/**
* @description MeshCentral web server
* @author Ylian Saint-Hilaire
* @copyright Intel Corporation 2018-2022
* @license Apache-2.0
* @version v0.0.1
*/
/*jslint node: true */
/*jshint node: true */
/*jshint strict:false */
/*jshint -W097 */
/*jshint esversion: 6 */
'use strict';
// SerialTunnel object is used to embed TLS within another connection.
function SerialTunnel(options) {
var obj = new require('stream').Duplex(options);
obj.forwardwrite = null;
obj.updateBuffer = function (chunk) { this.push(chunk); };
obj._write = function (chunk, encoding, callback) { if (obj.forwardwrite != null) { obj.forwardwrite(chunk); } else { console.err("Failed to fwd _write."); } if (callback) callback(); }; // Pass data written to forward
obj._read = function (size) { }; // Push nothing, anything to read should be pushed from updateBuffer()
return obj;
}
// ExpressJS login sample
// https://github.com/expressjs/express/blob/master/examples/auth/index.js
// Polyfill startsWith/endsWith for older NodeJS
if (!String.prototype.startsWith) { String.prototype.startsWith = function (searchString, position) { position = position || 0; return this.substr(position, searchString.length) === searchString; }; }
if (!String.prototype.endsWith) { String.prototype.endsWith = function (searchString, position) { var subjectString = this.toString(); if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) { position = subjectString.length; } position -= searchString.length; var lastIndex = subjectString.lastIndexOf(searchString, position); return lastIndex !== -1 && lastIndex === position; }; }
// Construct a HTTP server object
module.exports.CreateWebServer = function (parent, db, args, certificates, doneFunc) {
var obj = {}, i = 0;
// Modules
obj.fs = require('fs');
obj.net = require('net');
obj.tls = require('tls');
obj.path = require('path');
obj.bodyParser = require('body-parser');
obj.exphbs = require('express-handlebars');
obj.crypto = require('crypto');
obj.common = require('./common.js');
obj.express = require('express');
obj.meshAgentHandler = require('./meshagent.js');
obj.meshRelayHandler = require('./meshrelay.js');
obj.meshDeviceFileHandler = require('./meshdevicefile.js');
obj.meshDesktopMultiplexHandler = require('./meshdesktopmultiplex.js');
obj.meshIderHandler = require('./amt/amt-ider.js');
obj.meshUserHandler = require('./meshuser.js');
obj.interceptor = require('./interceptor');
obj.uaparser = require('ua-parser-js');
const constants = (obj.crypto.constants ? obj.crypto.constants : require('constants')); // require('constants') is deprecated in Node 11.10, use require('crypto').constants instead.
// Setup WebAuthn / FIDO2
obj.webauthn = require('./webauthn.js').CreateWebAuthnModule();
// Variables
obj.args = args;
obj.parent = parent;
obj.filespath = parent.filespath;
obj.db = db;
obj.app = obj.express();
if (obj.args.agentport) { obj.agentapp = obj.express(); }
if (args.compression !== false) { obj.app.use(require('compression')()); }
obj.app.disable('x-powered-by');
obj.tlsServer = null;
obj.tcpServer = null;
obj.certificates = certificates;
obj.users = {}; // UserID --> User
obj.meshes = {}; // MeshID --> Mesh (also called device group)
obj.userGroups = {}; // UGrpID --> User Group
obj.userAllowedIp = args.userallowedip; // List of allowed IP addresses for users
obj.agentAllowedIp = args.agentallowedip; // List of allowed IP addresses for agents
obj.agentBlockedIp = args.agentblockedip; // List of blocked IP addresses for agents
obj.tlsSniCredentials = null;
obj.dnsDomains = {};
obj.relaySessionCount = 0;
obj.relaySessionErrorCount = 0;
obj.blockedUsers = 0;
obj.blockedAgents = 0;
obj.renderPages = null;
obj.renderLanguages = [];
obj.destroyedSessions = {}; // userid/req.session.x --> destroyed session time
// Web relay sessions
var webRelayNextSessionId = 1;
var webRelaySessions = {} // UserId/SessionId/Host --> Web Relay Session
var webRelayCleanupTimer = null;
// Monitor web relay session removals
parent.AddEventDispatch(['server-shareremove'], obj);
obj.HandleEvent = function (source, event, ids, id) {
if (event.action == 'removedDeviceShare') {
for (var relaySessionId in webRelaySessions) {
// A share was removed that matches an active session, close the web relay session.
if (webRelaySessions[relaySessionId].xpublicid === event.publicid) { webRelaySessions[relaySessionId].close(); }
}
}
}
// Mesh Rights
const MESHRIGHT_EDITMESH = 0x00000001;
const MESHRIGHT_MANAGEUSERS = 0x00000002;
const MESHRIGHT_MANAGECOMPUTERS = 0x00000004;
const MESHRIGHT_REMOTECONTROL = 0x00000008;
const MESHRIGHT_AGENTCONSOLE = 0x00000010;
const MESHRIGHT_SERVERFILES = 0x00000020;
const MESHRIGHT_WAKEDEVICE = 0x00000040;
const MESHRIGHT_SETNOTES = 0x00000080;
const MESHRIGHT_REMOTEVIEWONLY = 0x00000100;
const MESHRIGHT_NOTERMINAL = 0x00000200;
const MESHRIGHT_NOFILES = 0x00000400;
const MESHRIGHT_NOAMT = 0x00000800;
const MESHRIGHT_DESKLIMITEDINPUT = 0x00001000;
const MESHRIGHT_LIMITEVENTS = 0x00002000;
const MESHRIGHT_CHATNOTIFY = 0x00004000;
const MESHRIGHT_UNINSTALL = 0x00008000;
const MESHRIGHT_NODESKTOP = 0x00010000;
const MESHRIGHT_REMOTECOMMAND = 0x00020000;
const MESHRIGHT_RESETOFF = 0x00040000;
const MESHRIGHT_GUESTSHARING = 0x00080000;
const MESHRIGHT_ADMIN = 0xFFFFFFFF;
// Site rights
const SITERIGHT_SERVERBACKUP = 0x00000001;
const SITERIGHT_MANAGEUSERS = 0x00000002;
const SITERIGHT_SERVERRESTORE = 0x00000004;
const SITERIGHT_FILEACCESS = 0x00000008;
const SITERIGHT_SERVERUPDATE = 0x00000010;
const SITERIGHT_LOCKED = 0x00000020;
const SITERIGHT_NONEWGROUPS = 0x00000040;
const SITERIGHT_NOMESHCMD = 0x00000080;
const SITERIGHT_USERGROUPS = 0x00000100;
const SITERIGHT_RECORDINGS = 0x00000200;
const SITERIGHT_LOCKSETTINGS = 0x00000400;
const SITERIGHT_ALLEVENTS = 0x00000800;
const SITERIGHT_NONEWDEVICES = 0x00001000;
const SITERIGHT_ADMIN = 0xFFFFFFFF;
// Setup SSPI authentication if needed
if ((obj.parent.platform == 'win32') && (obj.args.nousers != true) && (obj.parent.config != null) && (obj.parent.config.domains != null)) {
for (i in obj.parent.config.domains) { if (obj.parent.config.domains[i].auth == 'sspi') { var nodeSSPI = require('node-sspi'); obj.parent.config.domains[i].sspi = new nodeSSPI({ retrieveGroups: false, offerBasic: false }); } }
}
// Perform hash on web certificate and agent certificate
obj.webCertificateHash = parent.certificateOperations.getPublicKeyHashBinary(obj.certificates.web.cert);
obj.webCertificateHashs = { '': obj.webCertificateHash };
obj.webCertificateHashBase64 = Buffer.from(obj.webCertificateHash, 'binary').toString('base64').replace(/\+/g, '@').replace(/\//g, '$');
obj.webCertificateFullHash = parent.certificateOperations.getCertHashBinary(obj.certificates.web.cert);
obj.webCertificateFullHashs = { '': obj.webCertificateFullHash };
obj.webCertificateExpire = { '': parent.certificateOperations.getCertificateExpire(parent.certificates.web.cert) };
obj.agentCertificateHashHex = parent.certificateOperations.getPublicKeyHash(obj.certificates.agent.cert);
obj.agentCertificateHashBase64 = Buffer.from(obj.agentCertificateHashHex, 'hex').toString('base64').replace(/\+/g, '@').replace(/\//g, '$');
obj.agentCertificateAsn1 = parent.certificateOperations.forge.asn1.toDer(parent.certificateOperations.forge.pki.certificateToAsn1(parent.certificateOperations.forge.pki.certificateFromPem(parent.certificates.agent.cert))).getBytes();
obj.defaultWebCertificateHash = obj.certificates.webdefault ? parent.certificateOperations.getPublicKeyHashBinary(obj.certificates.webdefault.cert) : null;
obj.defaultWebCertificateFullHash = obj.certificates.webdefault ? parent.certificateOperations.getCertHashBinary(obj.certificates.webdefault.cert) : null;
// Compute the hash of all of the web certificates for each domain
for (var i in obj.parent.config.domains) {
if (obj.parent.config.domains[i].certhash != null) {
// If the web certificate hash is provided, use it.
obj.webCertificateHashs[i] = obj.webCertificateFullHashs[i] = Buffer.from(obj.parent.config.domains[i].certhash, 'hex').toString('binary');
if (obj.parent.config.domains[i].certkeyhash != null) { obj.webCertificateHashs[i] = Buffer.from(obj.parent.config.domains[i].certkeyhash, 'hex').toString('binary'); }
delete obj.webCertificateExpire[i]; // Expire time is not provided
} else if ((obj.parent.config.domains[i].dns != null) && (obj.parent.config.domains[i].certs != null)) {
// If the domain has a different DNS name, use a different certificate hash.
// Hash the full certificate
obj.webCertificateFullHashs[i] = parent.certificateOperations.getCertHashBinary(obj.parent.config.domains[i].certs.cert);
obj.webCertificateExpire[i] = Date.parse(parent.certificateOperations.forge.pki.certificateFromPem(obj.parent.config.domains[i].certs.cert).validity.notAfter);
try {
// Decode a RSA certificate and hash the public key.
obj.webCertificateHashs[i] = parent.certificateOperations.getPublicKeyHashBinary(obj.parent.config.domains[i].certs.cert);
} catch (ex) {
// This may be a ECDSA certificate, hash the entire cert.
obj.webCertificateHashs[i] = obj.webCertificateFullHashs[i];
}
} else if ((obj.parent.config.domains[i].dns != null) && (obj.certificates.dns[i] != null)) {
// If this domain has a DNS and a matching DNS cert, use it. This case works for wildcard certs.
obj.webCertificateFullHashs[i] = parent.certificateOperations.getCertHashBinary(obj.certificates.dns[i].cert);
obj.webCertificateHashs[i] = parent.certificateOperations.getPublicKeyHashBinary(obj.certificates.dns[i].cert);
obj.webCertificateExpire[i] = Date.parse(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.dns[i].cert).validity.notAfter);
} else if (i != '') {
// For any other domain, use the default cert.
obj.webCertificateFullHashs[i] = obj.webCertificateFullHashs[''];
obj.webCertificateHashs[i] = obj.webCertificateHashs[''];
obj.webCertificateExpire[i] = obj.webCertificateExpire[''];
}
}
// If we are running the legacy swarm server, compute the hash for that certificate
if (parent.certificates.swarmserver != null) {
obj.swarmCertificateAsn1 = parent.certificateOperations.forge.asn1.toDer(parent.certificateOperations.forge.pki.certificateToAsn1(parent.certificateOperations.forge.pki.certificateFromPem(parent.certificates.swarmserver.cert))).getBytes();
obj.swarmCertificateHash384 = parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.swarmserver.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'binary' });
obj.swarmCertificateHash256 = parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.swarmserver.cert).publicKey, { md: parent.certificateOperations.forge.md.sha256.create(), encoding: 'binary' });
}
// Main lists
obj.wsagents = {}; // NodeId --> Agent
obj.wsagentsWithBadWebCerts = {}; // NodeId --> Agent
obj.wsagentsDisconnections = {};
obj.wsagentsDisconnectionsTimer = null;
obj.duplicateAgentsLog = {};
obj.wssessions = {}; // UserId --> Array Of Sessions
obj.wssessions2 = {}; // "UserId + SessionRnd" --> Session (Note that the SessionId is the UserId + / + SessionRnd)
obj.wsPeerSessions = {}; // ServerId --> Array Of "UserId + SessionRnd"
obj.wsPeerSessions2 = {}; // "UserId + SessionRnd" --> ServerId
obj.wsPeerSessions3 = {}; // ServerId --> UserId --> [ SessionId ]
obj.sessionsCount = {}; // Merged session counters, used when doing server peering. UserId --> SessionCount
obj.wsrelays = {}; // Id -> Relay
obj.desktoprelays = {}; // Id -> Desktop Multiplexer Relay
obj.wsPeerRelays = {}; // Id -> { ServerId, Time }
var tlsSessionStore = {}; // Store TLS session information for quick resume.
var tlsSessionStoreCount = 0; // Number of cached TLS session information in store.
// Setup randoms
obj.crypto.randomBytes(48, function (err, buf) { obj.httpAuthRandom = buf; });
obj.crypto.randomBytes(16, function (err, buf) { obj.httpAuthRealm = buf.toString('hex'); });
obj.crypto.randomBytes(48, function (err, buf) { obj.relayRandom = buf; });
// Get non-english web pages and emails
getRenderList();
getEmailLanguageList();
// Setup DNS domain TLS SNI credentials
{
var dnscount = 0;
obj.tlsSniCredentials = {};
for (i in obj.certificates.dns) { if (obj.parent.config.domains[i].dns != null) { obj.dnsDomains[obj.parent.config.domains[i].dns.toLowerCase()] = obj.parent.config.domains[i]; obj.tlsSniCredentials[obj.parent.config.domains[i].dns] = obj.tls.createSecureContext(obj.certificates.dns[i]).context; dnscount++; } }
if (dnscount > 0) { obj.tlsSniCredentials[''] = obj.tls.createSecureContext({ cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca }).context; } else { obj.tlsSniCredentials = null; }
}
function TlsSniCallback(name, cb) {
var c = obj.tlsSniCredentials[name];
if (c != null) {
cb(null, c);
} else {
cb(null, obj.tlsSniCredentials['']);
}
}
function EscapeHtml(x) { if (typeof x == 'string') return x.replace(/&/g, '&').replace(/>/g, '>').replace(//g, '>').replace(/').replace(/\n/g, '').replace(/\t/g, ' '); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
// Fetch all users from the database, keep this in memory
obj.db.GetAllType('user', function (err, docs) {
obj.common.unEscapeAllLinksFieldName(docs);
var domainUserCount = {}, i = 0;
for (i in parent.config.domains) { domainUserCount[i] = 0; }
for (i in docs) { var u = obj.users[docs[i]._id] = docs[i]; domainUserCount[u.domain]++; }
for (i in parent.config.domains) {
if ((parent.config.domains[i].share == null) && (domainUserCount[i] == 0)) {
// If newaccounts is set to no new accounts, but no accounts exists, temporarily allow account creation.
//if ((parent.config.domains[i].newaccounts === 0) || (parent.config.domains[i].newaccounts === false)) { parent.config.domains[i].newaccounts = 2; }
console.log('Server ' + ((i == '') ? '' : (i + ' ')) + 'has no users, next new account will be site administrator.');
}
}
// Fetch all device groups (meshes) from the database, keep this in memory
// As we load things in memory, we will also be doing some cleaning up.
// We will not save any clean up in the database right now, instead it will be saved next time there is a change.
obj.db.GetAllType('mesh', function (err, docs) {
obj.common.unEscapeAllLinksFieldName(docs);
for (var i in docs) { obj.meshes[docs[i]._id] = docs[i]; } // Get all meshes, including deleted ones.
// Fetch all user groups from the database, keep this in memory
obj.db.GetAllType('ugrp', function (err, docs) {
obj.common.unEscapeAllLinksFieldName(docs);
// Perform user group link cleanup
for (var i in docs) {
const ugrp = docs[i];
if (ugrp.links != null) {
for (var j in ugrp.links) {
if (j.startsWith('user/') && (obj.users[j] == null)) { delete ugrp.links[j]; } // User group has a link to a user that does not exist
else if (j.startsWith('mesh/') && ((obj.meshes[j] == null) || (obj.meshes[j].deleted != null))) { delete ugrp.links[j]; } // User has a link to a device group that does not exist
}
}
obj.userGroups[docs[i]._id] = docs[i]; // Get all user groups
}
// Perform device group link cleanup
for (var i in obj.meshes) {
const mesh = obj.meshes[i];
if (mesh.links != null) {
for (var j in mesh.links) {
if (j.startsWith('ugrp/') && (obj.userGroups[j] == null)) { delete mesh.links[j]; } // Device group has a link to a user group that does not exist
else if (j.startsWith('user/') && (obj.users[j] == null)) { delete mesh.links[j]; } // Device group has a link to a user that does not exist
}
}
}
// Perform user link cleanup
for (var i in obj.users) {
const user = obj.users[i];
if (user.links != null) {
for (var j in user.links) {
if (j.startsWith('ugrp/') && (obj.userGroups[j] == null)) { delete user.links[j]; } // User has a link to a user group that does not exist
else if (j.startsWith('mesh/') && ((obj.meshes[j] == null) || (obj.meshes[j].deleted != null))) { delete user.links[j]; } // User has a link to a device group that does not exist
//else if (j.startsWith('node/') && (obj.nodes[j] == null)) { delete user.links[j]; } // TODO
}
//if (Object.keys(user.links).length == 0) { delete user.links; }
}
}
// We loaded the users, device groups and user group state, start the server
serverStart();
});
});
});
// Clean up a device, used before saving it in the database
obj.cleanDevice = function (device) {
// Check device links, if a link points to an unknown user, remove it.
if (device.links != null) {
for (var j in device.links) {
if ((obj.users[j] == null) && (obj.userGroups[j] == null)) {
delete device.links[j];
if (Object.keys(device.links).length == 0) { delete device.links; }
}
}
}
return device;
}
// Return statistics about this web server
obj.getStats = function () {
return {
users: Object.keys(obj.users).length,
meshes: Object.keys(obj.meshes).length,
dnsDomains: Object.keys(obj.dnsDomains).length,
relaySessionCount: obj.relaySessionCount,
relaySessionErrorCount: obj.relaySessionErrorCount,
wsagents: Object.keys(obj.wsagents).length,
wsagentsDisconnections: Object.keys(obj.wsagentsDisconnections).length,
wsagentsDisconnectionsTimer: Object.keys(obj.wsagentsDisconnectionsTimer).length,
wssessions: Object.keys(obj.wssessions).length,
wssessions2: Object.keys(obj.wssessions2).length,
wsPeerSessions: Object.keys(obj.wsPeerSessions).length,
wsPeerSessions2: Object.keys(obj.wsPeerSessions2).length,
wsPeerSessions3: Object.keys(obj.wsPeerSessions3).length,
sessionsCount: Object.keys(obj.sessionsCount).length,
wsrelays: Object.keys(obj.wsrelays).length,
wsPeerRelays: Object.keys(obj.wsPeerRelays).length,
tlsSessionStore: Object.keys(tlsSessionStore).length,
blockedUsers: obj.blockedUsers,
blockedAgents: obj.blockedAgents
};
}
// Agent counters
obj.agentStats = {
createMeshAgentCount: 0,
agentClose: 0,
agentBinaryUpdate: 0,
agentMeshCoreBinaryUpdate: 0,
coreIsStableCount: 0,
verifiedAgentConnectionCount: 0,
clearingCoreCount: 0,
updatingCoreCount: 0,
recoveryCoreIsStableCount: 0,
meshDoesNotExistCount: 0,
invalidPkcsSignatureCount: 0,
invalidRsaSignatureCount: 0,
invalidJsonCount: 0,
unknownAgentActionCount: 0,
agentBadWebCertHashCount: 0,
agentBadSignature1Count: 0,
agentBadSignature2Count: 0,
agentMaxSessionHoldCount: 0,
invalidDomainMeshCount: 0,
invalidMeshTypeCount: 0,
invalidDomainMesh2Count: 0,
invalidMeshType2Count: 0,
duplicateAgentCount: 0,
maxDomainDevicesReached: 0,
agentInTrouble: 0,
agentInBigTrouble: 0
}
obj.getAgentStats = function () { return obj.agentStats; }
// Traffic counters
obj.trafficStats = {
httpRequestCount: 0,
httpWebSocketCount: 0,
httpIn: 0,
httpOut: 0,
relayCount: {},
relayIn: {},
relayOut: {},
localRelayCount: {},
localRelayIn: {},
localRelayOut: {},
AgentCtrlIn: 0,
AgentCtrlOut: 0,
LMSIn: 0,
LMSOut: 0,
CIRAIn: 0,
CIRAOut: 0
}
obj.trafficStats.time = Date.now();
obj.getTrafficStats = function () { return obj.trafficStats; }
obj.getTrafficDelta = function (oldTraffic) { // Return the difference between the old and new data along with the delta time.
const data = obj.common.Clone(obj.trafficStats);
data.time = Date.now();
const delta = calcDelta(oldTraffic ? oldTraffic : {}, data);
if (oldTraffic && oldTraffic.time) { delta.delta = (data.time - oldTraffic.time); }
delta.time = data.time;
return { current: data, delta: delta }
}
function calcDelta(oldData, newData) { // Recursive function that computes the difference of all numbers
const r = {};
for (var i in newData) {
if (typeof newData[i] == 'object') { r[i] = calcDelta(oldData[i] ? oldData[i] : {}, newData[i]); }
if (typeof newData[i] == 'number') { if (typeof oldData[i] == 'number') { r[i] = (newData[i] - oldData[i]); } else { r[i] = newData[i]; } }
}
return r;
}
// Keep a record of the last agent issues.
obj.getAgentIssues = function () { return obj.agentIssues; }
obj.setAgentIssue = function (agent, issue) { obj.agentIssues.push([new Date().toLocaleString(), agent.remoteaddrport, issue]); while (obj.setAgentIssue.length > 50) { obj.agentIssues.shift(); } }
obj.agentIssues = [];
// Authenticate the user
obj.authenticate = function (name, pass, domain, fn) {
if ((typeof (name) != 'string') || (typeof (pass) != 'string') || (typeof (domain) != 'object')) { fn(new Error('invalid fields')); return; }
if (name.startsWith('~t:')) {
// Login token, try to fetch the token from the database
obj.db.Get('logintoken-' + name, function (err, docs) {
if (err != null) { fn(err); return; }
if ((docs == null) || (docs.length != 1)) { fn(new Error('login token not found')); return; }
const loginToken = docs[0];
if ((loginToken.expire != 0) && (loginToken.expire < Date.now())) { fn(new Error('login token expired')); return; }
// Default strong password hashing (pbkdf2 SHA384)
require('./pass').hash(pass, loginToken.salt, function (err, hash, tag) {
if (err) return fn(err);
if (hash == loginToken.hash) {
// Login username and password are valid.
var user = obj.users[loginToken.userid];
if (!user) { fn(new Error('cannot find user')); return; }
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { fn('locked'); return; }
// Successful login token authentication
var loginOptions = { tokenName: loginToken.name, tokenUser: loginToken.tokenUser };
if (loginToken.expire != 0) { loginOptions.expire = loginToken.expire; }
return fn(null, user._id, null, loginOptions);
}
fn(new Error('invalid password'));
}, 0);
});
} else if (domain.auth == 'ldap') {
// This method will handle LDAP login
const ldapHandler = function ldapHandlerFunc(err, xxuser) {
if (err) { parent.debug('ldap', 'LDAP Error: ' + err); if (ldapHandlerFunc.ldapobj) { try { ldapHandlerFunc.ldapobj.close(); } catch (ex) { console.log(ex); } } fn(new Error('invalid password')); return; }
// Save this LDAP user to file if needed
if (typeof domain.ldapsaveusertofile == 'string') {
obj.fs.appendFile(domain.ldapsaveusertofile, JSON.stringify(xxuser) + '\r\n\r\n', function (err) { });
}
// Work on getting the userid for this LDAP user
var shortname = null;
var username = xxuser['displayName'];
if (typeof domain.ldapusername == 'string') {
if (domain.ldapusername.indexOf('{{{') >= 0) { username = assembleStringFromObject(domain.ldapusername, xxuser); } else { username = xxuser[domain.ldapusername]; }
} else { username = xxuser['displayName'] ? xxuser['displayName'] : xxuser['name']; }
if (domain.ldapuserbinarykey) {
// Use a binary key as the userid
if (xxuser[domain.ldapuserbinarykey]) { shortname = Buffer.from(xxuser[domain.ldapuserbinarykey], 'binary').toString('hex').toLowerCase(); }
} else if (domain.ldapuserkey) {
// Use a string key as the userid
if (xxuser[domain.ldapuserkey]) { shortname = xxuser[domain.ldapuserkey]; }
} else {
// Use the default key as the userid
if (xxuser['objectSid']) { shortname = Buffer.from(xxuser['objectSid'], 'binary').toString('hex').toLowerCase(); }
else if (xxuser['objectGUID']) { shortname = Buffer.from(xxuser['objectGUID'], 'binary').toString('hex').toLowerCase(); }
else if (xxuser['name']) { shortname = xxuser['name']; }
else if (xxuser['cn']) { shortname = xxuser['cn']; }
}
if (shortname == null) { fn(new Error('no user identifier')); if (ldapHandlerFunc.ldapobj) { try { ldapHandlerFunc.ldapobj.close(); } catch (ex) { console.log(ex); } } return; }
if (username == null) { username = shortname; }
var userid = 'user/' + domain.id + '/' + shortname;
// Get the list of groups this user is a member of.
var userMemberships = xxuser[(typeof domain.ldapusergroups == 'string') ? domain.ldapusergroups : 'memberOf'];
if (typeof userMemberships == 'string') { userMemberships = [userMemberships]; }
if (Array.isArray(userMemberships) == false) { userMemberships = []; }
// See if the user is required to be part of an LDAP user group in order to log into this server.
if (typeof domain.ldapuserrequiredgroupmembership == 'string') { domain.ldapuserrequiredgroupmembership = [domain.ldapuserrequiredgroupmembership]; }
if (Array.isArray(domain.ldapuserrequiredgroupmembership)) {
// Look for a matching LDAP user group
var userMembershipMatch = false;
for (var i in domain.ldapuserrequiredgroupmembership) { if (userMemberships.indexOf(domain.ldapuserrequiredgroupmembership[i]) >= 0) { userMembershipMatch = true; } }
if (userMembershipMatch === false) { parent.authLog('ldapHandler', 'LDAP denying login to a user that is not a member of a LDAP required group.'); fn('denied'); return; } // If there is no match, deny the login
}
// Check if user is in an site administrator group
var siteAdminGroup = null;
if (typeof domain.ldapsiteadmingroups == 'string') { domain.ldapsiteadmingroups = [domain.ldapsiteadmingroups]; }
if (Array.isArray(domain.ldapsiteadmingroups)) {
siteAdminGroup = false;
for (var i in domain.ldapsiteadmingroups) {
if (userMemberships.indexOf(domain.ldapsiteadmingroups[i]) >= 0) { siteAdminGroup = domain.ldapsiteadmingroups[i]; }
}
}
// See if we need to sync LDAP user memberships with user groups
if (domain.ldapsyncwithusergroups === true) { domain.ldapsyncwithusergroups = {}; }
if (typeof domain.ldapsyncwithusergroups == 'object') {
// LDAP user memberships sync is enabled, see if there are any filters to apply
if (typeof domain.ldapsyncwithusergroups.filter == 'string') { domain.ldapsyncwithusergroups.filter = [domain.ldapsyncwithusergroups.filter]; }
if (Array.isArray(domain.ldapsyncwithusergroups.filter)) {
const g = [];
for (var i in userMemberships) {
var match = false;
for (var j in domain.ldapsyncwithusergroups.filter) {
if (userMemberships[i].indexOf(domain.ldapsyncwithusergroups.filter[j]) >= 0) { match = true; }
}
if (match) { g.push(userMemberships[i]); }
}
userMemberships = g;
}
} else {
// LDAP user memberships sync is disabled, sync the user with empty membership
userMemberships = [];
}
// Get the email address for this LDAP user
var email = null;
if (domain.ldapuseremail) { email = xxuser[domain.ldapuseremail]; } else if (xxuser['mail']) { email = xxuser['mail']; } // Use given field name or default
if (Array.isArray(email)) { email = email[0]; } // Mail may be multivalued in LDAP in which case, answer is an array. Use the 1st value.
if (email) { email = email.toLowerCase(); } // it seems some code elsewhere also lowercase the emailaddress, so let's be consistent.
// Get the real name for this LDAP user
var realname = null;
if (typeof domain.ldapuserrealname == 'string') {
if (domain.ldapuserrealname.indexOf('{{{') >= 0) { realname = assembleStringFromObject(domain.ldapuserrealname, xxuser); } else { realname = xxuser[domain.ldapuserrealname]; }
}
else { if (typeof xxuser['name'] == 'string') { realname = xxuser['name']; } }
// Get the phone number for this LDAP user
var phonenumber = null;
if (domain.ldapuserphonenumber) { phonenumber = xxuser[domain.ldapuserphonenumber]; }
else { if (typeof xxuser['telephoneNumber'] == 'string') { phonenumber = xxuser['telephoneNumber']; } }
// Work on getting the image of this LDAP user
var userimage = null, userImageBuffer = null;
if (xxuser._raw) { // Using _raw allows us to get data directly as buffer.
if (domain.ldapuserimage && xxuser[domain.ldapuserimage]) { userImageBuffer = xxuser._raw[domain.ldapuserimage]; }
else if (xxuser['thumbnailPhoto']) { userImageBuffer = xxuser._raw['thumbnailPhoto']; }
else if (xxuser['jpegPhoto']) { userImageBuffer = xxuser._raw['jpegPhoto']; }
if (userImageBuffer != null) {
if ((userImageBuffer[0] == 0xFF) && (userImageBuffer[1] == 0xD8) && (userImageBuffer[2] == 0xFF) && (userImageBuffer[3] == 0xE0)) { userimage = 'data:image/jpeg;base64,' + userImageBuffer.toString('base64'); }
if ((userImageBuffer[0] == 0x89) && (userImageBuffer[1] == 0x50) && (userImageBuffer[2] == 0x4E) && (userImageBuffer[3] == 0x47)) { userimage = 'data:image/png;base64,' + userImageBuffer.toString('base64'); }
}
}
// Display user information extracted from LDAP data
parent.authLog('ldapHandler', 'LDAP user login, id: ' + shortname + ', username: ' + username + ', email: ' + email + ', realname: ' + realname + ', phone: ' + phonenumber + ', image: ' + (userimage != null));
// If there is a testing userid, use that
if (ldapHandlerFunc.ldapShortName) {
shortname = ldapHandlerFunc.ldapShortName;
userid = 'user/' + domain.id + '/' + shortname;
}
// Save the user image
if (userimage != null) { parent.db.Set({ _id: 'im' + userid, image: userimage }); } else { db.Remove('im' + userid); }
// Close the LDAP object
if (ldapHandlerFunc.ldapobj) { try { ldapHandlerFunc.ldapobj.close(); } catch (ex) { console.log(ex); } }
// Check if the user already exists
var user = obj.users[userid];
if (user == null) {
// This user does not exist, create a new account.
var user = { type: 'user', _id: userid, name: username, creation: Math.floor(Date.now() / 1000), login: Math.floor(Date.now() / 1000), access: Math.floor(Date.now() / 1000), domain: domain.id };
if (email) { user['email'] = email; user['emailVerified'] = true; }
if (domain.newaccountsrights) { user.siteadmin = domain.newaccountsrights; }
if (obj.common.validateStrArray(domain.newaccountrealms)) { user.groups = domain.newaccountrealms; }
var usercount = 0;
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { usercount++; } }
if (usercount == 0) { user.siteadmin = 4294967295; /*if (domain.newaccounts === 2) { delete domain.newaccounts; }*/ } // If this is the first user, give the account site admin.
// Auto-join any user groups
if (typeof domain.newaccountsusergroups == 'object') {
for (var i in domain.newaccountsusergroups) {
var ugrpid = domain.newaccountsusergroups[i];
if (ugrpid.indexOf('/') < 0) { ugrpid = 'ugrp/' + domain.id + '/' + ugrpid; }
var ugroup = obj.userGroups[ugrpid];
if (ugroup != null) {
// Add group to the user
if (user.links == null) { user.links = {}; }
user.links[ugroup._id] = { rights: 1 };
// Add user to the group
ugroup.links[user._id] = { userid: user._id, name: user.name, rights: 1 };
db.Set(ugroup);
// Notify user group change
var event = { etype: 'ugrp', ugrpid: ugroup._id, name: ugroup.name, desc: ugroup.desc, action: 'usergroupchange', links: ugroup.links, msgid: 71, msgArgs: [user.name, ugroup.name], msg: 'Added user ' + user.name + ' to user group ' + ugroup.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugroup._id, user._id], obj, event);
}
}
}
// Check the user real name
if (realname) { user.realname = realname; }
// Check the user phone number
if (phonenumber) { user.phone = phonenumber; }
// Indicate that this user has a image
if (userimage != null) { user.flags = 1; }
// See if the user is a member of the site admin group.
if (typeof siteAdminGroup === 'string') {
parent.authLog('ldapHandler', `LDAP: Granting site admin privilages to new user "${user.name}" found in admin group: ${siteAdminGroup}`);
user.siteadmin = 0xFFFFFFFF;
}
// Sync the user with LDAP matching user groups
if (syncExternalUserGroups(domain, user, userMemberships, 'ldap') == true) { userChanged = true; }
obj.users[user._id] = user;
obj.db.SetUser(user);
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountcreate', msgid: 128, msgArgs: [user.name], msg: 'Account created, name is ' + user.name, domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users'], obj, event);
return fn(null, user._id);
} else {
var userChanged = false;
// This is an existing user
// If the display username has changes, update it.
if (user.name != username) { user.name = username; userChanged = true; }
// Check if user email has changed
if (user.email && !email) { // email unset in ldap => unset
delete user.email;
delete user.emailVerified;
userChanged = true;
} else if (user.email != email) { // update email
user['email'] = email;
user['emailVerified'] = true;
userChanged = true;
}
// Check the user real name
if (realname != user.realname) { user.realname = realname; userChanged = true; }
// Check the user phone number
if (phonenumber != user.phone) { user.phone = phonenumber; userChanged = true; }
// Check the user image flag
if ((userimage != null) && ((user.flags == null) || ((user.flags & 1) == 0))) { if (user.flags == null) { user.flags = 1; } else { user.flags += 1; } userChanged = true; }
if ((userimage == null) && (user.flags != null) && ((user.flags & 1) != 0)) { if (user.flags == 1) { delete user.flags; } else { user.flags -= 1; } userChanged = true; }
// See if the user is a member of the site admin group.
if ((typeof siteAdminGroup === 'string') && (user.siteadmin !== 0xFFFFFFFF)) {
parent.authLog('ldapHandler', `LDAP: Granting site admin privilages to user "${user.name}" found in administrator group: ${siteAdminGroup}`);
user.siteadmin = 0xFFFFFFFF;
userChanged = true;
} else if ((siteAdminGroup === false) && (user.siteadmin === 0xFFFFFFFF)) {
parent.authLog('ldapHandler', `LDAP: Revoking site admin privilages from user "${user.name}" since they are not found in any administrator groups.`);
delete user.siteadmin;
userChanged = true;
}
// Synd the user with LDAP matching user groups
if (syncExternalUserGroups(domain, user, userMemberships, 'ldap') == true) { userChanged = true; }
// If the user changed, save the changes to the database here
if (userChanged) {
obj.db.SetUser(user);
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msgid: 154, msg: 'Account changed to sync with LDAP data.', domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
parent.DispatchEvent(['*', 'server-users', user._id], obj, event);
}
// If user is locker out, block here.
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { fn('locked'); return; }
return fn(null, user._id);
}
}
if (domain.ldapoptions.url == 'test') {
// Test LDAP login
var xxuser = domain.ldapoptions[name.toLowerCase()];
if (xxuser == null) { fn(new Error('invalid password')); return; } else {
ldapHandler.ldapShortName = name.toLowerCase();
if (typeof xxuser == 'string') {
// The test LDAP user points to a JSON file where the user information is, load it.
ldapHandler(null, require(xxuser));
} else {
// The test user information is in the config.json, use it.
ldapHandler(null, xxuser);
}
}
} else {
// LDAP login
var LdapAuth = require('ldapauth-fork');
if (domain.ldapoptions == null) { domain.ldapoptions = {}; }
domain.ldapoptions.includeRaw = true; // This allows us to get data as buffers which is useful for images.
var ldap = new LdapAuth(domain.ldapoptions);
ldapHandler.ldapobj = ldap;
ldap.on('error', function (err) { parent.debug('ldap', 'LDAP OnError: ' + err); try { ldap.close(); } catch (ex) { console.log(ex); } }); // Close the LDAP object
ldap.authenticate(name, pass, ldapHandler);
}
} else {
// Regular login
var user = obj.users['user/' + domain.id + '/' + name.toLowerCase()];
// Query the db for the given username
if (!user) { fn(new Error('cannot find user')); return; }
// Apply the same algorithm to the POSTed password, applying the hash against the pass / salt, if there is a match we found the user
if (user.salt == null) {
fn(new Error('invalid password'));
} else {
if (user.passtype != null) {
// IIS default clear or weak password hashing (SHA-1)
require('./pass').iishash(user.passtype, pass, user.salt, function (err, hash) {
if (err) return fn(err);
if (hash == user.hash) {
// Update the password to the stronger format.
require('./pass').hash(pass, function (err, salt, hash, tag) { if (err) throw err; user.salt = salt; user.hash = hash; delete user.passtype; obj.db.SetUser(user); }, 0);
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { fn('locked'); return; }
return fn(null, user._id);
}
fn(new Error('invalid password'), null, user.passhint);
});
} else {
// Default strong password hashing (pbkdf2 SHA384)
require('./pass').hash(pass, user.salt, function (err, hash, tag) {
if (err) return fn(err);
if (hash == user.hash) {
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { fn('locked'); return; }
return fn(null, user._id);
}
fn(new Error('invalid password'), null, user.passhint);
}, 0);
}
}
}
};
/*
obj.restrict = function (req, res, next) {
console.log('restrict', req.url);
var domain = getDomain(req);
if (req.session.userid) {
next();
} else {
req.session.messageid = 111; // Access denied.
res.redirect(domain.url + 'login');
}
};
*/
// Check if the source IP address is in the IP list, return false if not.
function checkIpAddressEx(req, res, ipList, closeIfThis, redirectUrl) {
try {
if (req.connection) {
// HTTP(S) request
if (req.clientIp) { for (var i = 0; i < ipList.length; i++) { if (require('ipcheck').match(req.clientIp, ipList[i])) { if (closeIfThis === true) { if (typeof redirectUrl == 'string') { res.redirect(redirectUrl); } else { res.sendStatus(401); } } return true; } } }
if (closeIfThis === false) { if (typeof redirectUrl == 'string') { res.redirect(redirectUrl); } else { res.sendStatus(401); } }
} else {
// WebSocket request
if (res.clientIp) { for (var i = 0; i < ipList.length; i++) { if (require('ipcheck').match(res.clientIp, ipList[i])) { if (closeIfThis === true) { try { req.close(); } catch (e) { } } return true; } } }
if (closeIfThis === false) { try { req.close(); } catch (e) { } }
}
} catch (e) { console.log(e); } // Should never happen
return false;
}
// Check if the source IP address is allowed, return domain if allowed
// If there is a fail and null is returned, the request or connection is closed already.
function checkUserIpAddress(req, res) {
if ((parent.config.settings.userblockedip != null) && (checkIpAddressEx(req, res, parent.config.settings.userblockedip, true, parent.config.settings.ipblockeduserredirect) == true)) { obj.blockedUsers++; return null; }
if ((parent.config.settings.userallowedip != null) && (checkIpAddressEx(req, res, parent.config.settings.userallowedip, false, parent.config.settings.ipblockeduserredirect) == false)) { obj.blockedUsers++; return null; }
const domain = (req.url ? getDomain(req) : getDomain(res));
if (domain == null) { parent.debug('web', 'handleRootRequest: invalid domain.'); try { res.sendStatus(404); } catch (ex) { } return; }
if ((domain.userblockedip != null) && (checkIpAddressEx(req, res, domain.userblockedip, true, domain.ipblockeduserredirect) == true)) { obj.blockedUsers++; return null; }
if ((domain.userallowedip != null) && (checkIpAddressEx(req, res, domain.userallowedip, false, domain.ipblockeduserredirect) == false)) { obj.blockedUsers++; return null; }
return domain;
}
// Check if the source IP address is allowed, return domain if allowed
// If there is a fail and null is returned, the request or connection is closed already.
function checkAgentIpAddress(req, res) {
if ((parent.config.settings.agentblockedip != null) && (checkIpAddressEx(req, res, parent.config.settings.agentblockedip, null) == true)) { obj.blockedAgents++; return null; }
if ((parent.config.settings.agentallowedip != null) && (checkIpAddressEx(req, res, parent.config.settings.agentallowedip, null) == false)) { obj.blockedAgents++; return null; }
const domain = (req.url ? getDomain(req) : getDomain(res));
if ((domain.agentblockedip != null) && (checkIpAddressEx(req, res, domain.agentblockedip, null) == true)) { obj.blockedAgents++; return null; }
if ((domain.agentallowedip != null) && (checkIpAddressEx(req, res, domain.agentallowedip, null) == false)) { obj.blockedAgents++; return null; }
return domain;
}
// Return the current domain of the request
// Request or connection says open regardless of the response
function getDomain(req) {
if (req.xdomain != null) { return req.xdomain; } // Domain already set for this request, return it.
if ((req.hostname == 'localhost') && (req.query.domainid != null)) { const d = parent.config.domains[req.query.domainid]; if (d != null) return d; } // This is a localhost access with the domainid specified in the URL
if (req.hostname != null) { const d = obj.dnsDomains[req.hostname.toLowerCase()]; if (d != null) return d; } // If this is a DNS name domain, return it here.
const x = req.url.split('/');
if (x.length < 2) return parent.config.domains[''];
const y = parent.config.domains[x[1].toLowerCase()];
if ((y != null) && (y.dns == null)) { return parent.config.domains[x[1].toLowerCase()]; }
return parent.config.domains[''];
}
function handleLogoutRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (domain.auth == 'sspi') { parent.debug('web', 'handleLogoutRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
// If a HTTP header is required, check new UserRequiredHttpHeader
if (domain.userrequiredhttpheader && (typeof domain.userrequiredhttpheader == 'object')) { var ok = false; for (var i in req.headers) { if (domain.userrequiredhttpheader[i.toLowerCase()] == req.headers[i]) { ok = true; } } if (ok == false) { res.sendStatus(404); return; } }
res.set({ 'Cache-Control': 'no-store' });
// Destroy the user's session to log them out will be re-created next request
var userid = req.session.userid;
if (req.session.userid) {
var user = obj.users[req.session.userid];
if (user != null) {
obj.parent.authLog('https', 'User ' + user.name + ' logout from ' + req.clientIp + ' port ' + req.connection.remotePort, { sessionid: req.session.x, useragent: req.headers['user-agent'] });
obj.parent.DispatchEvent(['*'], obj, { etype: 'user', userid: user._id, username: user.name, action: 'logout', msgid: 2, msg: 'Account logout', domain: domain.id });
}
if (req.session.x) { clearDestroyedSessions(); obj.destroyedSessions[req.session.userid + '/' + req.session.x] = Date.now(); } // Destroy this session
}
req.session = null;
parent.debug('web', 'handleLogoutRequest: success.');
// If this user was logged in using an authentication strategy and there is a logout URL, use it.
if ((userid != null) && (domain.authstrategies?.authStrategyFlags != null)) {
let logouturl = null;
let userStrategy = ((userid.split('/')[2]).split(':')[0]).substring(1);
// Setup logout url for oidc
if (userStrategy == 'oidc' && domain.authstrategies.oidc != null) {
if (typeof domain.authstrategies.oidc.logouturl == 'string') {
logouturl = domain.authstrategies.oidc.logouturl;
} else if (typeof domain.authstrategies.oidc.issuer.end_session_endpoint == 'string' && typeof domain.authstrategies.oidc.client.post_logout_redirect_uri == 'string') {
logouturl = domain.authstrategies.oidc.issuer.end_session_endpoint + '?post_logout_redirect_uri=' + domain.authstrategies.oidc.client.post_logout_redirect_uri;
} else if (typeof domain.authstrategies.oidc.issuer.end_session_endpoint == 'string') {
logouturl = domain.authstrategies.oidc.issuer.end_session_endpoint;
}
// Log out all other strategies
} else if ((domain.authstrategies[userStrategy] != null) && (typeof domain.authstrategies[userStrategy].logouturl == 'string')) { logouturl = domain.authstrategies[userStrategy].logouturl; }
// If custom logout was setup, use it
if (logouturl != null) {
parent.authLog('handleLogoutRequest', userStrategy.toUpperCase() + ': LOGOUT: ' + logouturl);
res.redirect(logouturl);
return;
}
}
// This is the default logout redirect to the login page
if (req.query.key != null) { res.redirect(domain.url + 'login?key=' + req.query.key); } else { res.redirect(domain.url + 'login'); }
}
// Return an object with 2FA type if 2-step auth can be skipped
function checkUserOneTimePasswordSkip(domain, user, req, loginOptions) {
if (parent.config.settings.no2factorauth == true) return null;
// If this login occurred using a login token, no 2FA needed.
if ((loginOptions != null) && (typeof loginOptions.tokenName === 'string')) { return { twoFactorType: 'tokenlogin' }; }
// Check if we can skip 2nd factor auth because of the source IP address
if ((req != null) && (req.clientIp != null) && (domain.passwordrequirements != null) && (domain.passwordrequirements.skip2factor != null)) {
for (var i in domain.passwordrequirements.skip2factor) { if (require('ipcheck').match(req.clientIp, domain.passwordrequirements.skip2factor[i]) === true) { return { twoFactorType: 'ipaddr' }; } }
}
// Check if a 2nd factor cookie is present
if (typeof req.headers.cookie == 'string') {
const cookies = req.headers.cookie.split('; ');
for (var i in cookies) {
if (cookies[i].startsWith('twofactor=')) {
var twoFactorCookie = obj.parent.decodeCookie(decodeURIComponent(cookies[i].substring(10)), obj.parent.loginCookieEncryptionKey, (30 * 24 * 60)); // If the cookies does not have an expire field, assume 30 day timeout.
if ((twoFactorCookie != null) && ((twoFactorCookie.ip == null) || checkCookieIp(twoFactorCookie.ip, req.clientIp)) && (twoFactorCookie.userid == user._id)) { return { twoFactorType: 'cookie' }; }
}
}
}
return null;
}
// Return true if this user has 2-step auth active
function checkUserOneTimePasswordRequired(domain, user, req, loginOptions) {
// If this login occurred using a login token, no 2FA needed.
if ((loginOptions != null) && (typeof loginOptions.tokenName === 'string')) { return false; }
// Check if we can skip 2nd factor auth because of the source IP address
if ((req != null) && (req.clientIp != null) && (domain.passwordrequirements != null) && (domain.passwordrequirements.skip2factor != null)) {
for (var i in domain.passwordrequirements.skip2factor) { if (require('ipcheck').match(req.clientIp, domain.passwordrequirements.skip2factor[i]) === true) return false; }
}
// Check if a 2nd factor cookie is present
if (typeof req.headers.cookie == 'string') {
const cookies = req.headers.cookie.split('; ');
for (var i in cookies) {
if (cookies[i].startsWith('twofactor=')) {
var twoFactorCookie = obj.parent.decodeCookie(decodeURIComponent(cookies[i].substring(10)), obj.parent.loginCookieEncryptionKey, (30 * 24 * 60)); // If the cookies does not have an expire field, assume 30 day timeout.
if ((twoFactorCookie != null) && ((twoFactorCookie.ip == null) || checkCookieIp(twoFactorCookie.ip, req.clientIp)) && (twoFactorCookie.userid == user._id)) { return false; }
}
}
}
// See if SMS 2FA is available
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
// See if Messenger 2FA is available
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
// Check if a 2nd factor is present
return ((parent.config.settings.no2factorauth !== true) && (msg2fa || sms2fa || (user.otpsecret != null) || ((user.email != null) && (user.emailVerified == true) && (domain.mailserver != null) && (user.otpekey != null)) || ((user.otphkeys != null) && (user.otphkeys.length > 0))));
}
// Check the 2-step auth token
function checkUserOneTimePassword(req, domain, user, token, hwtoken, func) {
parent.debug('web', 'checkUserOneTimePassword()');
const twoStepLoginSupported = ((domain.auth != 'sspi') && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.nousers !== true) && (parent.config.settings.no2factorauth !== true));
if (twoStepLoginSupported == false) { parent.debug('web', 'checkUserOneTimePassword: not supported.'); func(true); return; };
// Check if we can use OTP tokens with email
var otpemail = (domain.mailserver != null);
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.email2factor == false)) { otpemail = false; }
var otpsms = (parent.smsserver != null);
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.sms2factor == false)) { otpsms = false; }
var otpmsg = ((parent.msgserver != null) && (parent.msgserver.providers != 0));
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.msg2factor == false)) { otpmsg = false; }
// Check 2FA login cookie
if ((token != null) && (token.startsWith('cookie='))) {
var twoFactorCookie = obj.parent.decodeCookie(decodeURIComponent(token.substring(7)), obj.parent.loginCookieEncryptionKey, (30 * 24 * 60)); // If the cookies does not have an expire field, assume 30 day timeout.
if ((twoFactorCookie != null) && ((twoFactorCookie.ip == null) || checkCookieIp(twoFactorCookie.ip, req.clientIp)) && (twoFactorCookie.userid == user._id)) { func(true, { twoFactorType: 'cookie' }); return; }
}
// Check email key
if ((otpemail) && (user.otpekey != null) && (user.otpekey.d != null) && (user.otpekey.k === token)) {
var deltaTime = (Date.now() - user.otpekey.d);
if ((deltaTime > 0) && (deltaTime < 300000)) { // Allow 5 minutes to use the email token (10000 * 60 * 5).
user.otpekey = {};
obj.db.SetUser(user);
parent.debug('web', 'checkUserOneTimePassword: success (email).');
func(true, { twoFactorType: 'email' });
return;
}
}
// Check SMS key
if ((otpsms) && (user.phone != null) && (user.otpsms != null) && (user.otpsms.d != null) && (user.otpsms.k === token)) {
var deltaTime = (Date.now() - user.otpsms.d);
if ((deltaTime > 0) && (deltaTime < 300000)) { // Allow 5 minutes to use the SMS token (10000 * 60 * 5).
delete user.otpsms;
obj.db.SetUser(user);
parent.debug('web', 'checkUserOneTimePassword: success (SMS).');
func(true, { twoFactorType: 'sms' });
return;
}
}
// Check messenger key
if ((otpmsg) && (user.msghandle != null) && (user.otpmsg != null) && (user.otpmsg.d != null) && (user.otpmsg.k === token)) {
var deltaTime = (Date.now() - user.otpmsg.d);
if ((deltaTime > 0) && (deltaTime < 300000)) { // Allow 5 minutes to use the Messenger token (10000 * 60 * 5).
delete user.otpmsg;
obj.db.SetUser(user);
parent.debug('web', 'checkUserOneTimePassword: success (Messenger).');
func(true, { twoFactorType: 'messenger' });
return;
}
}
// Check hardware key
if (user.otphkeys && (user.otphkeys.length > 0) && (typeof (hwtoken) == 'string') && (hwtoken.length > 0)) {
var authResponse = null;
try { authResponse = JSON.parse(hwtoken); } catch (ex) { }
if ((authResponse != null) && (authResponse.clientDataJSON)) {
// Get all WebAuthn keys
var webAuthnKeys = [];
for (var i = 0; i < user.otphkeys.length; i++) { if (user.otphkeys[i].type == 3) { webAuthnKeys.push(user.otphkeys[i]); } }
if (webAuthnKeys.length > 0) {
// Decode authentication response
var clientAssertionResponse = { response: {} };
clientAssertionResponse.id = authResponse.id;
clientAssertionResponse.rawId = Buffer.from(authResponse.id, 'base64');
clientAssertionResponse.response.authenticatorData = Buffer.from(authResponse.authenticatorData, 'base64');
clientAssertionResponse.response.clientDataJSON = Buffer.from(authResponse.clientDataJSON, 'base64');
clientAssertionResponse.response.signature = Buffer.from(authResponse.signature, 'base64');
clientAssertionResponse.response.userHandle = Buffer.from(authResponse.userHandle, 'base64');
// Look for the key with clientAssertionResponse.id
var webAuthnKey = null;
for (var i = 0; i < webAuthnKeys.length; i++) { if (webAuthnKeys[i].keyId == clientAssertionResponse.id) { webAuthnKey = webAuthnKeys[i]; } }
// If we found a valid key to use, let's validate the response
if (webAuthnKey != null) {
// Figure out the origin
var httpport = ((args.aliasport != null) ? args.aliasport : args.port);
var origin = 'https://' + (domain.dns ? domain.dns : parent.certificates.CommonName);
if (httpport != 443) { origin += ':' + httpport; }
var u2fchallenge = null;
if ((req.session != null) && (req.session.e != null)) { const sec = parent.decryptSessionData(req.session.e); if (sec != null) { u2fchallenge = sec.u2f; } }
var assertionExpectations = {
challenge: u2fchallenge,
origin: origin,
factor: 'either',
fmt: 'fido-u2f',
publicKey: webAuthnKey.publicKey,
prevCounter: webAuthnKey.counter,
userHandle: Buffer.from(user._id, 'binary').toString('base64')
};
var webauthnResponse = null;
try { webauthnResponse = obj.webauthn.verifyAuthenticatorAssertionResponse(clientAssertionResponse.response, assertionExpectations); } catch (ex) { parent.debug('web', 'checkUserOneTimePassword: exception ' + ex); console.log(ex); }
if ((webauthnResponse != null) && (webauthnResponse.verified === true)) {
// Update the hardware key counter and accept the 2nd factor
webAuthnKey.counter = webauthnResponse.counter;
obj.db.SetUser(user);
parent.debug('web', 'checkUserOneTimePassword: success (hardware).');
func(true, { twoFactorType: 'fido' });
} else {
parent.debug('web', 'checkUserOneTimePassword: fail (hardware).');
func(false);
}
return;
}
}
}
}
// Check Google Authenticator
const otplib = require('otplib')
otplib.authenticator.options = { window: 2 }; // Set +/- 1 minute window
if (user.otpsecret && (typeof (token) == 'string') && (token.length == 6) && (otplib.authenticator.check(token, user.otpsecret) == true)) {
parent.debug('web', 'checkUserOneTimePassword: success (authenticator).');
func(true, { twoFactorType: 'otp' });
return;
};
// Check written down keys
if ((user.otpkeys != null) && (user.otpkeys.keys != null) && (typeof (token) == 'string') && (token.length == 8)) {
var tokenNumber = parseInt(token);
for (var i = 0; i < user.otpkeys.keys.length; i++) {
if ((tokenNumber === user.otpkeys.keys[i].p) && (user.otpkeys.keys[i].u === true)) {
parent.debug('web', 'checkUserOneTimePassword: success (one-time).');
user.otpkeys.keys[i].u = false; func(true, { twoFactorType: 'backup' }); return;
}
}
}
// Check OTP hardware key (Yubikey OTP)
if ((domain.yubikey != null) && (domain.yubikey.id != null) && (domain.yubikey.secret != null) && (user.otphkeys != null) && (user.otphkeys.length > 0) && (typeof (token) == 'string') && (token.length == 44)) {
var keyId = token.substring(0, 12);
// Find a matching OTP key
var match = false;
for (var i = 0; i < user.otphkeys.length; i++) { if ((user.otphkeys[i].type === 2) && (user.otphkeys[i].keyid === keyId)) { match = true; } }
// If we have a match, check the OTP
if (match === true) {
var yubikeyotp = require('yubikeyotp');
var request = { otp: token, id: domain.yubikey.id, key: domain.yubikey.secret, timestamp: true }
if (domain.yubikey.proxy) { request.requestParams = { proxy: domain.yubikey.proxy }; }
yubikeyotp.verifyOTP(request, function (err, results) {
if ((results != null) && (results.status == 'OK')) {
parent.debug('web', 'checkUserOneTimePassword: success (Yubikey).');
func(true, { twoFactorType: 'hwotp' });
} else {
parent.debug('web', 'checkUserOneTimePassword: fail (Yubikey).');
func(false);
}
});
return;
}
}
parent.debug('web', 'checkUserOneTimePassword: fail (2).');
func(false);
}
// Return a U2F hardware key challenge
function getHardwareKeyChallenge(req, domain, user, func) {
var sec = {};
if (req.session == null) { req.session = {}; } else { try { sec = parent.decryptSessionData(req.session.e); } catch (ex) { } }
if (user.otphkeys && (user.otphkeys.length > 0)) {
// Get all WebAuthn keys
var webAuthnKeys = [];
for (var i = 0; i < user.otphkeys.length; i++) { if (user.otphkeys[i].type == 3) { webAuthnKeys.push(user.otphkeys[i]); } }
if (webAuthnKeys.length > 0) {
// Generate a Webauthn challenge, this is really easy, no need to call any modules to do this.
var authnOptions = { type: 'webAuthn', keyIds: [], timeout: 60000, challenge: obj.crypto.randomBytes(64).toString('base64') };
for (var i = 0; i < webAuthnKeys.length; i++) { authnOptions.keyIds.push(webAuthnKeys[i].keyId); }
sec.u2f = authnOptions.challenge;
req.session.e = parent.encryptSessionData(sec);
parent.debug('web', 'getHardwareKeyChallenge: success');
func(JSON.stringify(authnOptions));
return;
}
}
// Remove the challenge if present
if (sec.u2f != null) { delete sec.u2f; req.session.e = parent.encryptSessionData(sec); }
parent.debug('web', 'getHardwareKeyChallenge: fail');
func('');
}
// Redirect a root request to a different page
function handleRootRedirect(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
res.redirect(domain.rootredirect + getQueryPortion(req));
}
function handleLoginRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
if (req.session == null) { req.session = {}; }
// Check if this is a banned ip address
if (obj.checkAllowLogin(req) == false) {
// Wait and redirect the user
setTimeout(function () {
req.session.messageid = 114; // IP address blocked, try again later.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}, 2000 + (obj.crypto.randomBytes(2).readUInt16BE(0) % 4095));
return;
}
// Normally, use the body username/password. If this is a token, use the username/password in the session.
