mirror of
https://github.com/Ylianst/MeshCentral.git
synced 2024-09-11 08:55:32 +03:00
1853 lines
118 KiB
JavaScript
1853 lines
118 KiB
JavaScript
/**
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* @description MeshCentral web server
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* @author Ylian Saint-Hilaire
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* @copyright Intel Corporation 2018
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* @license Apache-2.0
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* @version v0.0.1
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*/
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"use strict";
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/*
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class SerialTunnel extends require('stream').Duplex {
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constructor(options) { super(options); this.forwardwrite = null; }
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updateBuffer(chunk) { this.push(chunk); }
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_write(chunk, encoding, callback) { if (this.forwardwrite != null) { this.forwardwrite(chunk); } else { console.err("Failed to fwd _write."); } if (callback) callback(); } // Pass data written to forward
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_read(size) { } // Push nothing, anything to read should be pushed from updateBuffer()
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}
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*/
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// Older NodeJS does not support the keyword "class", so we do without using this syntax
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// TODO: Validate that it's the same as above and that it works.
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function SerialTunnel(options) {
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var obj = new require('stream').Duplex(options);
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obj.forwardwrite = null;
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obj.updateBuffer = function (chunk) { this.push(chunk); }
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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
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obj._read = function(size) { } // Push nothing, anything to read should be pushed from updateBuffer()
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return obj;
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}
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// ExpressJS login sample
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// https://github.com/expressjs/express/blob/master/examples/auth/index.js
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// Polyfill startsWith/endsWith for older NodeJS
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if (!String.prototype.startsWith) { String.prototype.startsWith = function (searchString, position) { position = position || 0; return this.substr(position, searchString.length) === searchString; }; }
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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; }; }
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// Construct a HTTP web server object
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module.exports.CreateWebServer = function (parent, db, args, secret, certificates) {
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var obj = {};
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// Modules
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obj.fs = require('fs');
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obj.net = require('net');
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obj.tls = require('tls');
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obj.path = require('path');
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obj.constants = require('constants');
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obj.bodyParser = require('body-parser');
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obj.session = require('express-session');
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obj.exphbs = require('express-handlebars');
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obj.crypto = require('crypto');
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obj.common = require('./common.js');
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obj.express = require('express');
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obj.meshAgentHandler = require('./meshagent.js');
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obj.meshRelayHandler = require('./meshrelay.js')
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obj.meshUserHandler = require('./meshuser.js')
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obj.interceptor = require('./interceptor');
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// Variables
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obj.parent = parent;
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obj.filespath = parent.filespath;
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obj.db = db;
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obj.app = obj.express();
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obj.app.use(require('compression')());
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obj.tlsServer = null;
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obj.tcpServer;
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obj.certificates = certificates;
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obj.args = args;
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obj.users = {};
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obj.meshes = {};
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obj.userAllowedIp = args.userallowedip; // List of allowed IP addresses for users
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obj.tlsSniCredentials;
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obj.dnsDomains = {};
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// Mesh Rights
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const MESHRIGHT_EDITMESH = 1;
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const MESHRIGHT_MANAGEUSERS = 2;
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const MESHRIGHT_MANAGECOMPUTERS = 4;
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const MESHRIGHT_REMOTECONTROL = 8;
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const MESHRIGHT_AGENTCONSOLE = 16;
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const MESHRIGHT_SERVERFILES = 32;
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const MESHRIGHT_WAKEDEVICE = 64;
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// Site rights
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const SITERIGHT_SERVERBACKUP = 1;
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const SITERIGHT_MANAGEUSERS = 2;
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const SITERIGHT_SERVERRESTORE = 4;
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const SITERIGHT_FILEACCESS = 8;
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const SITERIGHT_SERVERUPDATE = 16;
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// Setup SSPI authentication if needed
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if ((obj.parent.platform == 'win32') && (obj.args.nousers != true) && (obj.parent.config != null) && (obj.parent.config.domains != null)) {
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for (var 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: true, offerBasic: false }); } }
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}
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// Perform hash on web certificate and agent certificate
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obj.webCertificateHash = parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.web.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'binary' });
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obj.webCertificateHashs = { '': obj.webCertificateHash };
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for (var i in obj.parent.config.domains) { if (obj.parent.config.domains[i].dns != null) { obj.webCertificateHashs[i] = parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.parent.config.domains[i].certs.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'binary' }); } }
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obj.webCertificateHashBase64 = new Buffer(parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.web.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'binary' }), 'binary').toString('base64').replace(/\+/g, '@').replace(/\//g, '$');
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obj.agentCertificateHashHex = parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.agent.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'hex' });
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obj.agentCertificateHashBase64 = new Buffer(parent.certificateOperations.forge.pki.getPublicKeyFingerprint(parent.certificateOperations.forge.pki.certificateFromPem(obj.certificates.agent.cert).publicKey, { md: parent.certificateOperations.forge.md.sha384.create(), encoding: 'binary' }), 'binary').toString('base64').replace(/\+/g, '@').replace(/\//g, '$');
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obj.agentCertificateAsn1 = parent.certificateOperations.forge.asn1.toDer(parent.certificateOperations.forge.pki.certificateToAsn1(parent.certificateOperations.forge.pki.certificateFromPem(parent.certificates.agent.cert))).getBytes();
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if (parent.certificates.swarmserver != null) {
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obj.swarmCertificateAsn1 = parent.certificateOperations.forge.asn1.toDer(parent.certificateOperations.forge.pki.certificateToAsn1(parent.certificateOperations.forge.pki.certificateFromPem(parent.certificates.swarmserver.cert))).getBytes();
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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' });
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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' });
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}
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// Main lists
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obj.wsagents = {};
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obj.wssessions = {}; // UserId --> Array Of Sessions
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obj.wssessions2 = {}; // "UserId + SessionRnd" --> Session (Note that the SessionId is the UserId + / + SessionRnd)
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obj.wsPeerSessions = {}; // ServerId --> Array Of "UserId + SessionRnd"
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obj.wsPeerSessions2 = {}; // "UserId + SessionRnd" --> ServerId
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obj.wsPeerSessions3 = {}; // ServerId --> UserId --> [ SessionId ]
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obj.sessionsCount = {}; // Merged session counters, used when doing server peering. UserId --> SessionCount
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obj.wsrelays = {}; // Id -> Relay
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obj.wsPeerRelays = {}; // Id -> { ServerId, Time }
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// Setup randoms
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obj.crypto.randomBytes(48, function (err, buf) { obj.httpAuthRandom = buf; });
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obj.crypto.randomBytes(16, function (err, buf) { obj.httpAuthRealm = buf.toString('hex'); });
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obj.crypto.randomBytes(48, function (err, buf) { obj.relayRandom = buf; });
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// Setup DNS domain TLS SNI credentials
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{
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var dnscount = 0;
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obj.tlsSniCredentials = {};
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for (var 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++; } }
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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; }
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}
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function TlsSniCallback(name, cb) { var c = obj.tlsSniCredentials[name]; if (c != null) { cb(null, c); } else { cb(null, obj.tlsSniCredentials['']); } }
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function EscapeHtml(x) { if (typeof x == "string") return x.replace(/&/g, '&').replace(/>/g, '>').replace(/</g, '<').replace(/"/g, '"').replace(/'/g, '''); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
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function EscapeHtmlBreaks(x) { if (typeof x == "string") return x.replace(/&/g, '&').replace(/>/g, '>').replace(/</g, '<').replace(/"/g, '"').replace(/'/g, ''').replace(/\r/g, '<br />').replace(/\n/g, '').replace(/\t/g, ' '); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
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if (obj.args.notls || obj.args.tlsoffload) {
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// Setup the HTTP server without TLS
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obj.expressWs = require('express-ws')(obj.app);
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} else {
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// Setup the HTTP server with TLS, use only TLS 1.2 and higher.
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var tlsOptions = { cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca, rejectUnauthorized: true, secureOptions: obj.constants.SSL_OP_NO_SSLv2 | obj.constants.SSL_OP_NO_SSLv3 | obj.constants.SSL_OP_NO_COMPRESSION | obj.constants.SSL_OP_CIPHER_SERVER_PREFERENCE | obj.constants.SSL_OP_NO_TLSv1 | obj.constants.SSL_OP_NO_TLSv11 };
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if (obj.tlsSniCredentials != null) { tlsOptions.SNICallback = TlsSniCallback; } // We have multiple web server certificate used depending on the domain name
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obj.tlsServer = require('https').createServer(tlsOptions, obj.app);
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obj.expressWs = require('express-ws')(obj.app, obj.tlsServer);
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}
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// Setup middleware
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obj.app.engine('handlebars', obj.exphbs({})); // defaultLayout: 'main'
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obj.app.set('view engine', 'handlebars');
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obj.app.use(obj.bodyParser.urlencoded({ extended: false }));
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obj.app.use(obj.session({
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resave: false, // don't save session if unmodified
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saveUninitialized: false, // don't create session until something stored
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secret: secret // If multiple instances of this server are behind a load-balancer, this secret must be the same for all instances
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}));
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// Session-persisted message middleware
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obj.app.use(function (req, res, next) {
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if (req.session != null) {
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var err = req.session.error;
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var msg = req.session.success;
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var passhint = req.session.passhint;
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delete req.session.error;
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delete req.session.success;
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delete req.session.passhint;
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}
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res.locals.message = '';
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if (err) res.locals.message = '<p class="msg error">' + err + '</p>';
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if (msg) res.locals.message = '<p class="msg success">' + msg + '</p>';
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if (passhint) res.locals.passhint = EscapeHtml(passhint);
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next();
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});
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// Fetch all users from the database, keep this in memory
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obj.db.GetAllType('user', function (err, docs) {
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var domainUserCount = {};
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for (var i in parent.config.domains) { domainUserCount[i] = 0; }
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for (var i in docs) { var u = obj.users[docs[i]._id] = docs[i]; domainUserCount[u.domain]++; }
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for (var i in parent.config.domains) {
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if (domainUserCount[i] == 0) {
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if (parent.config.domains[i].newaccounts == 0) { parent.config.domains[i].newaccounts = 2; }
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console.log('Server ' + ((i == '') ? '' : (i + ' ')) + 'has no users, next new account will be site administrator.');
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}
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}
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});
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// Fetch all meshes from the database, keep this in memory
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obj.db.GetAllType('mesh', function (err, docs) { for (var i in docs) { obj.meshes[docs[i]._id] = docs[i]; } });
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// Authenticate the user
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obj.authenticate = function (name, pass, domain, fn) {
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if (!module.parent) console.log('authenticating %s:%s:%s', domain.id, name, pass);
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var user = obj.users['user/' + domain.id + '/' + name.toLowerCase()];
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// Query the db for the given username
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if (!user) return fn(new Error('cannot find user'));
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// Apply the same algorithm to the POSTed password, applying the hash against the pass / salt, if there is a match we found the user
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if (user.salt == null) {
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fn(new Error('invalid password'));
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} else {
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if (user.passtype != null) {
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// IIS default clear or weak password hashing (SHA-1)
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require('./pass').iishash(user.passtype, pass, user.salt, function (err, hash) {
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if (err) return fn(err);
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if (hash == user.hash) {
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// Update the password to the stronger format.
