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MeshCentral/agents/meshcore.js
Ylian Saint-Hilaire 119bf305ae Fix for #2855. TCP/UDP exception on close.
2021-07-02 09:32:28 -07:00

4668 lines
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JavaScript
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/*
Copyright 2018-2021 Intel Corporation
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
process.on('uncaughtException', function (ex) {
require('MeshAgent').SendCommand({ action: 'msg', type: 'console', value: "uncaughtException1: " + ex });
});
if (process.platform == 'win32' && require('user-sessions').getDomain == null) {
require('user-sessions').getDomain = function getDomain(uid) {
return (this.getSessionAttribute(uid, this.InfoClass.WTSDomainName));
};
}
// NOTE: This seems to cause big problems, don't enable the debugger in the server's meshcore.
//attachDebugger({ webport: 9999, wait: 1 }).then(function (prt) { console.log('Point Browser for Debug to port: ' + prt); });
// Mesh Rights
var MNG_ERROR = 65;
var MESHRIGHT_EDITMESH = 1;
var MESHRIGHT_MANAGEUSERS = 2;
var MESHRIGHT_MANAGECOMPUTERS = 4;
var MESHRIGHT_REMOTECONTROL = 8;
var MESHRIGHT_AGENTCONSOLE = 16;
var MESHRIGHT_SERVERFILES = 32;
var MESHRIGHT_WAKEDEVICE = 64;
var MESHRIGHT_SETNOTES = 128;
var MESHRIGHT_REMOTEVIEW = 256;
var MESHRIGHT_NOTERMINAL = 512;
var MESHRIGHT_NOFILES = 1024;
var MESHRIGHT_NOAMT = 2048;
var MESHRIGHT_LIMITEDINPUT = 4096;
var MESHRIGHT_LIMITEVENTS = 8192;
var MESHRIGHT_CHATNOTIFY = 16384;
var MESHRIGHT_UNINSTALL = 32768;
var MESHRIGHT_NODESKTOP = 65536;
if (require('MeshAgent').ARCHID == null)
{
var id = null;
switch (process.platform)
{
case 'win32':
id = require('_GenericMarshal').PointerSize == 4 ? 3 : 4;
break;
case 'freebsd':
id = require('_GenericMarshal').PointerSize == 4 ? 31 : 30;
break;
case 'darwin':
try
{
id = require('os').arch() == 'x64' ? 16 : 29;
}
catch (xx)
{
id = 16;
}
break;
}
if (id != null) { Object.defineProperty(require('MeshAgent'), 'ARCHID', { value: id }); }
}
var obj = {};
var agentFileHttpRequests = {}; // Currently active agent HTTPS GET requests from the server.
var agentFileHttpPendingRequests = []; // Pending HTTPS GET requests from the server.
var debugConsole = (global._MSH && (_MSH().debugConsole == 1));
if (process.platform == 'win32' && require('user-sessions').isRoot()) {
// Check the Agent Uninstall MetaData for correctness, as the installer may have written an incorrect value
try {
var writtenSize = 0, actualSize = Math.floor(require('fs').statSync(process.execPath).size / 1024);
try { writtenSize = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MeshCentralAgent', 'EstimatedSize'); } catch (e) { }
if (writtenSize != actualSize) { try { require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MeshCentralAgent', 'EstimatedSize', actualSize); } catch (e) { } }
} catch (x) { }
// Check to see if we are the Installed Mesh Agent Service, if we are, make sure we can run in Safe Mode
var svcname = process.platform == 'win32' ? 'Mesh Agent' : 'meshagent';
try {
svcname = require('MeshAgent').serviceName;
}
catch (x) {
}
try {
var meshCheck = false;
try { meshCheck = require('service-manager').manager.getService(svcname).isMe(); } catch (e) { }
if (meshCheck && require('win-bcd').isSafeModeService && !require('win-bcd').isSafeModeService(svcname)) { require('win-bcd').enableSafeModeService(svcname); }
} catch (e) { }
}
if (process.platform == 'darwin' && !process.versions) {
// This is an older MacOS Agent, so we'll need to check the service definition so that Auto-Update will function correctly
var child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = '';
child.stdout.on('data', function (chunk) { this.str += chunk.toString(); });
child.stdin.write("cat /Library/LaunchDaemons/meshagent_osx64_LaunchDaemon.plist | tr '\n' '\.' | awk '{split($0, a, \"<key>KeepAlive</key>\"); split(a[2], b, \"<\"); split(b[2], c, \">\"); ");
child.stdin.write(" if(c[1]==\"dict\"){ split(a[2], d, \"</dict>\"); if(split(d[1], truval, \"<true/>\")>1) { split(truval[1], kn1, \"<key>\"); split(kn1[2], kn2, \"</key>\"); print kn2[1]; } }");
child.stdin.write(" else { split(c[1], ka, \"/\"); if(ka[1]==\"true\") {print \"ALWAYS\";} } }'\nexit\n");
child.waitExit();
if (child.stdout.str.trim() == 'Crashed') {
child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = '';
child.stdout.on('data', function (chunk) { this.str += chunk.toString(); });
child.stdin.write("launchctl list | grep 'meshagent' | awk '{ if($3==\"meshagent\"){print $1;}}'\nexit\n");
child.waitExit();
if (parseInt(child.stdout.str.trim()) == process.pid) {
// The currently running MeshAgent is us, so we can continue with the update
var plist = require('fs').readFileSync('/Library/LaunchDaemons/meshagent_osx64_LaunchDaemon.plist').toString();
var tokens = plist.split('<key>KeepAlive</key>');
if (tokens[1].split('>')[0].split('<')[1] == 'dict') {
var tmp = tokens[1].split('</dict>');
tmp.shift();
tokens[1] = '\n <true/>' + tmp.join('</dict>');
tokens = tokens.join('<key>KeepAlive</key>');
require('fs').writeFileSync('/Library/LaunchDaemons/meshagent_osx64_LaunchDaemon.plist', tokens);
var fix = '';
fix += ("function macosRepair()\n");
fix += ("{\n");
fix += (" var child = require('child_process').execFile('/bin/sh', ['sh']);\n");
fix += (" child.stdout.str = '';\n");
fix += (" child.stdout.on('data', function (chunk) { this.str += chunk.toString(); });\n");
fix += (" child.stderr.on('data', function (chunk) { });\n");
fix += (" child.stdin.write('launchctl unload /Library/LaunchDaemons/meshagent_osx64_LaunchDaemon.plist\\n');\n");
fix += (" child.stdin.write('launchctl load /Library/LaunchDaemons/meshagent_osx64_LaunchDaemon.plist\\n');\n");
fix += (" child.stdin.write('rm /Library/LaunchDaemons/meshagentRepair.plist\\n');\n");
fix += (" child.stdin.write('rm " + process.cwd() + "/macosRepair.js\\n');\n");
fix += (" child.stdin.write('launchctl stop meshagentRepair\\nexit\\n');\n");
fix += (" child.waitExit();\n");
fix += ("}\n");
fix += ("macosRepair();\n");
fix += ("process.exit();\n");
require('fs').writeFileSync(process.cwd() + '/macosRepair.js', fix);
var plist = '<?xml version="1.0" encoding="UTF-8"?>\n';
plist += '<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">\n';
plist += '<plist version="1.0">\n';
plist += ' <dict>\n';
plist += ' <key>Label</key>\n';
plist += (' <string>meshagentRepair</string>\n');
plist += ' <key>ProgramArguments</key>\n';
plist += ' <array>\n';
plist += (' <string>' + process.execPath + '</string>\n');
plist += ' <string>macosRepair.js</string>\n';
plist += ' </array>\n';
plist += ' <key>WorkingDirectory</key>\n';
plist += (' <string>' + process.cwd() + '</string>\n');
plist += ' <key>RunAtLoad</key>\n';
plist += ' <true/>\n';
plist += ' </dict>\n';
plist += '</plist>';
require('fs').writeFileSync('/Library/LaunchDaemons/meshagentRepair.plist', plist);
child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = '';
child.stdout.on('data', function (chunk) { this.str += chunk.toString(); });
child.stdin.write("launchctl load /Library/LaunchDaemons/meshagentRepair.plist\nexit\n");
child.waitExit();
}
}
}
}
// Add an Intel AMT event to the log
function addAmtEvent(msg) {
if (obj.amtevents == null) { obj.amtevents = []; }
var d = new Date();
obj.amtevents.push(zeroPad(d.getHours(), 2) + ':' + zeroPad(d.getMinutes(), 2) + ':' + zeroPad(d.getSeconds(), 2) + ', ' + msg);
if (obj.amtevents.length > 100) { obj.amtevents.splice(0, obj.amtevents.length - 100); }
}
function zeroPad(num, size) { var s = '000000000' + num; return s.substr(s.length - size); }
// Create Secure IPC for Diagnostic Agent Communications
obj.DAIPC = require('net').createServer();
if (process.platform != 'win32') { try { require('fs').unlinkSync(process.cwd() + '/DAIPC'); } catch (e) { } }
obj.DAIPC.IPCPATH = process.platform == 'win32' ? ('\\\\.\\pipe\\' + require('_agentNodeId')() + '-DAIPC') : (process.cwd() + '/DAIPC');
try { obj.DAIPC.listen({ path: obj.DAIPC.IPCPATH, writableAll: true, maxConnections: 5 }); } catch (e) { }
obj.DAIPC._daipc = [];
obj.DAIPC.on('connection', function (c) {
c._send = function (j) {
var data = JSON.stringify(j);
var packet = Buffer.alloc(data.length + 4);
packet.writeUInt32LE(data.length + 4, 0);
Buffer.from(data).copy(packet, 4);
this.write(packet);
};
this._daipc.push(c);
c.parent = this;
c.on('end', function () { removeRegisteredApp(this); });
c.on('data', function (chunk) {
if (chunk.length < 4) { this.unshift(chunk); return; }
var len = chunk.readUInt32LE(0);
if (len > 8192) { removeRegisteredApp(this); this.end(); return; }
if (chunk.length < len) { this.unshift(chunk); return; }
var data = chunk.slice(4, len);
try { data = JSON.parse(data.toString()); } catch (e) { }
if ((data == null) || (typeof data.cmd != 'string')) return;
try {
switch (data.cmd) {
case 'requesthelp':
if (this._registered == null) return;
sendConsoleText('Request Help (' + this._registered + '): ' + data.value);
var help = {};
help[this._registered] = data.value;
try { mesh.SendCommand({ action: 'sessions', type: 'help', value: help }); } catch (e) { }
MeshServerLogEx(98, [this._registered, data.value], "Help Requested, user: " + this._registered + ", details: " + data.value, null);
break;
case 'cancelhelp':
if (this._registered == null) return;
sendConsoleText('Cancel Help (' + this._registered + ')');
try { mesh.SendCommand({ action: 'sessions', type: 'help', value: {} }); } catch (e) { }
break;
case 'register':
if (typeof data.value == 'string') {
this._registered = data.value;
var apps = {};
apps[data.value] = 1;
try { mesh.SendCommand({ action: 'sessions', type: 'app', value: apps }); } catch (e) { }
this._send({ cmd: 'serverstate', value: meshServerConnectionState, url: require('MeshAgent').ConnectedServer, amt: (amt != null) });
}
break;
case 'query':
switch (data.value) {
case 'connection':
data.result = require('MeshAgent').ConnectedServer;
this._send(data);
break;
case 'descriptors':
require('ChainViewer').getSnapshot().then(function (f) {
this.tag.payload.result = f;
this.tag.ipc._send(this.tag.payload);
}).parentPromise.tag = { ipc: this, payload: data };
break;
case 'timerinfo':
data.result = require('ChainViewer').getTimerInfo();
this._send(data);
break;
}
break;
case 'amtstate':
if (amt == null) return;
var func = function amtStateFunc(state) { if (state != null) { amtStateFunc.pipe._send({ cmd: 'amtstate', value: state }); } }
func.pipe = this;
amt.getMeiState(11, func);
break;
case 'sessions':
this._send({ cmd: 'sessions', sessions: tunnelUserCount });
break;
case 'meshToolInfo':
try { mesh.SendCommand({ action: 'meshToolInfo', name: data.name, hash: data.hash, cookie: data.cookie ? true : false, pipe: true }); } catch (e) { }
break;
case 'getUserImage':
try { mesh.SendCommand({ action: 'getUserImage', userid: data.userid, pipe: true }); } catch (e) { }
break;
case 'console':
if (debugConsole) {
var args = splitArgs(data.value);
processConsoleCommand(args[0].toLowerCase(), parseArgs(args), 0, 'pipe');
}
break;
}
}
catch (e) { removeRegisteredApp(this); this.end(); return; }
});
});
// Send current sessions to registered apps
function broadcastSessionsToRegisteredApps(x)
{
var p = {}, i;
for (i = 0; sendAgentMessage.messages != null && i < sendAgentMessage.messages.length; ++i)
{
p[i] = sendAgentMessage.messages[i];
}
tunnelUserCount.msg = p;
broadcastToRegisteredApps({ cmd: 'sessions', sessions: tunnelUserCount });
tunnelUserCount.msg = {};
}
// Send this object to all registered local applications
function broadcastToRegisteredApps(x) {
if ((obj.DAIPC == null) || (obj.DAIPC._daipc == null)) return;
for (var i in obj.DAIPC._daipc) {
if (obj.DAIPC._daipc[i]._registered != null) { obj.DAIPC._daipc[i]._send(x); }
}
}
// Send this object to a specific registered local applications
function sendToRegisteredApp(appid, x) {
if ((obj.DAIPC == null) || (obj.DAIPC._daipc == null)) return;
for (var i in obj.DAIPC._daipc) { if (obj.DAIPC._daipc[i]._registered == appid) { obj.DAIPC._daipc[i]._send(x); } }
}
// Send list of registered apps to the server
function updateRegisteredAppsToServer() {
if ((obj.DAIPC == null) || (obj.DAIPC._daipc == null)) return;
var apps = {};
for (var i in obj.DAIPC._daipc) { if (apps[obj.DAIPC._daipc[i]._registered] == null) { apps[obj.DAIPC._daipc[i]._registered] = 1; } else { apps[obj.DAIPC._daipc[i]._registered]++; } }
try { mesh.SendCommand({ action: 'sessions', type: 'app', value: apps }); } catch (e) { }
}
// Remove a registered app
function removeRegisteredApp(pipe) {
for (var i = obj.DAIPC._daipc.length - 1; i >= 0; i--) { if (obj.DAIPC._daipc[i] === pipe) { obj.DAIPC._daipc.splice(i, 1); } }
if (pipe._registered != null) updateRegisteredAppsToServer();
}
function diagnosticAgent_uninstall() {
require('service-manager').manager.uninstallService('meshagentDiagnostic');
require('task-scheduler').delete('meshagentDiagnostic/periodicStart');
}
function diagnosticAgent_installCheck(install) {
try {
var diag = require('service-manager').manager.getService('meshagentDiagnostic');
return (diag);
}
catch (e) {
}
if (!install) { return (null); }
var svc = null;
try {
require('service-manager').manager.installService(
{
name: 'meshagentDiagnostic',
displayName: "Mesh Agent Diagnostic Service",
description: "Mesh Agent Diagnostic Service",
servicePath: process.execPath,
parameters: ['-recovery']
//files: [{ newName: 'diagnostic.js', _buffer: Buffer.from('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', 'base64') }]
});
svc = require('service-manager').manager.getService('meshagentDiagnostic');
}
catch (e) {
return (null);
}
var proxyConfig = require('global-tunnel').proxyConfig;
var cert = require('MeshAgent').GenerateAgentCertificate('CN=MeshNodeDiagnosticCertificate');
var nodeid = require('tls').loadCertificate(cert.root).getKeyHash().toString('base64');
ddb = require('SimpleDataStore').Create(svc.appWorkingDirectory().replace('\\', '/') + '/meshagentDiagnostic.db');
ddb.Put('disableUpdate', '1');
ddb.Put('MeshID', Buffer.from(require('MeshAgent').ServerInfo.MeshID, 'hex'));
ddb.Put('ServerID', require('MeshAgent').ServerInfo.ServerID);
ddb.Put('MeshServer', require('MeshAgent').ServerInfo.ServerUri);
if (cert.root.pfx) { ddb.Put('SelfNodeCert', cert.root.pfx); }
if (cert.tls) { ddb.Put('SelfNodeTlsCert', cert.tls.pfx); }
if (proxyConfig) {
ddb.Put('WebProxy', proxyConfig.host + ':' + proxyConfig.port);
}
else {
ddb.Put('ignoreProxyFile', '1');
}
require('MeshAgent').SendCommand({ action: 'diagnostic', value: { command: 'register', value: nodeid } });
require('MeshAgent').SendCommand({ action: 'msg', type: 'console', value: "Diagnostic Agent Registered [" + nodeid.length + "/" + nodeid + "]" });
delete ddb;
// Set a recurrent task, to run the Diagnostic Agent every 2 days
require('task-scheduler').create({ name: 'meshagentDiagnostic/periodicStart', daily: 2, time: require('tls').generateRandomInteger('0', '23') + ':' + require('tls').generateRandomInteger('0', '59').padStart(2, '0'), service: 'meshagentDiagnostic' });
//require('task-scheduler').create({ name: 'meshagentDiagnostic/periodicStart', daily: '1', time: '17:16', service: 'meshagentDiagnostic' });
return (svc);
}
// Monitor the file 'batterystate.txt' in the agent's folder and sends battery update when this file is changed.
if ((require('fs').existsSync(process.cwd() + 'batterystate.txt')) && (require('fs').watch != null)) {
// Setup manual battery monitoring
require('MeshAgent')._batteryFileWatcher = require('fs').watch(process.cwd(), function () {
if (require('MeshAgent')._batteryFileTimer != null) return;
require('MeshAgent')._batteryFileTimer = setTimeout(function () {
try {
require('MeshAgent')._batteryFileTimer = null;
var data = null;
try { data = require('fs').readFileSync(process.cwd() + 'batterystate.txt').toString(); } catch (e) { }
if ((data != null) && (data.length < 10)) {
data = data.split(',');
if ((data.length == 2) && ((data[0] == 'ac') || (data[0] == 'dc'))) {
var level = parseInt(data[1]);
if ((level >= 0) && (level <= 100)) { require('MeshAgent').SendCommand({ action: 'battery', state: data[0], level: level }); }
}
}
} catch (e) { }
}, 1000);
});
}
else {
// Setup normal battery monitoring
if (require('identifiers').isBatteryPowered && require('identifiers').isBatteryPowered()) {
require('MeshAgent')._battLevelChanged = function _battLevelChanged(val) {
_battLevelChanged.self._currentBatteryLevel = val;
_battLevelChanged.self.SendCommand({ action: 'battery', state: _battLevelChanged.self._currentPowerState, level: val });
};
require('MeshAgent')._battLevelChanged.self = require('MeshAgent');
require('MeshAgent')._powerChanged = function _powerChanged(val) {
_powerChanged.self._currentPowerState = (val == 'AC' ? 'ac' : 'dc');
_powerChanged.self.SendCommand({ action: 'battery', state: (val == 'AC' ? 'ac' : 'dc'), level: _powerChanged.self._currentBatteryLevel });
};
require('MeshAgent')._powerChanged.self = require('MeshAgent');
require('MeshAgent').on('Connected', function (status) {
if (status == 0) {
require('power-monitor').removeListener('acdc', this._powerChanged);
require('power-monitor').removeListener('batteryLevel', this._battLevelChanged);
} else {
require('power-monitor').on('acdc', this._powerChanged);
require('power-monitor').on('batteryLevel', this._battLevelChanged);
}
});
}
}
// MeshAgent JavaScript Core Module. This code is sent to and running on the mesh agent.
var meshCoreObj = { action: 'coreinfo', value: (require('MeshAgent').coreHash ? ('MeshCore CRC-' + crc32c(require('MeshAgent').coreHash)) : ('MeshCore v6')), caps: 14, root: require('user-sessions').isRoot() }; // Capability bitmask: 1 = Desktop, 2 = Terminal, 4 = Files, 8 = Console, 16 = JavaScript, 32 = Temporary Agent, 64 = Recovery Agent
// Get the operating system description string
try { require('os').name().then(function (v) { meshCoreObj.osdesc = v; meshCoreObjChanged(); }); } catch (e) { }
// Setup logged in user monitoring (THIS IS BROKEN IN WIN7)
try {
var userSession = require('user-sessions');
userSession.on('changed', function onUserSessionChanged() {
userSession.enumerateUsers().then(function (users) {
if (process.platform == 'linux') {
if (userSession._startTime == null) {
userSession._startTime = Date.now();
userSession._count = users.length;
}
else if (Date.now() - userSession._startTime < 10000 && users.length == userSession._count) {
userSession.removeAllListeners('changed');
return;
}
}
var u = [], a = users.Active;
for (var i = 0; i < a.length; i++) {
var un = a[i].Domain ? (a[i].Domain + '\\' + a[i].Username) : (a[i].Username);
if (u.indexOf(un) == -1) { u.push(un); } // Only push users in the list once.
}
meshCoreObj.users = u;
meshCoreObjChanged();
});
});
userSession.emit('changed');
//userSession.on('locked', function (user) { sendConsoleText('[' + (user.Domain ? user.Domain + '\\' : '') + user.Username + '] has LOCKED the desktop'); });
//userSession.on('unlocked', function (user) { sendConsoleText('[' + (user.Domain ? user.Domain + '\\' : '') + user.Username + '] has UNLOCKED the desktop'); });
} catch (e) { }
var meshServerConnectionState = 0;
var tunnels = {};
var lastNetworkInfo = null;
var lastPublicLocationInfo = null;
var selfInfoUpdateTimer = null;
var http = require('http');
var net = require('net');
var fs = require('fs');
var rtc = require('ILibWebRTC');
var amt = null;
var processManager = require('process-manager');
var wifiScannerLib = null;
var wifiScanner = null;
var networkMonitor = null;
var nextTunnelIndex = 1;
var apftunnel = null;
var tunnelUserCount = { terminal: {}, files: {}, tcp: {}, udp: {}, msg: {} }; // List of userid->count sessions for terminal, files and TCP/UDP routing
// Add to the server event log
function MeshServerLog(msg, state) {
if (typeof msg == 'string') { msg = { action: 'log', msg: msg }; } else { msg.action = 'log'; }
if (state) {
if (state.userid) { msg.userid = state.userid; }
if (state.username) { msg.username = state.username; }
if (state.sessionid) { msg.sessionid = state.sessionid; }
if (state.remoteaddr) { msg.remoteaddr = state.remoteaddr; }
}
mesh.SendCommand(msg);
}
// Add to the server event log, use internationalized events
function MeshServerLogEx(id, args, msg, state) {
var msg = { action: 'log', msgid: id, msgArgs: args, msg: msg };
if (state) {
if (state.userid) { msg.userid = state.userid; }
if (state.username) { msg.username = state.username; }
if (state.sessionid) { msg.sessionid = state.sessionid; }
if (state.remoteaddr) { msg.remoteaddr = state.remoteaddr; }
}
mesh.SendCommand(msg);
}
// Import libraries
db = require('SimpleDataStore').Shared();
sha = require('SHA256Stream');
mesh = require('MeshAgent');
childProcess = require('child_process');
if (mesh.hasKVM == 1) { // if the agent is compiled with KVM support
// Check if this computer supports a desktop
try {
if ((process.platform == 'win32') || (process.platform == 'darwin') || (require('monitor-info').kvm_x11_support)) {
meshCoreObj.caps |= 1; meshCoreObjChanged();
} else if (process.platform == 'linux' || process.platform == 'freebsd') {
require('monitor-info').on('kvmSupportDetected', function (value) { meshCoreObj.caps |= 1; meshCoreObjChanged(); });
}
} catch (e) { }
}
mesh.DAIPC = obj.DAIPC;
/*
// Try to load up the network monitor
try {
networkMonitor = require('NetworkMonitor');
networkMonitor.on('change', function () { sendNetworkUpdateNagle(); });
networkMonitor.on('add', function (addr) { sendNetworkUpdateNagle(); });
networkMonitor.on('remove', function (addr) { sendNetworkUpdateNagle(); });
} catch (e) { networkMonitor = null; }
*/
// Fetch the SMBios Tables
var SMBiosTables = null;
var SMBiosTablesRaw = null;
try {
var SMBiosModule = null;
try { SMBiosModule = require('smbios'); } catch (e) { }
if (SMBiosModule != null) {
SMBiosModule.get(function (data) {
if (data != null) {
SMBiosTablesRaw = data;
SMBiosTables = require('smbios').parse(data)
if (mesh.isControlChannelConnected) { mesh.SendCommand({ action: 'smbios', value: SMBiosTablesRaw }); }
// If SMBios tables say that Intel AMT is present, try to connect MEI
if (SMBiosTables.amtInfo && (SMBiosTables.amtInfo.AMT == true)) {
var amtmodule = require('amt-manage');
amt = new amtmodule(mesh, db, false);
amt.on('portBinding_LMS', function (map) { mesh.SendCommand({ action: 'lmsinfo', value: { ports: map.keys() } }); });
amt.on('stateChange_LMS', function (v) { if (!meshCoreObj.intelamt) { meshCoreObj.intelamt = {}; } meshCoreObj.intelamt.microlms = v; meshCoreObjChanged(); }); // 0 = Disabled, 1 = Connecting, 2 = Connected
amt.onStateChange = function (state) { if (state == 2) { sendPeriodicServerUpdate(1); } } // MEI State
amt.reset();
}
}
});
}
} catch (e) { sendConsoleText("ex1: " + e); }
// Try to load up the WIFI scanner
try {
var wifiScannerLib = require('wifi-scanner');
wifiScanner = new wifiScannerLib();
wifiScanner.on('accessPoint', function (data) { sendConsoleText("wifiScanner: " + data); });
} catch (e) { wifiScannerLib = null; wifiScanner = null; }
// Get our location (lat/long) using our public IP address
var getIpLocationDataExInProgress = false;
var getIpLocationDataExCounts = [0, 0];
function getIpLocationDataEx(func) {
if (getIpLocationDataExInProgress == true) { return false; }
try {
getIpLocationDataExInProgress = true;
getIpLocationDataExCounts[0]++;
var options = http.parseUri("http://ipinfo.io/json");
options.method = 'GET';
http.request(options, function (resp) {
if (resp.statusCode == 200) {
var geoData = '';
resp.data = function (geoipdata) { geoData += geoipdata; };
resp.end = function () {
var location = null;
try {
if (typeof geoData == 'string') {
var result = JSON.parse(geoData);
if (result.ip && result.loc) { location = result; }
}
} catch (e) { }
if (func) { getIpLocationDataExCounts[1]++; func(location); }
}
} else
{ func(null); }
getIpLocationDataExInProgress = false;
}).end();
return true;
}
catch (e) { return false; }
}
// Remove all Gateway MAC addresses for interface list. This is useful because the gateway MAC is not always populated reliably.
