/** * @description MeshCentral MeshAgent * @author Ylian Saint-Hilaire & Bryan Roe * @copyright Intel Corporation 2018-2019 * @license Apache-2.0 * @version v0.0.1 */ /*jslint node: true */ /*jshint node: true */ /*jshint strict:false */ /*jshint -W097 */ /*jshint esversion: 6 */ "use strict"; // Construct a MeshAgent object, called upon connection module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, user) { const fs = require('fs'); const path = require('path'); const common = parent.common; // Mesh Rights const MESHRIGHT_EDITMESH = 1; const MESHRIGHT_MANAGEUSERS = 2; const MESHRIGHT_MANAGECOMPUTERS = 4; const MESHRIGHT_REMOTECONTROL = 8; const MESHRIGHT_AGENTCONSOLE = 16; const MESHRIGHT_SERVERFILES = 32; const MESHRIGHT_WAKEDEVICE = 64; const MESHRIGHT_SETNOTES = 128; const MESHRIGHT_REMOTEVIEWONLY = 256; const MESHRIGHT_NOTERMINAL = 512; const MESHRIGHT_NOFILES = 1024; const MESHRIGHT_NOAMT = 2048; const MESHRIGHT_DESKLIMITEDINPUT = 4096; const MESHRIGHT_LIMITEVENTS = 8192; const MESHRIGHT_CHATNOTIFY = 16384; const MESHRIGHT_UNINSTALL = 32768; // Site rights const SITERIGHT_SERVERBACKUP = 1; // 0x00000001 const SITERIGHT_MANAGEUSERS = 2; // 0x00000002 const SITERIGHT_SERVERRESTORE = 4; // 0x00000004 const SITERIGHT_FILEACCESS = 8; // 0x00000008 const SITERIGHT_SERVERUPDATE = 16; // 0x00000010 const SITERIGHT_LOCKED = 32; // 0x00000020 const SITERIGHT_NONEWGROUPS = 64; // 0x00000040 const SITERIGHT_NOMESHCMD = 128; // 0x00000080 const SITERIGHT_USERGROUPS = 256; // 0x00000100 var obj = {}; obj.user = user; obj.domain = domain; obj.ws = ws; // Server side Intel AMT stack const WsmanComm = require('./amt/amt-wsman-comm.js'); const Wsman = require('./amt/amt-wsman.js'); const Amt = require('./amt/amt.js'); // Send a message to the user //obj.send = function (data) { try { if (typeof data == 'string') { ws.send(Buffer.from(data, 'binary')); } else { ws.send(data); } } catch (e) { } } // Clean a IPv6 address that encodes a IPv4 address function cleanRemoteAddr(addr) { if (addr.startsWith('::ffff:')) { return addr.substring(7); } else { return addr; } } // Disconnect this user obj.close = function (arg) { if ((arg == 1) || (arg == null)) { try { ws.close(); parent.parent.debug('user', 'Soft disconnect'); } catch (e) { console.log(e); } } // Soft close, close the websocket if (arg == 2) { try { ws._socket._parent.end(); parent.parent.debug('user', 'Hard disconnect'); } catch (e) { console.log(e); } } // Hard close, close the TCP socket // Perform cleanup parent.parent.RemoveAllEventDispatch(ws); if (obj.serverStatsTimer != null) { clearInterval(obj.serverStatsTimer); delete obj.serverStatsTimer; } if (req.session && req.session.ws && req.session.ws == ws) { delete req.session.ws; } if (parent.wssessions2[ws.sessionId]) { delete parent.wssessions2[ws.sessionId]; } if ((obj.user != null) && (parent.wssessions[obj.user._id])) { var i = parent.wssessions[obj.user._id].indexOf(ws); if (i >= 0) { parent.wssessions[obj.user._id].splice(i, 1); var user = parent.users[obj.user._id]; if (user) { if (parent.parent.multiServer == null) { var targets = ['*', 'server-users']; if (obj.user.groups) { for (var i in obj.user.groups) { targets.push('server-users:' + i); } } parent.parent.DispatchEvent(targets, obj, { action: 'wssessioncount', userid: user._id, username: user.name, count: parent.wssessions[obj.user._id].length, nolog: 1, domain: domain.id }); } else { parent.recountSessions(ws.sessionId); // Recount sessions } } if (parent.wssessions[obj.user._id].length == 0) { delete parent.wssessions[obj.user._id]; } } } // If we have peer servers, inform them of the disconnected session if (parent.parent.multiServer != null) { parent.parent.multiServer.DispatchMessage({ action: 'sessionEnd', sessionid: ws.sessionId }); } // Aggressive cleanup if (obj.user) { delete obj.user; } if (obj.domain) { delete obj.domain; } if (ws.userid) { delete ws.userid; } if (ws.domainid) { delete ws.domainid; } if (ws.sessionId) { delete ws.sessionId; } if (ws.HandleEvent) { delete ws.HandleEvent; } ws.removeAllListeners(["message", "close", "error"]); }; // Convert a mesh path array into a real path on the server side function meshPathToRealPath(meshpath, user) { if (common.validateArray(meshpath, 1) == false) return null; var splitid = meshpath[0].split('/'); if (splitid[0] == 'user') { // Check user access if (meshpath[0] != user._id) return null; // Only allow own user folder } else if (splitid[0] == 'mesh') { // Check mesh access if ((parent.GetMeshRights(user, meshpath[0]) & MESHRIGHT_SERVERFILES) == 0) return null; // This user must have mesh rights to "server files" } else return null; var rootfolder = meshpath[0], rootfoldersplit = rootfolder.split('/'), domainx = 'domain'; if (rootfoldersplit[1].length > 0) domainx = 'domain-' + rootfoldersplit[1]; var path = parent.path.join(parent.filespath, domainx, rootfoldersplit[0] + '-' + rootfoldersplit[2]); for (var i = 1; i < meshpath.length; i++) { if (common.IsFilenameValid(meshpath[i]) == false) { path = null; break; } path += ("/" + meshpath[i]); } return path; } // Copy a file using the best technique available function copyFile(src, dest, func, tag) { if (fs.copyFile) { // NodeJS v8.5 and higher fs.copyFile(src, dest, function (err) { func(tag); }) } else { // Older NodeJS try { var ss = fs.createReadStream(src), ds = fs.createWriteStream(dest); ss.on('error', function () { func(tag); }); ds.on('error', function () { func(tag); }); ss.pipe(ds); ds.ss = ss; if (arguments.length == 3 && typeof arguments[2] === 'function') { ds.on('close', arguments[2]); } else if (arguments.length == 4 && typeof arguments[3] === 'function') { ds.on('close', arguments[3]); } ds.on('close', function () { func(tag); }); } catch (ex) { } } } // Route a command to a target node function routeCommandToNode(command) { if (common.validateString(command.nodeid, 8, 128) == false) return false; var splitnodeid = command.nodeid.split('/'); // Check that we are in the same domain and the user has rights over this node. if ((splitnodeid[0] == 'node') && (splitnodeid[1] == domain.id)) { // See if the node is connected var agent = parent.wsagents[command.nodeid]; if (agent != null) { // Check if we have permission to send a message to that node var meshrights = parent.GetMeshRights(user, agent.dbMeshKey); // TODO: We will need to get the rights for this specific node. var mesh = parent.meshes[agent.dbMeshKey]; if ((mesh != null) && ((meshrights & MESHRIGHT_REMOTECONTROL) || (meshrights & MESHRIGHT_REMOTEVIEWONLY))) { // 8 is remote control permission, 256 is desktop read only command.sessionid = ws.sessionId; // Set the session id, required for responses command.rights = meshrights; // Add user rights flags to the message command.consent = mesh.consent; // Add user consent if (typeof domain.userconsentflags == 'number') { command.consent |= domain.userconsentflags; } // Add server required consent flags command.username = user.name; // Add user name command.userid = user._id; // Add user id command.remoteaddr = cleanRemoteAddr(req.ip); // User's IP address if (typeof domain.desktopprivacybartext == 'string') { command.privacybartext = domain.desktopprivacybartext; } // Privacy bar text delete command.nodeid; // Remove the nodeid since it's implied try { agent.send(JSON.stringify(command)); } catch (ex) { } } } else { // Check if a peer server is connected to this agent var routing = parent.parent.GetRoutingServerId(command.nodeid, 1); // 1 = MeshAgent routing type if (routing != null) { // Check if we have permission to send a message to that node var meshrights = parent.GetMeshRights(user, routing.meshid); var mesh = parent.meshes[routing.meshid]; if ((mesh != null) && ((meshrights & MESHRIGHT_REMOTECONTROL) || (meshrights & MESHRIGHT_REMOTEVIEWONLY))) { // 8 is remote control permission command.fromSessionid = ws.sessionId; // Set the session id, required for responses command.rights = meshrights; // Add user rights flags to the message command.consent = mesh.consent; // Add user consent if (typeof domain.userconsentflags == 'number') { command.consent |= domain.userconsentflags; } // Add server required consent flags command.username = user.name; // Add user name command.userid = user._id; // Add user id command.remoteaddr = cleanRemoteAddr(req.ip); // User's IP address if (typeof domain.desktopprivacybartext == 'string') { command.privacybartext = domain.desktopprivacybartext; } // Privacy bar text parent.parent.multiServer.DispatchMessageSingleServer(command, routing.serverid); } } } } return true; } // Route a command to all targets in a mesh function routeCommandToMesh(meshid, command) { // Send the request to all peer servers // TODO !!!! // See if the node is connected for (var nodeid in parent.wsagents) { var agent = parent.wsagents[nodeid]; if (agent.dbMeshKey == meshid) { try { agent.send(JSON.stringify(command)); } catch (ex) { } } } return true; } try { // Check if the user is logged in if (user == null) { try { ws.close(); } catch (e) { } return; } // Check if we have exceeded the user session limit if ((typeof domain.limits.maxusersessions == 'number') || (typeof domain.limits.maxsingleusersessions == 'number')) { // Count the number of user sessions for this domain var domainUserSessionCount = 0, selfUserSessionCount = 0; for (var i in parent.wssessions2) { if (parent.wssessions2[i].domainid == domain.id) { domainUserSessionCount++; if (parent.wssessions2[i].userid == user._id) { selfUserSessionCount++; } } } // Check if we have too many user sessions if (((typeof domain.limits.maxusersessions == 'number') && (domainUserSessionCount >= domain.limits.maxusersessions)) || ((typeof domain.limits.maxsingleusersessions == 'number') && (selfUserSessionCount >= domain.limits.maxsingleusersessions))) { ws.send(JSON.stringify({ action: 'stopped', msg: 'Session count exceed' })); try { ws.close(); } catch (e) { } return; } } // Associate this websocket session with the web session ws.userid = user._id; ws.domainid = domain.id; // Create a new session id for this user. parent.crypto.randomBytes(20, function (err, randombuf) { ws.sessionId = user._id + '/' + randombuf.toString('hex'); // Add this web socket session to session list parent.wssessions2[ws.sessionId] = ws; if (!parent.wssessions[user._id]) { parent.wssessions[user._id] = [ws]; } else { parent.wssessions[user._id].push(ws); } if (parent.parent.multiServer == null) { var targets = ['*', 'server-users']; if (obj.user.groups) { for (var i in obj.user.groups) { targets.push('server-users:' + i); } } parent.parent.DispatchEvent(targets, obj, { action: 'wssessioncount', userid: user._id, username: user.name, count: parent.wssessions[user._id].length, nolog: 1, domain: domain.id }); } else { parent.recountSessions(ws.sessionId); // Recount sessions } // If we have peer servers, inform them of the new session if (parent.parent.multiServer != null) { parent.parent.multiServer.DispatchMessage({ action: 'sessionStart', sessionid: ws.sessionId }); } // Handle events ws.HandleEvent = function (source, event, ids, id) { if (!event.domain || event.domain == domain.id) { try { if (event == 'close') { try { delete req.session; } catch (ex) { } obj.close(); } else if (event == 'resubscribe') { user.subscriptions = parent.subscribe(user._id, ws); } else if (event == 'updatefiles') { updateUserFiles(user, ws, domain); } else { // Because of the device group "Show Self Events Only", we need to do more checks here. if (id.startsWith('mesh/')) { // Check if we have rights to get this message. If we have limited events on this mesh, don't send the event to the user. var meshrights = parent.GetMeshRights(user, id); if ((meshrights == 0xFFFFFFFF) || ((meshrights & MESHRIGHT_LIMITEVENTS) == 0) || (ids.indexOf(user._id) >= 0)) { // We have the device group rights to see this event or we are directly targetted by the event ws.send(JSON.stringify({ action: 'event', event: event })); } else { // Check if no other users are targeted by the event, if not, we can get this event. var userTarget = false; for (var i in ids) { if (ids[i].startsWith('user/')) { userTarget = true; } } if (userTarget == false) { ws.send(JSON.stringify({ action: 'event', event: event })); } } } else { // This is not a device group event, we can get this event. ws.send(JSON.stringify({ action: 'event', event: event })); } } } catch (e) { } } }; user.subscriptions = parent.subscribe(user._id, ws); // Subscribe to events try { ws._socket.setKeepAlive(true, 240000); } catch (ex) { } // Set TCP keep alive // Send current server statistics obj.SendServerStats = function () { // Take a look at server stats var os = require('os'); var stats = { action: 'serverstats', totalmem: os.totalmem(), freemem: os.freemem() }; if (parent.parent.platform != 'win32') { stats.cpuavg = os.loadavg(); } var serverStats = { UserAccounts: Object.keys(parent.users).length, DeviceGroups: Object.keys(parent.meshes).length, AgentSessions: Object.keys(parent.wsagents).length, ConnectedUsers: Object.keys(parent.wssessions).length, UsersSessions: Object.keys(parent.wssessions2).length, RelaySessions: parent.relaySessionCount, RelayCount: Object.keys(parent.wsrelays).length }; if (parent.relaySessionErrorCount != 0) { serverStats.RelayErrors = parent.relaySessionErrorCount; } if (parent.parent.mpsserver != null) { serverStats.ConnectedIntelAMT = Object.keys(parent.parent.mpsserver.ciraConnections).length; } // Take a look at agent errors var agentstats = parent.getAgentStats(); var errorCounters = {}, errorCountersCount = 0; if (agentstats.meshDoesNotExistCount > 0) { errorCountersCount++; errorCounters.UnknownGroup = agentstats.meshDoesNotExistCount; } if (agentstats.invalidPkcsSignatureCount > 0) { errorCountersCount++; errorCounters.InvalidPKCSsignature = agentstats.invalidPkcsSignatureCount; } if (agentstats.invalidRsaSignatureCount > 0) { errorCountersCount++; errorCounters.InvalidRSAsiguature = agentstats.invalidRsaSignatureCount; } if (agentstats.invalidJsonCount > 0) { errorCountersCount++; errorCounters.InvalidJSON = agentstats.invalidJsonCount; } if (agentstats.unknownAgentActionCount > 0) { errorCountersCount++; errorCounters.UnknownAction = agentstats.unknownAgentActionCount; } if (agentstats.agentBadWebCertHashCount > 0) { errorCountersCount++; errorCounters.BadWebCertificate = agentstats.agentBadWebCertHashCount; } if ((agentstats.agentBadSignature1Count + agentstats.agentBadSignature2Count) > 0) { errorCountersCount++; errorCounters.BadSignature = (agentstats.agentBadSignature1Count + agentstats.agentBadSignature2Count); } if (agentstats.agentMaxSessionHoldCount > 0) { errorCountersCount++; errorCounters.MaxSessionsReached = agentstats.agentMaxSessionHoldCount; } if ((agentstats.invalidDomainMeshCount + agentstats.invalidDomainMesh2Count) > 0) { errorCountersCount++; errorCounters.UnknownDeviceGroup = (agentstats.invalidDomainMeshCount + agentstats.invalidDomainMesh2Count); } if ((agentstats.invalidMeshTypeCount + agentstats.invalidMeshType2Count) > 0) { errorCountersCount++; errorCounters.InvalidDeviceGroupType = (agentstats.invalidMeshTypeCount + agentstats.invalidMeshType2Count); } //if (agentstats.duplicateAgentCount > 0) { errorCountersCount++; errorCounters.DuplicateAgent = agentstats.duplicateAgentCount; } // Send out the stats stats.values = { ServerState: serverStats } if (errorCountersCount > 0) { stats.values.AgentErrorCounters = errorCounters; } try { ws.send(JSON.stringify(stats)); } catch (ex) { } } // When data is received from the web socket ws.on('message', processWebSocketData); // If error, do nothing ws.on('error', function (err) { console.log(err); obj.close(0); }); // If the web socket is closed ws.on('close', function (req) { obj.close(0); }); // Figure out the MPS port, use the alias if set var mpsport = ((args.mpsaliasport != null) ? args.mpsaliasport : args.mpsport); var httpport = ((args.aliasport != null) ? args.aliasport : args.port); // Build server information object var serverinfo = { name: domain.dns ? domain.dns : parent.certificates.CommonName, mpsname: parent.certificates.AmtMpsName, mpsport: mpsport, mpspass: args.mpspass, port: httpport, emailcheck: ((parent.parent.mailserver != null) && (domain.auth != 'sspi') && (domain.auth != 'ldap') && (args.lanonly != true) && (parent.certificates.CommonName != null) && (parent.certificates.CommonName.indexOf('.') != -1)), domainauth: ((domain.auth == 'sspi') || (domain.auth == 'ldap')), serverTime: Date.now() }; serverinfo.languages = parent.renderLanguages; serverinfo.tlshash = Buffer.from(parent.webCertificateHashs[domain.id], 'binary').toString('hex').toUpperCase(); // SHA384 of server HTTPS certificate if ((parent.parent.config.domains[domain.id].amtacmactivation != null) && (parent.parent.config.domains[domain.id].amtacmactivation.acmmatch != null)) { var matchingDomains = []; for (var i in parent.parent.config.domains[domain.id].amtacmactivation.acmmatch) { var cn = parent.parent.config.domains[domain.id].amtacmactivation.acmmatch[i].cn; if ((cn != '*') && (matchingDomains.indexOf(cn) == -1)) { matchingDomains.push(cn); } } if (matchingDomains.length > 