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MeshCentral/meshcentral.js

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JavaScript
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/**
* @description MeshCentral main module
* @author Ylian Saint-Hilaire
* @copyright Intel Corporation 2018-2020
* @license Apache-2.0
* @version v0.0.1
*/
/*xjslint node: true */
/*xjslint plusplus: true */
/*xjslint maxlen: 256 */
/*jshint node: true */
/*jshint strict: false */
/*jshint esversion: 6 */
"use strict";
// If running NodeJS less than version 8, try to polyfill promisify
try { if (Number(process.version.match(/^v(\d+\.\d+)/)[1]) < 8) { require('util.promisify').shim(); } } catch (ex) { }
// If app metrics is available
if (process.argv[2] == '--launch') { try { require('appmetrics-dash').monitor({ url: '/', title: 'MeshCentral', port: 88, host: '127.0.0.1' }); } catch (e) { } }
function CreateMeshCentralServer(config, args) {
var obj = {};
obj.db = null;
obj.webserver = null;
obj.redirserver = null;
obj.mpsserver = null;
obj.apfserver = null;
obj.mqttbroker = null;
obj.swarmserver = null;
obj.mailserver = null;
obj.amtEventHandler = null;
obj.pluginHandler = null;
obj.amtScanner = null;
obj.meshScanner = null;
obj.letsencrypt = null;
obj.eventsDispatch = {};
obj.fs = require('fs');
obj.path = require('path');
obj.crypto = require('crypto');
obj.exeHandler = require('./exeHandler.js');
obj.platform = require('os').platform();
obj.args = args;
obj.common = require('./common.js');
obj.configurationFiles = null;
obj.certificates = null;
obj.connectivityByNode = {}; // This object keeps a list of all connected CIRA and agents, by nodeid->value (value: 1 = Agent, 2 = CIRA, 4 = AmtDirect)
obj.peerConnectivityByNode = {}; // This object keeps a list of all connected CIRA and agents of peers, by serverid->nodeid->value (value: 1 = Agent, 2 = CIRA, 4 = AmtDirect)
obj.debugSources = [];
obj.debugRemoteSources = null;
obj.config = config; // Configuration file
obj.dbconfig = {}; // Persistance values, loaded from database
obj.certificateOperations = null;
obj.defaultMeshCmd = null;
obj.defaultMeshCores = {};
obj.defaultMeshCoresHash = {};
obj.meshAgentBinaries = {}; // Mesh Agent Binaries, Architecture type --> { hash:(sha384 hash), size:(binary size), path:(binary path) }
obj.meshAgentInstallScripts = {}; // Mesh Install Scripts, Script ID -- { hash:(sha384 hash), size:(binary size), path:(binary path) }
obj.multiServer = null;
obj.maintenanceTimer = null;
obj.serverId = null;
obj.serverKey = Buffer.from(obj.crypto.randomBytes(48), 'binary');
obj.loginCookieEncryptionKey = null;
obj.invitationLinkEncryptionKey = null;
obj.serverSelfWriteAllowed = true;
obj.serverStatsCounter = Math.floor(Math.random() * 1000);
obj.taskLimiter = obj.common.createTaskLimiterQueue(50, 20, 60); // (maxTasks, maxTaskTime, cleaningInterval) This is a task limiter queue to smooth out server work.
obj.agentUpdateBlockSize = 65531; // MeshAgent update block size
obj.serverWarnings = []; // List of warnings that should be shown to administrators
obj.cookieUseOnceTable = {}; // List of cookies that are already expired
obj.cookieUseOnceTableCleanCounter = 0; // Clean the cookieUseOnceTable each 20 additions
// Server version
obj.currentVer = null;
function getCurrentVerion() { try { obj.currentVer = JSON.parse(obj.fs.readFileSync(obj.path.join(__dirname, 'package.json'), 'utf8')).version; } catch (e) { } return obj.currentVer; } // Fetch server version
getCurrentVerion();
// Setup the default configuration and files paths
if ((__dirname.endsWith('/node_modules/meshcentral')) || (__dirname.endsWith('\\node_modules\\meshcentral')) || (__dirname.endsWith('/node_modules/meshcentral/')) || (__dirname.endsWith('\\node_modules\\meshcentral\\'))) {
obj.parentpath = obj.path.join(__dirname, '../..');
obj.datapath = obj.path.join(__dirname, '../../meshcentral-data');
obj.filespath = obj.path.join(__dirname, '../../meshcentral-files');
obj.backuppath = obj.path.join(__dirname, '../../meshcentral-backup');
obj.recordpath = obj.path.join(__dirname, '../../meshcentral-recordings');
obj.webPublicPath = obj.path.join(__dirname, 'public');
obj.webViewsPath = obj.path.join(__dirname, 'views');
if (obj.fs.existsSync(obj.path.join(__dirname, '../../meshcentral-web/views'))) { obj.webViewsOverridePath = obj.path.join(__dirname, '../../meshcentral-web/views'); }
if (obj.fs.existsSync(obj.path.join(__dirname, '../../meshcentral-web/public'))) { obj.webPublicOverridePath = obj.path.join(__dirname, '../../meshcentral-web/public'); }
} else {
obj.parentpath = __dirname;
obj.datapath = obj.path.join(__dirname, '../meshcentral-data');
obj.filespath = obj.path.join(__dirname, '../meshcentral-files');
obj.backuppath = obj.path.join(__dirname, '../meshcentral-backups');
obj.recordpath = obj.path.join(__dirname, '../meshcentral-recordings');
obj.webPublicPath = obj.path.join(__dirname, 'public');
obj.webViewsPath = obj.path.join(__dirname, 'views');
if (obj.fs.existsSync(obj.path.join(__dirname, '../meshcentral-web/views'))) { obj.webViewsOverridePath = obj.path.join(__dirname, '../meshcentral-web/views'); }
if (obj.fs.existsSync(obj.path.join(__dirname, '../meshcentral-web/public'))) { obj.webPublicOverridePath = obj.path.join(__dirname, '../meshcentral-web/public'); }
}
// Look to see if data and/or file path is specified
if (obj.config.settings && (typeof obj.config.settings.datapath == 'string')) { obj.datapath = obj.config.settings.datapath; }
if (obj.config.settings && (typeof obj.config.settings.filespath == 'string')) { obj.filespath = obj.config.settings.filespath; }
// Create data and files folders if needed
try { obj.fs.mkdirSync(obj.datapath); } catch (e) { }
try { obj.fs.mkdirSync(obj.filespath); } catch (e) { }
// Windows Specific Code, setup service and event log
obj.service = null;
obj.servicelog = null;
if (obj.platform == 'win32') {
var nodewindows = require('node-windows');
obj.service = nodewindows.Service;
var eventlogger = nodewindows.EventLogger;
obj.servicelog = new eventlogger('MeshCentral');
}
// Start the Meshcentral server
obj.Start = function () {
var i;
try { require('./pass').hash('test', function () { }, 0); } catch (e) { console.log('Old version of node, must upgrade.'); return; } // TODO: Not sure if this test works or not.
// Check for invalid arguments
var validArguments = ['_', 'notls', 'user', 'port', 'aliasport', 'mpsport', 'mpsaliasport', 'redirport', 'rediraliasport', 'cert', 'mpscert', 'deletedomain', 'deletedefaultdomain', 'showall', 'showusers', 'showusergroups', 'shownodes', 'showmeshes', 'showevents', 'showsmbios', 'showpower', 'clearpower', 'showiplocations', 'help', 'exactports', 'xinstall', 'xuninstall', 'install', 'uninstall', 'start', 'stop', 'restart', 'debug', 'filespath', 'datapath', 'noagentupdate', 'launch', 'noserverbackup', 'mongodb', 'mongodbcol', 'wanonly', 'lanonly', 'nousers', 'mpspass', 'ciralocalfqdn', 'dbexport', 'dbexportmin', 'dbimport', 'dbmerge', 'dbencryptkey', 'selfupdate', 'tlsoffload', 'userallowedip', 'userblockedip', 'swarmallowedip', 'agentallowedip', 'agentblockedip', 'fastcert', 'swarmport', 'logintoken', 'logintokenkey', 'logintokengen', 'logintokengen', 'mailtokengen', 'admin', 'unadmin', 'sessionkey', 'sessiontime', 'minify', 'minifycore', 'dblistconfigfiles', 'dbshowconfigfile', 'dbpushconfigfiles', 'dbpullconfigfiles', 'dbdeleteconfigfiles', 'vaultpushconfigfiles', 'vaultpullconfigfiles', 'vaultdeleteconfigfiles', 'configkey', 'loadconfigfromdb', 'npmpath', 'memorytracking', 'serverid', 'recordencryptionrecode', 'vault', 'token', 'unsealkey', 'name', 'log', 'dbstats', 'translate'];
for (var arg in obj.args) { obj.args[arg.toLocaleLowerCase()] = obj.args[arg]; if (validArguments.indexOf(arg.toLocaleLowerCase()) == -1) { console.log('Invalid argument "' + arg + '", use --help.'); return; } }
if (obj.args.mongodb == true) { console.log('Must specify: --mongodb [connectionstring] \r\nSee https://docs.mongodb.com/manual/reference/connection-string/ for MongoDB connection string.'); return; }
for (i in obj.config.settings) { obj.args[i] = obj.config.settings[i]; } // Place all settings into arguments, arguments have already been placed into settings so arguments take precedence.