function clearGatewayMac(str) {
if (typeof str != 'string') return null;
var x = JSON.parse(str);
for (var i in x.netif) { try { if (x.netif[i].gatewaymac) { delete x.netif[i].gatewaymac } } catch (ex) { } }
return JSON.stringify(x);
}
function getIpLocationData(func) {
// Get the location information for the cache if possible
var publicLocationInfo = db.Get('publicLocationInfo');
if (publicLocationInfo != null) { publicLocationInfo = JSON.parse(publicLocationInfo); }
if (publicLocationInfo == null) {
// Nothing in the cache, fetch the data
getIpLocationDataEx(function (locationData) {
if (locationData != null) {
publicLocationInfo = {};
publicLocationInfo.netInfoStr = lastNetworkInfo;
publicLocationInfo.locationData = locationData;
var x = db.Put('publicLocationInfo', JSON.stringify(publicLocationInfo)); // Save to database
if (func) func(locationData); // Report the new location
}
else {
if (func) func(null); // Report no location
}
});
}
else {
// Check the cache
if (clearGatewayMac(publicLocationInfo.netInfoStr) == clearGatewayMac(lastNetworkInfo)) {
// Cache match
if (func) func(publicLocationInfo.locationData);
}
else {
// Cache mismatch
getIpLocationDataEx(function (locationData) {
if (locationData != null) {
publicLocationInfo = {};
publicLocationInfo.netInfoStr = lastNetworkInfo;
publicLocationInfo.locationData = locationData;
var x = db.Put('publicLocationInfo', JSON.stringify(publicLocationInfo)); // Save to database
if (func) func(locationData); // Report the new location
}
else {
if (func) func(publicLocationInfo.locationData); // Can't get new location, report the old location
}
});
}
}
}
// Polyfill String.endsWith
if (!String.prototype.endsWith) {
String.prototype.endsWith = function (searchString, position) {
var subjectString = this.toString();
if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) { position = subjectString.length; }
position -= searchString.length;
var lastIndex = subjectString.lastIndexOf(searchString, position);
return lastIndex !== -1 && lastIndex === position;
};
}
// Polyfill path.join
obj.path =
{
join: function () {
var x = [];
for (var i in arguments) {
var w = arguments[i];
if (w != null) {
while (w.endsWith('/') || w.endsWith('\\')) { w = w.substring(0, w.length - 1); }
if (i != 0) {
while (w.startsWith('/') || w.startsWith('\\')) { w = w.substring(1); }
}
x.push(w);
}
}
if (x.length == 0) return '/';
return x.join('/');
}
};
// Replace a string with a number if the string is an exact number
function toNumberIfNumber(x) { if ((typeof x == 'string') && (+parseInt(x) === x)) { x = parseInt(x); } return x; }
// Convert decimal to hex
function char2hex(i) { return (i + 0x100).toString(16).substr(-2).toUpperCase(); }
// Convert a raw string to a hex string
function rstr2hex(input) { var r = '', i; for (i = 0; i < input.length; i++) { r += char2hex(input.charCodeAt(i)); } return r; }
// Convert a buffer into a string
function buf2rstr(buf) { var r = ''; for (var i = 0; i < buf.length; i++) { r += String.fromCharCode(buf[i]); } return r; }
// Convert a hex string to a raw string // TODO: Do this using Buffer(), will be MUCH faster
function hex2rstr(d) {
if (typeof d != "string" || d.length == 0) return '';
var r = '', m = ('' + d).match(/../g), t;
while (t = m.shift()) r += String.fromCharCode('0x' + t);
return r
}
// Convert an object to string with all functions
function objToString(x, p, pad, ret) {
if (ret == undefined) ret = '';
if (p == undefined) p = 0;
if (x == null) { return '[null]'; }
if (p > 8) { return '[...]'; }
if (x == undefined) { return '[undefined]'; }
if (typeof x == 'string') { if (p == 0) return x; return '"' + x + '"'; }
if (typeof x == 'buffer') { return '[buffer]'; }
if (typeof x != 'object') { return x; }
var r = '{' + (ret ? '\r\n' : ' ');
for (var i in x) { if (i != '_ObjectID') { r += (addPad(p + 2, pad) + i + ': ' + objToString(x[i], p + 2, pad, ret) + (ret ? '\r\n' : ' ')); } }
return r + addPad(p, pad) + '}';
}
// Return p number of spaces
function addPad(p, ret) { var r = ''; for (var i = 0; i < p; i++) { r += ret; } return r; }
// 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;
}
// 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;
}
// Get server target url with a custom path
function getServerTargetUrl(path) {
var x = mesh.ServerUrl;
//sendConsoleText("mesh.ServerUrl: " + mesh.ServerUrl);
if (x == null) { return null; }
if (path == null) { path = ''; }
x = http.parseUri(x);
if (x == null) return null;
return x.protocol + '//' + x.host + ':' + x.port + '/' + path;
}
// Get server url. If the url starts with "*/..." change it, it not use the url as is.
function getServerTargetUrlEx(url) {
if (url.substring(0, 2) == '*/') { return getServerTargetUrl(url.substring(2)); }
return url;
}
function sendWakeOnLanEx_interval() {
var t = require('MeshAgent').wakesockets;
if (t.list.length == 0) {
clearInterval(t);
delete require('MeshAgent').wakesockets;
return;
}
var mac = t.list.shift().split(':').join('')
var magic = 'FFFFFFFFFFFF';
for (var x = 1; x <= 16; ++x) { magic += mac; }
var magicbin = Buffer.from(magic, 'hex');
for (var i in t.sockets) {
t.sockets[i].send(magicbin, 7, '255.255.255.255');
//sendConsoleText('Sending wake packet on ' + JSON.stringify(t.sockets[i].address()));
}
}
function sendWakeOnLanEx(hexMacList) {
var ret = 0;
if (require('MeshAgent').wakesockets == null) {
// Create a new interval timer
require('MeshAgent').wakesockets = setInterval(sendWakeOnLanEx_interval, 10);
require('MeshAgent').wakesockets.sockets = [];
require('MeshAgent').wakesockets.list = hexMacList;
var interfaces = require('os').networkInterfaces();
for (var adapter in interfaces) {
if (interfaces.hasOwnProperty(adapter)) {
for (var i = 0; i < interfaces[adapter].length; ++i) {
var addr = interfaces[adapter][i];
if ((addr.family == 'IPv4') && (addr.mac != '00:00:00:00:00:00')) {
try {
var socket = require('dgram').createSocket({ type: 'udp4' });
socket.bind({ address: addr.address });
socket.setBroadcast(true);
socket.setMulticastInterface(addr.address);
socket.setMulticastTTL(1);
socket.descriptorMetadata = 'WoL (' + addr.address + ')';
require('MeshAgent').wakesockets.sockets.push(socket);
++ret;
}
catch (e) { }
}
}
}
}
}
else {
// Append to an existing interval timer
for (var i in hexMacList) {
require('MeshAgent').wakesockets.list.push(hexMacList[i]);
}
ret = require('MeshAgent').wakesockets.sockets.length;
}
return (ret);
}
// Handle a mesh agent command
function handleServerCommand(data) {
if (typeof data == 'object') {
// If this is a console command, parse it and call the console handler
switch (data.action) {
case 'agentupdate':
agentUpdate_Start(data.url, { hash: data.hash, tlshash: data.servertlshash, sessionid: data.sessionid });
break;
case 'msg': {
switch (data.type) {
case 'console': { // Process a console command
if (data.value && data.sessionid) {
MeshServerLogEx(17, [data.value], "Processing console command: " + data.value, data);
var args = splitArgs(data.value);
processConsoleCommand(args[0].toLowerCase(), parseArgs(args), data.rights, data.sessionid);
}
break;
}
case 'tunnel': {
if (data.value != null) { // Process a new tunnel connection request
// Create a new tunnel object
var xurl = getServerTargetUrlEx(data.value);
if (xurl != null) {
xurl = xurl.split('$').join('%24').split('@').join('%40'); // Escape the $ and @ characters
var woptions = http.parseUri(xurl);
woptions.perMessageDeflate = false;
if (typeof data.perMessageDeflate == 'boolean') { woptions.perMessageDeflate = data.perMessageDeflate; }
// Perform manual server TLS certificate checking based on the certificate hash given by the server.
woptions.rejectUnauthorized = 0;
woptions.checkServerIdentity = function checkServerIdentity(certs)
{
/*
try { sendConsoleText("certs[0].digest: " + certs[0].digest); } catch (ex) { sendConsoleText(ex); }
try { sendConsoleText("certs[0].fingerprint: " + certs[0].fingerprint); } catch (ex) { sendConsoleText(ex); }
try { sendConsoleText("control-digest: " + require('MeshAgent').ServerInfo.ControlChannelCertificate.digest); } catch (ex) { sendConsoleText(ex); }
try { sendConsoleText("control-fingerprint: " + require('MeshAgent').ServerInfo.ControlChannelCertificate.fingerprint); } catch (ex) { sendConsoleText(ex); }
*/
// Check if this is an old agent, no certificate checks are possible in this situation. Display a warning.
if ((require('MeshAgent').ServerInfo == null) || (require('MeshAgent').ServerInfo.ControlChannelCertificate == null) || (certs[0].digest == null)) { sendAgentMessage("This agent is using insecure tunnels, consider updating.", 3, 119, true); return; }
// If the tunnel certificate matches the control channel certificate, accept the connection
if (require('MeshAgent').ServerInfo.ControlChannelCertificate.digest == certs[0].digest) return; // Control channel certificate matches using full cert hash
if ((certs[0].fingerprint != null) && (require('MeshAgent').ServerInfo.ControlChannelCertificate.fingerprint == certs[0].fingerprint)) return; // Control channel certificate matches using public key hash
// Check that the certificate is the one expected by the server, fail if not.
if ((checkServerIdentity.servertlshash != null) && (checkServerIdentity.servertlshash.toLowerCase() != certs[0].digest.split(':').join('').toLowerCase())) { throw new Error('BadCert') }
}
woptions.checkServerIdentity.servertlshash = data.servertlshash;
//sendConsoleText(JSON.stringify(woptions));
//sendConsoleText('TUNNEL: ' + JSON.stringify(data));
var tunnel = http.request(woptions);
tunnel.upgrade = onTunnelUpgrade;
tunnel.on('error', function (e) { sendConsoleText("ERROR: Unable to connect relay tunnel to: " + this.url + ", " + JSON.stringify(e)); });
tunnel.sessionid = data.sessionid;
tunnel.rights = data.rights;
tunnel.consent = data.consent;
if (global._MSH && _MSH().LocalConsent != null) { tunnel.consent |= parseInt(_MSH().LocalConsent); }
tunnel.privacybartext = data.privacybartext ? data.privacybartext : "Sharing desktop with: {0}";
tunnel.username = data.username + (data.guestname ? (' - ' + data.guestname) : '');
tunnel.realname = (data.realname ? data.realname : data.username) + (data.guestname ? (' - ' + data.guestname) : '');
tunnel.guestname = data.guestname;
tunnel.userid = data.userid;
tunnel.remoteaddr = data.remoteaddr;
tunnel.state = 0;
tunnel.url = xurl;
tunnel.protocol = 0;
tunnel.soptions = data.soptions;
tunnel.tcpaddr = data.tcpaddr;
tunnel.tcpport = data.tcpport;
tunnel.udpaddr = data.udpaddr;
tunnel.udpport = data.udpport;
tunnel.end();
// Put the tunnel in the tunnels list
var index = nextTunnelIndex++;
tunnel.index = index;
tunnels[index] = tunnel;
//sendConsoleText('New tunnel connection #' + index + ': ' + tunnel.url + ', rights: ' + tunnel.rights, data.sessionid);
}
}
break;
}
case 'messagebox': {
// Display a message box
if (data.title && data.msg) {
MeshServerLogEx(18, [data.title, data.msg], "Displaying message box, title=" + data.title + ", message=" + data.msg, data);
try { require('message-box').create(data.title, data.msg, 120).then(function () { }).catch(function () { }); } catch (e) { }
}
break;
}
case 'ps': {
// Return the list of running processes
if (data.sessionid) {
processManager.getProcesses(function (plist) {
mesh.SendCommand({ action: 'msg', type: 'ps', value: JSON.stringify(plist), sessionid: data.sessionid });
});
}
break;
}
case 'psinfo': {
// Requestion details information about a process
if (data.pid) {
var info = {}; // TODO: Replace with real data. Feel free not to give all values if not available.
/*
info.processUser = "User"; // String
info.processDomain = "Domain"; // String
info.cmd = "abc"; // String
info.processName = "dummydata";
info.privateMemorySize = 123; // Bytes
info.virtualMemorySize = 123; // Bytes
info.workingSet = 123; // Bytes
info.totalProcessorTime = 123; // Seconds
info.userProcessorTime = 123; // Seconds
info.startTime = "2012-12-30T23:59:59.000Z"; // Time in UTC ISO format
info.sessionId = 123; // Number
info.privilegedProcessorTime = 123; // Seconds
info.PriorityBoostEnabled = true; // Boolean
info.peakWorkingSet = 123; // Bytes
info.peakVirtualMemorySize = 123; // Bytes
info.peakPagedMemorySize = 123; // Bytes
info.pagedSystemMemorySize = 123; // Bytes
info.pagedMemorySize = 123; // Bytes
info.nonpagedSystemMemorySize = 123; // Bytes
info.mainWindowTitle = "dummydata"; // String
info.machineName = "dummydata"; // Only set this if machine name is not "."
info.handleCount = 123; // Number
*/
mesh.SendCommand({ action: 'msg', type: 'psinfo', pid: data.pid, sessionid: data.sessionid, value: info });
}
break;
}
case 'pskill': {
// Kill a process
if (data.value) {
MeshServerLogEx(19, [data.value], "Killing process " + data.value, data);
try { process.kill(data.value); } catch (e) { sendConsoleText("pskill: " + JSON.stringify(e)); }
}
break;
}
case 'services': {
// Return the list of installed services
var services = null;
try { services = require('service-manager').manager.enumerateService(); } catch (e) { }
if (services != null) { mesh.SendCommand({ action: 'msg', type: 'services', value: JSON.stringify(services), sessionid: data.sessionid }); }
break;
}
case 'serviceStop': {
// Stop a service
try {
var service = require('service-manager').manager.getService(data.serviceName);
if (service != null) { service.stop(); }
} catch (e) { }
break;
}
case 'serviceStart': {
// Start a service
try {
var service = require('service-manager').manager.getService(data.serviceName);
if (service != null) { service.start(); }
} catch (e) { }
break;
}
case 'serviceRestart': {
// Restart a service
try {
var service = require('service-manager').manager.getService(data.serviceName);
if (service != null) { service.restart(); }
} catch (e) { }
break;
}
case 'deskBackground':
{
// Toggle desktop background
try {
if (process.platform == 'win32') {
var stype = require('user-sessions').getProcessOwnerName(process.pid).tsid == 0 ? 1 : 0;
var sid = undefined;
if (stype == 1) {
if (require('MeshAgent')._tsid != null) {
stype = 5;
sid = require('MeshAgent')._tsid;
}
}
var id = require('user-sessions').getProcessOwnerName(process.pid).tsid == 0 ? 1 : 0;
var child = require('child_process').execFile(process.execPath, [process.execPath.split('\\').pop(), '-b64exec', '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'], { type: stype, uid: sid });
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function () { });
child.waitExit();
var current = child.stdout.str.trim();
if (current != '') { require('MeshAgent')._wallpaper = current; }
child = require('child_process').execFile(process.execPath, [process.execPath.split('\\').pop(), '-b64exec', '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', current != '' ? '""' : require('MeshAgent')._wallpaper], { type: stype, uid: sid });
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function () { });
child.waitExit();
} else {
var id = require('user-sessions').consoleUid();
var current = require('linux-gnome-helpers').getDesktopWallpaper(id);
if (current != '/dev/null') { require('MeshAgent')._wallpaper = current; }
require('linux-gnome-helpers').setDesktopWallpaper(id, current != '/dev/null' ? undefined : require('MeshAgent')._wallpaper);
}
} catch (e) {
sendConsoleText(e);
}
break;
}
case 'openUrl': {
// Open a local web browser and return success/fail
MeshServerLogEx(20, [data.url], "Opening: " + data.url, data);
sendConsoleText("OpenURL: " + data.url);
if (data.url) { mesh.SendCommand({ action: 'msg', type: 'openUrl', url: data.url, sessionid: data.sessionid, success: (openUserDesktopUrl(data.url) != null) }); }
break;
}
case 'getclip': {
// Send the load clipboard back to the user
//sendConsoleText('getClip: ' + JSON.stringify(data));
if (require('MeshAgent').isService) {
require('clipboard').dispatchRead().then(function (str) {
if (str) {
MeshServerLogEx(21, [str.length], "Getting clipboard content, " + str.length + " byte(s)", data);
mesh.SendCommand({ action: 'msg', type: 'getclip', sessionid: data.sessionid, data: str, tag: data.tag });
}
});
} else {
require("clipboard").read().then(function (str) {
if (str) {
MeshServerLogEx(21, [str.length], "Getting clipboard content, " + str.length + " byte(s)", data);
mesh.SendCommand({ action: 'msg', type: 'getclip', sessionid: data.sessionid, data: str, tag: data.tag });
}
});
}
break;
}
case 'setclip': {
// Set the load clipboard to a user value
if (typeof data.data == 'string')
{
MeshServerLogEx(22, [data.data.length], "Setting clipboard content, " + data.data.length + " byte(s)", data);
if (require('MeshAgent').isService)
{
if (process.platform != 'win32')
{
require('clipboard').dispatchWrite(data.data);
}
else
{
var clipargs = data.data;
var uid = require('user-sessions').consoleUid();
var user = require('user-sessions').getUsername(uid);
var domain = require('user-sessions').getDomain(uid);
user = (domain + '\\' + user);
this._dispatcher = require('win-dispatcher').dispatch({ user: user, modules: [{ name: 'clip-dispatch', script: "module.exports = { dispatch: function dispatch(val) { require('clipboard')(val); process.exit(); } };" }], launch: { module: 'clip-dispatch', method: 'dispatch', args: [clipargs] } });
this._dispatcher.parent = this;
//require('events').setFinalizerMetadata.call(this._dispatcher, 'clip-dispatch');
this._dispatcher.on('connection', function (c)
{
this._c = c;
this._c.root = this.parent;
this._c.on('end', function ()
{
this.root._dispatcher = null;
this.root = null;
});
});
}
}
else
{
require("clipboard")(data.data);
} // Set the clipboard
mesh.SendCommand({ action: 'msg', type: 'setclip', sessionid: data.sessionid, success: true });
}
break;
}
case 'userSessions': {
// Send back current user sessions list, this is Windows only.
//sendConsoleText('userSessions: ' + JSON.stringify(data));
if (process.platform != 'win32') break;
var p = require('user-sessions').enumerateUsers();
p.sessionid = data.sessionid;
p.then(function (u) { mesh.SendCommand({ action: 'msg', type: 'userSessions', sessionid: data.sessionid, data: u, tag: data.tag }); });
break;
}
case 'cpuinfo':
// CPU & memory utilization
var cpuuse = require('sysinfo').cpuUtilization();
cpuuse.sessionid = data.sessionid;
cpuuse.tag = data.tag;
cpuuse.then(function (data) {
mesh.SendCommand(JSON.stringify(
{
action: 'msg',
type: 'cpuinfo',
cpu: data,
memory: require('sysinfo').memUtilization(),
thermals: require('sysinfo').thermals == null ? [] : require('sysinfo').thermals(),
sessionid: this.sessionid,
tag: this.tag
}));
}, function (ex) { });
break;
case 'localapp':
// Send a message to a local application
sendConsoleText('localappMsg: ' + data.appid + ', ' + JSON.stringify(data.value));
if (data.appid != null) { sendToRegisteredApp(data.appid, data.value); } else { broadcastToRegisteredApps(data.value); }
break;
default:
// Unknown action, ignore it.
break;
}
break;
}
case 'acmactivate': {
if (amt != null) {
MeshServerLogEx(23, null, "Attempting Intel AMT ACM mode activation", data);
amt.setAcmResponse(data);
}
break;
}
case 'wakeonlan': {
// Send wake-on-lan on all interfaces for all MAC addresses in data.macs array. The array is a list of HEX MAC addresses.
//sendConsoleText("Server requesting wake-on-lan for: " + data.macs.join(', '));
sendWakeOnLanEx(data.macs);
sendWakeOnLanEx(data.macs);
sendWakeOnLanEx(data.macs);
break;
}
case 'runcommands': {
if (mesh.cmdchild != null) { sendConsoleText("Run commands can't execute, already busy."); break; }
sendConsoleText("Run commands (" + data.runAsUser + "): " + data.cmds);
// data.runAsUser: 0=Agent,1=UserOrAgent,2=UserOnly
var options = {};
if (data.runAsUser > 0) {
try { options.uid = require('user-sessions').consoleUid(); } catch (e) { }
options.type = require('child_process').SpawnTypes.TERM;
}
if (data.runAsUser == 2) {
if (options.uid == null) break;
if (((require('user-sessions').minUid != null) && (options.uid < require('user-sessions').minUid()))) break; // This command can only run as user.