var xusername = req.body.username, xpassword = req.body.password;
if ((xusername == null) && (xpassword == null) && (req.body.token != null)) {
const sec = parent.decryptSessionData(req.session.e);
xusername = sec.tuser; xpassword = sec.tpass;
}
// Authenticate the user
obj.authenticate(xusername, xpassword, domain, function (err, userid, passhint, loginOptions) {
if (userid) {
var user = obj.users[userid];
// Check if we are in maintenance mode
if ((parent.config.settings.maintenancemode != null) && (user.siteadmin != 4294967295)) {
req.session.messageid = 115; // Server under maintenance
req.session.loginmode = 1;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.email != null) && (user.emailVerified == true) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
var push2fa = ((parent.firebase != null) && (user.otpdev != null));
// Check if two factor can be skipped
const twoFactorSkip = checkUserOneTimePasswordSkip(domain, user, req, loginOptions);
// Check if this user has 2-step login active
if ((twoFactorSkip == null) && (req.session.loginmode != 6) && checkUserOneTimePasswordRequired(domain, user, req, loginOptions)) {
if ((req.body.hwtoken == '**timeout**')) {
delete req.session; // Clear the session
res.redirect(domain.url + getQueryPortion(req));
return;
}
if ((req.body.hwtoken == '**email**') && email2fa) {
user.otpekey = { k: obj.common.zeroPad(getRandomEightDigitInteger(), 8), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA email to: ' + user.email);
domain.mailserver.sendAccountLoginMail(domain, user.email, user.otpekey.k, obj.getLanguageCodes(req), req.query.key);
req.session.messageid = 2; // "Email sent" message
req.session.loginmode = 4;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
if ((req.body.hwtoken == '**sms**') && sms2fa) {
// Cause a token to be sent to the user's phone number
user.otpsms = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA SMS to: ' + user.phone);
parent.smsserver.sendToken(domain, user.phone, user.otpsms.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
req.session.messageid = 4; // "SMS sent" message
req.session.loginmode = 4;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
if ((req.body.hwtoken == '**msg**') && msg2fa) {
// Cause a token to be sent to the user's messenger account
user.otpmsg = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA message to: ' + user.msghandle);
parent.msgserver.sendToken(domain, user.msghandle, user.otpmsg.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm message was sent
req.session.messageid = 6; // "Message sent" message
req.session.loginmode = 4;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Handle device push notification 2FA request
// We create a browser cookie, send it back and when the browser connects it's web socket, it will trigger the push notification.
if ((req.body.hwtoken == '**push**') && push2fa && ((domain.passwordrequirements == null) || (domain.passwordrequirements.push2factor != false))) {
const logincodeb64 = Buffer.from(obj.common.zeroPad(getRandomSixDigitInteger(), 6)).toString('base64');
const sessioncode = obj.crypto.randomBytes(24).toString('base64');
// Create a browser cookie so the browser can connect using websocket and wait for device accept/reject.
const browserCookie = parent.encodeCookie({ a: 'waitAuth', c: logincodeb64, u: user._id, n: user.otpdev, s: sessioncode, d: domain.id });
// Get the HTTPS port
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port if specified
// Get the agent connection server name
var serverName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { serverName = obj.args.agentaliasdns; }
// Build the connection URL. If we are using a sub-domain or one with a DNS, we need to craft the URL correctly.
var xdomain = (domain.dns == null) ? domain.id : '';
if (xdomain != '') xdomain += '/';
var url = 'wss://' + serverName + ':' + httpsPort + '/' + xdomain + '2fahold.ashx?c=' + browserCookie;
// Request that the login page wait for device auth
req.session.messageid = 5; // "Sending notification..." message
req.session.passhint = url;
req.session.loginmode = 8;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
checkUserOneTimePassword(req, domain, user, req.body.token, req.body.hwtoken, function (result, authData) {
if (result == false) {
var randomWaitTime = 0;
// Check if 2FA is allowed for this IP address
if (obj.checkAllow2Fa(req) == false) {
// Wait and redirect the user
setTimeout(function () {
req.session.messageid = 114; // IP address blocked, try again later.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}, 2000 + (obj.crypto.randomBytes(2).readUInt16BE(0) % 4095));
return;
}
// 2-step auth is required, but the token is not present or not valid.
if ((req.body.token != null) || (req.body.hwtoken != null)) {
randomWaitTime = 2000 + (obj.crypto.randomBytes(2).readUInt16BE(0) % 4095); // This is a fail, wait a random time. 2 to 6 seconds.
req.session.messageid = 108; // Invalid token, try again.
obj.parent.authLog('https', 'Failed 2FA for ' + xusername + ' from ' + cleanRemoteAddr(req.clientIp) + ' port ' + req.port, { useragent: req.headers['user-agent'] });
parent.debug('web', 'handleLoginRequest: invalid 2FA token');
const ua = obj.getUserAgentInfo(req);
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, { action: 'authfail', username: user.name, userid: user._id, domain: domain.id, msg: 'User login attempt with incorrect 2nd factor from ' + req.clientIp, msgid: 108, msgArgs: [req.clientIp, ua.browserStr, ua.osStr] });
obj.setbad2Fa(req);
} else {
parent.debug('web', 'handleLoginRequest: 2FA token required');
}
// Wait and redirect the user
setTimeout(function () {
req.session.loginmode = 4;
if ((user.email != null) && (user.emailVerified == true) && (domain.mailserver != null) && (user.otpekey != null)) { req.session.temail = 1; }
if ((user.phone != null) && (parent.smsserver != null)) { req.session.tsms = 1; }
if ((user.msghandle != null) && (parent.msgserver != null) && (parent.msgserver.providers != 0)) { req.session.tmsg = 1; }
if ((user.otpdev != null) && (parent.firebase != null)) { req.session.tpush = 1; }
req.session.e = parent.encryptSessionData({ tuserid: userid, tuser: xusername, tpass: xpassword });
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}, randomWaitTime);
} else {
// Check if we need to remember this device
if ((req.body.remembertoken === 'on') && ((domain.twofactorcookiedurationdays == null) || (domain.twofactorcookiedurationdays > 0))) {
var maxCookieAge = domain.twofactorcookiedurationdays;
if (typeof maxCookieAge != 'number') { maxCookieAge = 30; }
const twoFactorCookie = obj.parent.encodeCookie({ userid: user._id, expire: maxCookieAge * 24 * 60 /*, ip: req.clientIp*/ }, obj.parent.loginCookieEncryptionKey);
res.cookie('twofactor', twoFactorCookie, { maxAge: (maxCookieAge * 24 * 60 * 60 * 1000), httpOnly: true, sameSite: parent.config.settings.sessionsamesite, secure: true });
}
// Check if email address needs to be confirmed
const emailcheck = ((domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true) && (domain.auth != 'sspi') && (domain.auth != 'ldap'))
if (emailcheck && (user.emailVerified !== true)) {
parent.debug('web', 'Redirecting using ' + user.name + ' to email check login page');
req.session.messageid = 3; // "Email verification required" message
req.session.loginmode = 7;
req.session.passhint = user.email;
req.session.cuserid = userid;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Login successful
parent.debug('web', 'handleLoginRequest: successful 2FA login');
if (authData != null) { if (loginOptions == null) { loginOptions = {}; } loginOptions.twoFactorType = authData.twoFactorType; }
completeLoginRequest(req, res, domain, user, userid, xusername, xpassword, direct, loginOptions);
}
});
return;
}
// Check if email address needs to be confirmed
const emailcheck = ((domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true) && (domain.auth != 'sspi') && (domain.auth != 'ldap'))
if (emailcheck && (user.emailVerified !== true)) {
parent.debug('web', 'Redirecting using ' + user.name + ' to email check login page');
req.session.messageid = 3; // "Email verification required" message
req.session.loginmode = 7;
req.session.passhint = user.email;
req.session.cuserid = userid;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Login successful
parent.debug('web', 'handleLoginRequest: successful login');
if (twoFactorSkip != null) { if (loginOptions == null) { loginOptions = {}; } loginOptions.twoFactorType = twoFactorSkip.twoFactorType; }
completeLoginRequest(req, res, domain, user, userid, xusername, xpassword, direct, loginOptions);
} else {
// Login failed, log the error
obj.parent.authLog('https', 'Failed password for ' + xusername + ' from ' + req.clientIp + ' port ' + req.connection.remotePort, { useragent: req.headers['user-agent'] });
// Wait a random delay
setTimeout(function () {
// If the account is locked, display that.
if (typeof xusername == 'string') {
var xuserid = 'user/' + domain.id + '/' + xusername.toLowerCase();
if (err == 'locked') {
parent.debug('web', 'handleLoginRequest: login failed, locked account');
req.session.messageid = 110; // Account locked.
const ua = obj.getUserAgentInfo(req);
obj.parent.DispatchEvent(['*', 'server-users', xuserid], obj, { action: 'authfail', userid: xuserid, username: xusername, domain: domain.id, msg: 'User login attempt on locked account from ' + req.clientIp, msgid: 109, msgArgs: [req.clientIp, ua.browserStr, ua.osStr] });
obj.setbadLogin(req);
} else if (err == 'denied') {
parent.debug('web', 'handleLoginRequest: login failed, access denied');
req.session.messageid = 111; // Access denied.
const ua = obj.getUserAgentInfo(req);
obj.parent.DispatchEvent(['*', 'server-users', xuserid], obj, { action: 'authfail', userid: xuserid, username: xusername, domain: domain.id, msg: 'Denied user login from ' + req.clientIp, msgid: 155, msgArgs: [req.clientIp, ua.browserStr, ua.osStr] });
obj.setbadLogin(req);
} else {
parent.debug('web', 'handleLoginRequest: login failed, bad username and password');
req.session.messageid = 112; // Login failed, check username and password.
const ua = obj.getUserAgentInfo(req);
obj.parent.DispatchEvent(['*', 'server-users', xuserid], obj, { action: 'authfail', userid: xuserid, username: xusername, domain: domain.id, msg: 'Invalid user login attempt from ' + req.clientIp, msgid: 110, msgArgs: [req.clientIp, ua.browserStr, ua.osStr] });
obj.setbadLogin(req);
}
}
// Clean up login mode and display password hint if present.
delete req.session.loginmode;
if ((passhint != null) && (passhint.length > 0)) {
req.session.passhint = passhint;
} else {
delete req.session.passhint;
}
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}, 2000 + (obj.crypto.randomBytes(2).readUInt16BE(0) % 4095)); // Wait for 2 to ~6 seconds.
}
});
}
function completeLoginRequest(req, res, domain, user, userid, xusername, xpassword, direct, loginOptions) {
// Check if we need to change the password
if ((typeof user.passchange == 'number') && ((user.passchange == -1) || ((typeof domain.passwordrequirements == 'object') && (typeof domain.passwordrequirements.reset == 'number') && (user.passchange + (domain.passwordrequirements.reset * 86400) < Math.floor(Date.now() / 1000))))) {
// Request a password change
parent.debug('web', 'handleLoginRequest: login ok, password change requested');
req.session.loginmode = 6;
req.session.messageid = 113; // Password change requested.
// Decrypt any session data
const sec = parent.decryptSessionData(req.session.e);
sec.rtuser = xusername;
sec.rtpass = xpassword;
req.session.e = parent.encryptSessionData(sec);
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Save login time
user.pastlogin = user.login;
user.login = user.access = Math.floor(Date.now() / 1000);
obj.db.SetUser(user);
// Notify account login
const targets = ['*', 'server-users', user._id];
if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } }
const ua = obj.getUserAgentInfo(req);
const loginEvent = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'login', msgid: 107, msgArgs: [req.clientIp, ua.browserStr, ua.osStr], msg: 'Account login from ' + req.clientIp + ', ' + ua.browserStr + ', ' + ua.osStr, domain: domain.id, ip: req.clientIp, userAgent: req.headers['user-agent'], rport: req.connection.remotePort };
if (loginOptions != null) {
if ((loginOptions.tokenName != null) && (loginOptions.tokenUser != null)) { loginEvent.tokenName = loginOptions.tokenName; loginEvent.tokenUser = loginOptions.tokenUser; } // If a login token was used, add it to the event.
if (loginOptions.twoFactorType != null) { loginEvent.twoFactorType = loginOptions.twoFactorType; }
}
obj.parent.DispatchEvent(targets, obj, loginEvent);
// Regenerate session when signing in to prevent fixation
//req.session.regenerate(function () {
// Store the user's primary key in the session store to be retrieved, or in this case the entire user object
delete req.session.e;
delete req.session.u2f;
delete req.session.loginmode;
delete req.session.tuserid;
delete req.session.tuser;
delete req.session.tpass;
delete req.session.temail;
delete req.session.tsms;
delete req.session.tmsg;
delete req.session.tpush;
delete req.session.messageid;
delete req.session.passhint;
delete req.session.cuserid;
delete req.session.expire;
delete req.session.currentNode;
req.session.userid = userid;
req.session.ip = req.clientIp;
setSessionRandom(req);
obj.parent.authLog('https', 'Accepted password for ' + (xusername ? xusername : userid) + ' from ' + req.clientIp + ' port ' + req.connection.remotePort, { useragent: req.headers['user-agent'], sessionid: req.session.x });
// If a login token was used, add this information and expire time to the session.
if ((loginOptions != null) && (loginOptions.tokenName != null) && (loginOptions.tokenUser != null)) {
req.session.loginToken = loginOptions.tokenUser;
if (loginOptions.expire != null) { req.session.expire = loginOptions.expire; }
}
if (req.body.viewmode) { req.session.viewmode = req.body.viewmode; }
if (req.body.host) {
// TODO: This is a terrible search!!! FIX THIS.
/*
obj.db.GetAllType('node', function (err, docs) {
for (var i = 0; i < docs.length; i++) {
if (docs[i].name == req.body.host) {
req.session.currentNode = docs[i]._id;
break;
}
}
console.log("CurrentNode: " + req.session.currentNode);
// This redirect happens after finding node is completed
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
});
*/
parent.debug('web', 'handleLoginRequest: login ok (1)');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); } // Temporary
} else {
parent.debug('web', 'handleLoginRequest: login ok (2)');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
//});
}
function handleCreateAccountRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) { parent.debug('web', 'handleCreateAccountRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
// Check if we are in maintenance mode
if (parent.config.settings.maintenancemode != null) {
req.session.messageid = 115; // Server under maintenance
req.session.loginmode = 1;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Always lowercase the email address
if (req.body.email) { req.body.email = req.body.email.toLowerCase(); }
// If the email is the username, set this here.
if (domain.usernameisemail) { req.body.username = req.body.email; }
// Check if there is domain.newAccountToken, check if supplied token is valid
if ((domain.newaccountspass != null) && (domain.newaccountspass != '') && (req.body.newaccountspass != domain.newaccountspass)) {
parent.debug('web', 'handleCreateAccountRequest: Invalid account creation token');
req.session.loginmode = 2;
req.session.messageid = 103; // Invalid account creation token.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// If needed, check the new account creation CAPTCHA
if ((domain.newaccountscaptcha != null) && (domain.newaccountscaptcha !== false)) {
const c = parent.decodeCookie(req.body.captchaargs, parent.loginCookieEncryptionKey, 10); // 10 minute timeout
if ((c == null) || (c.type != 'newAccount') || (typeof c.captcha != 'string') || (c.captcha.length < 5) || (c.captcha != req.body.anewaccountcaptcha)) {
req.session.loginmode = 2;
req.session.messageid = 117; // Invalid security check
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
}
// Accounts that start with ~ are not allowed
if ((typeof req.body.username != 'string') || (req.body.username.length < 1) || (req.body.username[0] == '~')) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (0)');
req.session.loginmode = 2;
req.session.messageid = 100; // Unable to create account.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Count the number of users in this domain
var domainUserCount = 0;
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { domainUserCount++; } }
// Check if we are allowed to create new users using the login screen
if ((domain.newaccounts !== 1) && (domain.newaccounts !== true) && (domainUserCount > 0)) {
parent.debug('web', 'handleCreateAccountRequest: domainUserCount > 1.');
res.sendStatus(401);
return;
}
// Check if this request is for an allows email domain
if ((domain.newaccountemaildomains != null) && Array.isArray(domain.newaccountemaildomains)) {
var i = -1;
if (typeof req.body.email == 'string') { i = req.body.email.indexOf('@'); }
if (i == -1) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (1)');
req.session.loginmode = 2;
req.session.messageid = 100; // Unable to create account.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
var emailok = false, emaildomain = req.body.email.substring(i + 1).toLowerCase();
for (var i in domain.newaccountemaildomains) { if (emaildomain == domain.newaccountemaildomains[i].toLowerCase()) { emailok = true; } }
if (emailok == false) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (2)');
req.session.loginmode = 2;
req.session.messageid = 100; // Unable to create account.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
}
// Check if we exceed the maximum number of user accounts
obj.db.isMaxType(domain.limits.maxuseraccounts, 'user', domain.id, function (maxExceed) {
if (maxExceed) {
parent.debug('web', 'handleCreateAccountRequest: account limit reached');
req.session.loginmode = 2;
req.session.messageid = 101; // Account limit reached.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
if (!obj.common.validateUsername(req.body.username, 1, 64) || !obj.common.validateEmail(req.body.email, 1, 256) || !obj.common.validateString(req.body.password1, 1, 256) || !obj.common.validateString(req.body.password2, 1, 256) || (req.body.password1 != req.body.password2) || req.body.username == '~' || !obj.common.checkPasswordRequirements(req.body.password1, domain.passwordrequirements)) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (3)');
req.session.loginmode = 2;
req.session.messageid = 100; // Unable to create account.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// Check if this email was already verified
obj.db.GetUserWithVerifiedEmail(domain.id, req.body.email, function (err, docs) {
if ((docs != null) && (docs.length > 0)) {
parent.debug('web', 'handleCreateAccountRequest: Existing account with this email address');
req.session.loginmode = 2;
req.session.messageid = 102; // Existing account with this email address.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// Check if user exists
if (obj.users['user/' + domain.id + '/' + req.body.username.toLowerCase()]) {
parent.debug('web', 'handleCreateAccountRequest: Username already exists');
req.session.loginmode = 2;
req.session.messageid = 104; // Username already exists.
} else {
var user = { type: 'user', _id: 'user/' + domain.id + '/' + req.body.username.toLowerCase(), name: req.body.username, email: req.body.email, creation: Math.floor(Date.now() / 1000), login: Math.floor(Date.now() / 1000), access: Math.floor(Date.now() / 1000), domain: domain.id };
if (domain.newaccountsrights) { user.siteadmin = domain.newaccountsrights; }
if (obj.common.validateStrArray(domain.newaccountrealms)) { user.groups = domain.newaccountrealms; }
if ((domain.passwordrequirements != null) && (domain.passwordrequirements.hint === true) && (req.body.apasswordhint)) { var hint = req.body.apasswordhint; if (hint.length > 250) { hint = hint.substring(0, 250); } user.passhint = hint; }
if (domainUserCount == 0) { user.siteadmin = 4294967295; /*if (domain.newaccounts === 2) { delete domain.newaccounts; }*/ } // If this is the first user, give the account site admin.
// Auto-join any user groups
if (typeof domain.newaccountsusergroups == 'object') {
for (var i in domain.newaccountsusergroups) {
var ugrpid = domain.newaccountsusergroups[i];
if (ugrpid.indexOf('/') < 0) { ugrpid = 'ugrp/' + domain.id + '/' + ugrpid; }
var ugroup = obj.userGroups[ugrpid];
if (ugroup != null) {
// Add group to the user
if (user.links == null) { user.links = {}; }
user.links[ugroup._id] = { rights: 1 };
// Add user to the group
ugroup.links[user._id] = { userid: user._id, name: user.name, rights: 1 };
db.Set(ugroup);
// Notify user group change
var event = { etype: 'ugrp', ugrpid: ugroup._id, name: ugroup.name, desc: ugroup.desc, action: 'usergroupchange', links: ugroup.links, msg: 'Added user ' + user.name + ' to user group ' + ugroup.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugroup._id, user._id], obj, event);
}
}
}
obj.users[user._id] = user;
req.session.userid = user._id;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
// Create a user, generate a salt and hash the password
require('./pass').hash(req.body.password1, function (err, salt, hash, tag) {
if (err) throw err;
user.salt = salt;
user.hash = hash;
delete user.passtype;
obj.db.SetUser(user);
// Send the verification email
if ((domain.mailserver != null) && (domain.auth != 'sspi') && (domain.auth != 'ldap') && (obj.common.validateEmail(user.email, 1, 256) == true)) { domain.mailserver.sendAccountCheckMail(domain, user.name, user._id, user.email, obj.getLanguageCodes(req), req.query.key); }
}, 0);
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountcreate', msg: 'Account created, email is ' + req.body.email, domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users'], obj, event);
}
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
});
}
}
});
}
// Called to process an account password reset
function handleResetPasswordRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
// Decrypt any session data
const sec = parent.decryptSessionData(req.session.e);
// Check everything is ok
const allowAccountReset = ((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.allowaccountreset !== false));
if ((allowAccountReset === false) || (domain == null) || (domain.auth == 'sspi') || (domain.auth == 'ldap') || (typeof req.body.rpassword1 != 'string') || (typeof req.body.rpassword2 != 'string') || (req.body.rpassword1 != req.body.rpassword2) || (typeof req.body.rpasswordhint != 'string') || (req.session == null) || (typeof sec.rtuser != 'string') || (typeof sec.rtpass != 'string')) {
parent.debug('web', 'handleResetPasswordRequest: checks failed');
delete req.session.e;
delete req.session.u2f;
delete req.session.loginmode;
delete req.session.tuserid;
delete req.session.tuser;
delete req.session.tpass;
delete req.session.temail;
delete req.session.tsms;
delete req.session.tmsg;
delete req.session.tpush;
delete req.session.messageid;
delete req.session.passhint;
delete req.session.cuserid;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Authenticate the user
obj.authenticate(sec.rtuser, sec.rtpass, domain, function (err, userid, passhint, loginOptions) {
if (userid) {
// Login
var user = obj.users[userid];
// If we have password requirements, check this here.
if (!obj.common.checkPasswordRequirements(req.body.rpassword1, domain.passwordrequirements)) {
parent.debug('web', 'handleResetPasswordRequest: password rejected, use a different one (1)');
req.session.loginmode = 6;
req.session.messageid = 105; // Password rejected, use a different one.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Check if the password is the same as a previous one
obj.checkOldUserPasswords(domain, user, req.body.rpassword1, function (result) {
if (result != 0) {
// This is the same password as an older one, request a password change again
parent.debug('web', 'handleResetPasswordRequest: password rejected, use a different one (2)');
req.session.loginmode = 6;
req.session.messageid = 105; // Password rejected, use a different one.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// Update the password, use a different salt.
require('./pass').hash(req.body.rpassword1, function (err, salt, hash, tag) {
const nowSeconds = Math.floor(Date.now() / 1000);
if (err) { parent.debug('web', 'handleResetPasswordRequest: hash error.'); throw err; }
if (domain.passwordrequirements != null) {
// Save password hint if this feature is enabled
if ((domain.passwordrequirements.hint === true) && (req.body.apasswordhint)) { var hint = req.body.apasswordhint; if (hint.length > 250) hint = hint.substring(0, 250); user.passhint = hint; } else { delete user.passhint; }
// Save previous password if this feature is enabled
if ((typeof domain.passwordrequirements.oldpasswordban == 'number') && (domain.passwordrequirements.oldpasswordban > 0)) {
if (user.oldpasswords == null) { user.oldpasswords = []; }
user.oldpasswords.push({ salt: user.salt, hash: user.hash, start: user.passchange, end: nowSeconds });
const extraOldPasswords = user.oldpasswords.length - domain.passwordrequirements.oldpasswordban;
if (extraOldPasswords > 0) { user.oldpasswords.splice(0, extraOldPasswords); }
}
}
user.salt = salt;
user.hash = hash;
user.passchange = user.access = nowSeconds;
delete user.passtype;
obj.db.SetUser(user);
// Event the account change
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msg: 'User password reset', domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, event);
// Login successful
parent.debug('web', 'handleResetPasswordRequest: success');
req.session.userid = userid;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
const sec = parent.decryptSessionData(req.session.e);
completeLoginRequest(req, res, domain, obj.users[userid], userid, sec.tuser, sec.tpass, direct, loginOptions);
}, 0);
}
}, 0);
} else {
// Failed, error out.
parent.debug('web', 'handleResetPasswordRequest: failed authenticate()');
delete req.session.e;
delete req.session.u2f;
delete req.session.loginmode;
delete req.session.tuserid;
delete req.session.tuser;
delete req.session.tpass;
delete req.session.temail;
delete req.session.tsms;
delete req.session.tmsg;
delete req.session.tpush;
delete req.session.messageid;
delete req.session.passhint;
delete req.session.cuserid;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
});
}
// Called to process an account reset request
function handleResetAccountRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
const allowAccountReset = ((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.allowaccountreset !== false));
if ((allowAccountReset === false) || (domain.auth == 'sspi') || (domain.auth == 'ldap') || (obj.args.lanonly == true) || (obj.parent.certificates.CommonName == null) || (obj.parent.certificates.CommonName.indexOf('.') == -1)) { parent.debug('web', 'handleResetAccountRequest: check failed'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
// Always lowercase the email address
if (req.body.email) { req.body.email = req.body.email.toLowerCase(); }
// Get the email from the body or session.
var email = req.body.email;
if ((email == null) || (email == '')) { email = req.session.temail; }
// Check the email string format
if (!email || checkEmail(email) == false) {
parent.debug('web', 'handleResetAccountRequest: Invalid email');
req.session.loginmode = 3;
req.session.messageid = 106; // Invalid email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
obj.db.GetUserWithVerifiedEmail(domain.id, email, function (err, docs) {
// Remove all accounts that start with ~ since they are special accounts.
var cleanDocs = [];
if ((err == null) && (docs.length > 0)) {
for (var i in docs) {
const user = docs[i];
const locked = ((user.siteadmin != null) && (user.siteadmin != 0xFFFFFFFF) && ((user.siteadmin & 1024) != 0)); // No password recovery for locked accounts
const specialAccount = (user._id.split('/')[2].startsWith('~')); // No password recovery for special accounts
if ((specialAccount == false) && (locked == false)) { cleanDocs.push(user); }
}
}
docs = cleanDocs;
// Check if we have any account that match this email address
if ((err != null) || (docs.length == 0)) {
parent.debug('web', 'handleResetAccountRequest: Account not found');
req.session.loginmode = 3;
req.session.messageid = 1; // If valid, reset mail sent. Instead of "Account not found" (107), we send this hold on message so users can't know if this account exists or not.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// If many accounts have the same validated e-mail, we are going to use the first one for display, but sent a reset email for all accounts.
var responseSent = false;
for (var i in docs) {
var user = docs[i];
if (checkUserOneTimePasswordRequired(domain, user, req) == true) {
// Second factor setup, request it now.
checkUserOneTimePassword(req, domain, user, req.body.token, req.body.hwtoken, function (result, authData) {
if (result == false) {
if (i == 0) {
// Check if 2FA is allowed for this IP address
if (obj.checkAllow2Fa(req) == false) {
// Wait and redirect the user
setTimeout(function () {
req.session.messageid = 114; // IP address blocked, try again later.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}, 2000 + (obj.crypto.randomBytes(2).readUInt16BE(0) % 4095));
return;
}
// 2-step auth is required, but the token is not present or not valid.
parent.debug('web', 'handleResetAccountRequest: Invalid 2FA token, try again');
if ((req.body.token != null) || (req.body.hwtoken != null)) {
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
if ((req.body.hwtoken == '**sms**') && sms2fa) {
// Cause a token to be sent to the user's phone number
user.otpsms = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA SMS for password recovery to: ' + user.phone);
parent.smsserver.sendToken(domain, user.phone, user.otpsms.k, obj.getLanguageCodes(req));
req.session.messageid = 4; // SMS sent.
} else if ((req.body.hwtoken == '**msg**') && msg2fa) {
// Cause a token to be sent to the user's messager account
user.otpmsg = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA message for password recovery to: ' + user.msghandle);
parent.msgserver.sendToken(domain, user.msghandle, user.otpmsg.k, obj.getLanguageCodes(req));
req.session.messageid = 6; // Message sent.
} else {
req.session.messageid = 108; // Invalid token, try again.
const ua = obj.getUserAgentInfo(req);
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, { action: 'authfail', username: user.name, userid: user._id, domain: domain.id, msg: 'User login attempt with incorrect 2nd factor from ' + req.clientIp, msgid: 108, msgArgs: [req.clientIp, ua.browserStr, ua.osStr] });
obj.setbad2Fa(req);
}
}
req.session.loginmode = 5;
req.session.temail = email;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
} else {
// Send email to perform recovery.
delete req.session.temail;
if (domain.mailserver != null) {
domain.mailserver.sendAccountResetMail(domain, user.name, user._id, user.email, obj.getLanguageCodes(req), req.query.key);
if (i == 0) {
parent.debug('web', 'handleResetAccountRequest: Hold on, reset mail sent.');
req.session.loginmode = 1;
req.session.messageid = 1; // If valid, reset mail sent.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
} else {
if (i == 0) {
parent.debug('web', 'handleResetAccountRequest: Unable to sent email.');
req.session.loginmode = 3;
req.session.messageid = 109; // Unable to sent email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
}
}
});
} else {
// No second factor, send email to perform recovery.
if (domain.mailserver != null) {
domain.mailserver.sendAccountResetMail(domain, user.name, user._id, user.email, obj.getLanguageCodes(req), req.query.key);
if (i == 0) {
parent.debug('web', 'handleResetAccountRequest: Hold on, reset mail sent.');
req.session.loginmode = 1;
req.session.messageid = 1; // If valid, reset mail sent.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
} else {
if (i == 0) {
parent.debug('web', 'handleResetAccountRequest: Unable to sent email.');
req.session.loginmode = 3;
req.session.messageid = 109; // Unable to sent email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
}
}
}
}
});
}
}
// Handle account email change and email verification request
function handleCheckAccountEmailRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.mailserver == null) || (domain.auth == 'sspi') || (domain.auth == 'ldap') || (typeof req.session.cuserid != 'string') || (obj.users[req.session.cuserid] == null) || (!obj.common.validateEmail(req.body.email, 1, 256))) { parent.debug('web', 'handleCheckAccountEmailRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
// Always lowercase the email address
if (req.body.email) { req.body.email = req.body.email.toLowerCase(); }
// Get the email from the body or session.
var email = req.body.email;
if ((email == null) || (email == '')) { email = req.session.temail; }
// Check if this request is for an allows email domain
if ((domain.newaccountemaildomains != null) && Array.isArray(domain.newaccountemaildomains)) {
var i = -1;
if (typeof req.body.email == 'string') { i = req.body.email.indexOf('@'); }
if (i == -1) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (1)');
req.session.loginmode = 7;
req.session.messageid = 106; // Invalid email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
var emailok = false, emaildomain = req.body.email.substring(i + 1).toLowerCase();
for (var i in domain.newaccountemaildomains) { if (emaildomain == domain.newaccountemaildomains[i].toLowerCase()) { emailok = true; } }
if (emailok == false) {
parent.debug('web', 'handleCreateAccountRequest: unable to create account (2)');
req.session.loginmode = 7;
req.session.messageid = 106; // Invalid email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
}
// Check the email string format
if (!email || checkEmail(email) == false) {
parent.debug('web', 'handleCheckAccountEmailRequest: Invalid email');
req.session.loginmode = 7;
req.session.messageid = 106; // Invalid email.
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// Check is email already exists
obj.db.GetUserWithVerifiedEmail(domain.id, email, function (err, docs) {
if ((err != null) || ((docs.length > 0) && (docs.find(function (u) { return (u._id === req.session.cuserid); }) < 0))) {
// Email already exists
req.session.messageid = 102; // Existing account with this email address.
} else {
// Update the user and notify of user email address change
var user = obj.users[req.session.cuserid];
if (user.email != email) {
user.email = email;
db.SetUser(user);
var targets = ['*', 'server-users', user._id];
if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } }
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msg: 'Account changed: ' + user.name, domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
parent.DispatchEvent(targets, obj, event);
}
// Send the verification email
domain.mailserver.sendAccountCheckMail(domain, user.name, user._id, user.email, obj.getLanguageCodes(req), req.query.key);
// Send the response
req.session.messageid = 2; // Email sent.
}
req.session.loginmode = 7;
delete req.session.cuserid;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
});
}
}
// Called to process a web based email verification request
function handleCheckMailRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.auth == 'sspi') || (domain.auth == 'ldap') || (domain.mailserver == null)) { parent.debug('web', 'handleCheckMailRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.query.c != null) {
var cookie = obj.parent.decodeCookie(req.query.c, domain.mailserver.mailCookieEncryptionKey, 30);
if ((cookie != null) && (cookie.u != null) && (cookie.u.startsWith('user/')) && (cookie.e != null)) {
var idsplit = cookie.u.split('/');
if ((idsplit.length != 3) || (idsplit[1] != domain.id)) {
parent.debug('web', 'handleCheckMailRequest: Invalid domain.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 1, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
} else {
obj.db.Get(cookie.u, function (err, docs) {
if (docs.length == 0) {
parent.debug('web', 'handleCheckMailRequest: Invalid username.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 2, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: encodeURIComponent(idsplit[1]).replace(/'/g, '%27') }, req, domain));
} else {
var user = docs[0];
if (user.email != cookie.e) {
parent.debug('web', 'handleCheckMailRequest: Invalid e-mail.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 3, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: encodeURIComponent(user.email).replace(/'/g, '%27'), arg2: encodeURIComponent(user.name).replace(/'/g, '%27') }, req, domain));
} else {
if (cookie.a == 1) {
// Account email verification
if (user.emailVerified == true) {
parent.debug('web', 'handleCheckMailRequest: email already verified.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 4, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: encodeURIComponent(user.email).replace(/'/g, '%27'), arg2: encodeURIComponent(user.name).replace(/'/g, '%27') }, req, domain));
} else {
obj.db.GetUserWithVerifiedEmail(domain.id, user.email, function (err, docs) {
if ((docs.length > 0) && (docs.find(function (u) { return (u._id === user._id); }) < 0)) {
parent.debug('web', 'handleCheckMailRequest: email already in use.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 5, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: encodeURIComponent(user.email).replace(/'/g, '%27') }, req, domain));
} else {
parent.debug('web', 'handleCheckMailRequest: email verification success.');
// Set the verified flag
obj.users[user._id].emailVerified = true;
user.emailVerified = true;
obj.db.SetUser(user);
// Event the change
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msg: 'Verified email of user ' + EscapeHtml(user.name) + ' (' + EscapeHtml(user.email) + ')', domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, event);
// Send the confirmation page
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 6, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: encodeURIComponent(user.email).replace(/'/g, '%27'), arg2: encodeURIComponent(user.name).replace(/'/g, '%27') }, req, domain));
// Send a notification
obj.parent.DispatchEvent([user._id], obj, { action: 'notify', title: 'Email verified', value: user.email, nolog: 1, id: Math.random() });
// Send to authLog
obj.parent.authLog('https', 'Verified email address ' + user.email + ' for user ' + user.name, { useragent: req.headers['user-agent'] });
}
});
}
} else if (cookie.a == 2) {
// Account reset
if (user.emailVerified != true) {
parent.debug('web', 'handleCheckMailRequest: email not verified.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 7, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: EscapeHtml(user.email), arg2: EscapeHtml(user.name) }, req, domain));
} else {
if (req.query.confirm == 1) {
// Set a temporary password
obj.crypto.randomBytes(16, function (err, buf) {
var newpass = buf.toString('base64').split('=').join('').split('/').join('').split('+').join('');
require('./pass').hash(newpass, function (err, salt, hash, tag) {
if (err) throw err;
// Change the password
var userinfo = obj.users[user._id];
userinfo.salt = salt;
userinfo.hash = hash;
delete userinfo.passtype;
userinfo.passchange = userinfo.access = Math.floor(Date.now() / 1000);
delete userinfo.passhint;
obj.db.SetUser(userinfo);
// Event the change
var event = { etype: 'user', userid: user._id, username: userinfo.name, account: obj.CloneSafeUser(userinfo), action: 'accountchange', msg: 'Password reset for user ' + EscapeHtml(user.name), domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, event);
// Send the new password
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 8, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), arg1: EscapeHtml(user.name), arg2: EscapeHtml(newpass) }, req, domain));
parent.debug('web', 'handleCheckMailRequest: send temporary password.');
// Send to authLog
obj.parent.authLog('https', 'Performed account reset for user ' + user.name);
}, 0);
});
} else {
// Display a link for the user to confirm password reset
// We must do this because GMail will also load this URL a few seconds after the user does and we don't want to cause two password resets.
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 14, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
}
}
} else {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 9, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
}
}
}
});
}
} else {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 1, msgid: 10, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
}
}
}
// Called to process an agent invite GET/POST request
function handleInviteRequest(req, res) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleInviteRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((req.body == null) || (req.body.inviteCode == null) || (req.body.inviteCode == '')) { render(req, res, getRenderPage('invite', req, domain), getRenderArgs({ messageid: 0 }, req, domain)); return; } // No invitation code
// Each for a device group that has this invite code.
for (var i in obj.meshes) {
if ((obj.meshes[i].domain == domain.id) && (obj.meshes[i].deleted == null) && (obj.meshes[i].invite != null) && (obj.meshes[i].invite.codes.indexOf(req.body.inviteCode) >= 0)) {
// Send invitation link, valid for 1 minute.
res.redirect(domain.url + 'agentinvite?c=' + parent.encodeCookie({ a: 4, mid: i, f: obj.meshes[i].invite.flags, ag: obj.meshes[i].invite.ag, expire: 1 }, parent.invitationLinkEncryptionKey) + (req.query.key ? ('&key=' + req.query.key) : '') + (req.query.hide ? ('&hide=' + req.query.hide) : ''));
return;
}
}
render(req, res, getRenderPage('invite', req, domain), getRenderArgs({ messageid: 100 }, req, domain)); // Bad invitation code
}
// Called to render the MSTSC (RDP) or SSH web page
function handleMSTSCRequest(req, res, page) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleMSTSCRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
// Check if we are in maintenance mode
if ((parent.config.settings.maintenancemode != null) && (req.query.loginscreen !== '1')) {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 3, msgid: 13, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
return;
}
// Set features we want to send to this page
var features = 0;
if (domain.allowsavingdevicecredentials === false) { features |= 1; }
if (req.query.ws != null) {
// This is a query with a websocket relay cookie, check that the cookie is valid and use it.
var rcookie = parent.decodeCookie(req.query.ws, parent.loginCookieEncryptionKey, 60); // Cookie with 1 hour timeout
if ((rcookie != null) && (rcookie.domainid == domain.id) && (rcookie.nodeid != null) && (rcookie.tcpport != null)) {
// Fetch the node from the database
obj.db.Get(rcookie.nodeid, function (err, nodes) {
if ((err != null) || (nodes.length != 1)) { res.sendStatus(404); return; }
const node = nodes[0];
// Check if we have SSH/RDP credentials for this device
var serverCredentials = 0;
if (domain.allowsavingdevicecredentials !== false) {
if (page == 'ssh') {
if ((typeof node.ssh == 'object') && (typeof node.ssh.u == 'string') && (typeof node.ssh.p == 'string')) { serverCredentials = 1; } // Username and password
else if ((typeof node.ssh == 'object') && (typeof node.ssh.k == 'string') && (typeof node.ssh.kp == 'string')) { serverCredentials = 2; } // Username, key and password
else if ((typeof node.ssh == 'object') && (typeof node.ssh.k == 'string')) { serverCredentials = 3; } // Username and key. No password.
} else {
if ((typeof node.rdp == 'object') && (typeof node.rdp.d == 'string') && (typeof node.rdp.u == 'string') && (typeof node.rdp.p == 'string')) { serverCredentials = 1; } // Username and password
}
}
// Render the page
render(req, res, getRenderPage(page, req, domain), getRenderArgs({ cookie: req.query.ws, name: encodeURIComponent(req.query.name).replace(/'/g, '%27'), serverCredentials: serverCredentials, features: features }, req, domain));
});
return;
}
}
// Get the logged in user if present
var user = null;
// If there is a login token, use that
if (req.query.login != null) {
var ucookie = parent.decodeCookie(req.query.login, parent.loginCookieEncryptionKey, 60); // Cookie with 1 hour timeout
if ((ucookie != null) && (ucookie.a === 3) && (typeof ucookie.u == 'string')) { user = obj.users[ucookie.u]; }
}
// If no token, see if we have an active session
if ((user == null) && (req.session.userid != null)) { user = obj.users[req.session.userid]; }
// If still no user, see if we have a default user
if ((user == null) && (obj.args.user)) { user = obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]; }
// No user login, exit now
if (user == null) { res.sendStatus(401); return; }
// Check the nodeid
if (req.query.node != null) {
var nodeidsplit = req.query.node.split('/');
if (nodeidsplit.length == 1) {
req.query.node = 'node/' + domain.id + '/' + nodeidsplit[0]; // Format the nodeid correctly
} else if (nodeidsplit.length == 3) {
if ((nodeidsplit[0] != 'node') || (nodeidsplit[1] != domain.id)) { req.query.node = null; } // Check the nodeid format
} else {
req.query.node = null; // Bad nodeid
}
}
// If there is no nodeid, exit now
if (req.query.node == null) { render(req, res, getRenderPage(page, req, domain), getRenderArgs({ cookie: '', name: '', features: features }, req, domain)); return; }
// Fetch the node from the database
obj.db.Get(req.query.node, function (err, nodes) {
if ((err != null) || (nodes.length != 1)) { res.sendStatus(404); return; }
const node = nodes[0];
// Check access rights, must have remote control rights
if ((obj.GetNodeRights(user, node.meshid, node._id) & MESHRIGHT_REMOTECONTROL) == 0) { res.sendStatus(401); return; }
// Figure out the target port
var port = 0, serverCredentials = false;
if (page == 'ssh') {
// SSH port
port = 22;
if (typeof node.sshport == 'number') { port = node.sshport; }
// Check if we have SSH credentials for this device
if (domain.allowsavingdevicecredentials !== false) {
if ((typeof node.ssh == 'object') && (typeof node.ssh.u == 'string') && (typeof node.ssh.p == 'string')) { serverCredentials = 1; } // Username and password
else if ((typeof node.ssh == 'object') && (typeof node.ssh.k == 'string') && (typeof node.ssh.kp == 'string')) { serverCredentials = 2; } // Username, key and password
else if ((typeof node.ssh == 'object') && (typeof node.ssh.k == 'string')) { serverCredentials = 3; } // Username and key. No password.
}
} else {
// RDP port
port = 3389;
if (typeof node.rdpport == 'number') { port = node.rdpport; }
// Check if we have RDP credentials for this device
if (domain.allowsavingdevicecredentials !== false) {
if ((typeof node.rdp == 'object') && (typeof node.rdp.d == 'string') && (typeof node.rdp.u == 'string') && (typeof node.rdp.p == 'string')) { serverCredentials = 1; } // Username and password
}
}
if (req.query.port != null) { var qport = 0; try { qport = parseInt(req.query.port); } catch (ex) { } if ((typeof qport == 'number') && (qport > 0) && (qport < 65536)) { port = qport; } }
// Generate a cookie and respond
var cookie = parent.encodeCookie({ userid: user._id, domainid: user.domain, nodeid: node._id, tcpport: port }, parent.loginCookieEncryptionKey);
render(req, res, getRenderPage(page, req, domain), getRenderArgs({ cookie: cookie, name: encodeURIComponent(node.name).replace(/'/g, '%27'), serverCredentials: serverCredentials, features: features }, req, domain));
});
}
// Called to handle push-only requests
function handleFirebasePushOnlyRelayRequest(req, res) {
parent.debug('email', 'handleFirebasePushOnlyRelayRequest');
if ((req.body == null) || (req.body.msg == null) || (obj.parent.firebase == null)) { res.sendStatus(404); return; }
if (obj.parent.config.firebase.pushrelayserver == null) { res.sendStatus(404); return; }
if ((typeof obj.parent.config.firebase.pushrelayserver == 'string') && (req.query.key != obj.parent.config.firebase.pushrelayserver)) { res.sendStatus(404); return; }
var data = null;
try { data = JSON.parse(req.body.msg) } catch (ex) { res.sendStatus(404); return; }
if (typeof data != 'object') { res.sendStatus(404); return; }
if (typeof data.pmt != 'string') { res.sendStatus(404); return; }
if (typeof data.payload != 'object') { res.sendStatus(404); return; }
if (typeof data.payload.notification != 'object') { res.sendStatus(404); return; }
if (typeof data.payload.notification.title != 'string') { res.sendStatus(404); return; }
if (typeof data.payload.notification.body != 'string') { res.sendStatus(404); return; }
if (typeof data.options != 'object') { res.sendStatus(404); return; }
if ((data.options.priority != 'Normal') && (data.options.priority != 'High')) { res.sendStatus(404); return; }
if ((typeof data.options.timeToLive != 'number') || (data.options.timeToLive < 1)) { res.sendStatus(404); return; }
parent.debug('email', 'handleFirebasePushOnlyRelayRequest - ok');
obj.parent.firebase.sendToDevice({ pmt: data.pmt }, data.payload, data.options, function (id, err, errdesc) {
if (err == null) { res.sendStatus(200); } else { res.sendStatus(500); }
});
}
// Called to handle two-way push notification relay request
function handleFirebaseRelayRequest(ws, req) {
parent.debug('email', 'handleFirebaseRelayRequest');
if (obj.parent.firebase == null) { try { ws.close(); } catch (e) { } return; }
if (obj.parent.firebase.setupRelay == null) { try { ws.close(); } catch (e) { } return; }
if (obj.parent.config.firebase.relayserver == null) { try { ws.close(); } catch (e) { } return; }
if ((typeof obj.parent.config.firebase.relayserver == 'string') && (req.query.key != obj.parent.config.firebase.relayserver)) { res.sendStatus(404); try { ws.close(); } catch (e) { } return; }
obj.parent.firebase.setupRelay(ws);
}
// Called to process an agent invite request
function handleAgentInviteRequest(req, res) {
const domain = getDomain(req);
if ((domain == null) || ((req.query.m == null) && (req.query.c == null))) { parent.debug('web', 'handleAgentInviteRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.query.c != null) {
// A cookie is specified in the query string, use that
var cookie = obj.parent.decodeCookie(req.query.c, obj.parent.invitationLinkEncryptionKey);
if (cookie == null) { res.sendStatus(404); return; }
var mesh = obj.meshes[cookie.mid];
if (mesh == null) { res.sendStatus(404); return; }
var installflags = cookie.f;
if (typeof installflags != 'number') { installflags = 0; }
var showagents = cookie.ag;
if (typeof showagents != 'number') { showagents = 0; }
parent.debug('web', 'handleAgentInviteRequest using cookie.');
// Build the mobile agent URL, this is used to connect mobile devices
var agentServerName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { agentServerName = obj.args.agentaliasdns; }
var xdomain = (domain.dns == null) ? domain.id : '';
var agentHttpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.agentport != null) { agentHttpsPort = obj.args.agentport; } // If an agent only port is enabled, use that.
if (obj.args.agentaliasport != null) { agentHttpsPort = obj.args.agentaliasport; } // If an agent alias port is specified, use that.
var magenturl = 'mc://' + agentServerName + ((agentHttpsPort != 443) ? (':' + agentHttpsPort) : '') + ((xdomain != '') ? ('/' + xdomain) : '') + ',' + obj.agentCertificateHashBase64 + ',' + mesh._id.split('/')[2];
var meshcookie = parent.encodeCookie({ m: mesh._id.split('/')[2] }, parent.invitationLinkEncryptionKey);
render(req, res, getRenderPage('agentinvite', req, domain), getRenderArgs({ meshid: meshcookie, serverport: ((args.aliasport != null) ? args.aliasport : args.port), serverhttps: 1, servernoproxy: ((domain.agentnoproxy === true) ? '1' : '0'), meshname: encodeURIComponent(mesh.name).replace(/'/g, '%27'), installflags: installflags, showagents: showagents, magenturl: magenturl, assistanttype: (domain.assistanttypeagentinvite ? domain.assistanttypeagentinvite : 0) }, req, domain));
} else if (req.query.m != null) {
// The MeshId is specified in the query string, use that
var mesh = obj.meshes['mesh/' + domain.id + '/' + req.query.m.toLowerCase()];
if (mesh == null) { res.sendStatus(404); return; }
var installflags = 0;
if (req.query.f) { installflags = parseInt(req.query.f); }
if (typeof installflags != 'number') { installflags = 0; }
var showagents = 0;
if (req.query.f) { showagents = parseInt(req.query.ag); }
if (typeof showagents != 'number') { showagents = 0; }
parent.debug('web', 'handleAgentInviteRequest using meshid.');
// Build the mobile agent URL, this is used to connect mobile devices
var agentServerName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { agentServerName = obj.args.agentaliasdns; }
var xdomain = (domain.dns == null) ? domain.id : '';
var agentHttpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.agentport != null) { agentHttpsPort = obj.args.agentport; } // If an agent only port is enabled, use that.
if (obj.args.agentaliasport != null) { agentHttpsPort = obj.args.agentaliasport; } // If an agent alias port is specified, use that.
var magenturl = 'mc://' + agentServerName + ((agentHttpsPort != 443) ? (':' + agentHttpsPort) : '') + ((xdomain != '') ? ('/' + xdomain) : '') + ',' + obj.agentCertificateHashBase64 + ',' + mesh._id.split('/')[2];
var meshcookie = parent.encodeCookie({ m: mesh._id.split('/')[2] }, parent.invitationLinkEncryptionKey);
render(req, res, getRenderPage('agentinvite', req, domain), getRenderArgs({ meshid: meshcookie, serverport: ((args.aliasport != null) ? args.aliasport : args.port), serverhttps: 1, servernoproxy: ((domain.agentnoproxy === true) ? '1' : '0'), meshname: encodeURIComponent(mesh.name).replace(/'/g, '%27'), installflags: installflags, showagents: showagents, magenturl: magenturl, assistanttype: (domain.assistanttypeagentinvite ? domain.assistanttypeagentinvite : 0) }, req, domain));
}
}
// Called to process an agent invite request
function handleUserImageRequest(req, res) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleUserImageRequest: failed checks.'); res.sendStatus(404); return; }
if ((req.session == null) || (req.session.userid == null)) { parent.debug('web', 'handleUserImageRequest: failed checks 2.'); res.sendStatus(404); return; }
var imageUserId = req.session.userid;
if ((req.query.id != null)) {
var user = obj.users[req.session.userid];
if ((user == null) || (user.siteadmin == null) && ((user.siteadmin & 2) == 0)) { res.sendStatus(404); return; }
imageUserId = 'user/' + domain.id + '/' + req.query.id;
}
obj.db.Get('im' + imageUserId, function (err, docs) {
if ((err != null) || (docs == null) || (docs.length != 1) || (typeof docs[0].image != 'string')) { res.sendStatus(404); return; }
var imagebase64 = docs[0].image;
if (imagebase64.startsWith('data:image/png;base64,')) {
res.set('Content-Type', 'image/png');
res.set({ 'Cache-Control': 'no-store' });
res.send(Buffer.from(imagebase64.substring(22), 'base64'));
} else if (imagebase64.startsWith('data:image/jpeg;base64,')) {
res.set('Content-Type', 'image/jpeg');
res.set({ 'Cache-Control': 'no-store' });
res.send(Buffer.from(imagebase64.substring(23), 'base64'));
} else {
res.sendStatus(404);
}
});
}
function handleDeleteAccountRequest(req, res, direct) {
parent.debug('web', 'handleDeleteAccountRequest()');
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) { parent.debug('web', 'handleDeleteAccountRequest: failed checks.'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
var user = null;
if (req.body.authcookie) {
// If a authentication cookie is provided, decode it here
var loginCookie = obj.parent.decodeCookie(req.body.authcookie, obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { user = obj.users[loginCookie.userid]; }
} else {
// Check if the user is logged and we have all required parameters
if (!req.session || !req.session.userid || !req.body.apassword1 || (req.body.apassword1 != req.body.apassword2) || (req.session.userid.split('/')[1] != domain.id)) {
parent.debug('web', 'handleDeleteAccountRequest: required parameters not present.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
} else {
user = obj.users[req.session.userid];
}
}
if (!user) { parent.debug('web', 'handleDeleteAccountRequest: user not found.'); res.sendStatus(404); return; }
if ((user.siteadmin != 0xFFFFFFFF) && ((user.siteadmin & 1024) != 0)) { parent.debug('web', 'handleDeleteAccountRequest: account settings locked.'); res.sendStatus(404); return; }
// Check if the password is correct
obj.authenticate(user._id.split('/')[2], req.body.apassword1, domain, function (err, userid, passhint, loginOptions) {
var deluser = obj.users[userid];
if ((userid != null) && (deluser != null)) {
// Remove all links to this user
if (deluser.links != null) {
for (var i in deluser.links) {
if (i.startsWith('mesh/')) {
// Get the device group
var mesh = obj.meshes[i];
if (mesh) {
// Remove user from the mesh
if (mesh.links[deluser._id] != null) { delete mesh.links[deluser._id]; parent.db.Set(mesh); }
// Notify mesh change
var change = 'Removed user ' + deluser.name + ' from group ' + mesh.name;
var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, action: 'meshchange', links: mesh.links, msg: change, domain: domain.id, invite: mesh.invite };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come.
parent.DispatchEvent(['*', mesh._id, deluser._id, user._id], obj, event);
}
} else if (i.startsWith('node/')) {
// Get the node and the rights for this node
obj.GetNodeWithRights(domain, deluser, i, function (node, rights, visible) {
if ((node == null) || (node.links == null) || (node.links[deluser._id] == null)) return;
// Remove the link and save the node to the database
delete node.links[deluser._id];
if (Object.keys(node.links).length == 0) { delete node.links; }
db.Set(obj.cleanDevice(node));
// Event the node change
var event = { etype: 'node', userid: user._id, username: user.name, action: 'changenode', nodeid: node._id, domain: domain.id, msg: ('Removed user device rights for ' + node.name), node: obj.CloneSafeNode(node) }
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come.
parent.DispatchEvent(['*', node.meshid, node._id], obj, event);
});
} else if (i.startsWith('ugrp/')) {
// Get the device group
var ugroup = obj.userGroups[i];
if (ugroup) {
// Remove user from the user group
if (ugroup.links[deluser._id] != null) { delete ugroup.links[deluser._id]; parent.db.Set(ugroup); }
// Notify user group change
var change = 'Removed user ' + deluser.name + ' from user group ' + ugroup.name;
var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: ugroup._id, name: ugroup.name, desc: ugroup.desc, action: 'usergroupchange', links: ugroup.links, msg: 'Removed user ' + deluser.name + ' from user group ' + ugroup.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugroup._id, user._id, deluser._id], obj, event);
}
}
}
}
obj.db.Remove('ws' + deluser._id); // Remove user web state
obj.db.Remove('nt' + deluser._id); // Remove notes for this user
obj.db.Remove('ntp' + deluser._id); // Remove personal notes for this user
obj.db.Remove('im' + deluser._id); // Remove image for this user
// Delete any login tokens
parent.db.GetAllTypeNodeFiltered(['logintoken-' + deluser._id], domain.id, 'logintoken', null, function (err, docs) {
if ((err == null) && (docs != null)) { for (var i = 0; i < docs.length; i++) { parent.db.Remove(docs[i]._id, function () { }); } }
});
// Delete all files on the server for this account
try {
var deluserpath = obj.getServerRootFilePath(deluser);
if (deluserpath != null) { obj.deleteFolderRec(deluserpath); }
} catch (e) { }
// Remove the user
obj.db.Remove(deluser._id);
delete obj.users[deluser._id];
req.session = null;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', userid: deluser._id, username: deluser.name, action: 'accountremove', msg: 'Account removed', domain: domain.id });
parent.debug('web', 'handleDeleteAccountRequest: removed user.');
} else {
parent.debug('web', 'handleDeleteAccountRequest: auth failed.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
}
});
}
// Check a user's password
obj.checkUserPassword = function (domain, user, password, func) {
// Check the old password
if (user.passtype != null) {
// IIS default clear or weak password hashing (SHA-1)
require('./pass').iishash(user.passtype, password, user.salt, function (err, hash) {
if (err) { parent.debug('web', 'checkUserPassword: SHA-1 fail.'); return func(false); }
if (hash == user.hash) {
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { parent.debug('web', 'checkUserPassword: SHA-1 locked.'); return func(false); } // Account is locked
parent.debug('web', 'checkUserPassword: SHA-1 ok.');
return func(true); // Allow password change
}
func(false);
});
} else {
// Default strong password hashing (pbkdf2 SHA384)
require('./pass').hash(password, user.salt, function (err, hash, tag) {
if (err) { parent.debug('web', 'checkUserPassword: pbkdf2 SHA384 fail.'); return func(false); }
if (hash == user.hash) {
if ((user.siteadmin) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & 32) != 0) { parent.debug('web', 'checkUserPassword: pbkdf2 SHA384 locked.'); return func(false); } // Account is locked
parent.debug('web', 'checkUserPassword: pbkdf2 SHA384 ok.');
return func(true); // Allow password change
}
func(false);
}, 0);
}
}
// Check a user's old passwords
// Callback: 0=OK, 1=OldPass, 2=CommonPass
obj.checkOldUserPasswords = function (domain, user, password, func) {
// Check how many old passwords we need to check
if ((domain.passwordrequirements != null) && (typeof domain.passwordrequirements.oldpasswordban == 'number') && (domain.passwordrequirements.oldpasswordban > 0)) {
if (user.oldpasswords != null) {
const extraOldPasswords = user.oldpasswords.length - domain.passwordrequirements.oldpasswordban;
if (extraOldPasswords > 0) { user.oldpasswords.splice(0, extraOldPasswords); }
}
} else {
delete user.oldpasswords;
}
// If there is no old passwords, exit now.
var oldPassCount = 1;
if (user.oldpasswords != null) { oldPassCount += user.oldpasswords.length; }
var oldPassCheckState = { response: 0, count: oldPassCount, user: user, func: func };
// Test against common passwords if this feature is enabled
// Example of common passwords: 123456789, password123
if ((domain.passwordrequirements != null) && (domain.passwordrequirements.bancommonpasswords == true)) {
oldPassCheckState.count++;
require('wildleek')(password).then(function (wild) {
if (wild == true) { oldPassCheckState.response = 2; }
if (--oldPassCheckState.count == 0) { oldPassCheckState.func(oldPassCheckState.response); }
});
}
// Try current password
require('./pass').hash(password, user.salt, function oldPassCheck(err, hash, tag) {
if ((err == null) && (hash == tag.user.hash)) { tag.response = 1; }
if (--tag.count == 0) { tag.func(tag.response); }
}, oldPassCheckState);
// Try each old password
if (user.oldpasswords != null) {
for (var i in user.oldpasswords) {
const oldpassword = user.oldpasswords[i];
// Default strong password hashing (pbkdf2 SHA384)
require('./pass').hash(password, oldpassword.salt, function oldPassCheck(err, hash, tag) {
if ((err == null) && (hash == tag.oldPassword.hash)) { tag.state.response = 1; }
if (--tag.state.count == 0) { tag.state.func(tag.state.response); }
}, { oldPassword: oldpassword, state: oldPassCheckState });
}
}
}
// Handle password changes
function handlePasswordChangeRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) { parent.debug('web', 'handlePasswordChangeRequest: failed checks (1).'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (req.session.loginToken != null) { res.sendStatus(404); return; } // Do not allow this command when logged in using a login token
if (req.body == null) { res.sendStatus(404); return; } // Post body is empty or can't be parsed
// Check if the user is logged and we have all required parameters
if (!req.session || !req.session.userid || !req.body.apassword0 || !req.body.apassword1 || (req.body.apassword1 != req.body.apassword2) || (req.session.userid.split('/')[1] != domain.id)) {
parent.debug('web', 'handlePasswordChangeRequest: failed checks (2).');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Get the current user
var user = obj.users[req.session.userid];
if (!user) {
parent.debug('web', 'handlePasswordChangeRequest: user not found.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Check account settings locked
if ((user.siteadmin != 0xFFFFFFFF) && ((user.siteadmin & 1024) != 0)) {
parent.debug('web', 'handlePasswordChangeRequest: account settings locked.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
return;
}
// Check old password
obj.checkUserPassword(domain, user, req.body.apassword1, function (result) {
if (result == true) {
// Check if the new password is allowed, only do this if this feature is enabled.