if ((obj.args.help == true) || (obj.args['?'] == true)) {
console.log('MeshCentral v' + getCurrentVerion() + ', remote computer management web portal.');
console.log('This software is open source under Apache 2.0 licence.');
console.log('Details at: https://www.meshcommander.com/meshcentral2\r\n');
if ((obj.platform == 'win32') || (obj.platform == 'linux')) {
console.log('Run as a background service');
console.log(' --install/uninstall Install MeshCentral as a background service.');
console.log(' --start/stop/restart Control MeshCentral background service.');
console.log('');
console.log('Run standalone, console application');
}
console.log(' --notls Use HTTP instead of HTTPS for the main web server.');
console.log(' --user [username] Always login as [username] if account exists.');
console.log(' --port [number] Web server port number.');
console.log(' --mpsport [number] Intel AMT server port number.');
console.log(' --redirport [number] Creates an additional HTTP server to redirect users to the HTTPS server.');
console.log(' --exactports Server must run with correct ports or exit.');
console.log(' --noagentupdate Server will not update mesh agent native binaries.');
console.log(' --fastcert Generate weaker RSA2048 certificates.');
console.log(' --cert [name], (country), (org) Create a web server certificate with [name] server name.');
console.log(' country and organization can optionaly be set.');
return;
}
// Perform web site translations into different languages
if (obj.args.translate) {
// Check NodeJS version
const NodeJSVer = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
if (NodeJSVer < 8) { console.log("Translation feature requires Node v8 or above, current version is " + process.version + "."); process.exit(); return; }
// Check if translate.json is in the "meshcentral-data" folder, if so use that and translate default pages.
var translationFile = null, customTranslation = false;
if (require('fs').existsSync(obj.path.join(obj.datapath, 'translate.json'))) { translationFile = obj.path.join(obj.datapath, 'translate.json'); console.log("Using translate.json in meshentral-data."); customTranslation = true; }
if (translationFile == null) { if (require('fs').existsSync(obj.path.join(__dirname, 'translate', 'translate.json'))) { translationFile = obj.path.join(__dirname, 'translate', 'translate.json'); console.log("Using default translate.json."); } }
if (translationFile == null) { console.log("Unable to find translate.json."); process.exit(); return; }
// Perform translation operations
var didSomething = false;
process.chdir(obj.path.join(__dirname, 'translate'));
var translateEngine = require('./translate/translate.js')
if (customTranslation == true) {
// Translate all of the default files using custom translation file
translateEngine.startEx(['', '', 'minifyall']);
translateEngine.startEx(['', '', 'translateall', translationFile]);
translateEngine.startEx(['', '', 'extractall', translationFile]);
didSomething = true;
}
// Check is "meshcentral-web" exists, if so, translate all pages in that folder.
if (obj.webViewsOverridePath != null) {
didSomething = true;
var files = obj.fs.readdirSync(obj.webViewsOverridePath);
for (var i in files) {
var file = obj.path.join(obj.webViewsOverridePath, files[i]);
if (file.endsWith('.handlebars') && !file.endsWith('-min.handlebars')) {
translateEngine.startEx(['', '', 'minify', file]);
}
}
files = obj.fs.readdirSync(obj.webViewsOverridePath);
for (var i in files) {
var file = obj.path.join(obj.webViewsOverridePath, files[i]);
if (file.endsWith('.handlebars') || file.endsWith('-min.handlebars')) {
translateEngine.startEx(['', '', 'translate', '*', translationFile, file, '--subdir:translations']);
}
}
}
/*
if (obj.webPublicOverridePath != null) {
didSomething = true;
var files = obj.fs.readdirSync(obj.webPublicOverridePath);
for (var i in files) {
var file = obj.path.join(obj.webPublicOverridePath, files[i]);
if (file.endsWith('.htm') && !file.endsWith('-min.htm')) {
translateEngine.startEx(['', '', 'translate', '*', translationFile, file, '--subdir:translations']);
}
}
}
*/
if (didSomething == false) { console.log("Nothing to do."); }
process.exit();
return;
}
// Setup the Node+NPM path if possible, this makes it possible to update the server even if NodeJS and NPM are not in default paths.
if (obj.args.npmpath == null) {
try {
var nodepath = process.argv[0];
var npmpath = obj.path.join(obj.path.dirname(process.argv[0]), 'npm');
if (obj.fs.existsSync(nodepath) && obj.fs.existsSync(npmpath)) {
if (nodepath.indexOf(' ') >= 0) { nodepath = '"' + nodepath + '"'; }
if (npmpath.indexOf(' ') >= 0) { npmpath = '"' + npmpath + '"'; }
if (obj.platform == 'win32') { obj.args.npmpath = npmpath; } else { obj.args.npmpath = (nodepath + ' ' + npmpath); }
}
} catch (ex) { }
}
// Linux background service systemd handling
if (obj.platform == 'linux') {
if (obj.args.install == true) {
// Install MeshCentral in Systemd
console.log('Installing MeshCentral as background Service...');
var userinfo = require('os').userInfo(), systemdConf = null;
if (require('fs').existsSync('/etc/systemd/system')) { systemdConf = '/etc/systemd/system/meshcentral.service'; }
else if (require('fs').existsSync('/lib/systemd/system')) { systemdConf = '/lib/systemd/system/meshcentral.service'; }
else if (require('fs').existsSync('/usr/lib/systemd/system')) { systemdConf = '/usr/lib/systemd/system/meshcentral.service'; }
else { console.log('Unable to find systemd configuration folder.'); process.exit(); return; }
console.log('Writing config file...');
require('child_process').exec('which node', {}, function (error, stdout, stderr) {
if ((error != null) || (stdout.indexOf('\n') == -1)) { console.log('ERROR: Unable to get node location: ' + error); process.exit(); return; }
var nodePath = stdout.substring(0, stdout.indexOf('\n'));
var config = '[Unit]\nDescription=MeshCentral Server\n\n[Service]\nType=simple\nLimitNOFILE=1000000\nExecStart=' + nodePath + ' ' + __dirname + '/meshcentral\nWorkingDirectory=' + userinfo.homedir + '\nEnvironment=NODE_ENV=production\nUser=' + userinfo.username + '\nGroup=' + userinfo.username + '\nRestart=always\n# Restart service after 10 seconds if node service crashes\nRestartSec=10\n# Set port permissions capability\nAmbientCapabilities=cap_net_bind_service\n\n[Install]\nWantedBy=multi-user.target\n';
require('child_process').exec('echo \"' + config + '\" | sudo tee ' + systemdConf, {}, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to write config file: ' + error); process.exit(); return; }
console.log('Enabling service...');
require('child_process').exec('sudo systemctl enable meshcentral.service', {}, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to enable MeshCentral as a service: ' + error); process.exit(); return; }
if (stdout.length > 0) { console.log(stdout); }
console.log('Starting service...');
require('child_process').exec('sudo systemctl start meshcentral.service', {}, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to start MeshCentral as a service: ' + error); process.exit(); return; }
if (stdout.length > 0) { console.log(stdout); }
console.log('Done.');
});
});
});
});
return;
} else if (obj.args.uninstall == true) {
// Uninstall MeshCentral in Systemd