}
if (process.platform == 'win32') {
if (data.type == 1) {
// Windows command shell
mesh.cmdchild = require('child_process').execFile(process.env['windir'] + '\\system32\\cmd.exe', ['cmd'], options);
mesh.cmdchild.descriptorMetadata = 'UserCommandsShell';
mesh.cmdchild.stdout.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stderr.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stdin.write(data.cmds + '\r\nexit\r\n');
mesh.cmdchild.on('exit', function () { sendConsoleText("Run commands completed."); delete mesh.cmdchild; });
} else if (data.type == 2) {
// Windows Powershell
mesh.cmdchild = require('child_process').execFile(process.env['windir'] + '\\System32\\WindowsPowerShell\\v1.0\\powershell.exe', ['powershell', '-noprofile', '-nologo', '-command', '-'], options);
mesh.cmdchild.descriptorMetadata = 'UserCommandsPowerShell';
mesh.cmdchild.stdout.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stderr.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stdin.write(data.cmds + '\r\nexit\r\n');
mesh.cmdchild.on('exit', function () { sendConsoleText("Run commands completed."); delete mesh.cmdchild; });
}
} else if (data.type == 3) {
// Linux shell
mesh.cmdchild = require('child_process').execFile('/bin/sh', ['sh'], options);
mesh.cmdchild.descriptorMetadata = 'UserCommandsShell';
mesh.cmdchild.stdout.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stderr.on('data', function (c) { sendConsoleText(c.toString()); });
mesh.cmdchild.stdin.write(data.cmds.split('\r').join('') + '\nexit\n');
mesh.cmdchild.on('exit', function () { sendConsoleText("Run commands completed."); delete mesh.cmdchild; });
}
break;
}
case 'uninstallagent':
// Uninstall this agent
var agentName = process.platform == 'win32' ? 'Mesh Agent' : 'meshagent';
try {
agentName = require('MeshAgent').serviceName;
}
catch (x) {
}
if (require('service-manager').manager.getService(agentName).isMe()) {
try { diagnosticAgent_uninstall(); } catch (e) { }
var js = "require('service-manager').manager.getService('" + agentName + "').stop(); require('service-manager').manager.uninstallService('" + agentName + "'); process.exit();";
this.child = require('child_process').execFile(process.execPath, [process.platform == 'win32' ? (process.execPath.split('\\').pop()) : (process.execPath.split('/').pop()), '-b64exec', Buffer.from(js).toString('base64')], { type: 4, detached: true });
}
break;
case 'poweraction': {
// Server telling us to execute a power action
if ((mesh.ExecPowerState != undefined) && (data.actiontype)) {
var forced = 0;
if (data.forced == 1) { forced = 1; }
data.actiontype = parseInt(data.actiontype);
MeshServerLogEx(25, [data.actiontype, forced], "Performing power action=" + data.actiontype + ", forced=" + forced, data);
sendConsoleText("Performing power action=" + data.actiontype + ", forced=" + forced + '.');
var r = mesh.ExecPowerState(data.actiontype, forced);
sendConsoleText("ExecPowerState returned code: " + r);
}
break;
}
case 'iplocation': {
// Update the IP location information of this node. Only do this when requested by the server since we have a limited amount of time we can call this per day
getIpLocationData(function (location) { mesh.SendCommand({ action: 'iplocation', type: 'publicip', value: location }); });
break;
}
case 'toast': {
// Display a toast message
if (data.title && data.msg) {
MeshServerLogEx(26, [data.title, data.msg], "Displaying toast message, title=" + data.title + ", message=" + data.msg, data);
data.msg = data.msg.split('\r').join('\\r').split('\n').join('\\n');
try { require('toaster').Toast(data.title, data.msg); } catch (e) { }
}
break;
}
case 'openUrl': {
// Open a local web browser and return success/fail
//sendConsoleText('OpenURL: ' + data.url);
MeshServerLogEx(20, [data.url], "Opening: " + data.url, data);
if (data.url) { mesh.SendCommand({ action: 'openUrl', url: data.url, sessionid: data.sessionid, success: (openUserDesktopUrl(data.url) != null) }); }
break;
}
case 'amtconfig': {
// Perform Intel AMT activation and/or configuration
if ((apftunnel != null) || (amt == null) || (typeof data.user != 'string') || (typeof data.pass != 'string')) break;
amt.getMeiState(15, function (state) {
if ((apftunnel != null) || (amt == null)) return;
if ((state == null) || (state.ProvisioningState == null)) return;
if ((state.UUID == null) || (state.UUID.length != 36)) return; // Bad UUID
var apfarg = {
mpsurl: mesh.ServerUrl.replace('/agent.ashx', '/apf.ashx'),
mpsuser: data.user, // Agent user name
mpspass: data.pass, // Encrypted login cookie
mpskeepalive: 60000,
clientname: state.OsHostname,
clientaddress: '127.0.0.1',
clientuuid: state.UUID,
conntype: 2, // 0 = CIRA, 1 = Relay, 2 = LMS. The correct value is 2 since we are performing an LMS relay, other values for testing.
meiState: state // MEI state will be passed to MPS server
};
addAmtEvent('LMS tunnel start.');
apftunnel = require('amt-apfclient')({ debug: false }, apfarg);
apftunnel.onJsonControl = handleApfJsonControl;
apftunnel.onChannelClosed = function () { addAmtEvent('LMS tunnel closed.'); apftunnel = null; }
try { apftunnel.connect(); } catch (ex) { }
});
break;
}
case 'getScript': {
// Received a configuration script from the server
sendConsoleText('getScript: ' + JSON.stringify(data));
break;
}
case 'sysinfo': {
// Fetch system information
getSystemInformation(function (results) {
if ((results != null) && (data.hash != results.hash)) { mesh.SendCommand({ action: 'sysinfo', sessionid: this.sessionid, data: results }); }
});
break;
}
case 'ping': { mesh.SendCommand('{"action":"pong"}'); break; }
case 'pong': { break; }
case 'plugin': {
try { require(data.plugin).consoleaction(data, data.rights, data.sessionid, this); } catch (e) { throw e; }
break;
}
case 'coredump':
// Set the current agent coredump situation.s
if (data.value === true) {
if (process.platform == 'win32') {
// TODO: This replace() below is not ideal, would be better to remove the .exe at the end instead of replace.
process.coreDumpLocation = process.execPath.replace('.exe', '.dmp');
} else {
process.coreDumpLocation = (process.cwd() != '//') ? (process.cwd() + 'core') : null;
}
} else if (data.value === false) {
process.coreDumpLocation = null;
}
break;
case 'getcoredump':
// Ask the agent if a core dump is currently available, if yes, also return the hash of the agent.
var r = { action: 'getcoredump', value: (process.coreDumpLocation != null) };
var coreDumpPath = null;
if (process.platform == 'win32') { coreDumpPath = process.coreDumpLocation; } else { coreDumpPath = (process.cwd() != '//') ? fs.existsSync(process.cwd() + 'core') : null; }
if ((coreDumpPath != null) && (fs.existsSync(coreDumpPath))) {
try {
var coredate = fs.statSync(coreDumpPath).mtime;
var coretime = new Date(coredate).getTime();
var agenttime = new Date(fs.statSync(process.execPath).mtime).getTime();
if (coretime > agenttime) { r.exists = (db.Get('CoreDumpTime') != coredate); }
} catch (ex) { }
}
if (r.exists == true) {
r.agenthashhex = getSHA384FileHash(process.execPath).toString('hex'); // Hash of current agent
r.corehashhex = getSHA384FileHash(coreDumpPath).toString('hex'); // Hash of core dump file
}
mesh.SendCommand(JSON.stringify(r));
break;
case 'meshToolInfo':
if (data.pipe == true) { delete data.pipe; delete data.action; data.cmd = 'meshToolInfo'; broadcastToRegisteredApps(data); }
if (data.tag == 'info') { sendConsoleText(JSON.stringify(data, null, 2)); }
if (data.tag == 'install') {
data.func = function (options, success) {
sendConsoleText('Download of MeshCentral Assistant ' + (success?'succeed':'failed'));
if (success) {
// TODO: Install & Run
}
}
data.filename = 'MeshAssistant.exe';
downloadFile(data);
}
break;
case 'getUserImage':
if (data.pipe == true) { delete data.pipe; delete data.action; data.cmd = 'getUserImage'; broadcastToRegisteredApps(data); }
if (data.tag == 'info') { sendConsoleText(JSON.stringify(data, null, 2)); }
break;
case 'wget': // Server uses this command to tell the agent to download a file using HTTPS/GET and place it in a given path. This is used for one-to-many file uploads.
agentFileHttpPendingRequests.push(data);
serverFetchFile();
break;
case 'errorlog': // Return agent error log
try { mesh.SendCommand(JSON.stringify({ action: 'errorlog', log: require('util-agentlog').read(data.startTime) })); } catch (ex) { }
break;
default:
// Unknown action, ignore it.
break;
}
}
}
// Download a file from the server and check the hash.
// This download is similar to the one used for meshcore self-update.
var trustedDownloads = {};
function downloadFile(downloadoptions) {
var options = require('http').parseUri(downloadoptions.url);
options.rejectUnauthorized = false;
options.checkServerIdentity = function checkServerIdentity(certs) {
// If the tunnel certificate matches the control channel certificate, accept the connection
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.digest == certs[0].digest) return; } catch (ex) { }
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.fingerprint == certs[0].fingerprint) return; } catch (ex) { }
// Check that the certificate is the one expected by the server, fail if not.
if (checkServerIdentity.servertlshash == null) { if (require('MeshAgent').ServerInfo == null || require('MeshAgent').ServerInfo.ControlChannelCertificate == null) return; throw new Error('BadCert'); }
if (certs[0].digest == null) return;
if ((checkServerIdentity.servertlshash != null) && (checkServerIdentity.servertlshash.toLowerCase() != certs[0].digest.split(':').join('').toLowerCase())) { throw new Error('BadCert') }
}
//options.checkServerIdentity.servertlshash = downloadoptions.serverhash;
trustedDownloads[downloadoptions.name] = downloadoptions;
trustedDownloads[downloadoptions.name].dl = require('https').get(options);
trustedDownloads[downloadoptions.name].dl.on('error', function (e) { downloadoptions.func(downloadoptions, false); delete trustedDownloads[downloadoptions.name]; });
trustedDownloads[downloadoptions.name].dl.on('response', function (img) {
this._file = require('fs').createWriteStream(trustedDownloads[downloadoptions.name].filename, { flags: 'wb' });
this._filehash = require('SHA384Stream').create();
this._filehash.on('hash', function (h) { if ((downloadoptions.hash != null) && (downloadoptions.hash.toLowerCase() != h.toString('hex').toLowerCase())) { downloadoptions.func(downloadoptions, false); delete trustedDownloads[downloadoptions.name]; return; } downloadoptions.func(downloadoptions, true); });
img.pipe(this._file);
img.pipe(this._filehash);
});
}
// Handle APF JSON control commands
function handleApfJsonControl(data) {
if (data.action == 'console') { addAmtEvent(data.msg); } // Add console message to AMT event log
if (data.action == 'mestate') { amt.getMeiState(15, function (state) { apftunnel.updateMeiState(state); }); } // Update the MEI state
if (data.action == 'close') { try { apftunnel.disconnect(); } catch (e) { } apftunnel = null; } // Close the CIRA-LMS connection
if (amt.amtMei != null) {
if (data.action == 'deactivate') { // Request CCM deactivation
amt.amtMei.unprovision(1, function (status) { if (apftunnel) apftunnel.sendMeiDeactivationState(status); }); // 0 = Success
}
if (data.action == 'startTlsHostConfig') { // Request start of host based TLS ACM activation
amt.amtMei.startConfigurationHBased(Buffer.from(data.hash, 'hex'), data.hostVpn, data.dnsSuffixList, function (response) { apftunnel.sendStartTlsHostConfigResponse(response); });
}
if (data.action == 'stopConfiguration') { // Request Intel AMT stop configuration.
amt.amtMei.stopConfiguration(function (status) { apftunnel.sendStopConfigurationResponse(status); });
}
}
}
// Agent just get a file from the server and save it locally.
function serverFetchFile() {
if ((Object.keys(agentFileHttpRequests).length > 4) || (agentFileHttpPendingRequests.length == 0)) return; // No more than 4 active HTTPS requests to the server.
var data = agentFileHttpPendingRequests.shift();
if ((data.overwrite !== true) && fs.existsSync(data.path)) return; // Don't overwrite an existing file.
if (data.createFolder) { try { fs.mkdirSync(data.folder); } catch (ex) { } } // If requested, create the local folder.
data.url = 'http' + getServerTargetUrlEx('*/').substring(2);
var agentFileHttpOptions = http.parseUri(data.url);
agentFileHttpOptions.path = data.urlpath;
// Perform manual server TLS certificate checking based on the certificate hash given by the server.
agentFileHttpOptions.rejectUnauthorized = 0;
agentFileHttpOptions.checkServerIdentity = function checkServerIdentity(certs) {
// If the tunnel certificate matches the control channel certificate, accept the connection
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.digest == certs[0].digest) return; } catch (ex) { }
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.fingerprint == certs[0].fingerprint) return; } catch (ex) { }
// Check that the certificate is the one expected by the server, fail if not.
if ((checkServerIdentity.servertlshash != null) && (checkServerIdentity.servertlshash.toLowerCase() != certs[0].digest.split(':').join('').toLowerCase())) { throw new Error('BadCert') }
}
agentFileHttpOptions.checkServerIdentity.servertlshash = data.servertlshash;
if (agentFileHttpOptions == null) return;
var agentFileHttpRequest = http.request(agentFileHttpOptions,
function (response) {
response.xparent = this;
try {
response.xfile = fs.createWriteStream(this.xpath, { flags: 'wbN' })
response.pipe(response.xfile);
response.end = function () { delete agentFileHttpRequests[this.xparent.xurlpath]; delete this.xparent; serverFetchFile(); }
} catch (ex) { delete agentFileHttpRequests[this.xurlpath]; delete response.xparent; serverFetchFile(); return; }
}
);
agentFileHttpRequest.on('error', function (ex) { sendConsoleText(ex); delete agentFileHttpRequests[this.xurlpath]; serverFetchFile(); });
agentFileHttpRequest.end();
agentFileHttpRequest.xurlpath = data.urlpath;
agentFileHttpRequest.xpath = data.path;
agentFileHttpRequests[data.urlpath] = agentFileHttpRequest;
}
// Called when a file changed in the file system
/*
function onFileWatcher(a, b) {
console.log('onFileWatcher', a, b, this.path);
var response = getDirectoryInfo(this.path);
if ((response != undefined) && (response != null)) { this.tunnel.s.write(JSON.stringify(response)); }
}
*/
function getSystemInformation(func) {
try {
var results = { hardware: require('identifiers').get() }; // Hardware info
if (results.hardware && results.hardware.windows) {
// Remove extra entries and things that change quickly
var x = results.hardware.windows.osinfo;
try { delete x.FreePhysicalMemory; } catch (e) { }
try { delete x.FreeSpaceInPagingFiles; } catch (e) { }
try { delete x.FreeVirtualMemory; } catch (e) { }
try { delete x.LocalDateTime; } catch (e) { }
try { delete x.MaxProcessMemorySize; } catch (e) { }
try { delete x.TotalVirtualMemorySize; } catch (e) { }
try { delete x.TotalVisibleMemorySize; } catch (e) { }
try {
if (results.hardware.windows.memory) { for (var i in results.hardware.windows.memory) { delete results.hardware.windows.memory[i].Node; } }
if (results.hardware.windows.osinfo) { delete results.hardware.windows.osinfo.Node; }
if (results.hardware.windows.partitions) { for (var i in results.hardware.windows.partitions) { delete results.hardware.windows.partitions[i].Node; } }
} catch (e) { }
}
results.hardware.agentvers = process.versions;
var hasher = require('SHA384Stream').create();
results.hash = hasher.syncHash(JSON.stringify(results)).toString('hex');
func(results);
/*
// On Windows platforms, get volume information - Needs more testing.
if (process.platform == 'win32')
{
results.pendingReboot = require('win-info').pendingReboot(); // Pending reboot
if (require('identifiers').volumes_promise != null)
{
var p = require('identifiers').volumes_promise();
p.then(function (res)
{
results.volumes = res;
results.hash = hasher.syncHash(JSON.stringify(results)).toString('hex');
func(results);
});
}
else if (require('identifiers').volumes != null)
{
results.volumes = require('identifiers').volumes();
results.hash = hasher.syncHash(JSON.stringify(results)).toString('hex');
func(results);
}
else
{
results.hash = hasher.syncHash(JSON.stringify(results)).toString('hex');
func(results);
}
}
else
{
results.hash = hasher.syncHash(JSON.stringify(results)).toString('hex');
func(results);
}
*/
} catch (e) { func(null, e); }
}
// Get a formated response for a given directory path
function getDirectoryInfo(reqpath) {
var response = { path: reqpath, dir: [] };
if (((reqpath == undefined) || (reqpath == '')) && (process.platform == 'win32')) {
// List all the drives in the root, or the root itself
var results = null;
try { results = fs.readDrivesSync(); } catch (e) { } // TODO: Anyway to get drive total size and free space? Could draw a progress bar.
if (results != null) {
for (var i = 0; i < results.length; ++i) {
var drive = { n: results[i].name, t: 1 };
if (results[i].type == 'REMOVABLE') { drive.dt = 'removable'; } // TODO: See if this is USB/CDROM or something else, we can draw icons.
response.dir.push(drive);
}
}
} else {
// List all the files and folders in this path
if (reqpath == '') { reqpath = '/'; }
var results = null, xpath = obj.path.join(reqpath, '*');
//if (process.platform == "win32") { xpath = xpath.split('/').join('\\'); }
try { results = fs.readdirSync(xpath); } catch (e) { }
if (results != null) {
for (var i = 0; i < results.length; ++i) {
if ((results[i] != '.') && (results[i] != '..')) {
var stat = null, p = obj.path.join(reqpath, results[i]);
//if (process.platform == "win32") { p = p.split('/').join('\\'); }
try { stat = fs.statSync(p); } catch (e) { } // TODO: Get file size/date
if ((stat != null) && (stat != undefined)) {
if (stat.isDirectory() == true) {
response.dir.push({ n: results[i], t: 2, d: stat.mtime });
} else {
response.dir.push({ n: results[i], t: 3, s: stat.size, d: stat.mtime });
}
}
}
}
}
}
return response;
}
// Tunnel callback operations
function onTunnelUpgrade(response, s, head) {
this.s = s;
s.httprequest = this;
s.end = onTunnelClosed;
s.tunnel = this;
s.descriptorMetadata = "MeshAgent_relayTunnel";
if (require('MeshAgent').idleTimeout != null) {
s.setTimeout(require('MeshAgent').idleTimeout * 1000);
s.on('timeout', function () {
this.ping();
this.setTimeout(require('MeshAgent').idleTimeout * 1000);
});
}
//sendConsoleText('onTunnelUpgrade - ' + this.tcpport + ' - ' + this.udpport);
if (this.tcpport != null) {
// This is a TCP relay connection, pause now and try to connect to the target.
s.pause();
s.data = onTcpRelayServerTunnelData;
var connectionOptions = { port: parseInt(this.tcpport) };
if (this.tcpaddr != null) { connectionOptions.host = this.tcpaddr; } else { connectionOptions.host = '127.0.0.1'; }
s.tcprelay = net.createConnection(connectionOptions, onTcpRelayTargetTunnelConnect);
s.tcprelay.peerindex = this.index;
// Add the TCP session to the count and update the server
if (s.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(s.httprequest);
if (tunnelUserCount.tcp[userid] == null) { tunnelUserCount.tcp[userid] = 1; } else { tunnelUserCount.tcp[userid]++; }
try { mesh.SendCommand({ action: 'sessions', type: 'tcp', value: tunnelUserCount.tcp }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
} if (this.udpport != null) {
// This is a UDP relay connection, get the UDP socket setup. // TODO: ***************
s.data = onUdpRelayServerTunnelData;
s.udprelay = require('dgram').createSocket({ type: 'udp4' });
s.udprelay.bind({ port: 0 });
s.udprelay.peerindex = this.index;
s.udprelay.on('message', onUdpRelayTargetTunnelConnect);
s.udprelay.udpport = this.udpport;
s.udprelay.udpaddr = this.udpaddr;
s.udprelay.first = true;
// Add the UDP session to the count and update the server
if (s.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(s.httprequest);
if (tunnelUserCount.udp[userid] == null) { tunnelUserCount.udp[userid] = 1; } else { tunnelUserCount.udp[userid]++; }
try { mesh.SendCommand({ action: 'sessions', type: 'udp', value: tunnelUserCount.tcp }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
} else {
// This is a normal connect for KVM/Terminal/Files
s.data = onTunnelData;
}
}
// If the HTTP Request has a guest name, we need to form a userid that includes the guest name in hex.
// This is so we can tell the server that a session is for a given userid/guest sharing pair.
function getUserIdAndGuestNameFromHttpRequest(request) {
if (request.guestname == null) return request.userid; else return request.userid + '/guest:' + Buffer.from(request.guestname).toString('base64');
}
// Called when UDP relay data is received // TODO****
function onUdpRelayTargetTunnelConnect(data) {
var peerTunnel = tunnels[this.peerindex];
peerTunnel.s.write(data);
}
// Called when we get data from the server for a TCP relay (We have to skip the first received 'c' and pipe the rest)
function onUdpRelayServerTunnelData(data) {
if (this.udprelay.first === true) {
delete this.udprelay.first; // Skip the first 'c' that is received.
} else {
this.udprelay.send(data, parseInt(this.udprelay.udpport), this.udprelay.udpaddr ? this.udprelay.udpaddr : '127.0.0.1');
}
}
// Called when the TCP relay target is connected
function onTcpRelayTargetTunnelConnect() {
var peerTunnel = tunnels[this.peerindex];
this.pipe(peerTunnel.s); // Pipe Target --> Server
peerTunnel.s.first = true;
peerTunnel.s.resume();
}
// Called when we get data from the server for a TCP relay (We have to skip the first received 'c' and pipe the rest)
function onTcpRelayServerTunnelData(data) {
if (this.first == true) {
this.first = false;
this.pipe(this.tcprelay, { dataTypeSkip: 1 }); // Pipe Server --> Target (don't pipe text type websocket frames)
}
}
function onTunnelClosed() {
var tunnel = tunnels[this.httprequest.index];
if (tunnel == null) return; // Stop duplicate calls.
// If this is a routing session, clean up and send the new session counts.
if (this.httprequest.userid != null) {
if (this.httprequest.tcpport != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest);
if (tunnelUserCount.tcp[userid] != null) { tunnelUserCount.tcp[userid]--; if (tunnelUserCount.tcp[userid] <= 0) { delete tunnelUserCount.tcp[userid]; } }
try { mesh.SendCommand({ action: 'sessions', type: 'tcp', value: tunnelUserCount.tcp }); } catch (e) { }
broadcastSessionsToRegisteredApps();
} else if (this.httprequest.udpport != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest);
if (tunnelUserCount.udp[userid] != null) { tunnelUserCount.udp[userid]--; if (tunnelUserCount.udp[userid] <= 0) { delete tunnelUserCount.udp[userid]; } }
try { mesh.SendCommand({ action: 'sessions', type: 'udp', value: tunnelUserCount.udp }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
}
// Sent tunnel statistics to the server, only send this if compression was used.
if ((this.bytesSent_uncompressed) && (this.bytesSent_uncompressed.toString() != this.bytesSent_actual.toString())) {
mesh.SendCommand({
action: 'tunnelCloseStats',
url: tunnel.url,
userid: tunnel.userid,
protocol: tunnel.protocol,
sessionid: tunnel.sessionid,
sent: this.bytesSent_uncompressed.toString(),
sentActual: this.bytesSent_actual.toString(),
sentRatio: this.bytesSent_ratio,
received: this.bytesReceived_uncompressed.toString(),
receivedActual: this.bytesReceived_actual.toString(),
receivedRatio: this.bytesReceived_ratio
});
}
//sendConsoleText("Tunnel #" + this.httprequest.index + " closed. Sent -> " + this.bytesSent_uncompressed + ' bytes (uncompressed), ' + this.bytesSent_actual + ' bytes (actual), ' + this.bytesSent_ratio + '% compression', this.httprequest.sessionid);
if (this.httprequest.index) { delete tunnels[this.httprequest.index]; }
/*
// Close the watcher if required
if (this.httprequest.watcher != undefined) {
//console.log('Closing watcher: ' + this.httprequest.watcher.path);
//this.httprequest.watcher.close(); // TODO: This line causes the agent to crash!!!!
delete this.httprequest.watcher;
}
*/
// If there is a upload or download active on this connection, close the file
if (this.httprequest.uploadFile) { fs.closeSync(this.httprequest.uploadFile); delete this.httprequest.uploadFile; delete this.httprequest.uploadFileid; delete this.httprequest.uploadFilePath; delete this.httprequest.uploadFileSize; }
if (this.httprequest.downloadFile) { delete this.httprequest.downloadFile; }
// Clean up WebRTC
if (this.webrtc != null) {
if (this.webrtc.rtcchannel) { try { this.webrtc.rtcchannel.close(); } catch (e) { } this.webrtc.rtcchannel.removeAllListeners('data'); this.webrtc.rtcchannel.removeAllListeners('end'); delete this.webrtc.rtcchannel; }
if (this.webrtc.websocket) { delete this.webrtc.websocket; }
try { this.webrtc.close(); } catch (e) { }
this.webrtc.removeAllListeners('connected');
this.webrtc.removeAllListeners('disconnected');
this.webrtc.removeAllListeners('dataChannel');
delete this.webrtc;
}
// Clean up WebSocket
this.removeAllListeners('data');
}
function onTunnelSendOk() { /*sendConsoleText("Tunnel #" + this.index + " SendOK.", this.sessionid);*/ }
function onTunnelData(data) {
//console.log("OnTunnelData");
//sendConsoleText('OnTunnelData, ' + data.length + ', ' + typeof data + ', ' + data);
// If this is upload data, save it to file
if ((this.httprequest.uploadFile) && (typeof data == 'object') && (data[0] != 123)) {
// Save the data to file being uploaded.
if (data[0] == 0) {
// If data starts with zero, skip the first byte. This is used to escape binary file data from JSON.
this.httprequest.uploadFileSize += (data.length - 1);
try { fs.writeSync(this.httprequest.uploadFile, data, 1, data.length - 1); } catch (e) { sendConsoleText('FileUpload Error'); this.write(Buffer.from(JSON.stringify({ action: 'uploaderror' }))); return; } // Write to the file, if there is a problem, error out.
} else {
// If data does not start with zero, save as-is.
this.httprequest.uploadFileSize += data.length;
try { fs.writeSync(this.httprequest.uploadFile, data); } catch (e) { sendConsoleText('FileUpload Error'); this.write(Buffer.from(JSON.stringify({ action: 'uploaderror' }))); return; } // Write to the file, if there is a problem, error out.