0) { serverinfo.amtAcmFqdn = matchingDomains; } } if (args.notls == true) { serverinfo.https = false; } else { serverinfo.https = true; serverinfo.redirport = args.redirport; } if (typeof domain.userconsentflags == 'number') { serverinfo.consent = domain.userconsentflags; } if ((typeof domain.usersessionidletimeout == 'number') && (domain.usersessionidletimeout > 0)) { serverinfo.timeout = (domain.usersessionidletimeout * 60 * 1000); } // Send server information try { ws.send(JSON.stringify({ action: 'serverinfo', serverinfo: serverinfo })); } catch (ex) { } // Send user information to web socket, this is the first thing we send try { ws.send(JSON.stringify({ action: 'userinfo', userinfo: parent.CloneSafeUser(parent.users[user._id]) })); } catch (ex) { } if (user.siteadmin == 0xFFFFFFFF) { // Send server tracing information try { ws.send(JSON.stringify({ action: 'traceinfo', traceSources: parent.parent.debugRemoteSources })); } catch (ex) { } // Send any server warnings if any var serverWarnings = parent.parent.getServerWarnings(); if (serverWarnings.length > 0) { try { ws.send(JSON.stringify({ action: 'serverwarnings', warnings: serverWarnings })); } catch (ex) { } } } // See how many times bad login attempts where made since the last login const lastLoginTime = parent.users[user._id].pastlogin; if (lastLoginTime != null) { db.GetFailedLoginCount(user.name, user.domain, new Date(lastLoginTime * 1000), function (count) { if (count > 0) { try { ws.send(JSON.stringify({ action: 'msg', type: 'notify', title: "Security Warning", tag: 'ServerNotify', value: "There has been " + count + " failed login attempts on this account since the last login." })); } catch (ex) { } delete user.pastlogin; } }); } // We are all set, start receiving data ws._socket.resume(); if (parent.parent.pluginHandler != null) parent.parent.pluginHandler.callHook('hook_userLoggedIn', user); }); } catch (e) { console.log(e); } // Process incoming web socket data from the browser function processWebSocketData(msg) { var command, i = 0, mesh = null, meshid = null, nodeid = null, meshlinks = null, change = 0; try { command = JSON.parse(msg.toString('utf8')); } catch (e) { return; } if (common.validateString(command.action, 3, 32) == false) return; // Action must be a string between 3 and 32 chars switch (command.action) { case 'ping': { try { ws.send(JSON.stringify({ action: 'pong' })); } catch (ex) { } break; } case 'authcookie': { // Renew the authentication cookie try { ws.send(JSON.stringify({ action: 'authcookie', cookie: parent.parent.encodeCookie({ userid: user._id, domainid: domain.id, ip: cleanRemoteAddr(req.ip) }, parent.parent.loginCookieEncryptionKey), rcookie: parent.parent.encodeCookie({ ruserid: user._id }, parent.parent.loginCookieEncryptionKey) })); } catch (ex) { } break; } case 'logincookie': { // If allowed, return a login cookie if (parent.parent.config.settings.allowlogintoken === true) { try { ws.send(JSON.stringify({ action: 'logincookie', cookie: parent.parent.encodeCookie({ u: user._id, a: 3 }, parent.parent.loginCookieEncryptionKey) })); } catch (ex) { } } break; } case 'servertimelinestats': { if ((user.siteadmin & 21) == 0) return; // Only site administrators with "site backup" or "site restore" or "site update" permissions can use this. if (common.validateInt(command.hours, 0, 24 * 30) == false) return; db.GetServerStats(command.hours, function (err, docs) { if (err == null) { try { ws.send(JSON.stringify({ action: 'servertimelinestats', events: docs })); } catch (ex) { } } }); break; } case 'serverstats': { if ((user.siteadmin & 21) == 0) return; // Only site administrators with "site backup" or "site restore" or "site update" permissions can use this. if (common.validateInt(command.interval, 1000, 1000000) == false) { // Clear the timer if (obj.serverStatsTimer != null) { clearInterval(obj.serverStatsTimer); delete obj.serverStatsTimer; } } else { // Set the timer obj.SendServerStats(); obj.serverStatsTimer = setInterval(obj.SendServerStats, command.interval); } break; } case 'meshes': { // Request a list of all meshes this user as rights to try { ws.send(JSON.stringify({ action: 'meshes', meshes: parent.GetAllMeshWithRights(user).map(parent.CloneSafeMesh), tag: command.tag })); } catch (ex) { } break; } case 'nodes': { var links = [], err = null; try { if (command.meshid == null) { // Request a list of all meshes this user as rights to links = parent.GetAllMeshIdWithRights(user); } else { // Request list of all nodes for one specific meshid meshid = command.meshid; if (common.validateString(meshid, 0, 128) == false) { err = 'Invalid group id'; } else { if (meshid.split('/').length == 1) { meshid = 'mesh/' + domain.id + '/' + command.meshid; } if (obj.IsMeshViewable(user, meshid)) { links.push(meshid); } else { err = 'Invalid group id'; } } } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'nodes', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Request a list of all nodes db.GetAllTypeNoTypeFieldMeshFiltered(links, domain.id, 'node', command.id, function (err, docs) { if (docs == null) { docs = []; } var r = {}; for (i in docs) { // Remove any connectivity and power state information, that should not be in the database anyway. // TODO: Find why these are sometimes saves in the db. if (docs[i].conn != null) { delete docs[i].conn; } if (docs[i].pwr != null) { delete docs[i].pwr; } if (docs[i].agct != null) { delete docs[i].agct; } if (docs[i].cict != null) { delete docs[i].cict; } // Add the connection state var state = parent.parent.GetConnectivityState(docs[i]._id); if (state) { docs[i].conn = state.connectivity; docs[i].pwr = state.powerState; if ((state.connectivity & 1) != 0) { var agent = parent.wsagents[docs[i]._id]; if (agent != null) { docs[i].agct = agent.connectTime; } } if ((state.connectivity & 2) != 0) { var cira = parent.parent.mpsserver.ciraConnections[docs[i]._id]; if (cira != null) { docs[i].cict = cira.tag.connectTime; } } } // Compress the meshid's meshid = docs[i].meshid; if (!r[meshid]) { r[meshid] = []; } delete docs[i].meshid; // Remove Intel AMT credential if present if (docs[i].intelamt != null && docs[i].intelamt.pass != null) { delete docs[i].intelamt.pass; } // If GeoLocation not enabled, remove any node location information if (domain.geolocation != true) { if (docs[i].iploc != null) { delete docs[i].iploc; } if (docs[i].wifiloc != null) { delete docs[i].wifiloc; } if (docs[i].gpsloc != null) { delete docs[i].gpsloc; } if (docs[i].userloc != null) { delete docs[i].userloc; } } r[meshid].push(docs[i]); } try { ws.send(JSON.stringify({ action: 'nodes', responseid: command.responseid, nodes: r, tag: command.tag })); } catch (ex) { } }); break; } case 'powertimeline': { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (visible == false) return; // Query the database for the power timeline for a given node // The result is a compacted array: [ startPowerState, startTimeUTC, powerState ] + many[ deltaTime, powerState ] db.getPowerTimeline(node._id, function (err, docs) { if ((err == null) && (docs != null) && (docs.length > 0)) { var timeline = [], time = null, previousPower; for (i in docs) { var doc = docs[i], j = parseInt(i); doc.time = Date.parse(doc.time); if (time == null) { // First element // Skip all starting power 0 events. if ((doc.power == 0) && ((doc.oldPower == null) || (doc.oldPower == 0))) continue; time = doc.time; if (doc.oldPower) { timeline.push(doc.oldPower, time / 1000, doc.power); } else { timeline.push(0, time / 1000, doc.power); } } else if (previousPower != doc.power) { // Delta element // If this event is of a short duration (2 minutes or less), skip it. if ((docs.length > (j + 1)) && ((Date.parse(docs[j + 1].time) - doc.time) < 120000)) continue; timeline.push((doc.time - time) / 1000, doc.power); time = doc.time; } previousPower = doc.power; } try { ws.send(JSON.stringify({ action: 'powertimeline', nodeid: node._id, timeline: timeline, tag: command.tag })); } catch (ex) { } } else { // No records found, send current state if we have it var state = parent.parent.GetConnectivityState(command.nodeid); if (state != null) { try { ws.send(JSON.stringify({ action: 'powertimeline', nodeid: node._id, timeline: [state.powerState, Date.now(), state.powerState], tag: command.tag })); } catch (ex) { } } } }); }); break; } case 'getsysinfo': { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (visible == false) return; // Query the database system information db.Get('si' + command.nodeid, function (err, docs) { if ((docs != null) && (docs.length > 0)) { var doc = docs[0]; doc.action = 'getsysinfo'; doc.nodeid = node._id; doc.tag = command.tag; delete doc.type; delete doc.domain; delete doc._id; try { ws.send(JSON.stringify(doc)); } catch (ex) { } } else { try { ws.send(JSON.stringify({ action: 'getsysinfo', nodeid: node._id, tag: command.tag, noinfo: true })); } catch (ex) { } } }); }); break; } case 'lastconnect': { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (visible == false) return; // Query the database for the last time this node connected db.Get('lc' + command.nodeid, function (err, docs) { if ((docs != null) && (docs.length > 0)) { try { ws.send(JSON.stringify({ action: 'lastconnect', nodeid: command.nodeid, time: docs[0].time, addr: docs[0].addr })); } catch (ex) { } } }); }); break; } case 'files': { // Send the full list of server files to the browser app updateUserFiles(user, ws, domain); break; } case 'fileoperation': { // Check permissions if ((user.siteadmin & 8) != 0) { // Perform a file operation (Create Folder, Delete Folder, Delete File...) if (common.validateString(command.fileop, 4, 16) == false) return; var sendUpdate = true, path = meshPathToRealPath(command.path, user); // This will also check access rights if (path == null) break; if ((command.fileop == 'createfolder') && (common.IsFilenameValid(command.newfolder) == true)) { // Create a new folder try { fs.mkdirSync(path + '/' + command.newfolder); } catch (ex) { try { fs.mkdirSync(path); } catch (ex) { } try { fs.mkdirSync(path + '/' + command.newfolder); } catch (ex) { } } } else if (command.fileop == 'delete') { // Delete a file if (common.validateArray(command.delfiles, 1) == false) return; for (i in command.delfiles) { if (common.IsFilenameValid(command.delfiles[i]) == true) { var fullpath = parent.path.join(path, command.delfiles[i]); if (command.rec == true) { try { deleteFolderRecursive(fullpath); } catch (ex) { } // TODO, make this an async function } else { try { fs.rmdirSync(fullpath); } catch (ex) { try { fs.unlinkSync(fullpath); } catch (xe) { } } } } } // If we deleted something in the mesh root folder and the entire mesh folder is empty, remove it. if (command.path.length == 1) { try { if (command.path[0].startsWith('mesh//')) { path = meshPathToRealPath([command.path[0]], user); fs.readdir(path, function (err, dir) { if ((err == null) && (dir.length == 0)) { fs.rmdir(path, function (err) { }); } }); } } catch (ex) { } } } else if ((command.fileop == 'rename') && (common.IsFilenameValid(command.oldname) == true) && (common.IsFilenameValid(command.newname) == true)) { // Rename try { fs.renameSync(path + "/" + command.oldname, path + "/" + command.newname); } catch (e) { } } else if ((command.fileop == 'copy') || (command.fileop == 'move')) { if (common.validateArray(command.names, 1) == false) return; var scpath = meshPathToRealPath(command.scpath, user); // This will also check access rights if (scpath == null) break; // TODO: Check quota if this is a copy!!!!!!!!!!!!!!!! for (i in command.names) { var s = parent.path.join(scpath, command.names[i]), d = parent.path.join(path, command.names[i]); sendUpdate = false; copyFile(s, d, function (op) { if (op != null) { fs.unlink(op, function (err) { parent.parent.DispatchEvent([user._id], obj, 'updatefiles'); }); } else { parent.parent.DispatchEvent([user._id], obj, 'updatefiles'); } }, ((command.fileop == 'move') ? s : null)); } } if (sendUpdate == true) { parent.parent.DispatchEvent([user._id], obj, 'updatefiles'); } // Fire an event causing this user to update this files } break; } case 'serverconsole': { // This is a server console message, only process this if full administrator if (user.siteadmin != 0xFFFFFFFF) break; var r = ''; var cmdargs = splitArgs(command.value); if (cmdargs.length == 0) break; const cmd = cmdargs[0].toLowerCase(); cmdargs = parseArgs(cmdargs); switch (cmd) { case 'help': { var fin = '', f = '', availcommands = 'help,info,versions,args,resetserver,showconfig,usersessions,tasklimiter,setmaxtasks,cores,migrationagents,agentstats,webstats,mpsstats,swarmstats,acceleratorsstats,updatecheck,serverupdate,nodeconfig,heapdump,relays,autobackup,backupconfig,dupagents,dispatchtable,badlogins,showpaths'; availcommands = availcommands.split(',').sort(); while (availcommands.length > 0) { if (f.length > 80) { fin += (f + ',\r\n'); f = ''; } f += (((f != '') ? ', ' : ' ') + availcommands.shift()); } if (f != '') { fin += f; } r = 'Available commands: \r\n' + fin + '.'; break; } case 'badlogins': { if (typeof parent.parent.config.settings.maxinvalidlogin.coolofftime == 'number') { r = "Max is " + parent.parent.config.settings.maxinvalidlogin.count + " bad login(s) in " + parent.parent.config.settings.maxinvalidlogin.time + " minute(s), " + parent.parent.config.settings.maxinvalidlogin.coolofftime + " minute(s) cooloff.\r\n"; } else { r = "Max is " + parent.parent.config.settings.maxinvalidlogin.count + " bad login(s) in " + parent.parent.config.settings.maxinvalidlogin.time + " minute(s).\r\n"; } var badLoginCount = 0; parent.cleanBadLoginTable(); for (var i in parent.badLoginTable) { badLoginCount++; if (typeof parent.badLoginTable[i] == 'number') { r += "Cooloff for " + Math.floor((parent.badLoginTable[i] - Date.now()) / 60000) + " minute(s)\r\n"; } else { r += (i + ' - ' + parent.badLoginTable[i].length + " entries\r\n"); } } if (badLoginCount == 0) { r += 'No bad logins.'; } break; } case 'dispatchtable': { r = ''; for (var i in parent.parent.eventsDispatch) { r += (i + ', ' + parent.parent.eventsDispatch[i].length + '\r\n'); } break; } case 'dupagents': { for (var i in parent.duplicateAgentsLog) { r += JSON.stringify(parent.duplicateAgentsLog[i]) + '\r\n'; } if (r == '') { r = 'No duplicate agents in log.'; } break; } case 'agentstats': { var stats = parent.getAgentStats(); for (var i in stats) { if (typeof stats[i] == 'object') { r += (i + ': ' + JSON.stringify(stats[i]) + '\r\n'); } else { r += (i + ': ' + stats[i] + '\r\n'); } } break; } case 'webstats': { var stats = parent.getStats(); for (var i in stats) { if (typeof stats[i] == 'object') { r += (i + ': ' + JSON.stringify(stats[i]) + '\r\n'); } else { r += (i + ': ' + stats[i] + '\r\n'); } } break; } case 'acceleratorsstats': { var stats = parent.parent.certificateOperations.getAcceleratorStats(); for (var i in stats) { if (typeof stats[i] == 'object') { r += (i + ': ' + JSON.stringify(stats[i]) + '\r\n'); } else { r += (i + ': ' + stats[i] + '\r\n'); } } break; } case 'mpsstats': { if (parent.parent.mpsserver == null) { r = 'MPS not enabled.'; } else { var stats = parent.parent.mpsserver.getStats(); for (var i in stats) { if (typeof stats[i] == 'object') { r += (i + ': ' + JSON.stringify(stats[i]) + '\r\n'); } else { r += (i + ': ' + stats[i] + '\r\n'); } } } break; } case 'serverupdate': { r = 'Performing server update...'; if (parent.parent.performServerUpdate() == false) { r = 'Server self-update not possible.'; } break; } case 'print': { console.log(cmdargs["_"][0]); break; } case 'updatecheck': { parent.parent.getLatestServerVersion(function (currentVer, newVer, error) { var r2 = 'Current Version: ' + currentVer + '\r\n'; if (newVer != null) { r2 += 'Available Version: ' + newVer + '\r\n'; } if (error != null) { r2 += 'Exception: ' + error + '\r\n'; } try { ws.send(JSON.stringify({ action: 'serverconsole', value: r2, tag: command.tag })); } catch (ex) { } }); r = 'Checking server update...'; break; } case 'info': { var info = process.memoryUsage(); info.dbType = ['None', 'NeDB', 'MongoJS', 'MongoDB'][parent.db.databaseType]; if (parent.db.databaseType == 3) { info.dbChangeStream = parent.db.changeStream; } try { info.nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]); } catch (ex) { } try { info.currentVer = parent.parent.currentVer; } catch (ex) { } try { info.platform = process.platform; } catch (ex) { } try { info.arch = process.arch; } catch (ex) { } try { info.pid = process.pid; } catch (ex) { } try { info.uptime = process.uptime(); } catch (ex) { } try { info.version = process.version; } catch (ex) { } try { info.cpuUsage = process.cpuUsage(); } catch (ex) { } try { info.warnings = parent.parent.getServerWarnings(); } catch (ex) { } r = JSON.stringify(info, null, 4); break; } case 'nodeconfig': { r = JSON.stringify(process.config, null, 4); break; } case 'versions': { r = JSON.stringify(process.versions, null, 4); break; } case 'args': { r = cmd + ': ' + JSON.stringify(cmdargs); break; } case 'usersessions': { for (var i in parent.wssessions) { r += (i + ', ' + parent.wssessions[i].length + ' session' + ((parent.wssessions[i].length > 1) ? 'a' : '') + '.