parent.checkOldUserPasswords(domain, user, command.newpass, function (result) {
if (result == 1) {
parent.debug('web', 'handlePasswordChangeRequest: old password reuse attempt.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else if (result == 2) {
parent.debug('web', 'handlePasswordChangeRequest: commonly used password use attempt.');
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
} else {
// Update the password
require('./pass').hash(req.body.apassword1, function (err, salt, hash, tag) {
const nowSeconds = Math.floor(Date.now() / 1000);
if (err) { parent.debug('web', 'handlePasswordChangeRequest: hash error.'); throw err; }
if (domain.passwordrequirements != null) {
// Save password hint if this feature is enabled
if ((domain.passwordrequirements.hint === true) && (req.body.apasswordhint)) { var hint = req.body.apasswordhint; if (hint.length > 250) hint = hint.substring(0, 250); user.passhint = hint; } else { delete user.passhint; }
// Save previous password if this feature is enabled
if ((typeof domain.passwordrequirements.oldpasswordban == 'number') && (domain.passwordrequirements.oldpasswordban > 0)) {
if (user.oldpasswords == null) { user.oldpasswords = []; }
user.oldpasswords.push({ salt: user.salt, hash: user.hash, start: user.passchange, end: nowSeconds });
const extraOldPasswords = user.oldpasswords.length - domain.passwordrequirements.oldpasswordban;
if (extraOldPasswords > 0) { user.oldpasswords.splice(0, extraOldPasswords); }
}
}
user.salt = salt;
user.hash = hash;
user.passchange = user.access = nowSeconds;
delete user.passtype;
obj.db.SetUser(user);
req.session.viewmode = 2;
if (direct === true) { handleRootRequestEx(req, res, domain); } else { res.redirect(domain.url + getQueryPortion(req)); }
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', userid: user._id, username: user.name, action: 'passchange', msg: 'Account password changed: ' + user.name, domain: domain.id });
}, 0);
}
});
}
});
}
// Called when a strategy login occurred
// This is called after a successful Oauth to Twitter, Google, GitHub...
function handleStrategyLogin(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((req.user != null) && (req.user.sid != null) && (req.user.strategy != null)) {
const strategy = domain.authstrategies[req.user.strategy];
const groups = { 'enabled': typeof strategy.groups == 'object' }
parent.authLog(req.user.strategy.toUpperCase(), `User Authorized: ${JSON.stringify(req.user)}`);
if (groups.enabled) { // Groups only available for OIDC strategy currently
groups.userMemberships = obj.common.convertStrArray(req.user.groups)
groups.syncEnabled = (strategy.groups.sync === true || strategy.groups.sync?.filter) ? true : false
groups.syncMemberships = []
groups.siteAdminEnabled = strategy.groups.siteadmin ? true : false
groups.grantAdmin = false
groups.revokeAdmin = strategy.groups.revokeAdmin ? strategy.groups.revokeAdmin : true
groups.requiredGroups = obj.common.convertStrArray(strategy.groups.required)
groups.siteAdmin = obj.common.convertStrArray(strategy.groups.siteadmin)
groups.syncFilter = obj.common.convertStrArray(strategy.groups.sync?.filter)
// Fancy Logs
let groupMessage = ''
if (groups.userMemberships.length == 1) { groupMessage = ` Found membership: "${groups.userMemberships[0]}"` }
else { groupMessage = ` Found ${groups.userMemberships.length} memberships: ["${groups.userMemberships.join('", "')}"]` }
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}"` + groupMessage);
// Check user membership in required groups
if (groups.requiredGroups != null) {
let match = false
for (var i in groups.requiredGroups) {
if (groups.userMemberships.indexOf(groups.requiredGroups[i]) != -1) {
match = true;
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Membership to required group found: "${groups.requiredGroups[i]}"`);
}
}
if (match === false) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Login denied. No memberhip to required group.`);
req.session.loginmode = 1;
req.session.messageid = 111; // Access Denied.
res.redirect(domain.url + getQueryPortion(req));
return;
}
}
// Check user membership in admin groups
if (groups.siteAdminEnabled === true) {
groups.grantAdmin = false;
for (var i in strategy.groups.siteadmin) {
if (groups.userMemberships.indexOf(strategy.groups.siteadmin[i]) >= 0) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" User membership found in site admin group: "${strategy.groups.siteadmin[i]}"`);
groups.siteAdmin = strategy.groups.siteadmin[i];
groups.grantAdmin = true;
break;
}
}
}
// Check if we need to sync user-memberships (IdP) with user-groups (meshcentral)
if (groups.syncEnabled === true) {
for (var i in groups.syncFilter) {
if (groups.userMemberships.indexOf(groups.syncFilter[i]) >= 0) { groups.syncMemberships.push(groups.syncFilter[i]); }
}
if (groups.syncMemberships.length > 0) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Filtered user memberships from config to sync: ${groups.syncMemberships.join(', ')}`);
} else {
groups.syncMemberships = null;
groups.syncEnabled = false
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" No sync memberships found after filter: ${strategy.groups.sync.filter.join(', ')}`);
}
}
}
// Check if the user already exists
const userid = 'user/' + domain.id + '/' + req.user.sid;
var user = obj.users[userid];
if (user == null) {
var newAccountAllowed = false;
var newAccountRealms = null;
if (domain.newaccounts === true) { newAccountAllowed = true; }
if (obj.common.validateStrArray(domain.newaccountrealms)) { newAccountRealms = domain.newaccountrealms; }
if (domain.authstrategies[req.user.strategy]) {
if (domain.authstrategies[req.user.strategy].newaccounts === true) { newAccountAllowed = true; }
if (obj.common.validateStrArray(domain.authstrategies[req.user.strategy].newaccountrealms)) { newAccountRealms = domain.authstrategies[req.user.strategy].newaccountrealms; }
}
if (newAccountAllowed === true) {
// Create the user
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: USER: "${req.user.sid}" Creating new login user: "${userid}"`);
user = { type: 'user', _id: userid, name: req.user.name, email: req.user.email, creation: Math.floor(Date.now() / 1000), login: Math.floor(Date.now() / 1000), access: Math.floor(Date.now() / 1000), domain: domain.id };
if (req.user.email != null) { user.email = req.user.email; user.emailVerified = req.user.email_verified ? req.user.email_verified : true; }
if (domain.newaccountsrights) { user.siteadmin = domain.newaccountsrights; } // New accounts automatically assigned server rights.
if (domain.authstrategies[req.user.strategy].newaccountsrights) { user.siteadmin = obj.common.meshServerRightsArrayToNumber(domain.authstrategies[req.user.strategy].newaccountsrights); } // If there are specific SSO server rights, use these instead.
if (newAccountRealms) { user.groups = newAccountRealms; } // New accounts automatically part of some groups (Realms).
obj.users[userid] = user;
// Auto-join any user groups
var newaccountsusergroups = null;
if (typeof domain.newaccountsusergroups == 'object') { newaccountsusergroups = domain.newaccountsusergroups; }
if (typeof domain.authstrategies[req.user.strategy].newaccountsusergroups == 'object') { newaccountsusergroups = domain.authstrategies[req.user.strategy].newaccountsusergroups; }
if (newaccountsusergroups) {
for (var i in newaccountsusergroups) {
var ugrpid = newaccountsusergroups[i];
if (ugrpid.indexOf('/') < 0) { ugrpid = 'ugrp/' + domain.id + '/' + ugrpid; }
var ugroup = obj.userGroups[ugrpid];
if (ugroup != null) {
// Add group to the user
if (user.links == null) { user.links = {}; }
user.links[ugroup._id] = { rights: 1 };
// Add user to the group
ugroup.links[user._id] = { userid: user._id, name: user.name, rights: 1 };
db.Set(ugroup);
// Notify user group change
var event = { etype: 'ugrp', ugrpid: ugroup._id, name: ugroup.name, desc: ugroup.desc, action: 'usergroupchange', links: ugroup.links, msg: 'Added user ' + user.name + ' to user group ' + ugroup.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugroup._id, user._id], obj, event);
}
}
}
if (groups.enabled === true) {
// Sync the user groups if enabled
if (groups.syncEnabled === true) {
// Set groupType to the preset name if it exists, otherwise use the strategy name
const groupType = domain.authstrategies[req.user.strategy].custom?.preset ? domain.authstrategies[req.user.strategy].custom.preset : req.user.strategy;
syncExternalUserGroups(domain, user, groups.syncMemberships, groupType);
}
// See if the user is a member of the site admin group.
if (groups.grantAdmin === true) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Granting site admin privilages`);
user.siteadmin = 0xFFFFFFFF;
}
}
// Save the user
obj.db.SetUser(user);
// Event user creation
var targets = ['*', 'server-users'];
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountcreate', msg: 'Account created, username is ' + user.name, domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come.
parent.DispatchEvent(targets, obj, event);
req.session.userid = userid;
setSessionRandom(req);
// Notify account login using SSO
var targets = ['*', 'server-users', user._id];
if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } }
const ua = obj.getUserAgentInfo(req);
const loginEvent = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'login', msgid: 107, msgArgs: [req.clientIp, ua.browserStr, ua.osStr], msg: 'Account login', domain: domain.id, ip: req.clientIp, userAgent: req.headers['user-agent'], twoFactorType: 'sso' };
obj.parent.DispatchEvent(targets, obj, loginEvent);
} else {
// New users not allowed
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: LOGIN FAILED: USER: "${req.user.sid}" New accounts are not allowed`);
req.session.loginmode = 1;
req.session.messageid = 100; // Unable to create account.
res.redirect(domain.url + getQueryPortion(req));
return;
}
} else { // Login success
// Check for basic changes
var userChanged = false;
if ((req.user.name != null) && (req.user.name != user.name)) { user.name = req.user.name; userChanged = true; }
if ((req.user.email != null) && (req.user.email != user.email)) { user.email = req.user.email; user.emailVerified = true; userChanged = true; }
if (groups.enabled === true) {
// Sync the user groups if enabled
if (groups.syncEnabled === true) {
syncExternalUserGroups(domain, user, groups.syncMemberships, req.user.strategy)
}
// See if the user is a member of the site admin group.
if (groups.siteAdminEnabled === true) {
if (groups.grantAdmin === true) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Granting site admin privilages`);
if (user.siteadmin !== 0xFFFFFFFF) { user.siteadmin = 0xFFFFFFFF; userChanged = true; }
} else if ((groups.revokeAdmin === true) && (user.siteadmin === 0xFFFFFFFF)) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: GROUPS: USER: "${req.user.sid}" Revoking site admin privilages.`);
delete user.siteadmin;
userChanged = true;
}
}
}
// Update db record for user if there are changes detected
if (userChanged) {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: CHANGED: USER: "${req.user.sid}" Updating user database entry`);
obj.db.SetUser(user);
// Event user change
var targets = ['*', 'server-users'];
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msg: 'Account changed', domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come.
parent.DispatchEvent(targets, obj, event);
}
req.session.userid = userid;
setSessionRandom(req);
// Notify account login using SSO
var targets = ['*', 'server-users', user._id];
if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } }
const ua = obj.getUserAgentInfo(req);
const loginEvent = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'login', msgid: 107, msgArgs: [req.clientIp, ua.browserStr, ua.osStr], msg: 'Account login', domain: domain.id, ip: req.clientIp, userAgent: req.headers['user-agent'], twoFactorType: 'sso' };
obj.parent.DispatchEvent(targets, obj, loginEvent);
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: LOGIN SUCCESS: USER: "${req.user.sid}"`);
}
} else {
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: LOGIN FAILED: USER: "${req.user.sid}" REQUEST CONTAINS NO USER OR SID`);
}
parent.authLog('handleStrategyLogin', `${req.user.strategy.toUpperCase()}: User Authenticated: ${JSON.stringify(user)}`);
//res.redirect(domain.url); // This does not handle cookie correctly.
res.set('Content-Type', 'text/html');
res.end('
');
}
// Indicates that any request to "/" should render "default" or "login" depending on login state
function handleRootRequest(req, res, direct) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (!obj.args) { parent.debug('web', 'handleRootRequest: no obj.args.'); res.sendStatus(500); return; }
// If a HTTP header is required, check new UserRequiredHttpHeader
if (domain.userrequiredhttpheader && (typeof domain.userrequiredhttpheader == 'object')) { var ok = false; for (var i in req.headers) { if (domain.userrequiredhttpheader[i.toLowerCase()] == req.headers[i]) { ok = true; } } if (ok == false) { res.sendStatus(404); return; } }
// If the session is expired, clear it.
if ((req.session != null) && (typeof req.session.expire == 'number') && ((req.session.expire - Date.now()) <= 0)) { for (var i in req.session) { delete req.session[i]; } }
// Check if we are in maintenance mode
if ((parent.config.settings.maintenancemode != null) && (req.query.loginscreen !== '1')) {
parent.debug('web', 'handleLoginRequest: Server under maintenance.');
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 3, msgid: 13, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
return;
}
// If set and there is no user logged in, redirect the root page. Make sure not to redirect if /login is used
if ((typeof domain.unknownuserrootredirect == 'string') && ((req.session == null) || (req.session.userid == null))) {
var q = require('url').parse(req.url, true);
if (!q.pathname.endsWith('/login')) { res.redirect(domain.unknownuserrootredirect + getQueryPortion(req)); return; }
}
if ((domain.sspi != null) && ((req.query.login == null) || (obj.parent.loginCookieEncryptionKey == null))) {
// Login using SSPI
domain.sspi.authenticate(req, res, function (err) {
if ((err != null) || (req.connection.user == null)) {
obj.parent.authLog('https', 'Failed SSPI-auth for ' + req.connection.user + ' from ' + req.clientIp + ' port ' + req.connection.remotePort, { useragent: req.headers['user-agent'] });
parent.debug('web', 'handleRootRequest: SSPI auth required.');
try { res.sendStatus(401); } catch (ex) { } // sspi.authenticate() should already have responded to this request.
} else {
parent.debug('web', 'handleRootRequest: SSPI auth ok.');
handleRootRequestEx(req, res, domain, direct);
}
});
} else if (req.query.user && req.query.pass) {
// User credentials are being passed in the URL. WARNING: Putting credentials in a URL is bad security... but people are requesting this option.
obj.authenticate(req.query.user, req.query.pass, domain, function (err, userid, passhint, loginOptions) {
// 2FA is not supported in URL authentication method. If user has 2FA enabled, this login method fails.
var user = obj.users[userid];
if ((err == null) && checkUserOneTimePasswordRequired(domain, user, req, loginOptions) == true) {
handleRootRequestEx(req, res, domain, direct);
} else if ((userid != null) && (err == null)) {
// Login success
parent.debug('web', 'handleRootRequest: user/pass in URL auth ok.');
req.session.userid = userid;
delete req.session.currentNode;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
obj.parent.authLog('https', 'Accepted password for ' + userid + ' from ' + req.clientIp + ' port ' + req.connection.remotePort, { useragent: req.headers['user-agent'], sessionid: req.session.x });
handleRootRequestEx(req, res, domain, direct);
} else {
// Login failed
handleRootRequestEx(req, res, domain, direct);
}
});
} else if ((req.session != null) && (typeof req.session.loginToken == 'string')) {
// Check if the loginToken is still valid
obj.db.Get('logintoken-' + req.session.loginToken, function (err, docs) {
if ((err != null) || (docs == null) || (docs.length != 1) || (docs[0].tokenUser != req.session.loginToken)) { for (var i in req.session) { delete req.session[i]; } }
handleRootRequestEx(req, res, domain, direct); // Login using a different system
});
} else {
// Login using a different system
handleRootRequestEx(req, res, domain, direct);
}
}
function handleRootRequestEx(req, res, domain, direct) {
var nologout = false, user = null;
res.set({ 'Cache-Control': 'no-store' });
// Check if we have an incomplete domain name in the path
if ((domain.id != '') && (domain.dns == null) && (req.url.split('/').length == 2)) {
parent.debug('web', 'handleRootRequestEx: incomplete domain name in the path.');
res.redirect(domain.url + getQueryPortion(req)); // BAD***
return;
}
if (obj.args.nousers == true) {
// If in single user mode, setup things here.
delete req.session.loginmode;
req.session.userid = 'user/' + domain.id + '/~';
delete req.session.currentNode;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
if (obj.users[req.session.userid] == null) {
// Create the dummy user ~ with impossible password
parent.debug('web', 'handleRootRequestEx: created dummy user in nouser mode.');
obj.users[req.session.userid] = { type: 'user', _id: req.session.userid, name: '~', email: '~', domain: domain.id, siteadmin: 4294967295 };
obj.db.SetUser(obj.users[req.session.userid]);
}
} else if (obj.args.user && obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]) {
// If a default user is active, setup the session here.
parent.debug('web', 'handleRootRequestEx: auth using default user.');
delete req.session.loginmode;
req.session.userid = 'user/' + domain.id + '/' + obj.args.user.toLowerCase();
delete req.session.currentNode;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
} else if (req.query.login && (obj.parent.loginCookieEncryptionKey != null)) {
var loginCookie = obj.parent.decodeCookie(req.query.login, obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
//if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // If the cookie is bound to an IP address, check here.
if ((loginCookie != null) && (loginCookie.a == 3) && (loginCookie.u != null) && (loginCookie.u.split('/')[1] == domain.id)) {
// If a login cookie was provided, setup the session here.
parent.debug('web', 'handleRootRequestEx: cookie auth ok.');
delete req.session.loginmode;
req.session.userid = loginCookie.u;
delete req.session.currentNode;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
} else {
parent.debug('web', 'handleRootRequestEx: cookie auth failed.');
}
} else if (domain.sspi != null) {
// SSPI login (Windows only)
//console.log(req.connection.user, req.connection.userSid);
if ((req.connection.user == null) || (req.connection.userSid == null)) {
parent.debug('web', 'handleRootRequestEx: SSPI no user auth.');
res.sendStatus(404); return;
} else {
nologout = true;
req.session.userid = 'user/' + domain.id + '/' + req.connection.user.toLowerCase();
req.session.usersid = req.connection.userSid;
req.session.usersGroups = req.connection.userGroups;
delete req.session.currentNode;
req.session.ip = req.clientIp; // Bind this session to the IP address of the request
setSessionRandom(req);
obj.parent.authLog('https', 'Accepted SSPI-auth for ' + req.connection.user + ' from ' + req.clientIp + ' port ' + req.connection.remotePort, { useragent: req.headers['user-agent'], sessionid: req.session.x });
// Check if this user exists, create it if not.
user = obj.users[req.session.userid];
if ((user == null) || (user.sid != req.session.usersid)) {
// Create the domain user
var usercount = 0, user2 = { type: 'user', _id: req.session.userid, name: req.connection.user, domain: domain.id, sid: req.session.usersid, creation: Math.floor(Date.now() / 1000), login: Math.floor(Date.now() / 1000), access: Math.floor(Date.now() / 1000) };
if (domain.newaccountsrights) { user2.siteadmin = domain.newaccountsrights; }
if (obj.common.validateStrArray(domain.newaccountrealms)) { user2.groups = domain.newaccountrealms; }
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { usercount++; } }
if (usercount == 0) { user2.siteadmin = 4294967295; } // If this is the first user, give the account site admin.
// Auto-join any user groups
if (typeof domain.newaccountsusergroups == 'object') {
for (var i in domain.newaccountsusergroups) {
var ugrpid = domain.newaccountsusergroups[i];
if (ugrpid.indexOf('/') < 0) { ugrpid = 'ugrp/' + domain.id + '/' + ugrpid; }
var ugroup = obj.userGroups[ugrpid];
if (ugroup != null) {
// Add group to the user
if (user2.links == null) { user2.links = {}; }
user2.links[ugroup._id] = { rights: 1 };
// Add user to the group
ugroup.links[user2._id] = { userid: user2._id, name: user2.name, rights: 1 };
db.Set(ugroup);
// Notify user group change
var event = { etype: 'ugrp', ugrpid: ugroup._id, name: ugroup.name, desc: ugroup.desc, action: 'usergroupchange', links: ugroup.links, msg: 'Added user ' + user2.name + ' to user group ' + ugroup.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugroup._id, user2._id], obj, event);
}
}
}
obj.users[req.session.userid] = user2;
obj.db.SetUser(user2);
var event = { etype: 'user', userid: req.session.userid, username: req.connection.user, account: obj.CloneSafeUser(user2), action: 'accountcreate', msg: 'Domain account created, user ' + req.connection.user, domain: domain.id };
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come.
obj.parent.DispatchEvent(['*', 'server-users'], obj, event);
parent.debug('web', 'handleRootRequestEx: SSPI new domain user.');
}
}
}
// Figure out the minimal password requirement
var passRequirements = null;
if (domain.passwordrequirements != null) {
if (domain.passrequirementstr == null) {
var passRequirements = {};
if (typeof domain.passwordrequirements.min == 'number') { passRequirements.min = domain.passwordrequirements.min; }
if (typeof domain.passwordrequirements.max == 'number') { passRequirements.max = domain.passwordrequirements.max; }
if (typeof domain.passwordrequirements.upper == 'number') { passRequirements.upper = domain.passwordrequirements.upper; }
if (typeof domain.passwordrequirements.lower == 'number') { passRequirements.lower = domain.passwordrequirements.lower; }
if (typeof domain.passwordrequirements.numeric == 'number') { passRequirements.numeric = domain.passwordrequirements.numeric; }
if (typeof domain.passwordrequirements.nonalpha == 'number') { passRequirements.nonalpha = domain.passwordrequirements.nonalpha; }
domain.passwordrequirementsstr = encodeURIComponent(JSON.stringify(passRequirements));
}
passRequirements = domain.passwordrequirementsstr;
}
// If a user exists and is logged in, serve the default app, otherwise server the login app.
if (req.session && req.session.userid && obj.users[req.session.userid]) {
const user = obj.users[req.session.userid];
// Check if we are in maintenance mode
if ((parent.config.settings.maintenancemode != null) && (user.siteadmin != 4294967295)) {
req.session.messageid = 115; // Server under maintenance
req.session.loginmode = 1;
res.redirect(domain.url);
return;
}
// If the request has a "meshmessengerid", redirect to MeshMessenger
// This situation happens when you get a push notification for a chat session, but are not logged in.
if (req.query.meshmessengerid != null) {
res.redirect(domain.url + 'messenger?id=' + req.query.meshmessengerid + ((req.query.key != null) ? ('&key=' + req.query.key) : ''));
return;
}
const xdbGetFunc = function dbGetFunc(err, states) {
if (dbGetFunc.req.session.userid.split('/')[1] != domain.id) { // Check if the session is for the correct domain
parent.debug('web', 'handleRootRequestEx: incorrect domain.');
dbGetFunc.req.session = null;
dbGetFunc.res.redirect(domain.url + getQueryPortion(dbGetFunc.req)); // BAD***
return;
}
// Check if this is a locked account
if ((dbGetFunc.user.siteadmin != null) && ((dbGetFunc.user.siteadmin & 32) != 0) && (dbGetFunc.user.siteadmin != 0xFFFFFFFF)) {
// Locked account
parent.debug('web', 'handleRootRequestEx: locked account.');
delete dbGetFunc.req.session.userid;
delete dbGetFunc.req.session.currentNode;
delete dbGetFunc.req.session.passhint;
delete dbGetFunc.req.session.cuserid;
dbGetFunc.req.session.messageid = 110; // Account locked.
dbGetFunc.res.redirect(domain.url + getQueryPortion(dbGetFunc.req)); // BAD***
return;
}
var viewmode = 1;
if (dbGetFunc.req.session.viewmode) {
viewmode = dbGetFunc.req.session.viewmode;
delete dbGetFunc.req.session.viewmode;
} else if (dbGetFunc.req.query.viewmode) {
viewmode = dbGetFunc.req.query.viewmode;
}
var currentNode = '';
if (dbGetFunc.req.session.currentNode) {
currentNode = dbGetFunc.req.session.currentNode;
delete dbGetFunc.req.session.currentNode;
} else if (dbGetFunc.req.query.node) {
currentNode = 'node/' + domain.id + '/' + dbGetFunc.req.query.node;
}
var logoutcontrols = {};
if (obj.args.nousers != true) { logoutcontrols.name = user.name; }
// Give the web page a list of supported server features for this domain and user
const allFeatures = obj.getDomainUserFeatures(domain, dbGetFunc.user, dbGetFunc.req);
// Create a authentication cookie
const authCookie = obj.parent.encodeCookie({ userid: dbGetFunc.user._id, domainid: domain.id, ip: req.clientIp }, obj.parent.loginCookieEncryptionKey);
const authRelayCookie = obj.parent.encodeCookie({ ruserid: dbGetFunc.user._id, x: req.session.x }, obj.parent.loginCookieEncryptionKey);
// Send the main web application
var extras = (dbGetFunc.req.query.key != null) ? ('&key=' + dbGetFunc.req.query.key) : '';
if ((!obj.args.user) && (obj.args.nousers != true) && (nologout == false)) { logoutcontrols.logoutUrl = (domain.url + 'logout?' + Math.random() + extras); } // If a default user is in use or no user mode, don't display the logout button
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
// Clean up the U2F challenge if needed
if (dbGetFunc.req.session.u2f) { delete dbGetFunc.req.session.u2f; };
if (dbGetFunc.req.session.e) {
const sec = parent.decryptSessionData(dbGetFunc.req.session.e);
if (sec.u2f != null) { delete sec.u2f; dbGetFunc.req.session.e = parent.encryptSessionData(sec); }
}
// Intel AMT Scanning options
var amtscanoptions = '';
if (typeof domain.amtscanoptions == 'string') { amtscanoptions = encodeURIComponent(domain.amtscanoptions); }
else if (obj.common.validateStrArray(domain.amtscanoptions)) { domain.amtscanoptions = domain.amtscanoptions.join(','); amtscanoptions = encodeURIComponent(domain.amtscanoptions); }
// Fetch the web state
parent.debug('web', 'handleRootRequestEx: success.');
var webstate = '';
if ((err == null) && (states != null) && (Array.isArray(states)) && (states.length == 1) && (states[0].state != null)) { webstate = obj.filterUserWebState(states[0].state); }
if ((webstate == '') && (typeof domain.defaultuserwebstate == 'object')) { webstate = JSON.stringify(domain.defaultuserwebstate); } // User has no web state, use defaults.
if (typeof domain.forceduserwebstate == 'object') { // Forces initial user web state if present, use it.
var webstate2 = {};
try { if (webstate != '') { webstate2 = JSON.parse(webstate); } } catch (ex) { }
for (var i in domain.forceduserwebstate) { webstate2[i] = domain.forceduserwebstate[i]; }
webstate = JSON.stringify(webstate2);
}
// Custom user interface
var customui = '';
if (domain.customui != null) { customui = encodeURIComponent(JSON.stringify(domain.customui)); }
// Server features
var serverFeatures = 255;
if (domain.myserver === false) { serverFeatures = 0; } // 64 = Show "My Server" tab
else if (typeof domain.myserver == 'object') {
if (domain.myserver.backup !== true) { serverFeatures -= 1; } // Disallow simple server backups
if (domain.myserver.restore !== true) { serverFeatures -= 2; } // Disallow simple server restore
if (domain.myserver.upgrade !== true) { serverFeatures -= 4; } // Disallow server upgrade
if (domain.myserver.errorlog !== true) { serverFeatures -= 8; } // Disallow show server crash log
if (domain.myserver.console !== true) { serverFeatures -= 16; } // Disallow server console
if (domain.myserver.trace !== true) { serverFeatures -= 32; } // Disallow server tracing
if (domain.myserver.config !== true) { serverFeatures -= 128; } // Disallow server configuration
}
if (obj.db.databaseType != 1) { // If not using NeDB, we can't backup using the simple system.
if ((serverFeatures & 1) != 0) { serverFeatures -= 1; } // Disallow server backups
if ((serverFeatures & 2) != 0) { serverFeatures -= 2; } // Disallow simple server restore
}
// Refresh the session
render(dbGetFunc.req, dbGetFunc.res, getRenderPage('default', dbGetFunc.req, domain), getRenderArgs({
authCookie: authCookie,
authRelayCookie: authRelayCookie,
viewmode: viewmode,
currentNode: currentNode,
logoutControls: encodeURIComponent(JSON.stringify(logoutcontrols)).replace(/'/g, '%27'),
domain: domain.id,
debuglevel: parent.debugLevel,
serverDnsName: obj.getWebServerName(domain, req),
serverRedirPort: args.redirport,
serverPublicPort: httpsPort,
serverfeatures: serverFeatures,
features: allFeatures.features,
features2: allFeatures.features2,
sessiontime: (args.sessiontime) ? args.sessiontime : 60,
mpspass: args.mpspass,
passRequirements: passRequirements,
customui: customui,
webcerthash: Buffer.from(obj.webCertificateFullHashs[domain.id], 'binary').toString('base64').replace(/\+/g, '@').replace(/\//g, '$'),
footer: (domain.footer == null) ? '' : domain.footer,
webstate: encodeURIComponent(webstate).replace(/'/g, '%27'),
amtscanoptions: amtscanoptions,
pluginHandler: (parent.pluginHandler == null) ? 'null' : parent.pluginHandler.prepExports(),
webRelayPort: ((args.relaydns != null) ? ((typeof args.aliasport == 'number') ? args.aliasport : args.port) : ((parent.webrelayserver != null) ? ((typeof args.relayaliasport == 'number') ? args.relayaliasport : parent.webrelayserver.port) : 0)),
webRelayDns: ((args.relaydns != null) ? args.relaydns[0] : ''),
hidePowerTimeline: (domain.hidepowertimeline ? 'true' : 'false'),
showNotesPanel: (domain.shownotespanel ? 'true' : 'false')
}, dbGetFunc.req, domain), user);
}
xdbGetFunc.req = req;
xdbGetFunc.res = res;
xdbGetFunc.user = user;
obj.db.Get('ws' + user._id, xdbGetFunc);
} else {
// Send back the login application
// If this is a 2 factor auth request, look for a hardware key challenge.
// Normal login 2 factor request
if (req.session && (req.session.loginmode == 4)) {
const sec = parent.decryptSessionData(req.session.e);
if ((sec != null) && (typeof sec.tuserid == 'string')) {
const user = obj.users[sec.tuserid];
if (user != null) {
parent.debug('web', 'handleRootRequestEx: sending 2FA challenge.');
getHardwareKeyChallenge(req, domain, user, function (hwchallenge) { handleRootRequestLogin(req, res, domain, hwchallenge, passRequirements); });
return;
}
}
}
// Password recovery 2 factor request
if (req.session && (req.session.loginmode == 5) && (req.session.temail)) {
obj.db.GetUserWithVerifiedEmail(domain.id, req.session.temail, function (err, docs) {
if ((err != null) || (docs.length == 0)) {
parent.debug('web', 'handleRootRequestEx: password recover 2FA fail.');
req.session = null;
res.redirect(domain.url + getQueryPortion(req)); // BAD***
} else {
var user = obj.users[docs[0]._id];
if (user != null) {
parent.debug('web', 'handleRootRequestEx: password recover 2FA challenge.');
getHardwareKeyChallenge(req, domain, user, function (hwchallenge) { handleRootRequestLogin(req, res, domain, hwchallenge, passRequirements); });
} else {
parent.debug('web', 'handleRootRequestEx: password recover 2FA no user.');
req.session = null;
res.redirect(domain.url + getQueryPortion(req)); // BAD***
}
}
});
return;
}
handleRootRequestLogin(req, res, domain, '', passRequirements);
}
}
// Return a list of server supported features for a given domain and user
obj.getDomainUserFeatures = function (domain, user, req) {
var features = 0;
var features2 = 0;
if (obj.args.wanonly == true) { features += 0x00000001; } // WAN-only mode
if (obj.args.lanonly == true) { features += 0x00000002; } // LAN-only mode
if (obj.args.nousers == true) { features += 0x00000004; } // Single user mode
if (domain.userQuota == -1) { features += 0x00000008; } // No server files mode
if (obj.args.mpstlsoffload) { features += 0x00000010; } // No mutual-auth CIRA
if ((parent.config.settings.allowframing != null) || (domain.allowframing != null)) { features += 0x00000020; } // Allow site within iframe
if ((domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true)) { features += 0x00000040; } // Email invites
if (obj.args.webrtc == true) { features += 0x00000080; } // Enable WebRTC (Default false for now)
// 0x00000100 --> This feature flag is free for future use.
if (obj.args.allowhighqualitydesktop !== false) { features += 0x00000200; } // Enable AllowHighQualityDesktop (Default true)
if ((obj.args.lanonly == true) || (obj.args.mpsport == 0)) { features += 0x00000400; } // No CIRA
if ((obj.parent.serverSelfWriteAllowed == true) && (user != null) && ((user.siteadmin & 0x00000010) != 0)) { features += 0x00000800; } // Server can self-write (Allows self-update)
if ((parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.nousers !== true) && (user._id.split('/')[2][0] != '~')) { features += 0x00001000; } // 2FA login supported
if (domain.agentnoproxy === true) { features += 0x00002000; } // Indicates that agents should be installed without using a HTTP proxy
if ((parent.config.settings.no2factorauth !== true) && domain.yubikey && domain.yubikey.id && domain.yubikey.secret && (user._id.split('/')[2][0] != '~')) { features += 0x00004000; } // Indicates Yubikey support
if (domain.geolocation == true) { features += 0x00008000; } // Enable geo-location features
if ((domain.passwordrequirements != null) && (domain.passwordrequirements.hint === true)) { features += 0x00010000; } // Enable password hints
if (parent.config.settings.no2factorauth !== true) { features += 0x00020000; } // Enable WebAuthn/FIDO2 support
if ((obj.args.nousers != true) && (domain.passwordrequirements != null) && (domain.passwordrequirements.force2factor === true) && (user._id.split('/')[2][0] != '~')) {
// Check if we can skip 2nd factor auth because of the source IP address
var skip2factor = false;
if ((req != null) && (req.clientIp != null) && (domain.passwordrequirements != null) && (domain.passwordrequirements.skip2factor != null)) {
for (var i in domain.passwordrequirements.skip2factor) {
if (require('ipcheck').match(req.clientIp, domain.passwordrequirements.skip2factor[i]) === true) { skip2factor = true; }
}
}
if (skip2factor == false) { features += 0x00040000; } // Force 2-factor auth
}
if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) { features += 0x00080000; } // LDAP or SSPI in use, warn that users must login first before adding a user to a group.
if (domain.amtacmactivation) { features += 0x00100000; } // Intel AMT ACM activation/upgrade is possible
if (domain.usernameisemail) { features += 0x00200000; } // Username is email address
if (parent.mqttbroker != null) { features += 0x00400000; } // This server supports MQTT channels
if (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null)) { features += 0x00800000; } // using email for 2FA is allowed
if (domain.agentinvitecodes == true) { features += 0x01000000; } // Support for agent invite codes
if (parent.smsserver != null) { features += 0x02000000; } // SMS messaging is supported
if ((parent.smsserver != null) && ((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false))) { features += 0x04000000; } // SMS 2FA is allowed
if (domain.sessionrecording != null) { features += 0x08000000; } // Server recordings enabled
if (domain.urlswitching === false) { features += 0x10000000; } // Disables the URL switching feature
if (domain.novnc === false) { features += 0x20000000; } // Disables noVNC
if (domain.mstsc === false) { features += 0x40000000; } // Disables MSTSC.js
if (obj.isTrustedCert(domain) == false) { features += 0x80000000; } // Indicate we are not using a trusted certificate
if (obj.parent.amtManager != null) { features2 += 0x00000001; } // Indicates that the Intel AMT manager is active
if (obj.parent.firebase != null) { features2 += 0x00000002; } // Indicates the server supports Firebase push messaging
if ((obj.parent.firebase != null) && (obj.parent.firebase.pushOnly != true)) { features2 += 0x00000004; } // Indicates the server supports Firebase two-way push messaging
if (obj.parent.webpush != null) { features2 += 0x00000008; } // Indicates web push is enabled
if (((obj.args.noagentupdate == 1) || (obj.args.noagentupdate == true))) { features2 += 0x00000010; } // No agent update
if (parent.amtProvisioningServer != null) { features2 += 0x00000020; } // Intel AMT LAN provisioning server
if (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.push2factor != false)) && (obj.parent.firebase != null)) { features2 += 0x00000040; } // Indicates device push notification 2FA is enabled
if ((typeof domain.passwordrequirements != 'object') || ((domain.passwordrequirements.logintokens !== false) && ((Array.isArray(domain.passwordrequirements.logintokens) == false) || (domain.passwordrequirements.logintokens.indexOf(user._id) >= 0)))) { features2 += 0x00000080; } // Indicates login tokens are allowed
if (req.session.loginToken != null) { features2 += 0x00000100; } // LoginToken mode, no account changes.
if (domain.ssh == true) { features2 += 0x00000200; } // SSH is enabled
if (domain.localsessionrecording === false) { features2 += 0x00000400; } // Disable local recording feature
if (domain.clipboardget == false) { features2 += 0x00000800; } // Disable clipboard get
if (domain.clipboardset == false) { features2 += 0x00001000; } // Disable clipboard set
if ((typeof domain.desktop == 'object') && (domain.desktop.viewonly == true)) { features2 += 0x00002000; } // Indicates remote desktop is viewonly
if (domain.mailserver != null) { features2 += 0x00004000; } // Indicates email server is active
if (domain.devicesearchbarserverandclientname) { features2 += 0x00008000; } // Search bar will find both server name and client name
if (domain.ipkvm) { features2 += 0x00010000; } // Indicates support for IP KVM device groups
if ((domain.passwordrequirements) && (domain.passwordrequirements.otp2factor == false)) { features2 += 0x00020000; } // Indicates support for OTP 2FA is disabled
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.backupcode2factor === false)) { features2 += 0x00040000; } // Indicates 2FA backup codes are disabled
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.single2factorwarning === false)) { features2 += 0x00080000; } // Indicates no warning if a single 2FA is in use
if (domain.nightmode === 1) { features2 += 0x00100000; } // Always night mode
if (domain.nightmode === 2) { features2 += 0x00200000; } // Always day mode
if (domain.allowsavingdevicecredentials == false) { features2 += 0x00400000; } // Do not allow device credentials to be saved on the server
if ((typeof domain.files == 'object') && (domain.files.sftpconnect === false)) { features2 += 0x00800000; } // Remove the "SFTP Connect" button in the "Files" tab when the device is agent managed
if ((typeof domain.terminal == 'object') && (domain.terminal.sshconnect === false)) { features2 += 0x01000000; } // Remove the "SSH Connect" button in the "Terminal" tab when the device is agent managed
if ((parent.msgserver != null) && (parent.msgserver.providers != 0)) { features2 += 0x02000000; } // User messaging server is enabled
if ((parent.msgserver != null) && (parent.msgserver.providers != 0) && ((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false))) { features2 += 0x04000000; } // User messaging 2FA is allowed
if (domain.scrolltotop == true) { features2 += 0x08000000; } // Show the "Scroll to top" button
if (domain.devicesearchbargroupname === true) { features2 += 0x10000000; } // Search bar will find by group name too
return { features: features, features2: features2 };
}
function handleRootRequestLogin(req, res, domain, hardwareKeyChallenge, passRequirements) {
parent.debug('web', 'handleRootRequestLogin()');
var features = 0;
if ((parent.config != null) && (parent.config.settings != null) && ((parent.config.settings.allowframing == true) || (typeof parent.config.settings.allowframing == 'string'))) { features += 32; } // Allow site within iframe
if (domain.usernameisemail) { features += 0x00200000; } // Username is email address
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
var loginmode = 0;
if (req.session) { loginmode = req.session.loginmode; delete req.session.loginmode; } // Clear this state, if the user hits refresh, we want to go back to the login page.
// Format an error message if needed
var passhint = null, msgid = 0;
if (req.session != null) {
msgid = req.session.messageid;
if ((msgid == 5) || (loginmode == 7) || ((domain.passwordrequirements != null) && (domain.passwordrequirements.hint === true))) { passhint = EscapeHtml(req.session.passhint); }
delete req.session.messageid;
delete req.session.passhint;
}
const allowAccountReset = ((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.allowaccountreset !== false));
const emailcheck = (allowAccountReset && (domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true) && (domain.auth != 'sspi') && (domain.auth != 'ldap'))
// Check if we are allowed to create new users using the login screen
var newAccountsAllowed = true;
if ((domain.newaccounts !== 1) && (domain.newaccounts !== true)) { for (var i in obj.users) { if (obj.users[i].domain == domain.id) { newAccountsAllowed = false; break; } } }
if (parent.config.settings.maintenancemode != null) { newAccountsAllowed = false; }
// Encrypt the hardware key challenge state if needed
var hwstate = null;
if (hardwareKeyChallenge && req.session) {
const sec = parent.decryptSessionData(req.session.e);
hwstate = obj.parent.encodeCookie({ u: sec.tuser, p: sec.tpass, c: sec.u2f }, obj.parent.loginCookieEncryptionKey)
}
// Check if we can use OTP tokens with email. We can't use email for 2FA password recovery (loginmode 5).
var otpemail = (loginmode != 5) && (domain.mailserver != null) && (req.session != null) && ((req.session.temail === 1) || (typeof req.session.temail == 'string'));
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.email2factor == false)) { otpemail = false; }
var otpsms = (parent.smsserver != null) && (req.session != null) && (req.session.tsms === 1);
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.sms2factor == false)) { otpsms = false; }
var otpmsg = (parent.msgserver != null) && (req.session != null) && (req.session.tmsg === 1);
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.msg2factor == false)) { otpmsg = false; }
var otppush = (parent.firebase != null) && (req.session != null) && (req.session.tpush === 1);
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.push2factor == false)) { otppush = false; }
const autofido = ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.autofido2fa == true)); // See if FIDO should be automatically prompted if user account has it.
// See if we support two-factor trusted cookies
var twoFactorCookieDays = 30;
if (typeof domain.twofactorcookiedurationdays == 'number') { twoFactorCookieDays = domain.twofactorcookiedurationdays; }
// See what authentication strategies we have
var authStrategies = [];
if (typeof domain.authstrategies == 'object') {
if (typeof domain.authstrategies.twitter == 'object') { authStrategies.push('twitter'); }
if (typeof domain.authstrategies.google == 'object') { authStrategies.push('google'); }
if (typeof domain.authstrategies.github == 'object') { authStrategies.push('github'); }
if (typeof domain.authstrategies.azure == 'object') { authStrategies.push('azure'); }
if (typeof domain.authstrategies.oidc == 'object') {
if (obj.common.validateObject(domain.authstrategies.oidc.custom) && obj.common.validateString(domain.authstrategies.oidc.custom.preset)) {
authStrategies.push('oidc-' + domain.authstrategies.oidc.custom.preset);
} else {
authStrategies.push('oidc');
}
}
if (typeof domain.authstrategies.intel == 'object') { authStrategies.push('intel'); }
if (typeof domain.authstrategies.jumpcloud == 'object') { authStrategies.push('jumpcloud'); }
if (typeof domain.authstrategies.saml == 'object') { authStrategies.push('saml'); }
}
// Custom user interface
var customui = '';
if (domain.customui != null) { customui = encodeURIComponent(JSON.stringify(domain.customui)); }
// Get two-factor screen timeout
var twoFactorTimeout = 300000; // Default is 5 minutes, 0 for no timeout.
if ((typeof domain.passwordrequirements == 'object') && (typeof domain.passwordrequirements.twofactortimeout == 'number')) {
twoFactorTimeout = domain.passwordrequirements.twofactortimeout * 1000;
}
// Setup CAPTCHA if needed
var newAccountCaptcha = '', newAccountCaptchaImage = '';
if ((domain.newaccountscaptcha != null) && (domain.newaccountscaptcha !== false)) {
newAccountCaptcha = obj.parent.encodeCookie({ type: 'newAccount', captcha: require('svg-captcha').randomText(5) }, obj.parent.loginCookieEncryptionKey);
newAccountCaptchaImage = 'newAccountCaptcha.ashx?x=' + newAccountCaptcha;
}
// Render the login page
render(req, res,
getRenderPage((domain.sitestyle == 2) ? 'login2' : 'login', req, domain),
getRenderArgs({
loginmode: loginmode,
rootCertLink: getRootCertLink(domain),
newAccount: newAccountsAllowed, // True if new accounts are allowed from the login page
newAccountPass: (((domain.newaccountspass == null) || (domain.newaccountspass == '')) ? 0 : 1), // 1 if new account creation requires password
newAccountCaptcha: newAccountCaptcha, // If new account creation requires a CAPTCHA, this string will not be empty
newAccountCaptchaImage: newAccountCaptchaImage, // Set to the URL of the CAPTCHA image
serverDnsName: obj.getWebServerName(domain, req),
serverPublicPort: httpsPort,
passlogin: (typeof domain.showpasswordlogin == 'boolean') ? domain.showpasswordlogin : true,
emailcheck: emailcheck,
features: features,
sessiontime: (args.sessiontime) ? args.sessiontime : 60, // Session time in minutes, 60 minutes is the default
passRequirements: passRequirements,
customui: customui,
footer: (domain.loginfooter == null) ? '' : domain.loginfooter,
hkey: encodeURIComponent(hardwareKeyChallenge).replace(/'/g, '%27'),
messageid: msgid,
passhint: passhint,
welcometext: domain.welcometext ? encodeURIComponent(domain.welcometext).split('\'').join('\\\'') : null,
welcomePictureFullScreen: ((typeof domain.welcomepicturefullscreen == 'boolean') ? domain.welcomepicturefullscreen : false),
hwstate: hwstate,
otpemail: otpemail,
otpsms: otpsms,
otpmsg: otpmsg,
otppush: otppush,
autofido: autofido,
twoFactorCookieDays: twoFactorCookieDays,
authStrategies: authStrategies.join(','),
loginpicture: (typeof domain.loginpicture == 'string'),
tokenTimeout: twoFactorTimeout, // Two-factor authentication screen timeout in milliseconds,
renderLanguages: obj.renderLanguages,
showLanguageSelect: domain.showlanguageselect ? domain.showlanguageselect : false,
}, req, domain, (domain.sitestyle == 2) ? 'login2' : 'login'));
}
// Handle a post request on the root
function handleRootPostRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.end("Not Found"); return; } // Check 3FA URL key
if (req.body == null) { req.body = {}; }
parent.debug('web', 'handleRootPostRequest, action: ' + req.body.action);
// If a HTTP header is required, check new UserRequiredHttpHeader
if (domain.userrequiredhttpheader && (typeof domain.userrequiredhttpheader == 'object')) { var ok = false; for (var i in req.headers) { if (domain.userrequiredhttpheader[i.toLowerCase()] == req.headers[i]) { ok = true; } } if (ok == false) { res.sendStatus(404); return; } }
switch (req.body.action) {
case 'login': { handleLoginRequest(req, res, true); break; }
case 'tokenlogin': {
if (req.body.hwstate) {
var cookie = obj.parent.decodeCookie(req.body.hwstate, obj.parent.loginCookieEncryptionKey, 10);
if (cookie != null) { req.session.e = parent.encryptSessionData({ tuser: cookie.u, tpass: cookie.p, u2f: cookie.c }); }
}
handleLoginRequest(req, res, true); break;
}
case 'pushlogin': {
if (req.body.hwstate) {
var cookie = obj.parent.decodeCookie(req.body.hwstate, obj.parent.loginCookieEncryptionKey, 1);
if ((cookie != null) && (typeof cookie.u == 'string') && (cookie.d == domain.id) && (cookie.a == 'pushAuth')) {
// Push authentication is a success, login the user
req.session = { userid: cookie.u };
// Check if we need to remember this device
if ((req.body.remembertoken === 'on') && ((domain.twofactorcookiedurationdays == null) || (domain.twofactorcookiedurationdays > 0))) {
var maxCookieAge = domain.twofactorcookiedurationdays;
if (typeof maxCookieAge != 'number') { maxCookieAge = 30; }
const twoFactorCookie = obj.parent.encodeCookie({ userid: cookie.u, expire: maxCookieAge * 24 * 60 /*, ip: req.clientIp*/ }, obj.parent.loginCookieEncryptionKey);
res.cookie('twofactor', twoFactorCookie, { maxAge: (maxCookieAge * 24 * 60 * 60 * 1000), httpOnly: true, sameSite: parent.config.settings.sessionsamesite, secure: true });
}
handleRootRequestEx(req, res, domain);
return;
}
}
handleLoginRequest(req, res, true); break;
}
case 'changepassword': { handlePasswordChangeRequest(req, res, true); break; }
case 'deleteaccount': { handleDeleteAccountRequest(req, res, true); break; }
case 'createaccount': { handleCreateAccountRequest(req, res, true); break; }
case 'resetpassword': { handleResetPasswordRequest(req, res, true); break; }
case 'resetaccount': { handleResetAccountRequest(req, res, true); break; }
case 'checkemail': { handleCheckAccountEmailRequest(req, res, true); break; }
default: { handleLoginRequest(req, res, true); break; }
}
}
// Return true if it looks like we are using a real TLS certificate.
obj.isTrustedCert = function (domain) {
if ((domain != null) && (typeof domain.trustedcert == 'boolean')) return domain.trustedcert; // If the status of the cert specified, use that.
if (typeof obj.args.trustedcert == 'boolean') return obj.args.trustedcert; // If the status of the cert specified, use that.
if (obj.args.tlsoffload != null) return true; // We are using TLS offload, a real cert is likely used.
if (obj.parent.config.letsencrypt != null) return (obj.parent.config.letsencrypt.production === true); // We are using Let's Encrypt, real cert in use if production is set to true.
if ((typeof obj.certificates.WebIssuer == 'string') && (obj.certificates.WebIssuer.indexOf('MeshCentralRoot-') == 0)) return false; // Our cert is issued by self-signed cert.
if (obj.certificates.CommonName.indexOf('.') == -1) return false; // Our cert is named with a fake name
return true; // This is a guess
}
// Get the link to the root certificate if needed
function getRootCertLink(domain) {
// Check if the HTTPS certificate is issued from MeshCentralRoot, if so, add download link to root certificate.
if (obj.isTrustedCert(domain) == false) {
// Get the domain suffix
var xdomain = (domain.dns == null) ? domain.id : '';
if (xdomain != '') xdomain += '/';
return 'Root Certificate';
}
return '';
}
// Serve the xterm page
function handleXTermRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
parent.debug('web', 'handleXTermRequest: sending xterm');
res.set({ 'Cache-Control': 'no-store' });
if (req.session && req.session.userid) {
if (req.session.userid.split('/')[1] != domain.id) { res.redirect(domain.url + getQueryPortion(req)); return; } // Check if the session is for the correct domain
var user = obj.users[req.session.userid];
if ((user == null) || (req.query.nodeid == null)) { res.redirect(domain.url + getQueryPortion(req)); return; } // Check if the user exists
// Check permissions
obj.GetNodeWithRights(domain, user, req.query.nodeid, function (node, rights, visible) {
if ((node == null) || ((rights & 8) == 0) || ((rights != 0xFFFFFFFF) && ((rights & 512) != 0))) { res.redirect(domain.url + getQueryPortion(req)); return; }
var logoutcontrols = { name: user.name };
var extras = (req.query.key != null) ? ('&key=' + req.query.key) : '';
if ((domain.ldap == null) && (domain.sspi == null) && (obj.args.user == null) && (obj.args.nousers != true)) { logoutcontrols.logoutUrl = (domain.url + 'logout?' + Math.random() + extras); } // If a default user is in use or no user mode, don't display the logout button
// Create a authentication cookie
const authCookie = obj.parent.encodeCookie({ userid: user._id, domainid: domain.id, ip: req.clientIp }, obj.parent.loginCookieEncryptionKey);
const authRelayCookie = obj.parent.encodeCookie({ ruserid: user._id, domainid: domain.id }, obj.parent.loginCookieEncryptionKey);
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
render(req, res, getRenderPage('xterm', req, domain), getRenderArgs({ serverDnsName: obj.getWebServerName(domain, req), serverRedirPort: args.redirport, serverPublicPort: httpsPort, authCookie: authCookie, authRelayCookie: authRelayCookie, logoutControls: encodeURIComponent(JSON.stringify(logoutcontrols)).replace(/'/g, '%27'), name: EscapeHtml(node.name) }, req, domain));
});
} else {
res.redirect(domain.url + getQueryPortion(req));
return;
}
}
// Handle new account Captcha GET
function handleNewAccountCaptchaRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.newaccountscaptcha == null) || (domain.newaccountscaptcha === false) || (req.query.x == null)) { res.sendStatus(404); return; }
const c = obj.parent.decodeCookie(req.query.x, obj.parent.loginCookieEncryptionKey);
if ((c == null) || (c.type !== 'newAccount') || (typeof c.captcha != 'string')) { res.sendStatus(404); return; }
res.type('svg');
res.status(200).end(require('svg-captcha')(c.captcha, {}));
}
// Handle Captcha GET
function handleCaptchaGetRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (parent.crowdSecBounser == null) { res.sendStatus(404); return; }
parent.crowdSecBounser.applyCaptcha(req, res, function () { res.redirect((((domain.id == '') && (domain.dns == null)) ? '/' : ('/' + domain.id))); });
}
// Handle Captcha POST
function handleCaptchaPostRequest(req, res) {
if (parent.crowdSecBounser == null) { res.sendStatus(404); return; }
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
req.originalUrl = (((domain.id == '') && (domain.dns == null)) ? '/' : ('/' + domain.id));
parent.crowdSecBounser.applyCaptcha(req, res, function () { res.redirect(req.originalUrl); });
}
// Render the terms of service.
function handleTermsRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
// See if term.txt was loaded from the database
if ((parent.configurationFiles != null) && (parent.configurationFiles['terms.txt'] != null)) {
// Send the terms from the database
res.set({ 'Cache-Control': 'no-store' });
if (req.session && req.session.userid) {
if (req.session.userid.split('/')[1] != domain.id) { req.session = null; res.redirect(domain.url + getQueryPortion(req)); return; } // Check if the session is for the correct domain
var user = obj.users[req.session.userid];
var logoutcontrols = { name: user.name };
var extras = (req.query.key != null) ? ('&key=' + req.query.key) : '';
if ((domain.ldap == null) && (domain.sspi == null) && (obj.args.user == null) && (obj.args.nousers != true)) { logoutcontrols.logoutUrl = (domain.url + 'logout?' + Math.random() + extras); } // If a default user is in use or no user mode, don't display the logout button
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ terms: encodeURIComponent(parent.configurationFiles['terms.txt'].toString()).split('\'').join('\\\''), logoutControls: encodeURIComponent(JSON.stringify(logoutcontrols)).replace(/'/g, '%27') }, req, domain));
} else {
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ terms: encodeURIComponent(parent.configurationFiles['terms.txt'].toString()).split('\'').join('\\\''), logoutControls: encodeURIComponent('{}') }, req, domain));
}
} else {
// See if there is a terms.txt file in meshcentral-data
var p = obj.path.join(obj.parent.datapath, 'terms.txt');
if (obj.fs.existsSync(p)) {
obj.fs.readFile(p, 'utf8', function (err, data) {
if (err != null) { parent.debug('web', 'handleTermsRequest: no terms.txt'); res.sendStatus(404); return; }
// Send the terms from terms.txt
res.set({ 'Cache-Control': 'no-store' });
if (req.session && req.session.userid) {
if (req.session.userid.split('/')[1] != domain.id) { req.session = null; res.redirect(domain.url + getQueryPortion(req)); return; } // Check if the session is for the correct domain
var user = obj.users[req.session.userid];
var logoutcontrols = { name: user.name };
var extras = (req.query.key != null) ? ('&key=' + req.query.key) : '';
if ((domain.ldap == null) && (domain.sspi == null) && (obj.args.user == null) && (obj.args.nousers != true)) { logoutcontrols.logoutUrl = (domain.url + 'logout?' + Math.random() + extras); } // If a default user is in use or no user mode, don't display the logout button
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ terms: encodeURIComponent(data).split('\'').join('\\\''), logoutControls: encodeURIComponent(JSON.stringify(logoutcontrols)).replace(/'/g, '%27') }, req, domain));
} else {
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ terms: encodeURIComponent(data).split('\'').join('\\\''), logoutControls: encodeURIComponent('{}') }, req, domain));
}
});
} else {
// Send the default terms
parent.debug('web', 'handleTermsRequest: sending default terms');
res.set({ 'Cache-Control': 'no-store' });
if (req.session && req.session.userid) {
if (req.session.userid.split('/')[1] != domain.id) { req.session = null; res.redirect(domain.url + getQueryPortion(req)); return; } // Check if the session is for the correct domain
var user = obj.users[req.session.userid];
var logoutcontrols = { name: user.name };
var extras = (req.query.key != null) ? ('&key=' + req.query.key) : '';
if ((domain.ldap == null) && (domain.sspi == null) && (obj.args.user == null) && (obj.args.nousers != true)) { logoutcontrols.logoutUrl = (domain.url + 'logout?' + Math.random() + extras); } // If a default user is in use or no user mode, don't display the logout button
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ logoutControls: encodeURIComponent(JSON.stringify(logoutcontrols)).replace(/'/g, '%27') }, req, domain));
} else {
render(req, res, getRenderPage('terms', req, domain), getRenderArgs({ logoutControls: encodeURIComponent('{}') }, req, domain));
}
}
}
}
// Render the messenger application.
function handleMessengerRequest(req, res) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleMessengerRequest: no domain'); res.sendStatus(404); return; }
parent.debug('web', 'handleMessengerRequest()');
// Check if we are in maintenance mode
if (parent.config.settings.maintenancemode != null) {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 3, msgid: 13, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain));
return;
}
// Check if this session is for a user
if (req.query.id == null) { res.sendStatus(404); return; }
var idSplit = decodeURIComponent(req.query.id).split('/');
if ((idSplit.length != 7) || (idSplit[0] != 'meshmessenger')) { res.sendStatus(404); return; }
if ((idSplit[1] == 'user') && (idSplit[4] == 'user')) {
// This is a user to user conversation, both users must be logged in.