}
this.write(Buffer.from(JSON.stringify({ action: 'uploadack', reqid: this.httprequest.uploadFileid }))); // Ask for more data.
return;
}
if (this.httprequest.state == 0) {
// Check if this is a relay connection
if ((data == 'c') || (data == 'cr')) { this.httprequest.state = 1; /*sendConsoleText("Tunnel #" + this.httprequest.index + " now active", this.httprequest.sessionid);*/ }
}
else {
// Handle tunnel data
if (this.httprequest.protocol == 0) { // 1 = Terminal (admin), 2 = Desktop, 5 = Files, 6 = PowerShell (admin), 7 = Plugin Data Exchange, 8 = Terminal (user), 9 = PowerShell (user), 10 = FileTransfer
// Take a look at the protocol
if ((data.length > 3) && (data[0] == '{')) { onTunnelControlData(data, this); return; }
this.httprequest.protocol = parseInt(data);
if (typeof this.httprequest.protocol != 'number') { this.httprequest.protocol = 0; }
// See if this protocol request is allowed.
if ((this.httprequest.soptions != null) && (this.httprequest.soptions.usages != null) && (this.httprequest.soptions.usages.indexOf(this.httprequest.protocol) == -1)) { this.httprequest.protocol = 0; }
if (this.httprequest.protocol == 10) {
//
// Basic file transfer
//
var stats = null;
if ((process.platform != 'win32') && (this.httprequest.xoptions.file.startsWith('/') == false)) { this.httprequest.xoptions.file = '/' + this.httprequest.xoptions.file; }
try { stats = require('fs').statSync(this.httprequest.xoptions.file) } catch (e) { }
try { if (stats) { this.httprequest.downloadFile = fs.createReadStream(this.httprequest.xoptions.file, { flags: 'rbN' }); } } catch (e) { }
if (this.httprequest.downloadFile) {
MeshServerLogEx(106, [this.httprequest.xoptions.file, stats.size], 'Download: \"' + this.httprequest.xoptions.file + '\", Size: ' + stats.size, this.httprequest);
//sendConsoleText('BasicFileTransfer, ok, ' + this.httprequest.xoptions.file + ', ' + JSON.stringify(stats));
this.write(JSON.stringify({ op: 'ok', size: stats.size }));
this.httprequest.downloadFile.pipe(this);
this.httprequest.downloadFile.end = function () { }
} else {
//sendConsoleText('BasicFileTransfer, cancel, ' + this.httprequest.xoptions.file);
this.write(JSON.stringify({ op: 'cancel' }));
}
}
else if ((this.httprequest.protocol == 1) || (this.httprequest.protocol == 6) || (this.httprequest.protocol == 8) || (this.httprequest.protocol == 9)) {
//
// Remote Terminal
//
// Check user access rights for terminal
if (((this.httprequest.rights & MESHRIGHT_REMOTECONTROL) == 0) || ((this.httprequest.rights != 0xFFFFFFFF) && ((this.httprequest.rights & MESHRIGHT_NOTERMINAL) != 0))) {
// Disengage this tunnel, user does not have the rights to do this!!
this.httprequest.protocol = 999999;
this.httprequest.s.end();
sendConsoleText("Error: No Terminal Control Rights.");
return;
}
this.descriptorMetadata = "Remote Terminal";
if (process.platform == 'win32') {
if (!require('win-terminal').PowerShellCapable() && (this.httprequest.protocol == 6 || this.httprequest.protocol == 9)) {
this.httprequest.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: 'PowerShell is not supported on this version of windows', msgid: 1 }));
this.httprequest.s.end();
return;
}
}
var prom = require('promise');
this.httprequest.tpromise = new prom(function (res, rej) { this._res = res; this._rej = rej; });
this.httprequest.tpromise.that = this;
this.httprequest.tpromise.httprequest = this.httprequest;
this.end = function () {
if (this.httprequest.tpromise._consent) { this.httprequest.tpromise._consent.close(); }
if (this.httprequest.connectionPromise) { this.httprequest.connectionPromise._rej('Closed'); }
// Remove the terminal session to the count to update the server
if (this.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest);
if (tunnelUserCount.terminal[userid] != null) { tunnelUserCount.terminal[userid]--; if (tunnelUserCount.terminal[userid] <= 0) { delete tunnelUserCount.terminal[userid]; } }
try { mesh.SendCommand({ action: 'sessions', type: 'terminal', value: tunnelUserCount.terminal }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
if (process.platform == 'win32') {
// Unpipe the web socket
this.unpipe(this.httprequest._term);
if (this.httprequest._term) { this.httprequest._term.unpipe(this); }
// Unpipe the WebRTC channel if needed (This will also be done when the WebRTC channel ends).
if (this.rtcchannel) {
this.rtcchannel.unpipe(this.httprequest._term);
if (this.httprequest._term) { this.httprequest._term.unpipe(this.rtcchannel); }
}
// Clean up
if (this.httprequest._term) { this.httprequest._term.end(); }
this.httprequest._term = null;
}
};
// Perform User-Consent if needed.
if (this.httprequest.consent && (this.httprequest.consent & 16)) {
this.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: "Waiting for user to grant access...", msgid: 1 }));
var consentMessage = this.httprequest.username + " requesting remote terminal access. Grant access?", consentTitle = 'MeshCentral';
if (this.httprequest.soptions != null) {
if (this.httprequest.soptions.consentTitle != null) { consentTitle = this.httprequest.soptions.consentTitle; }
if (this.httprequest.soptions.consentMsgTerminal != null) { consentMessage = this.httprequest.soptions.consentMsgTerminal.replace('{0}', this.httprequest.realname).replace('{1}', this.httprequest.username); }
}
this.httprequest.tpromise._consent = require('message-box').create(consentTitle, consentMessage, 30);
this.httprequest.tpromise._consent.retPromise = this.httprequest.tpromise;
this.httprequest.tpromise._consent.then(
function () {
// Success
MeshServerLogEx(27, null, "Local user accepted remote terminal request (" + this.retPromise.httprequest.remoteaddr + ")", this.retPromise.that.httprequest);
this.retPromise.that.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: null, msgid: 0 }));
this.retPromise._consent = null;
this.retPromise._res();
},
function (e) {
// Denied
MeshServerLogEx(28, null, "Local user rejected remote terminal request (" + this.retPromise.that.httprequest.remoteaddr + ")", this.retPromise.that.httprequest);
this.retPromise.that.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: e.toString(), msgid: 2 }));
this.retPromise._rej(e.toString());
});
}
else {
// User-Consent is not required, so just resolve this promise
this.httprequest.tpromise._res();
}
this.httprequest.tpromise.then(
function () {
this.httprequest.connectionPromise = new prom(function (res, rej) { this._res = res; this._rej = rej; });
this.httprequest.connectionPromise.ws = this.that;
// Start Terminal
if (process.platform == 'win32') {
try {
var cols = 80, rows = 25;
if (this.httprequest.xoptions) {
if (this.httprequest.xoptions.rows) { rows = this.httprequest.xoptions.rows; }
if (this.httprequest.xoptions.cols) { cols = this.httprequest.xoptions.cols; }
}
if ((this.httprequest.protocol == 1) || (this.httprequest.protocol == 6)) {
// Admin Terminal
if (require('win-virtual-terminal').supported) {
// ConPTY PseudoTerminal
// this.httprequest._term = require('win-virtual-terminal')[this.httprequest.protocol == 6 ? 'StartPowerShell' : 'Start'](80, 25);
// The above line is commented out, because there is a bug with ClosePseudoConsole() API, so this is the workaround
this.httprequest._dispatcher = require('win-dispatcher').dispatch({ modules: [{ name: 'win-virtual-terminal', script: getJSModule('win-virtual-terminal') }], launch: { module: 'win-virtual-terminal', method: (this.httprequest.protocol == 6 ? 'StartPowerShell' : 'Start'), args: [cols, rows] } });
this.httprequest._dispatcher.httprequest = this.httprequest;
this.httprequest._dispatcher.on('connection', function (c) {
if (this.httprequest.connectionPromise.completed) {
c.end();
}
else {
this.httprequest.connectionPromise._res(c);
}
});
}
else {
// Legacy Terminal
this.httprequest.connectionPromise._res(require('win-terminal')[this.httprequest.protocol == 6 ? 'StartPowerShell' : 'Start'](cols, rows));
}
}
else {
// Logged in user
var userPromise = require('user-sessions').enumerateUsers();
userPromise.that = this;
userPromise.then(function (u) {
var that = this.that;
if (u.Active.length > 0) {
var username = '"' + u.Active[0].Domain + '\\' + u.Active[0].Username + '"';
sendConsoleText('Terminal: ' + username);
if (require('win-virtual-terminal').supported) {
// ConPTY PseudoTerminal
that.httprequest._dispatcher = require('win-dispatcher').dispatch({ user: username, modules: [{ name: 'win-virtual-terminal', script: getJSModule('win-virtual-terminal') }], launch: { module: 'win-virtual-terminal', method: (that.httprequest.protocol == 9 ? 'StartPowerShell' : 'Start'), args: [cols, rows] } });
}
else {
// Legacy Terminal
that.httprequest._dispatcher = require('win-dispatcher').dispatch({ user: username, modules: [{ name: 'win-terminal', script: getJSModule('win-terminal') }], launch: { module: 'win-terminal', method: (that.httprequest.protocol == 9 ? 'StartPowerShell' : 'Start'), args: [cols, rows] } });
}
that.httprequest._dispatcher.ws = that;
that.httprequest._dispatcher.on('connection', function (c) {
if (this.ws.httprequest.connectionPromise.completed) {
c.end();
}
else {
this.ws.httprequest.connectionPromise._res(c);
}
});
}
});
}
}
catch (e) {
this.httprequest.connectionPromise._rej('Failed to start remote terminal session, ' + e.toString());
}
}
else {
try {
var bash = fs.existsSync('/bin/bash') ? '/bin/bash' : false;
var sh = fs.existsSync('/bin/sh') ? '/bin/sh' : false;
var login = process.platform == 'linux' ? '/bin/login' : '/usr/bin/login';
var env = { HISTCONTROL: 'ignoreboth' };
if (this.httprequest.xoptions) {
if (this.httprequest.xoptions.rows) { env.LINES = ('' + this.httprequest.xoptions.rows); }
if (this.httprequest.xoptions.cols) { env.COLUMNS = ('' + this.httprequest.xoptions.cols); }
}
var options = { type: childProcess.SpawnTypes.TERM, uid: (this.httprequest.protocol == 8) ? require('user-sessions').consoleUid() : null, env: env };
if (this.httprequest.xoptions && this.httprequest.xoptions.requireLogin) {
if (!require('fs').existsSync(login)) { throw ('Unable to spawn login process'); }
this.httprequest.connectionPromise._res(childProcess.execFile(login, ['login'], options)); // Start login shell
}
else if (bash) {
var p = childProcess.execFile(bash, ['bash'], options); // Start bash
// Spaces at the beginning of lines are needed to hide commands from the command history
if (process.platform == 'linux') { p.stdin.write(' alias ls=\'ls --color=auto\';clear\n'); }
this.httprequest.connectionPromise._res(p);
}
else if (sh) {
var p = childProcess.execFile(sh, ['sh'], options); // Start sh
// Spaces at the beginning of lines are needed to hide commands from the command history
if (process.platform == 'linux') { p.stdin.write(' alias ls=\'ls --color=auto\';clear\n'); }
this.httprequest.connectionPromise._res(p);
}
else {
this.httprequest.connectionPromise._rej('Failed to start remote terminal session, no shell found');
}
}
catch (e) {
this.httprequest.connectionPromise._rej('Failed to start remote terminal session, ' + e.toString());
}
}
this.httprequest.connectionPromise.then(
function (term) {
// SUCCESS
var stdoutstream;
var stdinstream;
if (process.platform == 'win32') {
this.ws.httprequest._term = term;
this.ws.httprequest._term.tunnel = this.ws;
stdoutstream = stdinstream = term;
}
else {
term.descriptorMetadata = 'Remote Terminal';
this.ws.httprequest.process = term;
this.ws.httprequest.process.tunnel = this.ws;
term.stderr.stdout = term.stdout;
term.stderr.on('data', function (c) { this.stdout.write(c); });
stdoutstream = term.stdout;
stdinstream = term.stdin;
this.ws.prependListener('end', function () { this.httprequest.process.kill(); });
term.prependListener('exit', function () { this.tunnel.end(); });
}
this.ws.removeAllListeners('data');
this.ws.on('data', onTunnelControlData);
stdoutstream.pipe(this.ws, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text.
this.ws.pipe(stdinstream, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text.
// Add the terminal session to the count to update the server
if (this.ws.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.ws.httprequest);
if (tunnelUserCount.terminal[userid] == null) { tunnelUserCount.terminal[userid] = 1; } else { tunnelUserCount.terminal[userid]++; }
try { mesh.SendCommand({ action: 'sessions', type: 'terminal', value: tunnelUserCount.terminal }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
// Toast Notification, if required
if (this.ws.httprequest.consent && (this.ws.httprequest.consent & 2)) {
// User Notifications is required
var notifyMessage = this.ws.httprequest.username + " started a remote terminal session.", notifyTitle = "MeshCentral";
if (this.ws.httprequest.soptions != null) {
if (this.ws.httprequest.soptions.notifyTitle != null) { notifyTitle = this.ws.httprequest.soptions.notifyTitle; }
if (this.ws.httprequest.soptions.notifyMsgTerminal != null) { notifyMessage = this.ws.httprequest.soptions.notifyMsgTerminal.replace('{0}', this.ws.httprequest.realname).replace('{1}', this.ws.httprequest.username); }
}
try { require('toaster').Toast(notifyTitle, notifyMessage); } catch (e) { }
}
},
function (e) {
// FAILED to connect terminal
this.ws.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: e.toString(), msgid: 2 }));
this.ws.end();
});
},
function (e) {
// DO NOT start terminal
this.that.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: e.toString(), msgid: 2 }));
this.that.end();
});
}
else if (this.httprequest.protocol == 2) {
//
// Remote Desktop
//
// Check user access rights for desktop
if ((((this.httprequest.rights & MESHRIGHT_REMOTECONTROL) == 0) && ((this.httprequest.rights & MESHRIGHT_REMOTEVIEW) == 0)) || ((this.httprequest.rights != 0xFFFFFFFF) && ((this.httprequest.rights & MESHRIGHT_NODESKTOP) != 0))) {
// Disengage this tunnel, user does not have the rights to do this!!
this.httprequest.protocol = 999999;
this.httprequest.s.end();
sendConsoleText("Error: No Desktop Control Rights.");
return;
}
this.descriptorMetadata = "Remote KVM";
// Look for a TSID
var tsid = null;
if ((this.httprequest.xoptions != null) && (typeof this.httprequest.xoptions.tsid == 'number')) { tsid = this.httprequest.xoptions.tsid; }
require('MeshAgent')._tsid = tsid;
// Remote desktop using native pipes
this.httprequest.desktop = { state: 0, kvm: mesh.getRemoteDesktopStream(tsid), tunnel: this };
this.httprequest.desktop.kvm.parent = this.httprequest.desktop;
this.desktop = this.httprequest.desktop;
// Add ourself to the list of remote desktop sessions
if (this.httprequest.desktop.kvm.tunnels == null) { this.httprequest.desktop.kvm.tunnels = []; }
this.httprequest.desktop.kvm.tunnels.push(this);
// Send a metadata update to all desktop sessions
var users = {};
if (this.httprequest.desktop.kvm.tunnels != null) {
for (var i in this.httprequest.desktop.kvm.tunnels) {
try {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest.desktop.kvm.tunnels[i].httprequest);
if (users[userid] == null) { users[userid] = 1; } else { users[userid]++; }
} catch (ex) { sendConsoleText(ex); }
}
for (var i in this.httprequest.desktop.kvm.tunnels) {
try { this.httprequest.desktop.kvm.tunnels[i].write(JSON.stringify({ ctrlChannel: '102938', type: 'metadata', users: users })); } catch (e) { }
}
tunnelUserCount.desktop = users;
try { mesh.SendCommand({ action: 'sessions', type: 'kvm', value: users }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
this.end = function () {
--this.desktop.kvm.connectionCount;
// Remove ourself from the list of remote desktop session
var i = this.desktop.kvm.tunnels.indexOf(this);
if (i >= 0) { this.desktop.kvm.tunnels.splice(i, 1); }
// Send a metadata update to all desktop sessions
var users = {};
if (this.httprequest.desktop.kvm.tunnels != null) {
for (var i in this.httprequest.desktop.kvm.tunnels) {
try {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest.desktop.kvm.tunnels[i].httprequest);
if (users[userid] == null) { users[userid] = 1; } else { users[userid]++; }
} catch (ex) { sendConsoleText(ex); }
}
for (var i in this.httprequest.desktop.kvm.tunnels) {
try { this.httprequest.desktop.kvm.tunnels[i].write(JSON.stringify({ ctrlChannel: '102938', type: 'metadata', users: users })); } catch (e) { }
}
tunnelUserCount.desktop = users;
try { mesh.SendCommand({ action: 'sessions', type: 'kvm', value: users }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
// Unpipe the web socket
try {
this.unpipe(this.httprequest.desktop.kvm);
this.httprequest.desktop.kvm.unpipe(this);
}
catch (e) { }
// Unpipe the WebRTC channel if needed (This will also be done when the WebRTC channel ends).
if (this.rtcchannel) {
try {
this.rtcchannel.unpipe(this.httprequest.desktop.kvm);
this.httprequest.desktop.kvm.unpipe(this.rtcchannel);
}
catch (e) { }
}
// Place wallpaper back if needed
// TODO
if (this.desktop.kvm.connectionCount == 0) {
// Display a toast message. This may not be supported on all platforms.
// try { require('toaster').Toast('MeshCentral', 'Remote Desktop Control Ended.'); } catch (e) { }
this.httprequest.desktop.kvm.end();
if (this.httprequest.desktop.kvm.connectionBar) {
this.httprequest.desktop.kvm.connectionBar.removeAllListeners('close');
this.httprequest.desktop.kvm.connectionBar.close();
this.httprequest.desktop.kvm.connectionBar = null;
}
} else {
for (var i in this.httprequest.desktop.kvm.users) {
if ((this.httprequest.desktop.kvm.users[i] == this.httprequest.username) && this.httprequest.desktop.kvm.connectionBar) {
for (var j in this.httprequest.desktop.kvm.rusers) { if (this.httprequest.desktop.kvm.rusers[j] == this.httprequest.realname) { this.httprequest.desktop.kvm.rusers.splice(j, 1); break; } }
this.httprequest.desktop.kvm.users.splice(i, 1);
this.httprequest.desktop.kvm.connectionBar.removeAllListeners('close');
this.httprequest.desktop.kvm.connectionBar.close();
this.httprequest.desktop.kvm.connectionBar = require('notifybar-desktop')(this.httprequest.privacybartext.replace('{0}', this.httprequest.desktop.kvm.rusers.join(', ')).replace('{1}', this.httprequest.desktop.kvm.users.join(', ')), require('MeshAgent')._tsid);
this.httprequest.desktop.kvm.connectionBar.httprequest = this.httprequest;
this.httprequest.desktop.kvm.connectionBar.on('close', function () {
MeshServerLogEx(29, null, "Remote Desktop Connection forcefully closed by local user (" + this.httprequest.remoteaddr + ")", this.httprequest);
for (var i in this.httprequest.desktop.kvm._pipedStreams) {
this.httprequest.desktop.kvm._pipedStreams[i].end();
}
this.httprequest.desktop.kvm.end();
});
break;
}
}
}
};
if (this.httprequest.desktop.kvm.hasOwnProperty('connectionCount')) {
this.httprequest.desktop.kvm.connectionCount++;
this.httprequest.desktop.kvm.rusers.push(this.httprequest.realname);
this.httprequest.desktop.kvm.users.push(this.httprequest.username);
this.httprequest.desktop.kvm.rusers.sort();
this.httprequest.desktop.kvm.users.sort();
} else {
this.httprequest.desktop.kvm.connectionCount = 1;
this.httprequest.desktop.kvm.rusers = [this.httprequest.realname];
this.httprequest.desktop.kvm.users = [this.httprequest.username];
}
if ((this.httprequest.rights == 0xFFFFFFFF) || (((this.httprequest.rights & MESHRIGHT_REMOTECONTROL) != 0) && ((this.httprequest.rights & MESHRIGHT_REMOTEVIEW) == 0))) {
// If we have remote control rights, pipe the KVM input
this.pipe(this.httprequest.desktop.kvm, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text. Pipe the Browser --> KVM input.
} else {
// We need to only pipe non-mouse & non-keyboard inputs.
// sendConsoleText('Warning: No Remote Desktop Input Rights.');
// TODO!!!
}
// Perform notification if needed. Toast messages may not be supported on all platforms.
if (this.httprequest.consent && (this.httprequest.consent & 8)) {
// User Consent Prompt is required
// Send a console message back using the console channel, "\n" is supported.
this.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: "Waiting for user to grant access...", msgid: 1 }));
var consentMessage = this.httprequest.realname + " requesting remote desktop access. Grant access?", consentTitle = 'MeshCentral';
if (this.httprequest.soptions != null) {
if (this.httprequest.soptions.consentTitle != null) { consentTitle = this.httprequest.soptions.consentTitle; }
if (this.httprequest.soptions.consentMsgDesktop != null) { consentMessage = this.httprequest.soptions.consentMsgDesktop.replace('{0}', this.httprequest.realname).replace('{1}', this.httprequest.username); }
}
var pr = require('message-box').create(consentTitle, consentMessage, 30, null, tsid);
pr.ws = this;
this.pause();
this._consentpromise = pr;
this.prependOnceListener('end', function () { if (this._consentpromise && this._consentpromise.close) { this._consentpromise.close(); } });
pr.then(
function () {
// Success
this.ws._consentpromise = null;
MeshServerLogEx(30, null, "Starting remote desktop after local user accepted (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
this.ws.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: null, msgid: 0 }));
if (this.ws.httprequest.consent && (this.ws.httprequest.consent & 1)) {
// User Notifications is required
var notifyMessage = this.ws.httprequest.realname + " started a remote desktop session.", notifyTitle = "MeshCentral";
if (this.ws.httprequest.soptions != null) {
if (this.ws.httprequest.soptions.notifyTitle != null) { notifyTitle = this.ws.httprequest.soptions.notifyTitle; }
if (this.ws.httprequest.soptions.notifyMsgDesktop != null) { notifyMessage = this.ws.httprequest.soptions.notifyMsgDesktop.replace('{0}', this.ws.httprequest.realname).replace('{1}', this.ws.httprequest.username); }
}
try { require('toaster').Toast(notifyTitle, notifyMessage, tsid); } catch (e) { }
}
if (this.ws.httprequest.consent && (this.ws.httprequest.consent & 0x40)) {
// Connection Bar is required
if (this.ws.httprequest.desktop.kvm.connectionBar) {
this.ws.httprequest.desktop.kvm.connectionBar.removeAllListeners('close');
this.ws.httprequest.desktop.kvm.connectionBar.close();
}
try {
this.ws.httprequest.desktop.kvm.connectionBar = require('notifybar-desktop')(this.ws.httprequest.privacybartext.replace('{0}', this.ws.httprequest.desktop.kvm.rusers.join(', ')).replace('{1}', this.ws.httprequest.desktop.kvm.users.join(', ')), require('MeshAgent')._tsid);
MeshServerLogEx(31, null, "Remote Desktop Connection Bar Activated/Updated (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
}
catch (e) {
if (process.platform != 'darwin') {
MeshServerLogEx(32, null, "Remote Desktop Connection Bar Failed or Not Supported (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
}
}
if (this.ws.httprequest.desktop.kvm.connectionBar) {
this.ws.httprequest.desktop.kvm.connectionBar.httprequest = this.ws.httprequest;
this.ws.httprequest.desktop.kvm.connectionBar.on('close', function () {
MeshServerLogEx(33, null, "Remote Desktop Connection forcefully closed by local user (" + this.httprequest.remoteaddr + ")", this.httprequest);
for (var i in this.httprequest.desktop.kvm._pipedStreams) {
this.httprequest.desktop.kvm._pipedStreams[i].end();
}
this.httprequest.desktop.kvm.end();
});
}
}
this.ws.httprequest.desktop.kvm.pipe(this.ws, { dataTypeSkip: 1 });
this.ws.resume();
},
function (e) {
// User Consent Denied/Failed
this.ws._consentpromise = null;
MeshServerLogEx(34, null, "Failed to start remote desktop after local user rejected (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
this.ws.end(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: e.toString(), msgid: 2 }));
});
} else {
// User Consent Prompt is not required
if (this.httprequest.consent && (this.httprequest.consent & 1)) {
// User Notifications is required
MeshServerLogEx(35, null, "Started remote desktop with toast notification (" + this.httprequest.remoteaddr + ")", this.httprequest);
var notifyMessage = this.httprequest.realname + " started a remote desktop session.", notifyTitle = "MeshCentral";
if (this.httprequest.soptions != null) {
if (this.httprequest.soptions.notifyTitle != null) { notifyTitle = this.httprequest.soptions.notifyTitle; }
if (this.httprequest.soptions.notifyMsgDesktop != null) { notifyMessage = this.httprequest.soptions.notifyMsgDesktop.replace('{0}', this.httprequest.realname).replace('{1}', this.httprequest.username); }
}
try { require('toaster').Toast(notifyTitle, notifyMessage, tsid); } catch (e) { }
} else {
MeshServerLogEx(36, null, "Started remote desktop without notification (" + this.httprequest.remoteaddr + ")", this.httprequest);
}
if (this.httprequest.consent && (this.httprequest.consent & 0x40)) {
// Connection Bar is required
if (this.httprequest.desktop.kvm.connectionBar) {
this.httprequest.desktop.kvm.connectionBar.removeAllListeners('close');
this.httprequest.desktop.kvm.connectionBar.close();
}
try {
this.httprequest.desktop.kvm.connectionBar = require('notifybar-desktop')(this.httprequest.privacybartext.replace('{0}', this.httprequest.desktop.kvm.rusers.join(', ')).replace('{1}', this.httprequest.desktop.kvm.users.join(', ')), require('MeshAgent')._tsid);
MeshServerLogEx(37, null, "Remote Desktop Connection Bar Activated/Updated (" + this.httprequest.remoteaddr + ")", this.httprequest);
}
catch (e) {
MeshServerLogEx(38, null, "Remote Desktop Connection Bar Failed or not Supported (" + this.httprequest.remoteaddr + ")", this.httprequest);
}
if (this.httprequest.desktop.kvm.connectionBar) {
this.httprequest.desktop.kvm.connectionBar.httprequest = this.httprequest;
this.httprequest.desktop.kvm.connectionBar.on('close', function () {
MeshServerLogEx(39, null, "Remote Desktop Connection forcefully closed by local user (" + this.httprequest.remoteaddr + ")", this.httprequest);
for (var i in this.httprequest.desktop.kvm._pipedStreams) {
this.httprequest.desktop.kvm._pipedStreams[i].end();
}
this.httprequest.desktop.kvm.end();
});
}
}
this.httprequest.desktop.kvm.pipe(this, { dataTypeSkip: 1 });
}
this.removeAllListeners('data');
this.on('data', onTunnelControlData);
//this.write('MeshCore KVM Hello!1');
} else if (this.httprequest.protocol == 5) {
//
// Remote Files
//
// Check user access rights for files
if (((this.httprequest.rights & MESHRIGHT_REMOTECONTROL) == 0) || ((this.httprequest.rights != 0xFFFFFFFF) && ((this.httprequest.rights & MESHRIGHT_NOFILES) != 0))) {
// Disengage this tunnel, user does not have the rights to do this!!