'); for (var j in parent.wssessions[i]) { var addr = parent.wssessions[i][j]._socket.remoteAddress; if (addr.startsWith('::ffff:')) { addr = addr.substring(7); } r += ' ' + addr + ' --> ' + parent.wssessions[i][j].sessionId + '.
'; } } break; } case 'resetserver': { console.log('Server restart...'); process.exit(0); break; } case 'tasklimiter': { if (parent.parent.taskLimiter != null) { //var obj = { maxTasks: maxTasks, maxTaskTime: (maxTaskTime * 1000), nextTaskId: 0, currentCount: 0, current: {}, pending: [[], [], []], timer: null }; const tl = parent.parent.taskLimiter; r += 'MaxTasks: ' + tl.maxTasks + ', NextTaskId: ' + tl.nextTaskId + '
'; r += 'MaxTaskTime: ' + (tl.maxTaskTime / 1000) + ' seconds, Timer: ' + (tl.timer != null) + '
'; var c = []; for (var i in tl.current) { c.push(i); } r += 'Current (' + tl.currentCount + '): [' + c.join(', ') + ']
'; r += 'Pending (High/Med/Low): ' + tl.pending[0].length + ', ' + tl.pending[1].length + ', ' + tl.pending[2].length + '
'; } break; } case 'setmaxtasks': { if ((cmdargs["_"].length != 1) || (parseInt(cmdargs["_"][0]) < 1) || (parseInt(cmdargs["_"][0]) > 1000)) { r = 'Usage: setmaxtasks [1 to 1000]'; } else { parent.parent.taskLimiter.maxTasks = parseInt(cmdargs["_"][0]); r = 'MaxTasks set to ' + parent.parent.taskLimiter.maxTasks + '.'; } break; } case 'cores': { if (parent.parent.defaultMeshCores != null) { for (var i in parent.parent.defaultMeshCores) { r += i + ': ' + parent.parent.defaultMeshCores[i].length + ' bytes
'; } } break; } case 'showpaths': { r = 'Parent: ' + parent.parent.parentpath + '\r\n'; r += 'Data: ' + parent.parent.datapath + '\r\n'; r += 'Files: ' + parent.parent.filespath + '\r\n'; r += 'Backup: ' + parent.parent.backuppath + '\r\n'; r += 'Record: ' + parent.parent.recordpath + '\r\n'; r += 'WebPublic: ' + parent.parent.webPublicPath + '\r\n'; r += 'WebViews: ' + parent.parent.webViewsPath + '\r\n'; if (parent.parent.webViewsOverridePath) { r += 'XWebPublic: ' + parent.parent.webViewsOverridePath + '\r\n'; } if (parent.parent.webViewsOverridePath) { r += 'XWebViews: ' + parent.parent.webPublicOverridePath + '\r\n'; } break; } case 'showconfig': { // Make a copy of the configuration and hide any secrets var config = common.Clone(parent.parent.config); if (config.settings) { if (config.settings.configkey) { config.settings.configkey = '(present)'; } if (config.settings.sessionkey) { config.settings.sessionkey = '(present)'; } if (config.settings.dbencryptkey) { config.settings.dbencryptkey = '(present)'; } } if (config.domains) { for (var i in config.domains) { if (config.domains[i].yubikey && config.domains[i].yubikey.secret) { config.domains[i].yubikey.secret = '(present)'; } } } r = JSON.stringify(removeAllUnderScore(config), null, 4); break; } case 'migrationagents': { if (parent.parent.swarmserver == null) { r = 'Swarm server not running.'; } else { for (var i in parent.parent.swarmserver.migrationAgents) { var arch = parent.parent.swarmserver.migrationAgents[i]; for (var j in arch) { var agent = arch[j]; r += 'Arch ' + agent.arch + ', Ver ' + agent.ver + ', Size ' + ((agent.binary == null) ? 0 : agent.binary.length) + '
'; } } } break; } case 'swarmstats': { if (parent.parent.swarmserver == null) { r = 'Swarm server not running.'; } else { for (var i in parent.parent.swarmserver.stats) { if (typeof parent.parent.swarmserver.stats[i] == 'object') { r += i + ': ' + JSON.stringify(parent.parent.swarmserver.stats[i]) + '\r\n'; } else { r += i + ': ' + parent.parent.swarmserver.stats[i] + '\r\n'; } } } break; } case 'heapdump': { var heapdump = null; try { heapdump = require('heapdump'); } catch (ex) { } if (heapdump == null) { r = 'Heapdump module not installed, run "npm install heapdump".'; } else { heapdump.writeSnapshot(function (err, filename) { if (err != null) { try { ws.send(JSON.stringify({ action: 'serverconsole', value: 'Unable to write heapdump: ' + err })); } catch (ex) { } } else { try { ws.send(JSON.stringify({ action: 'serverconsole', value: 'Wrote heapdump at ' + filename })); } catch (ex) { } } }); } break; } case 'relays': { for (var i in parent.wsrelays) { r += 'id: ' + i + ', state: ' + parent.wsrelays[i].state; if (parent.wsrelays[i].peer1 != null) { r += ', peer1: ' + cleanRemoteAddr(parent.wsrelays[i].peer1.req.ip); } if (parent.wsrelays[i].peer2 != null) { r += ', peer2: ' + cleanRemoteAddr(parent.wsrelays[i].peer2.req.ip); } r += '
'; } if (r == '') { r = 'No relays.'; } break; } case 'autobackup': { var backupResult = parent.db.performBackup(); if (backupResult == 0) { r = 'Starting auto-backup...'; } else { r = 'Backup alreay in progress.'; } break; } case 'backupconfig': { r = parent.db.getBackupConfig(); break; } default: { // This is an unknown command, return an error message r = 'Unknown command \"' + cmd + '\", type \"help\" for list of avaialble commands.'; break; } } if (r != '') { try { ws.send(JSON.stringify({ action: 'serverconsole', value: r, tag: command.tag })); } catch (ex) { } } break; } case 'msg': { // Route this command to a target node routeCommandToNode(command); break; } case 'events': { // User filtered events if ((command.user != null) && ((user.siteadmin & 2) != 0)) { // SITERIGHT_MANAGEUSERS // TODO: Add the meshes command.user has access to (???) var filter = ['user/' + domain.id + '/' + command.user.toLowerCase()]; if ((command.limit == null) || (typeof command.limit != 'number')) { // Send the list of all events for this session db.GetUserEvents(filter, domain.id, command.user, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, user: command.user, tag: command.tag })); } catch (ex) { } }); } else { // Send the list of most recent events for this session, up to 'limit' count db.GetUserEventsWithLimit(filter, domain.id, command.user, command.limit, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, user: command.user, tag: command.tag })); } catch (ex) { } }); } } else if (command.nodeid != null) { // Device filtered events // Check that the user has access to this nodeid parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (node == null) return; // Put a limit on the number of returned entries if present var limit = 10000; if (common.validateInt(command.limit, 1, 60000) == true) { limit = command.limit; } if ((rights & MESHRIGHT_LIMITEVENTS) != 0) { // Send the list of most recent events for this nodeid that only apply to us, up to 'limit' count db.GetNodeEventsSelfWithLimit(node._id, domain.id, user._id, limit, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, nodeid: node._id, tag: command.tag })); } catch (ex) { } }); } else { // Send the list of most recent events for this nodeid, up to 'limit' count db.GetNodeEventsWithLimit(node._id, domain.id, limit, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, nodeid: node._id, tag: command.tag })); } catch (ex) { } }); } }); } else { // Create a filter for device groups if ((obj.user == null) || (obj.user.links == null)) return; // All events var exGroupFilter2 = [], filter = [], filter2 = user.subscriptions; // Add all meshes for groups this user is part of // TODO (UserGroups) // Remove MeshID's that we do not have rights to see events for for (var link in obj.user.links) { if (((obj.user.links[link].rights & MESHRIGHT_LIMITEVENTS) != 0) && ((obj.user.links[link].rights != 0xFFFFFFFF))) { exGroupFilter2.push(link); } } for (var i in filter2) { if (exGroupFilter2.indexOf(filter2[i]) == -1) { filter.push(filter2[i]); } } if ((command.limit == null) || (typeof command.limit != 'number')) { // Send the list of all events for this session db.GetEvents(filter, domain.id, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, user: command.user, tag: command.tag })); } catch (ex) { } }); } else { // Send the list of most recent events for this session, up to 'limit' count db.GetEventsWithLimit(filter, domain.id, command.limit, function (err, docs) { if (err != null) return; try { ws.send(JSON.stringify({ action: 'events', events: docs, user: command.user, tag: command.tag })); } catch (ex) { } }); } } break; } case 'users': { // Request a list of all users if ((user.siteadmin & 2) == 0) break; var docs = []; for (i in parent.users) { if ((parent.users[i].domain == domain.id) && (parent.users[i].name != '~')) { // If we are part of a user group, we can only see other members of our own group if ((user.groups == null) || (user.groups.length == 0) || ((parent.users[i].groups != null) && (findOne(parent.users[i].groups, user.groups)))) { docs.push(parent.CloneSafeUser(parent.users[i])); } } } try { ws.send(JSON.stringify({ action: 'users', users: docs, tag: command.tag })); } catch (ex) { } break; } case 'changelang': { if (common.validateString(command.lang, 1, 6) == false) return; // Always lowercase the email address command.lang = command.lang.toLowerCase(); // Update the user's email var oldlang = user.lang; if (command.lang == '*') { delete user.lang; } else { user.lang = command.lang; } parent.db.SetUser(user); // Event the change var message = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', domain: domain.id }; if (db.changeStream) { message.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. message.msg = 'Changed language of user ' + user.name + ' from ' + (oldlang ? oldlang : 'default') + ' to ' + (user.lang ? user.lang : 'default'); var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } parent.parent.DispatchEvent(targets, obj, message); break; } case 'changeemail': { // If the email is the username, this command is not allowed. if (domain.usernameisemail) return; // Change our own email address if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) return; if (common.validateEmail(command.email, 1, 1024) == false) return; // Always lowercase the email address command.email = command.email.toLowerCase(); if (obj.user.email != command.email) { // Check if this email is already validated on a different account db.GetUserWithVerifiedEmail(domain.id, command.email, function (err, docs) { if ((docs != null) && (docs.length > 0)) { // Notify the duplicate email error try { ws.send(JSON.stringify({ action: 'msg', type: 'notify', title: 'Account Settings', tag: 'ServerNotify', value: 'Failed to change email address, another account already using: ' + EscapeHtml(command.email) + '.' })); } catch (ex) { } } else { // Update the user's email var oldemail = user.email; user.email = command.email; user.emailVerified = false; parent.db.SetUser(user); // Event the change var message = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', domain: domain.id }; if (db.changeStream) { message.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. if (oldemail != null) { message.msg = 'Changed email of user ' + user.name + ' from ' + oldemail + ' to ' + user.email; } else { message.msg = 'Set email of user ' + user.name + ' to ' + user.email; } var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } parent.parent.DispatchEvent(targets, obj, message); // Send the verification email if (parent.parent.mailserver != null) { parent.parent.mailserver.sendAccountCheckMail(domain, user.name, user.email); } } }); } break; } case 'verifyemail': { // Send a account email verification email if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) return; if (common.validateString(command.email, 3, 1024) == false) return; // Always lowercase the email address command.email = command.email.toLowerCase(); if ((parent.parent.mailserver != null) && (obj.user.email.toLowerCase() == command.email)) { // Send the verification email parent.parent.mailserver.sendAccountCheckMail(domain, user.name, user.email); } break; } case 'wssessioncount': { // Request a list of all web socket user session count var wssessions = {}; if ((user.siteadmin & 2) == 0) break; if (parent.parent.multiServer == null) { // No peering, use simple session counting for (i in parent.wssessions) { if (parent.wssessions[i][0].domainid == domain.id) { if ((user.groups == null) || (user.groups.length == 0)) { // No user groups, count everything wssessions[i] = parent.wssessions[i].length; } else { // Only count if session is for a user in our user groups var sessionUser = parent.users[parent.wssessions[i][0].userid]; if ((sessionUser != null) && findOne(sessionUser.groups, user.groups)) { wssessions[i] = parent.wssessions[i].length; } } } } } else { // We have peer servers, use more complex session counting for (i in parent.sessionsCount) { if (i.split('/')[1] == domain.id) { if ((user.groups == null) || (user.groups.length == 0)) { // No user groups, count everything wssessions[i] = parent.sessionsCount[i]; } else { // Only count if session is for a user in our user groups var sessionUser = parent.users[i]; if ((sessionUser != null) && findOne(sessionUser.groups, user.groups)) { wssessions[i] = parent.sessionsCount[i]; } } } } } try { ws.send(JSON.stringify({ action: 'wssessioncount', wssessions: wssessions, tag: command.tag })); } catch (ex) { } // wssessions is: userid --> count break; } case 'deleteuser': { // Delete a user account var err = null, delusersplit, deluserid, deluser; try { if ((user.siteadmin & 2) == 0) { err = 'Permission denied'; } else if (common.validateString(command.userid, 1, 2048) == false) { err = 'Invalid userid'; } else { delusersplit = command.userid.split('/'); deluserid = command.userid; deluser = parent.users[deluserid]; if (deluser == null) { err = 'User does not exists'; } else if ((delusersplit.length != 3) || (delusersplit[1] != domain.id)) { err = 'Invalid domain'; } // Invalid domain, operation only valid for current domain else if ((deluser.siteadmin != null) && (deluser.siteadmin > 0) && (user.siteadmin != 0xFFFFFFFF)) { err = 'Permission denied'; } // Need full admin to remote another administrator else if ((user.groups != null) && (user.groups.length > 0) && ((deluser.groups == null) || (findOne(deluser.groups, user.groups) == false))) { err = 'Invalid user group'; } // Can only perform this operation on other users of our group. } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deleteuser', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Remove all the mesh links to this user if (deluser.links != null) { for (meshid in deluser.links) { // Get the mesh mesh = parent.meshes[meshid]; if (mesh) { // Remove user from the mesh if (mesh.links[deluser._id] != null) { delete mesh.links[deluser._id]; parent.db.Set(common.escapeLinksFieldName(mesh)); } // Notify mesh change change = 'Removed user ' + deluser.name + ' from group ' + mesh.name; var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, action: 'meshchange', links: mesh.links, msg: change, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', mesh._id, deluser._id, user._id], obj, event); } } } // TODO (UserGroups): Remove user groups?? db.Remove('ws' + deluser._id); // Remove user web state db.Remove('nt' + deluser._id); // Remove notes for this user // Delete all files on the server for this account try { var deluserpath = parent.getServerRootFilePath(deluser); if (deluserpath != null) { parent.deleteFolderRec(deluserpath); } } catch (e) { } db.Remove(deluserid); delete parent.users[deluserid]; var targets = ['*', 'server-users']; if (deluser.groups) { for (var i in deluser.groups) { targets.push('server-users:' + i); } } parent.parent.DispatchEvent(targets, obj, { etype: 'user', userid: deluserid, username: deluser.name, action: 'accountremove', msg: 'Account removed', domain: domain.id }); parent.parent.DispatchEvent([deluserid], obj, 'close'); if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deleteuser', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } break; } case 'userbroadcast': { var err = null; try { // Broadcast a message to all currently connected users. if ((user.siteadmin & 2) == 0) { err = "Permission denied"; } else if (common.validateString(command.msg, 1, 512) == false) { err = "Message is too long"; } // Notification message is between 1 and 256 characters } catch (ex) { err = "Validation exception: " + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'userbroadcast', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Create the notification message var notification = { action: 'msg', type: 'notify', domain: domain.id, value: command.msg, title: user.name, icon: 0, tag: 'broadcast' }; // Send the notification on all user sessions for this server for (var i in parent.wssessions2) { try { if (parent.wssessions2[i].domainid == domain.id) { var sessionUser = parent.users[parent.wssessions2[i].userid]; if ((command.target == null) || ((sessionUser.links) != null && (sessionUser.links[command.target] != null))) { if ((user.groups == null) || (user.groups.length == 0)) { // We are part of no user groups, send to everyone. parent.wssessions2[i].send(JSON.stringify(notification)); } else { // We are part of user groups, only send to sessions of users in our groups. if ((sessionUser != null) && findOne(sessionUser.groups, user.groups)) { parent.wssessions2[i].send(JSON.stringify(notification)); } } } } } catch (ex) { } } // TODO: Notify all sessions on other peers. if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'userbroadcast', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } break; } case 'adduserbatch': { // Add many new user accounts if ((user.siteadmin & 2) == 0) break; if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) break; if (!Array.isArray(command.users)) break; var userCount = 0; for (var i in command.users) { if (domain.usernameisemail) { if (command.users[i].email) { command.users[i].user = command.users[i].email; } else { command.users[i].email = command.users[i].user; } } // If the email is the username, set this here. if (common.validateUsername(command.users[i].user, 1, 256) == false) break; // Username is between 1 and 64 characters, no spaces if ((command.users[i].user == '~') || (command.users[i].user.indexOf('/') >= 0)) break; // This is a reserved user name if (common.validateString(command.users[i].pass, 1, 256) == false) break; // Password is between 1 and 256 characters if (common.checkPasswordRequirements(command.users[i].pass, domain.passwordrequirements) == false) break; // Password does not meet requirements if ((command.users[i].email != null) && (common.validateEmail(command.users[i].email, 1, 1024) == false)) break; // Check if this is a valid email address userCount++; } // Check if we exceed the maximum number of user accounts db.isMaxType(domain.limits.maxuseraccounts + userCount, 'user', domain.id, function (maxExceed) { if (maxExceed) { // Account count exceed, do notification // Create the notification message var notification = { action: "msg", type: "notify", value: "Account limit reached.", title: "Server Limit", userid: user._id, username: user.name, domain: domain.id }; // Get the list of sessions for this user var sessions = parent.wssessions[user._id]; if (sessions != null) { for (i in sessions) { try { if (sessions[i].domainid == domain.id) { sessions[i].send(JSON.stringify(notification)); } } catch (ex) { } } } // TODO: Notify all sessions on other peers. } else { for (var i in command.users) { // Check if this is an existing user var newuserid = 'user/' + domain.id + '/' + command.users[i].user.toLowerCase(); var newuser = { type: 'user', _id: newuserid, name: command.users[i].user, creation: Math.floor(Date.now() / 1000), domain: domain.id }; if (domain.newaccountsrights) { newuser.siteadmin = domain.newaccountsrights; } if (command.users[i].email != null) { newuser.email = command.users[i].email.toLowerCase(); if (command.users[i].emailVerified === true) { newuser.emailVerified = true; } } // Email, always lowercase if (command.users[i].resetNextLogin === true) { newuser.passchange = -1; } else { newuser.passchange = Math.floor(Date.now() / 1000); } if (user.groups) { newuser.groups = user.groups; } // New accounts are automatically part of our groups (Realms). if (parent.users[newuserid] == null) { parent.users[newuserid] = newuser; // Create a user, generate a salt and hash the password require('./pass').hash(command.users[i].pass, function (err, salt, hash, newuser) { if (err) throw err; newuser.salt = salt; newuser.hash = hash; db.SetUser(newuser); var event, targets = ['*', 'server-users']; if (newuser.groups) { for (var i in newuser.groups) { targets.push('server-users:' + i); } } if (newuser.email == null) { event = { etype: 'user', userid: newuser._id, username: newuser.name, account: parent.CloneSafeUser(newuser), action: 'accountcreate', msg: 'Account created, username is ' + newuser.name, domain: domain.id }; } else { event = { etype: 'user', userid: newuser._id, username: newuser.name, account: parent.CloneSafeUser(newuser), action: 'accountcreate', msg: 'Account created, email is ' + newuser.email, domain: domain.id }; } if (parent.