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require('./pass').hash(pass, function (err, salt, hash) { if (err) throw err; user.salt = salt; user.hash = hash; delete user.passtype; obj.db.SetUser(user); });
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return fn(null, user._id);
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}
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fn(new Error('invalid password'), null, user.passhint);
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});
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} else {
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// Default strong password hashing (pbkdf2 SHA384)
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require('./pass').hash(pass, user.salt, function (err, hash) {
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if (err) return fn(err);
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if (hash == user.hash) return fn(null, user._id);
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fn(new Error('invalid password'), null, user.passhint);
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});
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}
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}
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}
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/*
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obj.restrict = function (req, res, next) {
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console.log('restrict', req.url);
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var domain = getDomain(req);
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if (req.session.userid) {
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next();
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} else {
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req.session.error = 'Access denied!';
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res.redirect(domain.url + 'login');
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}
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}
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*/
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// Check if the source IP address is allowed for a given allowed list, return false if not
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function checkUserIpAddressEx(req, res, allowedIpList) {
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if (allowedIpList == null) { return true; }
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try {
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var ip = null, type = 0;
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if (req.connection) { ip = req.connection.remoteAddress; type = 1; } // HTTP(S) request
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else if (req._socket) { ip = req._socket.remoteAddress; type = 2; } // WebSocket request
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if (ip.startsWith('::ffff:')) { ip = ip.substring(7); } // Fix IPv4 IP's encoded in IPv6 form
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if ((ip != null) && (allowedIpList.indexOf(ip) >= 0)) { return true; }
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if (type == 1) { res.sendStatus(401); }
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else if (type == 2) { try { req.close(); } catch (e) { } }
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} catch (e) { console.log(e); }
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return false;
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}
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// Check if the source IP address is allowed, return domain if allowed
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function checkUserIpAddress(req, res, rootonly) {
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if (obj.userAllowedIp != null) {
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if (typeof obj.userAllowedIp == 'string') { if (obj.userAllowedIp == "") { obj.userAllowedIp = null; return true; } else { obj.userAllowedIp = obj.userAllowedIp.split(','); } }
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if (checkUserIpAddressEx(req, res, obj.userAllowedIp) == false) return null;
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}
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if (rootonly == true) return;
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var domain;
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if (req.url) { domain = getDomain(req); } else { domain = getDomain(res); }
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if (domain.userallowedip == null) return domain;
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if (checkUserIpAddressEx(req, res, domain.userallowedip) == false) return null;
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return domain;
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}
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// Return the current domain of the request
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function getDomain(req) {
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if (req.xdomain != null) { return req.xdomain; } // Domain already set for this request, return it.
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if (req.headers.host != null) { var d = obj.dnsDomains[req.headers.host.toLowerCase()]; if (d != null) return d; } // If this is a DNS name domain, return it here.
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var x = req.url.split('/');
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if (x.length < 2) return parent.config.domains[''];
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var d = parent.config.domains[x[1].toLowerCase()];
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if ((d != null) && (d.dns == null)) return parent.config.domains[x[1].toLowerCase()];
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return parent.config.domains[''];
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}
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function handleLogoutRequest(req, res) {
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var domain = checkUserIpAddress(req, res);
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if (domain == null) return;
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res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0' });
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// Destroy the user's session to log them out will be re-created next request
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if (req.session.userid) {
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var user = obj.users[req.session.userid]
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obj.parent.DispatchEvent(['*'], obj, { etype: 'user', username: user.name, action: 'logout', msg: 'Account logout', domain: domain.id })
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}
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req.session.destroy(function () {
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res.redirect(domain.url);
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});
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}
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function handleLoginRequest(req, res) {
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var domain = checkUserIpAddress(req, res);
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if (domain == null) return;
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obj.authenticate(req.body.username, req.body.password, domain, function (err, userid, passhint) {
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if (userid) {
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var user = obj.users[userid];
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// Save login time
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user.login = Date.now();
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obj.db.SetUser(user);
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// Regenerate session when signing in to prevent fixation
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req.session.regenerate(function () {
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// Store the user's primary key in the session store to be retrieved, or in this case the entire user object
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// req.session.success = 'Authenticated as ' + user.name + 'click to <a href="/logout">logout</a>. You may now access <a href="/restricted">/restricted</a>.';
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delete req.session.loginmode;
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req.session.userid = userid;
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req.session.domainid = domain.id;
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req.session.currentNode = '';
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if (req.session.passhint) { delete req.session.passhint; }
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if (req.body.viewmode) { req.session.viewmode = req.body.viewmode; }
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if (req.body.host) {
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obj.db.GetAllType('node', function (err, docs) {
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for (var i = 0; i < docs.length; i++) {
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if (docs[i].name == req.body.host) {
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req.session.currentNode = docs[i]._id;
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break;
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}
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}
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console.log("CurrentNode: " + req.session.currentNode);
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// This redirect happens after finding node is completed
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res.redirect(domain.url);
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});
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} else {
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res.redirect(domain.url);
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}
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});
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obj.parent.DispatchEvent(['*'], obj, { etype: 'user', username: user.name, action: 'login', msg: 'Account login', domain: domain.id })
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} else {
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delete req.session.loginmode;
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req.session.error = '<b style=color:#8C001A>Login failed, check username and password.</b>';
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if ((passhint != null) && (passhint.length > 0)) {
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req.session.passhint = passhint;
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} else {
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if (req.session.passhint) { delete req.session.passhint; }
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}
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res.redirect(domain.url);
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}
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});
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}
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function handleCreateAccountRequest(req, res) {
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var domain = checkUserIpAddress(req, res);
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if (domain == null) return;
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if (domain.newaccounts == 0) { res.sendStatus(401); return; }
|
|
if (!req.body.username || !req.body.email || !req.body.password1 || !req.body.password2 || (req.body.password1 != req.body.password2) || req.body.username == '~') {
|
|
req.session.loginmode = 2;
|
|
req.session.error = '<b style=color:#8C001A>Unable to create account.</b>';;
|
|
res.redirect(domain.url);
|
|
} else {
|
|
// Check if this email was already verified
|
|
obj.db.GetUserWithVerifiedEmail(domain.id, req.body.email, function (err, docs) {
|
|
if (docs.length > 0) {
|
|
req.session.loginmode = 2;
|
|
req.session.error = '<b style=color:#8C001A>Existing account with this email address.</b>';;
|
|
res.redirect(domain.url);
|
|
} else {
|
|
// Check if there is domain.newAccountToken, check if supplied token is valid
|
|
if ((domain.newaccountspass != null) && (domain.newaccountspass != '') && (req.body.anewaccountpass != domain.newaccountspass)) {
|
|
req.session.loginmode = 2;
|
|
req.session.error = '<b style=color:#8C001A>Invalid account creation token.</b>';
|
|
res.redirect(domain.url);
|
|
return;
|
|
}
|
|
// Check if user exists
|
|
if (obj.users['user/' + domain.id + '/' + req.body.username.toLowerCase()]) {
|
|
req.session.loginmode = 2;
|
|
req.session.error = '<b style=color:#8C001A>Username already exists.</b>';
|
|
} else {
|
|
var hint = req.body.apasswordhint;
|
|
if (hint.length > 250) hint = hint.substring(0, 250);
|
|
var user = { type: 'user', _id: 'user/' + domain.id + '/' + req.body.username.toLowerCase(), name: req.body.username, email: req.body.email, creation: Date.now(), login: Date.now(), domain: domain.id, passhint: hint };
|
|
var usercount = 0;
|
|
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { usercount++; } }
|
|
if (usercount == 0) { user.siteadmin = 0xFFFFFFFF; if (domain.newaccounts == 2) { domain.newaccounts = 0; } } // If this is the first user, give the account site admin.