console.log('Uninstalling MeshCentral background service...');
var systemdConf = null;
if (require('fs').existsSync('/etc/systemd/system')) { systemdConf = '/etc/systemd/system/meshcentral.service'; }
else if (require('fs').existsSync('/lib/systemd/system')) { systemdConf = '/lib/systemd/system/meshcentral.service'; }
else if (require('fs').existsSync('/usr/lib/systemd/system')) { systemdConf = '/usr/lib/systemd/system/meshcentral.service'; }
else { console.log('Unable to find systemd configuration folder.'); process.exit(); return; }
console.log('Stopping service...');
require('child_process').exec('sudo systemctl stop meshcentral.service', {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to stop MeshCentral as a service: ' + err); }
if (stdout.length > 0) { console.log(stdout); }
console.log('Disabling service...');
require('child_process').exec('sudo systemctl disable meshcentral.service', {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to disable MeshCentral as a service: ' + err); }
if (stdout.length > 0) { console.log(stdout); }
console.log('Removing config file...');
require('child_process').exec('sudo rm ' + systemdConf, {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to delete MeshCentral config file: ' + err); }
console.log('Done.');
});
});
});
return;
} else if (obj.args.start == true) {
// Start MeshCentral in Systemd
require('child_process').exec('sudo systemctl start meshcentral.service', {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to start MeshCentral: ' + err); process.exit(); return; }
console.log('Done.');
});
return;
} else if (obj.args.stop == true) {
// Stop MeshCentral in Systemd
require('child_process').exec('sudo systemctl stop meshcentral.service', {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to stop MeshCentral: ' + err); process.exit(); return; }
console.log('Done.');
});
return;
} else if (obj.args.restart == true) {
// Restart MeshCentral in Systemd
require('child_process').exec('sudo systemctl restart meshcentral.service', {}, function (err, stdout, stderr) {
if ((err != null) && (err != '')) { console.log('ERROR: Unable to restart MeshCentral: ' + err); process.exit(); return; }
console.log('Done.');
});
return;
}
}
// Windows background service handling
if ((obj.platform == 'win32') && (obj.service != null)) {
// Check if we need to install, start, stop, remove ourself as a background service
if (((obj.args.xinstall == true) || (obj.args.xuninstall == true) || (obj.args.start == true) || (obj.args.stop == true) || (obj.args.restart == true))) {
var env = [], xenv = ['user', 'port', 'aliasport', 'mpsport', 'mpsaliasport', 'redirport', 'exactport', 'rediraliasport', 'debug'];
for (i in xenv) { if (obj.args[xenv[i]] != null) { env.push({ name: 'mesh' + xenv[i], value: obj.args[xenv[i]] }); } } // Set some args as service environement variables.
var svc = new obj.service({ name: 'MeshCentral', description: 'MeshCentral Remote Management Server', script: obj.path.join(__dirname, 'winservice.js'), env: env, wait: 2, grow: 0.5 });
svc.on('install', function () { console.log('MeshCentral service installed.'); svc.start(); });
svc.on('uninstall', function () { console.log('MeshCentral service uninstalled.'); process.exit(); });
svc.on('start', function () { console.log('MeshCentral service started.'); process.exit(); });
svc.on('stop', function () { console.log('MeshCentral service stopped.'); if (obj.args.stop) { process.exit(); } if (obj.args.restart) { console.log('Holding 5 seconds...'); setTimeout(function () { svc.start(); }, 5000); } });
svc.on('alreadyinstalled', function () { console.log('MeshCentral service already installed.'); process.exit(); });
svc.on('invalidinstallation', function () { console.log('Invalid MeshCentral service installation.'); process.exit(); });
if (obj.args.xinstall == true) { try { svc.install(); } catch (e) { logException(e); } }
if (obj.args.stop == true || obj.args.restart == true) { try { svc.stop(); } catch (e) { logException(e); } }
if (obj.args.start == true || obj.args.restart == true) { try { svc.start(); } catch (e) { logException(e); } }
if (obj.args.xuninstall == true) { try { svc.uninstall(); } catch (e) { logException(e); } }
return;
}
// Windows service install using the external winservice.js
if (obj.args.install == true) {
console.log('Installing MeshCentral as Windows Service...');
if (obj.fs.existsSync(obj.path.join(__dirname, '../WinService')) == false) { try { obj.fs.mkdirSync(obj.path.join(__dirname, '../WinService')); } catch (ex) { console.log('ERROR: Unable to create WinService folder: ' + ex); process.exit(); return; } }
try { obj.fs.createReadStream(obj.path.join(__dirname, 'winservice.js')).pipe(obj.fs.createWriteStream(obj.path.join(__dirname, '../WinService/winservice.js'))); } catch (ex) { console.log('ERROR: Unable to copy winservice.js: ' + ex); process.exit(); return; }
require('child_process').exec('node winservice.js --install', { maxBuffer: 512000, timeout: 120000, cwd: obj.path.join(__dirname, '../WinService') }, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to install MeshCentral as a service: ' + error); process.exit(); return; }
console.log(stdout);
});
return;
} else if (obj.args.uninstall == true) {
console.log('Uninstalling MeshCentral Windows Service...');
if (obj.fs.existsSync(obj.path.join(__dirname, '../WinService')) == true) {
require('child_process').exec('node winservice.js --uninstall', { maxBuffer: 512000, timeout: 120000, cwd: obj.path.join(__dirname, '../WinService') }, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to uninstall MeshCentral service: ' + error); process.exit(); return; }
console.log(stdout);
try { obj.fs.unlinkSync(obj.path.join(__dirname, '../WinService/winservice.js')); } catch (ex) { }
try { obj.fs.rmdirSync(obj.path.join(__dirname, '../WinService')); } catch (ex) { }
});
} else {
require('child_process').exec('node winservice.js --uninstall', { maxBuffer: 512000, timeout: 120000, cwd: __dirname }, function (error, stdout, stderr) {
if ((error != null) && (error != '')) { console.log('ERROR: Unable to uninstall MeshCentral service: ' + error); process.exit(); return; }
console.log(stdout);
});
}
return;
}
}
// If "--launch" is in the arguments, launch now
if (obj.args.launch) {
if (obj.args.vault) { obj.StartVault(); } else { obj.StartEx(); }
} else {
// if "--launch" is not specified, launch the server as a child process.
var startArgs = [];
for (i in process.argv) {
if (i > 0) {
var arg = process.argv[i];
if ((arg.length > 0) && ((arg.indexOf(' ') >= 0) || (arg.indexOf('&') >= 0))) { startArgs.push(arg); } else { startArgs.push(arg); }
}
}
startArgs.push('--launch', process.pid);
obj.launchChildServer(startArgs);
}
};
// Launch MeshCentral as a child server and monitor it.
obj.launchChildServer = function (startArgs) {
var child_process = require('child_process');
childProcess = child_process.execFile(process.argv[0], startArgs, { maxBuffer: Infinity, cwd: obj.parentpath }, function (error, stdout, stderr) {
if (childProcess.xrestart == 1) {
setTimeout(function () { obj.launchChildServer(startArgs); }, 500); // This is an expected restart.
} else if (childProcess.xrestart == 2) {
console.log('Expected exit...');
process.exit(); // User CTRL-C exit.