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); }, newuser); } } } }); break; } case 'adduser': { // If the email is the username, set this here. if (domain.usernameisemail) { if (command.email) { command.username = command.email; } else { command.email = command.username; } } // Randomize the password if needed if (command.randomPassword === true) { command.pass = getRandomPassword(); } // Add a new user account var err = null, newusername, newuserid; try { if ((user.siteadmin & 2) == 0) { err = 'Permission denied'; } else if ((domain.auth == 'sspi') || (domain.auth == 'ldap')) { err = 'Unable to add user in this mode'; } else if (common.validateUsername(command.username, 1, 256) == false) { err = 'Invalid username'; } // Username is between 1 and 64 characters, no spaces else if (common.validateString(command.pass, 1, 256) == false) { err = 'Invalid password'; } // Password is between 1 and 256 characters else if (command.username.indexOf('/') >= 0) { err = 'Invalid username'; } // Usernames can't have '/' else if ((command.randomPassword !== true) && (common.checkPasswordRequirements(command.pass, domain.passwordrequirements) == false)) { err = 'Invalid password'; } // Password does not meet requirements else if ((command.email != null) && (common.validateEmail(command.email, 1, 1024) == false)) { err = 'Invalid email'; } // Check if this is a valid email address else { newusername = command.username; newuserid = 'user/' + domain.id + '/' + command.username.toLowerCase(); if (newusername == '~') { err = 'Invalid username'; } // This is a reserved user name else if (command.siteadmin != null) { if ((typeof command.siteadmin != 'number') || (Number.isInteger(command.siteadmin) == false)) { err = 'Invalid site permissions'; } // Check permissions else if ((user.siteadmin != 0xFFFFFFFF) && ((command.siteadmin & (0xFFFFFFFF - 224)) != 0)) { err = 'Invalid site permissions'; } } if (parent.users[newuserid]) { err = 'User already exists'; } // Account already exists } } catch (ex) { err = 'Validation exception'; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'adduser', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Check if we exceed the maximum number of user accounts db.isMaxType(domain.limits.maxuseraccounts, 'user', domain.id, function (maxExceed) { if (maxExceed) { // Account count exceed, do notification if (command.responseid != null) { // Respond privately if requested try { ws.send(JSON.stringify({ action: 'adduser', responseid: command.responseid, result: 'maxUsersExceed' })); } catch (ex) { } } else { // Create the notification message var notification = { action: "msg", type: "notify", value: "Account limit reached.", title: "Server Limit", userid: user._id, username: user.name, domain: domain.id }; // Get the list of sessions for this user var sessions = parent.wssessions[user._id]; if (sessions != null) { for (i in sessions) { try { if (sessions[i].domainid == domain.id) { sessions[i].send(JSON.stringify(notification)); } } catch (ex) { } } } // TODO: Notify all sessions on other peers. } } else { // Remove any events for this userid if (command.removeEvents === true) { db.RemoveAllUserEvents(domain.id, newuserid); } // Create a new user var newuser = { type: 'user', _id: newuserid, name: newusername, creation: Math.floor(Date.now() / 1000), domain: domain.id }; if (command.siteadmin != null) { newuser.siteadmin = command.siteadmin; } else if (domain.newaccountsrights) { newuser.siteadmin = domain.newaccountsrights; } if (command.email != null) { newuser.email = command.email.toLowerCase(); if (command.emailVerified === true) { newuser.emailVerified = true; } } // Email if (command.resetNextLogin === true) { newuser.passchange = -1; } else { newuser.passchange = Math.floor(Date.now() / 1000); } if (user.groups) { newuser.groups = user.groups; } // New accounts are automatically part of our groups (Realms). parent.users[newuserid] = newuser; // Create a user, generate a salt and hash the password require('./pass').hash(command.pass, function (err, salt, hash, tag) { if (err == null) { newuser.salt = salt; newuser.hash = hash; db.SetUser(newuser); var event, targets = ['*', 'server-users']; if (newuser.groups) { for (var i in newuser.groups) { targets.push('server-users:' + i); } } if (command.email == null) { event = { etype: 'user', userid: newuser._id, username: newusername, account: parent.CloneSafeUser(newuser), action: 'accountcreate', msg: 'Account created, username is ' + command.username, domain: domain.id }; } else { event = { etype: 'user', userid: newuser._id, username: newusername, account: parent.CloneSafeUser(newuser), action: 'accountcreate', msg: 'Account created, email is ' + command.email.toLowerCase(), domain: domain.id }; } if (parent.db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to create the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); // Perform email invitation if ((command.emailInvitation == true) && (command.emailVerified == true) && command.email && parent.parent.mailserver) { parent.parent.mailserver.sendAccountInviteMail(domain, user.name, newusername, command.email.toLowerCase(), command.pass); } // OK Response if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'adduser', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } } else { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'adduser', responseid: command.responseid, result: 'passwordHashError' })); } catch (ex) { } } } }, 0); } }); break; } case 'edituser': { // Edit a user account, may involve changing email or administrator permissions if (((user.siteadmin & 2) != 0) || (user._id == command.id)) { var chguser = parent.users[command.id]; change = 0; if (chguser) { // If the target user is admin and we are not admin, no changes can be made. if ((chguser.siteadmin == 0xFFFFFFFF) && (user.siteadmin != 0xFFFFFFFF)) return; // Can only perform this operation on other users of our group. if (user.siteadmin != 0xFFFFFFFF) { if ((user.groups != null) && (user.groups.length > 0) && ((chguser.groups == null) || (findOne(chguser.groups, user.groups) == false))) return; } // Validate and change email if (domain.usernameisemail !== true) { if (common.validateString(command.email, 1, 1024) && (chguser.email != command.email)) { chguser.email = command.email.toLowerCase(); change = 1; } } // Make changes if ((command.emailVerified === true || command.emailVerified === false) && (chguser.emailVerified != command.emailVerified)) { chguser.emailVerified = command.emailVerified; change = 1; } if ((common.validateInt(command.quota, 0) || command.quota == null) && (command.quota != chguser.quota)) { chguser.quota = command.quota; if (chguser.quota == null) { delete chguser.quota; } change = 1; } // Site admins can change any server rights, user managers can only change AccountLock, NoMeshCmd and NoNewGroups var chgusersiteadmin = chguser.siteadmin ? chguser.siteadmin : 0; if (((user.siteadmin == 0xFFFFFFFF) || ((user.siteadmin & 2) && (((chgusersiteadmin ^ command.siteadmin) & 0xFFFFFF1F) == 0))) && common.validateInt(command.siteadmin) && (chguser.siteadmin != command.siteadmin)) { chguser.siteadmin = command.siteadmin; change = 1; } // Went sending a notification about a group change, we need to send to all the previous and new groups. var allTargetGroups = chguser.groups; if ((Array.isArray(command.groups)) && ((user._id != command.id) || (user.siteadmin == 0xFFFFFFFF))) { if (command.groups.length == 0) { // Remove the user groups if (chguser.groups != null) { delete chguser.groups; change = 1; } } else { // Arrange the user groups var groups2 = []; for (var i in command.groups) { if (typeof command.groups[i] == 'string') { var gname = command.groups[i].trim().toLowerCase(); if ((gname.length > 0) && (gname.length <= 64) && (groups2.indexOf(gname) == -1)) { groups2.push(gname); } } } groups2.sort(); // Set the user groups (Realms) if (chguser.groups != groups2) { chguser.groups = groups2; change = 1; } // Add any missing groups in the target list if (allTargetGroups == null) { allTargetGroups = []; } for (var i in groups2) { if (allTargetGroups.indexOf(i) == -1) { allTargetGroups.push(i); } } } } if (change == 1) { // Update the user db.SetUser(chguser); parent.parent.DispatchEvent([chguser._id], obj, 'resubscribe'); var targets = ['*', 'server-users', user._id, chguser._id]; if (allTargetGroups) { for (var i in allTargetGroups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(chguser), action: 'accountchange', msg: 'Account changed: ' + chguser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } if ((chguser.siteadmin) && (chguser.siteadmin != 0xFFFFFFFF) && (chguser.siteadmin & 32)) { // If the user is locked out of this account, disconnect now parent.parent.DispatchEvent([chguser._id], obj, 'close'); // Disconnect all this user's sessions } } } break; } case 'usergroups': { if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { return; } // Request a list of all user groups this user as rights to db.GetAllTypeNoTypeField('ugrp', domain.id, function (err, docs) { try { ws.send(JSON.stringify({ action: 'usergroups', ugroups: common.unEscapeAllLinksFieldName(docs), tag: command.tag })); } catch (ex) { } }); break; } case 'createusergroup': { var err = null; try { // Check if we have new group restriction if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { err = 'Permission denied'; } // In some situations, we need a verified email address to create a device group. else if ((parent.parent.mailserver != null) && (domain.auth != 'sspi') && (domain.auth != 'ldap') && (user.emailVerified !== true) && (user.siteadmin != 0xFFFFFFFF)) { err = 'Email verification required'; } // User must verify it's email first. // Create user group else if ((common.validateString(command.name, 1, 64) == false) || (command.name.indexOf(' ') >= 0)) { err = 'Invalid group name'; } // User group name is between 1 and 64 characters else if ((command.desc != null) && (common.validateString(command.desc, 0, 1024) == false)) { err = 'Invalid group description'; } // User group description is between 0 and 1024 characters } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'createusergroup', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // We only create Agent-less Intel AMT mesh (Type1), or Agent mesh (Type2) parent.crypto.randomBytes(48, function (err, buf) { // Create new device group identifier var ugrpid = 'ugrp/' + domain.id + '/' + buf.toString('base64').replace(/\+/g, '@').replace(/\//g, '$'); // Create the new device group var ugrp = { type: 'ugrp', _id: ugrpid, name: command.name, desc: command.desc, domain: domain.id, links: {} }; db.Set(common.escapeLinksFieldName(ugrp)); if (db.changeStream == false) { parent.userGroups[ugrpid] = ugrp; } // Event the device group creation var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: ugrpid, name: command.name, desc: command.desc, action: 'createusergroup', links: links, msg: 'User group created: ' + command.name, domain: domain.id }; parent.parent.DispatchEvent(['*', ugrpid, user._id], obj, event); // Even if DB change stream is active, this event must be acted upon. try { ws.send(JSON.stringify({ action: 'createusergroup', responseid: command.responseid, result: 'ok', ugrpid: ugrpid, links: links })); } catch (ex) { } }); break; } case 'deleteusergroup': { if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { return; } // Change the name or description of a user group if (common.validateString(command.ugrpid, 1, 1024) == false) break; // Check the user group id var ugroupidsplit = command.ugrpid.split('/'); if ((ugroupidsplit.length != 3) || (ugroupidsplit[0] != 'ugrp') || (ugroupidsplit[1] != domain.id)) break; db.Get(command.ugrpid, function (err, groups) { if ((err != null) || (groups.length != 1)) return; var group = common.unEscapeLinksFieldName(groups[0]); // Unlink any user that has a link to this group if (group.links) { for (var i in group.links) { var xuser = parent.users[i]; if ((xuser != null) && (xuser.links != null)) { delete xuser.links[group._id]; db.SetUser(xuser); parent.parent.DispatchEvent([xuser._id], obj, 'resubscribe'); // Notify user change var targets = ['*', 'server-users', user._id, xuser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(xuser), action: 'accountchange', msg: 'User group membership changed: ' + xuser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } } } // Remove the user group from the database db.Remove(group._id); if (db.changeStream == false) { delete parent.userGroups[group._id]; } // Event the user group being removed var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: group._id, action: 'deleteusergroup', msg: change, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', group._id, user._id], obj, event); }); break; } case 'editusergroup': { if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { return; } // Change the name or description of a user group if (common.validateString(command.ugrpid, 1, 1024) == false) break; // Check the user group id var ugroupidsplit = command.ugrpid.split('/'); if ((ugroupidsplit.length != 3) || (ugroupidsplit[0] != 'ugrp') || (ugroupidsplit[1] != domain.id)) break; db.Get(command.ugrpid, function (err, groups) { if ((err != null) || (groups.length != 1)) return; var group = common.unEscapeLinksFieldName(groups[0]), change = ''; if ((common.validateString(command.name, 1, 64) == true) && (command.name != group.name) && (command.name.indexOf(' ') == -1)) { change = 'User group name changed from "' + group.name + '" to "' + command.name + '"'; group.name = command.name; } if ((common.validateString(command.desc, 0, 1024) == true) && (command.desc != group.desc)) { if (change != '') change += ' and description changed'; else change += 'User group "' + group.name + '" description changed'; group.desc = command.desc; } if (change != '') { db.Set(common.escapeLinksFieldName(group)); var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: group._id, name: group.name, desc: group.desc, action: 'usergroupchange', links: group.links, msg: change, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', group._id, user._id], obj, event); } }); break; } case 'addusertousergroup': { var err = null; try { if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { err = 'Permission denied'; } else if (common.validateString(command.ugrpid, 1, 1024) == false) { err = 'Invalid groupid'; } // Check the meshid else if (common.validateStrArray(command.usernames, 1, 64) == false) { err = 'Invalid usernames'; } // Username is between 1 and 64 characters else { var ugroupidsplit = command.ugrpid.split('/'); if ((ugroupidsplit.length != 3) || (ugroupidsplit[0] != 'ugrp') || (ugroupidsplit[1] != domain.id)) { err = 'Invalid groupid'; } } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'addusertousergroup', responseid: command.responseid, result: err })); } catch (ex) { } } break; } db.Get(command.ugrpid, function (err, groups) { if ((err != null) || (groups.length != 1)) { try { ws.send(JSON.stringify({ action: 'addusertousergroup', responseid: command.responseid, result: 'Invalid groupid' })); } catch (ex) { } return; } var group = common.unEscapeLinksFieldName(groups[0]); if (group.links == null) { group.links = {}; } var unknownUsers = [], addedCount = 0, failCount = 0; for (var i in command.usernames) { // Check if the user exists var chguserid = 'user/' + domain.id + '/' + command.usernames[i].toLowerCase(), chguser = parent.users[chguserid]; if (chguser != null) { // Add mesh to user if (chguser.links == null) { chguser.links = {}; } chguser.links[group._id] = { rights: 1 }; db.SetUser(chguser); parent.parent.DispatchEvent([chguser._id], obj, 'resubscribe'); // Notify user change var targets = ['*', 'server-users', user._id, chguser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(chguser), action: 'accountchange', msg: 'User group membership changed: ' + chguser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); // Add a user to the mesh group.links[chguserid] = { userid: chguser.id, name: chguser.name, rights: 1 }; db.Set(common.escapeLinksFieldName(group)); // Notify user group change var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: group._id, name: group.name, desc: group.desc, action: 'usergroupchange', links: group.links, msg: 'Added user ' + chguser.name + ' to user group ' + group.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come. parent.parent.DispatchEvent(['*', group._id, user._id, chguserid], obj, event); addedCount++; } else { unknownUsers.push(command.usernames[i]); failCount++; } } if (unknownUsers.length > 0) { // Send error back, user not found. displayNotificationMessage('User' + ((unknownUsers.length > 1) ? 's' : '') + ' ' + EscapeHtml(unknownUsers.join(', ')) + ' not found.', 'Device Group', 'ServerNotify'); } if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'addusertousergroup', responseid: command.responseid, result: 'ok', added: addedCount, failed: failCount })); } catch (ex) { } } }); break; } case 'removeuserfromusergroup': { var err = null; try { if ((user.siteadmin & SITERIGHT_USERGROUPS) == 0) { err = 'Permission denied'; } else if (common.validateString(command.ugrpid, 1, 1024) == false) { err = 'Invalid groupid'; } else if (common.validateString(command.userid, 1, 256) == false) { err = 'Invalid userid'; } else { var ugroupidsplit = command.ugrpid.split('/'); if ((ugroupidsplit.length != 3) || (ugroupidsplit[0] != 'ugrp') || (ugroupidsplit[1] != domain.id)) { err = 'Invalid groupid'; } } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'removeuserfromusergroup', responseid: command.responseid, result: err })); } catch (ex) { } } break; } db.Get(command.ugrpid, function (err, groups) { //if ((err != null) || (groups.length != 1)) { try { ws.send(JSON.stringify({ action: 'addusertousergroup', responseid: command.responseid, result: 'Invalid groupid' })); } catch (ex) { } return; } var group = null; if ((err == null) && (groups.length == 1)) { group = common.unEscapeLinksFieldName(groups[0]); } // Check if the user exists var chguser = parent.users[command.userid]; if (chguser != null) { var change = false; if ((chguser.links != null) && (chguser.links[command.ugrpid] != null)) { change = true; delete chguser.links[command.ugrpid]; // Notify user change var targets = ['*', 'server-users', user._id, chguser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(chguser), action: 'accountchange', msg: 'User group membership changed: ' + chguser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); db.SetUser(chguser); parent.parent.DispatchEvent([chguser._id], obj, 'resubscribe'); } if (group != null) { // Remove the user from the group if ((group.links != null) && (group.links[command.userid] != null)) { change = true; delete group.links[command.userid]; db.Set(common.escapeLinksFieldName(group)); // Notify user group change if (change) { var event = { etype: 'ugrp', userid: user._id, username: user.name, ugrpid: group._id, name: group.name, desc: group.desc, action: 'usergroupchange', links: group.links, msg: 'Removed user ' + chguser.name + ' from user group ' + group.