var user1 = idSplit[1] + '/' + idSplit[2] + '/' + idSplit[3]
var user2 = idSplit[4] + '/' + idSplit[5] + '/' + idSplit[6]
if (!req.session || !req.session.userid) {
// Redirect to login page
if (req.query.key != null) { res.redirect(domain.url + '?key=' + req.query.key + '&meshmessengerid=' + req.query.id); } else { res.redirect(domain.url + '?meshmessengerid=' + req.query.id); }
return;
}
if ((req.session.userid != user1) && (req.session.userid != user2)) { res.sendStatus(404); return; }
}
// Get WebRTC configuration
var webRtcConfig = null;
if (obj.parent.config.settings && obj.parent.config.settings.webrtconfig && (typeof obj.parent.config.settings.webrtconfig == 'object')) { webRtcConfig = encodeURIComponent(JSON.stringify(obj.parent.config.settings.webrtconfig)).replace(/'/g, '%27'); }
else if (args.webrtconfig && (typeof args.webrtconfig == 'object')) { webRtcConfig = encodeURIComponent(JSON.stringify(args.webrtconfig)).replace(/'/g, '%27'); }
// Setup other options
var options = { webrtconfig: webRtcConfig };
if (typeof domain.meshmessengertitle == 'string') { options.meshMessengerTitle = domain.meshmessengertitle; } else { options.meshMessengerTitle = '!'; }
// Get the userid and name
if ((domain.meshmessengertitle != null) && (req.query.id != null) && (req.query.id.startsWith('meshmessenger/node'))) {
if (idSplit.length == 7) {
const user = obj.users[idSplit[4] + '/' + idSplit[5] + '/' + idSplit[6]];
if (user != null) {
if (domain.meshmessengertitle.indexOf('{0}') >= 0) { options.username = encodeURIComponent(user.realname ? user.realname : user.name).replace(/'/g, '%27'); }
if (domain.meshmessengertitle.indexOf('{1}') >= 0) { options.userid = encodeURIComponent(user.name).replace(/'/g, '%27'); }
}
}
}
// Render the page
res.set({ 'Cache-Control': 'no-store' });
render(req, res, getRenderPage('messenger', req, domain), getRenderArgs(options, req, domain));
}
// Handle messenger image request
function handleMessengerImageRequest(req, res) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleMessengerImageRequest: no domain'); res.sendStatus(404); return; }
parent.debug('web', 'handleMessengerImageRequest()');
// Check if we are in maintenance mode
if (parent.config.settings.maintenancemode != null) { res.sendStatus(404); return; }
//res.set({ 'Cache-Control': 'max-age=86400' }); // 1 day
if (domain.meshmessengerpicture) {
// Use the configured messenger logo picture
try { res.sendFile(obj.common.joinPath(obj.parent.datapath, domain.meshmessengerpicture)); return; } catch (ex) { }
}
var imagefile = 'images/messenger.png';
if (domain.webpublicpath != null) {
obj.fs.exists(obj.path.join(domain.webpublicpath, imagefile), function (exists) {
if (exists) {
// Use the domain logo picture
try { res.sendFile(obj.path.join(domain.webpublicpath, imagefile)); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
});
} else if (parent.webPublicOverridePath) {
obj.fs.exists(obj.path.join(obj.parent.webPublicOverridePath, imagefile), function (exists) {
if (exists) {
// Use the override logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicOverridePath, imagefile)); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
});
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
}
// Returns the server root certificate encoded in base64
function getRootCertBase64() {
var rootcert = obj.certificates.root.cert;
var i = rootcert.indexOf('-----BEGIN CERTIFICATE-----\r\n');
if (i >= 0) { rootcert = rootcert.substring(i + 29); }
i = rootcert.indexOf('-----END CERTIFICATE-----');
if (i >= 0) { rootcert = rootcert.substring(i, 0); }
return Buffer.from(rootcert, 'base64').toString('base64');
}
// Returns the mesh server root certificate
function handleRootCertRequest(req, res) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'handleRootCertRequest: no domain'); res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((obj.userAllowedIp != null) && (checkIpAddressEx(req, res, obj.userAllowedIp, false) === false)) { parent.debug('web', 'handleRootCertRequest: invalid ip'); return; } // Check server-wide IP filter only.
parent.debug('web', 'handleRootCertRequest()');
setContentDispositionHeader(res, 'application/octet-stream', certificates.RootName + '.cer', null, 'rootcert.cer');
res.send(Buffer.from(getRootCertBase64(), 'base64'));
}
// Handle user public file downloads
function handleDownloadUserFiles(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if (obj.common.validateString(req.path, 1, 4096) == false) { res.sendStatus(404); return; }
var domainname = 'domain', spliturl = decodeURIComponent(req.path).split('/'), filename = '';
if ((spliturl.length < 3) || (obj.common.IsFilenameValid(spliturl[2]) == false) || (domain.userQuota == -1)) { res.sendStatus(404); return; }
if (domain.id != '') { domainname = 'domain-' + domain.id; }
var path = obj.path.join(obj.filespath, domainname + '/user-' + spliturl[2] + '/Public');
for (var i = 3; i < spliturl.length; i++) { if (obj.common.IsFilenameValid(spliturl[i]) == true) { path += '/' + spliturl[i]; filename = spliturl[i]; } else { res.sendStatus(404); return; } }
var stat = null;
try { stat = obj.fs.statSync(path); } catch (e) { }
if ((stat != null) && ((stat.mode & 0x004000) == 0)) {
if (req.query.download == 1) {
setContentDispositionHeader(res, 'application/octet-stream', filename, null, 'file.bin');
try { res.sendFile(obj.path.resolve(__dirname, path)); } catch (e) { res.sendStatus(404); }
} else {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'download2' : 'download', req, domain), getRenderArgs({ rootCertLink: getRootCertLink(domain), messageid: 1, fileurl: req.path + '?download=1', filename: filename, filesize: stat.size }, req, domain));
}
} else {
render(req, res, getRenderPage((domain.sitestyle == 2) ? 'download2' : 'download', req, domain), getRenderArgs({ rootCertLink: getRootCertLink(domain), messageid: 2 }, req, domain));
}
}
// Handle device file request
function handleDeviceFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((req.query.c == null) || (req.query.f == null)) { res.sendStatus(404); return; }
// Check the inbound desktop sharing cookie
var c = obj.parent.decodeCookie(req.query.c, obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((c == null) || (c.domainid !== domain.id)) { res.sendStatus(404); return; }
// Check userid
const user = obj.users[c.userid];
if ((c == user)) { res.sendStatus(404); return; }
// If this cookie has restricted usages, check that it's allowed to perform downloads
if (Array.isArray(c.usages) && (c.usages.indexOf(10) < 0)) { res.sendStatus(404); return; } // Check protocol #10
if (c.nid != null) { req.query.n = c.nid.split('/')[2]; } // This cookie is restricted to a specific nodeid.
if (req.query.n == null) { res.sendStatus(404); return; }
// Check if this user has permission to manage this computer
obj.GetNodeWithRights(domain, user, 'node/' + domain.id + '/' + req.query.n, function (node, rights, visible) {
if ((node == null) || ((rights & MESHRIGHT_REMOTECONTROL) == 0) || (visible == false)) { res.sendStatus(404); return; } // We don't have remote control rights to this device
// All good, start the file transfer
req.query.id = getRandomLowerCase(12);
obj.meshDeviceFileHandler.CreateMeshDeviceFile(obj, null, res, req, domain, user, node.meshid, node._id);
});
}
// Handle download of a server file by an agent
function handleAgentDownloadFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (req.query.c == null) { res.sendStatus(404); return; }
// Check the inbound desktop sharing cookie
var c = obj.parent.decodeCookie(req.query.c, obj.parent.loginCookieEncryptionKey, 5); // 5 minute timeout
if ((c == null) || (c.a != 'tmpdl') || (c.d != domain.id) || (c.nid == null) || (c.f == null) || (obj.common.IsFilenameValid(c.f) == false)) { res.sendStatus(404); return; }
// Send the file back
try { res.sendFile(obj.path.join(obj.filespath, 'tmp', c.f)); return; } catch (ex) { res.sendStatus(404); }
}
// Handle logo request
function handleLogoRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
//res.set({ 'Cache-Control': 'max-age=86400' }); // 1 day
if (domain.titlepicture) {
if ((parent.configurationFiles != null) && (parent.configurationFiles[domain.titlepicture] != null)) {
// Use the logo in the database
res.set({ 'Content-Type': domain.titlepicture.toLowerCase().endsWith('.png') ? 'image/png' : 'image/jpeg' });
res.send(parent.configurationFiles[domain.titlepicture]);
return;
} else {
// Use the logo on file
try { res.sendFile(obj.common.joinPath(obj.parent.datapath, domain.titlepicture)); return; } catch (ex) { }
}
}
if ((domain.webpublicpath != null) && (obj.fs.existsSync(obj.path.join(domain.webpublicpath, 'images/logoback.png')))) {
// Use the domain logo picture
try { res.sendFile(obj.path.join(domain.webpublicpath, 'images/logoback.png')); } catch (ex) { res.sendStatus(404); }
} else if (parent.webPublicOverridePath && obj.fs.existsSync(obj.path.join(obj.parent.webPublicOverridePath, 'images/logoback.png'))) {
// Use the override logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicOverridePath, 'images/logoback.png')); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, 'images/logoback.png')); } catch (ex) { res.sendStatus(404); }
}
}
// Handle login logo request
function handleLoginLogoRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
//res.set({ 'Cache-Control': 'max-age=86400' }); // 1 day
if (domain.loginpicture) {
if ((parent.configurationFiles != null) && (parent.configurationFiles[domain.loginpicture] != null)) {
// Use the logo in the database
res.set({ 'Content-Type': domain.loginpicture.toLowerCase().endsWith('.png') ? 'image/png' : 'image/jpeg' });
res.send(parent.configurationFiles[domain.loginpicture]);
return;
} else {
// Use the logo on file
try { res.sendFile(obj.common.joinPath(obj.parent.datapath, domain.loginpicture)); return; } catch (ex) { res.sendStatus(404); }
}
} else {
res.sendStatus(404);
}
}
// Handle translation request
function handleTranslationsRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
//if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((obj.userAllowedIp != null) && (checkIpAddressEx(req, res, obj.userAllowedIp, false) === false)) { return; } // Check server-wide IP filter only.
var user = null;
if (obj.args.user != null) {
// A default user is active
user = obj.users['user/' + domain.id + '/' + obj.args.user];
if (!user) { parent.debug('web', 'handleTranslationsRequest: user not found.'); res.sendStatus(401); return; }
} else {
// Check if the user is logged and we have all required parameters
if (!req.session || !req.session.userid) { parent.debug('web', 'handleTranslationsRequest: failed checks (2).'); res.sendStatus(401); return; }
// Get the current user
user = obj.users[req.session.userid];
if (!user) { parent.debug('web', 'handleTranslationsRequest: user not found.'); res.sendStatus(401); return; }
if (user.siteadmin != 0xFFFFFFFF) { parent.debug('web', 'handleTranslationsRequest: user not site administrator.'); res.sendStatus(401); return; }
}
var data = '';
req.setEncoding('utf8');
req.on('data', function (chunk) { data += chunk; });
req.on('end', function () {
try { data = JSON.parse(data); } catch (ex) { data = null; }
if (data == null) { res.sendStatus(404); return; }
if (data.action == 'getTranslations') {
if (obj.fs.existsSync(obj.path.join(obj.parent.datapath, 'translate.json'))) {
// Return the translation file (JSON)
try { res.sendFile(obj.path.join(obj.parent.datapath, 'translate.json')); } catch (ex) { res.sendStatus(404); }
} else if (obj.fs.existsSync(obj.path.join(__dirname, 'translate', 'translate.json'))) {
// Return the default translation file (JSON)
try { res.sendFile(obj.path.join(__dirname, 'translate', 'translate.json')); } catch (ex) { res.sendStatus(404); }
} else { res.sendStatus(404); }
} else if (data.action == 'setTranslations') {
obj.fs.writeFile(obj.path.join(obj.parent.datapath, 'translate.json'), obj.common.translationsToJson({ strings: data.strings }), function (err) { if (err == null) { res.send(JSON.stringify({ response: 'ok' })); } else { res.send(JSON.stringify({ response: err })); } });
} else if (data.action == 'translateServer') {
if (obj.pendingTranslation === true) { res.send(JSON.stringify({ response: 'Server is already performing a translation.' })); return; }
const nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
if (nodeVersion < 8) { res.send(JSON.stringify({ response: 'Server requires NodeJS 8.x or better.' })); return; }
var translateFile = obj.path.join(obj.parent.datapath, 'translate.json');
if (obj.fs.existsSync(translateFile) == false) { translateFile = obj.path.join(__dirname, 'translate', 'translate.json'); }
if (obj.fs.existsSync(translateFile) == false) { res.send(JSON.stringify({ response: 'Unable to find translate.js file on the server.' })); return; }
res.send(JSON.stringify({ response: 'ok' }));
console.log('Started server translation...');
obj.pendingTranslation = true;
require('child_process').exec('node translate.js translateall \"' + translateFile + '\"', { maxBuffer: 512000, timeout: 120000, cwd: obj.path.join(__dirname, 'translate') }, function (error, stdout, stderr) {
delete obj.pendingTranslation;
//console.log('error', error);
//console.log('stdout', stdout);
//console.log('stderr', stderr);
//console.log('Server restart...'); // Perform a server restart
//process.exit(0);
console.log('Server translation completed.');
});
} else {
// Unknown request
res.sendStatus(404);
}
});
}
// Handle welcome image request
function handleWelcomeImageRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
//res.set({ 'Cache-Control': 'max-age=86400' }); // 1 day
if (domain.welcomepicture) {
if ((parent.configurationFiles != null) && (parent.configurationFiles[domain.welcomepicture] != null)) {
// Use the welcome image in the database
res.set({ 'Content-Type': domain.welcomepicture.toLowerCase().endsWith('.png') ? 'image/png' : 'image/jpeg' });
res.send(parent.configurationFiles[domain.welcomepicture]);
return;
}
// Use the configured logo picture
try { res.sendFile(obj.common.joinPath(obj.parent.datapath, domain.welcomepicture)); return; } catch (ex) { }
}
var imagefile = 'images/mainwelcome.jpg';
if (domain.sitestyle == 2) { imagefile = 'images/login/back.png'; }
if (domain.webpublicpath != null) {
obj.fs.exists(obj.path.join(domain.webpublicpath, imagefile), function (exists) {
if (exists) {
// Use the domain logo picture
try { res.sendFile(obj.path.join(domain.webpublicpath, imagefile)); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
});
} else if (parent.webPublicOverridePath) {
obj.fs.exists(obj.path.join(obj.parent.webPublicOverridePath, imagefile), function (exists) {
if (exists) {
// Use the override logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicOverridePath, imagefile)); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
});
} else {
// Use the default logo picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, imagefile)); } catch (ex) { res.sendStatus(404); }
}
}
// Download a session recording
function handleGetRecordings(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) return;
// Check the query
if ((domain.sessionrecording == null) || (req.query.file == null) || (obj.common.IsFilenameValid(req.query.file) !== true) || (req.query.file.endsWith('.mcrec') == false)) { res.sendStatus(401); return; }
// Get the recording path
var recordingsPath = null;
if (domain.sessionrecording.filepath) { recordingsPath = domain.sessionrecording.filepath; } else { recordingsPath = parent.recordpath; }
if (recordingsPath == null) { res.sendStatus(401); return; }
// Get the user and check user rights
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
if (authUserid == null) { res.sendStatus(401); return; }
const user = obj.users[authUserid];
if (user == null) { res.sendStatus(401); return; }
if ((user.siteadmin & 512) == 0) { res.sendStatus(401); return; } // Check if we have right to get recordings
// Send the recorded file
setContentDispositionHeader(res, 'application/octet-stream', req.query.file, null, 'recording.mcrec');
try { res.sendFile(obj.path.join(recordingsPath, req.query.file)); } catch (ex) { res.sendStatus(404); }
}
// Stream a session recording
function handleGetRecordingsWebSocket(ws, req) {
var domain = checkAgentIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'Got recordings file transfer connection with bad domain or blocked IP address ' + req.clientIp + ', dropping.'); try { ws.close(); } catch (ex) { } return; }
// Check the query
if ((domain.sessionrecording == null) || (req.query.file == null) || (obj.common.IsFilenameValid(req.query.file) !== true) || (req.query.file.endsWith('.mcrec') == false)) { try { ws.close(); } catch (ex) { } return; }
// Get the recording path
var recordingsPath = null;
if (domain.sessionrecording.filepath) { recordingsPath = domain.sessionrecording.filepath; } else { recordingsPath = parent.recordpath; }
if (recordingsPath == null) { try { ws.close(); } catch (ex) { } return; }
// Get the user and check user rights
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
if (authUserid == null) { try { ws.close(); } catch (ex) { } return; }
const user = obj.users[authUserid];
if (user == null) { try { ws.close(); } catch (ex) { } return; }
if ((user.siteadmin & 512) == 0) { try { ws.close(); } catch (ex) { } return; } // Check if we have right to get recordings
const filefullpath = obj.path.join(recordingsPath, req.query.file);
obj.fs.stat(filefullpath, function (err, stats) {
if (err) {
try { ws.close(); } catch (ex) { } // File does not exist
} else {
obj.fs.open(filefullpath, 'r', function (err, fd) {
if (err == null) {
// When data is received from the web socket
ws.on('message', function (msg) {
if (typeof msg != 'string') return;
var command;
try { command = JSON.parse(msg); } catch (e) { return; }
if ((command == null) || (typeof command.action != 'string')) return;
switch (command.action) {
case 'get': {
const buffer = Buffer.alloc(8 + command.size);
//buffer.writeUInt32BE((command.ptr >> 32), 0);
buffer.writeUInt32BE((command.ptr & 0xFFFFFFFF), 4);
obj.fs.read(fd, buffer, 8, command.size, command.ptr, function (err, bytesRead, buffer) { if (bytesRead > (buffer.length - 8)) { buffer = buffer.slice(0, bytesRead + 8); } ws.send(buffer); });
break;
}
}
});
// If error, do nothing
ws.on('error', function (err) { try { ws.close(); } catch (ex) { } obj.fs.close(fd, function (err) { }); });
// If the web socket is closed
ws.on('close', function (req) { try { ws.close(); } catch (ex) { } obj.fs.close(fd, function (err) { }); });
ws.send(JSON.stringify({ "action": "info", "name": req.query.file, "size": stats.size }));
} else {
try { ws.close(); } catch (ex) { }
}
});
}
});
}
// Serve the player page
function handlePlayerRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
parent.debug('web', 'handlePlayerRequest: sending player');
res.set({ 'Cache-Control': 'no-store' });
render(req, res, getRenderPage('player', req, domain), getRenderArgs({}, req, domain));
}
// Serve the guest sharing page
function handleSharingRequest(req, res) {
const domain = getDomain(req, res);
if (domain == null) { return; }
if (req.query.c == null) { res.sendStatus(404); return; }
if (domain.guestdevicesharing === false) { res.sendStatus(404); return; } // This feature is not allowed.
// Check the inbound guest sharing cookie
var c = obj.parent.decodeCookie(req.query.c, obj.parent.invitationLinkEncryptionKey, 9999999999); // Decode cookies with unlimited time.
if (c == null) { res.sendStatus(404); return; }
if (c.a === 5) {
// This is the older style sharing cookie with everything encoded within it.
// This cookie style gives a very large URL, so it's not used anymore.
if ((typeof c.p !== 'number') || (c.p < 1) || (c.p > 7) || (typeof c.uid != 'string') || (typeof c.nid != 'string') || (typeof c.gn != 'string') || (typeof c.cf != 'number') || (typeof c.pid != 'string')) { res.sendStatus(404); return; }
handleSharingRequestEx(req, res, domain, c);
return;
}
if (c.a === 6) {
// This is the new style sharing cookie, just encodes the pointer to the sharing information in the database.
// Gives a much more compact URL.
if (typeof c.pid != 'string') { res.sendStatus(404); return; }
// Check the expired time, expire message.
if ((c.e != null) && (c.e <= Date.now())) { render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 2, msgid: 12, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain)); return; }
obj.db.Get('deviceshare-' + c.pid, function (err, docs) {
if ((err != null) || (docs == null) || (docs.length != 1)) { res.sendStatus(404); return; }
const doc = docs[0];
// If this is a recurrent share, check if we are at the correct time to make use of it
if (typeof doc.recurring == 'number') {
const now = Date.now();
if (now >= doc.startTime) { // We don't want to move the validity window before the start time
const deltaTime = (now - doc.startTime);
if (doc.recurring === 1) {
// This moves the start time to the next valid daily window
const oneDay = (24 * 60 * 60 * 1000);
var addition = Math.floor(deltaTime / oneDay);
if ((deltaTime - (addition * oneDay)) > (doc.duration * 60000)) { addition++; } // If we are passed the current windows, move to the next one. This will show link as not being valid yet.
doc.startTime += (addition * oneDay);
} else if (doc.recurring === 2) {
// This moves the start time to the next valid weekly window
const oneWeek = (7 * 24 * 60 * 60 * 1000);
var addition = Math.floor(deltaTime / oneWeek);
if ((deltaTime - (addition * oneWeek)) > (doc.duration * 60000)) { addition++; } // If we are passed the current windows, move to the next one. This will show link as not being valid yet.
doc.startTime += (addition * oneWeek);
}
}
}
// Generate an old style cookie from the information in the database
var cookie = { a: 5, p: doc.p, gn: doc.guestName, nid: doc.nodeid, cf: doc.consent, pid: doc.publicid, k: doc.extrakey ? doc.extrakey : null, port: doc.port };
if (doc.userid) { cookie.uid = doc.userid; }
if ((cookie.userid == null) && (cookie.pid.startsWith('AS:node/'))) { cookie.nouser = 1; }
if (doc.startTime != null) {
if (doc.expireTime != null) { cookie.start = doc.startTime; cookie.expire = doc.expireTime; }
else if (doc.duration != null) { cookie.start = doc.startTime; cookie.expire = doc.startTime + (doc.duration * 60000); }
}
if (doc.viewOnly === true) { cookie.vo = 1; }
handleSharingRequestEx(req, res, domain, cookie);
});
return;
}
res.sendStatus(404); return;
}
// Serve the guest sharing page
function handleSharingRequestEx(req, res, domain, c) {
// Check the expired time, expire message.
if ((c.expire != null) && (c.expire <= Date.now())) { render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 2, msgid: 12, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain)); return; }
// Check the public id
obj.db.GetAllTypeNodeFiltered([c.nid], domain.id, 'deviceshare', null, function (err, docs) {
// Check if any sharing links are present, expire message.
if ((err != null) || (docs.length == 0)) { render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 2, msgid: 12, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain)); return; }
// Search for the device share public identifier, expire message.
var found = false;
for (var i = 0; i < docs.length; i++) { if ((docs[i].publicid == c.pid) && ((docs[i].extrakey == null) || (docs[i].extrakey === c.k))) { found = true; } }
if (found == false) { render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 2, msgid: 12, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain)); return; }
// Get information about this node
obj.db.Get(c.nid, function (err, nodes) {
if ((err != null) || (nodes == null) || (nodes.length != 1)) { res.sendStatus(404); return; }
var node = nodes[0];
// Check the start time, not yet valid message.
if ((c.start != null) && (c.expire != null) && ((c.start > Date.now()) || (c.start > c.expire))) { render(req, res, getRenderPage((domain.sitestyle == 2) ? 'message2' : 'message', req, domain), getRenderArgs({ titleid: 2, msgid: 11, domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27') }, req, domain)); return; }
// If this is a web relay share, check if this feature is active
if ((c.p == 8) || (c.p == 16)) {
// This is a HTTP or HTTPS share
var webRelayPort = ((args.relaydns != null) ? ((typeof args.aliasport == 'number') ? args.aliasport : args.port) : ((parent.webrelayserver != null) ? ((typeof args.relayaliasport == 'number') ? args.relayaliasport : parent.webrelayserver.port) : 0));
if (webRelayPort == 0) { res.sendStatus(404); return; }
// Create the authentication cookie
const authCookieData = { userid: c.uid, domainid: domain.id, nid: c.nid, ip: req.clientIp, p: c.p, gn: c.gn, r: 8, expire: c.expire, pid: c.pid, port: c.port };
if ((authCookieData.userid == null) && (authCookieData.pid.startsWith('AS:node/'))) { authCookieData.nouser = 1; }
const authCookie = obj.parent.encodeCookie(authCookieData, obj.parent.loginCookieEncryptionKey);
// Redirect to a URL
var webRelayDns = (args.relaydns != null) ? args.relaydns[0] : obj.getWebServerName(domain, req);
var url = 'https://' + webRelayDns + ':' + webRelayPort + '/control-redirect.ashx?n=' + c.nid + '&p=' + c.port + '&appid=' + c.p + '&c=' + authCookie;
if (c.addr != null) { url += '&addr=' + c.addr; }
if (c.pid != null) { url += '&relayid=' + c.pid; }
parent.debug('web', 'handleSharingRequest: Redirecting guest to HTTP relay page for \"' + c.uid + '\", guest \"' + c.gn + '\".');
res.redirect(url);
} else {
// Looks good, let's create the outbound session cookies.
// This is a desktop, terminal or files share. We need to display the sharing page.
// Consent flags are 1 = Notify, 8 = Prompt, 64 = Privacy Bar.
const authCookieData = { userid: c.uid, domainid: domain.id, nid: c.nid, ip: req.clientIp, p: c.p, gn: c.gn, cf: c.cf, r: 8, expire: c.expire, pid: c.pid, vo: c.vo };
if ((authCookieData.userid == null) && (authCookieData.pid.startsWith('AS:node/'))) { authCookieData.nouser = 1; }
if (c.k != null) { authCookieData.k = c.k; }
const authCookie = obj.parent.encodeCookie(authCookieData, obj.parent.loginCookieEncryptionKey);
// Server features
var features2 = 0;
if (obj.args.allowhighqualitydesktop !== false) { features2 += 1; } // Enable AllowHighQualityDesktop (Default true)
// Lets respond by sending out the desktop viewer.
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
parent.debug('web', 'handleSharingRequest: Sending guest sharing page for \"' + c.uid + '\", guest \"' + c.gn + '\".');
res.set({ 'Cache-Control': 'no-store' });
render(req, res, getRenderPage('sharing', req, domain), getRenderArgs({ authCookie: authCookie, authRelayCookie: '', domainurl: encodeURIComponent(domain.url).replace(/'/g, '%27'), nodeid: c.nid, serverDnsName: obj.getWebServerName(domain, req), serverRedirPort: args.redirport, serverPublicPort: httpsPort, expire: c.expire, viewOnly: (c.vo == 1) ? 1 : 0, nodeName: encodeURIComponent(node.name).replace(/'/g, '%27'), features: c.p, features2: features2 }, req, domain));
}
});
});
}
// Handle domain redirection
obj.handleDomainRedirect = function (req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (domain.redirects == null) { res.sendStatus(404); return; }
var urlArgs = '', urlName = null, splitUrl = req.originalUrl.split('?');
if (splitUrl.length > 1) { urlArgs = '?' + splitUrl[1]; }
if ((splitUrl.length > 0) && (splitUrl[0].length > 1)) { urlName = splitUrl[0].substring(1).toLowerCase(); }
if ((urlName == null) || (domain.redirects[urlName] == null) || (urlName[0] == '_')) { res.sendStatus(404); return; }
if (domain.redirects[urlName] == '~showversion') {
// Show the current version
res.end('MeshCentral v' + obj.parent.currentVer);
} else {
// Perform redirection
res.redirect(domain.redirects[urlName] + urlArgs + getQueryPortion(req));
}
}
// Take a "user/domain/userid/path/file" format and return the actual server disk file path if access is allowed
obj.getServerFilePath = function (user, domain, path) {
var splitpath = path.split('/'), serverpath = obj.path.join(obj.filespath, 'domain'), filename = '';
if ((splitpath.length < 3) || (splitpath[0] != 'user' && splitpath[0] != 'mesh') || (splitpath[1] != domain.id)) return null; // Basic validation
var objid = splitpath[0] + '/' + splitpath[1] + '/' + splitpath[2];
if (splitpath[0] == 'user' && (objid != user._id)) return null; // User validation, only self allowed
if (splitpath[0] == 'mesh') { if ((obj.GetMeshRights(user, objid) & 32) == 0) { return null; } } // Check mesh server file rights
if (splitpath[1] != '') { serverpath += '-' + splitpath[1]; } // Add the domain if needed
serverpath += ('/' + splitpath[0] + '-' + splitpath[2]);
for (var i = 3; i < splitpath.length; i++) { if (obj.common.IsFilenameValid(splitpath[i]) == true) { serverpath += '/' + splitpath[i]; filename = splitpath[i]; } else { return null; } } // Check that each folder is correct
return { fullpath: obj.path.resolve(obj.filespath, serverpath), path: serverpath, name: filename, quota: obj.getQuota(objid, domain) };
};
// Return the maximum number of bytes allowed in the user account "My Files".
obj.getQuota = function (objid, domain) {
if (objid == null) return 0;
if (objid.startsWith('user/')) {
var user = obj.users[objid];
if (user == null) return 0;
if (user.siteadmin == 0xFFFFFFFF) return null; // Administrators have no user limit
if ((user.quota != null) && (typeof user.quota == 'number')) { return user.quota; }
if ((domain != null) && (domain.userquota != null) && (typeof domain.userquota == 'number')) { return domain.userquota; }
return null; // By default, the user will have no limit
} else if (objid.startsWith('mesh/')) {
var mesh = obj.meshes[objid];
if (mesh == null) return 0;
if ((mesh.quota != null) && (typeof mesh.quota == 'number')) { return mesh.quota; }
if ((domain != null) && (domain.meshquota != null) && (typeof domain.meshquota == 'number')) { return domain.meshquota; }
return null; // By default, the mesh will have no limit
}
return 0;
};
// Download a file from the server
function handleDownloadFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((req.query.link == null) || (req.session == null) || (req.session.userid == null) || (domain == null) || (domain.userQuota == -1)) { res.sendStatus(404); return; }
const user = obj.users[req.session.userid];
if (user == null) { res.sendStatus(404); return; }
const file = obj.getServerFilePath(user, domain, req.query.link);
if (file == null) { res.sendStatus(404); return; }
setContentDispositionHeader(res, 'application/octet-stream', file.name, null, 'file.bin');
obj.fs.exists(file.fullpath, function (exists) { if (exists == true) { res.sendFile(file.fullpath); } else { res.sendStatus(404); } });
}
// Download the MeshCommander web page
function handleMeshCommander(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((req.session == null) || (req.session.userid == null)) { res.sendStatus(404); return; }
// Find the correct MeshCommander language to send
const acceptableLanguages = obj.getLanguageCodes(req);
const commandLanguageTranslations = { 'en': '', 'de': '-de', 'es': '-es', 'fr': '-fr', 'it': '-it', 'ja': '-ja', 'ko': '-ko', 'nl': '-nl', 'pt': '-pt', 'ru': '-ru', 'zh-chs': '-zh-chs', 'zh-cht': '-zh-chs' };
for (var i in acceptableLanguages) {
const meshCommanderLanguage = commandLanguageTranslations[acceptableLanguages[i]];
if (meshCommanderLanguage != null) {
try { res.sendFile(obj.parent.path.join(parent.webPublicPath, 'commander' + meshCommanderLanguage + '.htm')); } catch (ex) { }
return;
}
}
// Send out the default english MeshCommander
try { res.sendFile(obj.parent.path.join(parent.webPublicPath, 'commander.htm')); } catch (ex) { }
}
// Upload a MeshCore.js file to the server
function handleUploadMeshCoreFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (domain.id !== '') { res.sendStatus(401); return; }
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
const multiparty = require('multiparty');
const form = new multiparty.Form();
form.parse(req, function (err, fields, files) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
if ((fields == null) || (fields.attrib == null) || (fields.attrib.length != 1)) { res.sendStatus(404); return; }
// Get the user
const user = obj.users[authUserid];
if (user == null) { res.sendStatus(401); return; } // Check this user exists
// Get the node and check node rights
const nodeid = fields.attrib[0];
obj.GetNodeWithRights(domain, user, nodeid, function (node, rights, visible) {
if ((node == null) || (rights != 0xFFFFFFFF) || (visible == false)) { res.sendStatus(404); return; } // We don't have remote control rights to this device
for (var i in files.files) {
var file = files.files[i];
obj.fs.readFile(file.path, 'utf8', function (err, data) {
if (err != null) return;
data = obj.common.IntToStr(0) + data; // Add the 4 bytes encoding type & flags (Set to 0 for raw)
obj.sendMeshAgentCore(user, domain, fields.attrib[0], 'custom', data); // Upload the core
try { obj.fs.unlinkSync(file.path); } catch (e) { }
});
}
res.send('');
});
});
}
// Upload a MeshCore.js file to the server
function handleOneClickRecoveryFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (domain.id !== '') { res.sendStatus(401); return; }
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
const multiparty = require('multiparty');
const form = new multiparty.Form();
form.parse(req, function (err, fields, files) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
if ((fields == null) || (fields.attrib == null) || (fields.attrib.length != 1)) { res.sendStatus(404); return; }
// Get the user
const user = obj.users[authUserid];
if (user == null) { res.sendStatus(401); return; } // Check this user exists
// Get the node and check node rights
const nodeid = fields.attrib[0];
obj.GetNodeWithRights(domain, user, nodeid, function (node, rights, visible) {
if ((node == null) || (rights != 0xFFFFFFFF) || (visible == false)) { res.sendStatus(404); return; } // We don't have remote control rights to this device
for (var i in files.files) {
var file = files.files[i];
// Event Intel AMT One Click Recovery, this will cause Intel AMT wake operations on this and other servers.
parent.DispatchEvent('*', obj, { action: 'oneclickrecovery', userid: user._id, username: user.name, nodeids: [node._id], domain: domain.id, nolog: 1, file: file.path });
//try { obj.fs.unlinkSync(file.path); } catch (e) { } // TODO: Remove this file after 30 minutes.
}
res.send('');
});
});
}
// Upload a file to the server
function handleUploadFile(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if (domain.userQuota == -1) { res.sendStatus(401); return; }
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
const multiparty = require('multiparty');
const form = new multiparty.Form();
form.parse(req, function (err, fields, files) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
// Get the user
const user = obj.users[authUserid];
if ((user == null) || (user.siteadmin & 8) == 0) { res.sendStatus(401); return; } // Check if we have file rights
if ((fields == null) || (fields.link == null) || (fields.link.length != 1)) { /*console.log('UploadFile, Invalid Fields:', fields, files);*/ console.log('err4'); res.sendStatus(404); return; }
var xfile = null;
try { xfile = obj.getServerFilePath(user, domain, decodeURIComponent(fields.link[0])); } catch (ex) { }
if (xfile == null) { res.sendStatus(404); return; }
// Get total bytes in the path
var totalsize = readTotalFileSize(xfile.fullpath);
if ((xfile.quota == null) || (totalsize < xfile.quota)) { // Check if the quota is not already broken
if (fields.name != null) {
// See if we need to create the folder
var domainx = 'domain';
if (domain.id.length > 0) { domainx = 'domain-' + usersplit[1]; }
try { obj.fs.mkdirSync(obj.parent.filespath); } catch (ex) { }
try { obj.fs.mkdirSync(obj.parent.path.join(obj.parent.filespath, domainx)); } catch (ex) { }
try { obj.fs.mkdirSync(xfile.fullpath); } catch (ex) { }
// Upload method where all the file data is within the fields.
var names = fields.name[0].split('*'), sizes = fields.size[0].split('*'), types = fields.type[0].split('*'), datas = fields.data[0].split('*');
if ((names.length == sizes.length) && (types.length == datas.length) && (names.length == types.length)) {
for (var i = 0; i < names.length; i++) {
if (obj.common.IsFilenameValid(names[i]) == false) { res.sendStatus(404); return; }
var filedata = Buffer.from(datas[i].split(',')[1], 'base64');
if ((xfile.quota == null) || ((totalsize + filedata.length) < xfile.quota)) { // Check if quota would not be broken if we add this file
// Create the user folder if needed
(function (fullpath, filename, filedata) {
obj.fs.mkdir(xfile.fullpath, function () {
// Write the file
obj.fs.writeFile(obj.path.join(xfile.fullpath, filename), filedata, function () {
obj.parent.DispatchEvent([user._id], obj, 'updatefiles'); // Fire an event causing this user to update this files
});
});
})(xfile.fullpath, names[i], filedata);
} else {
// Send a notification
obj.parent.DispatchEvent([user._id], obj, { action: 'notify', title: "Disk quota exceed", value: names[i], nolog: 1, id: Math.random() });
}
}
}
} else {
// More typical upload method, the file data is in a multipart mime post.
for (var i in files.files) {
var file = files.files[i], fpath = obj.path.join(xfile.fullpath, file.originalFilename);
if (obj.common.IsFilenameValid(file.originalFilename) && ((xfile.quota == null) || ((totalsize + file.size) < xfile.quota))) { // Check if quota would not be broken if we add this file
// See if we need to create the folder
var domainx = 'domain';
if (domain.id.length > 0) { domainx = 'domain-' + domain.id; }
try { obj.fs.mkdirSync(obj.parent.filespath); } catch (e) { }
try { obj.fs.mkdirSync(obj.parent.path.join(obj.parent.filespath, domainx)); } catch (e) { }
try { obj.fs.mkdirSync(xfile.fullpath); } catch (e) { }
// Rename the file
obj.fs.rename(file.path, fpath, function (err) {
if (err && (err.code === 'EXDEV')) {
// On some Linux, the rename will fail with a "EXDEV" error, do a copy+unlink instead.
obj.common.copyFile(file.path, fpath, function (err) {
obj.fs.unlink(file.path, function (err) {
obj.parent.DispatchEvent([user._id], obj, 'updatefiles'); // Fire an event causing this user to update this files
});
});
} else {
obj.parent.DispatchEvent([user._id], obj, 'updatefiles'); // Fire an event causing this user to update this files
}
});
} else {
// Send a notification
obj.parent.DispatchEvent([user._id], obj, { action: 'notify', title: "Disk quota exceed", value: file.originalFilename, nolog: 1, id: Math.random() });
try { obj.fs.unlink(file.path, function (err) { }); } catch (e) { }
}
}
}
} else {
// Send a notification
obj.parent.DispatchEvent([user._id], obj, { action: 'notify', value: "Disk quota exceed", nolog: 1, id: Math.random() });
}
res.send('');
});
}
// Upload a file to the server and then batch upload to many agents
function handleUploadFileBatch(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
const multiparty = require('multiparty');
const form = new multiparty.Form();
form.parse(req, function (err, fields, files) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
// Get the user
const user = obj.users[authUserid];
if (user == null) { parent.debug('web', 'Batch upload error, invalid user.'); res.sendStatus(401); return; } // Check if user exists
// Get fields
if ((fields == null) || (fields.nodeIds == null) || (fields.nodeIds.length != 1)) { res.sendStatus(404); return; }
var cmd = { nodeids: fields.nodeIds[0].split(','), files: [], user: user, domain: domain, overwrite: false, createFolder: false };
if ((fields.winpath != null) && (fields.winpath.length == 1)) { cmd.windowsPath = fields.winpath[0]; }
if ((fields.linuxpath != null) && (fields.linuxpath.length == 1)) { cmd.linuxPath = fields.linuxpath[0]; }
if ((fields.overwriteFiles != null) && (fields.overwriteFiles.length == 1) && (fields.overwriteFiles[0] == 'on')) { cmd.overwrite = true; }
if ((fields.createFolder != null) && (fields.createFolder.length == 1) && (fields.createFolder[0] == 'on')) { cmd.createFolder = true; }
// Check if we have at least one target path
if ((cmd.windowsPath == null) && (cmd.linuxPath == null)) {
parent.debug('web', 'Batch upload error, invalid fields: ' + JSON.stringify(fields));
res.send('');
return;
}
// Get server temporary path
var serverpath = obj.path.join(obj.filespath, 'tmp')
try { obj.fs.mkdirSync(obj.parent.filespath); } catch (ex) { }
try { obj.fs.mkdirSync(serverpath); } catch (ex) { }
// More typical upload method, the file data is in a multipart mime post.
for (var i in files.files) {
var file = files.files[i], ftarget = getRandomPassword() + '-' + file.originalFilename, fpath = obj.path.join(serverpath, ftarget);
cmd.files.push({ name: file.originalFilename, target: ftarget });
// Rename the file
obj.fs.rename(file.path, fpath, function (err) {
if (err && (err.code === 'EXDEV')) {
// On some Linux, the rename will fail with a "EXDEV" error, do a copy+unlink instead.
obj.common.copyFile(file.path, fpath, function (err) { obj.fs.unlink(file.path, function (err) { }); });
}
});
}
// Instruct one of more agents to download a URL to a given local drive location.
var tlsCertHash = null;
if ((parent.args.ignoreagenthashcheck == null) || (parent.args.ignoreagenthashcheck === false)) { // TODO: If ignoreagenthashcheck is an array of IP addresses, not sure how to handle this.
tlsCertHash = obj.webCertificateFullHashs[cmd.domain.id];
if (tlsCertHash != null) { tlsCertHash = Buffer.from(tlsCertHash, 'binary').toString('hex'); }
}
for (var i in cmd.nodeids) {
obj.GetNodeWithRights(cmd.domain, cmd.user, cmd.nodeids[i], function (node, rights, visible) {
if ((node == null) || ((rights & 8) == 0) || (visible == false)) return; // We don't have remote control rights to this device
var agentPath = (((node.agent.id > 0) && (node.agent.id < 5)) || (node.agent.id == 34)) ? cmd.windowsPath : cmd.linuxPath;
if (agentPath == null) return;
// Compute user consent
var consent = 0;
var mesh = obj.meshes[node.meshid];
if (typeof domain.userconsentflags == 'number') { consent |= domain.userconsentflags; } // Add server required consent flags
if ((mesh != null) && (typeof mesh.consent == 'number')) { consent |= mesh.consent; } // Add device group user consent
if (typeof node.consent == 'number') { consent |= node.consent; } // Add node user consent
if (typeof user.consent == 'number') { consent |= user.consent; } // Add user consent
// Check if we need to add consent flags because of a user group link
if ((mesh != null) && (user.links != null) && (user.links[mesh._id] == null) && (user.links[node._id] == null)) {
// This user does not have a direct link to the device group or device. Find all user groups the would cause the link.
for (var i in user.links) {
var ugrp = obj.userGroups[i];
if ((ugrp != null) && (ugrp.consent != null) && (ugrp.links != null) && ((ugrp.links[mesh._id] != null) || (ugrp.links[node._id] != null))) {
consent |= ugrp.consent; // Add user group consent flags
}
}
}
// Event that this operation is being performed.
var targets = obj.CreateNodeDispatchTargets(node.meshid, node._id, ['server-users', cmd.user._id]);
var msgid = 103; // "Batch upload of {0} file(s) to folder {1}"
var event = { etype: 'node', userid: cmd.user._id, username: cmd.user.name, nodeid: node._id, action: 'batchupload', msg: 'Performing batch upload of ' + cmd.files.length + ' file(s) to ' + agentPath, msgid: msgid, msgArgs: [cmd.files.length, agentPath], domain: cmd.domain.id };
parent.DispatchEvent(targets, obj, event);
// Send the agent commands to perform the batch upload operation
for (var f in cmd.files) {
if (cmd.files[f].name != null) {
const acmd = { action: 'wget', userid: user._id, username: user.name, realname: user.realname, remoteaddr: req.clientIp, consent: consent, rights: rights, overwrite: cmd.overwrite, createFolder: cmd.createFolder, urlpath: '/agentdownload.ashx?c=' + obj.parent.encodeCookie({ a: 'tmpdl', d: cmd.domain.id, nid: node._id, f: cmd.files[f].target }, obj.parent.loginCookieEncryptionKey), path: obj.path.join(agentPath, cmd.files[f].name), folder: agentPath, servertlshash: tlsCertHash };
var agent = obj.wsagents[node._id];
if (agent != null) { try { agent.send(JSON.stringify(acmd)); } catch (ex) { } }
// TODO: Add support for peer servers.
}
}
});
}
res.send('');
});
}
// Subscribe to all events we are allowed to receive
obj.subscribe = function (userid, target) {
const user = obj.users[userid];
if (user == null) return;
const subscriptions = [userid, 'server-allusers'];
if (user.siteadmin != null) {
// Allow full site administrators of users with all events rights to see all events.
if ((user.siteadmin == 0xFFFFFFFF) || ((user.siteadmin & 2048) != 0)) { subscriptions.push('*'); }
else if ((user.siteadmin & 2) != 0) {
if ((user.groups == null) || (user.groups.length == 0)) {
// Subscribe to all user changes
subscriptions.push('server-users');
} else {
// Subscribe to user changes for some groups
for (var i in user.groups) { subscriptions.push('server-users:' + i); }
}
}
}
if (user.links != null) { for (var i in user.links) { subscriptions.push(i); } }
obj.parent.RemoveAllEventDispatch(target);
obj.parent.AddEventDispatch(subscriptions, target);
return subscriptions;
};
// Handle a web socket relay request
function handleRelayWebSocket(ws, req, domain, user, cookie) {
if (!(req.query.host)) { console.log('ERR: No host target specified'); try { ws.close(); } catch (e) { } return; } // Disconnect websocket
parent.debug('web', 'Websocket relay connected from ' + user.name + ' for ' + req.query.host + '.');
try { ws._socket.setKeepAlive(true, 240000); } catch (ex) { } // Set TCP keep alive
// Fetch information about the target
obj.db.Get(req.query.host, function (err, docs) {
if (docs.length == 0) { console.log('ERR: Node not found'); try { ws.close(); } catch (e) { } return; } // Disconnect websocket
var node = docs[0];
if (!node.intelamt) { console.log('ERR: Not AMT node'); try { ws.close(); } catch (e) { } return; } // Disconnect websocket
// Check if this user has permission to manage this computer
if ((obj.GetNodeRights(user, node.meshid, node._id) & MESHRIGHT_REMOTECONTROL) == 0) { console.log('ERR: Access denied (3)'); try { ws.close(); } catch (e) { } return; }
// Check what connectivity is available for this node
var state = parent.GetConnectivityState(req.query.host);
var conn = 0;
if (!state || state.connectivity == 0) { parent.debug('web', 'ERR: No routing possible (1)'); try { ws.close(); } catch (e) { } return; } else { conn = state.connectivity; }
// Check what server needs to handle this connection
if ((obj.parent.multiServer != null) && ((cookie == null) || (cookie.ps != 1))) { // If a cookie is provided and is from a peer server, don't allow the connection to jump again to a different server
var server = obj.parent.GetRoutingServerId(req.query.host, 2); // Check for Intel CIRA connection
if (server != null) {
if (server.serverid != obj.parent.serverId) {
// Do local Intel CIRA routing using a different server
parent.debug('web', 'Route Intel AMT CIRA connection to peer server: ' + server.serverid);
obj.parent.multiServer.createPeerRelay(ws, req, server.serverid, user);
return;
}
} else {
server = obj.parent.GetRoutingServerId(req.query.host, 4); // Check for local Intel AMT connection
if ((server != null) && (server.serverid != obj.parent.serverId)) {
// Do local Intel AMT routing using a different server
parent.debug('web', 'Route Intel AMT direct connection to peer server: ' + server.serverid);
obj.parent.multiServer.createPeerRelay(ws, req, server.serverid, user);
return;
}
}
}
// Setup session recording if needed
if (domain.sessionrecording == true || ((typeof domain.sessionrecording == 'object') && ((domain.sessionrecording.protocols == null) || (domain.sessionrecording.protocols.indexOf((req.query.p == 2) ? 101 : 100) >= 0)))) { // TODO 100
// Check again if we need to do recording
var record = true;
// Check user or device group recording
if ((typeof domain.sessionrecording == 'object') && ((domain.sessionrecording.onlyselectedusers === true) || (domain.sessionrecording.onlyselecteddevicegroups === true))) {
record = false;
// Check device group recording
if (domain.sessionrecording.onlyselecteddevicegroups === true) {
var mesh = obj.meshes[node.meshid];
if ((mesh.flags != null) && ((mesh.flags & 4) != 0)) { record = true; } // Record the session
}
// Check user recording
if (domain.sessionrecording.onlyselectedusers === true) {
if ((user.flags != null) && ((user.flags & 2) != 0)) { record = true; } // Record the session
}
}
if (record == true) {
var now = new Date(Date.now());
var recFilename = 'relaysession' + ((domain.id == '') ? '' : '-') + domain.id + '-' + now.getUTCFullYear() + '-' + obj.common.zeroPad(now.getUTCMonth() + 1, 2) + '-' + obj.common.zeroPad(now.getUTCDate(), 2) + '-' + obj.common.zeroPad(now.getUTCHours(), 2) + '-' + obj.common.zeroPad(now.getUTCMinutes(), 2) + '-' + obj.common.zeroPad(now.getUTCSeconds(), 2) + '-' + getRandomPassword() + '.mcrec'
var recFullFilename = null;
if (domain.sessionrecording.filepath) {
try { obj.fs.mkdirSync(domain.sessionrecording.filepath); } catch (e) { }
recFullFilename = obj.path.join(domain.sessionrecording.filepath, recFilename);
} else {
try { obj.fs.mkdirSync(parent.recordpath); } catch (e) { }
recFullFilename = obj.path.join(parent.recordpath, recFilename);
}
var fd = obj.fs.openSync(recFullFilename, 'w');
if (fd != null) {
// Write the recording file header
var firstBlock = JSON.stringify({ magic: 'MeshCentralRelaySession', ver: 1, userid: user._id, username: user.name, ipaddr: req.clientIp, nodeid: node._id, intelamt: true, protocol: (req.query.p == 2) ? 101 : 100, time: new Date().toLocaleString() })
recordingEntry(fd, 1, 0, firstBlock, function () { });
ws.logfile = { fd: fd, lock: false };
if (req.query.p == 2) { ws.send(Buffer.from(String.fromCharCode(0xF0), 'binary')); } // Intel AMT Redirection: Indicate the session is being recorded
}
}
}
// If Intel AMT CIRA connection is available, use it
var ciraconn = parent.mpsserver.GetConnectionToNode(req.query.host, null, false);
if (ciraconn != null) {
parent.debug('web', 'Opening relay CIRA channel connection to ' + req.query.host + '.');
// TODO: If the CIRA connection is a relay or LMS connection, we can't detect the TLS state like this.
// Compute target port, look at the CIRA port mappings, if non-TLS is allowed, use that, if not use TLS
var port = 16993;
//if (node.intelamt.tls == 0) port = 16992; // DEBUG: Allow TLS flag to set TLS mode within CIRA
if (ciraconn.tag.boundPorts.indexOf(16992) >= 0) port = 16992; // RELEASE: Always use non-TLS mode if available within CIRA
if (req.query.p == 2) port += 2;
// Setup a new CIRA channel
if ((port == 16993) || (port == 16995)) {
// Perform TLS
var ser = new SerialTunnel();
var chnl = parent.mpsserver.SetupChannel(ciraconn, port);
// Let's chain up the TLSSocket <-> SerialTunnel <-> CIRA APF (chnl)
// Anything that needs to be forwarded by SerialTunnel will be encapsulated by chnl write
ser.forwardwrite = function (data) { if (data.length > 0) { chnl.write(data); } }; // TLS ---> CIRA
// When APF tunnel return something, update SerialTunnel buffer
chnl.onData = function (ciraconn, data) { if (data.length > 0) { try { ser.updateBuffer(data); } catch (ex) { console.log(ex); } } }; // CIRA ---> TLS
// Handle CIRA tunnel state change
chnl.onStateChange = function (ciraconn, state) {
parent.debug('webrelay', 'Relay TLS CIRA state change', state);
if (state == 0) { try { ws.close(); } catch (e) { } }
if (state == 2) {
// TLSSocket to encapsulate TLS communication, which then tunneled via SerialTunnel an then wrapped through CIRA APF
const tlsoptions = { socket: ser, ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE, rejectUnauthorized: false };
if (req.query.tls1only == 1) { tlsoptions.secureProtocol = 'TLSv1_method'; }
var tlsock = obj.tls.connect(tlsoptions, function () { parent.debug('webrelay', "CIRA Secure TLS Connection"); ws._socket.resume(); });
tlsock.chnl = chnl;
tlsock.setEncoding('binary');
tlsock.on('error', function (err) { parent.debug('webrelay', "CIRA TLS Connection Error", err); });
// Decrypted tunnel from TLS communication to be forwarded to websocket
tlsock.on('data', function (data) {
// AMT/TLS ---> WS
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); } // Run data thru interceptor
try { ws.send(data); } catch (ex) { }
});
// If TLS is on, forward it through TLSSocket
ws.forwardclient = tlsock;
ws.forwardclient.xtls = 1;
ws.forwardclient.onStateChange = function (ciraconn, state) {
parent.debug('webrelay', 'Relay CIRA state change', state);
if (state == 0) { try { ws.close(); } catch (e) { } }
};
ws.forwardclient.onData = function (ciraconn, data) {
// Run data thru interceptor
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); }
if (data.length > 0) {
if (ws.logfile == null) {
try { ws.send(data); } catch (e) { }
} else {
// Log to recording file
recordingEntry(ws.logfile.fd, 2, 0, data, function () { try { ws.send(data); } catch (ex) { console.log(ex); } }); // TODO: Add TLS support
}
}
};
// TODO: Flow control? (Dont' really need it with AMT, but would be nice)
ws.forwardclient.onSendOk = function (ciraconn) { };
}
};
} else {
// Without TLS
ws.forwardclient = parent.mpsserver.SetupChannel(ciraconn, port);
ws.forwardclient.xtls = 0;
ws._socket.resume();
ws.forwardclient.onStateChange = function (ciraconn, state) {
parent.debug('webrelay', 'Relay CIRA state change', state);
if (state == 0) { try { ws.close(); } catch (e) { } }
};
ws.forwardclient.onData = function (ciraconn, data) {
//parent.debug('webrelaydata', 'Relay CIRA data to WS', data.length);
// Run data thru interceptor
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); }
//console.log('AMT --> WS', Buffer.from(data, 'binary').toString('hex'));
if (data.length > 0) {
if (ws.logfile == null) {
try { ws.send(data); } catch (e) { }
} else {
// Log to recording file
recordingEntry(ws.logfile.fd, 2, 0, data, function () { try { ws.send(data); } catch (ex) { console.log(ex); } });
}
}
};
// TODO: Flow control? (Dont' really need it with AMT, but would be nice)
ws.forwardclient.onSendOk = function (ciraconn) { };
}
// When data is received from the web socket, forward the data into the associated CIRA channel.