this.httprequest.protocol = 999999;
this.httprequest.s.end();
sendConsoleText("Error: No files control rights.");
return;
}
this.descriptorMetadata = "Remote Files";
// Add the files session to the count to update the server
if (this.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest);
if (tunnelUserCount.files[userid] == null) { tunnelUserCount.files[userid] = 1; } else { tunnelUserCount.files[userid]++; }
try { mesh.SendCommand({ action: 'sessions', type: 'files', value: tunnelUserCount.files }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
this.end = function () {
// Remove the files session from the count to update the server
if (this.httprequest.userid != null) {
var userid = getUserIdAndGuestNameFromHttpRequest(this.httprequest);
if (tunnelUserCount.files[userid] != null) { tunnelUserCount.files[userid]--; if (tunnelUserCount.files[userid] <= 0) { delete tunnelUserCount.files[userid]; } }
try { mesh.SendCommand({ action: 'sessions', type: 'files', value: tunnelUserCount.files }); } catch (e) { }
broadcastSessionsToRegisteredApps();
}
};
// Perform notification if needed. Toast messages may not be supported on all platforms.
if (this.httprequest.consent && (this.httprequest.consent & 32)) {
// User Consent Prompt is required
// Send a console message back using the console channel, "\n" is supported.
this.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: "Waiting for user to grant access...", msgid: 1 }));
var consentMessage = this.httprequest.realname + " requesting remote file Access. Grant access?", consentTitle = 'MeshCentral';
if (this.httprequest.soptions != null) {
if (this.httprequest.soptions.consentTitle != null) { consentTitle = this.httprequest.soptions.consentTitle; }
if (this.httprequest.soptions.consentMsgFiles != null) { consentMessage = this.httprequest.soptions.consentMsgFiles.replace('{0}', this.httprequest.realname).replace('{1}', this.httprequest.username); }
}
var pr = require('message-box').create(consentTitle, consentMessage, 30);
pr.ws = this;
this.pause();
this._consentpromise = pr;
this.prependOnceListener('end', function () { if (this._consentpromise && this._consentpromise.close) { this._consentpromise.close(); } });
pr.then(
function () {
// Success
this.ws._consentpromise = null;
MeshServerLogEx(40, null, "Starting remote files after local user accepted (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
this.ws.write(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: null }));
if (this.ws.httprequest.consent && (this.ws.httprequest.consent & 4)) {
// User Notifications is required
var notifyMessage = this.ws.httprequest.realname + " started a remote file session.", notifyTitle = "MeshCentral";
if (this.ws.httprequest.soptions != null) {
if (this.ws.httprequest.soptions.notifyTitle != null) { notifyTitle = this.ws.httprequest.soptions.notifyTitle; }
if (this.ws.httprequest.soptions.notifyMsgFiles != null) { notifyMessage = this.ws.httprequest.soptions.notifyMsgFiles.replace('{0}', this.ws.httprequest.realname).replace('{1}', this.ws.httprequest.username); }
}
try { require('toaster').Toast(notifyTitle, notifyMessage); } catch (e) { }
}
this.ws.resume();
},
function (e) {
// User Consent Denied/Failed
this.ws._consentpromise = null;
MeshServerLogEx(41, null, "Failed to start remote files after local user rejected (" + this.ws.httprequest.remoteaddr + ")", this.ws.httprequest);
this.ws.end(JSON.stringify({ ctrlChannel: '102938', type: 'console', msg: e.toString(), msgid: 2 }));
});
} else {
// User Consent Prompt is not required
if (this.httprequest.consent && (this.httprequest.consent & 4)) {
// User Notifications is required
MeshServerLogEx(42, null, "Started remote files with toast notification (" + this.httprequest.remoteaddr + ")", this.httprequest);
var notifyMessage = this.httprequest.realname + " started a remote file session.", notifyTitle = "MeshCentral";
if (this.httprequest.soptions != null) {
if (this.httprequest.soptions.notifyTitle != null) { notifyTitle = this.httprequest.soptions.notifyTitle; }
if (this.httprequest.soptions.notifyMsgFiles != null) { notifyMessage = this.httprequest.soptions.notifyMsgFiles.replace('{0}', this.httprequest.realname).replace('{1}', this.httprequest.username); }
}
try { require('toaster').Toast(notifyTitle, notifyMessage); } catch (e) { }
} else {
MeshServerLogEx(43, null, "Started remote files without notification (" + this.httprequest.remoteaddr + ")", this.httprequest);
}
this.resume();
}
// Setup files
// NOP
}
} else if (this.httprequest.protocol == 1) {
// Send data into terminal stdin
//this.write(data); // Echo back the keys (Does not seem to be a good idea)
} else if (this.httprequest.protocol == 2) {
// Send data into remote desktop
if (this.httprequest.desktop.state == 0) {
this.write(Buffer.from(String.fromCharCode(0x11, 0xFE, 0x00, 0x00, 0x4D, 0x45, 0x53, 0x48, 0x00, 0x00, 0x00, 0x00, 0x02)));
this.httprequest.desktop.state = 1;
} else {
this.httprequest.desktop.write(data);
}
} else if (this.httprequest.protocol == 5) {
// Process files commands
var cmd = null;
try { cmd = JSON.parse(data); } catch (e) { };
if (cmd == null) { return; }
if ((cmd.ctrlChannel == '102938') || ((cmd.type == 'offer') && (cmd.sdp != null))) { onTunnelControlData(cmd, this); return; } // If this is control data, handle it now.
if (cmd.action == undefined) { return; }
//sendConsoleText('CMD: ' + JSON.stringify(cmd));
if ((cmd.path != null) && (process.platform != 'win32') && (cmd.path[0] != '/')) { cmd.path = '/' + cmd.path; } // Add '/' to paths on non-windows
//console.log(objToString(cmd, 0, ' '));
switch (cmd.action) {
case 'ls': {
/*
// Close the watcher if required
var samepath = ((this.httprequest.watcher != undefined) && (cmd.path == this.httprequest.watcher.path));
if ((this.httprequest.watcher != undefined) && (samepath == false)) {
//console.log('Closing watcher: ' + this.httprequest.watcher.path);
//this.httprequest.watcher.close(); // TODO: This line causes the agent to crash!!!!
delete this.httprequest.watcher;
}
*/
// Send the folder content to the browser
var response = getDirectoryInfo(cmd.path);
if (cmd.reqid != undefined) { response.reqid = cmd.reqid; }
this.write(Buffer.from(JSON.stringify(response)));
/*
// Start the directory watcher
if ((cmd.path != '') && (samepath == false)) {
var watcher = fs.watch(cmd.path, onFileWatcher);
watcher.tunnel = this.httprequest;
watcher.path = cmd.path;
this.httprequest.watcher = watcher;
//console.log('Starting watcher: ' + this.httprequest.watcher.path);
}
*/
break;
}
case 'mkdir': {
// Create a new empty folder
fs.mkdirSync(cmd.path);
MeshServerLogEx(44, [cmd.path], "Create folder: \"" + cmd.path + "\"", this.httprequest);
break;
}
case 'rm': {
// Delete, possibly recursive delete
for (var i in cmd.delfiles) {
var p = obj.path.join(cmd.path, cmd.delfiles[i]), delcount = 0;
try { delcount = deleteFolderRecursive(p, cmd.rec); } catch (e) { }
if ((delcount == 1) && !cmd.rec) {
MeshServerLogEx(45, [p], "Delete: \"" + p + "\"", this.httprequest);
} else {
if (cmd.rec) {
MeshServerLogEx(46, [p, delcount], "Delete recursive: \"" + p + "\", " + delcount + " element(s) removed", this.httprequest);
} else {
MeshServerLogEx(47, [p, delcount], "Delete: \"" + p + "\", " + delcount + " element(s) removed", this.httprequest);
}
}
}
break;
}
case 'markcoredump': {
// If we are asking for the coredump file, set the right path.
var coreDumpPath = null;
if (process.platform == 'win32') {
if (fs.existsSync(process.coreDumpLocation)) { coreDumpPath = process.coreDumpLocation; }
} else {
if ((process.cwd() != '//') && fs.existsSync(process.cwd() + 'core')) { coreDumpPath = process.cwd() + 'core'; }
}
if (coreDumpPath != null) { db.Put('CoreDumpTime', require('fs').statSync(coreDumpPath).mtime); }
break;
}
case 'rename':
{
// Rename a file or folder
var oldfullpath = obj.path.join(cmd.path, cmd.oldname);
var newfullpath = obj.path.join(cmd.path, cmd.newname);
MeshServerLogEx(48, [oldfullpath, cmd.newname], 'Rename: \"' + oldfullpath + '\" to \"' + cmd.newname + '\"', this.httprequest);
try { fs.renameSync(oldfullpath, newfullpath); } catch (e) { console.log(e); }
break;
}
case 'findfile':
{
// Search for files
var r = require('file-search').find('"' + cmd.path + '"', cmd.filter);
if (!r.cancel) { r.cancel = function cancel() { this.child.kill(); }; }
this._search = r;
r.socket = this;
r.socket.reqid = cmd.reqid; // Search request id. This is used to send responses and cancel the request.
r.socket.path = cmd.path; // Search path
r.on('result', function (str) { try { this.socket.write(Buffer.from(JSON.stringify({ action: 'findfile', r: str.substring(this.socket.path.length), reqid: this.socket.reqid }))); } catch (ex) { } });
r.then(function () { try { this.socket.write(Buffer.from(JSON.stringify({ action: 'findfile', r: null, reqid: this.socket.reqid }))); } catch (ex) { } });
break;
}
case 'cancelfindfile':
{
if (this._search) { this._search.cancel(); this._search = null; }
break;
}
case 'download':
{
// Download a file
var sendNextBlock = 0;
if (cmd.sub == 'start') { // Setup the download
if ((cmd.path == null) && (cmd.ask == 'coredump')) { // If we are asking for the coredump file, set the right path.
if (process.platform == 'win32') {
if (fs.existsSync(process.coreDumpLocation)) { cmd.path = process.coreDumpLocation; }
} else {
if ((process.cwd() != '//') && fs.existsSync(process.cwd() + 'core')) { cmd.path = process.cwd() + 'core'; }
}
}
MeshServerLogEx((cmd.ask == 'coredump') ? 104 : 49, [cmd.path], 'Download: \"' + cmd.path + '\"', this.httprequest);
if ((cmd.path == null) || (this.filedownload != null)) { this.write({ action: 'download', sub: 'cancel', id: this.filedownload.id }); delete this.filedownload; }
this.filedownload = { id: cmd.id, path: cmd.path, ptr: 0 }
try { this.filedownload.f = fs.openSync(this.filedownload.path, 'rbN'); } catch (e) { this.write({ action: 'download', sub: 'cancel', id: this.filedownload.id }); delete this.filedownload; }
if (this.filedownload) { this.write({ action: 'download', sub: 'start', id: cmd.id }); }
} else if ((this.filedownload != null) && (cmd.id == this.filedownload.id)) { // Download commands
if (cmd.sub == 'startack') { sendNextBlock = ((typeof cmd.ack == 'number') ? cmd.ack : 8); } else if (cmd.sub == 'stop') { delete this.filedownload; } else if (cmd.sub == 'ack') { sendNextBlock = 1; }
}
// Send the next download block(s)
while (sendNextBlock > 0) {
sendNextBlock--;
var buf = Buffer.alloc(16384);
var len = fs.readSync(this.filedownload.f, buf, 4, 16380, null);
this.filedownload.ptr += len;
if (len < 16380) { buf.writeInt32BE(0x01000001, 0); fs.closeSync(this.filedownload.f); delete this.filedownload; sendNextBlock = 0; } else { buf.writeInt32BE(0x01000000, 0); }
this.write(buf.slice(0, len + 4)); // Write as binary
}
break;
}
case 'upload':
{
// Upload a file, browser to agent
if (this.httprequest.uploadFile != null) { fs.closeSync(this.httprequest.uploadFile); delete this.httprequest.uploadFile; }
if (cmd.path == undefined) break;
var filepath = cmd.name ? obj.path.join(cmd.path, cmd.name) : cmd.path;
this.httprequest.uploadFilePath = filepath;
this.httprequest.uploadFileSize = 0;
try { this.httprequest.uploadFile = fs.openSync(filepath, 'wbN'); } catch (e) { this.write(Buffer.from(JSON.stringify({ action: 'uploaderror', reqid: cmd.reqid }))); break; }
this.httprequest.uploadFileid = cmd.reqid;
if (this.httprequest.uploadFile) { this.write(Buffer.from(JSON.stringify({ action: 'uploadstart', reqid: this.httprequest.uploadFileid }))); }
break;
}
case 'uploaddone':
{
// Indicates that an upload is done
if (this.httprequest.uploadFile) {
MeshServerLogEx(105, [this.httprequest.uploadFilePath, this.httprequest.uploadFileSize], 'Upload: \"' + this.httprequest.uploadFilePath + '\", Size: ' + this.httprequest.uploadFileSize, this.httprequest);
fs.closeSync(this.httprequest.uploadFile);
this.write(Buffer.from(JSON.stringify({ action: 'uploaddone', reqid: this.httprequest.uploadFileid }))); // Indicate that we closed the file.
delete this.httprequest.uploadFile;
delete this.httprequest.uploadFileid;
delete this.httprequest.uploadFilePath;
delete this.httprequest.uploadFileSize;
}
break;
}
case 'uploadcancel':
{
// Indicates that an upload is canceled
if (this.httprequest.uploadFile) {
fs.closeSync(this.httprequest.uploadFile);
fs.unlinkSync(this.httprequest.uploadFilePath);
this.write(Buffer.from(JSON.stringify({ action: 'uploadcancel', reqid: this.httprequest.uploadFileid }))); // Indicate that we closed the file.
delete this.httprequest.uploadFile;
delete this.httprequest.uploadFileid;
delete this.httprequest.uploadFilePath;
delete this.httprequest.uploadFileSize;
}
break;
}
case 'copy':
{
// Copy a bunch of files from scpath to dspath
for (var i in cmd.names) {
var sc = obj.path.join(cmd.scpath, cmd.names[i]), ds = obj.path.join(cmd.dspath, cmd.names[i]);
MeshServerLogEx(51, [sc, ds], 'Copy: \"' + sc + '\" to \"' + ds + '\"', this.httprequest);
if (sc != ds) { try { fs.copyFileSync(sc, ds); } catch (e) { } }
}
break;
}
case 'move':
{
// Move a bunch of files from scpath to dspath
for (var i in cmd.names) {
var sc = obj.path.join(cmd.scpath, cmd.names[i]), ds = obj.path.join(cmd.dspath, cmd.names[i]);
MeshServerLogEx(52, [sc, ds], 'Move: \"' + sc + '\" to \"' + ds + '\"', this.httprequest);
if (sc != ds) { try { fs.copyFileSync(sc, ds); fs.unlinkSync(sc); } catch (e) { } }
}
break;
}
case 'zip':
// Zip a bunch of files
if (this.zip != null) return; // Zip operating is currently running, exit now.
// Check that the specified files exist & build full paths
var fp, stat, p = [];
for (var i in cmd.files) { fp = cmd.path + '/' + cmd.files[i]; stat = null; try { stat = fs.statSync(fp); } catch (e) { } if (stat != null) { p.push(fp); } }
if (p.length == 0) return; // No files, quit now.
// Setup file compression
var ofile = cmd.path + '/' + cmd.output;
this.write(Buffer.from(JSON.stringify({ action: 'dialogmessage', msg: 'zipping' })));
this.zipfile = ofile;
delete this.zipcancel;
var out = require('fs').createWriteStream(ofile, { flags: 'wb' });
out.xws = this;
out.on('close', function () {
this.xws.write(Buffer.from(JSON.stringify({ action: 'dialogmessage', msg: null })));
this.xws.write(Buffer.from(JSON.stringify({ action: 'refresh' })));
if (this.xws.zipcancel === true) { fs.unlinkSync(this.xws.zipfile); } // Delete the complete file.
delete this.xws.zipcancel;
delete this.xws.zipfile;
delete this.xws.zip;
});
this.zip = require('zip-writer').write({ files: p, basePath: cmd.path });
this.zip.xws = this;
this.zip.on('progress', require('events').moderated(function (name, p) { this.xws.write(Buffer.from(JSON.stringify({ action: 'dialogmessage', msg: 'zippingFile', file: ((process.platform == 'win32') ? (name.split('/').join('\\')) : name), progress: p }))); }, 1000));
this.zip.pipe(out);
break;
case 'cancel':
// Cancel zip operation if present
try { this.zipcancel = true; this.zip.cancel(function () { }); } catch (e) { }
this.zip = null;
break;
default:
// Unknown action, ignore it.
break;
}
} else if (this.httprequest.protocol == 7) { // Plugin data exchange
var cmd = null;
try { cmd = JSON.parse(data); } catch (e) { };
if (cmd == null) { return; }
if ((cmd.ctrlChannel == '102938') || ((cmd.type == 'offer') && (cmd.sdp != null))) { onTunnelControlData(cmd, this); return; } // If this is control data, handle it now.
if (cmd.action == undefined) return;
switch (cmd.action) {
case 'plugin': {
try { require(cmd.plugin).consoleaction(cmd, null, null, this); } catch (e) { throw e; }
break;
}
default: {
// probably shouldn't happen, but just in case this feature is expanded
}
}
}
//sendConsoleText("Got tunnel #" + this.httprequest.index + " data: " + data, this.httprequest.sessionid);
}
}
// Delete a directory with a files and directories within it
function deleteFolderRecursive(path, rec) {
var count = 0;
if (fs.existsSync(path)) {
if (rec == true) {
fs.readdirSync(obj.path.join(path, '*')).forEach(function (file, index) {
var curPath = obj.path.join(path, file);
if (fs.statSync(curPath).isDirectory()) { // recurse
count += deleteFolderRecursive(curPath, true);
} else { // delete file
fs.unlinkSync(curPath);
count++;
}
});
}
fs.unlinkSync(path);
count++;
}
return count;
}
// Called when receiving control data on WebRTC
function onTunnelWebRTCControlData(data) {
if (typeof data != 'string') return;
var obj;
try { obj = JSON.parse(data); } catch (e) { sendConsoleText('Invalid control JSON on WebRTC: ' + data); return; }
if (obj.type == 'close') {
//sendConsoleText('Tunnel #' + this.xrtc.websocket.tunnel.index + ' WebRTC control close');
try { this.close(); } catch (e) { }
try { this.xrtc.close(); } catch (e) { }
}
}
// Called when receiving control data on websocket
function onTunnelControlData(data, ws) {
var obj;
if (ws == null) { ws = this; }
if (typeof data == 'string') { try { obj = JSON.parse(data); } catch (e) { sendConsoleText('Invalid control JSON: ' + data); return; } }
else if (typeof data == 'object') { obj = data; } else { return; }
//sendConsoleText('onTunnelControlData(' + ws.httprequest.protocol + '): ' + JSON.stringify(data));
//console.log('onTunnelControlData: ' + JSON.stringify(data));
switch (obj.type) {
case 'lock': {
// Look for a TSID
var tsid = null;
if ((ws.httprequest.xoptions != null) && (typeof ws.httprequest.xoptions.tsid == 'number')) { tsid = ws.httprequest.xoptions.tsid; }
// Lock the current user out of the desktop
try {
if (process.platform == 'win32') {
MeshServerLogEx(53, null, "Locking remote user out of desktop", ws.httprequest);
var child = require('child_process');
child.execFile(process.env['windir'] + '\\system32\\cmd.exe', ['/c', 'RunDll32.exe user32.dll,LockWorkStation'], { type: 1, uid: tsid });
}
} catch (e) { }
break;
}
case 'options': {
// These are additional connection options passed in the control channel.
//sendConsoleText('options: ' + JSON.stringify(obj));
delete obj.type;
ws.httprequest.xoptions = obj;
// Set additional user consent options if present
if ((obj != null) && (typeof obj.consent == 'number')) { ws.httprequest.consent |= obj.consent; }
break;
}
case 'close': {
// We received the close on the websocket
//sendConsoleText('Tunnel #' + ws.tunnel.index + ' WebSocket control close');
try { ws.close(); } catch (e) { }
break;
}
case 'termsize': {
// Indicates a change in terminal size
if (process.platform == 'win32') {
if (ws.httprequest._dispatcher == null) return;
//sendConsoleText('Win32-TermSize: ' + obj.cols + 'x' + obj.rows);
if (ws.httprequest._dispatcher.invoke) { ws.httprequest._dispatcher.invoke('resizeTerminal', [obj.cols, obj.rows]); }
} else {
if (ws.httprequest.process == null || ws.httprequest.process.pty == 0) return;
//sendConsoleText('Linux Resize: ' + obj.cols + 'x' + obj.rows);
if (ws.httprequest.process.tcsetsize) { ws.httprequest.process.tcsetsize(obj.rows, obj.cols); }
}
break;
}
case 'webrtc0': { // Browser indicates we can start WebRTC switch-over.
if (ws.httprequest.protocol == 1) { // Terminal
// This is a terminal data stream, unpipe the terminal now and indicate to the other side that terminal data will no longer be received over WebSocket
if (process.platform == 'win32') {
ws.httprequest._term.unpipe(ws);
} else {
ws.httprequest.process.stdout.unpipe(ws);
ws.httprequest.process.stderr.unpipe(ws);
}
} else if (ws.httprequest.protocol == 2) { // Desktop
// This is a KVM data stream, unpipe the KVM now and indicate to the other side that KVM data will no longer be received over WebSocket
ws.httprequest.desktop.kvm.unpipe(ws);
} else {
// Switch things around so all WebRTC data goes to onTunnelData().
ws.rtcchannel.httprequest = ws.httprequest;
ws.rtcchannel.removeAllListeners('data');
ws.rtcchannel.on('data', onTunnelData);
}
ws.write("{\"ctrlChannel\":\"102938\",\"type\":\"webrtc1\"}"); // End of data marker
break;
}
case 'webrtc1': {
if ((ws.httprequest.protocol == 1) || (ws.httprequest.protocol == 6)) { // Terminal
// Switch the user input from websocket to webrtc at this point.
if (process.platform == 'win32') {
ws.unpipe(ws.httprequest._term);
ws.rtcchannel.pipe(ws.httprequest._term, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text.
} else {
ws.unpipe(ws.httprequest.process.stdin);
ws.rtcchannel.pipe(ws.httprequest.process.stdin, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text.
}
ws.resume(); // Resume the websocket to keep receiving control data
} else if (ws.httprequest.protocol == 2) { // Desktop
// Switch the user input from websocket to webrtc at this point.
ws.unpipe(ws.httprequest.desktop.kvm);
try { ws.webrtc.rtcchannel.pipe(ws.httprequest.desktop.kvm, { dataTypeSkip: 1, end: false }); } catch (e) { sendConsoleText('EX2'); } // 0 = Binary, 1 = Text.
ws.resume(); // Resume the websocket to keep receiving control data
}
ws.write('{\"ctrlChannel\":\"102938\",\"type\":\"webrtc2\"}'); // Indicates we will no longer get any data on websocket, switching to WebRTC at this point.
break;
}
case 'webrtc2': {
// Other side received websocket end of data marker, start sending data on WebRTC channel
if ((ws.httprequest.protocol == 1) || (ws.httprequest.protocol == 6)) { // Terminal
if (process.platform == 'win32') {
ws.httprequest._term.pipe(ws.webrtc.rtcchannel, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text.