|
|
obj.users[user._id] = user;
|
|
req.session.userid = user._id;
|
|
req.session.domainid = domain.id;
|
|
// Create a user, generate a salt and hash the password
|
|
require('./pass').hash(req.body.password1, function (err, salt, hash) {
|
|
if (err) throw err;
|
|
user.salt = salt;
|
|
user.hash = hash;
|
|
obj.db.SetUser(user);
|
|
if (obj.parent.mailserver != null) { obj.parent.mailserver.sendAccountCheckMail(domain, user.name, user.email); }
|
|
});
|
|
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', username: user.name, account: user, action: 'accountcreate', msg: 'Account created, email is ' + req.body.email, domain: domain.id })
|
|
}
|
|
res.redirect(domain.url);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
// Called to process an account reset request
|
|
function handleResetAccountRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if (domain.newaccounts == 0) { res.sendStatus(401); return; }
|
|
if (!req.body.email || checkEmail(req.body.email) == false) {
|
|
req.session.loginmode = 3;
|
|
req.session.error = '<b style=color:#8C001A>Invalid email.</b>';
|
|
res.redirect(domain.url);
|
|
} else {
|
|
obj.db.GetUserWithVerifiedEmail(domain.id, req.body.email, function (err, docs) {
|
|
if (docs.length == 0) {
|
|
req.session.loginmode = 3;
|
|
req.session.error = '<b style=color:#8C001A>Account not found.</b>';
|
|
res.redirect(domain.url);
|
|
} else {
|
|
var userFound = docs[0];
|
|
if (obj.parent.mailserver != null) {
|
|
obj.parent.mailserver.sendAccountResetMail(domain, userFound.name, userFound.email);
|
|
req.session.loginmode = 1;
|
|
req.session.error = '<b style=color:darkgreen>Hold on, reset mail sent.</b>';
|
|
res.redirect(domain.url);
|
|
} else {
|
|
req.session.loginmode = 3;
|
|
req.session.error = '<b style=color:#8C001A>Unable to sent email.</b>';
|
|
res.redirect(domain.url);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
// Called to process a web based email verification request
|
|
function handleCheckMailRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if (req.query.c != null) {
|
|
var cookie = obj.parent.decodeCookie(req.query.c, obj.parent.mailserver.mailCookieEncryptionKey, 30);
|
|
if ((cookie != null) && (cookie.u != null) && (cookie.e != null)) {
|
|
var idsplit = cookie.u.split('/');
|
|
if ((idsplit.length != 2) || (idsplit[0] != domain.id)) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid domain. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
obj.db.Get('user/' + cookie.u, function (err, docs) {
|
|
if (docs.length == 0) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid username \"' + EscapeHtml(user.name) + '\". <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
var user = docs[0];
|
|
if (user.email != cookie.e) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid e-mail \"' + EscapeHtml(user.email) + '\" for user \"' + EscapeHtml(user.name) + '\". <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
if (cookie.a == 1) {
|
|
// Account email verification
|
|
if (user.emailVerified == true) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'E-mail \"' + EscapeHtml(user.email) + '\" for user \"' + EscapeHtml(user.name) + '\" already verified. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
obj.db.GetUserWithVerifiedEmail(domain.id, user.email, function (err, docs) {
|
|
if (docs.length > 0) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'E-mail \"' + EscapeHtml(user.email) + '\" already in use on a different account. Change the email address and try again. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
// Set the verified flag
|
|
obj.users[user._id].emailVerified = true;
|
|
user.emailVerified = true;
|
|
obj.db.SetUser(user);
|
|
|
|
// Event the change
|
|
var userinfo = obj.common.Clone(user);
|
|
delete userinfo.hash;
|
|
delete userinfo.passhint;
|
|
delete userinfo.salt;
|
|
delete userinfo.type;
|
|
delete userinfo.domain;
|
|
delete userinfo.subscriptions;
|
|
delete userinfo.passtype;
|
|
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, { etype: 'user', username: userinfo.name, account: userinfo, action: 'accountchange', msg: 'Verified email of user ' + EscapeHtml(user.name) + ' (' + EscapeHtml(userinfo.email) + ')', domain: domain.id })
|
|
|
|
// Send the confirmation page
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'Verified email <b>' + EscapeHtml(user.email) + '</b> for user account <b>' + EscapeHtml(user.name) + '</b>. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
|
|
// Send a notification
|
|
obj.parent.DispatchEvent([user._id], obj, { action: 'notify', value: 'Email verified:<br /><b>' + EscapeHtml(userinfo.email) + '</b>.' , nolog: 1 })
|
|
}
|
|
});
|
|
}
|
|
} else if (cookie.a == 2) {
|
|
// Account reset
|
|
if (user.emailVerified != true) {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'E-mail \"' + EscapeHtml(user.email) + '\" for user \"' + EscapeHtml(user.name) + '\" not verified. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
} else {
|
|
// Set a temporary password
|
|
obj.crypto.randomBytes(16, function (err, buf) {
|
|
var newpass = buf.toString('base64').split('=').join('').split('/').join('');
|
|
require('./pass').hash(newpass, function (err, salt, hash) {
|
|
if (err) throw err;
|
|
|
|
// Change the password
|
|
var userinfo = obj.users[user._id];
|
|
userinfo.salt = salt;
|
|
userinfo.hash = hash;
|
|
userinfo.passchange = Date.now();
|
|
userinfo.passhint = null;
|
|
obj.db.SetUser(userinfo);
|
|
|
|
// Event the change
|
|
var userinfo = obj.common.Clone(userinfo);
|
|
delete userinfo.hash;
|
|
delete userinfo.passhint;
|
|
delete userinfo.salt;
|
|
delete userinfo.type;
|
|
delete userinfo.domain;
|
|
delete userinfo.subscriptions;
|
|
delete userinfo.passtype;
|
|
obj.parent.DispatchEvent(['*', 'server-users', user._id], obj, { etype: 'user', username: userinfo.name, account: userinfo, action: 'accountchange', msg: 'Password reset for user ' + EscapeHtml(user.name), domain: domain.id })
|
|
|
|
// Send the new password
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: '<div>Password for account <b>' + EscapeHtml(user.name) + '</b> has been reset to:</div><div style=padding:14px;font-size:18px><b>' + EscapeHtml(newpass) + '</b></div>Login and go to the \"My Account\" tab to update your password. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
});
|
|
});
|
|
}
|
|
} else {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid account check. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
} else {
|
|
res.render(obj.path.join(__dirname, 'views/message'), { title: domain.title, title2: domain.title2, title3: 'Account Verification', message: 'ERROR: Invalid account check, verification url is only valid for 30 minutes. <a href="' + domain.url + '">Go to login page</a>.' });
|
|
}
|
|
}
|
|
}
|
|
|
|
function handleDeleteAccountRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
// 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.domainid != domain.id)) { res.redirect(domain.url); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if (!user) return;
|
|
|
|
// Check if the password is correct
|
|
obj.authenticate(user.name, req.body.apassword1, domain, function (err, userid) {
|
|
var user = obj.users[userid];
|
|
if (user) {
|
|
obj.db.Remove(user._id);
|
|
delete obj.users[user._id];
|
|
req.session.destroy(function () { res.redirect(domain.url); });
|
|
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', username: user.name, action: 'accountremove', msg: 'Account removed', domain: domain.id })
|
|
} else {
|
|
res.redirect(domain.url);
|
|
}
|
|
});
|
|
}
|
|
|
|
// Handle password changes
|
|
function handlePasswordChangeRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
// 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.domainid != domain.id)) { res.redirect(domain.url); return; }
|
|
|
|
// Update the password
|
|
require('./pass').hash(req.body.apassword1, function (err, salt, hash) {
|
|
if (err) throw err;
|
|
var hint = req.body.apasswordhint;
|
|
if (hint.length > 250) hint = hint.substring(0, 250);
|
|
var user = obj.users[req.session.userid];
|
|
user.salt = salt;
|
|
user.hash = hash;
|
|
user.passchange = Date.now();
|
|
user.passhint = req.body.apasswordhint;
|
|
obj.db.SetUser(user);
|
|
req.session.viewmode = 2;
|
|
res.redirect(domain.url);
|
|
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', username: user.name, action: 'passchange', msg: 'Account password changed: ' + user.name, domain: domain.id })
|
|
});
|
|
}
|
|
|
|
// Indicates that any request to "/" should render "default" or "login" depending on login state
|
|
function handleRootRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if (!obj.args) { res.sendStatus(500); return; }
|
|
var domain = getDomain(req);
|
|
|
|
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)) { res.end('Authentication Required...'); } else { handleRootRequestEx(req, res, domain); } })
|
|
} else {
|
|
// Login using a different system
|
|
handleRootRequestEx(req, res, domain);
|
|
}
|
|
}
|
|
|
|
function handleRootRequestEx(req, res, domain) {
|
|
var nologout = false;
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0' });
|
|
|
|
// Check if we have an incomplete domain name in the path
|
|
if ((domain.id != '') && (domain.dns == null) && (req.url.split('/').length == 2)) { res.redirect(domain.url); return; }
|
|
|
|
if (obj.args.nousers == true) {
|
|
// If in single user mode, setup things here.
|
|
if (req.session && req.session.loginmode) { delete req.session.loginmode; }
|
|
req.session.userid = 'user/' + domain.id + '/~';
|
|
req.session.domainid = domain.id;
|
|
req.session.currentNode = '';
|
|
if (obj.users[req.session.userid] == null) {
|
|
// Create the dummy user ~ with impossible password
|
|
obj.users[req.session.userid] = { type: 'user', _id: req.session.userid, name: '~', email: '~', domain: domain.id, siteadmin: 0xFFFFFFFF };
|
|
obj.db.SetUser(obj.users[req.session.userid]);
|
|
}
|
|
} else if (obj.args.user && (!req.session || !req.session.userid) && obj.users['user/' + domain.id + '/' + obj.args.user.toLowerCase()]) {
|
|
// If a default user is active, setup the session here.
|
|
if (req.session && req.session.loginmode) { delete req.session.loginmode; }
|
|
req.session.userid = 'user/' + domain.id + '/' + obj.args.user.toLowerCase();
|
|
req.session.domainid = domain.id;
|
|
req.session.currentNode = '';
|
|
} 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.a == 3) && (loginCookie.u != null) && (loginCookie.u.split('/')[1] == domain.id)) {
|
|
// If a login cookie was provided, setup the session here.
|
|
if (req.session && req.session.loginmode) { delete req.session.loginmode; }
|
|
req.session.userid = loginCookie.u;
|
|
req.session.domainid = domain.id;
|
|
req.session.currentNode = '';
|
|
}
|
|
} 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)) {
|
|
res.sendStatus(404); return;
|
|
} else {
|
|
nologout = true;
|
|
req.session.userid = 'user/' + domain.id + '/' + req.connection.user;
|
|
req.session.usersid = req.connection.userSid;
|
|
req.session.usersGroups = req.connection.userGroups;
|
|
req.session.domainid = domain.id;
|
|
req.session.currentNode = '';
|
|
|
|
// Check if this user exists, create it if not.
|
|
var user = obj.users[req.session.userid];
|
|
if ((user == null) || (user.sid != req.session.usersid)) {
|
|
// Create the domain user
|
|
var usercount = 0, user = { type: 'user', _id: req.session.userid, name: req.connection.user, domain: domain.id, sid: req.session.usersid };
|
|
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { usercount++; } }
|
|
if (usercount == 0) { user.siteadmin = 0xFFFFFFFF; } // If this is the first user, give the account site admin.
|
|
obj.users[req.session.userid] = user;
|
|
obj.db.SetUser(user);
|
|
obj.parent.DispatchEvent(['*', 'server-users'], obj, { etype: 'user', username: req.connection.user, account: user, action: 'accountcreate', msg: 'Domain account created, user ' + req.connection.user, domain: domain.id })
|
|
}
|
|
}
|
|
}
|
|
|
|
// If a user is logged in, serve the default app, otherwise server the login app.