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user group. Another event will come. parent.parent.DispatchEvent(['*', group._id, user._id, chguser._id], obj, event); } } } } }); break; } case 'changemeshnotify': { var err = null; try { // Change the current user's notification flags for a meshid if (common.validateString(command.meshid, 1, 1024) == false) { err = 'Invalid group identifier'; } // Check the meshid else if (command.meshid.indexOf('/') == -1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } if (common.validateInt(command.notify) == false) { err = 'Invalid notification flags'; } if (parent.IsMeshViewable(user, command.meshid) == false) err = 'Access denied'; } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'changemeshnotify', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Change the notification (TODO: Add user group support, not sure how to do this here) // TODO (UserGroups) if (user.links[command.meshid]) { if (command.notify == 0) { delete user.links[command.meshid].notify; } else { user.links[command.meshid].notify = command.notify; } } // Save the user parent.db.SetUser(user); // Notify change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Mesh notification change.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); break; } case 'changepassword': { // Change our own password if (common.validateString(command.oldpass, 1, 256) == false) break; if (common.validateString(command.newpass, 1, 256) == false) break; if ((command.hint != null) && (common.validateString(command.hint, 0, 256) == false)) break; if (common.checkPasswordRequirements(command.newpass, domain.passwordrequirements) == false) break; // Password does not meet requirements // Start by checking the old password parent.checkUserPassword(domain, user, command.oldpass, function (result) { if (result == true) { // Update the password require('./pass').hash(command.newpass, function (err, salt, hash, tag) { if (err) { // Send user notification of error displayNotificationMessage('Error, password not changed.', 'Account Settings', 'ServerNotify'); } else { // Change the password if ((domain.passwordrequirements != null) && (domain.passwordrequirements.hint === true) && (command.hint != null)) { var hint = command.hint; if (hint.length > 250) { hint = hint.substring(0, 250); } user.passhint = hint; } user.salt = salt; user.hash = hash; user.passchange = Math.floor(Date.now() / 1000); delete user.passtype; db.SetUser(user); var targets = ['*', 'server-users']; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Account password changed: ' + user.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); // Send user notification of password change displayNotificationMessage('Password changed.', 'Account Settings', 'ServerNotify'); } }, 0); } else { // Send user notification of error displayNotificationMessage('Current password not correct.', 'Account Settings', 'ServerNotify'); } }); break; } case 'changeuserpass': { // Change a user's password if (user.siteadmin != 0xFFFFFFFF) break; if (common.validateString(command.userid, 1, 256) == false) break; if (common.validateString(command.pass, 0, 256) == false) break; if ((command.hint != null) && (common.validateString(command.hint, 0, 256) == false)) break; if (typeof command.removeMultiFactor != 'boolean') break; if ((command.pass != '') && (common.checkPasswordRequirements(command.pass, domain.passwordrequirements) == false)) break; // Password does not meet requirements var chguser = parent.users[command.userid]; if (chguser) { // Can only perform this operation on other users of our group. if ((user.groups != null) && (user.groups.length > 0) && ((chguser.groups == null) || (findOne(chguser.groups, user.groups) == false))) break; // Compute the password hash & save it require('./pass').hash(command.pass, function (err, salt, hash, tag) { if (!err) { if (command.pass != '') { chguser.salt = salt; chguser.hash = hash; } if ((domain.passwordrequirements != null) && (domain.passwordrequirements.hint === true) && (command.hint != null)) { var hint = command.hint; if (hint.length > 250) { hint = hint.substring(0, 250); } chguser.passhint = hint; } if (command.resetNextLogin === true) { chguser.passchange = -1; } else { chguser.passchange = Math.floor(Date.now() / 1000); } delete chguser.passtype; // Remove the password type if one was present. if (command.removeMultiFactor == true) { if (chguser.otpsecret) { delete chguser.otpsecret; } if (chguser.otphkeys) { delete chguser.otphkeys; } if (chguser.otpkeys) { delete chguser.otpkeys; } } db.SetUser(chguser); var targets = ['*', 'server-users', user._id, chguser._id]; if (chguser.groups) { for (var i in chguser.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(chguser), action: 'accountchange', msg: 'Changed account credentials.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else { // Report that the password change failed // TODO } }, 0); } break; } case 'notifyuser': { // Send a notification message to a user if ((user.siteadmin & 2) == 0) break; if (common.validateString(command.userid, 1, 2048) == false) break; if (common.validateString(command.msg, 1, 4096) == false) break; // Can only perform this operation on other users of our group. var chguser = parent.users[command.userid]; if (chguser == null) break; // This user does not exists if ((user.groups != null) && (user.groups.length > 0) && ((chguser.groups == null) || (findOne(chguser.groups, user.groups) == false))) break; // Create the notification message var notification = { action: "msg", type: "notify", value: command.msg, title: user.name, icon: 8, userid: user._id, username: user.name }; // Get the list of sessions for this user var sessions = parent.wssessions[command.userid]; if (sessions != null) { for (i in sessions) { try { sessions[i].send(JSON.stringify(notification)); } catch (ex) { } } } if (parent.parent.multiServer != null) { // TODO: Add multi-server support } break; } case 'meshmessenger': { // Setup a user-to-user session if (common.validateString(command.userid, 1, 2048)) { // Send a notification message to a user if ((user.siteadmin & 2) == 0) break; // Can only perform this operation on other users of our group. var chguser = parent.users[command.userid]; if (chguser == null) break; // This user does not exists if ((user.groups != null) && (user.groups.length > 0) && ((chguser.groups == null) || (findOne(chguser.groups, user.groups) == false))) break; // Create the notification message var notification = { "action": "msg", "type": "notify", "value": "Chat Request, Click here to accept.", "title": user.name, "userid": user._id, "username": user.name, "tag": 'meshmessenger/' + encodeURIComponent(command.userid) + '/' + encodeURIComponent(user._id) }; // Get the list of sessions for this user var sessions = parent.wssessions[command.userid]; if (sessions != null) { for (i in sessions) { try { sessions[i].send(JSON.stringify(notification)); } catch (ex) { } } } if (parent.parent.multiServer != null) { // TODO: Add multi-server support } } // User-to-device chat is not support in LAN-only mode yet. We need the agent to replace the IP address of the server?? if (args.lanonly == true) { return; } // Setup a user-to-node session parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { // Check if this user has rights to do this if ((rights & MESHRIGHT_CHATNOTIFY) == 0) return; // Create the server url var httpsPort = ((args.aliasport == null) ? args.port : args.aliasport); // Use HTTPS alias port is specified var xdomain = (domain.dns == null) ? domain.id : ''; if (xdomain != '') xdomain += "/"; var url = "http" + (args.notls ? '' : 's') + "://" + parent.getWebServerName(domain) + ":" + httpsPort + "/" + xdomain + "messenger?id=meshmessenger/" + encodeURIComponent(command.nodeid) + "/" + encodeURIComponent(user._id) + "&title=" + encodeURIComponent(user.name); // Create the notification message routeCommandToNode({ "action": "openUrl", "nodeid": command.nodeid, "userid": user._id, "username": user.name, "url": url }); }); break; } case 'serverversion': { // Check the server version if ((user.siteadmin & 16) == 0) break; parent.parent.getLatestServerVersion(function (currentVersion, latestVersion) { try { ws.send(JSON.stringify({ action: 'serverversion', current: currentVersion, latest: latestVersion })); } catch (ex) { } }); break; } case 'serverupdate': { // Perform server update if ((user.siteadmin & 16) == 0) break; parent.parent.performServerUpdate(); break; } case 'servererrors': { // Load the server error log if ((user.siteadmin & 16) == 0) break; fs.readFile(parent.parent.getConfigFilePath('mesherrors.txt'), 'utf8', function (err, data) { try { ws.send(JSON.stringify({ action: 'servererrors', data: data })); } catch (ex) { } }); break; } case 'serverclearerrorlog': { // Clear the server error log if ((user.siteadmin & 16) == 0) break; fs.unlink(parent.parent.getConfigFilePath('mesherrors.txt'), function (err) { }); break; } case 'createmesh': { var err = null; try { // Check if we have new group restriction if ((user.siteadmin != 0xFFFFFFFF) && ((user.siteadmin & 64) != 0)) { err = 'Permission denied'; } // In some situations, we need a verified email address to create a device group. else if ((parent.parent.mailserver != null) && (domain.auth != 'sspi') && (domain.auth != 'ldap') && (user.emailVerified !== true) && (user.siteadmin != 0xFFFFFFFF)) { err = 'Email verification required'; } // User must verify it's email first. // Create mesh else if (common.validateString(command.meshname, 1, 64) == false) { err = 'Invalid group name'; } // Meshname is between 1 and 64 characters else if ((command.desc != null) && (common.validateString(command.desc, 0, 1024) == false)) { err = 'Invalid group description'; } // Mesh description is between 0 and 1024 characters else if ((command.meshtype != 1) && (command.meshtype != 2)) { err = 'Invalid group type'; } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'createmesh', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // We only create Agent-less Intel AMT mesh (Type1), or Agent mesh (Type2) parent.crypto.randomBytes(48, function (err, buf) { // Create new device group identifier meshid = 'mesh/' + domain.id + '/' + buf.toString('base64').replace(/\+/g, '@').replace(/\//g, '$'); // Create the new device group var links = {}; links[user._id] = { name: user.name, rights: 4294967295 }; mesh = { type: 'mesh', _id: meshid, name: command.meshname, mtype: command.meshtype, desc: command.desc, domain: domain.id, links: links }; db.Set(common.escapeLinksFieldName(mesh)); parent.meshes[meshid] = mesh; parent.parent.AddEventDispatch([meshid], ws); // Change the user to make him administration of the new device group if (user.links == null) user.links = {}; user.links[meshid] = { rights: 4294967295 }; user.subscriptions = parent.subscribe(user._id, ws); db.SetUser(user); // Event the user change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', domain: domain.id, nolog: 1 }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); // Event the device group creation var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: meshid, name: command.meshname, mtype: command.meshtype, desc: command.desc, action: 'createmesh', links: links, msg: 'Device group created: ' + command.meshname, domain: domain.id }; parent.parent.DispatchEvent(['*', meshid, user._id], obj, event); // Even if DB change stream is active, this event must be acted upon. try { ws.send(JSON.stringify({ action: 'createmesh', responseid: command.responseid, result: 'ok', meshid: meshid, links: links })); } catch (ex) { } }); break; } case 'deletemesh': { var err = null; try { // Delete a mesh and all computers within it if (common.validateString(command.meshid, 1, 1024) == false) { err = 'Invalid group identifier'; } // Check the meshid else if (command.meshid.indexOf('/') == -1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deletemesh', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Get the device group reference we are going to delete var mesh = parent.meshes[command.meshid]; if (mesh == null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deletemesh', responseid: command.responseid, result: 'Unknown device group' })); } catch (ex) { } } return; } // Check if this user has rights to do this var err = null; if (parent.GetMeshRights(user, mesh) != 0xFFFFFFFF) { err = 'Access denied'; } if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) { err = 'Invalid group'; } // Invalid domain, operation only valid for current domain // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deletemesh', responseid: command.responseid, result: err })); } catch (ex) { } } return; } // Fire the removal event first, because after this, the event will not route var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: command.meshid, name: command.meshname, action: 'deletemesh', msg: 'Device group deleted: ' + command.meshname, domain: domain.id }; parent.parent.DispatchEvent(['*', command.meshid], obj, event); // Even if DB change stream is active, this event need to be acted on. // Remove all user links to this mesh for (var j in mesh.links) { var xuser = parent.users[j]; if (xuser && xuser.links) { delete xuser.links[mesh._id]; db.SetUser(xuser); parent.parent.DispatchEvent([xuser._id], obj, 'resubscribe'); // Notify user change var targets = ['*', 'server-users', user._id, xuser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(xuser), action: 'accountchange', msg: 'Device group membership changed: ' + xuser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } } // Delete all files on the server for this mesh try { var meshpath = parent.getServerRootFilePath(mesh); if (meshpath != null) { parent.deleteFolderRec(meshpath); } } catch (e) { } parent.parent.RemoveEventDispatchId(command.meshid); // Remove all subscriptions to this mesh // Mark the mesh as deleted mesh.deleted = new Date(); // Mark the time this mesh was deleted, we can expire it at some point. db.Set(common.escapeLinksFieldName(mesh)); // We don't really delete meshes because if a device connects to is again, we will un-delete it. // Delete all devices attached to this mesh in the database db.RemoveMeshDocuments(command.meshid); if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deletemesh', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } break; } case 'editmesh': { // Change the name or description of a device group (mesh) if (common.validateString(command.meshid, 1, 1024) == false) break; // Check the meshid mesh = parent.meshes[command.meshid]; change = ''; if (mesh) { // Check if this user has rights to do this if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_EDITMESH) == 0) return; if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) return; // Invalid domain, operation only valid for current domain if ((common.validateString(command.meshname, 1, 64) == true) && (command.meshname != mesh.name)) { change = 'Group name changed from "' + mesh.name + '" to "' + command.meshname + '"'; mesh.name = command.meshname; } if ((common.validateString(command.desc, 0, 1024) == true) && (command.desc != mesh.desc)) { if (change != '') change += ' and description changed'; else change += 'Group "' + mesh.name + '" description changed'; mesh.desc = command.desc; } if ((common.validateInt(command.flags) == true) && (command.flags != mesh.flags)) { if (change != '') change += ' and flags changed'; else change += 'Group "' + mesh.name + '" flags changed'; mesh.flags = command.flags; } if ((common.validateInt(command.consent) == true) && (command.consent != mesh.consent)) { if (change != '') change += ' and consent changed'; else change += 'Group "' + mesh.name + '" consent changed'; mesh.consent = command.consent; } if (change != '') { db.Set(common.escapeLinksFieldName(mesh)); var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, flags: mesh.flags, consent: mesh.consent, action: 'meshchange', links: mesh.links, msg: change, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', mesh._id, user._id], obj, event); } } break; } case 'addmeshuser': { if (typeof command.userid == 'string') { command.userids = [ command.userid ]; } var err = null; try { if (common.validateString(command.meshid, 1, 1024) == false) { err = 'Invalid groupid'; } // Check the meshid else if (common.validateInt(command.meshadmin) == false) { err = 'Invalid group rights'; } // Mesh rights must be an integer else if ((common.validateStrArray(command.usernames, 1, 64) == false) && (common.validateStrArray(command.userids, 1, 128) == false)) { err = 'Invalid usernames'; } // Username is between 1 and 64 characters else { if (command.meshid.indexOf('/') == -1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } mesh = parent.meshes[command.meshid]; if (mesh == null) { err = 'Unknown group'; } else if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_MANAGEUSERS) == 0) { err = 'Permission denied'; } else if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) { err = 'Invalid domain'; } // Invalid domain, operation only valid for current domain } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'addmeshuser', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Convert user names to userid's if (command.userids == null) { command.userids = []; for (var i in command.usernames) { command.userids.push('user/' + domain.id + '/' + command.usernames[i].toLowerCase()); } } var unknownUsers = [], removedCount = 0, failCount = 0; for (var i in command.userids) { // Check if the user exists var newuserid = command.userids[i], newuser = null; if (newuserid.startsWith('user/')) { newuser = parent.users[newuserid]; } else if (newuserid.startsWith('ugrp/')) { newuser = parent.userGroups[newuserid]; } if (newuser != null) { // Can't add or modify self if (newuserid == obj.user._id) { continue; } // Add mesh to user or user group if (newuser.links == null) newuser.links = {}; if (newuser.links[command.meshid]) { newuser.links[command.meshid].rights = command.meshadmin; } else { newuser.links[command.meshid] = { rights: command.meshadmin }; } if (newuserid.startsWith('user/')) { db.SetUser(newuser); } else if (newuserid.startsWith('ugrp/')) { db.Set(newuser); } parent.parent.DispatchEvent([newuser._id], obj, 'resubscribe'); if (newuserid.startsWith('user/')) { // Notify user change var targets = ['*', 'server-users', user._id, newuser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(newuser), action: 'accountchange', msg: 'Device group membership changed: ' + newuser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else if (newuserid.startsWith('ugrp/')) { // Notify user group change var targets = ['*', 'server-ugroups', user._id, newuser._id]; var event = { etype: 'ugrp', username: user.name, ugrpid: newuser._id, name: newuser.name, desc: newuser.desc, action: 'usergroupchange', links: newuser.links, msg: 'User group changed: ' + newuser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } // Add userid to the mesh mesh.links[newuserid] = { name: newuser.name, rights: command.meshadmin }; db.Set(common.escapeLinksFieldName(mesh)); // Notify mesh change var event = { etype: 'mesh', username: newuser.name, userid: command.userid, meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, action: 'meshchange', links: mesh.links, msg: 'Added user ' + newuser.name + ' to mesh ' + mesh.