// If the CIRA connection is pending, the CIRA channel has built-in buffering, so we are ok sending anyway.
ws.on('message', function (data) {
//parent.debug('webrelaydata', 'Relay WS data to CIRA', data.length);
if (typeof data == 'string') { data = Buffer.from(data, 'binary'); }
// WS ---> AMT/TLS
if (ws.interceptor) { data = ws.interceptor.processBrowserData(data); } // Run data thru interceptor
// Log to recording file
if (ws.logfile == null) {
// Forward data to the associated TCP connection.
try { ws.forwardclient.write(data); } catch (ex) { }
} else {
// Log to recording file
recordingEntry(ws.logfile.fd, 2, 2, data, function () { try { ws.forwardclient.write(data); } catch (ex) { } });
}
});
// If error, close the associated TCP connection.
ws.on('error', function (err) {
console.log('CIRA server websocket error from ' + req.clientIp + ', ' + err.toString().split('\r')[0] + '.');
parent.debug('webrelay', 'Websocket relay closed on error.');
// Websocket closed, close the CIRA channel and TLS session.
if (ws.forwardclient) {
if (ws.forwardclient.close) { ws.forwardclient.close(); } // NonTLS, close the CIRA channel
if (ws.forwardclient.end) { ws.forwardclient.end(); } // TLS, close the TLS session
if (ws.forwardclient.chnl) { ws.forwardclient.chnl.close(); } // TLS, close the CIRA channel
delete ws.forwardclient;
}
// Close the recording file
if (ws.logfile != null) { recordingEntry(ws.logfile.fd, 3, 0, 'MeshCentralMCREC', function (fd, ws) { obj.fs.close(fd); delete ws.logfile; }, ws); }
});
// If the web socket is closed, close the associated TCP connection.
ws.on('close', function (req) {
parent.debug('webrelay', 'Websocket relay closed.');
// Websocket closed, close the CIRA channel and TLS session.
if (ws.forwardclient) {
if (ws.forwardclient.close) { ws.forwardclient.close(); } // NonTLS, close the CIRA channel
if (ws.forwardclient.end) { ws.forwardclient.end(); } // TLS, close the TLS session
if (ws.forwardclient.chnl) { ws.forwardclient.chnl.close(); } // TLS, close the CIRA channel
delete ws.forwardclient;
}
// Close the recording file
if (ws.logfile != null) { recordingEntry(ws.logfile.fd, 3, 0, 'MeshCentralMCREC', function (fd, ws) { obj.fs.close(fd); delete ws.logfile; }, ws); }
});
// Note that here, req.query.p: 1 = WSMAN with server auth, 2 = REDIR with server auth, 3 = WSMAN without server auth, 4 = REDIR with server auth
// Fetch Intel AMT credentials & Setup interceptor
if (req.query.p == 1) {
parent.debug('webrelaydata', 'INTERCEPTOR1', { host: node.host, port: port, user: node.intelamt.user, pass: node.intelamt.pass });
ws.interceptor = obj.interceptor.CreateHttpInterceptor({ host: node.host, port: port, user: node.intelamt.user, pass: node.intelamt.pass });
ws.interceptor.blockAmtStorage = true;
} else if (req.query.p == 2) {
parent.debug('webrelaydata', 'INTERCEPTOR2', { user: node.intelamt.user, pass: node.intelamt.pass });
ws.interceptor = obj.interceptor.CreateRedirInterceptor({ user: node.intelamt.user, pass: node.intelamt.pass });
ws.interceptor.blockAmtStorage = true;
}
return;
}
// If Intel AMT direct connection is possible, option a direct socket
if ((conn & 4) != 0) { // We got a new web socket connection, initiate a TCP connection to the target Intel AMT host/port.
parent.debug('webrelay', 'Opening relay TCP socket connection to ' + req.query.host + '.');
// When data is received from the web socket, forward the data into the associated TCP connection.
ws.on('message', function (msg) {
//parent.debug('webrelaydata', 'TCP relay data to ' + node.host + ', ' + msg.length + ' bytes');
if (typeof msg == 'string') { msg = Buffer.from(msg, 'binary'); }
if (ws.interceptor) { msg = ws.interceptor.processBrowserData(msg); } // Run data thru interceptor
// Log to recording file
if (ws.logfile == null) {
// Forward data to the associated TCP connection.
try { ws.forwardclient.write(msg); } catch (ex) { }
} else {
// Log to recording file
recordingEntry(ws.logfile.fd, 2, 2, msg, function () { try { ws.forwardclient.write(msg); } catch (ex) { } });
}
});
// If error, close the associated TCP connection.
ws.on('error', function (err) {
console.log('Error with relay web socket connection from ' + req.clientIp + ', ' + err.toString().split('\r')[0] + '.');
parent.debug('webrelay', 'Error with relay web socket connection from ' + req.clientIp + '.');
if (ws.forwardclient) { try { ws.forwardclient.destroy(); } catch (e) { } }
// Close the recording file
if (ws.logfile != null) {
recordingEntry(ws.logfile.fd, 3, 0, 'MeshCentralMCREC', function (fd) {
obj.fs.close(fd);
ws.logfile = null;
});
}
});
// If the web socket is closed, close the associated TCP connection.
ws.on('close', function () {
parent.debug('webrelay', 'Closing relay web socket connection to ' + req.query.host + '.');
if (ws.forwardclient) { try { ws.forwardclient.destroy(); } catch (e) { } }
// Close the recording file
if (ws.logfile != null) {
recordingEntry(ws.logfile.fd, 3, 0, 'MeshCentralMCREC', function (fd) {
obj.fs.close(fd);
ws.logfile = null;
});
}
});
// Compute target port
var port = 16992;
if (node.intelamt.tls > 0) port = 16993; // This is a direct connection, use TLS when possible
if ((req.query.p == 2) || (req.query.p == 4)) port += 2;
if (node.intelamt.tls == 0) {
// If this is TCP (without TLS) set a normal TCP socket
ws.forwardclient = new obj.net.Socket();
ws.forwardclient.setEncoding('binary');
ws.forwardclient.xstate = 0;
ws.forwardclient.forwardwsocket = ws;
ws._socket.resume();
} else {
// If TLS is going to be used, setup a TLS socket
var tlsoptions = { ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION, rejectUnauthorized: false };
if (req.query.tls1only == 1) { tlsoptions.secureProtocol = 'TLSv1_method'; }
ws.forwardclient = obj.tls.connect(port, node.host, tlsoptions, function () {
// The TLS connection method is the same as TCP, but located a bit differently.
parent.debug('webrelay', 'TLS connected to ' + node.host + ':' + port + '.');
ws.forwardclient.xstate = 1;
ws._socket.resume();
});
ws.forwardclient.setEncoding('binary');
ws.forwardclient.xstate = 0;
ws.forwardclient.forwardwsocket = ws;
}
// When we receive data on the TCP connection, forward it back into the web socket connection.
ws.forwardclient.on('data', function (data) {
if (typeof data == 'string') { data = Buffer.from(data, 'binary'); }
if (obj.parent.debugLevel >= 1) { // DEBUG
parent.debug('webrelaydata', 'TCP relay data from ' + node.host + ', ' + data.length + ' bytes.');
//if (obj.parent.debugLevel >= 4) { Debug(4, ' ' + Buffer.from(data, 'binary').toString('hex')); }
}
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); } // Run data thru interceptor
if (ws.logfile == null) {
// No logging
try { ws.send(data); } catch (e) { }
} else {
// Log to recording file
recordingEntry(ws.logfile.fd, 2, 0, data, function () { try { ws.send(data); } catch (e) { } });
}
});
// If the TCP connection closes, disconnect the associated web socket.
ws.forwardclient.on('close', function () {
parent.debug('webrelay', 'TCP relay disconnected from ' + node.host + ':' + port + '.');
try { ws.close(); } catch (e) { }
});
// If the TCP connection causes an error, disconnect the associated web socket.
ws.forwardclient.on('error', function (err) {
parent.debug('webrelay', 'TCP relay error from ' + node.host + ':' + port + ': ' + err);
try { ws.close(); } catch (e) { }
});
// Fetch Intel AMT credentials & Setup interceptor
if (req.query.p == 1) { ws.interceptor = obj.interceptor.CreateHttpInterceptor({ host: node.host, port: port, user: node.intelamt.user, pass: node.intelamt.pass }); }
else if (req.query.p == 2) { ws.interceptor = obj.interceptor.CreateRedirInterceptor({ user: node.intelamt.user, pass: node.intelamt.pass }); }
if (node.intelamt.tls == 0) {
// A TCP connection to Intel AMT just connected, start forwarding.
ws.forwardclient.connect(port, node.host, function () {
parent.debug('webrelay', 'TCP relay connected to ' + node.host + ':' + port + '.');
ws.forwardclient.xstate = 1;
ws._socket.resume();
});
}
return;
}
});
}
// Setup agent to/from server file transfer handler
function handleAgentFileTransfer(ws, req) {
var domain = checkAgentIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'Got agent file transfer connection with bad domain or blocked IP address ' + req.clientIp + ', dropping.'); ws.close(); return; }
if (req.query.c == null) { parent.debug('web', 'Got agent file transfer connection without a cookie from ' + req.clientIp + ', dropping.'); ws.close(); return; }
var c = obj.parent.decodeCookie(req.query.c, obj.parent.loginCookieEncryptionKey, 10); // 10 minute timeout
if ((c == null) || (c.a != 'aft')) { parent.debug('web', 'Got agent file transfer connection with invalid cookie from ' + req.clientIp + ', dropping.'); ws.close(); return; }
ws.xcmd = c.b; ws.xarg = c.c, ws.xfilelen = 0;
ws.send('c'); // Indicate connection of the tunnel. In this case, we are the termination point.
ws.send('5'); // Indicate we want to perform file transfers (5 = Files).
if (ws.xcmd == 'coredump') {
// Check the agent core dump folder if not already present.
var coreDumpPath = obj.path.join(parent.datapath, '..', 'meshcentral-coredumps');
if (obj.fs.existsSync(coreDumpPath) == false) { try { obj.fs.mkdirSync(coreDumpPath); } catch (ex) { } }
ws.xfilepath = obj.path.join(parent.datapath, '..', 'meshcentral-coredumps', ws.xarg);
ws.xid = 'coredump';
ws.send(JSON.stringify({ action: 'download', sub: 'start', ask: 'coredump', id: 'coredump' })); // Ask for a core dump file
}
// When data is received from the web socket, echo it back
ws.on('message', function (data) {
if (typeof data == 'string') {
// Control message
var cmd = null;
try { cmd = JSON.parse(data); } catch (ex) { }
if ((cmd == null) || (cmd.action != 'download') || (cmd.sub == null)) return;
switch (cmd.sub) {
case 'start': {
// Perform an async file open
var callback = function onFileOpen(err, fd) {
onFileOpen.xws.xfile = fd;
try { onFileOpen.xws.send(JSON.stringify({ action: 'download', sub: 'startack', id: onFileOpen.xws.xid, ack: 1 })); } catch (ex) { } // Ask for a directory (test)
};
callback.xws = this;
obj.fs.open(this.xfilepath + '.part', 'w', callback);
break;
}
}
} else {
// Binary message
if (data.length < 4) return;
var flags = data.readInt32BE(0);
if ((data.length > 4)) {
// Write the file
this.xfilelen += (data.length - 4);
try {
var callback = function onFileDataWritten(err, bytesWritten, buffer) {
if (onFileDataWritten.xflags & 1) {
// End of file
parent.debug('web', "Completed downloads of agent dumpfile, " + onFileDataWritten.xws.xfilelen + " bytes.");
if (onFileDataWritten.xws.xfile) {
obj.fs.close(onFileDataWritten.xws.xfile, function (err) { });
obj.fs.rename(onFileDataWritten.xws.xfilepath + '.part', onFileDataWritten.xws.xfilepath, function (err) { });
onFileDataWritten.xws.xfile = null;
}
try { onFileDataWritten.xws.send(JSON.stringify({ action: 'markcoredump' })); } catch (ex) { } // Ask to delete the core dump file
try { onFileDataWritten.xws.close(); } catch (ex) { }
} else {
// Send ack
try { onFileDataWritten.xws.send(JSON.stringify({ action: 'download', sub: 'ack', id: onFileDataWritten.xws.xid })); } catch (ex) { } // Ask for a directory (test)
}
};
callback.xws = this;
callback.xflags = flags;
obj.fs.write(this.xfile, data, 4, data.length - 4, callback);
} catch (ex) { }
} else {
if (flags & 1) {
// End of file
parent.debug('web', "Completed downloads of agent dumpfile, " + this.xfilelen + " bytes.");
if (this.xfile) {
obj.fs.close(this.xfile, function (err) { });
obj.fs.rename(this.xfilepath + '.part', this.xfilepath, function (err) { });
this.xfile = null;
}
this.send(JSON.stringify({ action: 'markcoredump' })); // Ask to delete the core dump file
try { this.close(); } catch (ex) { }
} else {
// Send ack
this.send(JSON.stringify({ action: 'download', sub: 'ack', id: this.xid })); // Ask for a directory (test)
}
}
}
});
// If error, do nothing.
ws.on('error', function (err) { console.log('Agent file transfer server error from ' + req.clientIp + ', ' + err.toString().split('\r')[0] + '.'); });
// If closed, do nothing
ws.on('close', function (req) {
if (this.xfile) {
obj.fs.close(this.xfile, function (err) { });
obj.fs.unlink(this.xfilepath + '.part', function (err) { }); // Remove a partial file
}
});
}
// Handle the web socket echo request, just echo back the data sent
function handleEchoWebSocket(ws, req) {
const domain = checkUserIpAddress(ws, req);
if (domain == null) { return; }
ws._socket.setKeepAlive(true, 240000); // Set TCP keep alive
// When data is received from the web socket, echo it back
ws.on('message', function (data) {
if (data.toString('utf8') == 'close') {
try { ws.close(); } catch (e) { console.log(e); }
} else {
try { ws.send(data); } catch (e) { console.log(e); }
}
});
// If error, do nothing.
ws.on('error', function (err) { console.log('Echo server error from ' + req.clientIp + ', ' + err.toString().split('\r')[0] + '.'); });
// If closed, do nothing
ws.on('close', function (req) { });
}
// Handle the 2FA hold web socket
// Accept an hold a web socket connection until the 2FA response is received.
function handle2faHoldWebSocket(ws, req) {
const domain = checkUserIpAddress(ws, req);
if (domain == null) { return; }
if ((typeof domain.passwordrequirements == 'object') && (domain.passwordrequirements.push2factor == false)) { ws.close(); return; } // Push 2FA is disabled
if (typeof req.query.c !== 'string') { ws.close(); return; }
const cookie = parent.decodeCookie(req.query.c, null, 1);
if ((cookie == null) || (cookie.d != domain.id)) { ws.close(); return; }
var user = obj.users[cookie.u];
if ((user == null) || (typeof user.otpdev != 'string')) { ws.close(); return; }
ws._socket.setKeepAlive(true, 240000); // Set TCP keep alive
// 2FA event subscription
obj.parent.AddEventDispatch(['2fadev-' + cookie.s], ws);
ws.cookie = cookie;
ws.HandleEvent = function (source, event, ids, id) {
obj.parent.RemoveAllEventDispatch(this);
if ((event.approved === true) && (event.userid == this.cookie.u)) {
// Create a login cookie
const loginCookie = obj.parent.encodeCookie({ a: 'pushAuth', u: event.userid, d: event.domain }, obj.parent.loginCookieEncryptionKey);
try { ws.send(JSON.stringify({ approved: true, token: loginCookie })); } catch (ex) { }
} else {
// Reject the login
try { ws.send(JSON.stringify({ approved: false })); } catch (ex) { }
}
}
// We do not accept any data on this connection.
ws.on('message', function (data) { this.close(); });
// If error, do nothing.
ws.on('error', function (err) { });
// If closed, unsubscribe
ws.on('close', function (req) { obj.parent.RemoveAllEventDispatch(this); });
// Perform push notification to device
try {
const deviceCookie = parent.encodeCookie({ a: 'checkAuth', c: cookie.c, u: cookie.u, n: cookie.n, s: cookie.s });
var code = Buffer.from(cookie.c, 'base64').toString();
var payload = { notification: { title: (domain.title ? domain.title : 'MeshCentral'), body: "Authentication - " + code }, data: { url: '2fa://auth?code=' + cookie.c + '&c=' + deviceCookie } };
var options = { priority: 'High', timeToLive: 60 }; // TTL: 1 minute
parent.firebase.sendToDevice(user.otpdev, payload, options, function (id, err, errdesc) {
if (err == null) {
try { ws.send(JSON.stringify({ sent: true, code: code })); } catch (ex) { }
} else {
try { ws.send(JSON.stringify({ sent: false })); } catch (ex) { }
}
});
} catch (ex) { console.log(ex); }
}
// Get the total size of all files in a folder and all sub-folders. (TODO: try to make all async version)
function readTotalFileSize(path) {
var r = 0, dir;
try { dir = obj.fs.readdirSync(path); } catch (e) { return 0; }
for (var i in dir) {
var stat = obj.fs.statSync(path + '/' + dir[i]);
if ((stat.mode & 0x004000) == 0) { r += stat.size; } else { r += readTotalFileSize(path + '/' + dir[i]); }
}
return r;
}
// Delete a folder and all sub items. (TODO: try to make all async version)
function deleteFolderRec(path) {
if (obj.fs.existsSync(path) == false) return;
try {
obj.fs.readdirSync(path).forEach(function (file, index) {
var pathx = path + '/' + file;
if (obj.fs.lstatSync(pathx).isDirectory()) { deleteFolderRec(pathx); } else { obj.fs.unlinkSync(pathx); }
});
obj.fs.rmdirSync(path);
} catch (ex) { }
}
// Handle Intel AMT events
// To subscribe, add "http://server:port/amtevents.ashx" to Intel AMT subscriptions.
obj.handleAmtEventRequest = function (req, res) {
const domain = getDomain(req);
try {
if (req.headers.authorization) {
var authstr = req.headers.authorization;
if (authstr.substring(0, 7) == 'Digest ') {
var auth = obj.common.parseNameValueList(obj.common.quoteSplit(authstr.substring(7)));
if ((req.url === auth.uri) && (obj.httpAuthRealm === auth.realm) && (auth.opaque === obj.crypto.createHmac('SHA384', obj.httpAuthRandom).update(auth.nonce).digest('hex'))) {
// Read the data, we need to get the arg field
var eventData = '';
req.on('data', function (chunk) { eventData += chunk; });
req.on('end', function () {
// Completed event read, let get the argument that must contain the nodeid
var i = eventData.indexOf('');
if (i > 0) {
var nodeid = eventData.substring(i + 30, i + 30 + 64);
if (nodeid.length == 64) {
var nodekey = 'node/' + domain.id + '/' + nodeid;
// See if this node exists in the database
obj.db.Get(nodekey, function (err, nodes) {
if (nodes.length == 1) {
// Yes, the node exists, compute Intel AMT digest password
var node = nodes[0];
var amtpass = obj.crypto.createHash('sha384').update(auth.username.toLowerCase() + ':' + nodeid + ":" + obj.parent.dbconfig.amtWsEventSecret).digest('base64').substring(0, 12).split('/').join('x').split('\\').join('x');
// Check the MD5 hash
if (auth.response === obj.common.ComputeDigesthash(auth.username, amtpass, auth.realm, 'POST', auth.uri, auth.qop, auth.nonce, auth.nc, auth.cnonce)) {
// This is an authenticated Intel AMT event, update the host address
var amthost = req.clientIp;
if (amthost.substring(0, 7) === '::ffff:') { amthost = amthost.substring(7); }
if (node.host != amthost) {
// Get the mesh for this device
var mesh = obj.meshes[node.meshid];
if (mesh) {
// Update the database
var oldname = node.host;
node.host = amthost;
obj.db.Set(obj.cleanDevice(node));
// Event the node change
var event = { etype: 'node', action: 'changenode', nodeid: node._id, domain: domain.id, msg: 'Intel(R) AMT host change ' + node.name + ' from group ' + mesh.name + ': ' + oldname + ' to ' + amthost };
// Remove the Intel AMT password before eventing this.
event.node = node;
if (event.node.intelamt && event.node.intelamt.pass) {
event.node = Object.assign({}, event.node); // Shallow clone
event.node.intelamt = Object.assign({}, event.node.intelamt); // Shallow clone
delete event.node.intelamt.pass;
}
if (obj.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the node. Another event will come.
obj.parent.DispatchEvent(['*', node.meshid], obj, event);
}
}
if (parent.amtEventHandler) { parent.amtEventHandler.handleAmtEvent(eventData, nodeid, amthost); }
//res.send('OK');
return;
}
}
});
}
}
});
}
}
}
} catch (e) { console.log(e); }
// Send authentication response
obj.crypto.randomBytes(48, function (err, buf) {
var nonce = buf.toString('hex'), opaque = obj.crypto.createHmac('SHA384', obj.httpAuthRandom).update(nonce).digest('hex');
res.set({ 'WWW-Authenticate': 'Digest realm="' + obj.httpAuthRealm + '", qop="auth,auth-int", nonce="' + nonce + '", opaque="' + opaque + '"' });
res.sendStatus(401);
});
};
// Handle a server backup request
function handleBackupRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
if ((domain.myserver === false) || ((domain.myserver != null) && (domain.myserver.backup !== true))) { res.sendStatus(401); return; }
var user = obj.users[req.session.userid];
if ((user == null) || ((user.siteadmin & 1) == 0)) { res.sendStatus(401); return; } // Check if we have server backup rights
// Require modules
const archive = require('archiver')('zip', { level: 9 }); // Sets the compression method to maximum.
// Good practice to catch this error explicitly
archive.on('error', function (err) { throw err; });
// Set the archive name
res.attachment((domain.title ? domain.title : 'MeshCentral') + '-Backup-' + new Date().toLocaleDateString().replace('/', '-').replace('/', '-') + '.zip');
// Pipe archive data to the file
archive.pipe(res);
// Append files from a glob pattern
archive.directory(obj.parent.datapath, false);
// Finalize the archive (ie we are done appending files but streams have to finish yet)
archive.finalize();
}
// Handle a server restore request
function handleRestoreRequest(req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((domain.myserver === false) || ((domain.myserver != null) && (domain.myserver.restore !== true))) { res.sendStatus(401); return; }
var authUserid = null;
if ((req.session != null) && (typeof req.session.userid == 'string')) { authUserid = req.session.userid; }
const multiparty = require('multiparty');
const form = new multiparty.Form();
form.parse(req, function (err, fields, files) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && !checkCookieIp(loginCookie.ip, req.clientIp)) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
// Get the user
const user = obj.users[req.session.userid];
if ((user == null) || ((user.siteadmin & 4) == 0)) { res.sendStatus(401); return; } // Check if we have server restore rights
res.set('Content-Type', 'text/html');
res.end('Server must be restarted, click here to login.');
parent.Stop(files.datafile[0].path);
});
}
// Handle a request to download a mesh agent
obj.handleMeshAgentRequest = function (req, res) {
var domain = getDomain(req, res);
if (domain == null) { parent.debug('web', 'handleRootRequest: invalid domain.'); try { res.sendStatus(404); } catch (ex) { } return; }
// If required, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true)) && (req.session.userid == null)) { res.sendStatus(401); return; }
if ((req.query.meshinstall != null) && (req.query.id != null)) {
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { try { res.sendStatus(404); } catch (ex) { } return; } // Check 3FA URL key
// Send meshagent with included self installer for a specific platform back
// Start by getting the .msh for this request
var meshsettings = getMshFromRequest(req, res, domain);
if (meshsettings == null) { try { res.sendStatus(401); } catch (ex) { } return; }
// Get the interactive install script, this only works for non-Windows agents
var agentid = parseInt(req.query.meshinstall);
var argentInfo = obj.parent.meshAgentBinaries[agentid];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[agentid]) { argentInfo = domain.meshAgentBinaries[agentid]; }
var scriptInfo = obj.parent.meshAgentInstallScripts[6];
if ((argentInfo == null) || (scriptInfo == null) || (argentInfo.platform == 'win32')) { try { res.sendStatus(404); } catch (ex) { } return; }
// Change the .msh file into JSON format and merge it into the install script
var tokens, msh = {}, meshsettingslines = meshsettings.split('\r').join('').split('\n');
for (var i in meshsettingslines) { tokens = meshsettingslines[i].split('='); if (tokens.length == 2) { msh[tokens[0]] = tokens[1]; } }
var js = scriptInfo.data.replace('var msh = {};', 'var msh = ' + JSON.stringify(msh) + ';');
// Get the agent filename
var meshagentFilename = 'meshagent';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.filename == 'string')) { meshagentFilename = domain.agentcustomization.filename; }
setContentDispositionHeader(res, 'application/octet-stream', meshagentFilename, null, 'meshagent');
if (argentInfo.mtime != null) { res.setHeader('Last-Modified', argentInfo.mtime.toUTCString()); }
res.statusCode = 200;
obj.parent.exeHandler.streamExeWithJavaScript({ platform: argentInfo.platform, sourceFileName: argentInfo.path, destinationStream: res, js: Buffer.from(js, 'utf8'), peinfo: argentInfo.pe });
} else if (req.query.id != null) {
// Send a specific mesh agent back
var argentInfo = obj.parent.meshAgentBinaries[req.query.id];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[req.query.id]) { argentInfo = domain.meshAgentBinaries[req.query.id]; }
if (argentInfo == null) { try { res.sendStatus(404); } catch (ex) { } return; }
// Download PDB debug files, only allowed for administrator or accounts with agent dump access
if (req.query.pdb == 1) {
if ((req.session == null) || (req.session.userid == null)) { try { res.sendStatus(404); } catch (ex) { } return; }
var user = obj.users[req.session.userid];
if (user == null) { try { res.sendStatus(404); } catch (ex) { } return; }
if ((user != null) && ((user.siteadmin == 0xFFFFFFFF) || ((Array.isArray(obj.parent.config.settings.agentcoredumpusers)) && (obj.parent.config.settings.agentcoredumpusers.indexOf(user._id) >= 0)))) {
if (argentInfo.id == 3) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshService.pdb', null, 'MeshService.pdb');
if (argentInfo.mtime != null) { res.setHeader('Last-Modified', argentInfo.mtime.toUTCString()); }
try { res.sendFile(argentInfo.path.split('MeshService-signed.exe').join('MeshService.pdb')); } catch (ex) { }
return;
}
if (argentInfo.id == 4) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshService64.pdb', null, 'MeshService64.pdb');
if (argentInfo.mtime != null) { res.setHeader('Last-Modified', argentInfo.mtime.toUTCString()); }
try { res.sendFile(argentInfo.path.split('MeshService64-signed.exe').join('MeshService64.pdb')); } catch (ex) { }
return;
}
}
try { res.sendStatus(404); } catch (ex) { }
return;
}
if ((req.query.meshid == null) || (argentInfo.platform != 'win32')) {
// Get the agent filename
var meshagentFilename = argentInfo.rname;
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.filename == 'string')) { meshagentFilename = domain.agentcustomization.filename; }
if (argentInfo.rname.endsWith('.apk') && !meshagentFilename.endsWith('.apk')) { meshagentFilename = meshagentFilename + '.apk'; }
if (argentInfo.mtime != null) { res.setHeader('Last-Modified', argentInfo.mtime.toUTCString()); }
if (req.query.zip == 1) { if (argentInfo.zdata != null) { setContentDispositionHeader(res, 'application/octet-stream', meshagentFilename + '.zip', null, 'meshagent.zip'); res.send(argentInfo.zdata); } else { try { res.sendStatus(404); } catch (ex) { } } return; } // Send compressed agent
setContentDispositionHeader(res, 'application/octet-stream', meshagentFilename, null, 'meshagent');
if (argentInfo.data == null) { res.sendFile(argentInfo.path); } else { res.send(argentInfo.data); }
return;
} else {
// Check if the meshid is a time limited, encrypted cookie
var meshcookie = obj.parent.decodeCookie(req.query.meshid, obj.parent.invitationLinkEncryptionKey);
if ((meshcookie != null) && (meshcookie.m != null)) { req.query.meshid = meshcookie.m; }
// We are going to embed the .msh file into the Windows executable (signed or not).
// First, fetch the mesh object to build the .msh file
var mesh = obj.meshes['mesh/' + domain.id + '/' + req.query.meshid];
if (mesh == null) { try { res.sendStatus(401); } catch (ex) { } return; }
// If required, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true))) {
if ((domain.id != mesh.domain) || ((obj.GetMeshRights(req.session.userid, mesh) & 1) == 0)) { try { res.sendStatus(401); } catch (ex) { } return; }
}
var meshidhex = Buffer.from(req.query.meshid.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
var serveridhex = Buffer.from(obj.agentCertificateHashBase64.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port if specified
if (obj.args.agentport != null) { httpsPort = obj.args.agentport; } // If an agent only port is enabled, use that.
if (obj.args.agentaliasport != null) { httpsPort = obj.args.agentaliasport; } // If an agent alias port is specified, use that.
// Prepare a mesh agent file name using the device group name.
var meshfilename = mesh.name
meshfilename = meshfilename.split('\\').join('').split('/').join('').split(':').join('').split('*').join('').split('?').join('').split('"').join('').split('<').join('').split('>').join('').split('|').join('').split(' ').join('').split('\'').join('');
if (argentInfo.rname.endsWith('.exe')) { meshfilename = argentInfo.rname.substring(0, argentInfo.rname.length - 4) + '-' + meshfilename + '.exe'; } else { meshfilename = argentInfo.rname + '-' + meshfilename; }
// Customize the mesh agent file name
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.filename == 'string')) {
meshfilename = meshfilename.split('meshagent').join(domain.agentcustomization.filename).split('MeshAgent').join(domain.agentcustomization.filename);
}
// Get the agent connection server name
var serverName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { serverName = obj.args.agentaliasdns; }
// Build the agent connection URL. If we are using a sub-domain or one with a DNS, we need to craft the URL correctly.
var xdomain = (domain.dns == null) ? domain.id : '';
if (xdomain != '') xdomain += '/';
var meshsettings = '';
if (req.query.ac != '4') { // If MeshCentral Assistant Monitor Mode, DONT INCLUDE SERVER DETAILS!
meshsettings += '\r\nMeshName=' + mesh.name + '\r\nMeshType=' + mesh.mtype + '\r\nMeshID=0x' + meshidhex + '\r\nServerID=' + serveridhex + '\r\n';
if (obj.args.lanonly != true) { meshsettings += 'MeshServer=wss://' + serverName + ':' + httpsPort + '/' + xdomain + 'agent.ashx\r\n'; } else {
meshsettings += 'MeshServer=local\r\n';
if ((obj.args.localdiscovery != null) && (typeof obj.args.localdiscovery.key == 'string') && (obj.args.localdiscovery.key.length > 0)) { meshsettings += 'DiscoveryKey=' + obj.args.localdiscovery.key + '\r\n'; }
}
if ((req.query.tag != null) && (typeof req.query.tag == 'string') && (obj.common.isAlphaNumeric(req.query.tag) == true)) { meshsettings += 'Tag=' + req.query.tag + '\r\n'; }
if ((req.query.installflags != null) && (req.query.installflags != 0) && (parseInt(req.query.installflags) == req.query.installflags)) { meshsettings += 'InstallFlags=' + parseInt(req.query.installflags) + '\r\n'; }
}
if (req.query.id == '10006') { // Assistant settings and customizations
if ((req.query.ac != null)) { meshsettings += 'AutoConnect=' + req.query.ac + '\r\n'; } // Set MeshCentral Assistant flags if needed. 0x01 = Always Connected, 0x02 = Not System Tray
if (obj.args.assistantconfig) { for (var i in obj.args.assistantconfig) { meshsettings += obj.args.assistantconfig[i] + '\r\n'; } }
if (domain.assistantconfig) { for (var i in domain.assistantconfig) { meshsettings += domain.assistantconfig[i] + '\r\n'; } }
if ((domain.assistantnoproxy === true) || (obj.args.lanonly == true)) { meshsettings += 'ignoreProxyFile=1\r\n'; }
if ((domain.assistantcustomization != null) && (typeof domain.assistantcustomization == 'object')) {
if (typeof domain.assistantcustomization.title == 'string') { meshsettings += 'Title=' + domain.assistantcustomization.title + '\r\n'; }
if (typeof domain.assistantcustomization.image == 'string') {
try { meshsettings += 'Image=' + Buffer.from(obj.fs.readFileSync(parent.getConfigFilePath(domain.assistantcustomization.image)), 'binary').toString('base64') + '\r\n'; } catch (ex) { console.log(ex); }
}
if (req.query.ac != '4') {
// Send with custom filename followed by device group name
if (typeof domain.assistantcustomization.filename == 'string') { meshfilename = meshfilename.split('MeshCentralAssistant').join(domain.assistantcustomization.filename); }
} else {
// Send with custom filename, no device group name
if (typeof domain.assistantcustomization.filename == 'string') { meshfilename = domain.assistantcustomization.filename + '.exe'; } else { meshfilename = 'MeshCentralAssistant.exe'; }
}
}
} else { // Add agent customization, not for Assistant
if (obj.args.agentconfig) { for (var i in obj.args.agentconfig) { meshsettings += obj.args.agentconfig[i] + '\r\n'; } }
if (domain.agentconfig) { for (var i in domain.agentconfig) { meshsettings += domain.agentconfig[i] + '\r\n'; } }
if ((domain.agentnoproxy === true) || (obj.args.lanonly == true)) { meshsettings += 'ignoreProxyFile=1\r\n'; }
if (domain.agentcustomization != null) {
if (domain.agentcustomization.displayname != null) { meshsettings += 'displayName=' + domain.agentcustomization.displayname + '\r\n'; }
if (domain.agentcustomization.description != null) { meshsettings += 'description=' + domain.agentcustomization.description + '\r\n'; }
if (domain.agentcustomization.companyname != null) { meshsettings += 'companyName=' + domain.agentcustomization.companyname + '\r\n'; }
if (domain.agentcustomization.servicename != null) { meshsettings += 'meshServiceName=' + domain.agentcustomization.servicename + '\r\n'; }
if (domain.agentcustomization.filename != null) { meshsettings += 'fileName=' + domain.agentcustomization.filename + '\r\n'; }
if (domain.agentcustomization.image != null) { meshsettings += 'image=' + domain.agentcustomization.image + '\r\n'; }
if (domain.agentcustomization.foregroundcolor != null) { meshsettings += checkAgentColorString('foreground=', domain.agentcustomization.foregroundcolor); }
if (domain.agentcustomization.backgroundcolor != null) { meshsettings += checkAgentColorString('background=', domain.agentcustomization.backgroundcolor); }
}
if (domain.agentTranslations != null) { meshsettings += 'translation=' + domain.agentTranslations + '\r\n'; } // Translation strings, not for MeshCentral Assistant
}
setContentDispositionHeader(res, 'application/octet-stream', meshfilename, null, argentInfo.rname);
if (argentInfo.mtime != null) { res.setHeader('Last-Modified', argentInfo.mtime.toUTCString()); }
if (domain.meshAgentBinaries && domain.meshAgentBinaries[req.query.id]) {
obj.parent.exeHandler.streamExeWithMeshPolicy({ platform: 'win32', sourceFileName: domain.meshAgentBinaries[req.query.id].path, destinationStream: res, msh: meshsettings, peinfo: domain.meshAgentBinaries[req.query.id].pe });
} else {
obj.parent.exeHandler.streamExeWithMeshPolicy({ platform: 'win32', sourceFileName: obj.parent.meshAgentBinaries[req.query.id].path, destinationStream: res, msh: meshsettings, peinfo: obj.parent.meshAgentBinaries[req.query.id].pe });
}
return;
}
} else if (req.query.script != null) {
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { try { res.sendStatus(404); } catch (ex) { } return; } // Check 3FA URL key
// Send a specific mesh install script back
var scriptInfo = obj.parent.meshAgentInstallScripts[req.query.script];
if (scriptInfo == null) { try { res.sendStatus(404); } catch (ex) { } return; }
setContentDispositionHeader(res, 'application/octet-stream', scriptInfo.rname, null, 'script');
var data = scriptInfo.data;
var cmdoptions = { wgetoptionshttp: '', wgetoptionshttps: '', curloptionshttp: '-L ', curloptionshttps: '-L ' }
if (obj.isTrustedCert(domain) != true) {
cmdoptions.wgetoptionshttps += '--no-check-certificate ';
cmdoptions.curloptionshttps += '-k ';
}
if (domain.agentnoproxy === true) {
cmdoptions.wgetoptionshttp += '--no-proxy ';
cmdoptions.wgetoptionshttps += '--no-proxy ';
cmdoptions.curloptionshttp += '--noproxy \'*\' ';
cmdoptions.curloptionshttps += '--noproxy \'*\' ';
}
for (var i in cmdoptions) { data = data.split('{{{' + i + '}}}').join(cmdoptions[i]); }
res.send(data);
return;
} else if (req.query.meshcmd != null) {
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { try { res.sendStatus(404); } catch (ex) { } return; } // Check 3FA URL key
// Send meshcmd for a specific platform back
var agentid = parseInt(req.query.meshcmd);
// If the agentid is 3 or 4, check if we have a signed MeshCmd.exe
if ((agentid == 3) && (obj.parent.meshAgentBinaries[11000] != null)) { // Signed Windows MeshCmd.exe x86-32
var stats = null, meshCmdPath = obj.parent.meshAgentBinaries[11000].path;
try { stats = obj.fs.statSync(meshCmdPath); } catch (e) { }
if ((stats != null)) {
setContentDispositionHeader(res, 'application/octet-stream', 'meshcmd.exe', null, 'meshcmd');
res.sendFile(meshCmdPath); return;
}
} else if ((agentid == 4) && (obj.parent.meshAgentBinaries[11001] != null)) { // Signed Windows MeshCmd64.exe x86-64
var stats = null, meshCmd64Path = obj.parent.meshAgentBinaries[11001].path;
try { stats = obj.fs.statSync(meshCmd64Path); } catch (e) { }
if ((stats != null)) {
setContentDispositionHeader(res, 'application/octet-stream', 'meshcmd.exe', null, 'meshcmd');
res.sendFile(meshCmd64Path); return;
}
} else if ((agentid == 43) && (obj.parent.meshAgentBinaries[11002] != null)) { // Signed Windows MeshCmd64.exe ARM-64
var stats = null, meshCmdAMR64Path = obj.parent.meshAgentBinaries[11002].path;
try { stats = obj.fs.statSync(meshCmdAMR64Path); } catch (e) { }
if ((stats != null)) {
setContentDispositionHeader(res, 'application/octet-stream', 'meshcmd-arm64.exe', null, 'meshcmd');
res.sendFile(meshCmdAMR64Path); return;
}
}
// No signed agents, we are going to merge a new MeshCmd.
if (((agentid == 3) || (agentid == 4)) && (obj.parent.meshAgentBinaries[agentid + 10000] != null)) { agentid += 10000; } // Avoid merging javascript to a signed mesh agent.
var argentInfo = obj.parent.meshAgentBinaries[agentid];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[agentid]) { argentInfo = domain.meshAgentBinaries[agentid]; }
if ((argentInfo == null) || (obj.parent.defaultMeshCmd == null)) { try { res.sendStatus(404); } catch (ex) { } return; }
setContentDispositionHeader(res, 'application/octet-stream', 'meshcmd' + ((req.query.meshcmd <= 4) ? '.exe' : ''), null, 'meshcmd');
res.statusCode = 200;
if (argentInfo.signedMeshCmdPath != null) {
// If we have a pre-signed MeshCmd, send that.
res.sendFile(argentInfo.signedMeshCmdPath);
} else {
// Merge JavaScript to a unsigned agent and send that.
obj.parent.exeHandler.streamExeWithJavaScript({ platform: argentInfo.platform, sourceFileName: argentInfo.path, destinationStream: res, js: Buffer.from(obj.parent.defaultMeshCmd, 'utf8'), peinfo: argentInfo.pe });
}
return;
} else if (req.query.meshaction != null) {
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { try { res.sendStatus(404); } catch (ex) { } return; } // Check 3FA URL key
var user = obj.users[req.session.userid];
if (user == null) {
// Check if we have an authentication cookie
var c = obj.parent.decodeCookie(req.query.auth, obj.parent.loginCookieEncryptionKey);
if (c == null) { try { res.sendStatus(404); } catch (ex) { } return; }
// Download tools using a cookie
if (c.download == req.query.meshaction) {
if (req.query.meshaction == 'winrouter') {
var p = null;
if (obj.meshToolsBinaries['MeshCentralRouter']) { p = obj.meshToolsBinaries['MeshCentralRouter'].path; }
if ((p == null) || (!obj.fs.existsSync(p))) { p = obj.path.join(__dirname, 'agents', 'MeshCentralRouter.exe'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralRouter.exe', null, 'MeshCentralRouter.exe');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
} else if (req.query.meshaction == 'winassistant') {
var p = null;
if (obj.meshToolsBinaries['MeshCentralAssistant']) { p = obj.meshToolsBinaries['MeshCentralAssistant'].path; }
if ((p == null) || (!obj.fs.existsSync(p))) { p = obj.path.join(__dirname, 'agents', 'MeshCentralAssistant.exe'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralAssistant.exe', null, 'MeshCentralAssistant.exe');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
} else if (req.query.meshaction == 'macrouter') {
var p = null;
if (obj.meshToolsBinaries['MeshCentralRouterMacOS']) { p = obj.meshToolsBinaries['MeshCentralRouterMacOS'].path; }
if ((p == null) || (!obj.fs.existsSync(p))) { p = obj.path.join(__dirname, 'agents', 'MeshCentralRouter.dmg'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralRouter.dmg', null, 'MeshCentralRouter.dmg');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
}
return;
}
// Check if the cookie authenticates a user
if (c.userid == null) { try { res.sendStatus(404); } catch (ex) { } return; }
user = obj.users[c.userid];
if (user == null) { try { res.sendStatus(404); } catch (ex) { } return; }
}
if ((req.query.meshaction == 'route') && (req.query.nodeid != null)) {
var nodeIdSplit = req.query.nodeid.split('/');
if ((nodeIdSplit[0] != 'node') || (nodeIdSplit[1] != domain.id)) { try { res.sendStatus(401); } catch (ex) { } return; }
obj.db.Get(req.query.nodeid, function (err, nodes) {
if ((err != null) || (nodes.length != 1)) { try { res.sendStatus(401); } catch (ex) { } return; }
var node = nodes[0];
// Create the meshaction.txt file for meshcmd.exe
var meshaction = {
action: req.query.meshaction,
localPort: 1234,
remoteName: node.name,
remoteNodeId: node._id,
remoteTarget: null,
remotePort: 3389,
username: '',
password: '',
serverId: obj.agentCertificateHashHex.toUpperCase(), // SHA384 of server HTTPS public key
serverHttpsHash: Buffer.from(obj.webCertificateHashs[domain.id], 'binary').toString('hex').toUpperCase(), // SHA384 of server HTTPS certificate
debugLevel: 0
};
if (user != null) { meshaction.username = user.name; }
if (req.query.key != null) { meshaction.loginKey = req.query.key; }
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.lanonly != true) { meshaction.serverUrl = 'wss://' + obj.getWebServerName(domain, req) + ':' + httpsPort + '/' + ((domain.id == '') ? '' : ('/' + domain.id)) + 'meshrelay.ashx'; }
setContentDispositionHeader(res, 'application/octet-stream', 'meshaction.txt', null, 'meshaction.txt');
res.send(JSON.stringify(meshaction, null, ' '));
return;
});
} else if (req.query.meshaction == 'generic') {
var meshaction = {
username: user.name,
password: '',
serverId: obj.agentCertificateHashHex.toUpperCase(), // SHA384 of server HTTPS public key
serverHttpsHash: Buffer.from(obj.webCertificateHashs[domain.id], 'binary').toString('hex').toUpperCase(), // SHA384 of server HTTPS certificate
debugLevel: 0
};
if (user != null) { meshaction.username = user.name; }
if (req.query.key != null) { meshaction.loginKey = req.query.key; }
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.lanonly != true) { meshaction.serverUrl = 'wss://' + obj.getWebServerName(domain, req) + ':' + httpsPort + '/' + ((domain.id == '') ? '' : ('/' + domain.id)) + 'meshrelay.ashx'; }
setContentDispositionHeader(res, 'application/octet-stream', 'meshaction.txt', null, 'meshaction.txt');
res.send(JSON.stringify(meshaction, null, ' '));
return;
} else if (req.query.meshaction == 'winrouter') {
var p = null;
if (parent.meshToolsBinaries['MeshCentralRouter']) { p = parent.meshToolsBinaries['MeshCentralRouter'].path; }
if ((p == null) || !obj.fs.existsSync(p)) { p = obj.path.join(__dirname, 'agents', 'MeshCentralRouter.exe'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralRouter.exe', null, 'MeshCentralRouter.exe');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
} else if (req.query.meshaction == 'winassistant') {
var p = null;
if (parent.meshToolsBinaries['MeshCentralAssistant']) { p = parent.meshToolsBinaries['MeshCentralAssistant'].path; }
if ((p == null) || !obj.fs.existsSync(p)) { p = obj.path.join(__dirname, 'agents', 'MeshCentralAssistant.exe'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralAssistant.exe', null, 'MeshCentralAssistant.exe');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
} else if (req.query.meshaction == 'macrouter') {
var p = null;
if (parent.meshToolsBinaries['MeshCentralRouterMacOS']) { p = parent.meshToolsBinaries['MeshCentralRouterMacOS'].path; }
if ((p == null) || !obj.fs.existsSync(p)) { p = obj.path.join(__dirname, 'agents', 'MeshCentralRouter.dmg'); }
if (obj.fs.existsSync(p)) {
setContentDispositionHeader(res, 'application/octet-stream', 'MeshCentralRouter.dmg', null, 'MeshCentralRouter.dmg');
try { res.sendFile(p); } catch (ex) { }
} else { try { res.sendStatus(404); } catch (ex) { } }
return;
} else {
try { res.sendStatus(401); } catch (ex) { }
return;
}
} else {
domain = checkUserIpAddress(req, res); // Recheck the domain to apply user IP filtering.
if (domain == null) return;
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { try { res.sendStatus(404); } catch (ex) { } return; } // Check 3FA URL key
if ((req.session == null) || (req.session.userid == null)) { try { res.sendStatus(404); } catch (ex) { } return; }
var user = null, coreDumpsAllowed = false;
if (typeof req.session.userid == 'string') { user = obj.users[req.session.userid]; }
if (user == null) { try { res.sendStatus(404); } catch (ex) { } return; }
// Check if this user has access to agent core dumps
if ((obj.parent.config.settings.agentcoredump === true) && ((user.siteadmin == 0xFFFFFFFF) || ((Array.isArray(obj.parent.config.settings.agentcoredumpusers)) && (obj.parent.config.settings.agentcoredumpusers.indexOf(user._id) >= 0)))) {
coreDumpsAllowed = true;
if ((req.query.dldump != null) && obj.common.IsFilenameValid(req.query.dldump)) {
// Download a dump file
var dumpFile = obj.path.join(parent.datapath, '..', 'meshcentral-coredumps', req.query.dldump);
if (obj.fs.existsSync(dumpFile)) {
setContentDispositionHeader(res, 'application/octet-stream', req.query.dldump, null, 'file.bin');
res.sendFile(dumpFile); return;
} else {
try { res.sendStatus(404); } catch (ex) { } return;
}
}
if ((req.query.deldump != null) && obj.common.IsFilenameValid(req.query.deldump)) {
// Delete a dump file
try { obj.fs.unlinkSync(obj.path.join(parent.datapath, '..', 'meshcentral-coredumps', req.query.deldump)); } catch (ex) { console.log(ex); }
}
if ((req.query.dumps != null) || (req.query.deldump != null)) {
// Send list of agent core dumps
var response = 'Mesh Agents Core Dumps';
response += 'ID | Upload Date | Description | Current | Dump | Size | Agent | Agent SHA384 | NodeID | |
';
var coreDumpPath = obj.path.join(parent.datapath, '..', 'meshcentral-coredumps');
if (obj.fs.existsSync(coreDumpPath)) {
var files = obj.fs.readdirSync(coreDumpPath);
var coredumps = [];
for (var i in files) {
var file = files[i];
if (file.endsWith('.dmp')) {
var fileSplit = file.substring(0, file.length - 4).split('-');
if (fileSplit.length == 3) {
var agentid = parseInt(fileSplit[0]);
if ((isNaN(agentid) == false) && (obj.parent.meshAgentBinaries[agentid] != null)) {
var agentinfo = obj.parent.meshAgentBinaries[agentid];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[agentid]) { argentInfo = domain.meshAgentBinaries[agentid]; }
var filestats = obj.fs.statSync(obj.path.join(parent.datapath, '..', 'meshcentral-coredumps', file));
coredumps.push({
fileSplit: fileSplit,
agentinfo: agentinfo,
filestats: filestats,
currentAgent: agentinfo.hashhex.startsWith(fileSplit[1].toLowerCase()),
downloadUrl: req.originalUrl.split('?')[0] + '?dldump=' + file + (req.query.key ? ('&key=' + req.query.key) : ''),
deleteUrl: req.originalUrl.split('?')[0] + '?deldump=' + file + (req.query.key ? ('&key=' + req.query.key) : ''),
agentUrl: req.originalUrl.split('?')[0] + '?id=' + agentinfo.id + (req.query.key ? ('&key=' + req.query.key) : ''),
time: new Date(filestats.ctime)
});
}
}
}
}
coredumps.sort(function (a, b) { if (a.time > b.time) return -1; if (a.time < b.time) return 1; return 0; });
for (var i in coredumps) {
var d = coredumps[i];
response += '' + d.agentinfo.id + ' | ' + d.time.toDateString().split(' ').join(' ') + ' | ' + d.agentinfo.desc.split(' ').join(' ') + ' | ';
response += '' + d.currentAgent + ' | Download | ' + d.filestats.size + ' | ';
if (d.currentAgent) { response += 'Download | '; } else { response += ' | '; }
response += '' + d.fileSplit[1].toLowerCase() + ' | ' + d.fileSplit[2] + ' | Delete |
';
}
}
response += '
Mesh Agents';
res.send(response);
return;
}
}
if (req.query.cores != null) {
// Send list of agent cores
var response = 'Mesh Agents CoresMesh Agents';
res.send(response);
return;
}
if (req.query.dlcore != null) {
// Download mesh core
var bin = parent.defaultMeshCores[req.query.dlcore];
if ((bin == null) || (bin.length < 5)) { try { res.sendStatus(404); } catch (ex) { } return; }
setContentDispositionHeader(res, 'application/octet-stream', req.query.dlcore + '.js', null, 'meshcore.js');
res.send(bin.slice(4));
return;
}
if (req.query.dlccore != null) {
// Download compressed mesh core
var bin = parent.defaultMeshCoresDeflate[req.query.dlccore];
if (bin == null) { try { res.sendStatus(404); } catch (ex) { } return; }
setContentDispositionHeader(res, 'application/octet-stream', req.query.dlccore + '.js.deflate', null, 'meshcore.js.deflate');
res.send(bin);
return;
}
// Send a list of available mesh agents
var response = 'Mesh Agents';
response += 'ID | Description | Link | Size | SHA384 | MeshCmd |
';
var originalUrl = req.originalUrl.split('?')[0];
for (var agentid in obj.parent.meshAgentBinaries) {
if ((agentid >= 10000) && (agentid != 10005)) continue;
var agentinfo = obj.parent.meshAgentBinaries[agentid];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[agentid]) { argentInfo = domain.meshAgentBinaries[agentid]; }
response += '' + agentinfo.id + ' | ' + agentinfo.desc.split(' ').join(' ') + ' | ';
response += '' + agentinfo.rname + '';
if ((user.siteadmin == 0xFFFFFFFF) || ((Array.isArray(obj.parent.config.settings.agentcoredumpusers)) && (obj.parent.config.settings.agentcoredumpusers.indexOf(user._id) >= 0))) {
if ((agentid == 3) || (agentid == 4)) { response += ', PDB'; }
}
if (agentinfo.zdata != null) { response += ', ZIP'; }
response += ' | ';
response += '' + agentinfo.size + ' | ' + agentinfo.hashhex + ' | ';
response += '' + agentinfo.rname.replace('agent', 'cmd') + ' |
';
}
response += '
';
response += 'MeshCores ';
if (coreDumpsAllowed) { response += 'MeshAgent Crash Dumps'; }
response += '';
res.send(response);
return;
}
};
// Get the web server hostname. This may change if using a domain with a DNS name.
obj.getWebServerName = function (domain, req) {
if (domain.dns != null) return domain.dns;
if ((obj.certificates.CommonName == 'un-configured') && (req != null) && (req.headers != null) && (typeof req.headers.host == 'string')) { return req.headers.host.split(':')[0]; }
return obj.certificates.CommonName;
}
// Return true if this is an allowed HTTP request origin hostname.
obj.CheckWebServerOriginName = function (domain, req) {
if (domain.allowedorigin === true) return true; // Ignore origin
if (typeof req.headers.origin != 'string') return true; // No origin in the header, this is a desktop app
const originUrl = require('url').parse(req.headers.origin, true);
if (typeof originUrl.hostname != 'string') return false; // Origin hostname is not valid
if (Array.isArray(domain.allowedorigin)) return (domain.allowedorigin.indexOf(originUrl.hostname) >= 0); // Check if this is an allowed origin from an explicit list
if (obj.isTrustedCert(domain) === false) return true; // This server does not have a trusted certificate.
if (domain.dns != null) return (domain.dns == originUrl.hostname); // Match the domain DNS
return (obj.certificates.CommonName == originUrl.hostname); // Match the default server name
}
// Create a OSX mesh agent installer
obj.handleMeshOsxAgentRequest = function (req, res) {
const domain = getDomain(req, res);
if (domain == null) { parent.debug('web', 'handleRootRequest: invalid domain.'); try { res.sendStatus(404); } catch (ex) { } return; }
if (req.query.id == null) { res.sendStatus(404); return; }
// If required, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true)) && (req.session.userid == null)) { res.sendStatus(401); return; }
// Send a specific mesh agent back
var argentInfo = obj.parent.meshAgentBinaries[req.query.id];
if (domain.meshAgentBinaries && domain.meshAgentBinaries[req.query.id]) { argentInfo = domain.meshAgentBinaries[req.query.id]; }
if ((argentInfo == null) || (req.query.meshid == null)) { res.sendStatus(404); return; }
// Check if the meshid is a time limited, encrypted cookie
var meshcookie = obj.parent.decodeCookie(req.query.meshid, obj.parent.invitationLinkEncryptionKey);
if ((meshcookie != null) && (meshcookie.m != null)) { req.query.meshid = meshcookie.m; }
// We are going to embed the .msh file into the Windows executable (signed or not).
// First, fetch the mesh object to build the .msh file
var mesh = obj.meshes['mesh/' + domain.id + '/' + req.query.meshid];
if (mesh == null) { res.sendStatus(401); return; }
// If required, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true))) {
if ((domain.id != mesh.domain) || ((obj.GetMeshRights(req.session.userid, mesh) & 1) == 0)) { res.sendStatus(401); return; }
}
var meshidhex = Buffer.from(req.query.meshid.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
var serveridhex = Buffer.from(obj.agentCertificateHashBase64.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
// Get the agent connection server name
var serverName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { serverName = obj.args.agentaliasdns; }
// Build the agent connection URL. If we are using a sub-domain or one with a DNS, we need to craft the URL correctly.
var xdomain = (domain.dns == null) ? domain.id : '';
if (xdomain != '') xdomain += '/';
var meshsettings = '\r\nMeshName=' + mesh.name + '\r\nMeshType=' + mesh.mtype + '\r\nMeshID=0x' + meshidhex + '\r\nServerID=' + serveridhex + '\r\n';
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.agentport != null) { httpsPort = obj.args.agentport; } // If an agent only port is enabled, use that.
if (obj.args.agentaliasport != null) { httpsPort = obj.args.agentaliasport; } // If an agent alias port is specified, use that.
if (obj.args.lanonly != true) { meshsettings += 'MeshServer=wss://' + serverName + ':' + httpsPort + '/' + xdomain + 'agent.ashx\r\n'; } else {
meshsettings += 'MeshServer=local\r\n';
if ((obj.args.localdiscovery != null) && (typeof obj.args.localdiscovery.key == 'string') && (obj.args.localdiscovery.key.length > 0)) { meshsettings += 'DiscoveryKey=' + obj.args.localdiscovery.key + '\r\n'; }
}
if ((req.query.tag != null) && (typeof req.query.tag == 'string') && (obj.common.isAlphaNumeric(req.query.tag) == true)) { meshsettings += 'Tag=' + req.query.tag + '\r\n'; }
if ((req.query.installflags != null) && (req.query.installflags != 0) && (parseInt(req.query.installflags) == req.query.installflags)) { meshsettings += 'InstallFlags=' + parseInt(req.query.installflags) + '\r\n'; }
if ((domain.agentnoproxy === true) || (obj.args.lanonly == true)) { meshsettings += 'ignoreProxyFile=1\r\n'; }
if (obj.args.agentconfig) { for (var i in obj.args.agentconfig) { meshsettings += obj.args.agentconfig[i] + '\r\n'; } }
if (domain.agentconfig) { for (var i in domain.agentconfig) { meshsettings += domain.agentconfig[i] + '\r\n'; } }
if (domain.agentcustomization != null) { // Add agent customization
if (domain.agentcustomization.displayname != null) { meshsettings += 'displayName=' + domain.agentcustomization.displayname + '\r\n'; }
if (domain.agentcustomization.description != null) { meshsettings += 'description=' + domain.agentcustomization.description + '\r\n'; }
if (domain.agentcustomization.companyname != null) { meshsettings += 'companyName=' + domain.agentcustomization.companyname + '\r\n'; }
if (domain.agentcustomization.servicename != null) { meshsettings += 'meshServiceName=' + domain.agentcustomization.servicename + '\r\n'; }
if (domain.agentcustomization.filename != null) { meshsettings += 'fileName=' + domain.agentcustomization.filename + '\r\n'; }
if (domain.agentcustomization.image != null) { meshsettings += 'image=' + domain.agentcustomization.image + '\r\n'; }
if (domain.agentcustomization.foregroundcolor != null) { meshsettings += checkAgentColorString('foreground=', domain.agentcustomization.foregroundcolor); }
if (domain.agentcustomization.backgroundcolor != null) { meshsettings += checkAgentColorString('background=', domain.agentcustomization.backgroundcolor); }
}
if (domain.agentTranslations != null) { meshsettings += 'translation=' + domain.agentTranslations + '\r\n'; }
// Setup the response output
var archive = require('archiver')('zip', { level: 5 }); // Sets the compression method.
archive.on('error', function (err) { throw err; });
// Customize the mesh agent file name
var meshfilename = 'MeshAgent-' + mesh.name + '.zip';
var meshexecutablename = 'meshagent';
var meshmpkgname = 'MeshAgent.mpkg';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.filename == 'string')) {
meshfilename = meshfilename.split('MeshAgent').join(domain.agentcustomization.filename);
meshexecutablename = meshexecutablename.split('meshagent').join(domain.agentcustomization.filename);
meshmpkgname = meshmpkgname.split('MeshAgent').join(domain.agentcustomization.filename);
}
// Customise the mesh agent display name
var meshdisplayname = 'Mesh Agent';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.displayname == 'string')) {
meshdisplayname = meshdisplayname.split('Mesh Agent').join(domain.agentcustomization.displayname);
}
// Customise the mesh agent service name
var meshservicename = 'meshagent';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.servicename == 'string')) {
meshservicename = meshservicename.split('meshagent').join(domain.agentcustomization.servicename);
}
// Customise the mesh agent company name
var meshcompanyname = 'meshagent';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.companyname == 'string')) {
meshcompanyname = meshcompanyname.split('meshagent').join(domain.agentcustomization.companyname);
}
// Set the agent download including the mesh name.
setContentDispositionHeader(res, 'application/octet-stream', meshfilename, null, 'MeshAgent.zip');
archive.pipe(res);
// Opens the "MeshAgentOSXPackager.zip"
var yauzl = require('yauzl');
yauzl.open(obj.path.join(__dirname, 'agents', 'MeshAgentOSXPackager.zip'), { lazyEntries: true }, function (err, zipfile) {
if (err) { res.sendStatus(500); return; }
zipfile.readEntry();
zipfile.on('entry', function (entry) {
if (/\/$/.test(entry.fileName)) {
// Skip all folder entries
zipfile.readEntry();
} else {
if (entry.fileName == 'MeshAgent.mpkg/Contents/distribution.dist') {
// This is a special file entry, we need to fix it.
zipfile.openReadStream(entry, function (err, readStream) {
readStream.on('data', function (data) { if (readStream.xxdata) { readStream.xxdata += data; } else { readStream.xxdata = data; } });
readStream.on('end', function () {
var meshname = mesh.name.split(']').join('').split('[').join(''); // We can't have ']]' in the string since it will terminate the CDATA.
var welcomemsg = 'Welcome to the MeshCentral agent for MacOS\n\nThis installer will install the mesh agent for "' + meshname + '" and allow the administrator to remotely monitor and control this computer over the internet. For more information, go to https://meshcentral.com.\n\nThis software is provided under Apache 2.0 license.\n';
var installsize = Math.floor((argentInfo.size + meshsettings.length) / 1024);
archive.append(readStream.xxdata.toString().split('###DISPLAYNAME###').join(meshdisplayname).split('###WELCOMEMSG###').join(welcomemsg).split('###INSTALLSIZE###').join(installsize), { name: entry.fileName.replace('MeshAgent.mpkg',meshmpkgname) });
zipfile.readEntry();
});
});
} else if (entry.fileName == 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/meshagent_osx64_LaunchAgent.plist' ||
entry.fileName == 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/meshagent_osx64_LaunchDaemon.plist' ||
entry.fileName == 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/Info.plist' ||
entry.fileName == 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/Resources/postflight' ||
entry.fileName == 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/Resources/Postflight.sh' ||
entry.fileName == 'MeshAgent.mpkg/Uninstall.command') {
// This is a special file entry, we need to fix it.
zipfile.openReadStream(entry, function (err, readStream) {
readStream.on('data', function (data) { if (readStream.xxdata) { readStream.xxdata += data; } else { readStream.xxdata = data; } });
readStream.on('end', function () {
var options = { name: entry.fileName.replace('MeshAgent.mpkg',meshmpkgname) };
if (entry.fileName.endsWith('postflight') || entry.fileName.endsWith('Uninstall.command')) { options.mode = 493; }
archive.append(readStream.xxdata.toString().split('###SERVICENAME###').join(meshservicename).split('###COMPANYNAME###').join(meshcompanyname).split('###EXECUTABLENAME###').join(meshexecutablename), options);
zipfile.readEntry();
});
});
} else {
// Normal file entry
zipfile.openReadStream(entry, function (err, readStream) {
if (err) { throw err; }
var options = { name: entry.fileName.replace('MeshAgent.mpkg',meshmpkgname) };
if (entry.fileName.endsWith('postflight') || entry.fileName.endsWith('Uninstall.command')) { options.mode = 493; }
archive.append(readStream, options);
readStream.on('end', function () { zipfile.readEntry(); });
});
}
}
});
zipfile.on('end', function () {
archive.file(argentInfo.path, { name: 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/meshagent_osx64.bin'.replace('MeshAgent.mpkg',meshmpkgname) });
archive.append(meshsettings, { name: 'MeshAgent.mpkg/Contents/Packages/internal.pkg/Contents/meshagent_osx64.msh'.replace('MeshAgent.mpkg',meshmpkgname) });
archive.finalize();
});
});
}
// Return a .msh file from a given request, id is the device group identifier or encrypted cookie with the identifier.