} else if (childProcess.xrestart == 3) {
// Server self-update exit
var version = '';
if (typeof obj.args.selfupdate == 'string') { version = '@' + obj.args.selfupdate; }
var child_process = require('child_process');
var npmpath = ((typeof obj.args.npmpath == 'string') ? obj.args.npmpath : 'npm');
var npmproxy = ((typeof obj.args.npmproxy == 'string') ? (' --proxy ' + obj.args.npmproxy) : '');
var env = Object.assign({}, process.env); // Shallow clone
if (typeof obj.args.npmproxy == 'string') { env['HTTP_PROXY'] = env['HTTPS_PROXY'] = env['http_proxy'] = env['https_proxy'] = obj.args.npmproxy; }
var xxprocess = child_process.exec(npmpath + ' install meshcentral' + version + npmproxy, { maxBuffer: Infinity, cwd: obj.parentpath, env: env }, function (error, stdout, stderr) { });
xxprocess.data = '';
xxprocess.stdout.on('data', function (data) { xxprocess.data += data; });
xxprocess.stderr.on('data', function (data) { xxprocess.data += data; });
xxprocess.on('close', function (code) { console.log('Update completed...'); setTimeout(function () { obj.launchChildServer(startArgs); }, 1000); });
} else {
if (error != null) {
// This is an un-expected restart
console.log(error);
console.log('ERROR: MeshCentral failed with critical error, check MeshErrors.txt. Restarting in 5 seconds...');
setTimeout(function () { obj.launchChildServer(startArgs); }, 5000);
}
}
});
childProcess.stdout.on('data', function (data) {
if (data[data.length - 1] == '\n') { data = data.substring(0, data.length - 1); }
if (data.indexOf('Updating settings folder...') >= 0) { childProcess.xrestart = 1; }
else if (data.indexOf('Updating server certificates...') >= 0) { childProcess.xrestart = 1; }
else if (data.indexOf('Server Ctrl-C exit...') >= 0) { childProcess.xrestart = 2; }
else if (data.indexOf('Starting self upgrade...') >= 0) { childProcess.xrestart = 3; }
else if (data.indexOf('Server restart...') >= 0) { childProcess.xrestart = 1; }
var datastr = data;
while (datastr.endsWith('\r') || datastr.endsWith('\n')) { datastr = datastr.substring(0, datastr.length - 1); }
console.log(datastr);
});
childProcess.stderr.on('data', function (data) {
var datastr = data;
while (datastr.endsWith('\r') || datastr.endsWith('\n')) { datastr = datastr.substring(0, datastr.length - 1); }
console.log('ERR: ' + datastr);
if (data.startsWith('le.challenges[tls-sni-01].loopback')) { return; } // Ignore this error output from GreenLock
if (data[data.length - 1] == '\n') { data = data.substring(0, data.length - 1); }
try {
var errlogpath = null;
if (typeof obj.args.mesherrorlogpath == 'string') { errlogpath = obj.path.join(obj.args.mesherrorlogpath, 'mesherrors.txt'); } else { errlogpath = obj.getConfigFilePath('mesherrors.txt'); }
obj.fs.appendFileSync(obj.getConfigFilePath('mesherrors.txt'), '-------- ' + new Date().toLocaleString() + ' ---- ' + getCurrentVerion() + ' --------\r\n\r\n' + data + '\r\n\r\n\r\n');
} catch (ex) { console.log('ERROR: Unable to write to mesherrors.txt.'); }
});
childProcess.on('close', function (code) { if ((code != 0) && (code != 123)) { /* console.log("Exited with code " + code); */ } });
};
// Get current and latest MeshCentral server versions using NPM
obj.getLatestServerVersion = function (callback) {
if (callback == null) return;
try {
if (typeof obj.args.selfupdate == 'string') { callback(getCurrentVerion(), obj.args.selfupdate); return; } // If we are targetting a specific version, return that one as current.
var child_process = require('child_process');
var npmpath = ((typeof obj.args.npmpath == 'string') ? obj.args.npmpath : 'npm');
var npmproxy = ((typeof obj.args.npmproxy == 'string') ? (' --proxy ' + obj.args.npmproxy) : '');
var env = Object.assign({}, process.env); // Shallow clone
if (typeof obj.args.npmproxy == 'string') { env['HTTP_PROXY'] = env['HTTPS_PROXY'] = env['http_proxy'] = env['https_proxy'] = obj.args.npmproxy; }
var xxprocess = child_process.exec(npmpath + npmproxy + ' view meshcentral dist-tags.latest', { maxBuffer: 512000, cwd: obj.parentpath, env: env }, function (error, stdout, stderr) { });
xxprocess.data = '';
xxprocess.stdout.on('data', function (data) { xxprocess.data += data; });
xxprocess.stderr.on('data', function (data) { });
xxprocess.on('close', function (code) {
var latestVer = null;
if (code == 0) { try { latestVer = xxprocess.data.split(' ').join('').split('\r').join('').split('\n').join(''); } catch (e) { } }
callback(getCurrentVerion(), latestVer);
});
} catch (ex) { callback(getCurrentVerion(), null, ex); } // If the system is running out of memory, an exception here can easily happen.
};
// Initiate server self-update
obj.performServerUpdate = function () {
if (obj.serverSelfWriteAllowed == true) { console.log('Starting self upgrade...'); process.exit(200); return true; }
return false;
};
// Initiate server self-update
obj.performServerCertUpdate = function () { console.log('Updating server certificates...'); process.exit(200); };
// Start by loading configuration from Vault
obj.StartVault = function () {
// Check that the configuration can only be loaded from one place
if ((obj.args.vault != null) && (obj.args.loadconfigfromdb != null)) { console.log("Can't load configuration from both database and Vault."); process.exit(); return; }
// Fix arguments if needed
if (typeof obj.args.vault == 'string') {
obj.args.vault = { endpoint: obj.args.vault };
if (typeof obj.args.token == 'string') { obj.args.vault.token = obj.args.token; }
if (typeof obj.args.unsealkey == 'string') { obj.args.vault.unsealkey = obj.args.unsealkey; }
if (typeof obj.args.name == 'string') { obj.args.vault.name = obj.args.name; }
}
// Load configuration for HashiCorp's Vault if needed
if (obj.args.vault) {
if (obj.args.vault.endpoint == null) { console.log('Missing Vault endpoint.'); process.exit(); return; }
if (obj.args.vault.token == null) { console.log('Missing Vault token.'); process.exit(); return; }
if (obj.args.vault.unsealkey == null) { console.log('Missing Vault unsealkey.'); process.exit(); return; }
if (obj.args.vault.name == null) { obj.args.vault.name = 'meshcentral'; }
// Get new instance of the client
var vault = require("node-vault")({ endpoint: obj.args.vault.endpoint, token: obj.args.vault.token });
vault.unseal({ key: obj.args.vault.unsealkey })
.then(() => {
if (obj.args.vaultdeleteconfigfiles) {
vault.delete('secret/data/' + obj.args.vault.name)
.then(function (r) { console.log('Done.'); process.exit(); })
.catch(function (x) { console.log(x); process.exit(); });
} else if (obj.args.vaultpushconfigfiles) {
// Push configuration files into Vault
if ((obj.args.vaultpushconfigfiles == '*') || (obj.args.vaultpushconfigfiles === true)) { obj.args.vaultpushconfigfiles = obj.datapath; }
obj.fs.readdir(obj.args.vaultpushconfigfiles, function (err, files) {
if (err != null) { console.log('ERROR: Unable to read from folder ' + obj.args.vaultpushconfigfiles); process.exit(); return; }
var configFound = false;
for (var i in files) { if (files[i] == 'config.json') { configFound = true; } }
if (configFound == false) { console.log('ERROR: No config.json in folder ' + obj.args.vaultpushconfigfiles); process.exit(); return; }
var configFiles = {};
for (var i in files) {
const file = files[i];
if ((file == 'config.json') || file.endsWith('.key') || file.endsWith('.crt') || (file == 'terms.txt') || file.endsWith('.jpg') || file.endsWith('.png')) {
const path = obj.path.join(obj.args.vaultpushconfigfiles, files[i]), binary = Buffer.from(obj.fs.readFileSync(path, { encoding: 'binary' }), 'binary');
console.log('Pushing ' + file + ', ' + binary.length + ' bytes.');
if (file.endsWith('.json') || file.endsWith('.key') || file.endsWith('.crt')) { configFiles[file] = binary.toString(); } else { configFiles[file] = binary.toString('base64'); }
}
}
vault.write('secret/data/' + obj.args.vault.name, { "data": configFiles })
.then(function (r) { console.log('Done.'); process.exit(); })
.catch(function (x) { console.log(x); process.exit(); });
});
} else {
// Read configuration files from Vault
vault.read('secret/data/' + obj.args.vault.name)
.then(function (r) {
if ((r == null) || (r.data == null) || (r.data.data == null)) { console.log('Unable to read configuration from Vault.'); process.exit(); return; }
var configFiles = obj.configurationFiles = r.data.data;
// Decode Base64 when needed
for (var file in configFiles) { if (!file.endsWith('.json') && !file.endsWith('.key') && !file.endsWith('.crt')) { configFiles[file] = Buffer.from(configFiles[file], 'base64'); } }
// Save all of the files
if (obj.args.vaultpullconfigfiles) {
for (var i in configFiles) {
var fullFileName = obj.path.join(obj.args.vaultpullconfigfiles, i);
try { obj.fs.writeFileSync(fullFileName, configFiles[i]); } catch (ex) { console.log('Unable to write to ' + fullFileName); process.exit(); return; }
console.log('Pulling ' + i + ', ' + configFiles[i].length + ' bytes.');
}
console.log('Done.');
process.exit();
}
// Parse the new configuration file
var config2 = null;
try { config2 = JSON.parse(configFiles['config.json']); } catch (ex) { console.log('Error, unable to parse config.json from Vault.'); process.exit(); return; }
// Set the command line arguments to the config file if they are not present
if (!config2.settings) { config2.settings = {}; }
for (var i in args) { config2.settings[i] = args[i]; }
obj.args = args = config2.settings;
// Lower case all keys in the config file
try {
require('./common.js').objKeysToLower(config2, ['ldapoptions', 'defaultuserwebstate', 'forceduserwebstate']);
} catch (ex) {
console.log('CRITICAL ERROR: Unable to access the file \"./common.js\".\r\nCheck folder & file permissions.');
process.exit();
return;
}
// Grad some of the values from the original config.json file if present.