|
|
if (req.session && req.session.userid) {
|
|
if (req.session.domainid != domain.id) { req.session.destroy(function () { res.redirect(domain.url); }); return; } // Check is the session is for the correct domain
|
|
var viewmode = 1;
|
|
if (req.session.viewmode) {
|
|
viewmode = req.session.viewmode;
|
|
delete req.session.viewmode;
|
|
} else if (req.query.viewmode) {
|
|
viewmode = req.query.viewmode;
|
|
}
|
|
var currentNode = '';
|
|
if (req.session.currentNode) {
|
|
currentNode = req.session.currentNode;
|
|
delete req.session.currentNode;
|
|
} else if (req.query.node) {
|
|
currentNode = 'node/' + domain.id + '/' + req.query.node;
|
|
}
|
|
var user;
|
|
var logoutcontrol;
|
|
if (obj.args.nousers != true) {
|
|
user = obj.users[req.session.userid]
|
|
logoutcontrol = 'Welcome ' + user.name + '.';
|
|
}
|
|
|
|
// Give the web page a list of supported server features
|
|
var features = 0;
|
|
if (obj.args.wanonly == true) { features += 1; } // WAN-only mode
|
|
if (obj.args.lanonly == true) { features += 2; } // LAN-only mode
|
|
if (obj.args.nousers == true) { features += 4; } // Single user mode
|
|
if (domain.userQuota == -1) { features += 8; } // No server files mode
|
|
if (obj.args.tlsoffload == true) { features += 16; } // No mutual-auth CIRA
|
|
if ((parent.config != null) && (parent.config.settings != null) && (parent.config.settings.allowframing == true)) { features += 32; } // Allow site within iframe
|
|
if ((obj.parent.mailserver != null) && (obj.parent.certificates.CommonName != null) && (obj.parent.certificates.CommonName != 'un-configured') && (obj.args.lanonly != true)) { features += 64; } // Email invites
|
|
if (obj.args.webrtc == true) { features += 128; } // Enable WebRTC (Default false for now)
|
|
if (obj.args.clickonce !== false) { features += 256; } // Enable ClickOnce (Default true)
|
|
if (obj.args.allowhighqualitydesktop == true) { features += 512; } // Enable AllowHighQualityDesktop (Default false)
|
|
|
|
// Send the master web application
|
|
if ((!obj.args.user) && (obj.args.nousers != true) && (nologout == false)) { logoutcontrol += ' <a href=' + domain.url + 'logout?' + Math.random() + ' style=color:white>Logout</a>'; } // 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
|
|
res.render(obj.path.join(__dirname, 'views/default'), { viewmode: viewmode, currentNode: currentNode, logoutControl: logoutcontrol, title: domain.title, title2: domain.title2, domainurl: domain.url, domain: domain.id, debuglevel: parent.debugLevel, serverDnsName: getWebServerName(domain), serverRedirPort: args.redirport, serverPublicPort: httpsPort, noServerBackup: (args.noserverbackup == 1 ? 1 : 0), features: features, mpspass: args.mpspass, webcerthash: obj.webCertificateHashBase64, footer: (domain.footer == null) ? '' : domain.footer });
|
|
} else {
|
|
// Send back the login application
|
|
var 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.
|
|
var features = 0;
|
|
if ((parent.config != null) && (parent.config.settings != null) && (parent.config.settings.allowframing == true)) { features += 32; } // Allow site within iframe
|
|
var httpsPort = ((obj.args.aliasport == null) ? obj.args.port : obj.args.aliasport); // Use HTTPS alias port is specified
|
|
res.render(obj.path.join(__dirname, 'views/login'), { loginmode: loginmode, rootCertLink: getRootCertLink(), title: domain.title, title2: domain.title2, newAccount: domain.newaccounts, newAccountPass: (((domain.newaccountspass == null) || (domain.newaccountspass == '')) ? 0 : 1), serverDnsName: getWebServerName(domain), serverPublicPort: httpsPort, emailcheck: obj.parent.mailserver != null, features: features, footer: (domain.footer == null) ? '' : domain.footer });
|
|
}
|
|
}
|
|
|
|
// Get the link to the root certificate if needed
|
|
function getRootCertLink() {
|
|
// TODO: This is not quite right, we need to check if the HTTPS certificate is issued from MeshCentralRoot, if so, add this download link.
|
|
if (obj.args.notls == null && obj.certificates.RootName.substring(0, 16) == 'MeshCentralRoot-') { return '<a href=/MeshServerRootCert.cer title="Download the root certificate for this server">Root Certificate</a>'; }
|
|
return '';
|
|
}
|
|
|
|
// Renter the terms of service.
|
|
function handleTermsRequest(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0' });
|
|
if (req.session && req.session.userid) {
|
|
if (req.session.domainid != domain.id) { req.session.destroy(function () { res.redirect(domain.url); }); return; } // Check is the session is for the correct domain
|
|
var user = obj.users[req.session.userid];
|
|
res.render(obj.path.join(__dirname, 'views/terms'), { title: domain.title, title2: domain.title2, logoutControl: 'Welcome ' + user.name + '. <a href=' + domain.url + 'logout?' + Math.random() + ' style=color:white>Logout</a>' });
|
|
} else {
|
|
res.render(obj.path.join(__dirname, 'views/terms'), { title: domain.title, title2: domain.title2 });
|
|
}
|
|
}
|
|
|
|
// 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 new Buffer(rootcert, 'base64').toString('base64');
|
|
}
|
|
|
|
// Returns the mesh server root certificate
|
|
function handleRootCertRequest(req, res) {
|
|
if (checkUserIpAddress(req, res, true) == false) { return; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=' + certificates.RootName + '.cer' });
|
|
res.send(new Buffer(getRootCertBase64(), 'base64'));
|
|
}
|
|
|
|
// Returns an mescript for Intel AMT configuration
|
|
function handleMeScriptRequest(req, res) {
|
|
if (checkUserIpAddress(req, res, true) == false) { return; }
|
|
if (req.query.type == 1) {
|
|
var filename = 'cira_setup.mescript';
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=' + filename });
|
|
var serverNameSplit = obj.certificates.AmtMpsName.split('.');
|
|
|
|
// Figure out the MPS port, use the alias if set
|
|
var mpsport = ((obj.args.mpsaliasport != null) ? obj.args.mpsaliasport : obj.args.mpsport);
|
|
|
|
if ((serverNameSplit.length == 4) && (parseInt(serverNameSplit[0]) == serverNameSplit[0]) && (parseInt(serverNameSplit[1]) == serverNameSplit[1]) && (parseInt(serverNameSplit[2]) == serverNameSplit[2]) && (parseInt(serverNameSplit[3]) == serverNameSplit[3])) {
|
|
// Server name is an IPv4 address
|
|
var filepath = obj.parent.path.join(__dirname, 'public/scripts/cira_setup_script_ip.mescript');
|
|
readEntireTextFile(filepath, function (data) {
|
|
if (data == null) { res.sendStatus(404); return; }
|
|
var scriptFile = JSON.parse(data);
|
|
|
|
// Change a few things in the script
|
|
scriptFile.scriptBlocks[2].vars.CertBin.value = getRootCertBase64(); // Set the root certificate
|
|
scriptFile.scriptBlocks[3].vars.IP.value = obj.certificates.AmtMpsName; // Set the server IPv4 address name
|
|
scriptFile.scriptBlocks[3].vars.ServerName.value = obj.certificates.AmtMpsName; // Set the server certificate name
|
|
scriptFile.scriptBlocks[3].vars.Port.value = mpsport; // Set the server MPS port
|
|
scriptFile.scriptBlocks[3].vars.username.value = req.query.meshid; // Set the username
|
|
scriptFile.scriptBlocks[3].vars.password.value = obj.args.mpspass ? obj.args.mpspass : 'A@xew9rt'; // Set the password
|
|
scriptFile.scriptBlocks[4].vars.AccessInfo1.value = obj.certificates.AmtMpsName + ':' + mpsport; // Set the primary server name:port to set periodic timer
|
|
//scriptFile.scriptBlocks[4].vars.AccessInfo2.value = obj.certificates.AmtMpsName + ':' + mpsport; // Set the secondary server name:port to set periodic timer
|
|
if (obj.args.ciralocalfqdn != null) { scriptFile.scriptBlocks[6].vars.DetectionStrings.value = obj.args.ciralocalfqdn; } // Set the environment detection local FQDN's
|
|
|
|
// Compile the script
|
|
var scriptEngine = require('./amtscript.js').CreateAmtScriptEngine();
|
|
var runscript = scriptEngine.script_blocksToScript(scriptFile.blocks, scriptFile.scriptBlocks);
|
|
scriptFile.mescript = new Buffer(scriptEngine.script_compile(runscript), 'binary').toString('base64');
|
|
scriptFile.scriptText = runscript;
|
|
|
|
// Send the script
|
|
res.send(new Buffer(JSON.stringify(scriptFile, null, ' ')));
|
|
});
|
|
} else {
|
|
// Server name is a hostname
|
|
var filepath = obj.parent.path.join(__dirname, 'public/scripts/cira_setup_script_dns.mescript');
|
|
readEntireTextFile(filepath, function (data) {
|
|
if (data == null) { res.sendStatus(404); return; }
|
|
var scriptFile = JSON.parse(data);
|
|
|
|
// Change a few things in the script
|
|
scriptFile.scriptBlocks[2].vars.CertBin.value = getRootCertBase64(); // Set the root certificate
|
|
scriptFile.scriptBlocks[3].vars.FQDN.value = obj.certificates.AmtMpsName; // Set the server DNS name
|
|
scriptFile.scriptBlocks[3].vars.Port.value = mpsport; // Set the server MPS port
|
|
scriptFile.scriptBlocks[3].vars.username.value = req.query.meshid; // Set the username
|
|
scriptFile.scriptBlocks[3].vars.password.value = obj.args.mpspass ? obj.args.mpspass : 'A@xew9rt'; // Set the password
|
|
scriptFile.scriptBlocks[4].vars.AccessInfo1.value = obj.certificates.AmtMpsName + ':' + mpsport; // Set the primary server name:port to set periodic timer
|
|
//scriptFile.scriptBlocks[4].vars.AccessInfo2.value = obj.certificates.AmtMpsName + ':' + mpsport; // Set the secondary server name:port to set periodic timer
|
|
if (obj.args.ciralocalfqdn != null) { scriptFile.scriptBlocks[6].vars.DetectionStrings.value = obj.args.ciralocalfqdn; } // Set the environment detection local FQDN's
|
|
|
|
// Compile the script
|
|
var scriptEngine = require('./amtscript.js').CreateAmtScriptEngine();
|
|
var runscript = scriptEngine.script_blocksToScript(scriptFile.blocks, scriptFile.scriptBlocks);
|
|
scriptFile.mescript = new Buffer(scriptEngine.script_compile(runscript), 'binary').toString('base64');
|
|
scriptFile.scriptText = runscript;
|
|
|
|
// Send the script
|
|
res.send(new Buffer(JSON.stringify(scriptFile, null, ' ')));
|
|
});
|
|
}
|
|
}
|
|
else if (req.query.type == 2) {
|
|
var filename = 'cira_cleanup.mescript';
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=' + filename });
|
|
var filepath = obj.parent.path.join(__dirname, 'public/scripts/cira_cleanup.mescript');
|
|
readEntireTextFile(filepath, function (data) {
|
|