function getMshFromRequest(req, res, domain) {
// If required, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true)) && (req.session.userid == null)) { return null; }
// Check if the meshid is a time limited, encrypted cookie
var meshcookie = obj.parent.decodeCookie(req.query.id, obj.parent.invitationLinkEncryptionKey);
if ((meshcookie != null) && (meshcookie.m != null)) { req.query.id = meshcookie.m; }
// Fetch the mesh object
var mesh = obj.meshes['mesh/' + domain.id + '/' + req.query.id];
if (mesh == null) { return null; }
// If needed, check if this user has rights to do this
if ((obj.parent.config.settings != null) && ((obj.parent.config.settings.lockagentdownload == true) || (domain.lockagentdownload == true))) {
if ((domain.id != mesh.domain) || ((obj.GetMeshRights(req.session.userid, mesh) & 1) == 0)) { return null; }
}
var meshidhex = Buffer.from(req.query.id.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
var serveridhex = Buffer.from(obj.agentCertificateHashBase64.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
// Get the agent connection server name
var serverName = obj.getWebServerName(domain, req);
if (typeof obj.args.agentaliasdns == 'string') { serverName = obj.args.agentaliasdns; }
// Build the agent connection URL. If we are using a sub-domain or one with a DNS, we need to craft the URL correctly.
var xdomain = (domain.dns == null) ? domain.id : '';
if (xdomain != '') xdomain += '/';
var meshsettings = '\r\nMeshName=' + mesh.name + '\r\nMeshType=' + mesh.mtype + '\r\nMeshID=0x' + meshidhex + '\r\nServerID=' + serveridhex + '\r\n';
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
if (obj.args.agentport != null) { httpsPort = obj.args.agentport; } // If an agent only port is enabled, use that.
if (obj.args.agentaliasport != null) { httpsPort = obj.args.agentaliasport; } // If an agent alias port is specified, use that.
if (obj.args.lanonly != true) { meshsettings += 'MeshServer=wss://' + serverName + ':' + httpsPort + '/' + xdomain + 'agent.ashx\r\n'; } else {
meshsettings += 'MeshServer=local\r\n';
if ((obj.args.localdiscovery != null) && (typeof obj.args.localdiscovery.key == 'string') && (obj.args.localdiscovery.key.length > 0)) { meshsettings += 'DiscoveryKey=' + obj.args.localdiscovery.key + '\r\n'; }
}
if ((req.query.tag != null) && (typeof req.query.tag == 'string') && (obj.common.isAlphaNumeric(req.query.tag) == true)) { meshsettings += 'Tag=' + req.query.tag + '\r\n'; }
if ((req.query.installflags != null) && (req.query.installflags != 0) && (parseInt(req.query.installflags) == req.query.installflags)) { meshsettings += 'InstallFlags=' + parseInt(req.query.installflags) + '\r\n'; }
if ((domain.agentnoproxy === true) || (obj.args.lanonly == true)) { meshsettings += 'ignoreProxyFile=1\r\n'; }
if (obj.args.agentconfig) { for (var i in obj.args.agentconfig) { meshsettings += obj.args.agentconfig[i] + '\r\n'; } }
if (domain.agentconfig) { for (var i in domain.agentconfig) { meshsettings += domain.agentconfig[i] + '\r\n'; } }
if (domain.agentcustomization != null) { // Add agent customization
if (domain.agentcustomization.displayname != null) { meshsettings += 'displayName=' + domain.agentcustomization.displayname + '\r\n'; }
if (domain.agentcustomization.description != null) { meshsettings += 'description=' + domain.agentcustomization.description + '\r\n'; }
if (domain.agentcustomization.companyname != null) { meshsettings += 'companyName=' + domain.agentcustomization.companyname + '\r\n'; }
if (domain.agentcustomization.servicename != null) { meshsettings += 'meshServiceName=' + domain.agentcustomization.servicename + '\r\n'; }
if (domain.agentcustomization.filename != null) { meshsettings += 'fileName=' + domain.agentcustomization.filename + '\r\n'; }
if (domain.agentcustomization.image != null) { meshsettings += 'image=' + domain.agentcustomization.image + '\r\n'; }
if (domain.agentcustomization.foregroundcolor != null) { meshsettings += checkAgentColorString('foreground=', domain.agentcustomization.foregroundcolor); }
if (domain.agentcustomization.backgroundcolor != null) { meshsettings += checkAgentColorString('background=', domain.agentcustomization.backgroundcolor); }
}
if (domain.agentTranslations != null) { meshsettings += 'translation=' + domain.agentTranslations + '\r\n'; }
return meshsettings;
}
// Handle a request to download a mesh settings
obj.handleMeshSettingsRequest = function (req, res) {
const domain = getDomain(req);
if (domain == null) { return; }
//if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
var meshsettings = getMshFromRequest(req, res, domain);
if (meshsettings == null) { res.sendStatus(401); return; }
// Get the agent filename
var meshagentFilename = 'meshagent';
if ((domain.agentcustomization != null) && (typeof domain.agentcustomization.filename == 'string')) { meshagentFilename = domain.agentcustomization.filename; }
setContentDispositionHeader(res, 'application/octet-stream', meshagentFilename + '.msh', null, 'meshagent.msh');
res.send(meshsettings);
};
// Handle a request for power events
obj.handleDevicePowerEvents = function (req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL key
if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid) || (req.query.id == null) || (typeof req.query.id != 'string')) { res.sendStatus(401); return; }
var x = req.query.id.split('/');
var user = obj.users[req.session.userid];
if ((x.length != 3) || (x[0] != 'node') || (x[1] != domain.id) || (user == null) || (user.links == null)) { res.sendStatus(401); return; }
obj.db.Get(req.query.id, function (err, docs) {
if (docs.length != 1) {
res.sendStatus(401);
} else {
var node = docs[0];
// Check if we have right to this node
if (obj.GetNodeRights(user, node.meshid, node._id) == 0) { res.sendStatus(401); return; }
// See how we will convert UTC time to local time
var localTimeOffset = 0;
var timeConversionSystem = 0;
if ((req.query.l != null) && (req.query.tz != null)) {
timeConversionSystem = 1;
} else if (req.query.tf != null) {
// Get local time offset (bad way)
timeConversionSystem = 2;
localTimeOffset = parseInt(req.query.tf);
if (isNaN(localTimeOffset)) { localTimeOffset = 0; }
}
// Get the list of power events and send them
setContentDispositionHeader(res, 'application/octet-stream', 'powerevents.csv', null, 'powerevents.csv');
obj.db.getPowerTimeline(node._id, function (err, docs) {
var xevents = ['UTC Time, Local Time, State, Previous State'], prevState = 0;
for (var i in docs) {
if (docs[i].power != prevState) {
var timedoc = docs[i].time;
if (typeof timedoc == 'string') {
timedoc = new Date(timedoc);
}
prevState = docs[i].power;
var localTime = '';
if (timeConversionSystem == 1) { // Good way
localTime = new Date(timedoc.getTime()).toLocaleString(req.query.l, { timeZone: req.query.tz })
} else if (timeConversionSystem == 2) { // Bad way
localTime = new Date(timedoc.getTime() + (localTimeOffset * 60000)).toISOString();
localTime = localTime.substring(0, localTime.length - 1);
}
if (docs[i].oldPower != null) {
xevents.push('\"' + timedoc.toISOString() + '\",\"' + localTime + '\",' + docs[i].power + ',' + docs[i].oldPower);
} else {
xevents.push('\"' + timedoc.toISOString() + '\",\"' + localTime + '\",' + docs[i].power);
}
}
}
res.send(xevents.join('\r\n'));
});
}
});
}
if (parent.pluginHandler != null) {
// Handle a plugin admin request
obj.handlePluginAdminReq = function (req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
var user = obj.users[req.session.userid];
if (user == null) { res.sendStatus(401); return; }
parent.pluginHandler.handleAdminReq(req, res, user, obj);
}
obj.handlePluginAdminPostReq = function (req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
var user = obj.users[req.session.userid];
if (user == null) { res.sendStatus(401); return; }
parent.pluginHandler.handleAdminPostReq(req, res, user, obj);
}
obj.handlePluginJS = function (req, res) {
const domain = checkUserIpAddress(req, res);
if (domain == null) { return; }
if ((!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
var user = obj.users[req.session.userid];
if (user == null) { res.sendStatus(401); return; }
parent.pluginHandler.refreshJS(req, res);
}
}
// Starts the HTTPS server, this should be called after the user/mesh tables are loaded
function serverStart() {
// Start the server, only after users and meshes are loaded from the database.
if (obj.args.tlsoffload) {
// Setup the HTTP server without TLS
obj.expressWs = require('express-ws')(obj.app, null, { wsOptions: { perMessageDeflate: (args.wscompression === true) } });
} else {
var ciphers = [
'TLS_AES_256_GCM_SHA384',
'TLS_AES_128_GCM_SHA256',
'TLS_AES_128_CCM_8_SHA256',
'TLS_AES_128_CCM_SHA256',
'TLS_CHACHA20_POLY1305_SHA256',
'ECDHE-RSA-AES256-GCM-SHA384',
'ECDHE-ECDSA-AES256-GCM-SHA384',
'ECDHE-RSA-AES128-GCM-SHA256',
'ECDHE-ECDSA-AES128-GCM-SHA256',
'DHE-RSA-AES128-GCM-SHA256',
'ECDHE-RSA-CHACHA20-POLY1305', // TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 (0xcca8)
'ECDHE-ARIA128-GCM-SHA256',
'ECDHE-ARIA256-GCM-SHA384',
'ECDHE-RSA-AES128-SHA256', // SSLlabs considers this cipher suite weak, but it's needed for older browers.
'ECDHE-RSA-AES256-SHA384', // SSLlabs considers this cipher suite weak, but it's needed for older browers.
'!aNULL',
'!eNULL',
'!EXPORT',
'!DES',
'!RC4',
'!MD5',
'!PSK',
'!SRP',
'!CAMELLIA'
].join(':');
// Setup the HTTP server with TLS, use only TLS 1.2 and higher with perfect forward secrecy (PFS).
//const tlsOptions = { cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca, rejectUnauthorized: true, ciphers: "HIGH:!aNULL:!eNULL:!EXPORT:!RSA:!DES:!RC4:!MD5:!PSK:!SRP:!CAMELLIA", secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_NO_TLSv1 | constants.SSL_OP_NO_TLSv1_1 }; // This does not work with TLS 1.3
const tlsOptions = { cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca, rejectUnauthorized: true, ciphers: ciphers, secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_NO_TLSv1 | constants.SSL_OP_NO_TLSv1_1 };
if (obj.tlsSniCredentials != null) { tlsOptions.SNICallback = TlsSniCallback; } // We have multiple web server certificate used depending on the domain name
obj.tlsServer = require('https').createServer(tlsOptions, obj.app);
obj.tlsServer.on('secureConnection', function () { /*console.log('tlsServer secureConnection');*/ });
obj.tlsServer.on('error', function (err) { console.log('tlsServer error', err); });
//obj.tlsServer.on('tlsClientError', function (err) { console.log('tlsClientError', err); });
obj.tlsServer.on('newSession', function (id, data, cb) { if (tlsSessionStoreCount > 1000) { tlsSessionStoreCount = 0; tlsSessionStore = {}; } tlsSessionStore[id.toString('hex')] = data; tlsSessionStoreCount++; cb(); });
obj.tlsServer.on('resumeSession', function (id, cb) { cb(null, tlsSessionStore[id.toString('hex')] || null); });
obj.expressWs = require('express-ws')(obj.app, obj.tlsServer, { wsOptions: { perMessageDeflate: (args.wscompression === true) } });
}
// Start a second agent-only server if needed
if (obj.args.agentport) {
var agentPortTls = true;
if (obj.args.tlsoffload != null) { agentPortTls = false; }
if (typeof obj.args.agentporttls == 'boolean') { agentPortTls = obj.args.agentporttls; }
if (obj.certificates.webdefault == null) { agentPortTls = false; }
if (agentPortTls == false) {
// Setup the HTTP server without TLS
obj.expressWsAlt = require('express-ws')(obj.agentapp, null, { wsOptions: { perMessageDeflate: (args.wscompression === true) } });
} else {
// Setup the agent HTTP server with TLS, use only TLS 1.2 and higher with perfect forward secrecy (PFS).
// If TLS is used on the agent port, we always use the default TLS certificate.
const tlsOptions = { cert: obj.certificates.webdefault.cert, key: obj.certificates.webdefault.key, ca: obj.certificates.webdefault.ca, rejectUnauthorized: true, ciphers: "HIGH:TLS_AES_256_GCM_SHA384:TLS_AES_128_GCM_SHA256:TLS_AES_128_CCM_8_SHA256:TLS_AES_128_CCM_SHA256:TLS_CHACHA20_POLY1305_SHA256", secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_NO_TLSv1 | constants.SSL_OP_NO_TLSv1_1 };
obj.tlsAltServer = require('https').createServer(tlsOptions, obj.agentapp);
obj.tlsAltServer.on('secureConnection', function () { /*console.log('tlsAltServer secureConnection');*/ });
obj.tlsAltServer.on('error', function (err) { console.log('tlsAltServer error', err); });
//obj.tlsAltServer.on('tlsClientError', function (err) { console.log('tlsClientError', err); });
obj.tlsAltServer.on('newSession', function (id, data, cb) { if (tlsSessionStoreCount > 1000) { tlsSessionStoreCount = 0; tlsSessionStore = {}; } tlsSessionStore[id.toString('hex')] = data; tlsSessionStoreCount++; cb(); });
obj.tlsAltServer.on('resumeSession', function (id, cb) { cb(null, tlsSessionStore[id.toString('hex')] || null); });
obj.expressWsAlt = require('express-ws')(obj.agentapp, obj.tlsAltServer, { wsOptions: { perMessageDeflate: (args.wscompression === true) } });
}
}
// Setup middleware
obj.app.engine('handlebars', obj.exphbs({ defaultLayout: false }));
obj.app.set('view engine', 'handlebars');
if (obj.args.trustedproxy) {
// Reverse proxy should add the "X-Forwarded-*" headers
try {
obj.app.set('trust proxy', obj.args.trustedproxy);
} catch (ex) {
// If there is an error, try to resolve the string
if ((obj.args.trustedproxy.length == 1) && (typeof obj.args.trustedproxy[0] == 'string')) {
require('dns').lookup(obj.args.trustedproxy[0], function (err, address, family) { if (err == null) { obj.app.set('trust proxy', address); obj.args.trustedproxy = [address]; } });
}
}
}
else if (typeof obj.args.tlsoffload == 'object') {
// Reverse proxy should add the "X-Forwarded-*" headers
try {
obj.app.set('trust proxy', obj.args.tlsoffload);
} catch (ex) {
// If there is an error, try to resolve the string
if ((Array.isArray(obj.args.tlsoffload)) && (obj.args.tlsoffload.length == 1) && (typeof obj.args.tlsoffload[0] == 'string')) {
require('dns').lookup(obj.args.tlsoffload[0], function (err, address, family) { if (err == null) { obj.app.set('trust proxy', address); obj.args.tlsoffload = [address]; } });
}
}
}
// Setup a keygrip instance with higher default security, default hash is SHA1, we want to bump that up with SHA384
// If multiple instances of this server are behind a load-balancer, this secret must be the same for all instances
// If args.sessionkey is a string, use it as a single key, but args.sessionkey can also be used as an array of keys.
const keygrip = require('keygrip')((typeof obj.args.sessionkey == 'string') ? [obj.args.sessionkey] : obj.args.sessionkey, 'sha384', 'base64');
// Setup the cookie session
const sessionOptions = {
name: 'xid', // Recommended security practice to not use the default cookie name
httpOnly: true,
keys: keygrip,
secure: (obj.args.tlsoffload == null), // Use this cookie only over TLS (Check this: https://expressjs.com/en/guide/behind-proxies.html)
sameSite: (obj.args.sessionsamesite ? obj.args.sessionsamesite : 'lax')
}
if (obj.args.sessiontime != null) { sessionOptions.maxAge = (obj.args.sessiontime * 60000); } // sessiontime is minutes
obj.app.use(require('cookie-session')(sessionOptions));
obj.app.use(function (request, response, next) { // Patch for passport 0.6.0 - https://github.com/jaredhanson/passport/issues/904
if (request.session && !request.session.regenerate) {
request.session.regenerate = function (cb) {
cb()
}
}
if (request.session && !request.session.save) {
request.session.save = function (cb) {
cb()
}
}
next()
});
// Handle all incoming web sockets, see if some need to be handled as web relays
obj.app.ws('/*', function (ws, req, next) {
if ((obj.webRelayRouter != null) && (obj.args.relaydns.indexOf(req.hostname) >= 0)) { handleWebRelayWebSocket(ws, req); return; }
return next();
});
// Add HTTP security headers to all responses
obj.app.use(async function (req, res, next) {
// Check if a session is destroyed
if (typeof req.session.userid == 'string') {
if (typeof req.session.x == 'string') {
if (obj.destroyedSessions[req.session.userid + '/' + req.session.x] != null) {
delete req.session.userid;
delete req.session.ip;
delete req.session.t;
delete req.session.x;
}
} else {
// Legacy session without a random, add one.
setSessionRandom(req);
}
}
// Remove legacy values from the session to keep the session as small as possible
delete req.session.u2f;
delete req.session.domainid;
delete req.session.nowInMinutes;
delete req.session.tokenuserid;
delete req.session.tokenusername;
delete req.session.tokenpassword;
delete req.session.tokenemail;
delete req.session.tokensms;
delete req.session.tokenpush;
delete req.session.tusername;
delete req.session.tpassword;
// Useful for debugging reverse proxy issues
parent.debug('httpheaders', req.method, req.url, req.headers);
// If this request came over HTTP, redirect to HTTPS
if (req.headers['x-forwarded-proto'] == 'http') {
var host = req.headers.host;
if (typeof host == 'string') { host = host.split(':')[0]; }
if ((host == null) && (obj.certificates != null)) { host = obj.certificates.CommonName; if (obj.certificates.CommonName.indexOf('.') == -1) { host = req.headers.host; } }
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
res.redirect('https://' + host + ':' + httpsPort + req.url);
return;
}
// Perform traffic accounting
if (req.headers.upgrade == 'websocket') {
// We don't count traffic on WebSockets since it's counted by the handling modules.
obj.trafficStats.httpWebSocketCount++;
} else {
// Normal HTTP traffic is counted
obj.trafficStats.httpRequestCount++;
if (typeof req.socket.xbytesRead != 'number') {
req.socket.xbytesRead = 0;
req.socket.xbytesWritten = 0;
req.socket.on('close', function () {
// Perform final accounting
obj.trafficStats.httpIn += (this.bytesRead - this.xbytesRead);
obj.trafficStats.httpOut += (this.bytesWritten - this.xbytesWritten);
this.xbytesRead = this.bytesRead;
this.xbytesWritten = this.bytesWritten;
});
} else {
// Update counters
obj.trafficStats.httpIn += (req.socket.bytesRead - req.socket.xbytesRead);
obj.trafficStats.httpOut += (req.socket.bytesWritten - req.socket.xbytesWritten);
req.socket.xbytesRead = req.socket.bytesRead;
req.socket.xbytesWritten = req.socket.bytesWritten;
}
}
// Set the real IP address of the request
// If a trusted reverse-proxy is sending us the remote IP address, use it.
var ipex = '0.0.0.0', xforwardedhost = req.headers.host;
if (typeof req.connection.remoteAddress == 'string') { ipex = (req.connection.remoteAddress.startsWith('::ffff:')) ? req.connection.remoteAddress.substring(7) : req.connection.remoteAddress; }
if (
(obj.args.trustedproxy === true) || (obj.args.tlsoffload === true) ||
((typeof obj.args.trustedproxy == 'object') && (isIPMatch(ipex, obj.args.trustedproxy))) ||
((typeof obj.args.tlsoffload == 'object') && (isIPMatch(ipex, obj.args.tlsoffload)))
) {
// Get client IP
if (req.headers['cf-connecting-ip']) { // Use CloudFlare IP address if present
req.clientIp = req.headers['cf-connecting-ip'].split(',')[0].trim();
} else if (req.headers['x-forwarded-for']) {
req.clientIp = req.headers['x-forwarded-for'].split(',')[0].trim();
} else if (req.headers['x-real-ip']) {
req.clientIp = req.headers['x-real-ip'].split(',')[0].trim();
} else {
req.clientIp = ipex;
}
// If there is a port number, remove it. This will only work for IPv4, but nice for people that have a bad reverse proxy config.
const clientIpSplit = req.clientIp.split(':');
if (clientIpSplit.length == 2) { req.clientIp = clientIpSplit[0]; }
// Get server host
if (req.headers['x-forwarded-host']) { xforwardedhost = req.headers['x-forwarded-host'].split(',')[0]; } // If multiple hosts are specified with a comma, take the first one.
} else {
req.clientIp = ipex;
}
// If this is a web relay connection, handle it here.
if ((obj.webRelayRouter != null) && (obj.args.relaydns.indexOf(req.hostname) >= 0)) {
if (['GET', 'POST', 'PUT', 'HEAD', 'DELETE', 'OPTIONS'].indexOf(req.method) >= 0) { return obj.webRelayRouter(req, res); } else { res.sendStatus(404); return; }
}
// Get the domain for this request
const domain = req.xdomain = getDomain(req);
parent.debug('webrequest', '(' + req.clientIp + ') ' + req.url);
// Skip the rest if this is an agent connection
if ((req.url.indexOf('/meshrelay.ashx/.websocket') >= 0) || (req.url.indexOf('/agent.ashx/.websocket') >= 0) || (req.url.indexOf('/localrelay.ashx/.websocket') >= 0)) { next(); return; }
// Setup security headers
const geourl = (domain.geolocation ? ' *.openstreetmap.org' : '');
var selfurl = ' wss://' + req.headers.host;
if ((xforwardedhost != null) && (xforwardedhost != req.headers.host)) { selfurl += ' wss://' + xforwardedhost; }
const extraScriptSrc = (parent.config.settings.extrascriptsrc != null) ? (' ' + parent.config.settings.extrascriptsrc) : '';
// If the web relay port is enabled, allow the web page to redirect to it
var extraFrameSrc = '';
if ((parent.webrelayserver != null) && (parent.webrelayserver.port != 0)) {
extraFrameSrc = ' https://' + req.headers.host + ':' + parent.webrelayserver.port;
if ((xforwardedhost != null) && (xforwardedhost != req.headers.host)) { extraFrameSrc += ' https://' + xforwardedhost + ':' + parent.webrelayserver.port; }
}
// Finish setup security headers
const headers = {
'Referrer-Policy': 'no-referrer',
'X-XSS-Protection': '1; mode=block',
'X-Content-Type-Options': 'nosniff',
'Content-Security-Policy': "default-src 'none'; font-src 'self'; script-src 'self' 'unsafe-inline'" + extraScriptSrc + "; connect-src 'self'" + geourl + selfurl + "; img-src 'self' blob: data:" + geourl + " data:; style-src 'self' 'unsafe-inline'; frame-src 'self' blob: mcrouter:" + extraFrameSrc + "; media-src 'self'; form-action 'self'; manifest-src 'self'"
};
if (req.headers['user-agent'] && (req.headers['user-agent'].indexOf('Chrome') >= 0)) { headers['Permissions-Policy'] = 'interest-cohort=()'; } // Remove Google's FLoC Network, only send this if Chrome browser
if ((parent.config.settings.allowframing !== true) && (typeof parent.config.settings.allowframing !== 'string')) { headers['X-Frame-Options'] = 'sameorigin'; }
if ((parent.config.settings.stricttransportsecurity === true) || ((parent.config.settings.stricttransportsecurity !== false) && (obj.isTrustedCert(domain)))) { if (typeof parent.config.settings.stricttransportsecurity == 'string') { headers['Strict-Transport-Security'] = parent.config.settings.stricttransportsecurity; } else { headers['Strict-Transport-Security'] = 'max-age=63072000'; } }
// If this domain has configured headers, add them. If a header is set to null, remove it.
if ((domain != null) && (domain.httpheaders != null) && (typeof domain.httpheaders == 'object')) {
for (var i in domain.httpheaders) { if (domain.httpheaders[i] === null) { delete headers[i]; } else { headers[i] = domain.httpheaders[i]; } }
}
res.set(headers);
// Check the session if bound to the external IP address
if ((req.session.ip != null) && (req.clientIp != null) && !checkCookieIp(req.session.ip, req.clientIp)) { req.session = {}; }
// Extend the session time by forcing a change to the session every minute.
if (req.session.userid != null) { req.session.t = Math.floor(Date.now() / 60e3); } else { delete req.session.t; }
// Check CrowdSec Bounser if configured
if ((parent.crowdSecBounser != null) && (req.headers['upgrade'] != 'websocket') && (req.session.userid == null)) { if ((await parent.crowdSecBounser.process(domain, req, res, next)) == true) { return; } }
// Debugging code, this will stop the agent from crashing if two responses are made to the same request.
const render = res.render;
const send = res.send;
res.render = function renderWrapper(...args) {
Error.captureStackTrace(this);
return render.apply(this, args);
};
res.send = function sendWrapper(...args) {
try {
send.apply(this, args);
} catch (err) {
console.error(`Error in res.send | ${err.code} | ${err.message} | ${res.stack}`);
try {
var errlogpath = null;
if (typeof parent.args.mesherrorlogpath == 'string') { errlogpath = parent.path.join(parent.args.mesherrorlogpath, 'mesherrors.txt'); } else { errlogpath = parent.getConfigFilePath('mesherrors.txt'); }
parent.fs.appendFileSync(errlogpath, new Date().toLocaleString() + ': ' + `Error in res.send | ${err.code} | ${err.message} | ${res.stack}` + '\r\n');
} catch (ex) { parent.debug('error', 'Unable to write to mesherrors.txt.'); }
}
};
// Continue processing the request
return next();
});
if (obj.agentapp) {
// Add HTTP security headers to all responses
obj.agentapp.use(function (req, res, next) {
// Set the real IP address of the request
// If a trusted reverse-proxy is sending us the remote IP address, use it.
var ipex = '0.0.0.0';
if (typeof req.connection.remoteAddress == 'string') { ipex = (req.connection.remoteAddress.startsWith('::ffff:')) ? req.connection.remoteAddress.substring(7) : req.connection.remoteAddress; }
if (
(obj.args.trustedproxy === true) || (obj.args.tlsoffload === true) ||
((typeof obj.args.trustedproxy == 'object') && (isIPMatch(ipex, obj.args.trustedproxy))) ||
((typeof obj.args.tlsoffload == 'object') && (isIPMatch(ipex, obj.args.tlsoffload)))
) {
if (req.headers['cf-connecting-ip']) { // Use CloudFlare IP address if present
req.clientIp = req.headers['cf-connecting-ip'].split(',')[0].trim();
} else if (req.headers['x-forwarded-for']) {
req.clientIp = req.headers['x-forwarded-for'].split(',')[0].trim();
} else if (req.headers['x-real-ip']) {
req.clientIp = req.headers['x-real-ip'].split(',')[0].trim();
} else {
req.clientIp = ipex;
}
} else {
req.clientIp = ipex;
}
// Get the domain for this request
const domain = req.xdomain = getDomain(req);
parent.debug('webrequest', '(' + req.clientIp + ') AgentPort: ' + req.url);
res.removeHeader('X-Powered-By');
return next();
});
}
// Setup all sharing domains and check if auth strategies need setup
var setupSSO = false
for (var i in parent.config.domains) {
if ((parent.config.domains[i].dns == null) && (parent.config.domains[i].share != null)) { obj.app.use(parent.config.domains[i].url, obj.express.static(parent.config.domains[i].share)); }
if (typeof parent.config.domains[i].authstrategies == 'object') { setupSSO = true };
}
if (setupSSO) {
setupAllDomainAuthStrategies().then(() => finalizeWebserver());
} else {
finalizeWebserver()
}
// Setup all domain auth strategy passport.js
async function setupAllDomainAuthStrategies() {
for (var i in parent.config.domains) {
if (parent.config.domains[i].dns != null) {
if (typeof parent.config.domains[''].authstrategies != 'object') { parent.config.domains[''].authstrategies = { 'authStrategyFlags': 0 }; }
parent.config.domains[''].authstrategies.authStrategyFlags |= await setupDomainAuthStrategy(parent.config.domains['']);
} else {
if (typeof parent.config.domains[i].authstrategies != 'object') { parent.config.domains[i].authstrategies = { 'authStrategyFlags': 0 }; }
parent.config.domains[i].authstrategies.authStrategyFlags |= await setupDomainAuthStrategy(parent.config.domains[i]);
}
}
}
function setupHTTPHandlers() {
// Setup all HTTP handlers
if (parent.pluginHandler != null) {
parent.pluginHandler.callHook('hook_setupHttpHandlers', obj, parent);
}
if (parent.multiServer != null) { obj.app.ws('/meshserver.ashx', function (ws, req) { parent.multiServer.CreatePeerInServer(parent.multiServer, ws, req, obj.args.tlsoffload == null); }); }
for (var i in parent.config.domains) {
if ((parent.config.domains[i].dns != null) || (parent.config.domains[i].share != null)) { continue; } // This is a subdomain with a DNS name, no added HTTP bindings needed.
var domain = parent.config.domains[i];
var url = domain.url;
if (typeof domain.rootredirect == 'string') {
// Root page redirects the user to a different URL
obj.app.get(url, handleRootRedirect);
} else {
// Present the login page as the root page
obj.app.get(url, handleRootRequest);
obj.app.post(url, obj.bodyParser.urlencoded({ extended: false }), handleRootPostRequest);
}
obj.app.get(url + 'refresh.ashx', function (req, res) { res.sendStatus(200); });
if ((domain.myserver !== false) && ((domain.myserver == null) || (domain.myserver.backup === true))) { obj.app.get(url + 'backup.zip', handleBackupRequest); }
if ((domain.myserver !== false) && ((domain.myserver == null) || (domain.myserver.restore === true))) { obj.app.post(url + 'restoreserver.ashx', obj.bodyParser.urlencoded({ extended: false }), handleRestoreRequest); }
obj.app.get(url + 'terms', handleTermsRequest);
obj.app.get(url + 'xterm', handleXTermRequest);
obj.app.get(url + 'login', handleRootRequest);
obj.app.post(url + 'login', obj.bodyParser.urlencoded({ extended: false }), handleRootPostRequest);
obj.app.post(url + 'tokenlogin', obj.bodyParser.urlencoded({ extended: false }), handleLoginRequest);
obj.app.get(url + 'logout', handleLogoutRequest);
obj.app.get(url + 'MeshServerRootCert.cer', handleRootCertRequest);
obj.app.post(url + 'changepassword', obj.bodyParser.urlencoded({ extended: false }), handlePasswordChangeRequest);
obj.app.post(url + 'deleteaccount', obj.bodyParser.urlencoded({ extended: false }), handleDeleteAccountRequest);
obj.app.post(url + 'createaccount', obj.bodyParser.urlencoded({ extended: false }), handleCreateAccountRequest);
obj.app.post(url + 'resetpassword', obj.bodyParser.urlencoded({ extended: false }), handleResetPasswordRequest);
obj.app.post(url + 'resetaccount', obj.bodyParser.urlencoded({ extended: false }), handleResetAccountRequest);
obj.app.get(url + 'checkmail', handleCheckMailRequest);
obj.app.get(url + 'agentinvite', handleAgentInviteRequest);
obj.app.get(url + 'userimage.ashx', handleUserImageRequest);
obj.app.post(url + 'amtevents.ashx', obj.bodyParser.urlencoded({ extended: false }), obj.handleAmtEventRequest);
obj.app.get(url + 'meshagents', obj.handleMeshAgentRequest);
obj.app.get(url + 'messenger', handleMessengerRequest);
obj.app.get(url + 'messenger.png', handleMessengerImageRequest);
obj.app.get(url + 'meshosxagent', obj.handleMeshOsxAgentRequest);
obj.app.get(url + 'meshsettings', obj.handleMeshSettingsRequest);
obj.app.get(url + 'devicepowerevents.ashx', obj.handleDevicePowerEvents);
obj.app.get(url + 'downloadfile.ashx', handleDownloadFile);
obj.app.get(url + 'commander.ashx', handleMeshCommander);
obj.app.post(url + 'uploadfile.ashx', obj.bodyParser.urlencoded({ extended: false }), handleUploadFile);
obj.app.post(url + 'uploadfilebatch.ashx', obj.bodyParser.urlencoded({ extended: false }), handleUploadFileBatch);
obj.app.post(url + 'uploadmeshcorefile.ashx', obj.bodyParser.urlencoded({ extended: false }), handleUploadMeshCoreFile);
obj.app.post(url + 'oneclickrecovery.ashx', obj.bodyParser.urlencoded({ extended: false }), handleOneClickRecoveryFile);
obj.app.get(url + 'userfiles/*', handleDownloadUserFiles);
obj.app.ws(url + 'echo.ashx', handleEchoWebSocket);
obj.app.ws(url + '2fahold.ashx', handle2faHoldWebSocket);
obj.app.ws(url + 'apf.ashx', function (ws, req) { obj.parent.mpsserver.onWebSocketConnection(ws, req); })
obj.app.get(url + 'webrelay.ashx', function (req, res) { res.send('Websocket connection expected'); });
obj.app.get(url + 'health.ashx', function (req, res) { res.send('ok'); }); // TODO: Perform more server checking.
obj.app.ws(url + 'webrelay.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, handleRelayWebSocket); });
obj.app.ws(url + 'webider.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, function (ws1, req1, domain, user, cookie, authData) { obj.meshIderHandler.CreateAmtIderSession(obj, obj.db, ws1, req1, obj.args, domain, user); }); });
obj.app.ws(url + 'control.ashx', function (ws, req) {
getWebsocketArgs(ws, req, function (ws, req) {
const domain = getDomain(req);
if (obj.CheckWebServerOriginName(domain, req) == false) {
try { ws.send(JSON.stringify({ action: 'close', cause: 'invalidorigin', msg: 'invalidorigin' })); } catch (ex) { }
try { ws.close(); } catch (ex) { }
return;
}
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { ws.close(); return; } // Check 3FA URL key
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
if (user == null) { // User is not authenticated, perform inner server authentication
if (req.headers['x-meshauth'] === '*') {
PerformWSSessionInnerAuth(ws, req, domain, function (ws1, req1, domain, user) { obj.meshUserHandler.CreateMeshUser(obj, obj.db, ws1, req1, obj.args, domain, user, authData); }); // User is authenticated
} else {
try { ws.close(); } catch (ex) { } // user is not authenticated and inner authentication was not requested, disconnect now.
}
} else {
obj.meshUserHandler.CreateMeshUser(obj, obj.db, ws1, req1, obj.args, domain, user, authData); // User is authenticated
}
});
});
});
obj.app.ws(url + 'devicefile.ashx', function (ws, req) { obj.meshDeviceFileHandler.CreateMeshDeviceFile(obj, ws, null, req, domain); });
obj.app.get(url + 'devicefile.ashx', handleDeviceFile);
obj.app.get(url + 'agentdownload.ashx', handleAgentDownloadFile);
obj.app.get(url + 'logo.png', handleLogoRequest);
obj.app.get(url + 'loginlogo.png', handleLoginLogoRequest);
obj.app.post(url + 'translations', obj.bodyParser.urlencoded({ extended: false }), handleTranslationsRequest);
obj.app.get(url + 'welcome.jpg', handleWelcomeImageRequest);
obj.app.get(url + 'welcome.png', handleWelcomeImageRequest);
obj.app.get(url + 'recordings.ashx', handleGetRecordings);
obj.app.ws(url + 'recordings.ashx', handleGetRecordingsWebSocket);
obj.app.get(url + 'player.htm', handlePlayerRequest);
obj.app.get(url + 'player', handlePlayerRequest);
obj.app.get(url + 'sharing', handleSharingRequest);
obj.app.ws(url + 'agenttransfer.ashx', handleAgentFileTransfer); // Setup agent to/from server file transfer handler
obj.app.ws(url + 'meshrelay.ashx', function (ws, req) {
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
if (((parent.config.settings.desktopmultiplex === true) || (domain.desktopmultiplex === true)) && (req.query.p == 2)) {
obj.meshDesktopMultiplexHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); // Desktop multiplexor 1-to-n
} else {
obj.meshRelayHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); // Normal relay 1-to-1
}
});
});
if (obj.args.wanonly != true) { // If the server is not in WAN mode, allow server relayed connections.
obj.app.ws(url + 'localrelay.ashx', function (ws, req) {
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
if ((user == null) || (cookie == null)) {
try { ws1.close(); } catch (ex) { }
} else {
obj.meshRelayHandler.CreateLocalRelay(obj, ws1, req1, domain, user, cookie); // Local relay
}
});
});
}
if (domain.agentinvitecodes == true) {
obj.app.get(url + 'invite', handleInviteRequest);
obj.app.post(url + 'invite', obj.bodyParser.urlencoded({ extended: false }), handleInviteRequest);
}
if (parent.pluginHandler != null) {
obj.app.get(url + 'pluginadmin.ashx', obj.handlePluginAdminReq);
obj.app.post(url + 'pluginadmin.ashx', obj.bodyParser.urlencoded({ extended: false }), obj.handlePluginAdminPostReq);
obj.app.get(url + 'pluginHandler.js', obj.handlePluginJS);
}
// New account CAPTCHA request
if ((domain.newaccountscaptcha != null) && (domain.newaccountscaptcha !== false)) {
obj.app.get(url + 'newAccountCaptcha.ashx', handleNewAccountCaptchaRequest);
}
// Check CrowdSec Bounser if configured
if (parent.crowdSecBounser != null) {
obj.app.get(url + 'captcha.ashx', handleCaptchaGetRequest);
obj.app.post(url + 'captcha.ashx', obj.bodyParser.urlencoded({ extended: false }), handleCaptchaPostRequest);
}
// Setup IP-KVM relay if supported
if (domain.ipkvm) {
obj.app.ws(url + 'ipkvm.ashx/*', function (ws, req) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'ipkvm: failed domain checks.'); try { ws.close(); } catch (ex) { } return; }
parent.ipKvmManager.handleIpKvmWebSocket(domain, ws, req);
});
obj.app.get(url + 'ipkvm.ashx/*', function (req, res, next) {
const domain = getDomain(req);
if (domain == null) return;
parent.ipKvmManager.handleIpKvmGet(domain, req, res, next);
});
}
// Setup RDP unless indicated as disabled
if (domain.mstsc !== false) {
obj.app.get(url + 'mstsc.html', function (req, res) { handleMSTSCRequest(req, res, 'mstsc'); });
obj.app.ws(url + 'mstscrelay.ashx', function (ws, req) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'mstsc: failed checks.'); try { ws.close(); } catch (e) { } return; }
// If no user is logged in and we have a default user, set it now.
if ((req.session.userid == null) && (typeof obj.args.user == 'string') && (obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()])) { req.session.userid = 'user/' + domain.id + '/' + obj.args.user.toLowerCase(); }
try { require('./apprelays.js').CreateMstscRelay(obj, obj.db, ws, req, obj.args, domain); } catch (ex) { console.log(ex); }
});
}
// Setup SSH if needed
if (domain.ssh === true) {
obj.app.get(url + 'ssh.html', function (req, res) { handleMSTSCRequest(req, res, 'ssh'); });
obj.app.ws(url + 'sshrelay.ashx', function (ws, req) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'ssh: failed checks.'); try { ws.close(); } catch (e) { } return; }
// If no user is logged in and we have a default user, set it now.
if ((req.session.userid == null) && (typeof obj.args.user == 'string') && (obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()])) { req.session.userid = 'user/' + domain.id + '/' + obj.args.user.toLowerCase(); }
try { require('./apprelays.js').CreateSshRelay(obj, obj.db, ws, req, obj.args, domain); } catch (ex) { console.log(ex); }
});
obj.app.ws(url + 'sshterminalrelay.ashx', function (ws, req) {
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
require('./apprelays.js').CreateSshTerminalRelay(obj, obj.db, ws1, req1, domain, user, cookie, obj.args);
});
});
obj.app.ws(url + 'sshfilesrelay.ashx', function (ws, req) {
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
require('./apprelays.js').CreateSshFilesRelay(obj, obj.db, ws1, req1, domain, user, cookie, obj.args);
});
});
}
// Setup firebase push only server
if ((obj.parent.firebase != null) && (obj.parent.config.firebase)) {
if (obj.parent.config.firebase.pushrelayserver) { parent.debug('email', 'Firebase-pushrelay-handler'); obj.app.post(url + 'firebaserelay.aspx', obj.bodyParser.urlencoded({ extended: false }), handleFirebasePushOnlyRelayRequest); }
if (obj.parent.config.firebase.relayserver) { parent.debug('email', 'Firebase-relay-handler'); obj.app.ws(url + 'firebaserelay.aspx', handleFirebaseRelayRequest); }
}
// Setup auth strategies using passport if needed
if (typeof domain.authstrategies == 'object') {
parent.authLog('setupHTTPHandlers', `Setting up authentication strategies login and callback URLs for ${domain.id == '' ? 'root' : '"' + domain.id + '"'} domain.`);
// Twitter
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.twitter) != 0) {
obj.app.get(url + 'auth-twitter', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('twitter-' + domain.id)(req, res, function (err) { console.log('c1', err, req.session); next(); });
});
obj.app.get(url + 'auth-twitter-callback', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
if ((Object.keys(req.session).length == 0) && (req.query.nmr == null)) {
// This is an empty session likely due to the 302 redirection, redirect again (this is a bit of a hack).
var url = req.url;
if (url.indexOf('?') >= 0) { url += '&nmr=1'; } else { url += '?nmr=1'; } // Add this to the URL to prevent redirect loop.
res.set('Content-Type', 'text/html');
res.end('');
} else {
domain.passport.authenticate('twitter-' + domain.id, { failureRedirect: '/' })(req, res, function (err) { if (err != null) { console.log(err); } next(); });
}
}, handleStrategyLogin);
}
// Google
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.google) != 0) {
obj.app.get(url + 'auth-google', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('google-' + domain.id, { scope: ['profile', 'email'] })(req, res, next);
});
obj.app.get(url + 'auth-google-callback', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('google-' + domain.id, { failureRedirect: '/' })(req, res, function (err) { if (err != null) { console.log(err); } next(); });
}, handleStrategyLogin);
}
// GitHub
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.github) != 0) {
obj.app.get(url + 'auth-github', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('github-' + domain.id, { scope: ['user:email'] })(req, res, next);
});
obj.app.get(url + 'auth-github-callback', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('github-' + domain.id, { failureRedirect: '/' })(req, res, next);
}, handleStrategyLogin);
}
// Azure
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.azure) != 0) {
obj.app.get(url + 'auth-azure', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('azure-' + domain.id, { state: obj.parent.encodeCookie({ 'p': 'azure' }, obj.parent.loginCookieEncryptionKey) })(req, res, next);
});
obj.app.get(url + 'auth-azure-callback', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
if ((Object.keys(req.session).length == 0) && (req.query.nmr == null)) {
// This is an empty session likely due to the 302 redirection, redirect again (this is a bit of a hack).
var url = req.url;
if (url.indexOf('?') >= 0) { url += '&nmr=1'; } else { url += '?nmr=1'; } // Add this to the URL to prevent redirect loop.
res.set('Content-Type', 'text/html');
res.end('');
} else {
if (req.query.state != null) {
var c = obj.parent.decodeCookie(req.query.state, obj.parent.loginCookieEncryptionKey, 10); // 10 minute timeout
if ((c != null) && (c.p == 'azure')) { domain.passport.authenticate('azure-' + domain.id, { failureRedirect: '/' })(req, res, next); return; }
}
next();
}
}, handleStrategyLogin);
}
// Setup OpenID Connect URLs
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.oidc) != 0) {
let authURL = url + 'auth-oidc'
parent.authLog('setupHTTPHandlers', `OIDC: Authorization URL: ${authURL}`);
obj.app.get(authURL, function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate(`oidc-${domain.id}`, { failureRedirect: '/', failureFlash: true })(req, res, next);
});
let redirectPath
if (typeof domain.authstrategies.oidc.client.redirect_uri == 'string') {
redirectPath = (new URL(domain.authstrategies.oidc.client.redirect_uri)).pathname
} else if (Array.isArray(domain.authstrategies.oidc.client.redirect_uris)) {
redirectPath = (new URL(domain.authstrategies.oidc.client.redirect_uris[0])).pathname
} else {
redirectPath = url + 'auth-oidc-callback'
}
parent.authLog('setupHTTPHandlers', `OIDC: Callback URL: ${redirectPath}`);
obj.app.get(redirectPath, obj.bodyParser.urlencoded({ extended: false }), function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate(`oidc-${domain.id}`, { failureRedirect: '/', failureFlash: true })(req, res, next);
}, handleStrategyLogin);
}
// Generic SAML
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.saml) != 0) {
obj.app.get(url + 'auth-saml', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('saml-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
});
obj.app.post(url + 'auth-saml-callback', obj.bodyParser.urlencoded({ extended: false }), function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('saml-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
}, handleStrategyLogin);
}
// Intel SAML
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.intelSaml) != 0) {
obj.app.get(url + 'auth-intel', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('isaml-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
});
obj.app.post(url + 'auth-intel-callback', obj.bodyParser.urlencoded({ extended: false }), function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('isaml-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
}, handleStrategyLogin);
}
// JumpCloud SAML
if ((domain.authstrategies.authStrategyFlags & domainAuthStrategyConsts.jumpCloudSaml) != 0) {
obj.app.get(url + 'auth-jumpcloud', function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('jumpcloud-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
});
obj.app.post(url + 'auth-jumpcloud-callback', obj.bodyParser.urlencoded({ extended: false }), function (req, res, next) {
var domain = getDomain(req);
if (domain.passport == null) { next(); return; }
domain.passport.authenticate('jumpcloud-' + domain.id, { failureRedirect: '/', failureFlash: true })(req, res, next);
}, handleStrategyLogin);
}
}
// Server redirects
if (parent.config.domains[i].redirects) { for (var j in parent.config.domains[i].redirects) { if (j[0] != '_') { obj.app.get(url + j, obj.handleDomainRedirect); } } }
// Server picture
obj.app.get(url + 'serverpic.ashx', function (req, res) {
// Check if we have "server.jpg" in the data folder, if so, use that.
if ((parent.configurationFiles != null) && (parent.configurationFiles['server.png'] != null)) {
res.set({ 'Content-Type': 'image/png' });
res.send(parent.configurationFiles['server.png']);
} else {
// Check if we have "server.jpg" in the data folder, if so, use that.
var p = obj.path.join(obj.parent.datapath, 'server.png');
if (obj.fs.existsSync(p)) {
// Use the data folder server picture
try { res.sendFile(p); } catch (ex) { res.sendStatus(404); }
} else {
var domain = getDomain(req);
if ((domain != null) && (domain.webpublicpath != null) && (obj.fs.existsSync(obj.path.join(domain.webpublicpath, 'images/server-256.png')))) {
// Use the domain server picture
try { res.sendFile(obj.path.join(domain.webpublicpath, 'images/server-256.png')); } catch (ex) { res.sendStatus(404); }
} else if (parent.webPublicOverridePath && obj.fs.existsSync(obj.path.join(obj.parent.webPublicOverridePath, 'images/server-256.png'))) {
// Use the override server picture
try { res.sendFile(obj.path.join(obj.parent.webPublicOverridePath, 'images/server-256.png')); } catch (ex) { res.sendStatus(404); }
} else {
// Use the default server picture
try { res.sendFile(obj.path.join(obj.parent.webPublicPath, 'images/server-256.png')); } catch (ex) { res.sendStatus(404); }
}
}
}
});
// Receive mesh agent connections
obj.app.ws(url + 'agent.ashx', function (ws, req) {
var domain = checkAgentIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'Got agent connection with bad domain or blocked IP address ' + req.clientIp + ', holding.'); return; }
if (domain.agentkey && ((req.query.key == null) || (domain.agentkey.indexOf(req.query.key) == -1))) { return; } // If agent key is required and not provided or not valid, just hold the websocket and do nothing.
//console.log('Agent connect: ' + req.clientIp);
try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, domain); } catch (e) { console.log(e); }
});
// Setup MQTT broker over websocket
if (obj.parent.mqttbroker != null) {
obj.app.ws(url + 'mqtt.ashx', function (ws, req) {
var domain = checkAgentIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'Got agent connection with bad domain or blocked IP address ' + req.clientIp + ', holding.'); return; }
var serialtunnel = SerialTunnel();
serialtunnel.xtransport = 'ws';
serialtunnel.xdomain = domain;
serialtunnel.xip = req.clientIp;
ws.on('message', function (b) { serialtunnel.updateBuffer(Buffer.from(b, 'binary')) });
serialtunnel.forwardwrite = function (b) { ws.send(b, 'binary') }
ws.on('close', function () { serialtunnel.emit('end'); });
obj.parent.mqttbroker.handle(serialtunnel); // Pass socket wrapper to MQTT broker
});
}
// Setup any .well-known folders
var p = obj.parent.path.join(obj.parent.datapath, '.well-known' + ((parent.config.domains[i].id == '') ? '' : ('-' + parent.config.domains[i].id)));
if (obj.parent.fs.existsSync(p)) { obj.app.use(url + '.well-known', obj.express.static(p)); }
// Setup the alternative agent-only port
if (obj.agentapp) {
// Receive mesh agent connections on alternate port
obj.agentapp.ws(url + 'agent.ashx', function (ws, req) {
var domain = checkAgentIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'Got agent connection with bad domain or blocked IP address ' + req.clientIp + ', holding.'); return; }
if (domain.agentkey && ((req.query.key == null) || (domain.agentkey.indexOf(req.query.key) == -1))) { return; } // If agent key is required and not provided or not valid, just hold the websocket and do nothing.
try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, domain); } catch (e) { console.log(e); }
});
// Setup mesh relay on alternative agent-only port
obj.agentapp.ws(url + 'meshrelay.ashx', function (ws, req) {
PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie, authData) {
if (((parent.config.settings.desktopmultiplex === true) || (domain.desktopmultiplex === true)) && (req.query.p == 2)) {
obj.meshDesktopMultiplexHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); // Desktop multiplexor 1-to-n
} else {
obj.meshRelayHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); // Normal relay 1-to-1
}
});
});
// Allows agents to transfer files
obj.agentapp.ws(url + 'devicefile.ashx', function (ws, req) { obj.meshDeviceFileHandler.CreateMeshDeviceFile(obj, ws, null, req, domain); });
// Setup agent to/from server file transfer handler
obj.agentapp.ws(url + 'agenttransfer.ashx', handleAgentFileTransfer); // Setup agent to/from server file transfer handler
// Setup agent downloads for meshcore updates
obj.agentapp.get(url + 'meshagents', obj.handleMeshAgentRequest);
}
// Setup web relay on this web server if needed
// We set this up when a DNS name is used as a web relay instead of a port
if (obj.args.relaydns != null) {
obj.webRelayRouter = require('express').Router();
// This is the magic URL that will setup the relay session
obj.webRelayRouter.get('/control-redirect.ashx', function (req, res, next) {
if (obj.args.relaydns.indexOf(req.hostname) == -1) { res.sendStatus(404); return; }
if ((req.session.userid == null) && obj.args.user && obj.users['user//' + obj.args.user.toLowerCase()]) { req.session.userid = 'user//' + obj.args.user.toLowerCase(); } // Use a default user if needed
res.set({ 'Cache-Control': 'no-store' });
parent.debug('web', 'webRelaySetup');
// Decode the relay cookie
if (req.query.c == null) { res.sendStatus(404); return; }
// Decode and check if this relay cookie is valid
var userid, domainid, domain, nodeid, addr, port, appid, webSessionId, expire, publicid;
const urlCookie = obj.parent.decodeCookie(req.query.c, parent.loginCookieEncryptionKey, 32); // Allow cookies up to 32 minutes old. The web page will renew this cookie every 30 minutes.
if (urlCookie == null) { res.sendStatus(404); return; }
// Decode the incoming cookie
if ((urlCookie.ruserid != null) && (urlCookie.x != null)) {
if (parent.webserver.destroyedSessions[urlCookie.ruserid + '/' + urlCookie.x] != null) { res.sendStatus(404); return; }
// This is a standard user, figure out what our web relay will be.
if (req.session.x != urlCookie.x) { req.session.x = urlCookie.x; } // Set the sessionid if missing
if (req.session.userid != urlCookie.ruserid) { req.session.userid = urlCookie.ruserid; } // Set the session userid if missing
if (req.session.z) { delete req.session.z; } // Clear the web relay guest session
userid = req.session.userid;
domainid = userid.split('/')[1];
domain = parent.config.domains[domainid];
nodeid = ((req.query.relayid != null) ? req.query.relayid : req.query.n);
addr = (req.query.addr != null) ? req.query.addr : '127.0.0.1';
port = parseInt(req.query.p);
appid = parseInt(req.query.appid);
webSessionId = req.session.userid + '/' + req.session.x;
// Check that all the required arguments are present
if ((req.session.userid == null) || (req.session.x == null) || (req.query.n == null) || (req.query.p == null) || (parent.webserver.destroyedSessions[webSessionId] != null) || ((req.query.appid != 1) && (req.query.appid != 2))) { res.redirect('/'); return; }
} else if (urlCookie.r == 8) {
// This is a guest user, figure out what our web relay will be.
userid = urlCookie.userid;
domainid = userid.split('/')[1];
domain = parent.config.domains[domainid];
nodeid = urlCookie.nid;
addr = (urlCookie.addr != null) ? urlCookie.addr : '127.0.0.1';
port = urlCookie.port;
appid = (urlCookie.p == 16) ? 2 : 1; // appid: 1 = HTTP, 2 = HTTPS
webSessionId = userid + '/' + urlCookie.pid;
publicid = urlCookie.pid;
if (req.session.x) { delete req.session.x; } // Clear the web relay sessionid
if (req.session.userid) { delete req.session.userid; } // Clear the web relay userid
if (req.session.z != webSessionId) { req.session.z = webSessionId; } // Set the web relay guest session
expire = urlCookie.expire;
if ((expire != null) && (expire <= Date.now())) { parent.debug('webrelay', 'expired link'); res.sendStatus(404); return; }
}
// No session identifier was setup, exit now
if (webSessionId == null) { res.sendStatus(404); return; }
// Check that we have an exact session on any of the relay DNS names
var xrelaySessionId, xrelaySession, freeRelayHost, oldestRelayTime, oldestRelayHost;
for (var hostIndex in obj.args.relaydns) {
const host = obj.args.relaydns[hostIndex];
xrelaySessionId = webSessionId + '/' + host;
xrelaySession = webRelaySessions[xrelaySessionId];
if (xrelaySession == null) {
// We found an unused hostname, save this as it could be useful.
if (freeRelayHost == null) { freeRelayHost = host; }
} else {
// Check if we already have a relay session that matches exactly what we want
if ((xrelaySession.domain.id == domain.id) && (xrelaySession.userid == userid) && (xrelaySession.nodeid == nodeid) && (xrelaySession.addr == addr) && (xrelaySession.port == port) && (xrelaySession.appid == appid)) {
// We found an exact match, we are all setup already, redirect to root of that DNS name
if (host == req.hostname) {
// Request was made on the same host, redirect to root.
res.redirect('/');
} else {
// Request was made to a different host
const httpport = ((args.aliasport != null) ? args.aliasport : args.port);
res.redirect('https://' + host + ((httpport != 443) ? (':' + httpport) : '') + '/');
}
return;
}
// Keep a record of the oldest web relay session, this could be useful.
if (oldestRelayHost == null) {
// Oldest host not set yet, set it
oldestRelayHost = host;
oldestRelayTime = xrelaySession.lastOperation;
} else {
// Check if this host is older then oldest so far
if (oldestRelayTime > xrelaySession.lastOperation) {
oldestRelayHost = host;
oldestRelayTime = xrelaySession.lastOperation;
}
}
}
}
// Check that the user has rights to access this device
parent.webserver.GetNodeWithRights(domain, userid, nodeid, function (node, rights, visible) {
// If there is no remote control or relay rights, reject this web relay
if ((rights & 0x00200008) == 0) { res.sendStatus(404); return; } // MESHRIGHT_REMOTECONTROL or MESHRIGHT_RELAY
// Check if there is a free relay DNS name we can use
var selectedHost = null;
if (freeRelayHost != null) {
// There is a free one, use it.
selectedHost = freeRelayHost;
} else {
// No free ones, close the oldest one
selectedHost = oldestRelayHost;
}
xrelaySessionId = webSessionId + '/' + selectedHost;
if (selectedHost == req.hostname) {
// If this web relay session id is not free, close it now
xrelaySession = webRelaySessions[xrelaySessionId];
if (xrelaySession != null) { xrelaySession.close(); delete webRelaySessions[xrelaySessionId]; }
// Create a web relay session
const relaySession = require('./apprelays.js').CreateWebRelaySession(obj, db, req, args, domain, userid, nodeid, addr, port, appid, xrelaySessionId, expire, node.mtype);
relaySession.xpublicid = publicid;
relaySession.onclose = function (sessionId) {
// Remove the relay session
delete webRelaySessions[sessionId];
// If there are not more relay sessions, clear the cleanup timer
if ((Object.keys(webRelaySessions).length == 0) && (obj.cleanupTimer != null)) { clearInterval(webRelayCleanupTimer); obj.cleanupTimer = null; }
}
// Set the multi-tunnel session
webRelaySessions[xrelaySessionId] = relaySession;
// Setup the cleanup timer if needed
if (obj.cleanupTimer == null) { webRelayCleanupTimer = setInterval(checkWebRelaySessionsTimeout, 10000); }
// Redirect to root.
res.redirect('/');
} else {
if (req.query.noredirect != null) {
// No redirects allowed, fail here. This is important to make sure there is no redirect cascades
res.sendStatus(404);
} else {
// Request was made to a different host, redirect using the full URL so an HTTP cookie can be created on the other DNS name.
const httpport = ((args.aliasport != null) ? args.aliasport : args.port);
res.redirect('https://' + selectedHost + ((httpport != 443) ? (':' + httpport) : '') + req.url + '&noredirect=1');
}
}
});
});
// Handle all incoming requests as web relays
obj.webRelayRouter.get('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
// Handle all incoming requests as web relays
obj.webRelayRouter.post('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
// Handle all incoming requests as web relays
obj.webRelayRouter.put('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
// Handle all incoming requests as web relays
obj.webRelayRouter.delete('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
// Handle all incoming requests as web relays
obj.webRelayRouter.options('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
// Handle all incoming requests as web relays
obj.webRelayRouter.head('/*', function (req, res) { try { handleWebRelayRequest(req, res); } catch (ex) { console.log(ex); } })
}
// Indicates to ExpressJS that the override public folder should be used to serve static files.
if (parent.config.domains[i].webpublicpath != null) {
// Use domain public path
obj.app.use(url, obj.express.static(parent.config.domains[i].webpublicpath));
} else if (obj.parent.webPublicOverridePath != null) {
// Use override path
obj.app.use(url, obj.express.static(obj.parent.webPublicOverridePath));
}
// Indicates to ExpressJS that the default public folder should be used to serve static files.
obj.app.use(url, obj.express.static(obj.parent.webPublicPath));
// Start regular disconnection list flush every 2 minutes.
obj.wsagentsDisconnectionsTimer = setInterval(function () { obj.wsagentsDisconnections = {}; }, 120000);
}
}
function finalizeWebserver() {
// Setup all HTTP handlers
setupHTTPHandlers()
// Handle 404 error
if (obj.args.nice404 !== false) {
obj.app.use(function (req, res, next) {
parent.debug('web', '404 Error ' + req.url);
var domain = getDomain(req);
if ((domain == null) || (domain.auth == 'sspi')) { res.sendStatus(404); return; }
if ((domain.loginkey != null) && (domain.loginkey.indexOf(req.query.key) == -1)) { res.sendStatus(404); return; } // Check 3FA URL
const cspNonce = obj.crypto.randomBytes(15).toString('base64');
res.set({ 'Content-Security-Policy': "default-src 'none'; script-src 'self' 'nonce-" + cspNonce + "'; img-src 'self'; style-src 'self' 'nonce-" + cspNonce + "';" }); // This page supports very tight CSP policy
res.status(404).render(getRenderPage((domain.sitestyle == 2) ? 'error4042' : 'error404', req, domain), getRenderArgs({ cspNonce: cspNonce }, req, domain));
});
}
// Start server on a free port.