if ((config.settings.vault != null) && (config2.settings != null)) { config2.settings.vault = config.settings.vault; }
// We got a new config.json from the database, let's use it.
config = obj.config = config2;
obj.StartEx();
})
.catch(function (x) { console.log(x); process.exit(); });
}
}).catch(function (x) { console.log(x); process.exit(); });
return;
}
}
// Look for easy command line instructions and do them here.
obj.StartEx = function () {
var i;
//var wincmd = require('node-windows');
//wincmd.list(function (svc) { console.log(svc); }, true);
// Check top level configuration for any unreconized values
if (config) { for (var i in config) { if ((typeof i == 'string') && (i.length > 0) && (i[0] != '_') && (['settings', 'domains', 'configfiles', 'smtp', 'letsencrypt', 'peers'].indexOf(i) == -1)) { addServerWarning('Unrecognized configuration option \"' + i + '\".'); } } }
if (typeof obj.args.userallowedip == 'string') { if (obj.args.userallowedip == '') { config.settings.userallowedip = obj.args.userallowedip = null; } else { config.settings.userallowedip = obj.args.userallowedip = obj.args.userallowedip.split(','); } }
if (typeof obj.args.userblockedip == 'string') { if (obj.args.userblockedip == '') { config.settings.userblockedip = obj.args.userblockedip = null; } else { config.settings.userblockedip = obj.args.userblockedip = obj.args.userblockedip.split(','); } }
if (typeof obj.args.agentallowedip == 'string') { if (obj.args.agentallowedip == '') { config.settings.agentallowedip = obj.args.agentallowedip = null; } else { config.settings.agentallowedip = obj.args.agentallowedip = obj.args.agentallowedip.split(','); } }
if (typeof obj.args.agentblockedip == 'string') { if (obj.args.agentblockedip == '') { config.settings.agentblockedip = obj.args.agentblockedip = null; } else { config.settings.agentblockedip = obj.args.agentblockedip = obj.args.agentblockedip.split(','); } }
if (typeof obj.args.swarmallowedip == 'string') { if (obj.args.swarmallowedip == '') { obj.args.swarmallowedip = null; } else { obj.args.swarmallowedip = obj.args.swarmallowedip.split(','); } }
if ((typeof obj.args.agentupdateblocksize == 'number') && (obj.args.agentupdateblocksize >= 1024) && (obj.args.agentupdateblocksize <= 65531)) { obj.agentUpdateBlockSize = obj.args.agentupdateblocksize; }
// Local console tracing
if (typeof obj.args.debug == 'string') { obj.debugSources = obj.args.debug.toLowerCase().split(','); }
else if (typeof obj.args.debug == 'object') { obj.debugSources = obj.args.debug; }
else if (obj.args.debug === true) { obj.debugSources = '*'; }
require('./db.js').CreateDB(obj,
function (db) {
obj.db = db;
obj.db.SetupDatabase(function (dbversion) {
// See if any database operations needs to be completed
if (obj.args.deletedomain) { obj.db.DeleteDomain(obj.args.deletedomain, function () { console.log('Deleted domain ' + obj.args.deletedomain + '.'); process.exit(); }); return; }
if (obj.args.deletedefaultdomain) { obj.db.DeleteDomain('', function () { console.log('Deleted default domain.'); process.exit(); }); return; }
if (obj.args.showall) { obj.db.GetAll(function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showusers) { obj.db.GetAllType('user', function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showusergroups) { obj.db.GetAllType('ugrp', function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.shownodes) { obj.db.GetAllType('node', function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showmeshes) { obj.db.GetAllType('mesh', function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showevents) { obj.db.GetAllEvents(function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showsmbios) { obj.db.GetAllSMBIOS(function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.showpower) { obj.db.getAllPower(function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.clearpower) { obj.db.removeAllPowerEvents(function () { process.exit(); }); return; }
if (obj.args.showiplocations) { obj.db.GetAllType('iploc', function (err, docs) { console.log(docs); process.exit(); }); return; }
if (obj.args.logintoken) { obj.getLoginToken(obj.args.logintoken, function (r) { console.log(r); process.exit(); }); return; }
if (obj.args.logintokenkey) { obj.showLoginTokenKey(function (r) { console.log(r); process.exit(); }); return; }
if (obj.args.recordencryptionrecode) { obj.db.performRecordEncryptionRecode(function (count) { console.log('Re-encoded ' + count + ' record(s).'); process.exit(); }); return; }
if (obj.args.dbstats) { obj.db.getDbStats(function (stats) { console.log(stats); process.exit(); }); return; }
// Show a list of all configuration files in the database
if (obj.args.dblistconfigfiles) {
obj.db.GetAllType('cfile', function (err, docs) { if (err == null) { if (docs.length == 0) { console.log("No files found."); } else { for (var i in docs) { console.log(docs[i]._id.split('/')[1] + ', ' + Buffer.from(docs[i].data, 'base64').length + ' bytes.'); } } } else { console.log('Unable to read from database.'); } process.exit(); }); return;
}
// Display the content of a configuration file in the database
if (obj.args.dbshowconfigfile) {
if (typeof obj.args.configkey != 'string') { console.log("Error, --configkey is required."); process.exit(); return; }
obj.db.getConfigFile(obj.args.dbshowconfigfile, function (err, docs) {
if (err == null) {
if (docs.length == 0) { console.log("File not found."); } else {
var data = obj.db.decryptData(obj.args.configkey, docs[0].data);
if (data == null) { console.log("Invalid config key."); } else { console.log(data); }
}
} else { console.log("Unable to read from database."); }
process.exit();
}); return;
}
// Delete all configuration files from database
if (obj.args.dbdeleteconfigfiles) {
console.log("Deleting all configuration files from the database..."); obj.db.RemoveAllOfType('cfile', function () { console.log('Done.'); process.exit(); });
}
// Push all relevent files from meshcentral-data into the database
if (obj.args.dbpushconfigfiles) {
if (typeof obj.args.configkey != 'string') { console.log("Error, --configkey is required."); process.exit(); return; }
if ((obj.args.dbpushconfigfiles !== true) && (typeof obj.args.dbpushconfigfiles != 'string')) {
console.log("Usage: --dbpulldatafiles (path) This will import files from folder into the database");
console.log(" --dbpulldatafiles This will import files from meshcentral-data into the db.");
process.exit();
} else {
if ((obj.args.dbpushconfigfiles == '*') || (obj.args.dbpushconfigfiles === true)) { obj.args.dbpushconfigfiles = obj.datapath; }
obj.fs.readdir(obj.args.dbpushconfigfiles, function (err, files) {
if (err != null) { console.log('ERROR: Unable to read from folder ' + obj.args.dbpushconfigfiles); process.exit(); return; }
var configFound = false;
for (var i in files) { if (files[i] == 'config.json') { configFound = true; } }
if (configFound == false) { console.log('ERROR: No config.json in folder ' + obj.args.dbpushconfigfiles); process.exit(); return; }
obj.db.RemoveAllOfType('cfile', function () {
obj.fs.readdir(obj.args.dbpushconfigfiles, function (err, files) {
var lockCount = 1
for (var i in files) {
const file = files[i];
if ((file == 'config.json') || file.endsWith('.key') || file.endsWith('.crt') || (file == 'terms.txt') || file.endsWith('.jpg') || file.endsWith('.png')) {
const path = obj.path.join(obj.args.dbpushconfigfiles, files[i]), binary = Buffer.from(obj.fs.readFileSync(path, { encoding: 'binary' }), 'binary');
console.log('Pushing ' + file + ', ' + binary.length + ' bytes.');
lockCount++;
obj.db.setConfigFile(file, obj.db.encryptData(obj.args.configkey, binary), function () { if ((--lockCount) == 0) { console.log('Done.'); process.exit(); } });
}
}
if (--lockCount == 0) { process.exit(); }
});
});
});
}
return;
}
// Pull all database files into meshcentral-data
if (obj.args.dbpullconfigfiles) {
if (typeof obj.args.configkey != 'string') { console.log("Error, --configkey is required."); process.exit(); return; }
if (typeof obj.args.dbpullconfigfiles != 'string') {
console.log("Usage: --dbpulldatafiles (path)");
process.exit();
} else {
obj.db.GetAllType('cfile', function (err, docs) {
if (err == null) {
if (docs.length == 0) {
console.log("File not found.");
} else {
for (var i in docs) {
const file = docs[i]._id.split('/')[1], binary = obj.db.decryptData(obj.args.configkey, docs[i].data);
if (binary == null) {
console.log("Invalid config key.");
} else {
var fullFileName = obj.path.join(obj.args.dbpullconfigfiles, file);
try { obj.fs.writeFileSync(fullFileName, binary); } catch (ex) { console.log('Unable to write to ' + fullFileName); process.exit(); return; }
console.log('Pulling ' + file + ', ' + binary.length + ' bytes.');
}
}
}
} else {
console.log("Unable to read from database.");
}
process.exit();
});
}
return;
}
if (obj.args.dbexport) {
// Export the entire database to a JSON file
if (obj.args.dbexport == true) { obj.args.dbexport = obj.getConfigFilePath('meshcentral.db.json'); }
obj.db.GetAll(function (err, docs) {
obj.fs.writeFileSync(obj.args.dbexport, JSON.stringify(docs));
console.log('Exported ' + docs.length + ' objects(s) to ' + obj.args.dbexport + '.'); process.exit();
});
return;
}
if (obj.args.dbexportmin) {
// Export a minimal database to a JSON file. Export only users, meshes and nodes.