if (data == null) { res.sendStatus(404); return; }
|
|
res.send(new Buffer(data));
|
|
});
|
|
}
|
|
}
|
|
|
|
// Handle user public file downloads
|
|
function handleDownloadUserFiles(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) 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) {
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=\"' + filename + '\"' });
|
|
try { res.sendFile(obj.path.resolve(__dirname, path)); } catch (e) { res.sendStatus(404); }
|
|
} else {
|
|
res.render(obj.path.join(__dirname, 'views/download'), { rootCertLink: getRootCertLink(), title: domain.title, title2: domain.title2, message: "<a href='" + req.path + "?download=1'>" + filename + "</a>, " + stat.size + " byte" + ((stat.size < 2)?'':'s') + "." });
|
|
}
|
|
} else {
|
|
res.render(obj.path.join(__dirname, 'views/download'), { rootCertLink: getRootCertLink(), title: domain.title, title2: domain.title2, message: "Invalid file link, please check the URL again." });
|
|
}
|
|
}
|
|
|
|
// 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') { var link = user.links[objid]; if ((link == null) || (link.rights == null) || ((link.rights & 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
|
|
var fullpath = obj.path.resolve(obj.filespath, serverpath), quota = 0;
|
|
return { fullpath: fullpath, 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.quota != null) && (typeof user.quota == 'number')) { return user.quota; }
|
|
if ((domain != null) && (domain.userQuota != null) && (typeof domain.userQuota == 'number')) { return domain.userQuota; }
|
|
return 1048576; // By default, the server will have a 1 meg limit on user accounts
|
|
} 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 1048576; // By default, the server will have a 1 meg limit on mesh accounts
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Download a file from the server
|
|
function handleDownloadFile(req, res) {
|
|
var 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; }
|
|
var user = obj.users[req.session.userid];
|
|
if (user == null) { res.sendStatus(404); return; }
|
|
var file = obj.getServerFilePath(user, domain, req.query.link);
|
|
if (file == null) { res.sendStatus(404); return; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=\"' + file.name + '\"' });
|
|
try { res.sendFile(file.fullpath); } catch (e) { res.sendStatus(404); }
|
|
}
|
|
|
|
// Upload a MeshCore.js file to the server
|
|
function handleUploadMeshCoreFile(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid)) { res.sendStatus(401); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if (user.siteadmin != 0xFFFFFFFF) { res.sendStatus(401); return; } // Check if we have mesh core upload rights (Full admin only)
|
|
|
|
var multiparty = require('multiparty');
|
|
var form = new multiparty.Form();
|
|
form.parse(req, function (err, fields, files) {
|
|
if ((fields == null) || (fields.attrib == null) || (fields.attrib.length != 1)) { res.sendStatus(404); return; }
|
|
for (var i in files.files) {
|
|
var file = files.files[i];
|
|
readEntireTextFile(file.path, function (data) {
|
|
if (data == 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], data); // Upload the core
|
|
try { obj.fs.unlinkSync(file.path); } catch (e) { }
|
|
});
|
|
}
|
|
res.send('');
|
|
});
|
|
}
|
|
|
|
// Upload a file to the server
|
|
function handleUploadFile(req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid) || (domain.userQuota == -1)) { res.sendStatus(401); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if ((user.siteadmin & 8) == 0) { res.sendStatus(401); return; } // Check if we have file rights
|
|
|
|
var multiparty = require('multiparty');
|
|
var form = new multiparty.Form();
|
|
form.parse(req, function (err, fields, files) {
|
|
if ((fields == null) || (fields.link == null) || (fields.link.length != 1)) { res.sendStatus(404); return; }
|
|
var xfile = obj.getServerFilePath(user, domain, decodeURIComponent(fields.link[0]));
|
|
if (xfile == null) { res.sendStatus(404); return; }
|
|
// Get total bytes in the path
|
|
var totalsize = readTotalFileSize(xfile.fullpath);
|
|
if (totalsize < xfile.quota) { // Check if the quota is not already broken
|
|
if (fields.name != null) {
|
|
// 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 = new Buffer(datas[i].split(',')[1], 'base64');
|
|
if ((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 {
|
|
// 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) && ((totalsize + file.size) < xfile.quota)) { // Check if quota would not be broken if we add this file
|
|
obj.fs.rename(file.path, fpath, function () {
|
|
obj.parent.DispatchEvent([user._id], obj, 'updatefiles') // Fire an event causing this user to update this files
|
|
});
|
|
} else {
|
|
try { obj.fs.unlink(file.path); } catch (e) { }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
res.send('');
|
|
});
|
|
}
|
|
|
|
// Subscribe to all events we are allowed to receive
|
|
obj.subscribe = function (userid, target) {
|
|
var user = obj.users[userid];
|
|
var subscriptions = [userid, 'server-global'];
|
|
if (user.siteadmin != null) {
|
|
if (user.siteadmin == 0xFFFFFFFF) subscriptions.push('*');
|
|
if ((user.siteadmin & 2) != 0) subscriptions.push('server-users');
|
|
}
|
|
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) {
|
|
var domain = checkUserIpAddress(ws, req);
|
|
if (domain == null) return;
|
|
// Check if this is a logged in user
|
|
var user, peering = true;
|
|
if (req.query.auth == null) {
|
|
// Use ExpressJS session
|
|
if (!req.session || !req.session.userid) { return; } // Web socket attempt without login, disconnect.
|
|
if (req.session.domainid != domain.id) { console.log('ERR: Invalid domain'); return; }
|
|
user = obj.users[req.session.userid];
|
|
} else {
|
|
// Get the session from the cookie
|
|
if (obj.parent.multiServer == null) { return; }
|
|
var session = obj.parent.decodeCookie(req.query.auth);
|
|
if (session == null) { console.log('ERR: Invalid cookie'); return; }
|
|
if (session.domainid != domain.id) { console.log('ERR: Invalid domain'); return; }
|
|
user = obj.users[session.userid];
|
|
peering = false; // Don't allow the connection to jump again to a different server
|
|
}
|
|
if (!user) { console.log('ERR: Not a user'); return; }
|
|
Debug(1, 'Websocket relay connected from ' + user.name + ' for ' + req.query.host + '.');
|
|
|
|
ws.pause(); // Hold this socket until we are ready.
|
|
ws._socket.setKeepAlive(true, 240000); // 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'); return; }
|
|
var node = docs[0];
|
|
if (!node.intelamt) { console.log('ERR: Not AMT node'); return; }
|
|
|
|
// Check if this user has permission to manage this computer
|
|
var meshlinks = user.links[node.meshid];
|
|
if ((!meshlinks) || (!meshlinks.rights) || ((meshlinks.rights & MESHRIGHT_REMOTECONTROL) == 0)) { console.log('ERR: Access denied (2)'); return; }
|
|
|
|
// Check what connectivity is available for this node
|
|
var state = parent.GetConnectivityState(req.query.host);
|
|
var conn = 0;
|
|
if (!state || state.connectivity == 0) { Debug(1, '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) && (peering == true)) {
|
|
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
|
|
Debug(1, '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
|
|
Debug(1, 'Route Intel AMT direct connection to peer server: ' + server.serverid);
|
|
obj.parent.multiServer.createPeerRelay(ws, req, server.serverid, user);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If Intel AMT CIRA connection is available, use it
|
|
if (((conn & 2) != 0) && (parent.mpsserver.ciraConnections[req.query.host] != null)) {
|
|
var ciraconn = parent.mpsserver.ciraConnections[req.query.host];
|
|
|
|
// 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 - ( TODO: THIS IS BROKEN on Intel AMT v7 but works on v10, Not sure why )
|
|
var ser = new SerialTunnel();
|
|
var chnl = parent.mpsserver.SetupCiraChannel(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 (msg) {
|
|
// TLS ---> CIRA
|
|
chnl.write(msg.toString('binary'));
|
|
};
|
|
|
|
// When APF tunnel return something, update SerialTunnel buffer
|
|
chnl.onData = function (ciraconn, data) {
|
|
// CIRA ---> TLS
|
|
Debug(3, 'Relay TLS CIRA data', data.length);
|
|
if (data.length > 0) { try { ser.updateBuffer(Buffer.from(data, 'binary')); } catch (e) { } }
|
|
}
|
|
|
|
// Handke CIRA tunnel state change
|
|
chnl.onStateChange = function (ciraconn, state) {
|
|
Debug(2, 'Relay TLS CIRA state change', state);
|
|
if (state == 0) { try { ws.close(); } catch (e) { } }
|
|
}
|
|
|
|
// TLSSocket to encapsulate TLS communication, which then tunneled via SerialTunnel an then wrapped through CIRA APF
|
|
var TLSSocket = require('tls').TLSSocket;
|
|
var tlsoptions = { secureProtocol: ((req.query.tls1only == 1) ? 'TLSv1_method' : 'SSLv23_method'), ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: obj.constants.SSL_OP_NO_SSLv2 | obj.constants.SSL_OP_NO_SSLv3 | obj.constants.SSL_OP_NO_COMPRESSION | obj.constants.SSL_OP_CIPHER_SERVER_PREFERENCE, rejectUnauthorized: false, cert: obj.certificates.console.cert, key: obj.certificates.console.key };
|
|
var tlsock = new TLSSocket(ser, tlsoptions);
|
|
tlsock.on('error', function (err) { Debug(1, "CIRA TLS Connection Error ", err); });
|
|
tlsock.on('secureConnect', function () { Debug(2, "CIRA Secure TLS Connection"); ws.resume(); });
|
|
|
|
// Decrypted tunnel from TLS communcation to be forwarded to websocket
|
|
tlsock.on('data', function (data) {
|
|
// AMT/TLS ---> WS
|
|
try {
|
|
data = data.toString('binary');
|
|
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); } // Run data thru interceptor
|
|
ws.send(data);
|
|
} catch (e) { }
|
|
});
|
|
|
|
// If TLS is on, forward it through TLSSocket
|
|
ws.forwardclient = tlsock;
|
|
ws.forwardclient.xtls = 1;
|
|
} else {
|
|
// Without TLS
|
|
ws.forwardclient = parent.mpsserver.SetupCiraChannel(ciraconn, port);
|
|
ws.forwardclient.xtls = 0;
|
|
ws.resume();
|
|
}
|
|
|
|
// When data is received from the web socket, forward the data into the associated CIRA cahnnel.
|
|
// If the CIRA connection is pending, the CIRA channel has built-in buffering, so we are ok sending anyway.