} else {
ws.httprequest.process.stdout.pipe(ws.webrtc.rtcchannel, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text.
ws.httprequest.process.stderr.pipe(ws.webrtc.rtcchannel, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text.
}
} else if (ws.httprequest.protocol == 2) { // Desktop
ws.httprequest.desktop.kvm.pipe(ws.webrtc.rtcchannel, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text.
}
break;
}
case 'offer': {
// This is a WebRTC offer.
if ((ws.httprequest.protocol == 1) || (ws.httprequest.protocol == 6)) return; // TODO: Terminal is currently broken with WebRTC. Reject WebRTC upgrade for now.
ws.webrtc = rtc.createConnection();
ws.webrtc.websocket = ws;
ws.webrtc.on('connected', function () { /*sendConsoleText('Tunnel #' + this.websocket.tunnel.index + ' WebRTC connected');*/ });
ws.webrtc.on('disconnected', function () { /*sendConsoleText('Tunnel #' + this.websocket.tunnel.index + ' WebRTC disconnected');*/ });
ws.webrtc.on('dataChannel', function (rtcchannel) {
//sendConsoleText('WebRTC Datachannel open, protocol: ' + this.websocket.httprequest.protocol);
rtcchannel.maxFragmentSize = 32768;
rtcchannel.xrtc = this;
rtcchannel.websocket = this.websocket;
this.rtcchannel = rtcchannel;
this.websocket.rtcchannel = rtcchannel;
this.websocket.rtcchannel.on('data', onTunnelWebRTCControlData);
this.websocket.rtcchannel.on('end', function () {
// The WebRTC channel closed, unpipe the KVM now. This is also done when the web socket closes.
//sendConsoleText('Tunnel #' + this.websocket.tunnel.index + ' WebRTC data channel closed');
if (this.websocket.desktop && this.websocket.desktop.kvm) {
try {
this.unpipe(this.websocket.desktop.kvm);
this.websocket.httprequest.desktop.kvm.unpipe(this);
}
catch (e) { }
}
});
this.websocket.write('{\"ctrlChannel\":\"102938\",\"type\":\"webrtc0\"}'); // Indicate we are ready for WebRTC switch-over.
});
var sdp = null;
try { sdp = ws.webrtc.setOffer(obj.sdp); } catch (e) { }
if (sdp != null) { ws.write({ type: 'answer', ctrlChannel: '102938', sdp: sdp }); }
break;
}
case 'ping': {
ws.write("{\"ctrlChannel\":\"102938\",\"type\":\"pong\"}"); // Send pong response
break;
}
case 'pong': { // NOP
break;
}
case 'rtt': {
ws.write({ type: 'rtt', ctrlChannel: '102938', time: obj.time });
break;
}
}
}
// Console state
var consoleWebSockets = {};
var consoleHttpRequest = null;
// Console HTTP response
function consoleHttpResponse(response) {
response.data = function (data) { sendConsoleText(rstr2hex(buf2rstr(data)), this.sessionid); consoleHttpRequest = null; }
response.close = function () { sendConsoleText('httprequest.response.close', this.sessionid); consoleHttpRequest = null; }
}
// Open a web browser to a specified URL on current user's desktop
function openUserDesktopUrl(url) {
if ((url.toLowerCase().startsWith('http://') == false) && (url.toLowerCase().startsWith('https://') == false)) { return null; }
var child = null;
try {
switch (process.platform) {
case 'win32':
var uid = require('user-sessions').consoleUid();
var user = require('user-sessions').getUsername(uid);
var domain = require('user-sessions').getDomain(uid);
var taskoptions = { env: { _target: process.env['windir'] + '\\system32\\cmd.exe', _args: '/C START ' + url.split('&').join('^&'), _user: '"' + domain + '\\' + user + '"' } };
for (var c1e in process.env) {
taskoptions.env[c1e] = process.env[c1e];
}
var child = require('child_process').execFile(process.env['windir'] + '\\System32\\WindowsPowerShell\\v1.0\\powershell.exe', ['powershell', '-noprofile', '-nologo', '-command', '-'], taskoptions);
child.stderr.on('data', function (c) { });
child.stdout.on('data', function (c) { });
child.stdin.write('SCHTASKS /CREATE /F /TN MeshChatTask /SC ONCE /ST 00:00 ');
if (user) { child.stdin.write('/RU $env:_user '); }
child.stdin.write('/TR "$env:_target $env:_args"\r\n');
child.stdin.write('$ts = New-Object -ComObject Schedule.service\r\n');
child.stdin.write('$ts.connect()\r\n');
child.stdin.write('$tsfolder = $ts.getfolder("\\")\r\n');
child.stdin.write('$task = $tsfolder.GetTask("MeshChatTask")\r\n');
child.stdin.write('$taskdef = $task.Definition\r\n');
child.stdin.write('$taskdef.Settings.StopIfGoingOnBatteries = $false\r\n');
child.stdin.write('$taskdef.Settings.DisallowStartIfOnBatteries = $false\r\n');
child.stdin.write('$taskdef.Actions.Item(1).Path = $env:_target\r\n');
child.stdin.write('$taskdef.Actions.Item(1).Arguments = $env:_args\r\n');
child.stdin.write('$tsfolder.RegisterTaskDefinition($task.Name, $taskdef, 4, $null, $null, $null)\r\n');
child.stdin.write('SCHTASKS /RUN /TN MeshChatTask\r\n');
child.stdin.write('SCHTASKS /DELETE /F /TN MeshChatTask\r\nexit\r\n');
child.waitExit();
break;
case 'linux':
child = require('child_process').execFile('/usr/bin/xdg-open', ['xdg-open', url], { uid: require('user-sessions').consoleUid() });
break;
case 'darwin':
child = require('child_process').execFile('/usr/bin/open', ['open', url], { uid: require('user-sessions').consoleUid() });
break;
default:
// Unknown platform, ignore this command.
break;
}
} catch (e) { }
return child;
}
// Process a mesh agent console command
function processConsoleCommand(cmd, args, rights, sessionid) {
try {
var response = null;
switch (cmd) {
case 'help': { // Displays available commands
var fin = '', f = '', availcommands = 'agentupdate,errorlog,msh,timerinfo,coreinfo,coredump,service,fdsnapshot,fdcount,startupoptions,alert,agentsize,versions,help,info,osinfo,args,print,type,dbkeys,dbget,dbset,dbcompact,eval,parseuri,httpget,wslist,plugin,wsconnect,wssend,wsclose,notify,ls,ps,kill,netinfo,location,power,wakeonlan,setdebug,smbios,rawsmbios,toast,lock,users,openurl,getscript,getclip,setclip,log,av,cpuinfo,sysinfo,apf,scanwifi,wallpaper,agentmsg';
if (require('os').dns != null) { availcommands += ',dnsinfo'; }
if (process.platform == 'win32') { availcommands += ',cs,safemode,wpfhwacceleration,uac'; }
if (amt != null) { availcommands += ',amt,amtconfig,amtevents'; }
if (process.platform != 'freebsd') { availcommands += ',vm'; }
if (require('MeshAgent').maxKvmTileSize != null) { availcommands += ',kvmmode'; }
try { require('zip-reader'); availcommands += ',zip,unzip'; } catch (e) { }
availcommands = availcommands.split(',').sort();
while (availcommands.length > 0) {
if (f.length > 90) { fin += (f + ',\r\n'); f = ''; }
f += (((f != '') ? ', ' : ' ') + availcommands.shift());
}
if (f != '') { fin += f; }
response = "Available commands: \r\n" + fin + ".";
break;
}
case 'cs':
if (process.platform != 'win32') {
response = 'Unknown command "cs", type "help" for list of avaialble commands.';
break;
}
switch (args['_'].length) {
case 0:
try {
var cs = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'System\\CurrentControlSet\\Control\\Power', 'CsEnabled');
response = "Connected Standby: " + (cs == 1 ? "ENABLED" : "DISABLED");
}
catch (e) {
response = "This machine does not support Connected Standby";
}
break;
case 1:
if ((args['_'][0].toUpperCase() != 'ENABLE' && args['_'][0].toUpperCase() != 'DISABLE')) {
response = "Proper usage:\r\n cs [ENABLE|DISABLE]";
}
else {
try {
var cs = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'System\\CurrentControlSet\\Control\\Power', 'CsEnabled');
require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'System\\CurrentControlSet\\Control\\Power', 'CsEnabled', args['_'][0].toUpperCase() == 'ENABLE' ? 1 : 0);
cs = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'System\\CurrentControlSet\\Control\\Power', 'CsEnabled');
response = "Connected Standby: " + (cs == 1 ? "ENABLED" : "DISABLED");
}
catch (e) {
response = "This machine does not support Connected Standby";
}
}
break;
default:
response = "Proper usage:\r\n cs [ENABLE|DISABLE]";
break;
}
break;
case 'assistant':
if (process.platform == 'win32') {
// Install MeshCentral Assistant on this device
response = "Usage: Assistant [info|install|uninstall]";
if (args['_'].length == 1) {
if ((args['_'][0] == 'install') || (args['_'][0] == 'info')) { response = ''; require('MeshAgent').SendCommand({ action: 'meshToolInfo', sessionid: sessionid, name: 'MeshCentralAssistant', cookie: true, tag: args['_'][0] }); }
// TODO: Uninstall
}
} else {
response = "MeshCentral Assistant is not supported on this platform.";
}
break;
case 'userimage':
require('MeshAgent').SendCommand({ action: 'getUserImage', sessionid: sessionid, userid: args['_'][0], tag: 'info' });
response = 'ok';
break;
case 'agentupdate':
require('MeshAgent').SendCommand({ action: 'agentupdate', sessionid: sessionid });
break;
case 'agentupdateex':
// Perform an direct agent update without requesting any information from the server, this should not typically be used.
if (args['_'].length == 1) {
if (args['_'][0].startsWith('https://')) { agentUpdate_Start(args['_'][0], { sessionid: sessionid }); } else { response = "Usage: agentupdateex https://server/path"; }
} else {
agentUpdate_Start(null, { sessionid: sessionid });
}
break;
case 'errorlog':
switch (args['_'].length) {
case 0:
// All Error Logs
response = JSON.stringify(require('util-agentlog').read(), null, 1);
break;
case 1:
// Error Logs, by either count or timestamp
response = JSON.stringify(require('util-agentlog').read(parseInt(args['_'][0])), null, 1);
break;
default:
response = "Proper usage:\r\n errorlog [lastCount|linuxEpoch]";
break;
}
break;
case 'msh':
response = JSON.stringify(_MSH(), null, 2);
break;
case 'dnsinfo':
if (require('os').dns == null) {
response = "Unknown command \"" + cmd + "\", type \"help\" for list of avaialble commands.";
}
else {
response = 'DNS Servers: ';
var dns = require('os').dns();
for (var i = 0; i < dns.length; ++i) {
if (i > 0) { response += ', '; }
response += dns[i];
}
}
break;
case 'timerinfo':
response = require('ChainViewer').getTimerInfo();
break;
case 'find':
if (args['_'].length <= 1) {
response = "Proper usage:\r\n find root criteria [criteria2] [criteria n...]";
}
else {
var root = args['_'][0];
var p = args['_'].slice(1);
var r = require('file-search').find(root, p);
r.sid = sessionid;
r.on('result', function (str) { sendConsoleText(str, this.sid); });
r.then(function () { sendConsoleText('*** End Results ***', this.sid); });
response = "Find: [" + root + "] " + JSON.stringify(p);
}
break;
case 'coreinfo': {
response = JSON.stringify(meshCoreObj, null, 2);
break;
}
case 'coreinfoupdate': {
sendPeriodicServerUpdate();
break;
}
case 'agentmsg': {
if (args['_'].length == 0)
{
response = "Proper usage:\r\n agentmsg add \"[message]\" [iconIndex]\r\n agentmsg remove [index]\r\n agentmsg list"; // Display usage
} else
{
if ((args['_'][0] == 'add') && (args['_'].length > 1))
{
var msgID, iconIndex = 0;
if (args['_'].length >= 3) { try { iconIndex = parseInt(args['_'][2]); } catch (e) { } }
if (typeof iconIndex != 'number') { iconIndex = 0; }
msgID = sendAgentMessage(args['_'][1], iconIndex);
response = 'Agent message: ' + msgID + ' added.';
} else if ((args['_'][0] == 'remove') && (args['_'].length > 1))
{
var r = removeAgentMessage(args['_'][1]);
response = 'Message ' + (r ? 'removed' : 'NOT FOUND');
} else if (args['_'][0] == 'list')
{
response = JSON.stringify(sendAgentMessage(), null, 2);
}
broadcastSessionsToRegisteredApps();
}
break;
}
case 'clearagentmsg': {
removeAgentMessage();
broadcastSessionsToRegisteredApps();
break;
}
case 'coredump':
if (args['_'].length != 1) {
response = "Proper usage: coredump on|off|status|clear"; // Display usage
} else {
switch (args['_'][0].toLowerCase()) {
case 'on':
process.coreDumpLocation = (process.platform == 'win32') ? (process.execPath.replace('.exe', '.dmp')) : (process.execPath + '.dmp');
response = 'coredump is now on';
break;
case 'off':
process.coreDumpLocation = null;
response = 'coredump is now off';
break;
case 'status':
response = 'coredump is: ' + ((process.coreDumpLocation == null) ? 'off' : 'on');
if (process.coreDumpLocation != null) {
if (process.platform == 'win32') {
if (fs.existsSync(process.coreDumpLocation)) {
response += '\r\n CoreDump present at: ' + process.coreDumpLocation;
response += '\r\n CoreDump Time: ' + new Date(fs.statSync(process.coreDumpLocation).mtime).getTime();
response += '\r\n Agent Time : ' + new Date(fs.statSync(process.execPath).mtime).getTime();
}
} else {
if ((process.cwd() != '//') && fs.existsSync(process.cwd() + 'core')) {
response += '\r\n CoreDump present at: ' + process.cwd() + 'core';
response += '\r\n CoreDump Time: ' + new Date(fs.statSync(process.cwd() + 'core').mtime).getTime();
response += '\r\n Agent Time : ' + new Date(fs.statSync(process.execPath).mtime).getTime();
}
}
}
break;
case 'clear':
db.Put('CoreDumpTime', null);
response = 'coredump db cleared';
break;
default:
response = "Proper usage: coredump on|off|status"; // Display usage
break;
}
}
break;
case 'service':
if (args['_'].length != 1) {
response = "Proper usage: service status|restart"; // Display usage
}
else {
var svcname = process.platform == 'win32' ? 'Mesh Agent' : 'meshagent';
try {
svcname = require('MeshAgent').serviceName;
}
catch (x) {
}
var s = require('service-manager').manager.getService(svcname);
switch (args['_'][0].toLowerCase()) {
case 'status':
response = 'Service ' + (s.isRunning() ? (s.isMe() ? '[SELF]' : '[RUNNING]') : ('[NOT RUNNING]'));
break;
case 'restart':
if (s.isMe()) {
s.restart();
}
else {
response = 'Restarting another agent instance is not allowed';
}
break;
default:
response = "Proper usage: service status|restart"; // Display usage
break;
}
if (process.platform == 'win32') { s.close(); }
}
break;
case 'zip':
if (args['_'].length == 0) {
response = "Proper usage: zip (output file name), input1 [, input n]"; // Display usage
} else {
var p = args['_'].join(' ').split(',');
var ofile = p.shift();
sendConsoleText('Writing ' + ofile + '...');
var out = require('fs').createWriteStream(ofile, { flags: 'wb' });
out.fname = ofile;
out.sessionid = sessionid;
out.on('close', function () { sendConsoleText('DONE writing ' + this.fname, this.sessionid); });
var zip = require('zip-writer').write({ files: p });
zip.pipe(out);
}
break;
case 'unzip':
if (args['_'].length == 0) {
response = "Proper usage: unzip input, destination"; // Display usage
} else {
var p = args['_'].join(' ').split(',');
if (p.length != 2) { response = "Proper usage: unzip input, destination"; break; } // Display usage
var prom = require('zip-reader').read(p[0]);
prom._dest = p[1];
prom.self = this;
prom.sessionid = sessionid;
prom.then(function (zipped) {
sendConsoleText('Extracting to ' + this._dest + '...', this.sessionid);
zipped.extractAll(this._dest).then(function () { sendConsoleText('finished unzipping', this.sessionid); }, function (e) { sendConsoleText('Error unzipping: ' + e, this.sessionid); }).parentPromise.sessionid = this.sessionid;
}, function (e) { sendConsoleText('Error unzipping: ' + e, this.sessionid); });
}
break;
case 'setbattery':
// require('MeshAgent').SendCommand({ action: 'battery', state: 'dc', level: 55 });
if ((args['_'].length > 0) && ((args['_'][0] == 'ac') || (args['_'][0] == 'dc'))) {
var b = { action: 'battery', state: args['_'][0] };
if (args['_'].length == 2) { b.level = parseInt(args['_'][1]); }
require('MeshAgent').SendCommand(b);
} else {
require('MeshAgent').SendCommand({ action: 'battery' });
}
break;
case 'fdsnapshot':
require('ChainViewer').getSnapshot().then(function (c) { sendConsoleText(c, this.sessionid); }).parentPromise.sessionid = sessionid;
break;
case 'fdcount':
require('DescriptorEvents').getDescriptorCount().then(
function (c) {
sendConsoleText('Descriptor Count: ' + c, this.sessionid);
}, function (e) {
sendConsoleText('Error fetching descriptor count: ' + e, this.sessionid);
}).parentPromise.sessionid = sessionid;
break;
case 'uac':
if (process.platform != 'win32') {
response = 'Unknown command "uac", type "help" for list of avaialble commands.';
break;
}
if (args['_'].length != 1) {
response = 'Proper usage: uac [get|interactive|secure]';
}
else {
switch (args['_'][0].toUpperCase()) {
case 'GET':
var secd = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System', 'PromptOnSecureDesktop');
response = "UAC mode: " + (secd == 0 ? "Interactive Desktop" : "Secure Desktop");
break;
case 'INTERACTIVE':
try {
require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System', 'PromptOnSecureDesktop', 0);
response = 'UAC mode changed to: Interactive Desktop';
}
catch (e) {
response = "Unable to change UAC Mode";
}
break;
case 'SECURE':
try {
require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System', 'PromptOnSecureDesktop', 1);
response = 'UAC mode changed to: Secure Desktop';
}
catch (e) {
response = "Unable to change UAC Mode";
}
break;
default:
response = 'Proper usage: uac [get|interactive|secure]';
break;
}
}
break;
case 'vm':
response = 'Virtual Machine = ' + require('identifiers').isVM();
break;
case 'startupoptions':
response = JSON.stringify(require('MeshAgent').getStartupOptions());
break;
case 'kvmmode':
if (require('MeshAgent').maxKvmTileSize == null) {
response = "Unknown command \"kvmmode\", type \"help\" for list of avaialble commands.";
}
else {
if (require('MeshAgent').maxKvmTileSize == 0) {
response = 'KVM Mode: Full JUMBO';
}
else {
response = 'KVM Mode: ' + (require('MeshAgent').maxKvmTileSize <= 65500 ? 'NO JUMBO' : 'Partial JUMBO');
response += (', TileLimit: ' + (require('MeshAgent').maxKvmTileSize < 1024 ? (require('MeshAgent').maxKvmTileSize + ' bytes') : (Math.round(require('MeshAgent').maxKvmTileSize / 1024) + ' Kbytes')));
}
}
break;
case 'alert':
if (args['_'].length == 0) {
response = "Proper usage: alert TITLE, CAPTION [, TIMEOUT]"; // Display usage
}
else {
var p = args['_'].join(' ').split(',');
if (p.length < 2) {
response = "Proper usage: alert TITLE, CAPTION [, TIMEOUT]"; // Display usage
}
else {
this._alert = require('message-box').create(p[0], p[1], p.length == 3 ? parseInt(p[2]) : 9999, 1);
}
}
break;
case 'agentsize':
var actualSize = Math.floor(require('fs').statSync(process.execPath).size / 1024);
if (process.platform == 'win32') {
// Check the Agent Uninstall MetaData for correctness, as the installer may have written an incorrect value
var writtenSize = 0;
try { writtenSize = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MeshCentralAgent', 'EstimatedSize'); } catch (e) { response = e; }
if (writtenSize != actualSize) {
response = "Size updated from: " + writtenSize + " to: " + actualSize;
try { require('win-registry').WriteKey(require('win-registry').HKEY.LocalMachine, 'Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\MeshCentralAgent', 'EstimatedSize', actualSize); } catch (e) { response = e; }
} else
{ response = "Agent Size: " + actualSize + " kb"; }
} else
{ response = "Agent Size: " + actualSize + " kb"; }
break;
case 'versions':
response = JSON.stringify(process.versions, null, ' ');
break;
case 'wpfhwacceleration':
if (process.platform != 'win32') { throw ("wpfhwacceleration setting is only supported on Windows"); }
if (args['_'].length != 1) {
response = "Proper usage: wpfhwacceleration (ON|OFF|STATUS)"; // Display usage
}
else {
var reg = require('win-registry');
var uname = require('user-sessions').getUsername(require('user-sessions').consoleUid());
var key = reg.usernameToUserKey(uname);
switch (args['_'][0].toUpperCase()) {
default:
response = "Proper usage: wpfhwacceleration (ON|OFF|STATUS|DEFAULT)"; // Display usage
break;
case 'ON':
try {
reg.WriteKey(reg.HKEY.Users, key + '\\SOFTWARE\\Microsoft\\Avalon.Graphics', 'DisableHWAcceleration', 0);
response = "OK";
} catch (e) { response = "FAILED"; }
break;
case 'OFF':
try {
reg.WriteKey(reg.HKEY.Users, key + '\\SOFTWARE\\Microsoft\\Avalon.Graphics', 'DisableHWAcceleration', 1);
response = 'OK';
} catch (e) { response = 'FAILED'; }
break;
case 'STATUS':
var s;
try { s = reg.QueryKey(reg.HKEY.Users, key + '\\SOFTWARE\\Microsoft\\Avalon.Graphics', 'DisableHWAcceleration') == 1 ? 'DISABLED' : 'ENABLED'; } catch (e) { s = 'DEFAULT'; }
response = "WPF Hardware Acceleration: " + s;
break;
case 'DEFAULT':
try { reg.DeleteKey(reg.HKEY.Users, key + '\\SOFTWARE\\Microsoft\\Avalon.Graphics', 'DisableHWAcceleration'); } catch (e) { }
response = 'OK';
break;
}
}
break;
case 'tsid':
if (process.platform == 'win32') {
if (args['_'].length != 1) {
response = "TSID: " + (require('MeshAgent')._tsid == null ? "console" : require('MeshAgent')._tsid);
} else {
var i = parseInt(args['_'][0]);
require('MeshAgent')._tsid = (isNaN(i) ? null : i);
response = "TSID set to: " + (require('MeshAgent')._tsid == null ? "console" : require('MeshAgent')._tsid);
}
} else
{ response = "TSID command only supported on Windows"; }
break;
case 'activeusers':
if (process.platform == 'win32') {
var p = require('user-sessions').enumerateUsers();
p.sessionid = sessionid;
p.then(function (u) {
var v = [];
for (var i in u) {
if (u[i].State == 'Active') { v.push({ tsid: i, type: u[i].StationName, user: u[i].Username, domain: u[i].Domain }); }
}
sendConsoleText(JSON.stringify(v, null, 1), this.sessionid);
});
} else
{ response = "activeusers command only supported on Windows"; }
break;
case 'wallpaper':
if (process.platform != 'win32' && !(process.platform == 'linux' && require('linux-gnome-helpers').available)) {
response = "wallpaper command not supported on this platform";
}
else {
if (args['_'].length != 1) {
response = 'Proper usage: wallpaper (GET|TOGGLE)'; // Display usage
}
else {
switch (args['_'][0].toUpperCase()) {
default:
response = 'Proper usage: wallpaper (GET|TOGGLE)'; // Display usage
break;
case 'GET':
case 'TOGGLE':
if (process.platform == 'win32') {
var id = require('user-sessions').getProcessOwnerName(process.pid).tsid == 0 ? 1 : 0;
var child = require('child_process').execFile(process.execPath, [process.execPath.split('\\').pop(), '-b64exec', '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'], { type: id });
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function () { });
child.waitExit();
var current = child.stdout.str.trim();
if (args['_'][0].toUpperCase() == 'GET') {
response = current;
break;
}
if (current != '') {
require('MeshAgent')._wallpaper = current;
response = 'Wallpaper cleared';
} else {
response = 'Wallpaper restored';
}
child = require('child_process').execFile(process.execPath, [process.execPath.split('\\').pop(), '-b64exec', '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', current != '' ? '""' : require('MeshAgent')._wallpaper], { type: id });
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function () { });
child.waitExit();
}
else {
var id = require('user-sessions').consoleUid();
var current = require('linux-gnome-helpers').getDesktopWallpaper(id);
if (args['_'][0].toUpperCase() == 'GET') {
response = current;
break;
}
if (current != '/dev/null') {
require('MeshAgent')._wallpaper = current;
response = 'Wallpaper cleared';
} else {
response = 'Wallpaper restored';
}
require('linux-gnome-helpers').setDesktopWallpaper(id, current != '/dev/null' ? undefined : require('MeshAgent')._wallpaper);
}
break;
}
}
}
break;
case 'safemode':
if (process.platform != 'win32') {
response = 'safemode only supported on Windows Platforms'
}
else {
if (args['_'].length != 1) {
response = 'Proper usage: safemode (ON|OFF|STATUS)'; // Display usage
}
else {
var svcname = process.platform == 'win32' ? 'Mesh Agent' : 'meshagent';
try {
svcname = require('MeshAgent').serviceName;
}
catch (x) {
}
switch (args['_'][0].toUpperCase()) {
default:
response = 'Proper usage: safemode (ON|OFF|STATUS)'; // Display usage
break;
case 'ON':
require('win-bcd').setKey('safeboot', 'Network');
require('win-bcd').enableSafeModeService(svcname);
break;
case 'OFF':
require('win-bcd').deleteKey('safeboot');
break;
case 'STATUS':
var nextboot = require('win-bcd').getKey('safeboot');
if (nextboot) {
switch (nextboot) {
case 'Network':
case 'network':
nextboot = 'SAFE_MODE_NETWORK';
break;
default:
nextboot = 'SAFE_MODE';
break;
}
}
response = 'Current: ' + require('win-bcd').bootMode + ', NextBoot: ' + (nextboot ? nextboot : 'NORMAL');
break;
}
}
}
break;
/*
case 'border':
{
if ((args['_'].length == 1) && (args['_'][0] == 'on')) {
if (meshCoreObj.users.length > 0) {
obj.borderManager.Start(meshCoreObj.users[0]);
response = 'Border blinking is on.';
} else {
response = 'Cannot turn on border blinking, no logged in users.';
}
} else if ((args['_'].length == 1) && (args['_'][0] == 'off')) {
obj.borderManager.Stop();
response = 'Border blinking is off.';
} else {
response = 'Proper usage: border "on|off"'; // Display correct command usage
}
}
break;
*/
case 'av':
if (process.platform == 'win32') {
// Windows Command: "wmic /Namespace:\\root\SecurityCenter2 Path AntiVirusProduct get /FORMAT:CSV"
response = JSON.stringify(require('win-info').av(), null, 1);
} else {
response = 'Not supported on the platform';
}
break;
case 'log':
if (args['_'].length != 1) { response = 'Proper usage: log "sample text"'; } else { MeshServerLog(args['_'][0]); response = 'ok'; }
break;
case 'getclip':
if (require('MeshAgent').isService) {
require('clipboard').dispatchRead().then(function (str) { sendConsoleText(str, sessionid); });
} else {
require("clipboard").read().then(function (str) { sendConsoleText(str, sessionid); });
}
break;
case 'setclip': {
if (args['_'].length != 1) {
response = 'Proper usage: setclip "sample text"';
} else {
if (require('MeshAgent').isService) {
if (process.platform != 'win32') {
require('clipboard').dispatchWrite(args['_'][0]);
}
else
{
var clipargs = args['_'][0];
var uid = require('user-sessions').consoleUid();
var user = require('user-sessions').getUsername(uid);
var domain = require('user-sessions').getDomain(uid);
user = (domain + '\\' + user);
this._dispatcher = require('win-dispatcher').dispatch({ user: user, modules: [{ name: 'clip-dispatch', script: "module.exports = { dispatch: function dispatch(val) { require('clipboard')(val); process.exit(); } };" }], launch: { module: 'clip-dispatch', method: 'dispatch', args: [clipargs] } });
this._dispatcher.parent = this;
//require('events').setFinalizerMetadata.call(this._dispatcher, 'clip-dispatch');
this._dispatcher.on('connection', function (c)
{
this._c = c;
this._c.root = this.parent;
this._c.on('end', function ()
{
this.root._dispatcher = null;
this.root = null;
});
});
}
response = 'Setting clipboard to: "' + args['_'][0] + '"';
}
else
{
require("clipboard")(args['_'][0]); response = 'Setting clipboard to: "' + args['_'][0] + '"';
}
}
break;
}
case 'openurl': {
if (args['_'].length != 1) { response = 'Proper usage: openurl (url)'; } // Display usage
else { if (openUserDesktopUrl(args['_'][0]) == null) { response = 'Failed.'; } else { response = 'Success.'; } }
break;
}
case 'users': {
if (meshCoreObj.users == null) { response = 'Active users are unknown.'; } else { response = 'Active Users: ' + meshCoreObj.users.join(', ') + '.'; }
require('user-sessions').enumerateUsers().then(function (u) { for (var i in u) { sendConsoleText(u[i]); } });
break;
}
case 'toast': {
if (args['_'].length < 1) { response = 'Proper usage: toast "message"'; } else {
if (require('MeshAgent')._tsid == null) {
require('toaster').Toast('MeshCentral', args['_'][0]).then(sendConsoleText, sendConsoleText);
}
else {
require('toaster').Toast('MeshCentral', args['_'][0], require('MeshAgent')._tsid).then(sendConsoleText, sendConsoleText);
}
}
break;
}
case 'setdebug': {
if (args['_'].length < 1) { response = 'Proper usage: setdebug (target), 0 = Disabled, 1 = StdOut, 2 = This Console, * = All Consoles, 4 = WebLog, 8 = Logfile'; } // Display usage
else { if (args['_'][0] == '*') { console.setDestination(2); } else { console.setDestination(parseInt(args['_'][0]), sessionid); } }
break;
}
case 'ps': {
processManager.getProcesses(function (plist) {
var x = '';
for (var i in plist) { x += i + ((plist[i].user) ? (', ' + plist[i].user) : '') + ', ' + plist[i].cmd + '\r\n'; }
sendConsoleText(x, sessionid);
});
break;
}
case 'kill': {
if ((args['_'].length < 1)) {
response = 'Proper usage: kill [pid]'; // Display correct command usage
} else {
process.kill(parseInt(args['_'][0]));
response = 'Killed process ' + args['_'][0] + '.';
}
break;
}
case 'smbios': {
if (SMBiosTables == null) { response = 'SMBios tables not available.'; } else { response = objToString(SMBiosTables, 0, ' ', true); }
break;
}
case 'rawsmbios': {
if (SMBiosTablesRaw == null) { response = 'SMBios tables not available.'; } else {
response = '';
for (var i in SMBiosTablesRaw) {
var header = false;
for (var j in SMBiosTablesRaw[i]) {
if (SMBiosTablesRaw[i][j].length > 0) {
if (header == false) { response += ('Table type #' + i + ((require('smbios').smTableTypes[i] == null) ? '' : (', ' + require('smbios').smTableTypes[i]))) + '\r\n'; header = true; }
response += (' ' + SMBiosTablesRaw[i][j].toString('hex')) + '\r\n';
}
}
}
}
break;
}
case 'eval': { // Eval JavaScript
if (args['_'].length < 1) {
response = 'Proper usage: eval "JavaScript code"'; // Display correct command usage
} else {
response = JSON.stringify(mesh.eval(args['_'][0])); // This can only be run by trusted administrator.