// This is a useful command to look at the database.
if (obj.args.dbexportmin == true) { obj.args.dbexportmin = obj.getConfigFilePath('meshcentral.db.json'); }
obj.db.GetAllType({ $in: ['user', 'node', 'mesh'] }, function (err, docs) {
obj.fs.writeFileSync(obj.args.dbexportmin, JSON.stringify(docs));
console.log('Exported ' + docs.length + ' objects(s) to ' + obj.args.dbexportmin + '.'); process.exit();
});
return;
}
if (obj.args.dbimport) {
// Import the entire database from a JSON file
if (obj.args.dbimport == true) { obj.args.dbimport = obj.getConfigFilePath('meshcentral.db.json'); }
var json = null, json2 = "", badCharCount = 0;
try { json = obj.fs.readFileSync(obj.args.dbimport, { encoding: 'utf8' }); } catch (e) { console.log('Invalid JSON file: ' + obj.args.dbimport + ': ' + e); process.exit(); }
for (i = 0; i < json.length; i++) { if (json.charCodeAt(i) >= 32) { json2 += json[i]; } else { var tt = json.charCodeAt(i); if (tt != 10 && tt != 13) { badCharCount++; } } } // Remove all bad chars
if (badCharCount > 0) { console.log(badCharCount + ' invalid character(s) where removed.'); }
try { json = JSON.parse(json2); } catch (e) { console.log('Invalid JSON format: ' + obj.args.dbimport + ': ' + e); process.exit(); }
if ((json == null) || (typeof json.length != 'number') || (json.length < 1)) { console.log('Invalid JSON format: ' + obj.args.dbimport + '.'); }
for (i in json) { if ((json[i].type == "mesh") && (json[i].links != null)) { for (var j in json[i].links) { var esc = obj.common.escapeFieldName(j); if (esc !== j) { json[i].links[esc] = json[i].links[j]; delete json[i].links[j]; } } } } // Escape MongoDB invalid field chars
//for (i in json) { if ((json[i].type == "node") && (json[i].host != null)) { json[i].rname = json[i].host; delete json[i].host; } } // DEBUG: Change host to rname
setTimeout(function () { // If the Mongo database is being created for the first time, there is a race condition here. This will get around it.
obj.db.RemoveAll(function () {
obj.db.InsertMany(json, function (err) {
if (err != null) { console.log(err); } else { console.log('Imported ' + json.length + ' objects(s) from ' + obj.args.dbimport + '.'); } process.exit();
});
});
}, 100);
return;
}
/*
if (obj.args.dbimport) {
// Import the entire database from a very large JSON file
obj.db.RemoveAll(function () {
if (obj.args.dbimport == true) { obj.args.dbimport = obj.getConfigFilePath('meshcentral.db.json'); }
var json = null, json2 = "", badCharCount = 0;
const StreamArray = require('stream-json/streamers/StreamArray');
const jsonStream = StreamArray.withParser();
jsonStream.on('data', function (data) { obj.db.Set(data.value); });
jsonStream.on('end', () => { console.log('Done.'); process.exit(); });
obj.fs.createReadStream(obj.args.dbimport).pipe(jsonStream.input);
});
return;
}
*/
if (obj.args.dbmerge) {
// Import the entire database from a JSON file
if (obj.args.dbmerge == true) { obj.args.dbmerge = obj.getConfigFilePath('meshcentral.db.json'); }
var json = null, json2 = "", badCharCount = 0;
try { json = obj.fs.readFileSync(obj.args.dbmerge, { encoding: 'utf8' }); } catch (e) { console.log('Invalid JSON file: ' + obj.args.dbmerge + ': ' + e); process.exit(); }
for (i = 0; i < json.length; i++) { if (json.charCodeAt(i) >= 32) { json2 += json[i]; } else { var tt = json.charCodeAt(i); if (tt != 10 && tt != 13) { badCharCount++; } } } // Remove all bad chars
if (badCharCount > 0) { console.log(badCharCount + ' invalid character(s) where removed.'); }
try { json = JSON.parse(json2); } catch (e) { console.log('Invalid JSON format: ' + obj.args.dbmerge + ': ' + e); process.exit(); }
if ((json == null) || (typeof json.length != 'number') || (json.length < 1)) { console.log('Invalid JSON format: ' + obj.args.dbimport + '.'); }
// Get all users from current database
obj.db.GetAllType('user', function (err, docs) {
var users = {}, usersCount = 0;
for (var i in docs) { users[docs[i]._id] = docs[i]; usersCount++; }
// Fetch all meshes from the database
obj.db.GetAllType('mesh', function (err, docs) {
obj.common.unEscapeAllLinksFieldName(docs);
var meshes = {}, meshesCount = 0;
for (var i in docs) { meshes[docs[i]._id] = docs[i]; meshesCount++; }
console.log('Loaded ' + usersCount + ' users and ' + meshesCount + ' meshes.');
// Look at each object in the import file
var objectToAdd = [];
for (var i in json) {
var newobj = json[i];
if (newobj.type == 'user') {
// Check if the user already exists
var existingUser = users[newobj._id];
if (existingUser) {
// Merge the links
if (typeof newobj.links == 'object') {
for (var j in newobj.links) {
if ((existingUser.links == null) || (existingUser.links[j] == null)) {
if (existingUser.links == null) { existingUser.links = {}; }
existingUser.links[j] = newobj.links[j];
}
}
}
if (existingUser.name == 'admin') { existingUser.links = {}; }
objectToAdd.push(existingUser); // Add this user
} else {
objectToAdd.push(newobj); // Add this user
}
} else if (newobj.type == 'mesh') {
// Add this object after escaping
objectToAdd.push(obj.common.escapeLinksFieldName(newobj));
} // Don't add nodes.