|
|
ws.on('message', function (msg) {
|
|
// WS ---> AMT/TLS
|
|
msg = msg.toString('binary');
|
|
if (ws.interceptor) { msg = ws.interceptor.processBrowserData(msg); } // Run data thru interceptor
|
|
if (ws.forwardclient.xtls == 1) { ws.forwardclient.write(Buffer.from(msg, 'binary')); } else { ws.forwardclient.write(msg); }
|
|
});
|
|
|
|
// If error, do nothing
|
|
ws.on('error', function (err) { console.log('WEBSERVER WSERR1: ' + err); });
|
|
|
|
// If the web socket is closed, close the associated TCP connection.
|
|
ws.on('close', function (req) {
|
|
Debug(1, 'Websocket relay closed.');
|
|
if (ws.forwardclient && ws.forwardclient.close) { ws.forwardclient.close(); } // TODO: If TLS is used, we need to close the socket that is wrapped by TLS
|
|
});
|
|
|
|
ws.forwardclient.onStateChange = function (ciraconn, state) {
|
|
Debug(2, 'Relay CIRA state change', state);
|
|
if (state == 0) { try { ws.close(); } catch (e) { } }
|
|
}
|
|
|
|
ws.forwardclient.onData = function (ciraconn, data) {
|
|
Debug(4, 'Relay CIRA data', data.length);
|
|
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); } // Run data thru interceptor
|
|
if (data.length > 0) { try { ws.send(data); } catch (e) { } } // TODO: Add TLS support
|
|
}
|
|
|
|
ws.forwardclient.onSendOk = function (ciraconn) {
|
|
// TODO: Flow control? (Dont' really need it with AMT, but would be nice)
|
|
//console.log('onSendOk');
|
|
}
|
|
|
|
// Fetch Intel AMT credentials & Setup interceptor
|
|
if (req.query.p == 1) {
|
|
Debug(3, '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) {
|
|
Debug(3, '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.
|
|
Debug(2, '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) {
|
|
Debug(1, 'TCP relay data to ' + node.host + ', ' + msg.length + ' bytes'); // DEBUG
|
|
msg = msg.toString('binary');
|
|
if (ws.interceptor) { msg = ws.interceptor.processBrowserData(msg); } // Run data thru interceptor
|
|
ws.forwardclient.write(new Buffer(msg, 'binary')); // Forward data to the associated TCP connection.
|
|
});
|
|
|
|
// If error, do nothing
|
|
ws.on('error', function (err) { console.log('WEBSERVER WSERR2: ' + err); });
|
|
|
|
// If the web socket is closed, close the associated TCP connection.
|
|
ws.on('close', function (req) {
|
|
Debug(1, 'Closing relay web socket connection to ' + ws.upgradeReq.query.host + '.');
|
|
if (ws.forwardclient) { try { ws.forwardclient.destroy(); } catch (e) { } }
|
|
});
|
|
|
|
// 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) 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.resume();
|
|
} else {
|
|
// If TLS is going to be used, setup a TLS socket
|
|
var tlsoptions = { secureProtocol: ((req.query.tls1only == 1) ? 'TLSv1_method' : 'SSLv23_method'), ciphers: 'RSA+AES:!aNULL:!MD5:!DSS', secureOptions: obj.constants.SSL_OP_NO_SSLv2 | obj.constants.SSL_OP_NO_SSLv3 | obj.constants.SSL_OP_NO_COMPRESSION | obj.constants.SSL_OP_CIPHER_SERVER_PREFERENCE, rejectUnauthorized: false, cert: obj.certificates.console.cert, key: obj.certificates.console.key };
|
|
ws.forwardclient = obj.tls.connect(port, node.host, tlsoptions, function () {
|
|
// The TLS connection method is the same as TCP, but located a bit differently.
|
|
Debug(2, 'TLS connected to ' + node.host + ':' + port + '.');
|
|
ws.forwardclient.xstate = 1;
|
|
ws.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) {
|
|
Debug(1, 'TCP relay data from ' + node.host + ', ' + data.length + ' bytes.'); // DEBUG
|
|
if (ws.interceptor) { data = ws.interceptor.processAmtData(data); } // Run data thru interceptor
|
|
try { ws.send(new Buffer(data, 'binary')); } catch (e) { }
|
|
});
|
|
|
|
// If the TCP connection closes, disconnect the associated web socket.
|
|
ws.forwardclient.on('close', function () {
|
|
Debug(1, 'TCP relay disconnected from ' + node.host + '.');
|
|
try { ws.close(); } catch (e) { }
|
|
});
|
|
|
|
// If the TCP connection causes an error, disconnect the associated web socket.
|
|
ws.forwardclient.on('error', function (err) {
|
|
Debug(1, 'TCP relay error from ' + node.host + ': ' + err.errno);
|
|
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 () {
|
|
Debug(1, 'TCP relay connected to ' + node.host + ':' + port + '.');
|
|
ws.forwardclient.xstate = 1;
|
|
ws.resume();
|
|
});
|
|
}
|
|
return;
|
|
}
|
|
|
|
});
|
|
}
|
|
|
|
// Handle the web socket echo request, just echo back the data sent
|
|
function handleEchoWebSocket(ws, req) {
|
|
var 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) {
|
|
var cmd = data.toString('utf8');
|
|
if (cmd == '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('WEBSERVER WSERR3: ' + err); });
|
|
|
|
// If closed, do nothing
|
|
ws.on('close', function (req) { });
|
|
}
|
|
|
|
// 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;
|
|
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);
|
|
};
|
|
|
|
// Handle Intel AMT events
|
|
// To subscribe, add "http://server:port/amtevents.ashx" to Intel AMT subscriptions.
|
|
obj.handleAmtEventRequest = function (req, res) {
|
|
var 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('<m:arg xmlns:m="http://x.com">');
|
|
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.connection.remoteAddress;
|
|
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(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 mesh ' + mesh.name + ': ' + oldname + ' to ' + amthost };
|
|
var node2 = obj.common.Clone(node);
|
|
if (node2.intelamt && node2.intelamt.pass) delete node2.intelamt.pass; // Remove the Intel AMT password before eventing this.
|
|
event.node = node2;
|
|
obj.parent.DispatchEvent(['*', node.meshid], obj, event);
|
|
}
|
|
}
|
|
|
|
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) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid) || (obj.parent.args.noserverbackup == 1)) { res.sendStatus(401); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if ((user.siteadmin & 1) == 0) { res.sendStatus(401); return; } // Check if we have server backup rights
|
|
|
|
// Require modules
|
|
var fs = require('fs');
|
|
var 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 + '-Backup-' + new Date().toLocaleDateString().replace('/', '-').replace('/', '-') + '.zip');
|
|
|
|
// Pipe archive data to the file
|
|
archive.pipe(res);
|
|
|
|
// Append all of the files for this backup
|
|
var backupList = ['config.json', 'meshcentral.db', 'agentserver-cert-private.key', 'agentserver-cert-public.crt', 'mpsserver-cert-private.key', 'mpsserver-cert-public.crt', 'data/root-cert-private.key', 'root-cert-public.crt', 'webserver-cert-private.key', 'webserver-cert-public.crt'];
|
|
for (var i in backupList) {
|
|
var filename = backupList[i];
|
|
var filepath = obj.path.join(obj.parent.datapath, filename);
|
|
if (fs.existsSync(filepath)) { archive.file(filepath, { name: filename }); }
|
|
}
|
|
|
|
// 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) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid) || (obj.parent.args.noserverbackup == 1)) { res.sendStatus(401); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if ((user.siteadmin & 4) == 0) { res.sendStatus(401); return; } // Check if we have server restore rights
|
|
|
|
var multiparty = require('multiparty');
|
|
var form = new multiparty.Form();
|
|
form.parse(req, function (err, fields, files) {
|
|
res.send('Server must be restarted, <a href="' + domain.url + '">click here to login</a>.');
|
|
parent.Stop(files.datafile[0].path);
|
|
});
|
|
}
|
|
|
|
// Handle a request to download a mesh agent
|
|
obj.handleMeshAgentRequest = function (req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
|
|
// If required, check if this user has rights to do this
|
|
if ((obj.parent.config.settings != null) && (obj.parent.config.settings.lockagentdownload == true) && (req.session.userid == null)) { res.sendStatus(401); return; }
|
|
|
|
if (req.query.id != null) {
|
|
// Send a specific mesh agent back
|
|
var argentInfo = obj.parent.meshAgentBinaries[req.query.id];
|
|
if (argentInfo == null) { res.sendStatus(404); return; }
|
|
if ((req.query.meshid == null) || (argentInfo.platform != 'win32')) {
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=' + argentInfo.rname });
|
|
res.sendFile(argentInfo.path);
|
|
} else {
|
|
// We are going to embed the .msh file into the Windows executable (signed or not).
|
|
// First, query the meshid to build the .msh file
|
|
obj.db.Get('mesh/' + domain.id + '/' + req.query.meshid, function (err, meshes) {
|
|
if (meshes.length != 1) { res.sendStatus(401); return; }
|
|
var mesh = meshes[0];
|
|
|
|
// If required, check if this user has rights to do this
|
|
if ((obj.parent.config.settings != null) && (obj.parent.config.settings.lockagentdownload == true)) {
|
|
var user = obj.users[req.session.userid];
|
|
if ((user == null) || (mesh.links[user._id] == null) || ((mesh.links[user._id].rights & 1) == 0)) { res.sendStatus(401); return; }
|
|
if (domain.id != mesh.domain) { res.sendStatus(401); return; }
|
|
}
|
|
|
|
var meshidhex = new Buffer(req.query.meshid.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
|
|
var serveridhex = new Buffer(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 is specified
|
|
|
|
// 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 = "MeshName=" + mesh.name + "\r\nMeshType=" + mesh.mtype + "\r\nMeshID=0x" + meshidhex + "\r\nServerID=" + serveridhex + "\r\n";
|
|
if (obj.args.lanonly != true) { meshsettings += "MeshServer=ws" + (obj.args.notls ? '' : 's') + "://" + getWebServerName(domain) + ":" + httpsPort + "/" + xdomain + "agent.ashx\r\n"; } else { meshsettings += "MeshServer=local"; }
|
|
if (req.query.tag != null) { meshsettings += "Tag=" + req.query.tag + "\r\n"; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=' + argentInfo.rname });
|
|
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 });
|
|
});
|
|
}
|
|
} else if (req.query.script != null) {
|
|
// Send a specific mesh install script back
|
|
var scriptInfo = obj.parent.meshAgentInstallScripts[req.query.script];
|
|
if (scriptInfo == null) { res.sendStatus(404); return; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'text/plain', 'Content-Disposition': 'attachment; filename=' + scriptInfo.rname });
|
|
res.sendFile(scriptInfo.path);
|
|
} else if (req.query.meshcmd != null) {
|
|
// 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)) { // Signed Windows MeshCmd.exe x86
|
|
var stats = null, meshCmdPath = obj.path.join(__dirname, 'agents', 'MeshCmd-signed.exe');
|
|
try { stats = obj.fs.statSync(meshCmdPath) } catch (e) { }
|
|
if ((stats != null)) { res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=meshcmd' + ((req.query.meshcmd <= 3) ? '.exe' : '') }); res.sendFile(meshCmdPath); return; }
|
|
} else if ((agentid == 4)) { // Signed Windows MeshCmd64.exe x64
|
|
var stats = null, meshCmd64Path = obj.path.join(__dirname, 'agents', 'MeshCmd64-signed.exe');
|
|
try { stats = obj.fs.statSync(meshCmd64Path) } catch (e) { }
|
|
if ((stats != null)) { res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=meshcmd' + ((req.query.meshcmd <= 4) ? '.exe' : '') }); res.sendFile(meshCmd64Path); return; }
|
|
}
|
|
// No signed agents, we are going to merge a new MeshCmd.