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', mesh._id, user._id, newuserid], obj, event); removedCount++; } else { unknownUsers.push(command.userids[i]); failCount++; } } if (unknownUsers.length > 0) { // Send error back, user not found. displayNotificationMessage('User' + ((unknownUsers.length > 1) ? 's' : '') + ' ' + EscapeHtml(unknownUsers.join(', ')) + ' not found.', 'Device Group', 'ServerNotify'); } if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'addmeshuser', responseid: command.responseid, result: 'ok', removed: removedCount, failed: failCount })); } catch (ex) { } } break; } case 'removemeshuser': { var err = null; try { if (common.validateString(command.userid, 1, 1024) == false) { err = "Invalid userid"; } // Check userid if (common.validateString(command.meshid, 1, 1024) == false) { err = "Invalid groupid"; } // Check meshid if (command.userid.indexOf('/') == -1) { command.userid = 'user/' + domain.id + '/' + command.userid; } if (command.userid == obj.user._id) { err = "Can't remove self"; } // Can't add of modify self if ((command.userid.split('/').length != 3) || (command.userid.split('/')[1] != domain.id)) { err = "Invalid userid"; } // Invalid domain, operation only valid for current domain else { if (command.meshid.indexOf('/') == -1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } mesh = parent.meshes[command.meshid]; if (mesh == null) { err = "Unknown device group"; } else if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_MANAGEUSERS) == 0) { err = "Permission denied"; } else if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) { err = "Invalid domain"; } // Invalid domain, operation only valid for current domain } } catch (ex) { err = "Validation exception: " + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'addmeshuser', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Check if the user exists - Just in case we need to delete a mesh right for a non-existant user, we do it this way. Technically, it's not possible, but just in case. var deluserid = command.userid, deluser = null; if (deluserid.startsWith('user/')) { deluser = parent.users[deluserid]; } else if (deluserid.startsWith('ugrp/')) { deluser = parent.userGroups[deluserid]; } if (deluser != null) { // Remove mesh from user if (deluser.links != null && deluser.links[command.meshid] != null) { var delmeshrights = deluser.links[command.meshid].rights; if ((delmeshrights == 0xFFFFFFFF) && (mesh.links[deluserid].rights != 0xFFFFFFFF)) return; // A non-admin can't kick out an admin delete deluser.links[command.meshid]; if (deluserid.startsWith('user/')) { db.SetUser(deluser); } else if (deluserid.startsWith('ugrp/')) { db.Set(deluser); } parent.parent.DispatchEvent([deluser._id], obj, 'resubscribe'); if (deluserid.startsWith('user/')) { // Notify user change var targets = ['*', 'server-users', user._id, deluser._id]; var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(deluser), action: 'accountchange', msg: 'Device group membership changed: ' + deluser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else if (deluserid.startsWith('ugrp/')) { // Notify user group change var targets = ['*', 'server-ugroups', user._id, deluser._id]; var event = { etype: 'ugrp', username: user.name, ugrpid: deluser._id, name: deluser.name, desc: deluser.desc, action: 'usergroupchange', links: deluser.links, msg: 'User group changed: ' + deluser.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } } } // Remove user from the mesh if (mesh.links[command.userid] != null) { delete mesh.links[command.userid]; db.Set(common.escapeLinksFieldName(mesh)); // Notify mesh change var event; if (deluser != null) { event = { etype: 'mesh', username: user.name, userid: deluser.name, meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, action: 'meshchange', links: mesh.links, msg: 'Removed user ' + deluser.name + ' from group ' + mesh.name, domain: domain.id }; } else { event = { etype: 'mesh', username: user.name, userid: (deluserid.split('/')[2]), meshid: mesh._id, name: mesh.name, mtype: mesh.mtype, desc: mesh.desc, action: 'meshchange', links: mesh.links, msg: 'Removed user ' + (deluserid.split('/')[2]) + ' from group ' + mesh.name, domain: domain.id }; } parent.parent.DispatchEvent(['*', mesh._id, user._id, command.userid], obj, event); if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'removemeshuser', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } } else { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'removemeshuser', responseid: command.responseid, result: 'User not in group' })); } catch (ex) { } } } break; } case 'meshamtpolicy': { // Change a mesh Intel AMT policy if (common.validateString(command.meshid, 1, 1024) == false) break; // Check the meshid if (common.validateObject(command.amtpolicy) == false) break; // Check the amtpolicy if (common.validateInt(command.amtpolicy.type, 0, 3) == false) break; // Check the amtpolicy.type if (command.amtpolicy.type === 2) { if (common.validateString(command.amtpolicy.password, 0, 32) == false) break; // Check the amtpolicy.password if ((command.amtpolicy.badpass != null) && common.validateInt(command.amtpolicy.badpass, 0, 1) == false) break; // Check the amtpolicy.badpass if (common.validateInt(command.amtpolicy.cirasetup, 0, 2) == false) break; // Check the amtpolicy.cirasetup } else if (command.amtpolicy.type === 3) { if (common.validateString(command.amtpolicy.password, 0, 32) == false) break; // Check the amtpolicy.password if (common.validateInt(command.amtpolicy.cirasetup, 0, 2) == false) break; // Check the amtpolicy.cirasetup } mesh = parent.meshes[command.meshid]; change = ''; if (mesh) { // Check if this user has rights to do this if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_EDITMESH) == 0) return; if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) return; // Invalid domain, operation only valid for current domain // TODO: Check if this is a change from the existing policy // Perform the Intel AMT policy change change = 'Intel AMT policy change'; var amtpolicy = { type: command.amtpolicy.type }; if (command.amtpolicy.type === 2) { amtpolicy = { type: command.amtpolicy.type, password: command.amtpolicy.password, badpass: command.amtpolicy.badpass, cirasetup: command.amtpolicy.cirasetup }; } else if (command.amtpolicy.type === 3) { amtpolicy = { type: command.amtpolicy.type, password: command.amtpolicy.password, cirasetup: command.amtpolicy.cirasetup }; } mesh.amt = amtpolicy; db.Set(common.escapeLinksFieldName(mesh)); var amtpolicy2 = Object.assign({}, amtpolicy); // Shallow clone delete amtpolicy2.password; var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: mesh._id, amt: amtpolicy2, action: 'meshchange', links: mesh.links, msg: change, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', mesh._id, user._id], obj, event); // Send new policy to all computers on this mesh //routeCommandToMesh(command.meshid, { action: 'amtPolicy', amtPolicy: amtpolicy }); // See if the node is connected for (var nodeid in parent.wsagents) { const agent = parent.wsagents[nodeid]; if (agent.dbMeshKey == command.meshid) { agent.sendUpdatedIntelAmtPolicy(amtpolicy); } } } break; } case 'addamtdevice': { if (args.wanonly == true) return; // This is a WAN-only server, local Intel AMT computers can't be added if (common.validateString(command.meshid, 1, 1024) == false) break; // Check meshid if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) return; // Invalid domain, operation only valid for current domain if (common.validateString(command.devicename, 1, 256) == false) break; // Check device name if (common.validateString(command.hostname, 1, 256) == false) break; // Check hostname if (common.validateString(command.amtusername, 0, 16) == false) break; // Check username if (common.validateString(command.amtpassword, 0, 16) == false) break; // Check password if (command.amttls == '0') { command.amttls = 0; } else if (command.amttls == '1') { command.amttls = 1; } // Check TLS flag if ((command.amttls != 1) && (command.amttls != 0)) break; // If we are in WAN-only mode, hostname is not used if ((args.wanonly == true) && (command.hostname)) { delete command.hostname; } // Get the mesh mesh = parent.meshes[command.meshid]; if (mesh) { if (mesh.mtype != 1) return; // This operation is only allowed for mesh type 1, Intel AMT agentless mesh. // Check if this user has rights to do this if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_MANAGECOMPUTERS) == 0) return; // Create a new nodeid parent.crypto.randomBytes(48, function (err, buf) { // create the new node nodeid = 'node/' + domain.id + '/' + buf.toString('base64').replace(/\+/g, '@').replace(/\//g, '$'); var device = { type: 'node', _id: nodeid, meshid: command.meshid, name: command.devicename, host: command.hostname, domain: domain.id, intelamt: { user: command.amtusername, pass: command.amtpassword, tls: command.amttls } }; db.Set(device); // Event the new node parent.parent.DispatchEvent(['*', command.meshid], obj, { etype: 'node', userid: user._id, username: user.name, action: 'addnode', node: parent.CloneSafeNode(device), msg: 'Added device ' + command.devicename + ' to mesh ' + mesh.name, domain: domain.id }); }); } break; } case 'scanamtdevice': { if (args.wanonly == true) return; // This is a WAN-only server, this type of scanning is not allowed. if (common.validateString(command.range, 1, 256) == false) break; // Check range string // Ask the RMCP scanning to scan a range of IP addresses if (parent.parent.amtScanner) { if (parent.parent.amtScanner.performRangeScan(user._id, command.range) == false) { parent.parent.DispatchEvent(['*', user._id], obj, { action: 'scanamtdevice', range: command.range, results: null, nolog: 1 }); } } break; } case 'changeDeviceMesh': { if (common.validateStrArray(command.nodeids, 1, 256) == false) break; // Check nodeid strings if (common.validateString(command.meshid, 1, 256) == false) break; // Check target meshid string // For each nodeid, change the group for (var i = 0; i < command.nodeids.length; i++) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check if already in the right mesh if ((node == null) || (node.meshid == command.meshid)) return; // Make sure both source and target mesh are the same type try { if (parent.meshes[node.meshid].mtype != parent.meshes[command.meshid].mtype) return; } catch (e) { return; }; // Make sure that we have rights on both source and destination mesh const targetMeshRights = parent.GetMeshRights(user, command.meshid); if (((rights & MESHRIGHT_MANAGECOMPUTERS) == 0) || ((targetMeshRights & MESHRIGHT_MANAGECOMPUTERS) == 0)) return; // Perform the switch, start by saving the node with the new meshid. const oldMeshId = node.meshid; node.meshid = command.meshid; db.Set(node); // If the device is connected on this server, switch it now. var agentSession = parent.wsagents[node._id]; if (agentSession != null) { agentSession.dbMeshKey = command.meshid; // Switch the agent mesh agentSession.meshid = command.meshid.split('/')[2]; // Switch the agent mesh agentSession.sendUpdatedIntelAmtPolicy(); // Send the new Intel AMT policy } // If any MQTT sessions are connected on this server, switch it now. if (parent.parent.mqttbroker != null) { parent.parent.mqttbroker.changeDeviceMesh(node._id, command.meshid); } // If any CIRA sessions are connected on this server, switch it now. if (parent.parent.mpsserver != null) { parent.parent.mpsserver.changeDeviceMesh(node._id, command.meshid); } // Add the connection state const state = parent.parent.GetConnectivityState(node._id); if (state) { node.conn = state.connectivity; node.pwr = state.powerState; if ((state.connectivity & 1) != 0) { var agent = parent.wsagents[node._id]; if (agent != null) { node.agct = agent.connectTime; } } if ((state.connectivity & 2) != 0) { var cira = parent.parent.mpsserver.ciraConnections[node._id]; if (cira != null) { node.cict = cira.tag.connectTime; } } } // Event the node change var newMesh = parent.meshes[command.meshid]; var event = { etype: 'node', userid: user._id, username: user.name, action: 'nodemeshchange', nodeid: node._id, node: node, oldMeshId: oldMeshId, newMeshId: command.meshid, msg: 'Moved device ' + node.name + ' to group ' + newMesh.name, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the mesh. Another event will come. parent.parent.DispatchEvent(['*', oldMeshId, command.meshid], obj, event); }); } break; } case 'removedevices': { if (common.validateArray(command.nodeids, 1) == false) break; // Check nodeid's for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check we have the rights to delete this device if ((rights & MESHRIGHT_MANAGECOMPUTERS) == 0) return; // Delete this node including network interface information, events and timeline db.Remove(node._id); // Remove node with that id db.Remove('if' + node._id); // Remove interface information db.Remove('nt' + node._id); // Remove notes db.Remove('lc' + node._id); // Remove last connect time db.Remove('si' + node._id); // Remove system information db.RemoveSMBIOS(node._id); // Remove SMBios data db.RemoveAllNodeEvents(node._id); // Remove all events for this node db.removeAllPowerEventsForNode(node._id); // Remove all power events for this node db.Get('ra' + obj.dbNodeKey, function (err, nodes) { if ((nodes != null) && (nodes.length == 1)) { db.Remove('da' + nodes[0].daid); } // Remove diagnostic agent to real agent link db.Remove('ra' + node._id); // Remove real agent to diagnostic agent link }); // Event node deletion var event = { etype: 'node', userid: user._id, username: user.name, action: 'removenode', nodeid: node._id, msg: 'Removed device ' + node.name + ' from group ' + parent.meshes[node.meshid].name, domain: domain.id }; // TODO: We can't use the changeStream for node delete because we will not know the meshid the device was in. //if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to remove the node. Another event will come. parent.parent.DispatchEvent(['*', node.meshid], obj, event); // Disconnect all connections if needed var state = parent.parent.GetConnectivityState(nodeid); if ((state != null) && (state.connectivity != null)) { if ((state.connectivity & 1) != 0) { parent.wsagents[nodeid].close(); } // Disconnect mesh agent if ((state.connectivity & 2) != 0) { parent.parent.mpsserver.close(parent.parent.mpsserver.ciraConnections[nodeid]); } // Disconnect CIRA connection } }); } break; } case 'wakedevices': { // TODO: We can optimize this a lot. // - We should get a full list of all MAC's to wake first. // - We should try to only have one agent per subnet (using Gateway MAC) send a wake-on-lan. if (common.validateArray(command.nodeids, 1) == false) break; // Check nodeid's for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check we have the rights to delete this device if ((rights & MESHRIGHT_WAKEDEVICE) == 0) return; // If this device is connected on MQTT, send a wake action. if (parent.parent.mqttbroker != null) { parent.parent.mqttbroker.publish(node._id, 'powerAction', 'wake'); } // Get the device interface information db.Get('if' + node._id, function (err, nodeifs) { if ((nodeifs != null) && (nodeifs.length == 1)) { var macs = [], nodeif = nodeifs[0]; for (var i in nodeif.netif) { if (nodeif.netif[i].mac) { macs.push(nodeif.netif[i].mac); } } // Have the server send a wake-on-lan packet (Will not work in WAN-only) if (parent.parent.meshScanner != null) { parent.parent.meshScanner.wakeOnLan(macs); } // Get the list of mesh this user as access to var targetMeshes = []; for (i in user.links) { targetMeshes.push(i); } // TODO: Include used security groups!! // Go thru all the connected agents and send wake-on-lan on all the ones in the target mesh list for (i in parent.wsagents) { var agent = parent.wsagents[i]; if ((targetMeshes.indexOf(agent.dbMeshKey) >= 0) && (agent.authenticated == 2)) { //console.log('Asking agent ' + agent.dbNodeKey + ' to wake ' + macs.join(',')); try { agent.send(JSON.stringify({ action: 'wakeonlan', macs: macs })); } catch (ex) { } } } } }); }); // Confirm we may be doing something (TODO) try { ws.send(JSON.stringify({ action: 'wakedevices' })); } catch (ex) { } } break; } case 'uninstallagent': { if (common.validateArray(command.nodeids, 1) == false) break; // Check nodeid's for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check we have the rights to delete this device if ((rights & MESHRIGHT_UNINSTALL) == 0) return; // Send uninstall command to connected agent const agent = parent.wsagents[node._id]; if (agent != null) { //console.log('Asking agent ' + agent.dbNodeKey + ' to uninstall.'); try { agent.send(JSON.stringify({ action: 'uninstallagent' })); } catch (ex) { } } }); } break; } case 'poweraction': { if (common.validateArray(command.nodeids, 1) == false) break; // Check nodeid's if (common.validateInt(command.actiontype, 2, 4) == false) break; // Check actiontype for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check we have the rights to delete this device if ((rights & MESHRIGHT_REMOTECONTROL) == 0) return; // If this device is connected on MQTT, send a power action. if (parent.parent.mqttbroker != null) { parent.parent.mqttbroker.publish(node._id, 'powerAction', ['', '', 'poweroff', 'reset', 'sleep'][command.actiontype]); } // Get this device and send the power command const agent = parent.wsagents[node._id]; if (agent != null) { try { agent.send(JSON.stringify({ action: 'poweraction', actiontype: command.actiontype })); } catch (ex) { } } }); // Confirm we may be doing something (TODO) try { ws.send(JSON.stringify({ action: 'poweraction' })); } catch (ex) { } } break; } case 'toast': { if (common.validateArray(command.nodeids, 1) == false) break; // Check nodeid's if (common.validateString(command.title, 1, 512) == false) break; // Check title if (common.validateString(command.msg, 1, 4096) == false) break; // Check message for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // Check we have the rights to delete this device if ((rights & MESHRIGHT_CHATNOTIFY) == 0) return; // Get this device and send toast command const agent = parent.wsagents[node._id]; if (agent != null) { try { agent.send(JSON.stringify({ action: 'toast', title: command.title, msg: command.msg, sessionid: ws.sessionId, username: user.name, userid: user._id })); } catch (ex) { } } }); } break; } case 'getnetworkinfo': { // Argument validation if (common.validateString(command.nodeid, 1, 1024) == false) break; // Check nodeid if ((command.nodeid.split('/').length != 3) || (command.nodeid.split('/')[1] != domain.id)) return; // Invalid domain, operation