}
console.log('Importing ' + objectToAdd.length + ' object(s)...');
var pendingCalls = 1;
for (var i in objectToAdd) {
pendingCalls++;
obj.db.Set(objectToAdd[i], function (err) { if (err != null) { console.log(err); } else { if (--pendingCalls == 0) { process.exit(); } } });
}
if (--pendingCalls == 0) { process.exit(); }
});
});
return;
}
// Load configuration for database if needed
if (obj.args.loadconfigfromdb) {
var key = null;
if (typeof obj.args.configkey == 'string') { key = obj.args.configkey; }
else if (typeof obj.args.loadconfigfromdb == 'string') { key = obj.args.loadconfigfromdb; }
if (key == null) { console.log("Error, --configkey is required."); process.exit(); return; }
obj.db.getAllConfigFiles(key, function (configFiles) {
if (configFiles == null) { console.log("Error, no configuration files found or invalid configkey."); process.exit(); return; }
if (!configFiles['config.json']) { console.log("Error, could not file config.json from database."); process.exit(); return; }
obj.configurationFiles = configFiles;
// Parse the new configuration file
var config2 = null;
try { config2 = JSON.parse(configFiles['config.json']); } catch (ex) { console.log('Error, unable to parse config.json from database.'); process.exit(); return; }
// Set the command line arguments to the config file if they are not present
if (!config2.settings) { config2.settings = {}; }
for (i in args) { config2.settings[i] = args[i]; }
// Lower case all keys in the config file
try {
require('./common.js').objKeysToLower(config2, ['ldapoptions', 'defaultuserwebstate', 'forceduserwebstate']);
} catch (ex) {
console.log("CRITICAL ERROR: Unable to access the file \"./common.js\".\r\nCheck folder & file permissions.");
process.exit();
return;
}
// Grad some of the values from the original config.json file if present.
config2['mysql'] = config['mysql'];
config2['mariadb'] = config['mariadb'];
config2['mongodb'] = config['mongodb'];
config2['mongodbcol'] = config['mongodbcol'];
config2['dbencryptkey'] = config['dbencryptkey'];
// We got a new config.json from the database, let's use it.
config = obj.config = config2;
obj.StartEx1b();
});
} else {
config = obj.config = getConfig(obj.args.vault == null);
obj.StartEx1b();
}
});
}
);
};
// Time to start the server of real.
obj.StartEx1b = function () {
var i;
// Linux format /var/log/auth.log
if (obj.config.settings.authlog != null) {
obj.fs.open(obj.config.settings.authlog, 'a', function (err, fd) {
if (err == null) { obj.authlog = fd; } else { console.log('ERROR: Unable to open: ' + obj.config.settings.authlog); }
})
}
// Check if self update is allowed. If running as a Windows service, self-update is not possible.
if (obj.fs.existsSync(obj.path.join(__dirname, 'daemon'))) { obj.serverSelfWriteAllowed = false; }
// If we are targetting a specific version, update now.
if ((obj.serverSelfWriteAllowed == true) && (typeof obj.args.selfupdate == 'string')) {
obj.args.selfupdate = obj.args.selfupdate.toLowerCase();
if (getCurrentVerion() !== obj.args.selfupdate) { obj.performServerUpdate(); return; } // We are targetting a specific version, run self update now.
}
// Write the server state
obj.updateServerState('state', 'starting');
if (process.pid) { obj.updateServerState('server-pid', process.pid); }
if (process.ppid) { obj.updateServerState('server-parent-pid', process.ppid); }
// Start memory tracking if requested
if (typeof obj.args.memorytracking == 'number') {
var info = process.memoryUsage(), txt = [];
info.time = Date.now();
for (var i in info) { txt.push(i); }
obj.fs.appendFile(obj.getConfigFilePath('memorytracking.csv'), txt.join(',') + '\r\n', function (err) { });
setInterval(function () {
var info = process.memoryUsage(), txt = [];
info.time = Date.now();
for (var i in info) { txt.push(info[i]); }
obj.fs.appendFile(obj.getConfigFilePath('memorytracking.csv'), txt.join(',') + '\r\n', function (err) { });
}, (obj.args.memorytracking * 1000));
}
// Read environment variables. For a subset of arguments, we allow them to be read from environment variables.
var xenv = ['user', 'port', 'mpsport', 'mpsaliasport', 'redirport', 'rediraliasport', 'exactport', 'debug'];
for (i in xenv) { if ((obj.args[xenv[i]] == null) && (process.env['mesh' + xenv[i]])) { obj.args[xenv[i]] = obj.common.toNumber(process.env['mesh' + xenv[i]]); } }
// Validate the domains, this is used for multi-hosting
if (obj.config.domains == null) { obj.config.domains = {}; }
if (obj.config.domains[''] == null) { obj.config.domains[''] = {}; }
if (obj.config.domains[''].dns != null) { console.log("ERROR: Default domain can't have a DNS name."); return; }
var xdomains = {}; for (i in obj.config.domains) { xdomains[i.toLowerCase()] = obj.config.domains[i]; } obj.config.domains = xdomains;
var bannedDomains = ['public', 'private', 'images', 'scripts', 'styles', 'views']; // List of banned domains
for (i in obj.config.domains) { for (var j in bannedDomains) { if (i == bannedDomains[j]) { console.log("ERROR: Domain '" + i + "' is not allowed domain name in config.json."); return; } } }
for (i in obj.config.domains) {
if ((i.length > 0) && (i[0] == '_')) { delete obj.config.domains[i]; continue; } // Remove any domains with names that start with _
if (typeof config.domains[i].auth == 'string') { config.domains[i].auth = config.domains[i].auth.toLowerCase(); }
if (obj.config.domains[i].limits == null) { obj.config.domains[i].limits = {}; }
if (obj.config.domains[i].dns == null) { obj.config.domains[i].url = (i == '') ? '/' : ('/' + i + '/'); } else { obj.config.domains[i].url = '/'; }
obj.config.domains[i].id = i;
if (typeof obj.config.domains[i].loginkey == 'string') { obj.config.domains[i].loginkey = [obj.config.domains[i].loginkey]; }
if (typeof obj.config.domains[i].userallowedip == 'string') { if (obj.config.domains[i].userallowedip == '') { obj.config.domains[i].userallowedip = null; } else { obj.config.domains[i].userallowedip = obj.config.domains[i].userallowedip.split(','); } }
if (typeof obj.config.domains[i].userblockedip == 'string') { if (obj.config.domains[i].userblockedip == '') { obj.config.domains[i].userblockedip = null; } else { obj.config.domains[i].userblockedip = obj.config.domains[i].userblockedip.split(','); } }
if (typeof obj.config.domains[i].agentallowedip == 'string') { if (obj.config.domains[i].agentallowedip == '') { obj.config.domains[i].agentallowedip = null; } else { obj.config.domains[i].agentallowedip = obj.config.domains[i].agentallowedip.split(','); } }
if (typeof obj.config.domains[i].agentblockedip == 'string') { if (obj.config.domains[i].agentblockedip == '') { obj.config.domains[i].agentblockedip = null; } else { obj.config.domains[i].agentblockedip = obj.config.domains[i].agentblockedip.split(','); } }
if ((obj.config.domains[i].passwordrequirements != null) && (typeof obj.config.domains[i].passwordrequirements == 'object')) {
if (typeof obj.config.domains[i].passwordrequirements.skip2factor == 'string') {
obj.config.domains[i].passwordrequirements.skip2factor = obj.config.domains[i].passwordrequirements.skip2factor.split(',');
} else {
delete obj.config.domains[i].passwordrequirements.skip2factor;
}
}
if ((obj.config.domains[i].auth == 'ldap') && (typeof obj.config.domains[i].ldapoptions != 'object')) {
if (i == '') { console.log("ERROR: Default domain is LDAP, but is missing LDAPOptions."); } else { console.log("ERROR: Domain '" + i + "' is LDAP, but is missing LDAPOptions."); }
process.exit();
return;
}
if ((obj.config.domains[i].auth == 'ldap') || (obj.config.domains[i].auth == 'sspi')) { obj.config.domains[i].newaccounts = 0; } // No new accounts allowed in SSPI/LDAP authentication modes.