|
|
if ((agentid < 10000) && (obj.parent.meshAgentBinaries[agentid + 10000] != null)) { agentid += 10000; } // Avoid merging javascript to a signed mesh agent.
|
|
var argentInfo = obj.parent.meshAgentBinaries[agentid];
|
|
if ((argentInfo == null) || (obj.parent.defaultMeshCmd == null)) { res.sendStatus(404); return; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=meshcmd' + ((req.query.meshcmd <= 4) ? '.exe' : '') });
|
|
res.statusCode = 200;
|
|
if (argentInfo.signedMeshCmdPath != null) {
|
|
// If we hav 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: new Buffer(obj.parent.defaultMeshCmd, 'utf8'), peinfo: argentInfo.pe });
|
|
}
|
|
} else if (req.query.meshaction != null) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) { res.sendStatus(404); return; }
|
|
var user = obj.users[req.session.userid];
|
|
if ((req.query.meshaction == 'route') && (req.query.nodeid != null)) {
|
|
obj.db.Get(req.query.nodeid, function (err, nodes) {
|
|
if (nodes.length != 1) { res.sendStatus(401); 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,
|
|
remotePort: 3389,
|
|
username: '',
|
|
password: '',
|
|
serverId: obj.agentCertificateHashHex.toUpperCase(), // SHA384 of server HTTPS public key
|
|
serverHttpsHash: new Buffer(obj.webCertificateHash, 'binary').toString('hex').toUpperCase(), // SHA384 of server HTTPS certificate
|
|
debugLevel: 0
|
|
}
|
|
if (user != null) { meshaction.username = user.name; }
|
|
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 = ((obj.args.notls == true) ? 'ws://' : 'wss://') + getWebServerName(domain) + ':' + httpsPort + '/' + ((domain.id == '') ? '' : ('/' + domain.id)) + 'meshrelay.ashx'; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'text/plain', 'Content-Disposition': 'attachment; filename=meshaction.txt' });
|
|
res.send(JSON.stringify(meshaction, null, ' '));
|
|
});
|
|
}
|
|
else if (req.query.meshaction == 'generic') {
|
|
var meshaction = {
|
|
username: '',
|
|
password: '',
|
|
serverId: obj.agentCertificateHashHex.toUpperCase(), // SHA384 of server HTTPS public key
|
|
serverHttpsHash: new Buffer(obj.webCertificateHash, 'binary').toString('hex').toUpperCase(), // SHA384 of server HTTPS certificate
|
|
debugLevel: 0
|
|
}
|
|
if (user != null) { meshaction.username = user.name; }
|
|
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 = ((obj.args.notls == true) ? 'ws://' : 'wss://') + getWebServerName(domain) + ':' + httpsPort + '/' + ((domain.id == '') ? '' : ('/' + domain.id)) + 'meshrelay.ashx'; }
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'text/plain', 'Content-Disposition': 'attachment; filename=meshaction.txt' });
|
|
res.send(JSON.stringify(meshaction, null, ' '));
|
|
} else {
|
|
res.sendStatus(401);
|
|
}
|
|
} else {
|
|
// Send a list of available mesh agents
|
|
var response = '<html><head><title>Mesh Agents</title><style>table,th,td { border:1px solid black;border-collapse:collapse;padding:3px; }</style></head><body><table>';
|
|
response += '<tr style="background-color:lightgray"><th>ID</th><th>Description</th><th>Link</th><th>Size</th><th>SHA384</th><th>MeshCmd</th></tr>';
|
|
for (var agentid in obj.parent.meshAgentBinaries) {
|
|
var agentinfo = obj.parent.meshAgentBinaries[agentid];
|
|
response += '<tr><td>' + agentinfo.id + '</td><td>' + agentinfo.desc + '</td>';
|
|
response += '<td><a target=_blank href="' + req.originalUrl + '?id=' + agentinfo.id + '">' + agentinfo.rname + '</a></td>';
|
|
response += '<td>' + agentinfo.size + '</td><td>' + agentinfo.hash + '</td>';
|
|
response += '<td><a target=_blank href="' + req.originalUrl + '?meshcmd=' + agentinfo.id + '">' + agentinfo.rname.replace('agent', 'cmd') + '</a></td></tr>';
|
|
}
|
|
response += '</table></body></html>';
|
|
res.send(response);
|
|
}
|
|
}
|
|
|
|
// Get the web server hostname. This may change if using a domain with a DNS name.
|
|
function getWebServerName(domain) {
|
|
if (domain.dns != null) return domain.dns;
|
|
return obj.certificates.CommonName;
|
|
}
|
|
|
|
// Handle a request to download a mesh settings
|
|
obj.handleMeshSettingsRequest = function (req, res) {
|
|
var domain = checkUserIpAddress(req, res);
|
|
if (domain == null) return;
|
|
//if ((domain.id !== '') || (!req.session) || (req.session == null) || (!req.session.userid)) { 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) && (req.session.userid == null)) { res.sendStatus(401); return; }
|
|
|
|
// Query the meshid
|
|
obj.db.Get('mesh/' + domain.id + '/' + req.query.id, function (err, meshes) {
|
|
if (meshes.length != 1) { res.sendStatus(401); return; }
|
|
var mesh = meshes[0];
|
|
|
|
// If needed, check if this user has rights to do this
|
|
if ((obj.parent.config.settings != null) && (obj.parent.config.settings.lockagentdownload == true)) {
|
|
var user = obj.users[req.session.userid];
|
|
if ((user == null) || (mesh.links[user._id] == null) || ((mesh.links[user._id].rights & 1) == 0)) { res.sendStatus(401); return; }
|
|
if (domain.id != mesh.domain) { res.sendStatus(401); return; }
|
|
}
|
|
|
|
var meshidhex = new Buffer(req.query.id.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
|
|
var serveridhex = new Buffer(obj.agentCertificateHashBase64.replace(/\@/g, '+').replace(/\$/g, '/'), 'base64').toString('hex').toUpperCase();
|
|
|
|
// 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 = "MeshName=" + 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.lanonly != true) { meshsettings += "MeshServer=ws" + (obj.args.notls ? '' : 's') + "://" + getWebServerName(domain) + ":" + httpsPort + "/" + xdomain + "agent.ashx\r\n"; } else { meshsettings += "MeshServer=local"; }
|
|
|
|
res.set({ 'Cache-Control': 'no-cache, no-store, must-revalidate', 'Pragma': 'no-cache', 'Expires': '0', 'Content-Type': 'application/octet-stream', 'Content-Disposition': 'attachment; filename=meshagent.msh' });
|
|
res.send(meshsettings);
|
|
});
|
|
}
|
|
|
|
// Add HTTP security headers to all responses
|
|
obj.app.use(function (req, res, next) {
|
|
res.removeHeader("X-Powered-By");
|
|
var domain = req.xdomain = getDomain(req);
|
|
|
|
// Detect if this is a file sharing domain, if so, just share files.
|
|
if ((domain != null) && (domain.share != null)) {
|
|
var rpath;
|
|
if (domain.dns == null) { rpath = req.url.split('/'); rpath.splice(1, 1); rpath = rpath.join('/'); } else { rpath = req.url; }
|
|
if ((res.headers != null) && (res.headers.upgrade)) {
|
|
// If this is a websocket, stop here.
|
|
res.sendStatus(404);
|
|
} else {
|
|
// Check if the file exists, if so, serve it.
|
|
obj.fs.exists(obj.path.join(domain.share, rpath), function (exists) { if (exists == true) { res.sendfile(rpath, { root: domain.share }); } else { res.sendStatus(404); } });
|
|
}
|
|
} else {
|
|
// Two more headers to take a look at:
|
|
// 'Public-Key-Pins': 'pin-sha256="X3pGTSOuJeEVw989IJ/cEtXUEmy52zs1TZQrU06KUKg="; max-age=10'
|
|
// 'strict-transport-security': 'max-age=31536000; includeSubDomains'
|
|
var headers = null;
|
|
if (obj.args.notls) {
|
|
// Default headers if no TLS is used
|
|
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src http: ws: data: 'self';script-src http: 'unsafe-inline';style-src http: 'unsafe-inline'" };
|
|
} else {
|
|
// Default headers if TLS is used
|
|
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src https: wss: data: 'self';script-src https: 'unsafe-inline';style-src https: 'unsafe-inline'" };
|
|
}
|
|
if (parent.config.settings.accesscontrolalloworigin != null) { headers['Access-Control-Allow-Origin'] = parent.config.settings.accesscontrolalloworigin; }
|
|
res.set(headers);
|
|
return next();
|
|
}
|
|
});
|
|
|
|
// Setup all HTTP handlers
|
|
obj.app.get('/backup.zip', handleBackupRequest);
|
|
obj.app.post('/restoreserver.ashx', handleRestoreRequest);
|
|
if (parent.multiServer != null) { obj.app.ws('/meshserver.ashx', function (ws, req) { parent.multiServer.CreatePeerInServer(parent.multiServer, ws, req); } ); }
|
|
for (var i in parent.config.domains) {
|
|
if (parent.config.domains[i].dns != null) { continue; } // This is a subdomain with a DNS name, no added HTTP bindings needed.