CheckListenPort(obj.args.port, obj.args.portbind, StartWebServer);
// Start on a second agent-only alternative port if needed.
if (obj.args.agentport) { CheckListenPort(obj.args.agentport, obj.args.agentportbind, StartAltWebServer); }
// We are done starting the web server.
if (doneFunc) doneFunc();
}
}
// Auth strategy flags
const domainAuthStrategyConsts = {
twitter: 1,
google: 2,
github: 3,
reddit: 8, // Deprecated
azure: 16,
oidc: 32,
saml: 64,
intelSaml: 128,
jumpCloudSaml: 256
}
// Setup auth strategies for a domain
async function setupDomainAuthStrategy(domain) {
// Return binary flags representing all auth strategies that have been setup
let authStrategyFlags = 0;
// Setup auth strategies using passport if needed
if (typeof domain.authstrategies != 'object') return authStrategyFlags;
const url = domain.url
const passport = domain.passport = require('passport');
passport.serializeUser(function (user, done) { done(null, user.sid); });
passport.deserializeUser(function (sid, done) { done(null, { sid: sid }); });
obj.app.use(passport.initialize());
// Twitter
if ((typeof domain.authstrategies.twitter == 'object') && (typeof domain.authstrategies.twitter.clientid == 'string') && (typeof domain.authstrategies.twitter.clientsecret == 'string')) {
const TwitterStrategy = require('passport-twitter');
let options = { consumerKey: domain.authstrategies.twitter.clientid, consumerSecret: domain.authstrategies.twitter.clientsecret };
if (typeof domain.authstrategies.twitter.callbackurl == 'string') { options.callbackURL = domain.authstrategies.twitter.callbackurl; } else { options.callbackURL = url + 'auth-twitter-callback'; }
parent.authLog('setupDomainAuthStrategy', 'Adding Twitter SSO with options: ' + JSON.stringify(options));
passport.use('twitter-' + domain.id, new TwitterStrategy(options,
function (token, tokenSecret, profile, cb) {
parent.authLog('setupDomainAuthStrategy', 'Twitter profile: ' + JSON.stringify(profile));
var user = { sid: '~twitter:' + profile.id, name: profile.displayName, strategy: 'twitter' };
if ((typeof profile.emails == 'object') && (profile.emails[0] != null) && (typeof profile.emails[0].value == 'string')) { user.email = profile.emails[0].value; }
return cb(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.twitter;
}
// Google
if ((typeof domain.authstrategies.google == 'object') && (typeof domain.authstrategies.google.clientid == 'string') && (typeof domain.authstrategies.google.clientsecret == 'string')) {
const GoogleStrategy = require('passport-google-oauth20');
let options = { clientID: domain.authstrategies.google.clientid, clientSecret: domain.authstrategies.google.clientsecret };
if (typeof domain.authstrategies.google.callbackurl == 'string') { options.callbackURL = domain.authstrategies.google.callbackurl; } else { options.callbackURL = url + 'auth-google-callback'; }
parent.authLog('setupDomainAuthStrategy', 'Adding Google SSO with options: ' + JSON.stringify(options));
passport.use('google-' + domain.id, new GoogleStrategy(options,
function (token, tokenSecret, profile, cb) {
parent.authLog('setupDomainAuthStrategy', 'Google profile: ' + JSON.stringify(profile));
var user = { sid: '~google:' + profile.id, name: profile.displayName, strategy: 'google' };
if ((typeof profile.emails == 'object') && (profile.emails[0] != null) && (typeof profile.emails[0].value == 'string') && (profile.emails[0].verified == true)) { user.email = profile.emails[0].value; }
return cb(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.google;
}
// Github
if ((typeof domain.authstrategies.github == 'object') && (typeof domain.authstrategies.github.clientid == 'string') && (typeof domain.authstrategies.github.clientsecret == 'string')) {
const GitHubStrategy = require('passport-github2');
let options = { clientID: domain.authstrategies.github.clientid, clientSecret: domain.authstrategies.github.clientsecret };
if (typeof domain.authstrategies.github.callbackurl == 'string') { options.callbackURL = domain.authstrategies.github.callbackurl; } else { options.callbackURL = url + 'auth-github-callback'; }
parent.authLog('setupDomainAuthStrategy', 'Adding Github SSO with options: ' + JSON.stringify(options));
passport.use('github-' + domain.id, new GitHubStrategy(options,
function (token, tokenSecret, profile, cb) {
parent.authLog('setupDomainAuthStrategy', 'Github profile: ' + JSON.stringify(profile));
var user = { sid: '~github:' + profile.id, name: profile.displayName, strategy: 'github' };
if ((typeof profile.emails == 'object') && (profile.emails[0] != null) && (typeof profile.emails[0].value == 'string')) { user.email = profile.emails[0].value; }
return cb(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.github;
}
// Azure
if ((typeof domain.authstrategies.azure == 'object') && (typeof domain.authstrategies.azure.clientid == 'string') && (typeof domain.authstrategies.azure.clientsecret == 'string')) {
const AzureOAuth2Strategy = require('passport-azure-oauth2');
let options = { clientID: domain.authstrategies.azure.clientid, clientSecret: domain.authstrategies.azure.clientsecret, tenant: domain.authstrategies.azure.tenantid };
if (typeof domain.authstrategies.azure.callbackurl == 'string') { options.callbackURL = domain.authstrategies.azure.callbackurl; } else { options.callbackURL = url + 'auth-azure-callback'; }
parent.authLog('setupDomainAuthStrategy', 'Adding Azure SSO with options: ' + JSON.stringify(options));
passport.use('azure-' + domain.id, new AzureOAuth2Strategy(options,
function (accessToken, refreshtoken, params, profile, done) {
var userex = null;
try { userex = require('jwt-simple').decode(params.id_token, '', true); } catch (ex) { }
parent.authLog('setupDomainAuthStrategy', 'Azure profile: ' + JSON.stringify(userex));
var user = null;
if (userex != null) {
var user = { sid: '~azure:' + userex.unique_name, name: userex.name, strategy: 'azure' };
if (typeof userex.email == 'string') { user.email = userex.email; }
}
return done(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.azure;
}
// Generic SAML
if (typeof domain.authstrategies.saml == 'object') {
if ((typeof domain.authstrategies.saml.cert != 'string') || (typeof domain.authstrategies.saml.idpurl != 'string')) {
parent.debug('error', 'Missing SAML configuration.');
} else {
const certPath = obj.common.joinPath(obj.parent.datapath, domain.authstrategies.saml.cert);
var cert = obj.fs.readFileSync(certPath);
if (cert == null) {
parent.debug('error', 'Unable to read SAML IdP certificate: ' + domain.authstrategies.saml.cert);
} else {
var options = { entryPoint: domain.authstrategies.saml.idpurl, issuer: 'meshcentral' };
if (typeof domain.authstrategies.saml.callbackurl == 'string') { options.callbackUrl = domain.authstrategies.saml.callbackurl; } else { options.callbackUrl = url + 'auth-saml-callback'; }
if (domain.authstrategies.saml.disablerequestedauthncontext != null) { options.disableRequestedAuthnContext = domain.authstrategies.saml.disablerequestedauthncontext; }
if (typeof domain.authstrategies.saml.entityid == 'string') { options.issuer = domain.authstrategies.saml.entityid; }
parent.authLog('setupDomainAuthStrategy', 'Adding SAML SSO with options: ' + JSON.stringify(options));
options.cert = cert.toString().split('-----BEGIN CERTIFICATE-----').join('').split('-----END CERTIFICATE-----').join('');
const SamlStrategy = require('passport-saml').Strategy;
passport.use('saml-' + domain.id, new SamlStrategy(options,
function (profile, done) {
parent.authLog('setupDomainAuthStrategy', 'SAML profile: ' + JSON.stringify(profile));
if (typeof profile.nameID != 'string') { return done(); }
var user = { sid: '~saml:' + profile.nameID, name: profile.nameID, strategy: 'saml' };
if (typeof profile.displayname == 'string') {
user.name = profile.displayname;
} else if ((typeof profile.firstname == 'string') && (typeof profile.lastname == 'string')) {
user.name = profile.firstname + ' ' + profile.lastname;
}
if (typeof profile.email == 'string') { user.email = profile.email; }
return done(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.saml
}
}
}
// Intel SAML
if (typeof domain.authstrategies.intel == 'object') {
if ((typeof domain.authstrategies.intel.cert != 'string') || (typeof domain.authstrategies.intel.idpurl != 'string')) {
parent.debug('error', 'Missing Intel SAML configuration.');
} else {
var cert = obj.fs.readFileSync(obj.common.joinPath(obj.parent.datapath, domain.authstrategies.intel.cert));
if (cert == null) {
parent.debug('error', 'Unable to read Intel SAML IdP certificate: ' + domain.authstrategies.intel.cert);
} else {
var options = { entryPoint: domain.authstrategies.intel.idpurl, issuer: 'meshcentral' };
if (typeof domain.authstrategies.intel.callbackurl == 'string') { options.callbackUrl = domain.authstrategies.intel.callbackurl; } else { options.callbackUrl = url + 'auth-intel-callback'; }
if (domain.authstrategies.intel.disablerequestedauthncontext != null) { options.disableRequestedAuthnContext = domain.authstrategies.intel.disablerequestedauthncontext; }
if (typeof domain.authstrategies.intel.entityid == 'string') { options.issuer = domain.authstrategies.intel.entityid; }
parent.authLog('setupDomainAuthStrategy', 'Adding Intel SSO with options: ' + JSON.stringify(options));
options.cert = cert.toString().split('-----BEGIN CERTIFICATE-----').join('').split('-----END CERTIFICATE-----').join('');
const SamlStrategy = require('passport-saml').Strategy;
passport.use('isaml-' + domain.id, new SamlStrategy(options,
function (profile, done) {
parent.authLog('setupDomainAuthStrategy', 'Intel profile: ' + JSON.stringify(profile));
if (typeof profile.nameID != 'string') { return done(); }
var user = { sid: '~intel:' + profile.nameID, name: profile.nameID, strategy: 'intel' };
if ((typeof profile.firstname == 'string') && (typeof profile.lastname == 'string')) { user.name = profile.firstname + ' ' + profile.lastname; }
else if ((typeof profile.FirstName == 'string') && (typeof profile.LastName == 'string')) { user.name = profile.FirstName + ' ' + profile.LastName; }
if (typeof profile.email == 'string') { user.email = profile.email; }
else if (typeof profile.EmailAddress == 'string') { user.email = profile.EmailAddress; }
return done(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.intelSaml
}
}
}
// JumpCloud SAML
if (typeof domain.authstrategies.jumpcloud == 'object') {
if ((typeof domain.authstrategies.jumpcloud.cert != 'string') || (typeof domain.authstrategies.jumpcloud.idpurl != 'string')) {
parent.debug('error', 'Missing JumpCloud SAML configuration.');
} else {
var cert = obj.fs.readFileSync(obj.common.joinPath(obj.parent.datapath, domain.authstrategies.jumpcloud.cert));
if (cert == null) {
parent.debug('error', 'Unable to read JumpCloud IdP certificate: ' + domain.authstrategies.jumpcloud.cert);
} else {
var options = { entryPoint: domain.authstrategies.jumpcloud.idpurl, issuer: 'meshcentral' };
if (typeof domain.authstrategies.jumpcloud.callbackurl == 'string') { options.callbackUrl = domain.authstrategies.jumpcloud.callbackurl; } else { options.callbackUrl = url + 'auth-jumpcloud-callback'; }
if (typeof domain.authstrategies.jumpcloud.entityid == 'string') { options.issuer = domain.authstrategies.jumpcloud.entityid; }
parent.authLog('setupDomainAuthStrategy', 'Adding JumpCloud SSO with options: ' + JSON.stringify(options));
options.cert = cert.toString().split('-----BEGIN CERTIFICATE-----').join('').split('-----END CERTIFICATE-----').join('');
const SamlStrategy = require('passport-saml').Strategy;
passport.use('jumpcloud-' + domain.id, new SamlStrategy(options,
function (profile, done) {
parent.authLog('setupDomainAuthStrategy', 'JumpCloud profile: ' + JSON.stringify(profile));
if (typeof profile.nameID != 'string') { return done(); }
var user = { sid: '~jumpcloud:' + profile.nameID, name: profile.nameID, strategy: 'jumpcloud' };
if ((typeof profile.firstname == 'string') && (typeof profile.lastname == 'string')) { user.name = profile.firstname + ' ' + profile.lastname; }
if (typeof profile.email == 'string') { user.email = profile.email; }
return done(null, user);
}
));
authStrategyFlags |= domainAuthStrategyConsts.jumpCloudSaml
}
}
}
// Setup OpenID Connect Authentication Strategy
if (obj.common.validateObject(domain.authstrategies.oidc)) {
parent.authLog('setupDomainAuthStrategy', `OIDC: Setting up strategy for domain: ${domain.id == null ? 'default' : domain.id}`);
// Ensure required objects exist
let initStrategy = domain.authstrategies.oidc
if (typeof initStrategy.issuer == 'string') { initStrategy.issuer = { 'issuer': initStrategy.issuer } }
let strategy = migrateOldConfigs(Object.assign({ 'client': {}, 'issuer': {}, 'options': {}, 'custom': {}, 'obj': { 'openidClient': require('openid-client') } }, initStrategy))
let preset = obj.common.validateString(strategy.custom.preset) ? strategy.custom.preset : null
if (!preset) {
if (typeof strategy.custom.tenant_id == 'string') { strategy.custom.preset = preset = 'azure' }
if (strategy.custom.customer_id || strategy.custom.identitysource || strategy.client.client_id.split('.')[2] == 'googleusercontent') { strategy.custom.preset = preset = 'google' }
}
// Check issuer url
let presetIssuer
if (preset == 'azure') { presetIssuer = 'https://login.microsoftonline.com/' + strategy.custom.tenant_id + '/v2.0'; }
if (preset == 'google') { presetIssuer = 'https://accounts.google.com'; }
if (!obj.common.validateString(strategy.issuer.issuer)) {
if (!preset) {
let error = new Error('OIDC: Missing issuer URI.');
parent.authLog('error', `${error.message} STRATEGY: ${JSON.stringify(strategy)}`);
throw error;
} else {
strategy.issuer.issuer = presetIssuer
parent.authLog('setupDomainAuthStrategy', `OIDC: PRESET: ${preset.toUpperCase()}: Using preset issuer: ${presetIssuer}`);
}
} else if ((typeof strategy.issuer.issuer == 'string') && (typeof strategy.custom.preset == 'string')) {
let error = new Error(`OIDC: PRESET: ${strategy.custom.preset.toUpperCase()}: PRESET OVERRIDDEN: CONFIG ISSUER: ${strategy.issuer.issuer} PRESET ISSUER: ${presetIssuer}`);
parent.authLog('setupDomainAuthStrategy', error.message);
console.warn(error)
}
// Setup Strategy Options
strategy.custom.scope = obj.common.convertStrArray(strategy.custom.scope, ' ')
if (strategy.custom.scope.length > 1) {
strategy.options = Object.assign(strategy.options, { 'params': { 'scope': strategy.custom.scope } })
} else {
strategy.options = Object.assign(strategy.options, { 'params': { 'scope': ['openid', 'profile', 'email'] } })
}
if (typeof strategy.groups == 'object') {
let groupScope = strategy.groups.scope || null
if (groupScope == null) {
if (preset == 'azure') { groupScope = 'Group.Read.All' }
if (preset == 'google') { groupScope = 'https://www.googleapis.com/auth/cloud-identity.groups.readonly' }
if (typeof preset != 'string') { groupScope = 'groups' }
}
strategy.options.params.scope.push(groupScope)
}
strategy.options.params.scope = strategy.options.params.scope.join(' ')
// Discover additional information if available, use endpoints from config if present
let issuer
try {
parent.authLog('setupDomainAuthStrategy', `OIDC: Discovering Issuer Endpoints: ${strategy.issuer.issuer}`);
issuer = await strategy.obj.openidClient.Issuer.discover(strategy.issuer.issuer);
} catch (err) {
let error = new Error('OIDC: Discovery failed.', { cause: err });
parent.authLog('setupDomainAuthStrategy', `ERROR: ${JSON.stringify(error)} ISSUER_URI: ${strategy.issuer.issuer}`);
throw error
}
if (Object.keys(strategy.issuer).length > 1) {
parent.authLog('setupDomainAuthStrategy', `OIDC: Adding Issuer Metadata: ${JSON.stringify(strategy.issuer)}`);
issuer = new strategy.obj.openidClient.Issuer(Object.assign(issuer?.metadata, strategy.issuer));
}
strategy.issuer = issuer?.metadata
strategy.obj.issuer = issuer
// Make sure redirect_uri and post_logout_redirect_uri exist before continuing
if (!strategy.client.redirect_uri) {
strategy.client.redirect_uri = 'https://' + parent.config.settings.cert + url + 'auth-oidc-callback';
}
if (!strategy.client.post_logout_redirect_uri) {
strategy.client.post_logout_redirect_uri = 'https://' + parent.config.settings.cert + url + 'login';
}
// Create client and overwrite in options
let client = new issuer.Client(strategy.client)
strategy.options = Object.assign(strategy.options, { 'client': client });
strategy.client = client.metadata
strategy.obj.client = client
// Setup strategy and save configs for later
passport.use('oidc-' + domain.id, new strategy.obj.openidClient.Strategy(strategy.options, oidcCallback));
parent.config.domains[domain.id].authstrategies.oidc = strategy;
parent.debug('verbose', 'OIDC: Saved Configuration: ' + JSON.stringify(strategy));
if (preset) { parent.authLog('setupDomainAuthStrategy', 'OIDC: ' + preset.toUpperCase() + ': Setup Complete'); }
else { parent.authLog('setupDomainAuthStrategy', 'OIDC: Setup Complete'); }
authStrategyFlags |= domainAuthStrategyConsts.oidc
function migrateOldConfigs(strategy) {
let oldConfigs = {
'client': {
'clientid': 'client_id',
'clientsecret': 'client_secret',
'callbackurl': 'redirect_uri'
},
'issuer': {
'authorizationurl': 'authorization_endpoint',
'tokenurl': 'token_endpoint',
'userinfourl': 'userinfo_endpoint'
},
'custom': {
'tenantid': 'tenant_id',
'customerid': 'customer_id'
}
}
for (var type in oldConfigs) {
for (const [key, value] of Object.entries(oldConfigs[type])) {
if (Object.hasOwn(strategy, key)) {
if (strategy[type][value] && obj.common.validateString(strategy[type][value])) {
let error = new Error('OIDC: OLD CONFIG: Config conflict, new config overrides old config');
parent.authLog('migrateOldConfigs', `${JSON.stringify(error)} OLD CONFIG: ${key}: ${strategy[key]} NEW CONFIG: ${value}:${strategy[type][value]}`);
} else {
parent.authLog('migrateOldConfigs', `OIDC: OLD CONFIG: Moving old config to new location. strategy.${key} => strategy.${type}.${value}`);
strategy[type][value] = strategy[key];
}
delete strategy[key]
}
}
}
if (typeof strategy.scope == 'string') {
if (!strategy.custom.scope) {
strategy.custom.scope = strategy.scope;
strategy.options.params = { 'scope': strategy.scope };
parent.authLog('migrateOldConfigs', `OIDC: OLD CONFIG: Moving old config to new location. strategy.scope => strategy.custom.scope`);
} else {
let error = new Error('OIDC: OLD CONFIG: Config conflict, using new config values.');
parent.authLog('migrateOldConfigs', `${error.message} OLD CONFIG: strategy.scope: ${strategy.scope} NEW CONFIG: strategy.custom.scope:${strategy.custom.scope}`);
parent.debug('warning', error.message)
}
delete strategy.scope
}
return strategy
}
// Callback function must be able to grab info from API's using the access token, would prefer to use the token here.
function oidcCallback(tokenset, profile, verified) {
// Initialize user object
let user = { 'strategy': 'oidc' }
let claims = obj.common.validateObject(strategy.custom.claims) ? strategy.custom.claims : null
user.sid = obj.common.validateString(profile.sub) ? '~oidc:' + profile.sub : null
user.name = obj.common.validateString(profile.name) ? profile.name : null
user.email = obj.common.validateString(profile.email) ? profile.email : null
if (claims != null) {
user.sid = obj.common.validateString(profile[claims.uuid]) ? '~oidc:' + profile[claims.uuid] : user.sid
user.name = obj.common.validateString(profile[claims.name]) ? profile[claims.name] : user.name
user.email = obj.common.validateString(profile[claims.email]) ? profile[claims.email] : user.email
}
user.emailVerified = profile.email_verified ? profile.email_verified : obj.common.validateEmail(user.email),
user.groups = obj.common.validateStrArray(profile.groups, 1) ? profile.groups : null
user.preset = obj.common.validateString(strategy.custom.preset) ? strategy.custom.preset : null
if (obj.common.validateString(strategy.groups.claim)) {
user.groups = obj.common.validateStrArray(profile[strategy.groups.claim], 1) ? profile[strategy.groups.claim] : null
}
// Setup end session enpoint if not already configured this requires an auth token
try {
if (!strategy.issuer.end_session_endpoint) {
strategy.issuer.end_session_endpoint = strategy.obj.client.endSessionUrl({ 'id_token_hint': tokenset })
parent.authLog('oidcCallback', `OIDC: Discovered end_session_endpoint: ${strategy.issuer.end_session_endpoint}`);
}
} catch (err) {
let error = new Error('OIDC: Discovering end_session_endpoint failed. Using Default.', { cause: err });
strategy.issuer.end_session_endpoint = strategy.issuer.issuer + '/logout';
parent.debug('error', `${error.message} end_session_endpoint: ${strategy.issuer.end_session_endpoint} post_logout_redirect_uri: ${strategy.client.post_logout_redirect_uri} TOKENSET: ${JSON.stringify(tokenset)}`);
parent.authLog('oidcCallback', error.message);
}
// Setup presets and groups, get groups from API if needed then return
if (strategy.groups && typeof user.preset == 'string') {
getGroups(user.preset, tokenset).then((groups) => {
user = Object.assign(user, { 'groups': groups });
return verified(null, user);
}).catch((err) => {
let error = new Error('OIDC: GROUPS: No groups found due to error:', { cause: err });
parent.debug('error', `${JSON.stringify(error)}`);
parent.authLog('oidcCallback', error.message);
user.groups = [];
return verified(null, user);
});
} else {
return verified(null, user);
}
async function getGroups(preset, tokenset) {
let url = '';
if (preset == 'azure') { url = strategy.groups.recursive == true ? 'https://graph.microsoft.com/v1.0/me/transitiveMemberOf' : 'https://graph.microsoft.com/v1.0/me/memberOf'; }
if (preset == 'google') { url = strategy.custom.customer_id ? 'https://cloudidentity.googleapis.com/v1/groups?parent=customers/' + strategy.custom.customer_id : strategy.custom.identitysource ? 'https://cloudidentity.googleapis.com/v1/groups?parent=identitysources/' + strategy.custom.identitysource : null; }
return new Promise((resolve, reject) => {
const options = {
'headers': { authorization: 'Bearer ' + tokenset.access_token }
}
const req = require('https').get(url, options, (res) => {
let data = []
res.on('data', (chunk) => {
data.push(chunk);
});
res.on('end', () => {
if (res.statusCode < 200 || res.statusCode >= 300) {
let error = new Error('OIDC: GROUPS: Bad response code from API, statusCode: ' + res.statusCode);
parent.authLog('getGroups', `ERROR: ${error.message} URL: ${url} OPTIONS: ${JSON.stringify(options)}`);
console.error(error);
reject(error);
}
if (data.length == 0) {
let error = new Error('OIDC: GROUPS: Getting groups from API failed, request returned no data in response.');
parent.authLog('getGroups', `ERROR: ${error.message} URL: ${url} OPTIONS: ${JSON.stringify(options)}`);
console.error(error);
reject(error);
}
try {
if (Buffer.isBuffer(data[0])) {
data = Buffer.concat(data);
data = data.toString();
} else { // else if (typeof data[0] == 'string')
data = data.join();
}
} catch (err) {
let error = new Error('OIDC: GROUPS: Getting groups from API failed. Error joining response data.', { cause: err });
parent.authLog('getGroups', `ERROR: ${error.message} URL: ${url} OPTIONS: ${JSON.stringify(options)}`);
console.error(error);
reject(error);
}
if (preset == 'azure') {
data = JSON.parse(data);
if (data.error) {
let error = new Error('OIDC: GROUPS: Getting groups from API failed. Error joining response data.', { cause: data.error });
parent.authLog('getGroups', `ERROR: ${error.message} URL: ${url} OPTIONS: ${JSON.stringify(options)}`);
console.error(error);
reject(error);
}
data = data.value;
}
if (preset == 'google') {
data = data.split('\n');
data = data.join('');
data = JSON.parse(data);
data = data.groups;
}
let groups = []
for (var i in data) {
if (typeof data[i].displayName == 'string') {
groups.push(data[i].displayName);
}
}
if (groups.length == 0) {
let warn = new Error('OIDC: GROUPS: No groups returned from API.');
parent.authLog('getGroups', `WARN: ${warn.message} DATA: ${data}`);
console.warn(warn);
resolve(groups);
} else {
resolve(groups);
}
});
});
req.on('error', (err) => {
let error = new Error('OIDC: GROUPS: Request error.', { cause: err });
parent.authLog('getGroups', `ERROR: ${error.message} URL: ${url} OPTIONS: ${JSON.stringify(options)}`);
console.error(error);
reject(error);
});
req.end();
});
}
}
}
return authStrategyFlags;
}
// Handle an incoming request as a web relay
function handleWebRelayRequest(req, res) {
var webRelaySessionId = null;
if ((req.session.userid != null) && (req.session.x != null)) { webRelaySessionId = req.session.userid + '/' + req.session.x; }
else if (req.session.z != null) { webRelaySessionId = req.session.z; }
if ((webRelaySessionId != null) && (obj.destroyedSessions[webRelaySessionId] == null)) {
var relaySession = webRelaySessions[webRelaySessionId + '/' + req.hostname];
if (relaySession != null) {
// The web relay session is valid, use it
relaySession.handleRequest(req, res);
} else {
// No web relay session with this relay identifier, close the HTTP request.
res.sendStatus(404);
}
} else {
// The user is not logged in or does not have a relay identifier, close the HTTP request.
res.sendStatus(404);
}
}
// Handle an incoming websocket connection as a web relay
function handleWebRelayWebSocket(ws, req) {
var webRelaySessionId = null;
if ((req.session.userid != null) && (req.session.x != null)) { webRelaySessionId = req.session.userid + '/' + req.session.x; }
else if (req.session.z != null) { webRelaySessionId = req.session.z; }
if ((webRelaySessionId != null) && (obj.destroyedSessions[webRelaySessionId] == null)) {
var relaySession = webRelaySessions[webRelaySessionId + '/' + req.hostname];
if (relaySession != null) {
// The multi-tunnel session is valid, use it
relaySession.handleWebSocket(ws, req);
} else {
// No multi-tunnel session with this relay identifier, close the websocket.
ws.close();
}
} else {
// The user is not logged in or does not have a relay identifier, close the websocket.
ws.close();
}
}
// Perform server inner authentication
// This is a type of server authentication where the client will open the socket regardless of the TLS certificate and request that the server
// sign a client nonce with the server agent cert and return the response. Only after that will the client send the client authentication username
// and password or authentication cookie.
function PerformWSSessionInnerAuth(ws, req, domain, func) {
// When data is received from the web socket
ws.on('message', function (data) {
var command;
try { command = JSON.parse(data.toString('utf8')); } catch (e) { return; }
if (obj.common.validateString(command.action, 3, 32) == false) return; // Action must be a string between 3 and 32 chars
switch (command.action) {
case 'serverAuth': { // This command is used to perform server "inner" authentication.
// Check the client nonce and TLS hash
if ((obj.common.validateString(command.cnonce, 1, 256) == false) || (obj.common.validateString(command.tlshash, 1, 512) == false)) {
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'badargs' })); } catch (ex) { }
try { ws.close(); } catch (ex) { }
break;
}
// Check that the TLS hash is an acceptable one.
var h = Buffer.from(command.tlshash, 'hex').toString('binary');
if ((obj.webCertificateHashs[domain.id] != h) && (obj.webCertificateFullHashs[domain.id] != h) && (obj.defaultWebCertificateHash != h) && (obj.defaultWebCertificateFullHash != h)) {
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'badtlscert' })); } catch (ex) { }
try { ws.close(); } catch (ex) { }
return;
}
// TLS hash check is a success, sign the request.
// Perform the hash signature using the server agent certificate
var nonce = obj.crypto.randomBytes(48);
var signData = Buffer.from(command.cnonce, 'base64').toString('binary') + h + nonce.toString('binary'); // Client Nonce + TLS Hash + Server Nonce
parent.certificateOperations.acceleratorPerformSignature(0, signData, null, function (tag, signature) {
// Send back our certificate + nonce + signature
ws.send(JSON.stringify({ 'action': 'serverAuth', 'cert': Buffer.from(obj.agentCertificateAsn1, 'binary').toString('base64'), 'nonce': nonce.toString('base64'), 'signature': Buffer.from(signature, 'binary').toString('base64') }));
});
break;
}
case 'userAuth': { // This command is used to perform user authentication.
// Check username and password authentication
if ((typeof command.username == 'string') && (typeof command.password == 'string')) {
obj.authenticate(Buffer.from(command.username, 'base64').toString(), Buffer.from(command.password, 'base64').toString(), domain, function (err, userid, passhint, loginOptions) {
if ((err != null) || (userid == null)) {
// Invalid authentication
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2c' })); } catch (ex) { }
try { ws.close(); } catch (ex) { }
} else {
var user = obj.users[userid];
if ((err == null) && (user)) {
// Check if a 2nd factor is needed
const emailcheck = ((domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true) && (domain.auth != 'sspi') && (domain.auth != 'ldap'))
// See if we support two-factor trusted cookies
var twoFactorCookieDays = 30;
if (typeof domain.twofactorcookiedurationdays == 'number') { twoFactorCookieDays = domain.twofactorcookiedurationdays; }
// Check if two factor can be skipped
const twoFactorSkip = checkUserOneTimePasswordSkip(domain, user, req, loginOptions);
if ((twoFactorSkip == null) && (checkUserOneTimePasswordRequired(domain, user, req, loginOptions) == true)) {
// Figure out if email 2FA is allowed
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
//var push2fa = ((parent.firebase != null) && (user.otpdev != null));
if ((typeof command.token != 'string') || (command.token == '**email**') || (command.token == '**sms**')/* || (command.token == '**push**')*/) {
if ((command.token == '**email**') && (email2fa == true)) {
// Cause a token to be sent to the user's registered email
user.otpekey = { k: obj.common.zeroPad(getRandomEightDigitInteger(), 8), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA email to: ' + user.email);
domain.mailserver.sendAccountLoginMail(domain, user.email, user.otpekey.k, obj.getLanguageCodes(req), req.query.key);
// Ask for a login token & confirm email was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((command.token == '**sms**') && (sms2fa == true)) {
// Cause a token to be sent to the user's phone number
user.otpsms = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA SMS to: ' + user.phone);
parent.smsserver.sendToken(domain, user.phone, user.otpsms.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, sms2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((command.token == '**msg**') && (msg2fa == true)) {
// Cause a token to be sent to the user's messenger account
user.otpmsg = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA message to: ' + user.phone);
parent.msgserver.sendToken(domain, user.msghandle, user.otpmsg.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, msg2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
/*
} else if ((command.token == '**push**') && (push2fa == true)) {
// Cause push notification to device
const code = Buffer.from(obj.common.zeroPad(getRandomSixDigitInteger(), 6)).toString('base64');
const authCookie = parent.encodeCookie({ a: 'checkAuth', c: code, u: user._id, n: user.otpdev });
var payload = { notification: { title: "MeshCentral", body: user.name + " authentication" }, data: { url: '2fa://auth?code=' + code + '&c=' + authCookie } };
var options = { priority: 'High', timeToLive: 60 }; // TTL: 1 minute
parent.firebase.sendToDevice(user.otpdev, payload, options, function (id, err, errdesc) {
if (err == null) { parent.debug('email', 'Successfully auth check send push message to device'); } else { parent.debug('email', 'Failed auth check push message to device, error: ' + errdesc); }
});
*/
} else {
// Ask for a login token
parent.debug('web', 'Asking for login token');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (ex) { console.log(ex); }
}
} else {
checkUserOneTimePassword(req, domain, user, command.token, null, function (result, authData) {
if (result == false) {
// Failed, ask for a login token again
parent.debug('web', 'Invalid login token, asking again');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else {
// We are authenticated with 2nd factor.
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true })); ws.close(); } catch (e) { }
} else {
// We are authenticated
ws._socket.pause();
ws.removeAllListeners(['message', 'close', 'error']);
func(ws, req, domain, user, authData);
}
}
});
}
} else {
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true })); ws.close(); } catch (e) { }
} else {
// We are authenticated
ws._socket.pause();
ws.removeAllListeners(['message', 'close', 'error']);
func(ws, req, domain, user, twoFactorSkip);
}
}
}
}
});
} else {
// Invalid authentication
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2c' })); } catch (ex) { }
try { ws.close(); } catch (ex) { }
}
break;
}
}
});
// If error, do nothing
ws.on('error', function (err) { try { ws.close(); } catch (e) { console.log(e); } });
// If the web socket is closed
ws.on('close', function (req) { try { ws.close(); } catch (e) { console.log(e); } });
// Resume the socket to perform inner authentication
try { ws._socket.resume(); } catch (ex) { }
}
// Authenticates a session and forwards
function PerformWSSessionAuth(ws, req, noAuthOk, func) {
// Check if the session expired
if ((req.session != null) && (typeof req.session.expire == 'number') && (req.session.expire <= Date.now())) {
parent.debug('web', 'WSERROR: Session expired.'); try { ws.send(JSON.stringify({ action: 'close', cause: 'expired', msg: 'expired-1' })); ws.close(); } catch (e) { } return;
}
// Check if this is a banned ip address
if (obj.checkAllowLogin(req) == false) { parent.debug('web', 'WSERROR: Banned connection.'); try { ws.send(JSON.stringify({ action: 'close', cause: 'banned', msg: 'banned-1' })); ws.close(); } catch (e) { } return; }
try {
// Hold this websocket until we are ready.
ws._socket.pause();
// Check IP filtering and domain
var domain = null;
if (noAuthOk == true) {
domain = getDomain(req);
if (domain == null) { parent.debug('web', 'WSERROR: Got no domain, no auth ok.'); try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-1' })); ws.close(); return; } catch (e) { } return; }
} else {
// If authentication is required, enforce IP address filtering.
domain = checkUserIpAddress(ws, req);
if (domain == null) { parent.debug('web', 'WSERROR: Got no domain, user auth required.'); return; }
}
// Check if inner authentication is requested
if (req.headers['x-meshauth'] === '*') { func(ws, req, domain, null); return; }
const emailcheck = ((domain.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName.indexOf('.') != -1) && (obj.args.lanonly != true) && (domain.auth != 'sspi') && (domain.auth != 'ldap'))
// A web socket session can be authenticated in many ways (Default user, session, user/pass and cookie). Check authentication here.
if ((req.query.user != null) && (req.query.pass != null)) {
// A user/pass is provided in URL arguments
obj.authenticate(req.query.user, req.query.pass, domain, function (err, userid, passhint, loginOptions) {
var user = obj.users[userid];
// Check if user as the "notools" site right. If so, deny this connection as tools are not allowed to connect.
if ((user != null) && (user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & SITERIGHT_NOMESHCMD)) {
// No tools allowed, close the websocket connection
parent.debug('web', 'ERR: Websocket no tools allowed');
try { ws.send(JSON.stringify({ action: 'close', cause: 'notools', msg: 'notools' })); ws.close(); } catch (e) { }
return;
}
// See if we support two-factor trusted cookies
var twoFactorCookieDays = 30;
if (typeof domain.twofactorcookiedurationdays == 'number') { twoFactorCookieDays = domain.twofactorcookiedurationdays; }
if ((err == null) && (user)) {
// Check if a 2nd factor is needed
if (checkUserOneTimePasswordRequired(domain, user, req, loginOptions) == true) {
// Figure out if email 2FA is allowed
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
//var push2fa = ((parent.firebase != null) && (user.otpdev != null));
if ((typeof req.query.token != 'string') || (req.query.token == '**email**') || (req.query.token == '**sms**')/* || (req.query.token == '**push**')*/) {
if ((req.query.token == '**email**') && (email2fa == true)) {
// Cause a token to be sent to the user's registered email
user.otpekey = { k: obj.common.zeroPad(getRandomEightDigitInteger(), 8), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA email to: ' + user.email);
domain.mailserver.sendAccountLoginMail(domain, user.email, user.otpekey.k, obj.getLanguageCodes(req), req.query.key);
// Ask for a login token & confirm email was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((req.query.token == '**sms**') && (sms2fa == true)) {
// Cause a token to be sent to the user's phone number
user.otpsms = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA SMS to: ' + user.phone);
parent.smsserver.sendToken(domain, user.phone, user.otpsms.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, sms2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((req.query.token == '**msg**') && (msg2fa == true)) {
// Cause a token to be sent to the user's messenger account
user.otpmsg = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA message to: ' + user.msghandle);
parent.msgserver.sendToken(domain, user.msghandle, user.otpmsg.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm message was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, msg2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
/*
} else if ((command.token == '**push**') && (push2fa == true)) {
// Cause push notification to device
const code = Buffer.from(obj.common.zeroPad(getRandomSixDigitInteger(), 6)).toString('base64');
const authCookie = parent.encodeCookie({ a: 'checkAuth', c: code, u: user._id, n: user.otpdev });
var payload = { notification: { title: "MeshCentral", body: user.name + " authentication" }, data: { url: '2fa://auth?code=' + code + '&c=' + authCookie } };
var options = { priority: 'High', timeToLive: 60 }; // TTL: 1 minute
parent.firebase.sendToDevice(user.otpdev, payload, options, function (id, err, errdesc) {
if (err == null) { parent.debug('email', 'Successfully auth check send push message to device'); } else { parent.debug('email', 'Failed auth check push message to device, error: ' + errdesc); }
});
*/
} else {
// Ask for a login token
parent.debug('web', 'Asking for login token');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
}
} else {
checkUserOneTimePassword(req, domain, user, req.query.token, null, function (result, authData) {
if (result == false) {
// Failed, ask for a login token again
parent.debug('web', 'Invalid login token, asking again');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else {
// We are authenticated with 2nd factor.
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true })); ws.close(); } catch (e) { }
} else {
func(ws, req, domain, user, null, authData);
}
}
});
}
} else {
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, email2fasent: true })); ws.close(); } catch (e) { }
} else {
// We are authenticated
func(ws, req, domain, user);
}
}
} else {
// Failed to authenticate, see if a default user is active
if (obj.args.user && obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]) {
// A default user is active
func(ws, req, domain, obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]);
} else {
// If not authenticated, close the websocket connection
parent.debug('web', 'ERR: Websocket bad user/pass auth');
//obj.parent.DispatchEvent(['*', 'server-users', 'user/' + domain.id + '/' + obj.args.user.toLowerCase()], obj, { action: 'authfail', userid: 'user/' + domain.id + '/' + obj.args.user.toLowerCase(), username: obj.args.user, domain: domain.id, msg: 'Invalid user login attempt from ' + req.clientIp });
//obj.setbadLogin(req);
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2a' })); ws.close(); } catch (e) { }
}
}
});
return;
}
if ((req.query.auth != null) && (req.query.auth != '')) {
// This is a encrypted cookie authentication
var cookie = obj.parent.decodeCookie(req.query.auth, obj.parent.loginCookieEncryptionKey, 60); // Cookie with 1 hour timeout
if ((cookie == null) && (obj.parent.multiServer != null)) { cookie = obj.parent.decodeCookie(req.query.auth, obj.parent.serverKey, 60); } // Try the server key
if ((cookie != null) && (cookie.ip != null) && !checkCookieIp(cookie.ip, req.clientIp)) { // If the cookie if binded to an IP address, check here.
parent.debug('web', 'ERR: Invalid cookie IP address, got \"' + cookie.ip + '\", expected \"' + cleanRemoteAddr(req.clientIp) + '\".');
cookie = null;
}
if ((cookie != null) && (cookie.userid != null) && (obj.users[cookie.userid]) && (cookie.domainid == domain.id) && (cookie.userid.split('/')[1] == domain.id)) {
// Valid cookie, we are authenticated. Cookie of format { userid: 'user//name', domain: '' }
func(ws, req, domain, obj.users[cookie.userid], cookie);
return;
} else if ((cookie != null) && (cookie.a === 3) && (typeof cookie.u == 'string') && (obj.users[cookie.u]) && (cookie.u.split('/')[1] == domain.id)) {
// Valid cookie, we are authenticated. Cookie of format { u: 'user//name', a: 3 }
func(ws, req, domain, obj.users[cookie.u], cookie);
return;
} else if ((cookie != null) && (cookie.nouser === 1)) {
// This is a valid cookie, but no user. This is used for agent self-sharing.
func(ws, req, domain, null, cookie);
return;
} /*else {
// This is a bad cookie, keep going anyway, maybe we have a active session that will save us.
if ((cookie != null) && (cookie.domainid != domain.id)) { parent.debug('web', 'ERR: Invalid domain, got \"' + cookie.domainid + '\", expected \"' + domain.id + '\".'); }
parent.debug('web', 'ERR: Websocket bad cookie auth (Cookie:' + (cookie != null) + '): ' + req.query.auth);
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2b' })); ws.close(); } catch (e) { }
return;
}
*/
}
if (req.headers['x-meshauth'] != null) {
// This is authentication using a custom HTTP header
var s = req.headers['x-meshauth'].split(',');
for (var i in s) { s[i] = Buffer.from(s[i], 'base64').toString(); }
if ((s.length < 2) || (s.length > 3)) { try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2c' })); ws.close(); } catch (e) { } return; }
obj.authenticate(s[0], s[1], domain, function (err, userid, passhint, loginOptions) {
var user = obj.users[userid];
if ((err == null) && (user)) {
// Check if user as the "notools" site right. If so, deny this connection as tools are not allowed to connect.
if ((user.siteadmin != 0xFFFFFFFF) && (user.siteadmin & SITERIGHT_NOMESHCMD)) {
// No tools allowed, close the websocket connection
parent.debug('web', 'ERR: Websocket no tools allowed');
try { ws.send(JSON.stringify({ action: 'close', cause: 'notools', msg: 'notools' })); ws.close(); } catch (e) { }
return;
}
// Check if a 2nd factor is needed
if (checkUserOneTimePasswordRequired(domain, user, req, loginOptions) == true) {
// See if we support two-factor trusted cookies
var twoFactorCookieDays = 30;
if (typeof domain.twofactorcookiedurationdays == 'number') { twoFactorCookieDays = domain.twofactorcookiedurationdays; }
// Figure out if email 2FA is allowed
var email2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.email2factor != false)) && (domain.mailserver != null) && (user.otpekey != null));
var sms2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.sms2factor != false)) && (parent.smsserver != null) && (user.phone != null));
var msg2fa = (((typeof domain.passwordrequirements != 'object') || (domain.passwordrequirements.msg2factor != false)) && (parent.msgserver != null) && (parent.msgserver.providers != 0) && (user.msghandle != null));
if (s.length != 3) {
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, sms2fa: sms2fa, msg2fa: msg2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else {
checkUserOneTimePassword(req, domain, user, s[2], null, function (result, authData) {
if (result == false) {
if ((s[2] == '**email**') && (email2fa == true)) {
// Cause a token to be sent to the user's registered email
user.otpekey = { k: obj.common.zeroPad(getRandomEightDigitInteger(), 8), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA email to: ' + user.email);
domain.mailserver.sendAccountLoginMail(domain, user.email, user.otpekey.k, obj.getLanguageCodes(req), req.query.key);
// Ask for a login token & confirm email was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, email2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((s[2] == '**sms**') && (sms2fa == true)) {
// Cause a token to be sent to the user's phone number
user.otpsms = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA SMS to: ' + user.phone);
parent.smsserver.sendToken(domain, user.phone, user.otpsms.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', sms2fa: sms2fa, sms2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else if ((s[2] == '**msg**') && (msg2fa == true)) {
// Cause a token to be sent to the user's phone number
user.otpmsg = { k: obj.common.zeroPad(getRandomSixDigitInteger(), 6), d: Date.now() };
obj.db.SetUser(user);
parent.debug('web', 'Sending 2FA message to: ' + user.msghandle);
parent.msgserver.sendToken(domain, user.msghandle, user.otpmsg.k, obj.getLanguageCodes(req));
// Ask for a login token & confirm sms was sent
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', msg2fa: msg2fa, msg2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else {
// Ask for a login token
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'tokenrequired', email2fa: email2fa, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
}
} else {
// We are authenticated with 2nd factor.
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, email2fasent: true, twoFactorCookieDays: twoFactorCookieDays })); ws.close(); } catch (e) { }
} else {
func(ws, req, domain, user, null, authData);
}
}
});
}
} else {
// We are authenticated
// Check email verification
if (emailcheck && (user.email != null) && (!(user._id.split('/')[2].startsWith('~'))) && (user.emailVerified !== true)) {
parent.debug('web', 'Invalid login, asking for email validation');
try { ws.send(JSON.stringify({ action: 'close', cause: 'emailvalidation', msg: 'emailvalidationrequired', email2fa: email2fa, email2fasent: true })); ws.close(); } catch (e) { }
} else {
func(ws, req, domain, user);
}
}
} else {
// Failed to authenticate, see if a default user is active
if (obj.args.user && obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]) {
// A default user is active
func(ws, req, domain, obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]);
} else {
// If not authenticated, close the websocket connection
parent.debug('web', 'ERR: Websocket bad user/pass auth');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2d' })); ws.close(); } catch (e) { }
}
}
});
return;
}
if (obj.args.user && obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]) {
// A default user is active
func(ws, req, domain, obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]);
return;
}
if (req.session && (req.session.userid != null) && (req.session.userid.split('/')[1] == domain.id) && (obj.users[req.session.userid])) {
// This user is logged in using the ExpressJS session
func(ws, req, domain, obj.users[req.session.userid]);
return;
}
if (noAuthOk != true) {
// If not authenticated, close the websocket connection
parent.debug('web', 'ERR: Websocket no auth');
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-4' })); ws.close(); } catch (e) { }
} else {
// Continue this session without user authentication,
// this is expected if the agent is connecting for a tunnel.
func(ws, req, domain, null);
}
} catch (e) { console.log(e); }
}
// Find a free port starting with the specified one and going up.
function CheckListenPort(port, addr, func) {
var s = obj.net.createServer(function (socket) { });
obj.tcpServer = s.listen(port, addr, function () { s.close(function () { if (func) { func(port, addr); } }); }).on('error', function (err) {
if (args.exactports) { console.error('ERROR: MeshCentral HTTPS server port ' + port + ' not available.'); process.exit(); }
else { if (port < 65535) { CheckListenPort(port + 1, addr, func); } else { if (func) { func(0); } } }
});
}
// Start the ExpressJS web server
function StartWebServer(port, addr) {
if ((port < 1) || (port > 65535)) return;
obj.args.port = port;
if (obj.tlsServer != null) {
if (obj.args.lanonly == true) {
obj.tcpServer = obj.tlsServer.listen(port, addr, function () { console.log('MeshCentral HTTPS server running on port ' + port + ((typeof args.aliasport == 'number') ? (', alias port ' + args.aliasport) : '') + '.'); });
} else {
obj.tcpServer = obj.tlsServer.listen(port, addr, function () {
console.log('MeshCentral HTTPS server running on ' + certificates.CommonName + ':' + port + ((typeof args.aliasport == 'number') ? (', alias port ' + args.aliasport) : '') + '.');
if (args.relaydns != null) { console.log('MeshCentral HTTPS relay server running on ' + args.relaydns[0] + ':' + port + ((typeof args.aliasport == 'number') ? (', alias port ' + args.aliasport) : '') + '.'); }
});
obj.parent.updateServerState('servername', certificates.CommonName);
}
obj.parent.debug('https', 'Server listening on ' + ((addr != null) ? addr : '0.0.0.0') + ' port ' + port + '.');
obj.parent.updateServerState('https-port', port);
if (args.aliasport != null) { obj.parent.updateServerState('https-aliasport', args.aliasport); }
} else {
obj.tcpServer = obj.app.listen(port, addr, function () {
console.log('MeshCentral HTTP server running on port ' + port + ((typeof args.aliasport == 'number') ? (', alias port ' + args.aliasport) : '') + '.');
if (args.relaydns != null) { console.log('MeshCentral HTTP relay server running on ' + args.relaydns[0] + ':' + port + ((typeof args.aliasport == 'number') ? (', alias port ' + args.aliasport) : '') + '.'); }
});
obj.parent.updateServerState('http-port', port);
if (args.aliasport != null) { obj.parent.updateServerState('http-aliasport', args.aliasport); }
}
// Check if there is a permissions problem with the ports.
if (require('os').platform() != 'win32') {
var expectedPort = obj.parent.config.settings.port ? obj.parent.config.settings.port : 443;
if ((expectedPort != port) && (port >= 1024) && (port < 1034)) {
console.log('');
console.log('WARNING: MeshCentral is running without permissions to use ports below 1025.');
console.log(' Use setcap to grant access to lower ports, or read installation guide.');
console.log('');
console.log(' sudo setcap \'cap_net_bind_service=+ep\' `which node` \r\n');
obj.parent.addServerWarning('Server running without permissions to use ports below 1025.', false);
}
}
}
// Start the ExpressJS web server on agent-only alternative port
function StartAltWebServer(port, addr) {
if ((port < 1) || (port > 65535)) return;
var agentAliasPort = null;
var agentAliasDns = null;
if (args.agentaliasport != null) { agentAliasPort = args.agentaliasport; }
if (args.agentaliasdns != null) { agentAliasDns = args.agentaliasdns; }
if (obj.tlsAltServer != null) {
if (obj.args.lanonly == true) {
obj.tcpAltServer = obj.tlsAltServer.listen(port, addr, function () { console.log('MeshCentral HTTPS agent-only server running on port ' + port + ((agentAliasPort != null) ? (', alias port ' + agentAliasPort) : '') + '.'); });
} else {
obj.tcpAltServer = obj.tlsAltServer.listen(port, addr, function () { console.log('MeshCentral HTTPS agent-only server running on ' + ((agentAliasDns != null) ? agentAliasDns : certificates.CommonName) + ':' + port + ((agentAliasPort != null) ? (', alias port ' + agentAliasPort) : '') + '.'); });
}
obj.parent.debug('https', 'Server listening on 0.0.0.0 port ' + port + '.');
obj.parent.updateServerState('https-agent-port', port);
} else {
obj.tcpAltServer = obj.agentapp.listen(port, addr, function () { console.log('MeshCentral HTTP agent-only server running on port ' + port + ((agentAliasPort != null) ? (', alias port ' + agentAliasPort) : '') + '.'); });
obj.parent.updateServerState('http-agent-port', port);
}
}
// Force mesh agent disconnection
obj.forceMeshAgentDisconnect = function (user, domain, nodeid, disconnectMode) {
if (nodeid == null) return;
var splitnode = nodeid.split('/');
if ((splitnode.length != 3) || (splitnode[1] != domain.id)) return; // Check that nodeid is valid and part of our domain
var agent = obj.wsagents[nodeid];
if (agent == null) return;
// Check we have agent rights
if (((obj.GetMeshRights(user, agent.dbMeshKey) & MESHRIGHT_AGENTCONSOLE) != 0) || (user.siteadmin == 0xFFFFFFFF)) { agent.close(disconnectMode); }
};
// Send the core module to the mesh agent
obj.sendMeshAgentCore = function (user, domain, nodeid, coretype, coredata) {
if (nodeid == null) return;
const splitnode = nodeid.split('/');
if ((splitnode.length != 3) || (splitnode[1] != domain.id)) return; // Check that nodeid is valid and part of our domain
// TODO: This command only works if the agent is connected on the same server. Will not work with multi server peering.
const agent = obj.wsagents[nodeid];
if (agent == null) return;
// Check we have agent rights
if (((obj.GetMeshRights(user, agent.dbMeshKey) & MESHRIGHT_AGENTCONSOLE) != 0) || (user.siteadmin == 0xFFFFFFFF)) {
if (coretype == 'clear') {
// Clear the mesh agent core
agent.agentCoreCheck = 1000; // Tell the agent object we are using a custom core.
agent.send(obj.common.ShortToStr(10) + obj.common.ShortToStr(0));
} else if (coretype == 'default') {
// Reset to default code
agent.agentCoreCheck = 0; // Tell the agent object we are using a default code
agent.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
} else if (coretype == 'recovery') {
// Reset to recovery core
agent.agentCoreCheck = 1001; // Tell the agent object we are using the recovery core.
agent.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
} else if (coretype == 'tiny') {
// Reset to tiny core
agent.agentCoreCheck = 1011; // Tell the agent object we are using the tiny core.
agent.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
} else if (coretype == 'custom') {
agent.agentCoreCheck = 1000; // Tell the agent object we are using a custom core.
var buf = Buffer.from(coredata, 'utf8');
const hash = obj.crypto.createHash('sha384').update(buf).digest().toString('binary'); // Perform a SHA384 hash on the core module
agent.sendBinary(obj.common.ShortToStr(10) + obj.common.ShortToStr(0) + hash + buf.toString('binary')); // Send the code module to the agent
}
}
};
// Get the server path of a user or mesh object
function getServerRootFilePath(obj) {
if ((typeof obj != 'object') || (obj.domain == null) || (obj._id == null)) return null;
var domainname = 'domain', splitname = obj._id.split('/');
if (splitname.length != 3) return null;
if (obj.domain !== '') domainname = 'domain-' + obj.domain;
return obj.path.join(obj.filespath, domainname + "/" + splitname[0] + "-" + splitname[2]);
}
// Return true is the input string looks like an email address
function checkEmail(str) {
var x = str.split('@');
var ok = ((x.length == 2) && (x[0].length > 0) && (x[1].split('.').length > 1) && (x[1].length > 2));
if (ok == true) { var y = x[1].split('.'); for (var i in y) { if (y[i].length == 0) { ok = false; } } }
return ok;
}
/*
obj.wssessions = {}; // UserId --> Array Of Sessions
obj.wssessions2 = {}; // "UserId + SessionRnd" --> Session (Note that the SessionId is the UserId + / + SessionRnd)
obj.wsPeerSessions = {}; // ServerId --> Array Of "UserId + SessionRnd"
obj.wsPeerSessions2 = {}; // "UserId + SessionRnd" --> ServerId
obj.wsPeerSessions3 = {}; // ServerId --> UserId --> [ SessionId ]
*/
// Count sessions and event any changes
obj.recountSessions = function (changedSessionId) {
var userid, oldcount, newcount, x, serverid;
if (changedSessionId == null) {
// Recount all sessions
// Calculate the session count for all userid's
var newSessionsCount = {};
for (userid in obj.wssessions) { newSessionsCount[userid] = obj.wssessions[userid].length; }
for (serverid in obj.wsPeerSessions3) {
for (userid in obj.wsPeerSessions3[serverid]) {
x = obj.wsPeerSessions3[serverid][userid].length;
if (newSessionsCount[userid] == null) { newSessionsCount[userid] = x; } else { newSessionsCount[userid] += x; }
}
}
// See what session counts have changed, event any changes
for (userid in newSessionsCount) {
newcount = newSessionsCount[userid];
oldcount = obj.sessionsCount[userid];
if (oldcount == null) { oldcount = 0; } else { delete obj.sessionsCount[userid]; }
if (newcount != oldcount) {
x = userid.split('/');
var u = obj.users[userid];
if (u) {
var targets = ['*', 'server-users'];
if (u.groups) { for (var i in u.groups) { targets.push('server-users:' + i); } }
obj.parent.DispatchEvent(targets, obj, { action: 'wssessioncount', userid: userid, username: x[2], count: newcount, domain: x[1], nolog: 1, nopeers: 1 });
}
}
}
// If there are any counts left in the old counts, event to zero
for (userid in obj.sessionsCount) {
oldcount = obj.sessionsCount[userid];
if ((oldcount != null) && (oldcount != 0)) {
x = userid.split('/');
var u = obj.users[userid];
if (u) {
var targets = ['*', 'server-users'];
if (u.groups) { for (var i in u.groups) { targets.push('server-users:' + i); } }
obj.parent.DispatchEvent(['*'], obj, { action: 'wssessioncount', userid: userid, username: x[2], count: 0, domain: x[1], nolog: 1, nopeers: 1 })
}
}
}
// Set the new session counts
obj.sessionsCount = newSessionsCount;
} else {
// Figure out the userid
userid = changedSessionId.split('/').slice(0, 3).join('/');
// Recount only changedSessionId
newcount = 0;
if (obj.wssessions[userid] != null) { newcount = obj.wssessions[userid].length; }
for (serverid in obj.wsPeerSessions3) { if (obj.wsPeerSessions3[serverid][userid] != null) { newcount += obj.wsPeerSessions3[serverid][userid].length; } }
oldcount = obj.sessionsCount[userid];
if (oldcount == null) { oldcount = 0; }
// If the count changed, update and event
if (newcount != oldcount) {
x = userid.split('/');
var u = obj.users[userid];
if (u) {
var targets = ['*', 'server-users'];
if (u.groups) { for (var i in u.groups) { targets.push('server-users:' + i); } }
obj.parent.DispatchEvent(targets, obj, { action: 'wssessioncount', userid: userid, username: x[2], count: newcount, domain: x[1], nolog: 1, nopeers: 1 });
obj.sessionsCount[userid] = newcount;
}
}
}
};
/* Access Control Functions */
// Remove user rights
function removeUserRights(rights, user) {
if (user.removeRights == null) return rights;
var add = 0, substract = 0;
if ((user.removeRights & 0x00000008) != 0) { substract += 0x00000008; } // No Remote Control
if ((user.removeRights & 0x00010000) != 0) { add += 0x00010000; } // No Desktop
if ((user.removeRights & 0x00000100) != 0) { add += 0x00000100; } // Desktop View Only
if ((user.removeRights & 0x00000200) != 0) { add += 0x00000200; } // No Terminal
if ((user.removeRights & 0x00000400) != 0) { add += 0x00000400; } // No Files
if ((user.removeRights & 0x00000010) != 0) { substract += 0x00000010; } // No Console
if ((user.removeRights & 0x00008000) != 0) { substract += 0x00008000; } // No Uninstall
if ((user.removeRights & 0x00020000) != 0) { substract += 0x00020000; } // No Remote Command
if ((user.removeRights & 0x00000040) != 0) { substract += 0x00000040; } // No Wake
if ((user.removeRights & 0x00040000) != 0) { substract += 0x00040000; } // No Reset/Off
if (rights != 0xFFFFFFFF) {
// If not administrator, add and subsctract restrictions
rights |= add;
rights &= (0xFFFFFFFF - substract);
} else {
// If administrator for a device group, start with permissions and add and subsctract restrictions
rights = 1 + 2 + 4 + 8 + 32 + 64 + 128 + 16384 + 32768 + 131072 + 262144 + 524288 + 1048576;
rights |= add;
rights &= (0xFFFFFFFF - substract);
}
return rights;
}
// Return the node and rights for a array of nodeids
obj.GetNodesWithRights = function (domain, user, nodeids, func) {
var rc = nodeids.length, r = {};
for (var i in nodeids) {
obj.GetNodeWithRights(domain, user, nodeids[i], function (node, rights, visible) {
if ((node != null) && (visible == true)) { r[node._id] = { node: node, rights: rights }; if (--rc == 0) { func(r); } }
});
}
}
// Return the node and rights for a given nodeid
obj.GetNodeWithRights = function (domain, user, nodeid, func) {
// Perform user pre-validation
if ((user == null) || (nodeid == null)) { func(null, 0, false); return; } // Invalid user
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { func(null, 0, false); return; } // No rights
// Perform node pre-validation
if (obj.common.validateString(nodeid, 0, 128) == false) { func(null, 0, false); return; } // Invalid nodeid
const snode = nodeid.split('/');
if ((snode.length != 3) || (snode[0] != 'node')) { func(null, 0, false); return; } // Invalid nodeid
if ((domain != null) && (snode[1] != domain.id)) { func(null, 0, false); return; } // Invalid domain
// Check that we have permissions for this node.
db.Get(nodeid, function (err, nodes) {
if ((nodes == null) || (nodes.length != 1)) { func(null, 0, false); return; } // No such nodeid
// This is a super user that can see all device groups for a given domain
if ((user.siteadmin == 0xFFFFFFFF) && (parent.config.settings.managealldevicegroups.indexOf(user._id) >= 0) && (nodes[0].domain == user.domain)) {
func(nodes[0], removeUserRights(0xFFFFFFFF, user), true); return;
}
// If no links, stop here.
if (user.links == null) { func(null, 0, false); return; }
// Check device link
var rights = 0, visible = false, r = user.links[nodeid];
if (r != null) {
if (r.rights == 0xFFFFFFFF) { func(nodes[0], removeUserRights(0xFFFFFFFF, user), true); return; } // User has full rights thru a device link, stop here.
rights |= r.rights;
visible = true;
}
// Check device group link
r = user.links[nodes[0].meshid];
if (r != null) {
if (r.rights == 0xFFFFFFFF) { func(nodes[0], removeUserRights(0xFFFFFFFF, user), true); return; } // User has full rights thru a device group link, stop here.
rights |= r.rights;
visible = true;
}
// Check user group links
for (var i in user.links) {
if (i.startsWith('ugrp/')) {
const g = obj.userGroups[i];
if (g && (g.links != null)) {
r = g.links[nodes[0].meshid];
if (r != null) {
if (r.rights == 0xFFFFFFFF) { func(nodes[0], removeUserRights(0xFFFFFFFF, user), true); return; } // User has full rights thru a user group link, stop here.
rights |= r.rights; // TODO: Deal with reverse rights
visible = true;
}
r = g.links[nodeid];
if (r != null) {
if (r.rights == 0xFFFFFFFF) { func(nodes[0], removeUserRights(0xFFFFFFFF, user), true); return; } // User has full rights thru a user group direct link, stop here.
rights |= r.rights; // TODO: Deal with reverse rights
visible = true;
}
}
}
}
// Remove any user rights
rights = removeUserRights(rights, user);
// Return the rights we found
func(nodes[0], rights, visible);
});
}
// Returns a list of all meshes that this user has some rights too
obj.GetAllMeshWithRights = function (user, rights) {
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { return []; }
var r = [];
if ((user.siteadmin == 0xFFFFFFFF) && (parent.config.settings.managealldevicegroups.indexOf(user._id) >= 0)) {
// This is a super user that can see all device groups for a given domain
var meshStartStr = 'mesh/' + user.domain + '/';
for (var i in obj.meshes) { if ((obj.meshes[i]._id.startsWith(meshStartStr)) && (obj.meshes[i].deleted == null)) { r.push(obj.meshes[i]); } }
return r;
}
if (user.links == null) { return []; }
for (var i in user.links) {
if (i.startsWith('mesh/')) {
// Grant access to a device group thru a direct link
const m = obj.meshes[i];
if ((m) && (r.indexOf(m) == -1) && (m.deleted == null) && ((rights == null) || ((user.links[i].rights & rights) != 0))) { r.push(m); }
} else if (i.startsWith('ugrp/')) {
// Grant access to a device group thru a user group
const g = obj.userGroups[i];
for (var j in g.links) {
if (j.startsWith('mesh/') && ((rights == null) || ((g.links[j].rights != null) && (g.links[j].rights & rights) != 0))) {
const m = obj.meshes[j];
if ((m) && (m.deleted == null) && (r.indexOf(m) == -1)) { r.push(m); }
}
}
}
}
return r;
}
// Returns a list of all mesh id's that this user has some rights too
obj.GetAllMeshIdWithRights = function (user, rights) {
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { return []; }
var r = [];
if ((user.siteadmin == 0xFFFFFFFF) && (parent.config.settings.managealldevicegroups.indexOf(user._id) >= 0)) {
// This is a super user that can see all device groups for a given domain
var meshStartStr = 'mesh/' + user.domain + '/';
for (var i in obj.meshes) { if ((obj.meshes[i]._id.startsWith(meshStartStr)) && (obj.meshes[i].deleted == null)) { r.push(obj.meshes[i]._id); } }
return r;
}
if (user.links == null) { return []; }
for (var i in user.links) {
if (i.startsWith('mesh/')) {
// Grant access to a device group thru a direct link
const m = obj.meshes[i];
if ((m) && (m.deleted == null) && ((rights == null) || ((user.links[i].rights & rights) != 0))) {
if (r.indexOf(m._id) == -1) { r.push(m._id); }
}
} else if (i.startsWith('ugrp/')) {
// Grant access to a device group thru a user group
const g = obj.userGroups[i];
if (g && (g.links != null) && ((rights == null) || ((user.links[i].rights & rights) != 0))) {
for (var j in g.links) {
if (j.startsWith('mesh/')) {
const m = obj.meshes[j];
if ((m) && (m.deleted == null)) {
if (r.indexOf(m._id) == -1) { r.push(m._id); }
}
}
}
}
}
}
return r;
}
// Get the rights of a user on a given device group
obj.GetMeshRights = function (user, mesh) {
if ((user == null) || (mesh == null)) { return 0; }
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { return 0; }
var r, meshid;
if (typeof mesh == 'string') {
meshid = mesh;
} else if ((typeof mesh == 'object') && (typeof mesh._id == 'string')) {
meshid = mesh._id;
} else return 0;
// Check if this is a super user that can see all device groups for a given domain
if ((user.siteadmin == 0xFFFFFFFF) && (parent.config.settings.managealldevicegroups.indexOf(user._id) >= 0) && (meshid.startsWith('mesh/' + user.domain + '/'))) { return removeUserRights(0xFFFFFFFF, user); }
// Check direct user to device group permissions
if (user.links == null) return 0;
var rights = 0;
r = user.links[meshid];
if (r != null) {
var rights = r.rights;
if (rights == 0xFFFFFFFF) { return removeUserRights(rights, user); } // If the user has full access thru direct link, stop here.