}
break;
}
case 'uninstallagent': // Uninstall this agent
var agentName = process.platform == 'win32' ? 'Mesh Agent' : 'meshagent';
try {
agentName = require('MeshAgent').serviceName;
}
catch (x) {
}
if (!require('service-manager').manager.getService(agentName).isMe()) {
response = 'Uininstall failed, this instance is not the service instance';
} else {
try { diagnosticAgent_uninstall(); } catch (e) { }
var js = "require('service-manager').manager.getService('" + agentName + "').stop(); require('service-manager').manager.uninstallService('" + agentName + "'); process.exit();";
this.child = require('child_process').execFile(process.execPath, [process.platform == 'win32' ? (process.execPath.split('\\').pop()) : (process.execPath.split('/').pop()), '-b64exec', Buffer.from(js).toString('base64')], { type: 4, detached: true });
}
break;
case 'notify': { // Send a notification message to the mesh
if (args['_'].length != 1) {
response = 'Proper usage: notify "message" [--session]'; // Display correct command usage
} else {
var notification = { action: 'msg', type: 'notify', value: args['_'][0], tag: 'console' };
if (args.session) { notification.sessionid = sessionid; } // If "--session" is specified, notify only this session, if not, the server will notify the mesh
mesh.SendCommand(notification); // no sessionid or userid specified, notification will go to the entire mesh
response = "ok";
}
break;
}
case 'cpuinfo': { // Return system information
// CPU & memory utilization
pr = require('sysinfo').cpuUtilization();
pr.sessionid = sessionid;
pr.then(function (data) {
sendConsoleText(JSON.stringify(
{
cpu: data,
memory: require('sysinfo').memUtilization(),
thermals: require('sysinfo').thermals == null ? [] : require('sysinfo').thermals()
}, null, 1), this.sessionid);
}, function (e) {
sendConsoleText(e);
});
break;
}
case 'sysinfo': { // Return system information
getSystemInformation(function (results, err) {
if (results == null) { sendConsoleText(err, this.sessionid); } else {
sendConsoleText(JSON.stringify(results, null, 1), this.sessionid);
}
});
break;
}
case 'info': { // Return information about the agent and agent core module
response = 'Current Core: ' + meshCoreObj.value + '\r\nAgent Time: ' + Date() + '.\r\nUser Rights: 0x' + rights.toString(16) + '.\r\nPlatform: ' + process.platform + '.\r\nCapabilities: ' + meshCoreObj.caps + '.\r\nServer URL: ' + mesh.ServerUrl + '.';
if (amt != null) { response += '\r\nBuilt-in LMS: ' + ['Disabled', 'Connecting..', 'Connected'][amt.lmsstate] + '.'; }
if (meshCoreObj.osdesc) { response += '\r\nOS: ' + meshCoreObj.osdesc + '.'; }
response += '\r\nModules: ' + addedModules.join(', ') + '.';
response += '\r\nServer Connection: ' + mesh.isControlChannelConnected + ', State: ' + meshServerConnectionState + '.';
var oldNodeId = db.Get('OldNodeId');
if (oldNodeId != null) { response += '\r\nOldNodeID: ' + oldNodeId + '.'; }
if (process.platform == 'linux' || process.platform == 'freebsd') { response += '\r\nX11 support: ' + require('monitor-info').kvm_x11_support + '.'; }
//response += '\r\Debug Console: ' + debugConsole + '.';
break;
}
case 'osinfo': { // Return the operating system information
var i = 1;
if (args['_'].length > 0) { i = parseInt(args['_'][0]); if (i > 8) { i = 8; } response = 'Calling ' + i + ' times.'; }
for (var j = 0; j < i; j++) {
var pr = require('os').name();
pr.sessionid = sessionid;
pr.then(function (v) {
sendConsoleText("OS: " + v + (process.platform == 'win32' ? (require('win-virtual-terminal').supported ? ' [ConPTY: YES]' : ' [ConPTY: NO]') : ''), this.sessionid);
});
}
break;
}
case 'args': { // Displays parsed command arguments
response = 'args ' + objToString(args, 0, ' ', true);
break;
}
case 'print': { // Print a message on the mesh agent console, does nothing when running in the background
var r = [];
for (var i in args['_']) { r.push(args['_'][i]); }
console.log(r.join(' '));
response = 'Message printed on agent console.';
break;
}
case 'type': { // Returns the content of a file
if (args['_'].length == 0) {
response = 'Proper usage: type (filepath) [maxlength]'; // Display correct command usage
} else {
var max = 4096;
if ((args['_'].length > 1) && (typeof args['_'][1] == 'number')) { max = args['_'][1]; }
if (max > 4096) max = 4096;
var buf = Buffer.alloc(max), fd = fs.openSync(args['_'][0], "r"), r = fs.readSync(fd, buf, 0, max); // Read the file content
response = buf.toString();
var i = response.indexOf('\n');
if ((i > 0) && (response[i - 1] != '\r')) { response = response.split('\n').join('\r\n'); }
if (r == max) response += '...';
fs.closeSync(fd);
}
break;
}
case 'dbkeys': { // Return all data store keys
response = JSON.stringify(db.Keys);
break;
}
case 'dbget': { // Return the data store value for a given key
if (db == null) { response = 'Database not accessible.'; break; }
if (args['_'].length != 1) {
response = 'Proper usage: dbget (key)'; // Display the value for a given database key
} else {
response = db.Get(args['_'][0]);
}
break;
}
case 'dbset': { // Set a data store key and value pair
if (db == null) { response = 'Database not accessible.'; break; }
if (args['_'].length != 2) {
response = 'Proper usage: dbset (key) (value)'; // Set a database key
} else {
var r = db.Put(args['_'][0], args['_'][1]);
response = 'Key set: ' + r;
}
break;
}
case 'dbcompact': { // Compact the data store
if (db == null) { response = 'Database not accessible.'; break; }
var r = db.Compact();
response = 'Database compacted: ' + r;
break;
}
case 'httpget': {
if (consoleHttpRequest != null) {
response = 'HTTP operation already in progress.';
} else {
if (args['_'].length != 1) {
response = 'Proper usage: httpget (url)';
} else {
var options = http.parseUri(args['_'][0]);
options.method = 'GET';
if (options == null) {
response = 'Invalid url.';
} else {
try { consoleHttpRequest = http.request(options, consoleHttpResponse); } catch (e) { response = 'Invalid HTTP GET request'; }
consoleHttpRequest.sessionid = sessionid;
if (consoleHttpRequest != null) {
consoleHttpRequest.end();
response = 'HTTPGET ' + options.protocol + '//' + options.host + ':' + options.port + options.path;
}
}
}
}
break;
}
case 'wslist': { // List all web sockets
response = '';
for (var i in consoleWebSockets) {
var httprequest = consoleWebSockets[i];
response += 'Websocket #' + i + ', ' + httprequest.url + '\r\n';
}
if (response == '') { response = 'no websocket sessions.'; }
break;
}
case 'wsconnect': { // Setup a web socket
if (args['_'].length == 0) {
response = 'Proper usage: wsconnect (url)\r\nFor example: wsconnect wss://localhost:443/meshrelay.ashx?id=abc'; // Display correct command usage
} else {
var httprequest = null;
try {
var options = http.parseUri(args['_'][0].split('$').join('%24').split('@').join('%40')); // Escape the $ and @ characters in the URL
options.rejectUnauthorized = 0;
httprequest = http.request(options);
} catch (e) { response = 'Invalid HTTP websocket request'; }
if (httprequest != null) {
httprequest.upgrade = onWebSocketUpgrade;
httprequest.on('error', function (e) { sendConsoleText("ERROR: Unable to connect to: " + this.url + ", " + JSON.stringify(e)); });
var index = 1;
while (consoleWebSockets[index]) { index++; }
httprequest.sessionid = sessionid;
httprequest.index = index;
httprequest.url = args['_'][0];
consoleWebSockets[index] = httprequest;
response = 'New websocket session #' + index;
}
}
break;
}
case 'wssend': { // Send data on a web socket
if (args['_'].length == 0) {
response = 'Proper usage: wssend (socketnumber)\r\n'; // Display correct command usage
for (var i in consoleWebSockets) {
var httprequest = consoleWebSockets[i];
response += 'Websocket #' + i + ', ' + httprequest.url + '\r\n';
}
} else {
var i = parseInt(args['_'][0]);
var httprequest = consoleWebSockets[i];
if (httprequest != undefined) {
httprequest.s.write(args['_'][1]);
response = 'ok';
} else {
response = 'Invalid web socket number';
}
}
break;
}
case 'wsclose': { // Close a websocket
if (args['_'].length == 0) {
response = 'Proper usage: wsclose (socketnumber)'; // Display correct command usage
} else {
var i = parseInt(args['_'][0]);
var httprequest = consoleWebSockets[i];
if (httprequest != undefined) {
if (httprequest.s != null) { httprequest.s.end(); } else { httprequest.end(); }
response = 'ok';
} else {
response = 'Invalid web socket number';
}
}
break;
}
case 'tunnels': { // Show the list of current tunnels
response = '';
for (var i in tunnels) { response += 'Tunnel #' + i + ', ' + tunnels[i].url + '\r\n'; }
if (response == '') { response = 'No websocket sessions.'; }
break;
}
case 'ls': { // Show list of files and folders
response = '';
var xpath = '*';
if (args['_'].length > 0) { xpath = obj.path.join(args['_'][0], '*'); }
response = 'List of ' + xpath + '\r\n';
var results = fs.readdirSync(xpath);
for (var i = 0; i < results.length; ++i) {
var stat = null, p = obj.path.join(args['_'][0], results[i]);
try { stat = fs.statSync(p); } catch (e) { }
if ((stat == null) || (stat == undefined)) {
response += (results[i] + "\r\n");
} else {
response += (results[i] + " " + ((stat.isDirectory()) ? "(Folder)" : "(File)") + "\r\n");
}
}
break;
}
case 'lsx': { // Show list of files and folders
response = objToString(getDirectoryInfo(args['_'][0]), 0, ' ', true);
break;
}
case 'lock': { // Lock the current user out of the desktop
if (process.platform == 'win32') { var child = require('child_process'); child.execFile(process.env['windir'] + '\\system32\\cmd.exe', ['/c', 'RunDll32.exe user32.dll,LockWorkStation'], { type: 1 }); response = 'Ok'; }
else { response = 'Not supported on the platform'; }
break;
}
case 'amt': { // Show Intel AMT status
if (amt != null) {
amt.getMeiState(9, function (state) {
var resp = "Intel AMT not detected.";
if (state != null) { resp = objToString(state, 0, ' ', true); }
sendConsoleText(resp, sessionid);
});
} else {
response = "Intel AMT not detected.";
}
break;
}
case 'netinfo': { // Show network interface information
var interfaces = require('os').networkInterfaces();
response = objToString(interfaces, 0, ' ', true);
break;
}
case 'wakeonlan': { // Send wake-on-lan
if ((args['_'].length != 1) || (args['_'][0].length != 12)) {
response = 'Proper usage: wakeonlan [mac], for example "wakeonlan 010203040506".';
} else {
var count = sendWakeOnLanEx([args['_'][0]]);
sendWakeOnLanEx([args['_'][0]]);
sendWakeOnLanEx([args['_'][0]]);
response = 'Sending wake-on-lan on ' + count + ' interface(s).';
}
break;
}
case 'sendall': { // Send a message to all consoles on this mesh
sendConsoleText(args['_'].join(' '));
break;
}
case 'power': { // Execute a power action on this computer
if (mesh.ExecPowerState == undefined) {
response = 'Power command not supported on this agent.';
} else {
if ((args['_'].length == 0) || isNaN(Number(args['_'][0]))) {
response = 'Proper usage: power (actionNumber), where actionNumber is:\r\n LOGOFF = 1\r\n SHUTDOWN = 2\r\n REBOOT = 3\r\n SLEEP = 4\r\n HIBERNATE = 5\r\n DISPLAYON = 6\r\n KEEPAWAKE = 7\r\n BEEP = 8\r\n CTRLALTDEL = 9\r\n VIBRATE = 13\r\n FLASH = 14'; // Display correct command usage
} else {
var r = mesh.ExecPowerState(Number(args['_'][0]), Number(args['_'][1]));
response = 'Power action executed with return code: ' + r + '.';
}
}
break;
}
case 'location': {
getIpLocationData(function (location) {
sendConsoleText(objToString({ action: 'iplocation', type: 'publicip', value: location }, 0, ' '));
});
break;
}
case 'parseuri': {
response = JSON.stringify(http.parseUri(args['_'][0]));
break;
}
case 'scanwifi': {
if (wifiScanner != null) {
var wifiPresent = wifiScanner.hasWireless;
if (wifiPresent) { response = "Perfoming Wifi scan..."; wifiScanner.Scan(); } else { response = "Wifi absent."; }
} else
{ response = "Wifi module not present."; }
break;
}
case 'modules': {
response = JSON.stringify(addedModules);
break;
}
case 'listservices': {
var services = require('service-manager').manager.enumerateService();
response = JSON.stringify(services, null, 1);
break;
}
case 'getscript': {
if (args['_'].length != 1) {
response = "Proper usage: getscript [scriptNumber].";
} else {
mesh.SendCommand({ action: 'getScript', type: args['_'][0] });
}
break;
}
case 'diagnostic':
{
if (!mesh.DAIPC.listening) {
response = 'Unable to bind to Diagnostic IPC, most likely because the path (' + process.cwd() + ') is not on a local file system';
break;
}
var diag = diagnosticAgent_installCheck();
if (diag) {
if (args['_'].length == 1 && args['_'][0] == 'uninstall') {
diagnosticAgent_uninstall();
response = 'Diagnostic Agent uninstalled';
}
else {
response = 'Diagnostic Agent installed at: ' + diag.appLocation();
}
}
else {
if (args['_'].length == 1 && args['_'][0] == 'install') {
diag = diagnosticAgent_installCheck(true);
if (diag) {
response = 'Diagnostic agent was installed at: ' + diag.appLocation();
}
else {
response = 'Diagnostic agent installation failed';
}
}
else {
response = 'Diagnostic Agent Not installed. To install: diagnostic install';
}
}
if (diag) { diag.close(); diag = null; }
break;
}
case 'amtevents': {
if (obj.amtevents == null) { response = 'No events.'; } else { response = obj.amtevents.join('\r\n'); }
break;
}
case 'amtconfig': {
if (amt == null) { response = "Intel AMT not detected."; break; }
if (apftunnel != null) { response = "Intel AMT server tunnel already active"; break; }
amt.getMeiState(15, function (state) {
var rx = '';
if ((state == null) || (state.ProvisioningState == null)) { rx = "Intel AMT not ready for configuration."; } else {
var apfarg = {
mpsurl: mesh.ServerUrl.replace('agent.ashx', 'apf.ashx'),
mpsuser: Buffer.from(mesh.ServerInfo.MeshID, 'hex').toString('base64').substring(0, 16),
mpspass: Buffer.from(mesh.ServerInfo.MeshID, 'hex').toString('base64').substring(0, 16),
mpskeepalive: 60000,
clientname: state.OsHostname,
clientaddress: '127.0.0.1',
clientuuid: state.UUID,
conntype: 2, // 0 = CIRA, 1 = Relay, 2 = LMS. The correct value is 2 since we are performing an LMS relay, other values for testing.
meiState: state // MEI state will be passed to MPS server
};
if ((state.UUID == null) || (state.UUID.length != 36)) {
rx = "Unable to get Intel AMT UUID";
} else {
addAmtEvent('User LMS tunnel start.');
apftunnel = require('amt-apfclient')({ debug: false }, apfarg);
apftunnel.onJsonControl = handleApfJsonControl;
apftunnel.onChannelClosed = function () { addAmtEvent('User LMS tunnel closed.'); apftunnel = null; }
try {
apftunnel.connect();
rx = "Started Intel AMT configuration";
} catch (ex) {
rx = JSON.stringify(ex);
}
}
}
if (rx != '') { require('MeshAgent').SendCommand({ action: 'msg', type: 'console', value: rx }); }
});
break;
}
case 'apf': {
if (meshCoreObj.intelamt !== null) {
if (args['_'].length == 1) {
var connType = -1, connTypeStr = args['_'][0].toLowerCase();
if (connTypeStr == 'lms') { connType = 2; }
if (connTypeStr == 'relay') { connType = 1; }
if (connTypeStr == 'cira') { connType = 0; }
if (connTypeStr == 'off') { connType = -2; }
if (connType >= 0) { // Connect
var apfarg = {
mpsurl: mesh.ServerUrl.replace('agent.ashx', 'apf.ashx'),
mpsuser: Buffer.from(mesh.ServerInfo.MeshID, 'hex').toString('base64').substring(0, 16),
mpspass: Buffer.from(mesh.ServerInfo.MeshID, 'hex').toString('base64').substring(0, 16),
mpskeepalive: 60000,
clientname: require('os').hostname(),
clientaddress: '127.0.0.1',
clientuuid: meshCoreObj.intelamt.uuid,
conntype: connType // 0 = CIRA, 1 = Relay, 2 = LMS. The correct value is 2 since we are performing an LMS relay, other values for testing.