only valid for current domain // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (visible == false) return; // Get network information about this node db.Get('if' + node._id, function (err, netinfos) { if ((netinfos == null) || (netinfos.length != 1)) { try { ws.send(JSON.stringify({ action: 'getnetworkinfo', nodeid: node._id, netif: null })); } catch (ex) { } return; } var netinfo = netinfos[0]; try { ws.send(JSON.stringify({ action: 'getnetworkinfo', nodeid: node._id, updateTime: netinfo.updateTime, netif: netinfo.netif })); } catch (ex) { } }); }); break; } case 'changedevice': { // Argument validation if (common.validateString(command.nodeid, 1, 1024) == false) break; // Check nodeid if ((command.userloc) && (command.userloc.length != 2) && (command.userloc.length != 0)) return; // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((rights & MESHRIGHT_MANAGECOMPUTERS) == 0) return; var mesh = parent.meshes[node.meshid]; // Ready the node change event var changes = [], event = { etype: 'node', userid: user._id, username: user.name, action: 'changenode', nodeid: node._id, domain: domain.id }; change = 0; event.msg = ': '; // If we are in WAN-only mode, host is not used if ((args.wanonly == true) && (command.host)) { delete command.host; } // Look for a change if (command.icon && (command.icon != node.icon)) { change = 1; node.icon = command.icon; changes.push('icon'); } if (command.name && (command.name != node.name)) { change = 1; node.name = command.name; changes.push('name'); } if (command.host && (command.host != node.host)) { change = 1; node.host = command.host; changes.push('host'); } if (domain.geolocation && command.userloc && ((node.userloc == null) || (command.userloc[0] != node.userloc[0]) || (command.userloc[1] != node.userloc[1]))) { change = 1; if ((command.userloc.length == 0) && (node.userloc)) { delete node.userloc; changes.push('location removed'); } else { command.userloc.push((Math.floor((new Date()) / 1000))); node.userloc = command.userloc.join(','); changes.push('location'); } } if (command.desc != null && (command.desc != node.desc)) { change = 1; node.desc = command.desc; changes.push('description'); } if (command.intelamt != null) { if ((command.intelamt.user != null) && (command.intelamt.pass != undefined) && ((command.intelamt.user != node.intelamt.user) || (command.intelamt.pass != node.intelamt.pass))) { change = 1; node.intelamt.user = command.intelamt.user; node.intelamt.pass = command.intelamt.pass; changes.push('Intel AMT credentials'); } if (command.intelamt.tls && (command.intelamt.tls != node.intelamt.tls)) { change = 1; node.intelamt.tls = command.intelamt.tls; changes.push('Intel AMT TLS'); } } if (command.tags) { // Node grouping tag, this is a array of strings that can't be empty and can't contain a comma var ok = true, group2 = []; if (common.validateString(command.tags, 0, 4096) == true) { command.tags = command.tags.split(','); } for (var i in command.tags) { var tname = command.tags[i].trim(); if ((tname.length > 0) && (tname.length < 64) && (group2.indexOf(tname) == -1)) { group2.push(tname); } } group2.sort(); if (node.tags != group2) { node.tags = group2; change = 1; } } else if ((command.tags === '') && node.tags) { delete node.tags; change = 1; } if (change == 1) { // Save the node db.Set(node); // Event the node change. Only do this if the database will not do it. event.msg = 'Changed device ' + node.name + ' from group ' + mesh.name + ': ' + changes.join(', '); event.node = parent.CloneSafeNode(node); if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the node. Another event will come. parent.parent.DispatchEvent(['*', node.meshid, user._id], obj, event); } }); break; } case 'uploadagentcore': { if (common.validateString(command.type, 1, 40) == false) break; // Check path // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((node == null) || (((rights & MESHRIGHT_AGENTCONSOLE) == 0) && (user.siteadmin != 0xFFFFFFFF))) return; if (command.type == 'default') { // Send the default core to the agent parent.parent.updateMeshCore(function () { parent.sendMeshAgentCore(user, domain, node._id, 'default'); }); } else if (command.type == 'clear') { // Clear the mesh agent core on the mesh agent parent.sendMeshAgentCore(user, domain, node._id, 'clear'); } else if (command.type == 'recovery') { // Send the recovery core to the agent parent.sendMeshAgentCore(user, domain, node._id, 'recovery'); } else if ((command.type == 'custom') && (common.validateString(command.path, 1, 2048) == true)) { // Send a mesh agent core to the mesh agent var file = parent.getServerFilePath(user, domain, command.path); if (file != null) { fs.readFile(file.fullpath, 'utf8', function (err, data) { if (err != null) { data = common.IntToStr(0) + data; // Add the 4 bytes encoding type & flags (Set to 0 for raw) parent.sendMeshAgentCore(user, domain, node._id, 'custom', data); } }); } } }); break; } case 'agentdisconnect': { if (common.validateInt(command.disconnectMode) == false) return; // Check disconnect mode // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((node == null) || (((rights & MESHRIGHT_AGENTCONSOLE) == 0) && (user.siteadmin != 0xFFFFFFFF))) return; // Force mesh agent disconnection parent.forceMeshAgentDisconnect(user, domain, node._id, command.disconnectMode); }); break; } case 'close': { // Close the web socket session if (obj.req.session && obj.req.session.ws && obj.req.session.ws == ws) { delete obj.req.session.ws; } try { ws.close(); } catch (e) { } break; } case 'getcookie': { // Check if this user has rights on this nodeid if (common.validateString(command.nodeid, 1, 1024) == false) break; // Check nodeid db.Get(command.nodeid, function (err, nodes) { // TODO: Make a NodeRights(user) method that also does not do a db call if agent is connected (???) if ((nodes == null) || (nodes.length == 1)) { if ((parent.GetMeshRights(user, nodes[0].meshid) & MESHRIGHT_REMOTECONTROL) != 0) { // Add a user authentication cookie to a url var cookieContent = { userid: user._id, domainid: user.domain }; if (command.nodeid) { cookieContent.nodeid = command.nodeid; } if (command.tcpaddr) { cookieContent.tcpaddr = command.tcpaddr; } // Indicates the browser want to agent to TCP connect to a remote address if (command.tcpport) { cookieContent.tcpport = command.tcpport; } // Indicates the browser want to agent to TCP connect to a remote port command.cookie = parent.parent.encodeCookie(cookieContent, parent.parent.loginCookieEncryptionKey); try { ws.send(JSON.stringify(command)); } catch (ex) { } } } }); break; } case 'inviteAgent': { var err = null, mesh = null; try { if ((parent.parent.mailserver == null) || (args.lanonly == true)) { err = 'Unsupported feature'; } // This operation requires the email server else if ((parent.parent.certificates.CommonName == null) || (parent.parent.certificates.CommonName.indexOf('.') == -1)) { err = 'Unsupported feature'; } // Server name must be configured else if (common.validateString(command.meshid, 1, 1024) == false) { err = 'Invalid group identifier'; } // Check meshid else { if (command.meshid.split('/').length == 1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } if ((command.meshid.split('/').length != 3) || (command.meshid.split('/')[1] != domain.id)) { err = 'Invalid group identifier'; } // Invalid domain, operation only valid for current domain else if (common.validateString(command.email, 4, 1024) == false) { err = 'Invalid email'; } // Check email else if (command.email.split('@').length != 2) { err = 'Invalid email'; } // Check email else { mesh = parent.meshes[command.meshid]; if (mesh == null) { err = 'Unknown device group'; } // Check if the group exists else if (mesh.mtype != 2) { err = 'Invalid group type'; } // Check if this is the correct group type else if (parent.IsMeshViewable(user, mesh) == false) { err = 'Not allowed'; } // Check if this user has rights to do this } } } catch (ex) { err = 'Validation exception: ' + ex; } // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'inviteAgent', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Perform email invitation parent.parent.mailserver.sendAgentInviteMail(domain, user.name, command.email.toLowerCase(), command.meshid, command.name, command.os, command.msg, command.flags, command.expire); // Send a response if needed if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'inviteAgent', responseid: command.responseid, result: 'ok' })); } catch (ex) { } } break; } case 'setDeviceEvent': { // Argument validation if (common.validateString(command.msg, 1, 4096) == false) break; // Check event // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if (rights == 0) return; // Add an event for this device var targets = ['*', 'server-users', user._id, nodes[0].meshid]; var event = { etype: 'node', userid: user._id, username: user.name, nodeid: nodes[0]._id, action: 'manual', msg: decodeURIComponent(command.msg), domain: domain.id }; parent.parent.DispatchEvent(targets, obj, event); }); break; } case 'setNotes': { // Argument validation if (common.validateString(command.id, 1, 1024) == false) break; // Check id var splitid = command.id.split('/'); if ((splitid.length != 3) || (splitid[1] != domain.id)) return; // Invalid domain, operation only valid for current domain var idtype = splitid[0]; if ((idtype != 'user') && (idtype != 'mesh') && (idtype != 'node')) return; if (idtype == 'node') { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.id, function (node, rights, visible) { if ((rights & MESHRIGHT_SETNOTES) != 0) { // Set the id's notes if (common.validateString(command.notes, 1) == false) { db.Remove('nt' + node._id); // Delete the note for this node } else { db.Set({ _id: 'nt' + node._id, type: 'note', value: command.notes }); // Set the note for this node } } }); } else if (idtype == 'mesh') { // Get the mesh for this device mesh = parent.meshes[command.id]; if (mesh) { // Check if this user has rights to do this if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_EDITMESH) == 0) return; // Must have rights to edit the mesh // Set the id's notes if (common.validateString(command.notes, 1) == false) { db.Remove('nt' + command.id); // Delete the note for this node } else { db.Set({ _id: 'nt' + command.id, type: 'note', value: command.notes }); // Set the note for this mesh } } } else if ((idtype == 'user') && ((user.siteadmin & 2) != 0)) { // Set the id's notes if (common.validateString(command.notes, 1) == false) { db.Remove('nt' + command.id); // Delete the note for this node } else { // Can only perform this operation on other users of our group. var chguser = parent.users[command.id]; if (chguser == null) break; // This user does not exists if ((user.groups != null) && (user.groups.length > 0) && ((chguser.groups == null) || (findOne(chguser.groups, user.groups) == false))) break; db.Set({ _id: 'nt' + command.id, type: 'note', value: command.notes }); // Set the note for this user } } break; } case 'otpauth-request': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported) { // Request a one time password to be setup var otplib = null; try { otplib = require('otplib'); } catch (ex) { } if (otplib == null) { break; } const secret = otplib.authenticator.generateSecret(); // TODO: Check the random source of this value. ws.send(JSON.stringify({ action: 'otpauth-request', secret: secret, url: otplib.authenticator.keyuri(user.name, parent.certificates.CommonName, secret) })); } break; } case 'otpauth-setup': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported) { // Perform the one time password setup var otplib = null; try { otplib = require('otplib'); } catch (ex) { } if (otplib == null) { break; } otplib.authenticator.options = { window: 2 }; // Set +/- 1 minute window if (otplib.authenticator.check(command.token, command.secret) === true) { // Token is valid, activate 2-step login on this account. user.otpsecret = command.secret; parent.db.SetUser(user); ws.send(JSON.stringify({ action: 'otpauth-setup', success: true })); // Report success // Notify change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Added authentication application.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else { ws.send(JSON.stringify({ action: 'otpauth-setup', success: false })); // Report fail } } break; } case 'otpauth-clear': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported) { // Clear the one time password secret if (user.otpsecret) { delete user.otpsecret; parent.db.SetUser(user); ws.send(JSON.stringify({ action: 'otpauth-clear', success: true })); // Report success // Notify change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Removed authentication application.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else { ws.send(JSON.stringify({ action: 'otpauth-clear', success: false })); // Report fail } } break; } case 'otpauth-getpasswords': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported == false) break; // Perform a sub-action var actionTaken = false, actionText = null; if (command.subaction == 1) { // Generate a new set of tokens var randomNumbers = [], v; for (var i = 0; i < 10; i++) { do { v = getRandomEightDigitInteger(); } while (randomNumbers.indexOf(v) >= 0); randomNumbers.push(v); } user.otpkeys = { keys: [] }; for (var i = 0; i < 10; i++) { user.otpkeys.keys[i] = { p: randomNumbers[i], u: true } } actionTaken = true; actionText = 'New 2FA backup codes generated.'; } else if (command.subaction == 2) { // Clear all tokens actionTaken = (user.otpkeys != null); delete user.otpkeys; if (actionTaken) { actionText = '2FA backup codes cleared.'; } } // Save the changed user if (actionTaken) { parent.db.SetUser(user); } // Return one time passwords for this user if (user.otpsecret || ((user.otphkeys != null) && (user.otphkeys.length > 0))) { ws.send(JSON.stringify({ action: 'otpauth-getpasswords', passwords: user.otpkeys ? user.otpkeys.keys : null })); } // Notify change if (actionText != null) { var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: actionText, domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } break; } case 'otp-hkey-get': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported == false) break; // Send back the list of keys we have, just send the list of names and index var hkeys = []; if (user.otphkeys != null) { for (var i = 0; i < user.otphkeys.length; i++) { hkeys.push({ i: user.otphkeys[i].keyIndex, name: user.otphkeys[i].name, type: user.otphkeys[i].type }); } } ws.send(JSON.stringify({ action: 'otp-hkey-get', keys: hkeys })); break; } case 'otp-hkey-remove': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if (twoStepLoginSupported == false || command.index == null) break; // Remove a key var foundAtIndex = -1; if (user.otphkeys != null) { for (var i = 0; i < user.otphkeys.length; i++) { if (user.otphkeys[i].keyIndex == command.index) { foundAtIndex = i; } } } if (foundAtIndex != -1) { user.otphkeys.splice(foundAtIndex, 1); parent.db.SetUser(user); } // Notify change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Removed security key.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); break; } case 'otp-hkey-yubikey-add': { // Yubico API id and signature key can be requested from https://upgrade.yubico.com/getapikey/ var yubikeyotp = null; try { yubikeyotp = require('yubikeyotp'); } catch (ex) { } // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if ((yubikeyotp == null) || (twoStepLoginSupported == false) || (typeof command.otp != 'string')) { ws.send(JSON.stringify({ action: 'otp-hkey-yubikey-add', result: false, name: command.name })); break; } // Check if Yubikey support is present or OTP no exactly 44 in length if ((typeof domain.yubikey != 'object') || (typeof domain.yubikey.id != 'string') || (typeof domain.yubikey.secret != 'string') || (command.otp.length != 44)) { ws.send(JSON.stringify({ action: 'otp-hkey-yubikey-add', result: false, name: command.name })); break; } // TODO: Check if command.otp is modhex encoded, reject if not. // Query the YubiKey server to validate the OTP var request = { otp: command.otp, id: domain.yubikey.id, key: domain.yubikey.secret, timestamp: true } if (domain.yubikey.proxy) { request.requestParams = { proxy: domain.yubikey.proxy }; } yubikeyotp.verifyOTP(request, function (err, results) { if ((results != null) && (results.status == 'OK')) { var keyIndex = parent.crypto.randomBytes(4).readUInt32BE(0); var keyId = command.otp.substring(0, 12); if (user.otphkeys == null) { user.otphkeys = []; } // Check if this key was already registered, if so, remove it. var foundAtIndex = -1; for (var i = 0; i < user.otphkeys.length; i++) { if (user.otphkeys[i].keyid == keyId) { foundAtIndex = i; } } if (foundAtIndex != -1) { user.otphkeys.splice(foundAtIndex, 1); } // Add the new key and notify user.otphkeys.push({ name: command.name, type: 2, keyid: keyId, keyIndex: keyIndex }); parent.db.SetUser(user); ws.send(JSON.stringify({ action: 'otp-hkey-yubikey-add', result: true, name: command.name, index: keyIndex })); // Notify change TODO: Should be done on all sessions/servers for this user. var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Added security key.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else { ws.send(JSON.stringify({ action: 'otp-hkey-yubikey-add', result: false, name: command.name })); } }); break; } case 'webauthn-startregister': { // Check is 2-step login is supported const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if ((twoStepLoginSupported == false) || (command.name == null)) break; // Send the registration request var registrationOptions = parent.webauthn.generateRegistrationChallenge("Anonymous Service", { id: Buffer(user._id, 'binary').toString('base64'), name: user._id, displayName: user._id.split('/')[2] }); obj.webAuthnReqistrationRequest = { action: 'webauthn-startregister', keyname: command.name, request: registrationOptions }; ws.send(JSON.stringify(obj.webAuthnReqistrationRequest)); break; } case 'webauthn-endregister': { const twoStepLoginSupported = ((parent.parent.config.settings.no2factorauth !== true) && (domain.auth != 'sspi') && (parent.parent.certificates.CommonName.indexOf('.') != -1) && (args.nousers !