}
// Check if we are part of any user groups that would give this user more access.
for (var i in user.links) {
if (i.startsWith('ugrp')) {
const g = obj.userGroups[i];
if (g) {
r = g.links[meshid];
if (r != null) {
if (r.rights == 0xFFFFFFFF) {
return removeUserRights(r.rights, user); // If the user hash full access thru a user group link, stop here.
} else {
rights |= r.rights; // Add to existing rights (TODO: Deal with reverse rights)
}
}
}
}
}
return removeUserRights(rights, user);
}
// Returns true if the user can view the given device group
obj.IsMeshViewable = function (user, mesh) {
if ((user == null) || (mesh == null)) { return false; }
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { return false; }
var meshid;
if (typeof mesh == 'string') {
meshid = mesh;
} else if ((typeof mesh == 'object') && (typeof mesh._id == 'string')) {
meshid = mesh._id;
} else return false;
// Check if this is a super user that can see all device groups for a given domain
if ((user.siteadmin == 0xFFFFFFFF) && (parent.config.settings.managealldevicegroups.indexOf(user._id) >= 0) && (meshid.startsWith('mesh/' + user.domain + '/'))) { return true; }
// Check direct user to device group permissions
if (user.links == null) { return false; }
if (user.links[meshid] != null) { return true; } // If the user has a direct link, stop here.
// Check if we are part of any user groups that would give this user visibility to this device group.
for (var i in user.links) {
if (i.startsWith('ugrp')) {
const g = obj.userGroups[i];
if (g && (g.links[meshid] != null)) { return true; } // If the user has a user group link, stop here.
}
}
return false;
}
var GetNodeRightsCache = {};
var GetNodeRightsCacheCount = 0;
// Return the user rights for a given node
obj.GetNodeRights = function (user, mesh, nodeid) {
if ((user == null) || (mesh == null) || (nodeid == null)) { return 0; }
if (typeof user == 'string') { user = obj.users[user]; }
if (user == null) { return 0; }
var meshid;
if (typeof mesh == 'string') { meshid = mesh; } else if ((typeof mesh == 'object') && (typeof mesh._id == 'string')) { meshid = mesh._id; } else return 0;
// Check if we have this in the cache
const cacheid = user._id + '/' + meshid + '/' + nodeid;
const cache = GetNodeRightsCache[cacheid];
if (cache != null) { if (cache.t > Date.now()) { return cache.o; } else { GetNodeRightsCacheCount--; } } // Cache hit, or we need to update the cache
if (GetNodeRightsCacheCount > 2000) { GetNodeRightsCache = {}; GetNodeRightsCacheCount = 0; } // From time to time, flush the cache
var r = obj.GetMeshRights(user, mesh);
if (r == 0xFFFFFFFF) {
const out = removeUserRights(r, user);
GetNodeRightsCache[cacheid] = { t: Date.now() + 10000, o: out };
GetNodeRightsCacheCount++;
return out;
}
// Check direct device rights using device data
if ((user.links != null) && (user.links[nodeid] != null)) { r |= user.links[nodeid].rights; } // TODO: Deal with reverse permissions
if (r == 0xFFFFFFFF) {
const out = removeUserRights(r, user);
GetNodeRightsCache[cacheid] = { t: Date.now() + 10000, o: out };
GetNodeRightsCacheCount++;
return out;
}
// Check direct device rights thru a user group
for (var i in user.links) {
if (i.startsWith('ugrp')) {
const g = obj.userGroups[i];
if (g && (g.links[nodeid] != null)) { r |= g.links[nodeid].rights; }
}
}
const out = removeUserRights(r, user);
GetNodeRightsCache[cacheid] = { t: Date.now() + 10000, o: out };
GetNodeRightsCacheCount++;
return out;
}
// Returns a list of displatch targets for a given mesh
// We have to target the meshid and all user groups for this mesh, plus any added targets
obj.CreateMeshDispatchTargets = function (mesh, addedTargets) {
var targets = (addedTargets != null) ? addedTargets : [];
if (targets.indexOf('*') == -1) { targets.push('*'); }
if (typeof mesh == 'string') { mesh = obj.meshes[mesh]; }
if (mesh != null) { targets.push(mesh._id); for (var i in mesh.links) { if (i.startsWith('ugrp/')) { targets.push(i); } } }
return targets;
}
// Returns a list of displatch targets for a given mesh
// We have to target the meshid and all user groups for this mesh, plus any added targets
obj.CreateNodeDispatchTargets = function (mesh, nodeid, addedTargets) {
var targets = (addedTargets != null) ? addedTargets : [];
targets.push(nodeid);
if (targets.indexOf('*') == -1) { targets.push('*'); }
if (typeof mesh == 'string') { mesh = obj.meshes[mesh]; }
if (mesh != null) { targets.push(mesh._id); for (var i in mesh.links) { if (i.startsWith('ugrp/')) { targets.push(i); } } }
for (var i in obj.userGroups) { const g = obj.userGroups[i]; if ((g != null) && (g.links != null) && (g.links[nodeid] != null)) { targets.push(i); } }
return targets;
}
// Clone a safe version of a user object, remove everything that is secret.
obj.CloneSafeUser = function (user) {
if (typeof user != 'object') { return user; }
var user2 = Object.assign({}, user); // Shallow clone
delete user2.hash;
delete user2.passhint;
delete user2.salt;
delete user2.type;
delete user2.domain;
delete user2.subscriptions;
delete user2.passtype;
delete user2.otpsms;
delete user2.otpmsg;
if ((typeof user2.otpekey == 'object') && (user2.otpekey != null)) { user2.otpekey = 1; } // Indicates that email 2FA is enabled.
if ((typeof user2.otpsecret == 'string') && (user2.otpsecret != null)) { user2.otpsecret = 1; } // Indicates a time secret is present.
if ((typeof user2.otpkeys == 'object') && (user2.otpkeys != null)) { user2.otpkeys = 0; if (user.otpkeys != null) { for (var i = 0; i < user.otpkeys.keys.length; i++) { if (user.otpkeys.keys[i].u == true) { user2.otpkeys = 1; } } } } // Indicates the number of one time backup codes that are active.
if ((typeof user2.otphkeys == 'object') && (user2.otphkeys != null)) { user2.otphkeys = user2.otphkeys.length; } // Indicates the number of hardware keys setup
if ((typeof user2.otpdev == 'string') && (user2.otpdev != null)) { user2.otpdev = 1; } // Indicates device for 2FA push notification
if ((typeof user2.webpush == 'object') && (user2.webpush != null)) { user2.webpush = user2.webpush.length; } // Indicates the number of web push sessions we have
return user2;
}
// Clone a safe version of a node object, remove everything that is secret.
obj.CloneSafeNode = function (node) {
if (typeof node != 'object') { return node; }
var r = node;
if ((r.pmt != null) || (r.ssh != null) || (r.rdp != null) || ((r.intelamt != null) && ((r.intelamt.pass != null) || (r.intelamt.mpspass != null)))) {
r = Object.assign({}, r); // Shallow clone
if (r.pmt != null) { r.pmt = 1; }
if (r.ssh != null) {
var n = {};
for (var i in r.ssh) {
if (i.startsWith('user/')) {
if (r.ssh[i].p) { n[i] = 1; } // Username and password
else if (r.ssh[i].k && r.ssh[i].kp) { n[i] = 2; } // Username, key and password
else if (r.ssh[i].k) { n[i] = 3; } // Username and key. No password.
}
}
r.ssh = n;
}
if (r.rdp != null) { var n = {}; for (var i in r.rdp) { if (i.startsWith('user/')) { n[i] = 1; } } r.rdp = n; }
if ((r.intelamt != null) && ((r.intelamt.pass != null) || (r.intelamt.mpspass != null))) {
r.intelamt = Object.assign({}, r.intelamt); // Shallow clone
if (r.intelamt.pass != null) { r.intelamt.pass = 1; }; // Remove the Intel AMT administrator password from the node
if (r.intelamt.mpspass != null) { r.intelamt.mpspass = 1; }; // Remove the Intel AMT MPS password from the node
}
}
return r;
}
// Clone a safe version of a mesh object, remove everything that is secret.
obj.CloneSafeMesh = function (mesh) {
if (typeof mesh != 'object') { return mesh; }
var r = mesh;
if (((r.amt != null) && (r.amt.password != null)) || ((r.kvm != null) && (r.kvm.pass != null))) {
r = Object.assign({}, r); // Shallow clone
if ((r.amt != null) && (r.amt.password != null)) {
r.amt = Object.assign({}, r.amt); // Shallow clone
if ((r.amt.password != null) && (r.amt.password != '')) { r.amt.password = 1; } // Remove the Intel AMT password from the policy
}
if ((r.kvm != null) && (r.kvm.pass != null)) {
r.kvm = Object.assign({}, r.kvm); // Shallow clone
if ((r.kvm.pass != null) && (r.kvm.pass != '')) { r.kvm.pass = 1; } // Remove the IP KVM device password
}
}
return r;
}
// Filter the user web site and only output state that we need to keep
const acceptableUserWebStateStrings = ['webPageStackMenu', 'notifications', 'deviceView', 'nightMode', 'webPageFullScreen', 'search', 'showRealNames', 'sort', 'deskAspectRatio', 'viewsize', 'DeskControl', 'uiMode', 'footerBar'];
const acceptableUserWebStateDesktopStrings = ['encoding', 'showfocus', 'showmouse', 'showcad', 'limitFrameRate', 'noMouseRotate', 'quality', 'scaling']
obj.filterUserWebState = function (state) {
if (typeof state == 'string') { try { state = JSON.parse(state); } catch (ex) { return null; } }
if ((state == null) || (typeof state != 'object')) { return null; }
var out = {};
for (var i in acceptableUserWebStateStrings) {
var n = acceptableUserWebStateStrings[i];
if ((state[n] != null) && ((typeof state[n] == 'number') || (typeof state[n] == 'boolean') || ((typeof state[n] == 'string') && (state[n].length < 64)))) { out[n] = state[n]; }
}
if ((typeof state.stars == 'string') && (state.stars.length < 2048)) { out.stars = state.stars; }
if (typeof state.desktopsettings == 'string') { try { state.desktopsettings = JSON.parse(state.desktopsettings); } catch (ex) { delete state.desktopsettings; } }
if (state.desktopsettings != null) {
out.desktopsettings = {};
for (var i in acceptableUserWebStateDesktopStrings) {
var n = acceptableUserWebStateDesktopStrings[i];
if ((state.desktopsettings[n] != null) && ((typeof state.desktopsettings[n] == 'number') || (typeof state.desktopsettings[n] == 'boolean') || ((typeof state.desktopsettings[n] == 'string') && (state.desktopsettings[n].length < 32)))) { out.desktopsettings[n] = state.desktopsettings[n]; }
}
out.desktopsettings = JSON.stringify(out.desktopsettings);
}
if ((typeof state.deskKeyShortcuts == 'string') && (state.deskKeyShortcuts.length < 2048)) { out.deskKeyShortcuts = state.deskKeyShortcuts; }
if ((typeof state.deskStrings == 'string') && (state.deskStrings.length < 10000)) { out.deskStrings = state.deskStrings; }
if ((typeof state.runopt == 'string') && (state.runopt.length < 30000)) { out.runopt = state.runopt; }
return JSON.stringify(out);
}
// Return the correct render page given mobile, minify and override path.
function getRenderPage(pagename, req, domain) {
var mobile = isMobileBrowser(req), minify = (domain.minify == true), p;
if (req.query.mobile == '1') { mobile = true; } else if (req.query.mobile == '0') { mobile = false; }
if (req.query.minify == '1') { minify = true; } else if (req.query.minify == '0') { minify = false; }
if ((domain != null) && (domain.mobilesite === false)) { mobile = false; }
if (mobile) {
if ((domain != null) && (domain.webviewspath != null)) { // If the domain has a web views path, use that first
if (minify) {
p = obj.path.join(domain.webviewspath, pagename + '-mobile-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile + Minify + Override document
}
p = obj.path.join(domain.webviewspath, pagename + '-mobile');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile + Override document
}
if (obj.parent.webViewsOverridePath != null) {
if (minify) {
p = obj.path.join(obj.parent.webViewsOverridePath, pagename + '-mobile-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile + Minify + Override document
}
p = obj.path.join(obj.parent.webViewsOverridePath, pagename + '-mobile');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile + Override document
}
if (minify) {
p = obj.path.join(obj.parent.webViewsPath, pagename + '-mobile-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile + Minify document
}
p = obj.path.join(obj.parent.webViewsPath, pagename + '-mobile');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Mobile document
}
if ((domain != null) && (domain.webviewspath != null)) { // If the domain has a web views path, use that first
if (minify) {
p = obj.path.join(domain.webviewspath, pagename + '-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Minify + Override document
}
p = obj.path.join(domain.webviewspath, pagename);
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Override document
}
if (obj.parent.webViewsOverridePath != null) {
if (minify) {
p = obj.path.join(obj.parent.webViewsOverridePath, pagename + '-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Minify + Override document
}
p = obj.path.join(obj.parent.webViewsOverridePath, pagename);
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Override document
}
if (minify) {
p = obj.path.join(obj.parent.webViewsPath, pagename + '-min');
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Minify document
}
p = obj.path.join(obj.parent.webViewsPath, pagename);
if (obj.fs.existsSync(p + '.handlebars')) { return p; } // Default document
return null;
}
// Return the correct render page arguments.
function getRenderArgs(xargs, req, domain, page) {
var minify = (domain.minify == true);
if (req.query.minify == '1') { minify = true; } else if (req.query.minify == '0') { minify = false; }
xargs.min = minify ? '-min' : '';
xargs.titlehtml = domain.titlehtml;
xargs.title = (domain.title != null) ? domain.title : 'MeshCentral';
if (
((page == 'login2') && (domain.loginpicture == null) && (domain.titlehtml == null)) ||
((page != 'login2') && (domain.titlepicture == null) && (domain.titlehtml == null))
) {
if (domain.title == null) {
xargs.title1 = 'MeshCentral';
xargs.title2 = '';
} else {
xargs.title1 = domain.title;
xargs.title2 = domain.title2 ? domain.title2 : '';
}
} else {
xargs.title1 = domain.title1 ? domain.title1 : '';
xargs.title2 = (domain.title1 && domain.title2) ? domain.title2 : '';
}
xargs.extitle = encodeURIComponent(xargs.title).split('\'').join('\\\'');
xargs.domainurl = domain.url;
xargs.autocomplete = (domain.autocomplete === false) ? 'x' : 'autocomplete'; // This option allows autocomplete to be turned off on the login page.
if (typeof domain.hide == 'number') { xargs.hide = domain.hide; }
// To mitigate any possible BREACH attack, we generate a random 0 to 255 bytes length string here.
xargs.randomlength = (args.webpagelengthrandomization !== false) ? parent.crypto.randomBytes(parent.crypto.randomBytes(1)[0]).toString('base64') : '';
return xargs;
}
// Route a command from a agent. domainid, nodeid and meshid are the values of the source agent.
obj.routeAgentCommand = function (command, domainid, nodeid, meshid) {
// Route a message.
// If this command has a sessionid, that is the target.
if (command.sessionid != null) {
if (typeof command.sessionid != 'string') return;
var splitsessionid = command.sessionid.split('/');
// Check that we are in the same domain and the user has rights over this node.
if ((splitsessionid.length == 4) && (splitsessionid[0] == 'user') && (splitsessionid[1] == domainid)) {
// Check if this user has rights to get this message
if (obj.GetNodeRights(splitsessionid[0] + '/' + splitsessionid[1] + '/' + splitsessionid[2], meshid, nodeid) == 0) return; // TODO: Check if this is ok
// See if the session is connected. If so, go ahead and send this message to the target node
var ws = obj.wssessions2[command.sessionid];
if (ws != null) {
command.nodeid = nodeid; // Set the nodeid, required for responses.
delete command.sessionid; // Remove the sessionid, since we are sending to that sessionid, so it's implyed.
try { ws.send(JSON.stringify(command)); } catch (ex) { }
} else if (parent.multiServer != null) {
// See if we can send this to a peer server
var serverid = obj.wsPeerSessions2[command.sessionid];
if (serverid != null) {
command.fromNodeid = nodeid;
parent.multiServer.DispatchMessageSingleServer(command, serverid);
}
}
}
} else if (command.userid != null) { // If this command has a userid, that is the target.
if (typeof command.userid != 'string') return;
var splituserid = command.userid.split('/');
// Check that we are in the same domain and the user has rights over this node.
if ((splituserid[0] == 'user') && (splituserid[1] == domainid)) {
// Check if this user has rights to get this message
if (obj.GetNodeRights(command.userid, meshid, nodeid) == 0) return; // TODO: Check if this is ok
// See if the session is connected
var sessions = obj.wssessions[command.userid];
// Go ahead and send this message to the target node
if (sessions != null) {
command.nodeid = nodeid; // Set the nodeid, required for responses.
delete command.userid; // Remove the userid, since we are sending to that userid, so it's implyed.
for (i in sessions) { sessions[i].send(JSON.stringify(command)); }
}
if (parent.multiServer != null) {
// TODO: Add multi-server support
}
}
} else { // Route this command to all users with MESHRIGHT_AGENTCONSOLE rights to this device group
command.nodeid = nodeid;
var cmdstr = JSON.stringify(command);
// Find all connected user sessions with access to this device
for (var userid in obj.wssessions) {
var xsessions = obj.wssessions[userid];
if (obj.GetNodeRights(userid, meshid, nodeid) != 0) {
// Send the message to all sessions for this user on this server
for (i in xsessions) { try { xsessions[i].send(cmdstr); } catch (e) { } }
}
}
// Send the message to all users of other servers
if (parent.multiServer != null) {
delete command.nodeid;
command.fromNodeid = nodeid;
command.meshid = meshid;
parent.multiServer.DispatchMessage(command);
}
}
}
// Returns a list of acceptable languages in order
obj.getLanguageCodes = function (req) {
// If a user set a localization, use that
if ((req.query.lang == null) && (req.session != null) && (req.session.userid)) {
var user = obj.users[req.session.userid];
if ((user != null) && (user.lang != null)) { req.query.lang = user.lang; }
};
// Get a list of acceptable languages in order
var acceptLanguages = [];
if (req.query.lang != null) {
acceptLanguages.push(req.query.lang.toLowerCase());
} else {
if (req.headers['accept-language'] != null) {
var acceptLanguageSplit = req.headers['accept-language'].split(';');
for (var i in acceptLanguageSplit) {
var acceptLanguageSplitEx = acceptLanguageSplit[i].split(',');
for (var j in acceptLanguageSplitEx) { if (acceptLanguageSplitEx[j].startsWith('q=') == false) { acceptLanguages.push(acceptLanguageSplitEx[j].toLowerCase()); } }
}
}
}
return acceptLanguages;
}
// Render a page using the proper language
function render(req, res, filename, args, user) {
if (obj.renderPages != null) {
// Get the list of acceptable languages in order
var acceptLanguages = obj.getLanguageCodes(req);
// Take a look at the options we have for this file
var fileOptions = obj.renderPages[obj.path.basename(filename)];
if (fileOptions != null) {
for (var i in acceptLanguages) {
if ((acceptLanguages[i] == 'en') || (acceptLanguages[i].startsWith('en-'))) {
// English requested
args.lang = 'en';
if (user && user.llang) { delete user.llang; obj.db.SetUser(user); } // Clear user 'last language' used if needed. Since English is the default, remove "last language".
break;
}
// See if a language (like "fr-ca") or short-language (like "fr") matches an available translation file.
var foundLanguage = null;
if (fileOptions[acceptLanguages[i]] != null) { foundLanguage = acceptLanguages[i]; } else {
const ptr = acceptLanguages[i].indexOf('-');
if (ptr >= 0) {
const shortAcceptedLanguage = acceptLanguages[i].substring(0, ptr);
if (fileOptions[shortAcceptedLanguage] != null) { foundLanguage = shortAcceptedLanguage; }
}
}
// If a language is found, render it.
if (foundLanguage != null) {
// Found a match. If the file no longer exists, default to English.
obj.fs.exists(fileOptions[foundLanguage] + '.handlebars', function (exists) {
if (exists) { args.lang = foundLanguage; res.render(fileOptions[foundLanguage], args); } else { args.lang = 'en'; res.render(filename, args); }
});
if (user && (user.llang != foundLanguage)) { user.llang = foundLanguage; obj.db.SetUser(user); } // Set user 'last language' used if needed.
return;
}
}
}
}
// No matches found, render the default English page.
res.render(filename, args);
}
// Get the list of pages with different languages that can be rendered
function getRenderList() {
// Fetch default rendeing pages
var translateFolder = null;
if (obj.fs.existsSync('views/translations')) { translateFolder = 'views/translations'; }
if (obj.fs.existsSync(obj.path.join(__dirname, 'views', 'translations'))) { translateFolder = obj.path.join(__dirname, 'views', 'translations'); }
if (translateFolder != null) {
obj.renderPages = {};
obj.renderLanguages = ['en'];
var files = obj.fs.readdirSync(translateFolder);
for (var i in files) {
var name = files[i];
if (name.endsWith('.handlebars')) {
name = name.substring(0, name.length - 11);
var xname = name.split('_');
if (xname.length == 2) {
if (obj.renderPages[xname[0]] == null) { obj.renderPages[xname[0]] = {}; }
obj.renderPages[xname[0]][xname[1]] = obj.path.join(translateFolder, name);
if (obj.renderLanguages.indexOf(xname[1]) == -1) { obj.renderLanguages.push(xname[1]); }
}
}
}
// See if there are any custom rending pages that will override the default ones
if ((obj.parent.webViewsOverridePath != null) && (obj.fs.existsSync(obj.path.join(obj.parent.webViewsOverridePath, 'translations')))) {
translateFolder = obj.path.join(obj.parent.webViewsOverridePath, 'translations');
var files = obj.fs.readdirSync(translateFolder);
for (var i in files) {
var name = files[i];
if (name.endsWith('.handlebars')) {
name = name.substring(0, name.length - 11);
var xname = name.split('_');
if (xname.length == 2) {
if (obj.renderPages[xname[0]] == null) { obj.renderPages[xname[0]] = {}; }
obj.renderPages[xname[0]][xname[1]] = obj.path.join(translateFolder, name);
if (obj.renderLanguages.indexOf(xname[1]) == -1) { obj.renderLanguages.push(xname[1]); }
}
}
}
}
}
}
// Get the list of pages with different languages that can be rendered
function getEmailLanguageList() {
// Fetch default rendeing pages
var translateFolder = null;
if (obj.fs.existsSync('emails/translations')) { translateFolder = 'emails/translations'; }
if (obj.fs.existsSync(obj.path.join(__dirname, 'emails', 'translations'))) { translateFolder = obj.path.join(__dirname, 'emails', 'translations'); }
if (translateFolder != null) {
obj.emailLanguages = ['en'];
var files = obj.fs.readdirSync(translateFolder);
for (var i in files) {
var name = files[i];
if (name.endsWith('.html')) {
name = name.substring(0, name.length - 5);
var xname = name.split('_');
if (xname.length == 2) {
if (obj.emailLanguages.indexOf(xname[1]) == -1) { obj.emailLanguages.push(xname[1]); }
}
}
}
// See if there are any custom rending pages that will override the default ones
if ((obj.parent.webEmailsOverridePath != null) && (obj.fs.existsSync(obj.path.join(obj.parent.webEmailsOverridePath, 'translations')))) {
translateFolder = obj.path.join(obj.parent.webEmailsOverridePath, 'translations');
var files = obj.fs.readdirSync(translateFolder);
for (var i in files) {
var name = files[i];
if (name.endsWith('.html')) {
name = name.substring(0, name.length - 5);
var xname = name.split('_');
if (xname.length == 2) {
if (obj.emailLanguages.indexOf(xname[1]) == -1) { obj.emailLanguages.push(xname[1]); }
}
}
}
}
}
}
// Perform a web push to a user
// If any of the push fail, remove the subscription from the user's webpush subscription list.
obj.performWebPush = function (domain, user, payload, options) {
if ((parent.webpush == null) || (Array.isArray(user.webpush) == false) || (user.webpush.length == 0)) return;
var completionFunc = function pushCompletionFunc(sub, fail) {
pushCompletionFunc.failCount += fail;
if (--pushCompletionFunc.pushCount == 0) {
if (pushCompletionFunc.failCount > 0) {
var user = pushCompletionFunc.user, newwebpush = [];
for (var i in user.webpush) { if (user.webpush[i].fail == null) { newwebpush.push(user.webpush[i]); } }
user.webpush = newwebpush;
// Update the database
obj.db.SetUser(user);
// Event the change
var message = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', domain: domain.id, nolog: 1 };
if (db.changeStream) { message.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
var targets = ['*', 'server-users', user._id];
if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } }
parent.DispatchEvent(targets, obj, message);
}
}
}
completionFunc.pushCount = user.webpush.length;
completionFunc.user = user;
completionFunc.domain = domain;
completionFunc.failCount = 0;
for (var i in user.webpush) {
var errorFunc = function pushErrorFunc(error) { pushErrorFunc.sub.fail = 1; pushErrorFunc.call(pushErrorFunc.sub, 1); }
errorFunc.sub = user.webpush[i];
errorFunc.call = completionFunc;
var successFunc = function pushSuccessFunc(value) { pushSuccessFunc.call(pushSuccessFunc.sub, 0); }
successFunc.sub = user.webpush[i];
successFunc.call = completionFunc;
parent.webpush.sendNotification(user.webpush[i], JSON.stringify(payload), options).then(successFunc, errorFunc);
}
}
// Ensure exclusivity of a push messaging token for Android device
obj.removePmtFromAllOtherNodes = function (node) {
if (typeof node.pmt != 'string') return;
db.Get('pmt_' + node.pmt, function (err, docs) {
if ((err == null) && (docs.length == 1)) {
var oldNodeId = docs[0].nodeid;
db.Get(oldNodeId, function (nerr, ndocs) {
if ((nerr == null) && (ndocs.length == 1)) {
var oldNode = ndocs[0];
if (oldNode.pmt == node.pmt) {
// Remove the push messaging token and save the node.
delete oldNode.pmt;
db.Set(oldNode);
// Event the node change
var event = { etype: 'node', action: 'changenode', nodeid: oldNode._id, domain: oldNode.domain, node: obj.CloneSafeNode(oldNode) }
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come.
parent.DispatchEvent(['*', oldNode.meshid, oldNode._id], obj, event);
}
}
});
}
db.Set({ _id: 'pmt_' + node.pmt, type: 'pmt', domain: node.domain, time: Date.now(), nodeid: node._id })
});
}
// Return true if a mobile browser is detected.
// This code comes from "http://detectmobilebrowsers.com/" and was modified, This is free and unencumbered software released into the public domain. For more information, please refer to the http://unlicense.org/
function isMobileBrowser(req) {
//var ua = req.headers['user-agent'].toLowerCase();
//return (/(android|bb\d+|meego).+mobile|mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(ua) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(ua.substr(0, 4)));
if (typeof req.headers['user-agent'] != 'string') return false;
return (req.headers['user-agent'].toLowerCase().indexOf('mobile') >= 0);
}
// Return decoded user agent information
obj.getUserAgentInfo = function (req) {
var browser = 'Unknown', os = 'Unknown';
try {
const ua = obj.uaparser((typeof req == 'string') ? req : req.headers['user-agent']);
if (ua.browser && ua.browser.name) { ua.browserStr = ua.browser.name; if (ua.browser.version) { ua.browserStr += '/' + ua.browser.version } }
if (ua.os && ua.os.name) { ua.osStr = ua.os.name; if (ua.os.version) { ua.osStr += '/' + ua.os.version } }
return ua;
} catch (ex) { return { browserStr: browser, osStr: os } }
}
// Return the query string portion of the URL, the ? and anything after.
function getQueryPortion(req) { var s = req.url.indexOf('?'); if (s == -1) { if (req.body && req.body.urlargs) { return req.body.urlargs; } return ''; } return req.url.substring(s); }
// Generate a random Intel AMT password
function checkAmtPassword(p) { return (p.length > 7) && (/\d/.test(p)) && (/[a-z]/.test(p)) && (/[A-Z]/.test(p)) && (/\W/.test(p)); }
function getRandomAmtPassword() { var p; do { p = Buffer.from(obj.crypto.randomBytes(9), 'binary').toString('base64').split('/').join('@'); } while (checkAmtPassword(p) == false); return p; }
function getRandomPassword() { return Buffer.from(obj.crypto.randomBytes(9), 'binary').toString('base64').split('/').join('@'); }
function getRandomLowerCase(len) { var r = '', random = obj.crypto.randomBytes(len); for (var i = 0; i < len; i++) { r += String.fromCharCode(97 + (random[i] % 26)); } return r; }
// Generate a 8 digit integer with even random probability for each value.
function getRandomEightDigitInteger() { var bigInt; do { bigInt = parent.crypto.randomBytes(4).readUInt32BE(0); } while (bigInt >= 4200000000); return bigInt % 100000000; }
function getRandomSixDigitInteger() { var bigInt; do { bigInt = parent.crypto.randomBytes(4).readUInt32BE(0); } while (bigInt >= 4200000000); return bigInt % 1000000; }
// Clean a IPv6 address that encodes a IPv4 address
function cleanRemoteAddr(addr) { if (typeof addr != 'string') { return null; } if (addr.indexOf('::ffff:') == 0) { return addr.substring(7); } else { return addr; } }
// Set the content disposition header for a HTTP response.
// Because the filename can't have any special characters in it, we need to be extra careful.
function setContentDispositionHeader(res, type, name, size, altname) {
var name = require('path').basename(name).split('\\').join('').split('/').join('').split(':').join('').split('*').join('').split('?').join('').split('"').join('').split('<').join('').split('>').join('').split('|').join('').split('\'').join('');
try {
var x = { 'Cache-Control': 'no-store', 'Content-Type': type, 'Content-Disposition': 'attachment; filename="' + encodeURIComponent(name) + '"' };
if (typeof size == 'number') { x['Content-Length'] = size; }
res.set(x);
} catch (ex) {
var x = { 'Cache-Control': 'no-store', 'Content-Type': type, 'Content-Disposition': 'attachment; filename="' + altname + '"' };
if (typeof size == 'number') { x['Content-Length'] = size; }
res.set(x);
}
}
// Record a new entry in a recording log
function recordingEntry(fd, type, flags, data, func, tag) {
try {
if (typeof data == 'string') {
// String write
var blockData = Buffer.from(data), header = Buffer.alloc(16); // Header: Type (2) + Flags (2) + Size(4) + Time(8)
header.writeInt16BE(type, 0); // Type (1 = Header, 2 = Network Data)
header.writeInt16BE(flags, 2); // Flags (1 = Binary, 2 = User)
header.writeInt32BE(blockData.length, 4); // Size
header.writeIntBE(new Date(), 10, 6); // Time
var block = Buffer.concat([header, blockData]);
obj.fs.write(fd, block, 0, block.length, function () { func(fd, tag); });
} else {
// Binary write
var header = Buffer.alloc(16); // Header: Type (2) + Flags (2) + Size(4) + Time(8)
header.writeInt16BE(type, 0); // Type (1 = Header, 2 = Network Data)
header.writeInt16BE(flags | 1, 2); // Flags (1 = Binary, 2 = User)
header.writeInt32BE(data.length, 4); // Size
header.writeIntBE(new Date(), 10, 6); // Time
var block = Buffer.concat([header, data]);
obj.fs.write(fd, block, 0, block.length, function () { func(fd, tag); });
}
} catch (ex) { console.log(ex); func(fd, tag); }
}
// Perform a IP match against a list
function isIPMatch(ip, matchList) {
const ipcheck = require('ipcheck');
for (var i in matchList) { if (ipcheck.match(ip, matchList[i]) == true) return true; }
return false;
}
// This is the invalid login throttling code
obj.badLoginTable = {};
obj.badLoginTableLastClean = 0;
if (parent.config.settings == null) { parent.config.settings = {}; }
if (parent.config.settings.maxinvalidlogin !== false) {
if (typeof parent.config.settings.maxinvalidlogin != 'object') { parent.config.settings.maxinvalidlogin = { time: 10, count: 10 }; }
if (typeof parent.config.settings.maxinvalidlogin.time != 'number') { parent.config.settings.maxinvalidlogin.time = 10; }
if (typeof parent.config.settings.maxinvalidlogin.count != 'number') { parent.config.settings.maxinvalidlogin.count = 10; }
if ((typeof parent.config.settings.maxinvalidlogin.coolofftime != 'number') || (parent.config.settings.maxinvalidlogin.coolofftime < 1)) { parent.config.settings.maxinvalidlogin.coolofftime = null; }
}
obj.setbadLogin = function (ip) { // Set an IP address that just did a bad login request
if (parent.config.settings.maxinvalidlogin === false) return;
if (typeof ip == 'object') { ip = ip.clientIp; }
if (parent.config.settings.maxinvalidlogin != null) {
if (typeof parent.config.settings.maxinvalidlogin.exclude == 'string') {
const excludeSplit = parent.config.settings.maxinvalidlogin.exclude.split(',');
for (var i in excludeSplit) { if (require('ipcheck').match(ip, excludeSplit[i])) return; }
} else if (Array.isArray(parent.config.settings.maxinvalidlogin.exclude)) {
for (var i in parent.config.settings.maxinvalidlogin.exclude) { if (require('ipcheck').match(ip, parent.config.settings.maxinvalidlogin.exclude[i])) return; }
}
}
var splitip = ip.split('.');
if (splitip.length == 4) { ip = (splitip[0] + '.' + splitip[1] + '.' + splitip[2] + '.*'); }
if (++obj.badLoginTableLastClean > 100) { obj.cleanBadLoginTable(); }
if (typeof obj.badLoginTable[ip] == 'number') { if (obj.badLoginTable[ip] < Date.now()) { delete obj.badLoginTable[ip]; } else { return; } } // Check cooloff period
if (obj.badLoginTable[ip] == null) { obj.badLoginTable[ip] = [Date.now()]; } else { obj.badLoginTable[ip].push(Date.now()); }
if ((obj.badLoginTable[ip].length >= parent.config.settings.maxinvalidlogin.count) && (parent.config.settings.maxinvalidlogin.coolofftime != null)) {
obj.badLoginTable[ip] = Date.now() + (parent.config.settings.maxinvalidlogin.coolofftime * 60000); // Move to cooloff period
}
}
obj.checkAllowLogin = function (ip) { // Check if an IP address is allowed to login
if (parent.config.settings.maxinvalidlogin === false) return true;
if (typeof ip == 'object') { ip = ip.clientIp; }
var splitip = ip.split('.');
if (splitip.length == 4) { ip = (splitip[0] + '.' + splitip[1] + '.' + splitip[2] + '.*'); } // If this is IPv4, keep only the 3 first
var cutoffTime = Date.now() - (parent.config.settings.maxinvalidlogin.time * 60000); // Time in minutes
var ipTable = obj.badLoginTable[ip];
if (ipTable == null) return true;
if (typeof ipTable == 'number') { if (obj.badLoginTable[ip] < Date.now()) { delete obj.badLoginTable[ip]; } else { return false; } } // Check cooloff period
while ((ipTable.length > 0) && (ipTable[0] < cutoffTime)) { ipTable.shift(); }
if (ipTable.length == 0) { delete obj.badLoginTable[ip]; return true; }
return (ipTable.length < parent.config.settings.maxinvalidlogin.count); // No more than x bad logins in x minutes
}
obj.cleanBadLoginTable = function () { // Clean up the IP address login blockage table, we do this occasionaly.
if (parent.config.settings.maxinvalidlogin === false) return;
var cutoffTime = Date.now() - (parent.config.settings.maxinvalidlogin.time * 60000); // Time in minutes
for (var ip in obj.badLoginTable) {
var ipTable = obj.badLoginTable[ip];
if (typeof ipTable == 'number') {
if (obj.badLoginTable[ip] < Date.now()) { delete obj.badLoginTable[ip]; } // Check cooloff period
} else {
while ((ipTable.length > 0) && (ipTable[0] < cutoffTime)) { ipTable.shift(); }
if (ipTable.length == 0) { delete obj.badLoginTable[ip]; }
}
}
obj.badLoginTableLastClean = 0;
}
// This is the invalid 2FA throttling code
obj.bad2faTable = {};
obj.bad2faTableLastClean = 0;
if (parent.config.settings == null) { parent.config.settings = {}; }
if (parent.config.settings.maxinvalid2fa !== false) {
if (typeof parent.config.settings.maxinvalid2fa != 'object') { parent.config.settings.maxinvalid2fa = { time: 10, count: 10 }; }
if (typeof parent.config.settings.maxinvalid2fa.time != 'number') { parent.config.settings.maxinvalid2fa.time = 10; }
if (typeof parent.config.settings.maxinvalid2fa.count != 'number') { parent.config.settings.maxinvalid2fa.count = 10; }
if ((typeof parent.config.settings.maxinvalid2fa.coolofftime != 'number') || (parent.config.settings.maxinvalid2fa.coolofftime < 1)) { parent.config.settings.maxinvalid2fa.coolofftime = null; }
}
obj.setbad2Fa = function (ip) { // Set an IP address that just did a bad 2FA request
if (parent.config.settings.maxinvalid2fa === false) return;
if (typeof ip == 'object') { ip = ip.clientIp; }
if (parent.config.settings.maxinvalid2fa != null) {
if (typeof parent.config.settings.maxinvalid2fa.exclude == 'string') {
const excludeSplit = parent.config.settings.maxinvalid2fa.exclude.split(',');
for (var i in excludeSplit) { if (require('ipcheck').match(ip, excludeSplit[i])) return; }
} else if (Array.isArray(parent.config.settings.maxinvalid2fa.exclude)) {
for (var i in parent.config.settings.maxinvalid2fa.exclude) { if (require('ipcheck').match(ip, parent.config.settings.maxinvalid2fa.exclude[i])) return; }
}
}
var splitip = ip.split('.');
if (splitip.length == 4) { ip = (splitip[0] + '.' + splitip[1] + '.' + splitip[2] + '.*'); }
if (++obj.bad2faTableLastClean > 100) { obj.cleanBad2faTable(); }
if (typeof obj.bad2faTable[ip] == 'number') { if (obj.bad2faTable[ip] < Date.now()) { delete obj.bad2faTable[ip]; } else { return; } } // Check cooloff period
if (obj.bad2faTable[ip] == null) { obj.bad2faTable[ip] = [Date.now()]; } else { obj.bad2faTable[ip].push(Date.now()); }
if ((obj.bad2faTable[ip].length >= parent.config.settings.maxinvalid2fa.count) && (parent.config.settings.maxinvalid2fa.coolofftime != null)) {
obj.bad2faTable[ip] = Date.now() + (parent.config.settings.maxinvalid2fa.coolofftime * 60000); // Move to cooloff period
}
}
obj.checkAllow2Fa = function (ip) { // Check if an IP address is allowed to perform 2FA
if (parent.config.settings.maxinvalid2fa === false) return true;
if (typeof ip == 'object') { ip = ip.clientIp; }
var splitip = ip.split('.');
if (splitip.length == 4) { ip = (splitip[0] + '.' + splitip[1] + '.' + splitip[2] + '.*'); } // If this is IPv4, keep only the 3 first
var cutoffTime = Date.now() - (parent.config.settings.maxinvalid2fa.time * 60000); // Time in minutes
var ipTable = obj.bad2faTable[ip];
if (ipTable == null) return true;
if (typeof ipTable == 'number') { if (obj.bad2faTable[ip] < Date.now()) { delete obj.bad2faTable[ip]; } else { return false; } } // Check cooloff period
while ((ipTable.length > 0) && (ipTable[0] < cutoffTime)) { ipTable.shift(); }
if (ipTable.length == 0) { delete obj.bad2faTable[ip]; return true; }
return (ipTable.length < parent.config.settings.maxinvalid2fa.count); // No more than x bad 2FAs in x minutes
}
obj.cleanBad2faTable = function () { // Clean up the IP address 2FA blockage table, we do this occasionaly.
if (parent.config.settings.maxinvalid2fa === false) return;
var cutoffTime = Date.now() - (parent.config.settings.maxinvalid2fa.time * 60000); // Time in minutes
for (var ip in obj.bad2faTable) {
var ipTable = obj.bad2faTable[ip];
if (typeof ipTable == 'number') {
if (obj.bad2faTable[ip] < Date.now()) { delete obj.bad2faTable[ip]; } // Check cooloff period
} else {
while ((ipTable.length > 0) && (ipTable[0] < cutoffTime)) { ipTable.shift(); }
if (ipTable.length == 0) { delete obj.bad2faTable[ip]; }
}
}
obj.bad2faTableLastClean = 0;
}
// Hold a websocket until additional arguments are provided within the socket.
// This is a generic function that can be used for any websocket to avoid passing arguments in the URL.
function getWebsocketArgs(ws, req, func) {
if (req.query.moreargs != '1') {
// No more arguments needed, pass the websocket thru
func(ws, req);
} else {
// More arguments are needed
delete req.query.moreargs;
const xfunc = function getWebsocketArgsEx(msg) {
var command = null;
try { command = JSON.parse(msg.toString('utf8')); } catch (e) { return; }
if ((command != null) && (command.action === 'urlargs') && (typeof command.args == 'object')) {
for (var i in command.args) { getWebsocketArgsEx.req.query[i] = command.args[i]; }
ws.removeEventListener('message', getWebsocketArgsEx);
getWebsocketArgsEx.func(getWebsocketArgsEx.ws, getWebsocketArgsEx.req);
}
}
xfunc.ws = ws;
xfunc.req = req;
xfunc.func = func;
ws.on('message', xfunc);
}
}
// Set a random value to this session. Only works if the session has a userid.
// This random value along with the userid is used to destroy the session when logging out.
function setSessionRandom(req) {
if ((req.session == null) || (req.session.userid == null) || (req.session.x != null)) return;
var x = obj.crypto.randomBytes(6).toString('base64');
while (obj.destroyedSessions[req.session.userid + '/' + x] != null) { x = obj.crypto.randomBytes(6).toString('base64'); }
req.session.x = x;
}
// Remove all destroyed sessions after 2 hours, these sessions would have timed out anyway.
function clearDestroyedSessions() {
var toRemove = [], t = Date.now() - (2 * 60 * 60 * 1000);
for (var i in obj.destroyedSessions) { if (obj.destroyedSessions[i] < t) { toRemove.push(i); } }
for (var i in toRemove) { delete obj.destroyedSessions[toRemove[i]]; }
}
// Check and/or convert the agent color value into a correct string or return empty string.
function checkAgentColorString(header, value) {
if ((typeof header !== 'string') || (typeof value !== 'string')) return '';
if (value.startsWith('#') && (value.length == 7)) {
// Convert color in hex format
value = parseInt(value.substring(1, 3), 16) + ',' + parseInt(value.substring(3, 5), 16) + ',' + parseInt(value.substring(5, 7), 16);
} else {
// Check color in decimal format
const valueSplit = value.split(',');
if (valueSplit.length != 3) return '';
const r = parseInt(valueSplit[0]), g = parseInt(valueSplit[1]), b = parseInt(valueSplit[2]);
if (isNaN(r) || (r < 0) || (r > 255) || isNaN(g) || (g < 0) || (g > 255) || isNaN(b) || (b < 0) || (b > 255)) return '';
value = r + ',' + g + ',' + b;
}
return header + value + '\r\n';
}
// Check that everything is cleaned up
function checkWebRelaySessionsTimeout() {
for (var i in webRelaySessions) { webRelaySessions[i].checkTimeout(); }
}
// Return true if this is a private IP address
function isPrivateAddress(ip_addr) {
// If this is a loopback address, return true
if ((ip_addr == '127.0.0.1') || (ip_addr == '::1')) return true;
// Check IPv4 private addresses
const ipcheck = require('ipcheck');
const IPv4PrivateRanges = ['0.0.0.0/8', '10.0.0.0/8', '100.64.0.0/10', '127.0.0.0/8', '169.254.0.0/16', '172.16.0.0/12', '192.0.0.0/24', '192.0.0.0/29', '192.0.0.8/32', '192.0.0.9/32', '192.0.0.10/32', '192.0.0.170/32', '192.0.0.171/32', '192.0.2.0/24', '192.31.196.0/24', '192.52.193.0/24', '192.88.99.0/24', '192.168.0.0/16', '192.175.48.0/24', '198.18.0.0/15', '198.51.100.0/24', '203.0.113.0/24', '240.0.0.0/4', '255.255.255.255/32']
for (var i in IPv4PrivateRanges) { if (ipcheck.match(ip_addr, IPv4PrivateRanges[i])) return true; }
// Check IPv6 private addresses
return /^::$/.test(ip_addr) ||
/^::1$/.test(ip_addr) ||
/^::f{4}:([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/.test(ip_addr) ||
/^::f{4}:0.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/.test(ip_addr) ||
/^64:ff9b::([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/.test(ip_addr) ||
/^100::([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4})$/.test(ip_addr) ||
/^2001::([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4})$/.test(ip_addr) ||
/^2001:2[0-9a-fA-F]:([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4})$/.test(ip_addr) ||
/^2001:db8:([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4})$/.test(ip_addr) ||
/^2002:([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4}):?([0-9a-fA-F]{0,4})$/.test(ip_addr) ||
/^f[c-d]([0-9a-fA-F]{2,2}):/i.test(ip_addr) ||
/^fe[8-9a-bA-B][0-9a-fA-F]:/i.test(ip_addr) ||
/^ff([0-9a-fA-F]{2,2}):/i.test(ip_addr)
}
// Check that a cookie IP is within the correct range depending on the active policy
function checkCookieIp(cookieip, ip) {
if (obj.args.cookieipcheck == 'none') return true; // 'none' - No IP address checking
if (obj.args.cookieipcheck == 'strict') return (cookieip == ip); // 'strict' - Strict IP address checking, this can cause issues with HTTP proxies or load-balancers.
if (require('ipcheck').match(cookieip, ip + '/24')) return true; // 'lax' - IP address need to be in the some range
return (isPrivateAddress(cookieip) && isPrivateAddress(ip)); // 'lax' - If both IP addresses are private or loopback, accept it. This is needed because sometimes browsers will resolve IP addresses oddly on private networks.
}
// Takes a formating string like "this {{{a}}} is an {{{b}}} example" and fills the a and b with input o.a and o.b
function assembleStringFromObject(format, o) {
var r = '', i = format.indexOf('{{{');
if (i > 0) { r = format.substring(0, i); format = format.substring(i); }
const cmd = format.split('{{{');
for (var j in cmd) { if (j == 0) continue; i = cmd[j].indexOf('}}}'); r += o[cmd[j].substring(0, i)] + cmd[j].substring(i + 3); }
return r;
}
// Sync an account with an external user group.
// Return true if the user was changed
function syncExternalUserGroups(domain, user, userMemberships, userMembershipType) {
var userChanged = false;
if (user.links == null) { user.links = {}; }
// Create a user of memberships for this user that type
var existingUserMemberships = {};
for (var i in user.links) {
if (i.startsWith('ugrp/') && (obj.userGroups[i] != null) && (obj.userGroups[i].membershipType == userMembershipType)) { existingUserMemberships[i] = obj.userGroups[i]; }
}
// Go thru the list user memberships and create and add to any user groups as needed
for (var i in userMemberships) {
const membership = userMemberships[i];
var ugrpid = 'ugrp/' + domain.id + '/' + obj.crypto.createHash('sha384').update(membership).digest('base64').replace(/\+/g, '@').replace(/\//g, '$');
var ugrp = obj.userGroups[ugrpid];
if (ugrp == null) {
// This user group does not exist, create it
ugrp = { type: 'ugrp', _id: ugrpid, name: membership, domain: domain.id, membershipType: userMembershipType, links: {} };
// Save the new group
db.Set(ugrp);
if (db.changeStream == false) { obj.userGroups[ugrpid] = ugrp; }
// Event the user group creation
var event = { etype: 'ugrp', ugrpid: ugrpid, name: ugrp.name, action: 'createusergroup', links: ugrp.links, msgid: 69, msgArgv: [ugrp.name], msg: 'User group created: ' + ugrp.name, ugrpdomain: domain.id };
parent.DispatchEvent(['*', ugrpid, user._id], obj, event); // Even if DB change stream is active, this event must be acted upon.
// Log in the auth log
parent.authLog('https', userMembershipType.toUpperCase() + ': Created user group ' + ugrp.name);
}
if (existingUserMemberships[ugrpid] == null) {
// This user is not part of the user group, add it.
if (user.links == null) { user.links = {}; }
user.links[ugrp._id] = { rights: 1 };
userChanged = true;
db.SetUser(user);
parent.DispatchEvent([user._id], obj, 'resubscribe');
// Notify user change
var targets = ['*', 'server-users', user._id];
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msgid: 67, msgArgs: [user.name], msg: 'User group membership changed: ' + user.name, domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
parent.DispatchEvent(targets, obj, event);
// Add a user to the user group
ugrp.links[user._id] = { userid: user._id, name: user.name, rights: 1 };
db.Set(ugrp);
// Notify user group change
var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: ugrp._id, name: ugrp.name, desc: ugrp.desc, action: 'usergroupchange', links: ugrp.links, msgid: 71, msgArgs: [user.name, ugrp.name], msg: 'Added user(s) ' + user.name + ' to user group ' + ugrp.name, addUserDomain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugrp._id, user._id], obj, event);
// Log in the auth log
parent.authLog('https', userMembershipType.toUpperCase() + ': Adding ' + user.name + ' to user group ' + userMemberships[i] + '.');
} else {
// User is already part of this user group
delete existingUserMemberships[ugrpid];
}
}
// Remove the user from any memberships they don't belong to anymore
for (var ugrpid in existingUserMemberships) {
var ugrp = obj.userGroups[ugrpid];
parent.authLog('https', userMembershipType.toUpperCase() + ': Removing ' + user.name + ' from user group ' + ugrp.name + '.');
if ((user.links != null) && (user.links[ugrpid] != null)) {
delete user.links[ugrpid];
// Notify user change
var targets = ['*', 'server-users', user._id, user._id];
var event = { etype: 'user', userid: user._id, username: user.name, account: obj.CloneSafeUser(user), action: 'accountchange', msgid: 67, msgArgs: [user.name], msg: 'User group membership changed: ' + user.name, domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come.
parent.DispatchEvent(targets, obj, event);
db.SetUser(user);
parent.DispatchEvent([user._id], obj, 'resubscribe');
}
if (ugrp != null) {
// Remove the user from the group
if ((ugrp.links != null) && (ugrp.links[user._id] != null)) {
delete ugrp.links[user._id];
db.Set(ugrp);
// Notify user group change
var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: ugrp._id, name: ugrp.name, desc: ugrp.desc, action: 'usergroupchange', links: ugrp.links, msgid: 72, msgArgs: [user.name, ugrp.name], msg: 'Removed user ' + user.name + ' from user group ' + ugrp.name, domain: domain.id };
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come.
parent.DispatchEvent(['*', ugrp._id, user._id], obj, event);
}
}
}
return userChanged;
}
return obj;
};