};
if ((apfarg.clientuuid == null) || (apfarg.clientuuid.length != 36)) {
response = "Unable to get Intel AMT UUID: " + apfarg.clientuuid;
} else {
apftunnel = require('amt-apfclient')({ debug: false }, apfarg);
apftunnel.onJsonControl = handleApfJsonControl;
apftunnel.onChannelClosed = function () { apftunnel = null; }
try {
apftunnel.connect();
response = "Started APF tunnel";
} catch (e) {
response = JSON.stringify(e);
}
}
} else if (connType == -2) { // Disconnect
try {
apftunnel.disconnect();
response = "Stopped APF tunnel";
} catch (e) {
response = JSON.stringify(e);
}
apftunnel = null;
} else {
response = "Invalid command.\r\nUse: apf lms|relay|cira|off";
}
} else {
response = "APF tunnel is " + (apftunnel == null ? "off" : "on") + "\r\nUse: apf lms|relay|cira|off";
}
} else {
response = "APF tunnel requires Intel AMT";
}
break;
}
case 'plugin': {
if (typeof args['_'][0] == 'string') {
try {
// Pass off the action to the plugin
// for plugin creators, you'll want to have a plugindir/modules_meshcore/plugin.js
// to control the output / actions here.
response = require(args['_'][0]).consoleaction(args, rights, sessionid, mesh);
} catch (e) {
response = "There was an error in the plugin (" + e + ")";
}
} else {
response = "Proper usage: plugin [pluginName] [args].";
}
break;
}
default: { // This is an unknown command, return an error message
response = "Unknown command \"" + cmd + "\", type \"help\" for list of avaialble commands.";
break;
}
}
} catch (e) { response = "Command returned an exception error: " + e; console.log(e); }
if (response != null) { sendConsoleText(response, sessionid); }
}
// Send a mesh agent console command
function sendConsoleText(text, sessionid) {
if (typeof text == 'object') { text = JSON.stringify(text); }
if (debugConsole && ((sessionid == null) || (sessionid == 'pipe'))) { broadcastToRegisteredApps({ cmd: 'console', value: text }); }
if (sessionid != 'pipe') { require('MeshAgent').SendCommand({ action: 'msg', type: 'console', value: text, sessionid: sessionid }); }
}
function removeAgentMessage(msgid)
{
var ret = false;
if (msgid == null)
{
// Delete all messages
sendAgentMessage.messages = [];
ret = true;
}
else
{
var i = sendAgentMessage.messages.findIndex(function (v) { return (v.id == msgid); });
if (i >= 0)
{
sendAgentMessage.messages.splice(i, 1);
ret = true;
}
}
if (ret) { sendAgentMessage(); }
return (ret);
}
// Send a mesh agent message to server, placing a bubble/badge on the agent device
function sendAgentMessage(msg, icon, serverid, first)
{
if (sendAgentMessage.messages == null)
{
sendAgentMessage.messages = [];
}
if (arguments.length > 0)
{
if (first == null || (serverid && first && sendAgentMessage.messages.findIndex(function (v) { return (v.msgid == serverid); }) < 0))
{
sendAgentMessage.messages.push({ msg: msg, icon: icon, msgid: serverid });
sendAgentMessage.messages.peek().id = sendAgentMessage.messages.peek()._hashCode();
}
}
var p = {}, i;
for (i = 0; i < sendAgentMessage.messages.length; ++i)
{
p[i] = sendAgentMessage.messages[i];
}
try
{
require('MeshAgent').SendCommand({ action: 'sessions', type: 'msg', value: p });
}
catch(ex)
{
}
return (arguments.length > 0 ? sendAgentMessage.messages.peek().id : sendAgentMessage.messages);
}
function getOpenDescriptors() {
switch (process.platform) {
case "freebsd":
var child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function (c) { });
child.stdin.write("procstat -f " + process.pid + " | tr '\\n' '`' | awk -F'`' '");
child.stdin.write('{');
child.stdin.write(' DEL="";');
child.stdin.write(' printf "[";');
child.stdin.write(' for(i=1;i<NF;++i)');
child.stdin.write(' {');
child.stdin.write(' A=split($i,B," ");');
child.stdin.write(' if(B[3] ~ /^[0-9]/)');
child.stdin.write(' {');
child.stdin.write(' printf "%s%s", DEL, B[3];');
child.stdin.write(' DEL=",";');
child.stdin.write(' }');
child.stdin.write(' }');
child.stdin.write(' printf "]";');
child.stdin.write("}'");
child.stdin.write('\nexit\n');
child.waitExit();
try {
return (JSON.parse(child.stdout.str.trim()));
}
catch (e) {
return ([]);
}
break;
case "linux":
var child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.on('data', function (c) { });
child.stdin.write("ls /proc/" + process.pid + "/fd | tr '\\n' '`' | awk -F'`' '");
child.stdin.write('{');
child.stdin.write(' printf "[";');
child.stdin.write(' DEL="";');
child.stdin.write(' for(i=1;i<NF;++i)');
child.stdin.write(' {');
child.stdin.write(' printf "%s%s",DEL,$i;');
child.stdin.write(' DEL=",";');
child.stdin.write(' }');
child.stdin.write(' printf "]";');
child.stdin.write("}'");
child.stdin.write('\nexit\n');
child.waitExit();
try {
return (JSON.parse(child.stdout.str.trim()));
}
catch (e) {
return ([]);
}
break;
default:
return ([]);
}
}
function closeDescriptors(libc, descriptors) {
var fd = null;
while (descriptors.length > 0) {
fd = descriptors.pop();
if (fd > 2) {
libc.close(fd);
}
}
}
function linux_execv(name, agentfilename, sessionid) {
var libs = require('monitor-info').getLibInfo('libc');
var libc = null;
if ((libs.length == 0 || libs.length == null) && require('MeshAgent').ARCHID == 33) {
var child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.str = ''; child.stderr.on('data', function (c) { this.str += c.toString(); });
child.stdin.write("ls /lib/libc.* | tr '\\n' '`' | awk -F'`' '{ " + ' printf "["; DEL=""; for(i=1;i<NF;++i) { printf "%s{\\"path\\":\\"%s\\"}",DEL,$i; DEL=""; } printf "]"; }\'\nexit\n');
child.waitExit();
try {
libs = JSON.parse(child.stdout.str.trim());
}
catch (e) {
}
}
while (libs.length > 0) {
try {
libc = require('_GenericMarshal').CreateNativeProxy(libs.pop().path);
break;
}
catch (e) {
libc = null;
continue;
}
}
if (libc != null) {
try {
libc.CreateMethod('execv');
libc.CreateMethod('close');
}
catch (e) {
libc = null;
}
}
if (libc == null) {
// Couldn't find libc.so, fallback to using service manager to restart agent
if (sessionid != null) { sendConsoleText('Restarting service via service-manager...', sessionid) }
try {
// restart service
var s = require('service-manager').manager.getService(name);
s.restart();
}
catch (zz) {
sendConsoleText('Self Update encountered an error trying to restart service', sessionid);
sendAgentMessage('Self Update encountered an error trying to restart service', 3);
}
return;
}
if (sessionid != null) { sendConsoleText('Restarting service via execv()...', sessionid) }
var i;
var args;
var argarr = [process.execPath];
var argtmp = [];
var path = require('_GenericMarshal').CreateVariable(process.execPath);
if (require('MeshAgent').getStartupOptions != null) {
var options = require('MeshAgent').getStartupOptions();
for (i in options) {
argarr.push('--' + i + '="' + options[i] + '"');
}
}
args = require('_GenericMarshal').CreateVariable((1 + argarr.length) * require('_GenericMarshal').PointerSize);
for (i = 0; i < argarr.length; ++i) {
var arg = require('_GenericMarshal').CreateVariable(argarr[i]);
argtmp.push(arg);
arg.pointerBuffer().copy(args.toBuffer(), i * require('_GenericMarshal').PointerSize);
}
var descriptors = getOpenDescriptors();
closeDescriptors(libc, descriptors);
libc.execv(path, args);
if (sessionid != null) { sendConsoleText('Self Update failed because execv() failed', sessionid) }
sendAgentMessage('Self Update failed because execv() failed', 3);
}
function bsd_execv(name, agentfilename, sessionid) {
var child = require('child_process').execFile('/bin/sh', ['sh']);
child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
child.stderr.str = ''; child.stderr.on('data', function (c) { this.str += c.toString(); });
child.stdin.write("cat /usr/lib/libc.so | awk '");
child.stdin.write('{');
child.stdin.write(' a=split($0, tok, "(");');
child.stdin.write(' if(a>1)');
child.stdin.write(' {');
child.stdin.write(' split(tok[2], b, ")");');
child.stdin.write(' split(b[1], c, " ");');
child.stdin.write(' print c[1];');
child.stdin.write(' }');
child.stdin.write("}'\nexit\n");
child.waitExit();
if (child.stdout.str.trim() == '') {
if (sessionid != null) { sendConsoleText('Self Update failed because cannot find libc.so', sessionid) }
sendAgentMessage('Self Update failed because cannot find libc.so', 3);
return;
}
var libc = null;
try {
libc = require('_GenericMarshal').CreateNativeProxy(child.stdout.str.trim());
libc.CreateMethod('execv');
libc.CreateMethod('close');
}
catch (e) {
if (sessionid != null) { sendConsoleText('Self Update failed: ' + e.toString(), sessionid) }
sendAgentMessage('Self Update failed: ' + e.toString(), 3);
return;
}
var i;
var path = require('_GenericMarshal').CreateVariable(process.execPath);
var argarr = [process.execPath];
var argtmp = [];
var args;
var options = require('MeshAgent').getStartupOptions();
for (i in options) {
argarr.push('--' + i + '="' + options[i] + '"');
}
args = require('_GenericMarshal').CreateVariable((1 + argarr.length) * require('_GenericMarshal').PointerSize);
for (i = 0; i < argarr.length; ++i) {
var arg = require('_GenericMarshal').CreateVariable(argarr[i]);
argtmp.push(arg);
arg.pointerBuffer().copy(args.toBuffer(), i * require('_GenericMarshal').PointerSize);
}
if (sessionid != null) { sendConsoleText('Restarting service via execv()', sessionid) }
var descriptors = getOpenDescriptors();
closeDescriptors(libc, descriptors);
libc.execv(path, args);
if (sessionid != null) { sendConsoleText('Self Update failed because execv() failed', sessionid) }
sendAgentMessage('Self Update failed because execv() failed', 3);
}
function windows_execve(name, agentfilename, sessionid) {
var libc;
try {
libc = require('_GenericMarshal').CreateNativeProxy('msvcrt.dll');
libc.CreateMethod('_wexecve');
}
catch (xx) {
sendConsoleText('Self Update failed because msvcrt.dll is missing', sessionid);
sendAgentMessage('Self Update failed because msvcrt.dll is missing', 3);
return;
}
var cmd = require('_GenericMarshal').CreateVariable(process.env['windir'] + '\\system32\\cmd.exe', { wide: true });
var args = require('_GenericMarshal').CreateVariable(3 * require('_GenericMarshal').PointerSize);
var arg1 = require('_GenericMarshal').CreateVariable('cmd.exe', { wide: true });
var arg2 = require('_GenericMarshal').CreateVariable('/C wmic service "' + name + '" call stopservice & "' + process.cwd() + agentfilename + '.update.exe" -b64exec ' + 'dHJ5CnsKICAgIHZhciBzZXJ2aWNlTG9jYXRpb24gPSBwcm9jZXNzLmFyZ3YucG9wKCk7CiAgICByZXF1aXJlKCdwcm9jZXNzLW1hbmFnZXInKS5lbnVtZXJhdGVQcm9jZXNzZXMoKS50aGVuKGZ1bmN0aW9uIChwcm9jKQogICAgewogICAgICAgIGZvciAodmFyIHAgaW4gcHJvYykKICAgICAgICB7CiAgICAgICAgICAgIGlmIChwcm9jW3BdLnBhdGggPT0gc2VydmljZUxvY2F0aW9uKQogICAgICAgICAgICB7CiAgICAgICAgICAgICAgICBwcm9jZXNzLmtpbGwocHJvY1twXS5waWQpOwogICAgICAgICAgICB9CiAgICAgICAgfQogICAgICAgIHByb2Nlc3MuZXhpdCgpOwogICAgfSk7Cn0KY2F0Y2goZSkKewogICAgcHJvY2Vzcy5leGl0KCk7Cn0=' +
' "' + process.execPath + '" & copy "' + process.cwd() + agentfilename + '.update.exe" "' + process.execPath + '" & wmic service "' + name + '" call startservice & erase "' + process.cwd() + agentfilename + '.update.exe"', { wide: true });
arg1.pointerBuffer().copy(args.toBuffer());
arg2.pointerBuffer().copy(args.toBuffer(), require('_GenericMarshal').PointerSize);
libc._wexecve(cmd, args, 0);
}
// Start a JavaScript based Agent Self-Update
function agentUpdate_Start(updateurl, updateoptions) {
// If this value is null
var sessionid = (updateoptions != null) ? updateoptions.sessionid : null; // If this is null, messages will be broadcast. Otherwise they will be unicasted
// If the url starts with *, switch it to use the same protoco, host and port as the control channel.
if (updateurl != null) {
updateurl = getServerTargetUrlEx(updateurl);
if (updateurl.startsWith("wss://")) { updateurl = "https://" + updateurl.substring(6); }
}
if (agentUpdate_Start._selfupdate != null) {
// We were already called, so we will ignore this duplicate request
if (sessionid != null) { sendConsoleText('Self update already in progress...', sessionid); }
}
else {
if (agentUpdate_Start._retryCount == null) { agentUpdate_Start._retryCount = 0; }
if (require('MeshAgent').ARCHID == null && updateurl == null) {
// This agent doesn't have the ability to tell us which ARCHID it is, so we don't know which agent to pull
sendConsoleText('Unable to initiate update, agent ARCHID is not defined', sessionid);
}
else {
var agentfilename = process.execPath.split(process.platform == 'win32' ? '\\' : '/').pop(); // Local File Name, ie: MeshAgent.exe
var name = require('MeshAgent').serviceName;
if (name == null) { name = (process.platform == 'win32' ? 'Mesh Agent' : 'meshagent'); } // This is an older agent that doesn't expose the service name, so use the default
try {
var s = require('service-manager').manager.getService(name);
if (!s.isMe()) {
if (process.platform == 'win32') { s.close(); }
sendConsoleText('Self Update cannot continue, this agent is not an instance of (' + name + ')', sessionid);
return;
}
if (process.platform == 'win32') { s.close(); }
}
catch (zz) {
sendConsoleText('Self Update Failed because this agent is not an instance of (' + name + ')', sessionid);
sendAgentMessage('Self Update Failed because this agent is not an instance of (' + name + ')', 3);
return;
}
if ((sessionid != null) && (updateurl != null)) { sendConsoleText('Downloading update from: ' + updateurl, sessionid); }
var options = require('http').parseUri(updateurl != null ? updateurl : require('MeshAgent').ServerUrl);
options.protocol = 'https:';
if (updateurl == null) { options.path = ('/meshagents?id=' + require('MeshAgent').ARCHID); sendConsoleText('Downloading update from: ' + options.path, sessionid); }
options.rejectUnauthorized = false;
options.checkServerIdentity = function checkServerIdentity(certs) {
// If the tunnel certificate matches the control channel certificate, accept the connection
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.digest == certs[0].digest) return; } catch (ex) { }
try { if (require('MeshAgent').ServerInfo.ControlChannelCertificate.fingerprint == certs[0].fingerprint) return; } catch (ex) { }
// Check that the certificate is the one expected by the server, fail if not.
if (checkServerIdentity.servertlshash == null) {
if (require('MeshAgent').ServerInfo == null || require('MeshAgent').ServerInfo.ControlChannelCertificate == null) { return; }
sendConsoleText('Self Update failed, because the url cannot be verified: ' + updateurl, sessionid);
sendAgentMessage('Self Update failed, because the url cannot be verified: ' + updateurl, 3);
throw new Error('BadCert');
}
if (certs[0].digest == null) { return; }
if ((checkServerIdentity.servertlshash != null) && (checkServerIdentity.servertlshash.toLowerCase() != certs[0].digest.split(':').join('').toLowerCase())) {
sendConsoleText('Self Update failed, because the supplied certificate does not match', sessionid);
sendAgentMessage('Self Update failed, because the supplied certificate does not match', 3);
throw new Error('BadCert')
}
}
options.checkServerIdentity.servertlshash = (updateoptions != null ? updateoptions.tlshash : null);
agentUpdate_Start._selfupdate = require('https').get(options);
agentUpdate_Start._selfupdate.on('error', function (e) {
sendConsoleText('Self Update failed, because there was a problem trying to download the update from ' + updateurl, sessionid);
sendAgentMessage('Self Update failed, because there was a problem trying to download the update from ' + updateurl, 3);
agentUpdate_Start._selfupdate = null;
});
agentUpdate_Start._selfupdate.on('response', function (img) {
this._file = require('fs').createWriteStream(agentfilename + (process.platform == 'win32' ? '.update.exe' : '.update'), { flags: 'wb' });
this._filehash = require('SHA384Stream').create();
this._filehash.on('hash', function (h) {
if (updateoptions != null && updateoptions.hash != null) {
if (updateoptions.hash.toLowerCase() == h.toString('hex').toLowerCase()) {
if (sessionid != null) { sendConsoleText('Download complete. HASH verified.', sessionid); }
}
else {
agentUpdate_Start._retryCount++;
sendConsoleText('Self Update FAILED because the downloaded agent FAILED hash check (' + agentUpdate_Start._retryCount + '), URL: ' + updateurl, sessionid);
sendAgentMessage('Self Update FAILED because the downloaded agent FAILED hash check (' + agentUpdate_Start._retryCount + '), URL: ' + updateurl, 3);
agentUpdate_Start._selfupdate = null;
if (agentUpdate_Start._retryCount < 4) {
// Retry the download again
sendConsoleText('Self Update will try again in 60 seconds...', sessionid);
agentUpdate_Start._timeout = setTimeout(agentUpdate_Start, 60000, updateurl, updateoptions);
}
else {
sendConsoleText('Self Update giving up, too many failures...', sessionid);
sendAgentMessage('Self Update giving up, too many failures...', 3);
}
return;
}
}
else {
sendConsoleText('Download complete. HASH=' + h.toString('hex'), sessionid);
}
// Send an indication to the server that we got the update download correctly.
try { require('MeshAgent').SendCommand({ action: 'agentupdatedownloaded' }); } catch (e) { }
if (sessionid != null) { sendConsoleText('Updating and restarting agent...', sessionid); }
if (process.platform == 'win32') {
// Use _wexecve() equivalent to perform the update
windows_execve(name, agentfilename, sessionid);
}
else {
var m = require('fs').statSync(process.execPath).mode;
require('fs').chmodSync(process.cwd() + agentfilename + '.update', m);
// remove binary
require('fs').unlinkSync(process.execPath);
// copy update
require('fs').copyFileSync(process.cwd() + agentfilename + '.update', process.execPath);
require('fs').chmodSync(process.execPath, m);
// erase update
require('fs').unlinkSync(process.cwd() + agentfilename + '.update');
switch (process.platform) {
case 'freebsd':
bsd_execv(name, agentfilename, sessionid);
break;
case 'linux':
linux_execv(name, agentfilename, sessionid);
break;
default:
try {
// restart service
var s = require('service-manager').manager.getService(name);
s.restart();
}
catch (zz) {
sendConsoleText('Self Update encountered an error trying to restart service', sessionid);
sendAgentMessage('Self Update encountered an error trying to restart service', 3);
}
break;
}
}
});
img.pipe(this._file);
img.pipe(this._filehash);
});
}
}
}
// Called before the process exits
//process.exit = function (code) { console.log("Exit with code: " + code.toString()); }
// Called when the server connection state changes
function handleServerConnection(state)
{
meshServerConnectionState = state;
if (meshServerConnectionState == 0)
{
// Server disconnected
if (selfInfoUpdateTimer != null) { clearInterval(selfInfoUpdateTimer); selfInfoUpdateTimer = null; }
lastSelfInfo = null;
} else
{
// Server connected, send mesh core information
if (require('MeshAgent').ServerInfo == null || require('MeshAgent').ServerInfo.ControlChannelCertificate == null)
{
// Outdated Agent, will have insecure tunnels
sendAgentMessage("This agent has an outdated certificate validation mechanism, consider updating.", 3, 118);
}
else if (global._MSH == null)
{
sendAgentMessage("This is an old agent version, consider updating.", 3, 117);
}
var oldNodeId = db.Get('OldNodeId');
if (oldNodeId != null) { mesh.SendCommand({ action: 'mc1migration', oldnodeid: oldNodeId }); }
// Send SMBios tables if present
if (SMBiosTablesRaw != null) { mesh.SendCommand({ action: 'smbios', value: SMBiosTablesRaw }); }
// Update the server on with basic info, logged in users and more advanced stuff, like Intel ME and Network Settings
meInfoStr = null;
sendPeriodicServerUpdate(null, true);
if (selfInfoUpdateTimer == null)
{
selfInfoUpdateTimer = setInterval(sendPeriodicServerUpdate, 1200000); // 20 minutes
selfInfoUpdateTimer.metadata = 'meshcore (InfoUpdate Timer)';
}
// Send any state messages
if (Object.keys(tunnelUserCount.msg).length > 0)
{
sendAgentMessage();
broadcastSessionsToRegisteredApps();
}
// Send update of registered applications to the server
updateRegisteredAppsToServer();
}
// Send server state update to registered applications
broadcastToRegisteredApps({ cmd: 'serverstate', value: meshServerConnectionState, url: require('MeshAgent').ConnectedServer });
}
// Update the server with the latest network interface information
var sendNetworkUpdateNagleTimer = null;
function sendNetworkUpdateNagle() { if (sendNetworkUpdateNagleTimer != null) { clearTimeout(sendNetworkUpdateNagleTimer); sendNetworkUpdateNagleTimer = null; } sendNetworkUpdateNagleTimer = setTimeout(sendNetworkUpdate, 5000); }
function sendNetworkUpdate(force) {
sendNetworkUpdateNagleTimer = null;
try {
// Update the network interfaces information data
var netInfo = { netif2: require('os').networkInterfaces() };
if (netInfo.netif2) {
netInfo.action = 'netinfo';
var netInfoStr = JSON.stringify(netInfo);
if ((force == true) || (clearGatewayMac(netInfoStr) != clearGatewayMac(lastNetworkInfo))) { mesh.SendCommand(netInfo); lastNetworkInfo = netInfoStr; }
}
} catch (ex) { }
}
// Called periodically to check if we need to send updates to the server
function sendPeriodicServerUpdate(flags, force) {
if (meshServerConnectionState == 0) return; // Not connected to server, do nothing.
if (!flags) { flags = 0xFFFFFFFF; }
// If we have a connected MEI, get Intel ME information
if ((flags & 1) && (amt != null) && (amt.state == 2)) {
delete meshCoreObj.intelamt;
amt.getMeiState(9, function (meinfo) {
meshCoreObj.intelamt = meinfo;
meshCoreObj.intelamt.microlms = amt.lmsstate;
meshCoreObjChanged();
});
}
// Update network information
if (flags & 2) { sendNetworkUpdateNagle(false); }
// Update anti-virus information
if ((flags & 4) && (process.platform == 'win32')) {
// Windows Command: "wmic /Namespace:\\root\SecurityCenter2 Path AntiVirusProduct get /FORMAT:CSV"
try { meshCoreObj.av = require('win-info').av(); meshCoreObjChanged(); } catch (e) { av = null; } // Antivirus
//if (process.platform == 'win32') { try { meshCoreObj.pr = require('win-info').pendingReboot(); meshCoreObjChanged(); } catch (e) { meshCoreObj.pr = null; } } // Pending reboot
}
if (process.platform == 'win32') {
if (require('MeshAgent')._securitycenter == null) {
try {
require('MeshAgent')._securitycenter = require('win-securitycenter').status();
meshCoreObj['wsc'] = require('MeshAgent')._securitycenter; // Windows Security Central (WSC)
require('win-securitycenter').on('changed', function () {
require('MeshAgent')._securitycenter = require('win-securitycenter').status();
meshCoreObj['wsc'] = require('MeshAgent')._securitycenter; // Windows Security Central (WSC)
require('MeshAgent').SendCommand({ action: 'coreinfo', wsc: require('MeshAgent')._securitycenter });
});
} catch (e) { }
}
}
// Send available data right now
if (force) {
meshCoreObj = sortObjRec(meshCoreObj);
var x = JSON.stringify(meshCoreObj);
if (x != LastPeriodicServerUpdate) {
LastPeriodicServerUpdate = x;
mesh.SendCommand(meshCoreObj);
}
}
}
// Once we are done collecting all the data, send to server if needed
var LastPeriodicServerUpdate = null;
var PeriodicServerUpdateNagleTimer = null;
function meshCoreObjChanged() {
if (PeriodicServerUpdateNagleTimer == null) {
PeriodicServerUpdateNagleTimer = setTimeout(meshCoreObjChangedEx, 500);
}
}
function meshCoreObjChangedEx() {
PeriodicServerUpdateNagleTimer = null;
meshCoreObj = sortObjRec(meshCoreObj);
var x = JSON.stringify(meshCoreObj);
if (x != LastPeriodicServerUpdate) {
try { LastPeriodicServerUpdate = x; mesh.SendCommand(meshCoreObj); } catch (ex) { }
}
}
function sortObjRec(o) { if ((typeof o != 'object') || (Array.isArray(o))) return o; for (var i in o) { if (typeof o[i] == 'object') { o[i] = sortObjRec(o[i]); } } return sortObj(o); }
function sortObj(o) { return Object.keys(o).sort().reduce(function (result, key) { result[key] = o[key]; return result; }, {}); }
function onWebSocketClosed() { sendConsoleText("WebSocket #" + this.httprequest.index + " closed.", this.httprequest.sessionid); delete consoleWebSockets[this.httprequest.index]; }
function onWebSocketData(data) { sendConsoleText("Got WebSocket #" + this.httprequest.index + " data: " + data, this.httprequest.sessionid); }
function onWebSocketSendOk() { sendConsoleText("WebSocket #" + this.index + " SendOK.", this.sessionid); }
function onWebSocketUpgrade(response, s, head) {
sendConsoleText("WebSocket #" + this.index + " connected.", this.sessionid);
this.s = s;
s.httprequest = this;
s.end = onWebSocketClosed;
s.data = onWebSocketData;
}
mesh.AddCommandHandler(handleServerCommand);
mesh.AddConnectHandler(handleServerConnection);
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