== true)); if ((twoStepLoginSupported == false) || (obj.webAuthnReqistrationRequest == null)) return; // Figure out the origin var httpport = ((args.aliasport != null) ? args.aliasport : args.port); var origin = "https://" + (domain.dns ? domain.dns : parent.certificates.CommonName); if (httpport != 443) { origin += ':' + httpport; } // Use internal WebAuthn module to check the response var regResult = null; try { regResult = parent.webauthn.verifyAuthenticatorAttestationResponse(command.response.response); } catch (ex) { regResult = { verified: false, error: ex }; } if (regResult.verified === true) { // Since we are registering a WebAuthn/FIDO2 key, remove all U2F keys (Type 1). var otphkeys2 = []; if (user.otphkeys && Array.isArray(user.otphkeys)) { for (var i = 0; i < user.otphkeys.length; i++) { if (user.otphkeys[i].type != 1) { otphkeys2.push(user.otphkeys[i]); } } } user.otphkeys = otphkeys2; // Add the new WebAuthn/FIDO2 keys var keyIndex = parent.crypto.randomBytes(4).readUInt32BE(0); if (user.otphkeys == null) { user.otphkeys = []; } user.otphkeys.push({ name: obj.webAuthnReqistrationRequest.keyname, type: 3, publicKey: regResult.authrInfo.publicKey, counter: regResult.authrInfo.counter, keyIndex: keyIndex, keyId: regResult.authrInfo.keyId }); parent.db.SetUser(user); ws.send(JSON.stringify({ action: 'otp-hkey-setup-response', result: true, name: command.name, index: keyIndex })); // Notify change var targets = ['*', 'server-users', user._id]; if (user.groups) { for (var i in user.groups) { targets.push('server-users:' + i); } } var event = { etype: 'user', userid: user._id, username: user.name, account: parent.CloneSafeUser(user), action: 'accountchange', msg: 'Added security key.', domain: domain.id }; if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the user. Another event will come. parent.parent.DispatchEvent(targets, obj, event); } else { //console.log('webauthn-endregister-error', regResult.error); ws.send(JSON.stringify({ action: 'otp-hkey-setup-response', result: false, error: regResult.error, name: command.name, index: keyIndex })); } delete obj.hardwareKeyRegistrationRequest; break; } case 'getClip': { if (common.validateString(command.nodeid, 1, 1024) == false) break; // Check nodeid // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((rights & MESHRIGHT_AGENTCONSOLE) == 0) return; // Ask for clipboard data from agent var agent = parent.wsagents[node._id]; if (agent != null) { try { agent.send(JSON.stringify({ action: 'getClip' })); } catch (ex) { } } }); break; } case 'setClip': { if (common.validateString(command.data, 1, 65535) == false) break; // Check // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((rights & MESHRIGHT_AGENTCONSOLE) == 0) return; // Send clipboard data to the agent var agent = parent.wsagents[node._id]; if (agent != null) { try { agent.send(JSON.stringify({ action: 'setClip', data: command.data })); } catch (ex) { } } }); break; } case 'userWebState': { if (common.validateString(command.state, 1, 10000) == false) break; // Check state size, no more than 10k command.state = parent.filterUserWebState(command.state); // Filter the state to remove anything bad db.Set({ _id: 'ws' + user._id, state: command.state }); parent.parent.DispatchEvent([user._id], obj, { action: 'userWebState', nolog: 1, domain: domain.id, state: command.state }); break; } case 'getNotes': { // Argument validation if (common.validateString(command.id, 1, 1024) == false) break; // Check id var splitid = command.id.split('/'); if ((splitid.length != 3) || (splitid[1] != domain.id)) return; // Invalid domain, operation only valid for current domain var idtype = splitid[0]; if ((idtype != 'user') && (idtype != 'mesh') && (idtype != 'node')) return; if (idtype == 'node') { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.id, function (node, rights, visible) { if (visible == false) return; // Get the notes about this node db.Get('nt' + command.id, function (err, notes) { try { if ((notes == null) || (notes.length != 1)) { ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: null })); return; } ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: notes[0].value })); } catch (ex) { } }); }); } else if (idtype == 'mesh') { // Get the mesh for this device mesh = parent.meshes[command.id]; if (mesh) { // Check if this user has rights to do this if ((parent.GetMeshRights(user, mesh) & MESHRIGHT_EDITMESH) == 0) return; // Must have rights to edit the mesh // Get the notes about this node db.Get('nt' + command.id, function (err, notes) { try { if ((notes == null) || (notes.length != 1)) { ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: null })); return; } ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: notes[0].value })); } catch (ex) { } }); } } else if ((idtype == 'user') && ((user.siteadmin & 2) != 0)) { // Get the notes about this node db.Get('nt' + command.id, function (err, notes) { try { if ((notes == null) || (notes.length != 1)) { ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: null })); return; } ws.send(JSON.stringify({ action: 'getNotes', id: command.id, notes: notes[0].value })); } catch (ex) { } }); } break; } case 'createInviteLink': { var err = null; if (common.validateString(command.meshid, 8, 128) == false) { err = 'Invalid group id'; } // Check the meshid else if (common.validateInt(command.expire, 0, 99999) == false) { err = 'Invalid expire time'; } // Check the expire time in hours else if (common.validateInt(command.flags, 0, 256) == false) { err = 'Invalid flags'; }; // Check the flags if (command.meshid.split('/').length == 1) { command.meshid = 'mesh/' + domain.id + '/' + command.meshid; } var smesh = command.meshid.split('/'); if ((smesh.length != 3) || (smesh[0] != 'mesh') || (smesh[1] != domain.id)) { err = 'Invalid group id'; } var serverName = parent.getWebServerName(domain); // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'createInviteLink', responseid: command.responseid, result: err })); } catch (ex) { } } break; } mesh = parent.meshes[command.meshid]; if (mesh == null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'createInviteLink', responseid: command.responseid, result: 'Unable to find this device group id' })); } catch (ex) { } } break; } const inviteCookie = parent.parent.encodeCookie({ a: 4, mid: command.meshid, f: command.flags, expire: command.expire * 60 }, parent.parent.invitationLinkEncryptionKey); if (inviteCookie == null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'createInviteLink', responseid: command.responseid, result: 'Unable to generate invitation cookie' })); } catch (ex) { } } break; } // Create the server url var httpsPort = ((args.aliasport == null) ? args.port : args.aliasport); // Use HTTPS alias port is specified var xdomain = (domain.dns == null) ? domain.id : ''; if (xdomain != '') xdomain += "/"; var url = "http" + (args.notls ? '' : 's') + "://" + serverName + ":" + httpsPort + "/" + xdomain + "agentinvite?c=" + inviteCookie; if (serverName.split('.') == 1) { url = "/" + xdomain + "agentinvite?c=" + inviteCookie; } ws.send(JSON.stringify({ action: 'createInviteLink', meshid: command.meshid, url: url, expire: command.expire, cookie: inviteCookie, responseid: command.responseid, tag: command.tag })); break; } case 'traceinfo': { if ((user.siteadmin == 0xFFFFFFFF) && (typeof command.traceSources == 'object')) { parent.parent.debugRemoteSources = command.traceSources; parent.parent.DispatchEvent(['*'], obj, { action: 'traceinfo', userid: user._id, username: user.name, traceSources: command.traceSources, nolog: 1, domain: domain.id }); } break; } case 'sendmqttmsg': { if (parent.parent.mqttbroker == null) { err = 'MQTT not supported on this server'; }; // MQTT not available if (common.validateArray(command.nodeids, 1) == false) { err = 'Invalid nodeids'; }; // Check nodeid's if (common.validateString(command.topic, 1, 64) == false) { err = 'Invalid topic'; } // Check the topic if (common.validateString(command.msg, 1, 4096) == false) { err = 'Invalid msg'; } // Check the message // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'sendmqttmsg', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Send the MQTT message for (i in command.nodeids) { // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) { // If this device is connected on MQTT, send a wake action. if (rights != 0) { parent.parent.mqttbroker.publish(node._id, command.topic, command.msg); } }); } break; } case 'getmqttlogin': { var err = null; if (parent.parent.mqttbroker == null) { err = 'MQTT not supported on this server'; } if (common.validateString(command.nodeid, 1, 1024) == false) { err = 'Invalid nodeid'; } // Check the nodeid // Handle any errors if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'getmqttlogin', responseid: command.responseid, result: err })); } catch (ex) { } } break; } // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { // Check if this user has rights to do this if (rights == 0xFFFFFFFF) { var token = parent.parent.mqttbroker.generateLogin(node.meshid, node._id); var r = { action: 'getmqttlogin', responseid: command.responseid, nodeid: node._id, user: token.user, pass: token.pass }; const serverName = parent.getWebServerName(domain); // Add MPS URL if (parent.parent.mpsserver != null) { r.mpsCertHashSha384 = parent.parent.certificateOperations.getCertHash(parent.parent.mpsserver.certificates.mps.cert); r.mpsCertHashSha1 = parent.parent.certificateOperations.getCertHashSha1(parent.parent.mpsserver.certificates.mps.cert); r.mpsUrl = 'mqtts://' + serverName + ':' + ((args.mpsaliasport != null) ? args.mpsaliasport : args.mpsport) + '/'; } // Add WS URL var xdomain = (domain.dns == null) ? domain.id : ''; if (xdomain != '') xdomain += '/'; var httpsPort = ((args.aliasport == null) ? args.port : args.aliasport); // Use HTTPS alias port is specified r.wsUrl = 'ws' + (args.notls ? '' : 's') + '://' + serverName + ':' + httpsPort + '/' + xdomain + 'mqtt.ashx'; r.wsTrustedCert = parent.isTrustedCert(domain); try { ws.send(JSON.stringify(r)); } catch (ex) { } } else { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'getmqttlogin', responseid: command.responseid, result: 'Unable to perform this operation' })); } catch (ex) { } } } }); break; } case 'amt': { if (common.validateString(command.nodeid, 1, 1024) == false) break; // Check nodeid if (common.validateInt(command.mode, 0, 3) == false) break; // Check connection mode // Validate if communication mode is possible if (command.mode == null || command.mode == 0) { break; //unsupported } else if (command.mode == 1) { var state = parent.parent.GetConnectivityState(command.nodeid); if ((state == null) || (state.connectivity & 4) == 0) break; } else if (command.mode == 2) { if (parent.parent.mpsserver.ciraConnections[command.nodeid] == null) break; } else if (command.mode == 3) { if (parent.parent.apfserver.apfConnections[command.nodeid] == null) break; } // Get the node and the rights for this node parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) { if ((rights & MESHRIGHT_REMOTECONTROL) == 0) return; handleAmtCommand(command, node); }); break; } case 'distributeCore': { // This is only available when plugins are enabled since it could cause stress on the server if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin with plugins enabled for (var i in command.nodes) { parent.sendMeshAgentCore(user, domain, command.nodes[i]._id, 'default'); } break; } case 'plugins': { // Since plugin actions generally require a server restart, use the Full admin permission if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin with plugins enabled parent.db.getPlugins(function(err, docs) { try { ws.send(JSON.stringify({ action: 'updatePluginList', list: docs, result: err })); } catch (ex) { } }); break; } case 'pluginLatestCheck': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin with plugins enabled parent.parent.pluginHandler.getPluginLatest() .then(function(latest) { try { ws.send(JSON.stringify({ action: 'pluginVersionsAvailable', list: latest })); } catch (ex) { } }); break; } case 'addplugin': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin, plugins enabled try { parent.parent.pluginHandler.getPluginConfig(command.url) .then(parent.parent.pluginHandler.addPlugin) .then(function(docs){ var targets = ['*', 'server-users']; parent.parent.DispatchEvent(targets, obj, { action: 'updatePluginList', list: docs }); }) .catch(function(err) { if (typeof err == 'object') err = err.message; try { ws.send(JSON.stringify({ action: 'pluginError', msg: err })); } catch (er) { } }); } catch(e) { console.log('Cannot add plugin: ' + e); } break; } case 'installplugin': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin, plugins enabled parent.parent.pluginHandler.installPlugin(command.id, command.version_only, null, function(){ parent.db.getPlugins(function(err, docs) { try { ws.send(JSON.stringify({ action: 'updatePluginList', list: docs, result: err })); } catch (ex) { } }); var targets = ['*', 'server-users']; parent.parent.DispatchEvent(targets, obj, { action: 'pluginStateChange' }); }); break; } case 'disableplugin': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin, plugins enabled parent.parent.pluginHandler.disablePlugin(command.id, function(){ parent.db.getPlugins(function(err, docs) { try { ws.send(JSON.stringify({ action: 'updatePluginList', list: docs, result: err })); } catch (ex) { } var targets = ['*', 'server-users']; parent.parent.DispatchEvent(targets, obj, { action: 'pluginStateChange' }); }); }); break; } case 'removeplugin': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin, plugins enabled parent.parent.pluginHandler.removePlugin(command.id, function(){ parent.db.getPlugins(function(err, docs) { try { ws.send(JSON.stringify({ action: 'updatePluginList', list: docs, result: err })); } catch (ex) { } }); }); break; } case 'getpluginversions': { if ((user.siteadmin & 0xFFFFFFFF) == 0 || parent.parent.pluginHandler == null) break; // must be full admin, plugins enabled parent.parent.pluginHandler.getPluginVersions(command.id) .then(function (versionInfo) { try { ws.send(JSON.stringify({ action: 'downgradePluginVersions', info: versionInfo, error: null })); } catch (ex) { } }) .catch(function (e) { try { ws.send(JSON.stringify({ action: 'pluginError', msg: e })); } catch (ex) { } }); break; } case 'plugin': { if (parent.parent.pluginHandler == null) break; // If the plugin's are not supported, reject this command. command.userid = user._id; if (command.routeToNode === true) { routeCommandToNode(command); } else { try { parent.parent.pluginHandler.plugins[command.plugin].serveraction(command, obj, parent); } catch (e) { console.log('Error loading plugin handler (' + e + ')'); } } break; } default: { // Unknown user action console.log('Unknown action from user ' + user.name + ': ' + command.action + '.'); break; } } } // Display a notification message for this session only. function displayNotificationMessage(msg, title, tag) { ws.send(JSON.stringify({ "action": "msg", "type": "notify", "value": msg, "title": title, "userid": user._id, "username": user.name, "tag": tag })); } // Read the folder and all sub-folders and serialize that into json. function readFilesRec(path) { var r = {}, dir = fs.readdirSync(path); for (var i in dir) { var f = { t: 3, d: 111 }; var stat = fs.statSync(path + '/' + dir[i]); if ((stat.mode & 0x004000) == 0) { f.s = stat.size; f.d = stat.mtime.getTime(); } else { f.t = 2; f.f = readFilesRec(path + '/' + dir[i]); } r[dir[i]] = f; } return r; } // Delete a directory with a files and directories within it // TODO, make this an async function function deleteFolderRecursive(path) { if (fs.existsSync(path)) { fs.readdirSync(path).forEach(function (file, index) { var curPath = parent.path.join(path, file);; if (fs.lstatSync(curPath).isDirectory()) { // recurse deleteFolderRecursive(curPath); } else { // delete file fs.unlinkSync(curPath); } }); fs.rmdirSync(path); } }; function updateUserFiles(user, ws, domain) { if ((user == null) || (user.siteadmin == null) || ((user.siteadmin & 8) == 0)) return; // Request the list of server files var files = { action: 'files', filetree: { n: 'Root', f: {} } }; // Add user files files.filetree.f[user._id] = { t: 1, n: 'My Files', f: {} }; files.filetree.f[user._id].maxbytes = parent.getQuota(user._id, domain); var usersplit = user._id.split('/'), domainx = 'domain'; if (usersplit[1].length > 0) domainx = 'domain-' + usersplit[1]; // Read all files recursively try { files.filetree.f[user._id].f = readFilesRec(parent.path.join(parent.filespath, domainx + '/user-' + usersplit[2])); } catch (e) { // TODO: We may want to fake this file structure until it's needed. // Got an error, try to create all the folders and try again... try { fs.mkdirSync(parent.filespath); } catch (e) { } try { fs.mkdirSync(parent.path.join(parent.filespath, domainx)); } catch (e) { } try { fs.mkdirSync(parent.path.join(parent.filespath, domainx + '/user-' + usersplit[2])); } catch (e) { } try { fs.mkdirSync(parent.path.join(parent.filespath, domainx + '/user-' + usersplit[2] + '/Public')); } catch (e) { } try { files.filetree.f[user._id].f = readFilesRec(parent.path.join(parent.filespath, domainx + '/user-' + usersplit[2])); } catch (e) { } } // Add files for each mesh // TODO: Get all meshes including groups!! for (var i in user.links) { if ((user.links[i].rights & 32) != 0) { // Check that we have file permissions var mesh = parent.meshes[i]; if (mesh) { var meshsplit = mesh._id.split('/'); files.filetree.f[mesh._id] = { t: 4, n: mesh.name, f: {} }; files.filetree.f[mesh._id].maxbytes = parent.getQuota(mesh._id, domain); // Read all files recursively try { files.filetree.f[mesh._id].f = readFilesRec(parent.path.join(parent.filespath, domainx + '/mesh-' + meshsplit[2])); } catch (e) { files.filetree.f[mesh._id].f = {}; // Got an error, return empty folder. We will create the folder only when needed. } } } } // Respond try { ws.send(JSON.stringify(files)); } catch (ex) { } } function EscapeHtml(x) { if (typeof x == 'string') return x.replace(/&/g, '&').replace(/>/g, '>').replace(//g, '>').replace(/').replace(/\n/g, '').replace(/\t/g, '  '); if (typeof x == "boolean") return x; if (typeof x == "number") return x; } // Split a string taking into account the quoats. Used for command line parsing function splitArgs(str) { var myArray = [], myRegexp = /[^\s"]+|"([^"]*)"/gi; do { var match = myRegexp.exec(str); if (match != null) { myArray.push(match[1] ? match[1] : match[0]); } } while (match != null); return myArray; } function toNumberIfNumber(x) { if ((typeof x == 'string') && (+parseInt(x) === x)) { x = parseInt(x); } return x; } function removeAllUnderScore(obj) { if (typeof obj != 'object') return obj; for (var i in obj) { if (i.startsWith('_')) { delete obj[i]; } else if (typeof obj[i] == 'object') { removeAllUnderScore(obj[i]); } } return obj; } // Generate a 8 digit integer with even random probability for each value. function getRandomEightDigitInteger() { var bigInt; do { bigInt = parent.crypto.randomBytes(4).readUInt32BE(0); } while (bigInt >= 4200000000); return bigInt % 100000000; } // Parse arguments string array into an object function parseArgs(argv) { var results = { '_': [] }, current = null; for (var i = 1, len = argv.length; i < len; i++) { var x = argv[i]; if (x.length > 2 && x[0] == '-' && x[1] == '-') { if (current != null) { results[current] = true; } current = x.substring(2); } else { if (current != null) { results[current] = toNumberIfNumber(x); current = null; } else { results['_'].push(toNumberIfNumber(x)); } } } if (current != null) { results[current] = true; } return results; } // Return true if at least one element of arr2 is in arr1 function findOne(arr1, arr2) { if ((arr1 == null) || (arr2 == null)) return false; return arr2.some(function (v) { return arr1.indexOf(v) >= 0; }); }; function getRandomPassword() { return Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64').split('/').join('@'); } function handleAmtCommand(cmd, node) { if (cmd == null) return; var host = cmd.nodeid; if (cmd.mode == 1) { host = node.host; } var tlsoptions = null; var wsman = new Wsman(WsmanComm, host, node.intelamt.tls ? 16993 : 16992, node.intelamt.user, node.intelamt.pass, node.intelamt.tls, tlsoptions, parent.parent, cmd.mode); var amt = new Amt(wsman); switch (cmd.command) { case 'Get-GeneralSettings': { amt.Get('AMT_GeneralSettings', function (obj, name, response, status) { if (status == 200) { var resp = { action: 'amt', nodeid: cmd.nodeid, command: 'Get-GeneralSettings', value: response.Body } ws.send(JSON.stringify(resp)); } else { ws.send(JSON.stringify({ 'error': error })); } }); break; } default: { // Do nothing } } } return obj; };