|
|
var url = parent.config.domains[i].url;
|
|
obj.app.get(url, handleRootRequest);
|
|
obj.app.get(url + 'terms', handleTermsRequest);
|
|
obj.app.post(url + 'login', handleLoginRequest);
|
|
obj.app.get(url + 'logout', handleLogoutRequest);
|
|
obj.app.get(url + 'MeshServerRootCert.cer', handleRootCertRequest);
|
|
obj.app.get(url + 'mescript.ashx', handleMeScriptRequest);
|
|
obj.app.post(url + 'changepassword', handlePasswordChangeRequest);
|
|
obj.app.post(url + 'deleteaccount', handleDeleteAccountRequest);
|
|
obj.app.post(url + 'createaccount', handleCreateAccountRequest);
|
|
obj.app.post(url + 'resetaccount', handleResetAccountRequest);
|
|
obj.app.get(url + 'checkmail', handleCheckMailRequest);
|
|
obj.app.post(url + 'amtevents.ashx', obj.handleAmtEventRequest);
|
|
obj.app.get(url + 'webrelay.ashx', function (req, res) { res.send('Websocket connection expected'); });
|
|
obj.app.ws(url + 'webrelay.ashx', handleRelayWebSocket);
|
|
obj.app.ws(url + 'control.ashx', function (ws, req) { try { var domain = checkUserIpAddress(ws, req); if (domain != null) { obj.meshUserHandler.CreateMeshUser(obj, obj.db, ws, req, obj.args, domain); } } catch (e) { console.log(e); } });
|
|
obj.app.get(url + 'meshagents', obj.handleMeshAgentRequest);
|
|
obj.app.get(url + 'meshsettings', obj.handleMeshSettingsRequest);
|
|
obj.app.get(url + 'downloadfile.ashx', handleDownloadFile);
|
|
obj.app.post(url + 'uploadfile.ashx', handleUploadFile);
|
|
obj.app.post(url + 'uploadmeshcorefile.ashx', handleUploadMeshCoreFile);
|
|
obj.app.get(url + 'userfiles/*', handleDownloadUserFiles);
|
|
obj.app.ws(url + 'echo.ashx', handleEchoWebSocket);
|
|
obj.app.ws(url + 'meshrelay.ashx', function (ws, req) { try { obj.meshRelayHandler.CreateMeshRelay(obj, ws, req, getDomain(req)); } catch (e) { console.log(e); } });
|
|
|
|
// Receive mesh agent connections
|
|
obj.app.ws(url + 'agent.ashx', function (ws, req) { try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, getDomain(req)); } catch (e) { console.log(e); } });
|
|
|
|
obj.app.get(url + 'stop', function (req, res) { res.send('Stopping Server, <a href="' + url + '">click here to login</a>.'); setTimeout(function () { parent.Stop(); }, 500); });
|
|
|
|
// Indicates to ExpressJS that the public folder should be used to serve static files.
|
|
obj.app.use(url, obj.express.static(obj.path.join(__dirname, 'public')));
|
|
}
|
|
|
|
// Find a free port starting with the specified one and going up.
|
|
function CheckListenPort(port, func) {
|
|
var s = obj.net.createServer(function (socket) { });
|
|
obj.tcpServer = s.listen(port, function () { s.close(function () { if (func) { func(port); } }); }).on('error', function (err) {
|
|
if (args.exactports) { console.error('ERROR: MeshCentral HTTPS web server port ' + port + ' not available.'); process.exit(); }
|
|
else { if (port < 65535) { CheckListenPort(port + 1, func); } else { if (func) { func(0); } } }
|
|
});
|
|
}
|
|
|
|
// Start the ExpressJS web server
|
|
function StartWebServer(port) {
|
|
if (port == 0 || port == 65535) return;
|
|
obj.args.port = port;
|
|
if (obj.tlsServer != null) {
|
|
if (obj.args.lanonly == true) {
|
|
obj.tcpServer = obj.tlsServer.listen(port, function () { console.log('MeshCentral HTTPS web server running on port ' + port + ((args.aliasport != null) ? (', alias port ' + args.aliasport) : '') + '.'); });
|
|
} else {
|
|
obj.tcpServer = obj.tlsServer.listen(port, function () { console.log('MeshCentral HTTPS web server running on ' + certificates.CommonName + ':' + port + ((args.aliasport != null) ? (', alias port ' + args.aliasport) : '') + '.'); });
|
|
obj.parent.updateServerState('servername', certificates.CommonName);
|
|
}
|
|
obj.parent.updateServerState('https-port', port);
|
|
if (args.aliasport != null) { obj.parent.updateServerState('https-aliasport', args.aliasport); }
|
|
} else {
|
|
obj.tcpServer = obj.app.listen(port, function () { console.log('MeshCentral HTTP web server running on port ' + port + ((args.aliasport != null) ? (', alias port ' + args.aliasport) : '') + '.'); });
|
|
obj.parent.updateServerState('http-port', port);
|
|
if (args.aliasport != null) { obj.parent.updateServerState('http-aliasport', args.aliasport); }
|
|
}
|
|
}
|
|
|
|
// 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
|
|
var rights = user.links[agent.dbMeshKey].rights;
|
|
if ((rights != null) && ((rights & MESHRIGHT_AGENTCONSOLE) != 0) && (user.siteadmin == 0xFFFFFFFF)) { agent.close(disconnectMode); }
|
|
}
|
|
|
|
// Send the core module to the mesh agent
|
|
obj.sendMeshAgentCore = function(user, domain, nodeid, core) {
|
|
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
|
|
var rights = user.links[agent.dbMeshKey].rights;
|
|
if ((rights != null) && ((rights & MESHRIGHT_AGENTCONSOLE) != 0) && (user.siteadmin == 0xFFFFFFFF)) {
|
|
if (core == null) {
|
|
// Clear the mesh agent core
|
|
agent.agentCoreCheck = 1000; // Tell the agent object we are not using a custom core.
|
|
agent.send(obj.common.ShortToStr(10) + obj.common.ShortToStr(0));
|
|
} else if (core == '*') {
|
|
agent.agentCoreCheck = 0; // Tell the agent object we are using a default code
|
|
// Reset the core to the server default
|
|
agent.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
|
|
} else {
|
|
agent.agentCoreCheck = 1000; // Tell the agent object we are not using a custom core.
|
|
// Perform a SHA384 hash on the core module
|
|
var hash = obj.crypto.createHash('sha384').update(new Buffer(core, 'binary')).digest().toString('binary');
|
|
|
|
// Send the code module to the agent
|
|
agent.send(obj.common.ShortToStr(10) + obj.common.ShortToStr(0) + hash + core);
|
|
}
|
|
}
|
|
}
|
|
|
|
// 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]);
|
|
}
|
|
|
|
// Read entire file and return it in callback function
|
|
function readEntireTextFile(filepath, func) {
|
|
var called = false;
|
|
try {
|
|
obj.fs.open(filepath, 'r', function (err, fd) {
|
|
obj.fs.fstat(fd, function (err, stats) {
|
|
var bufferSize = stats.size, chunkSize = 512, buffer = new Buffer(bufferSize), bytesRead = 0;
|
|
while (bytesRead < bufferSize) {
|
|
if ((bytesRead + chunkSize) > bufferSize) { chunkSize = (bufferSize - bytesRead); }
|
|
obj.fs.readSync(fd, buffer, bytesRead, chunkSize, bytesRead);
|
|
bytesRead += chunkSize;
|
|
}
|
|
obj.fs.close(fd);
|
|
called = true;
|
|
func(buffer.toString('utf8', 0, bufferSize));
|
|
});
|
|
});
|
|
} catch (e) { if (called == false) { func(null); } }
|
|
}
|
|
|
|
// 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;
|
|
}
|
|
|
|
// Debug
|
|
function Debug(lvl) {
|
|
if (lvl > obj.parent.debugLevel) return;
|
|
if (arguments.length == 2) { console.log(arguments[1]); }
|
|
else if (arguments.length == 3) { console.log(arguments[1], arguments[2]); }
|
|
else if (arguments.length == 4) { console.log(arguments[1], arguments[2], arguments[3]); }
|
|
else if (arguments.length == 5) { console.log(arguments[1], arguments[2], arguments[3], arguments[4]); }
|
|
else if (arguments.length == 6) { console.log(arguments[1], arguments[2], arguments[3], arguments[4], arguments[5]); }
|
|
else if (arguments.length == 7) { console.log(arguments[1], arguments[2], arguments[3], arguments[4], arguments[5], arguments[6]); }
|
|
}
|
|
|
|
// Start server on a free port
|
|
CheckListenPort(obj.args.port, StartWebServer);
|
|
|
|
/*
|
|
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) {
|
|
if (changedSessionId == null) {
|
|
// Recount all sessions
|
|
|
|
// Calculate the session count for all userid's
|
|
var newSessionsCount = {};
|
|
for (var userid in obj.wssessions) { newSessionsCount[userid] = obj.wssessions[userid].length; }
|
|
for (var serverid in obj.wsPeerSessions3) {
|
|
for (var userid in obj.wsPeerSessions3[serverid]) {
|
|
var c = obj.wsPeerSessions3[serverid][userid].length;
|
|
if (newSessionsCount[userid] == null) { newSessionsCount[userid] = c; } else { newSessionsCount[userid] += c; }
|
|
}
|
|
}
|
|
|
|
// See what session counts have changed, event any changes
|
|
for (var userid in newSessionsCount) {
|
|
var newcount = newSessionsCount[userid];
|
|
var oldcount = obj.sessionsCount[userid];
|
|
if (oldcount == null) { oldcount = 0; } else { delete obj.sessionsCount[userid]; }
|
|
if (newcount != oldcount) {
|
|
var x = userid.split('/');
|
|
obj.parent.DispatchEvent(['*'], obj, { action: 'wssessioncount', 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 (var userid in obj.sessionsCount) {
|
|
var oldcount = obj.sessionsCount[userid];
|
|
if ((oldcount != null) && (oldcount != 0)) {
|
|
var x = userid.split('/');
|
|
obj.parent.DispatchEvent(['*'], obj, { action: 'wssessioncount', 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
|
|
var userid = changedSessionId.split('/').slice(0, 3).join('/');
|
|
|
|
// Recount only changedSessionId
|
|
var newcount = 0;
|
|
if (obj.wssessions[userid] != null) { newcount = obj.wssessions[userid].length; }
|
|
for (var serverid in obj.wsPeerSessions3) { if (obj.wsPeerSessions3[serverid][userid] != null) { newcount += obj.wsPeerSessions3[serverid][userid].length; } }
|
|
var oldcount = obj.sessionsCount[userid];
|
|
if (oldcount == null) { oldcount = 0; }
|
|
|
|
// If the count changed, update and event
|
|
if (newcount != oldcount) {
|
|
var x = userid.split('/');
|
|
obj.parent.DispatchEvent(['*'], obj, { action: 'wssessioncount', username: x[2], count: newcount, domain: x[1], nolog: 1, nopeers: 1 })
|
|
obj.sessionsCount[userid] = newcount;
|
|
}
|
|
}
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|