// Convert newAccountsRights from a array of strings to flags number.
if (obj.config.domains[i].newaccountsrights && Array.isArray(obj.config.domains[i].newaccountsrights)) {
var newAccRights = 0;
for (var j in obj.config.domains[i].newaccountsrights) {
var r = obj.config.domains[i].newaccountsrights[j].toLowerCase();
if (r == 'fulladmin') { newAccRights = 4294967295; } // 0xFFFFFFFF
if (r == 'serverbackup') { newAccRights |= 1; }
if (r == 'manageusers') { newAccRights |= 2; }
if (r == 'serverrestore') { newAccRights |= 4; }
if (r == 'fileaccess') { newAccRights |= 8; }
if (r == 'serverupdate') { newAccRights |= 16; }
if (r == 'locked') { newAccRights |= 32; }
if (r == 'nonewgroups') { newAccRights |= 64; }
if (r == 'notools') { newAccRights |= 128; }
}
obj.config.domains[i].newaccountsrights = newAccRights;
}
if (obj.config.domains[i].newaccountsrights && (typeof (obj.config.domains[i].newaccountsrights) != 'number')) { delete obj.config.domains[i].newaccountsrights; }
}
// Log passed arguments into Windows Service Log
//if (obj.servicelog != null) { var s = ''; for (i in obj.args) { if (i != '_') { if (s.length > 0) { s += ', '; } s += i + "=" + obj.args[i]; } } logInfoEvent('MeshServer started with arguments: ' + s); }
// Look at passed in arguments
if ((obj.args.user != null) && (typeof obj.args.user != 'string')) { delete obj.args.user; }
if ((obj.args.ciralocalfqdn != null) && ((obj.args.lanonly == true) || (obj.args.wanonly == true))) { addServerWarning("CIRA local FQDN's ignored when server in LAN-only or WAN-only mode."); }
if ((obj.args.ciralocalfqdn != null) && (obj.args.ciralocalfqdn.split(',').length > 4)) { addServerWarning("Can't have more than 4 CIRA local FQDN's. Ignoring value."); obj.args.ciralocalfqdn = null; }
if (obj.args.ignoreagenthashcheck === true) { addServerWarning("Agent hash checking is being skipped, this is unsafe."); }
if (obj.args.port == null || typeof obj.args.port != 'number') { if (obj.args.notls == null) { obj.args.port = 443; } else { obj.args.port = 80; } }
if (obj.args.aliasport != null && (typeof obj.args.aliasport != 'number')) obj.args.aliasport = null;
if (obj.args.mpsport == null || typeof obj.args.mpsport != 'number') obj.args.mpsport = 4433;
if (obj.args.mpsaliasport != null && (typeof obj.args.mpsaliasport != 'number')) obj.args.mpsaliasport = null;
if (obj.args.rediraliasport != null && (typeof obj.args.rediraliasport != 'number')) obj.args.rediraliasport = null;
if (obj.args.notls == null && obj.args.redirport == null) obj.args.redirport = 80;
if (obj.args.minifycore === 0) obj.args.minifycore = false;
if (typeof args.agentidletimeout != 'number') { args.agentidletimeout = 150000; } else { args.agentidletimeout *= 1000 } // Default agent idle timeout is 2m, 30sec.
// Setup a site administrator
if ((obj.args.admin) && (typeof obj.args.admin == 'string')) {
var adminname = obj.args.admin.split('/');
if (adminname.length == 1) { adminname = 'user//' + adminname[0]; }
else if (adminname.length == 2) { adminname = 'user/' + adminname[0] + '/' + adminname[1]; }
else { console.log("Invalid administrator name."); process.exit(); return; }
obj.db.Get(adminname, function (err, user) {
if (user.length != 1) { console.log("Invalid user name."); process.exit(); return; }
user[0].siteadmin = 4294967295; // 0xFFFFFFFF
obj.db.Set(user[0], function () {
if (user[0].domain == '') { console.log('User ' + user[0].name + ' set to site administrator.'); } else { console.log("User " + user[0].name + " of domain " + user[0].domain + " set to site administrator."); }
process.exit();
return;
});
});
return;
}
// Remove a site administrator
if ((obj.args.unadmin) && (typeof obj.args.unadmin == 'string')) {
var adminname = obj.args.unadmin.split('/');
if (adminname.length == 1) { adminname = 'user//' + adminname[0]; }
else if (adminname.length == 2) { adminname = 'user/' + adminname[0] + '/' + adminname[1]; }
else { console.log("Invalid administrator name."); process.exit(); return; }
obj.db.Get(adminname, function (err, user) {
if (user.length != 1) { console.log("Invalid user name."); process.exit(); return; }
if (user[0].siteadmin) { delete user[0].siteadmin; }
obj.db.Set(user[0], function () {
if (user[0].domain == '') { console.log("User " + user[0].name + " is not a site administrator."); } else { console.log("User " + user[0].name + " of domain " + user[0].domain + " is not a site administrator."); }
process.exit();
return;
});
});
return;
}
// Perform other database cleanup
obj.db.cleanup();
// Set all nodes to power state of unknown (0)
obj.db.storePowerEvent({ time: new Date(), nodeid: '*', power: 0, s: 1 }, obj.multiServer); // s:1 indicates that the server is starting up.
// Read or setup database configuration values
obj.db.Get('dbconfig', function (err, dbconfig) {
if (dbconfig.length == 1) { obj.dbconfig = dbconfig[0]; } else { obj.dbconfig = { _id: 'dbconfig', version: 1 }; }
if (obj.dbconfig.amtWsEventSecret == null) { obj.crypto.randomBytes(32, function (err, buf) { obj.dbconfig.amtWsEventSecret = buf.toString('hex'); obj.db.Set(obj.dbconfig); }); }
// This is used by the user to create a username/password for a Intel AMT WSMAN event subscription
if (obj.args.getwspass) {
if (obj.args.getwspass.length == 64) {
obj.crypto.randomBytes(6, function (err, buf) {
while (obj.dbconfig.amtWsEventSecret == null) { process.nextTick(); }
var username = buf.toString('hex');
var nodeid = obj.args.getwspass;
var pass = obj.crypto.createHash('sha384').update(username.toLowerCase() + ':' + nodeid + ':' + obj.dbconfig.amtWsEventSecret).digest('base64').substring(0, 12).split('/').join('x').split('\\').join('x');
console.log("--- Intel(r) AMT WSMAN eventing credentials ---");
console.log("Username: " + username);
console.log("Password: " + pass);
console.log("Argument: " + nodeid);
process.exit();
});
} else {
console.log("Invalid NodeID.");
process.exit();
}
return;
}
// Start plugin manager if configuration allows this.
if ((obj.config) && (obj.config.settings) && (obj.config.settings.plugins != null)) {
const nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
if (nodeVersion < 7) {
addServerWarning("Plugin support requires Node v7.0 or higher.");
delete obj.config.settings.plugins;
} else {
obj.pluginHandler = require('./pluginHandler.js').pluginHandler(obj);
}
}
// Load the default meshcore and meshcmd
obj.updateMeshCore();
obj.updateMeshCmd();
// Setup and start the redirection server if needed. We must start the redirection server before Let's Encrypt.
if ((obj.args.redirport != null) && (typeof obj.args.redirport == 'number') && (obj.args.redirport != 0)) {
obj.redirserver = require('./redirserver.js').CreateRedirServer(obj, obj.db, obj.args, obj.StartEx2);
} else {
obj.StartEx2(); // If not needed, move on.
}
});
}
// Done starting the redirection server, go on to load the server certificates
obj.StartEx2 = function () {
// Load server certificates
obj.certificateOperations = require('./certoperations.js').CertificateOperations(obj);
obj.certificateOperations.GetMeshServerCertificate(obj.args, obj.config, function (certs) {
// Get the current node version
const nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
if ((nodeVersion < 8) || (require('crypto').generateKeyPair == null) || (obj.config.letsencrypt == null) || (obj.redirserver == null)) {
obj.StartEx3(certs); // Just use the configured certificates
} else if ((obj.config.letsencrypt != null) && (obj.config.letsencrypt.nochecks == true)) {
// Use Let's Encrypt with no checking
obj.letsencrypt = require('./letsencrypt.js').CreateLetsEncrypt(obj);
obj.letsencrypt.getCertificate(certs, obj.StartEx3); // Use Let's Encrypt with no checking, use at your own risk.
} else {
// Check Let's Encrypt settings
var leok = true;
if (typeof obj.config.letsencrypt.email != 'string') { leok = false; addServerWarning("Missing Let's Encrypt email address."); }
else if (typeof obj.config.letsencrypt.names != 'string') { leok = false; addServerWarning("Invalid Let's Encrypt host names."); }
else if (obj.config.letsencrypt.names.indexOf('*') >= 0) { leok = false; addServerWarning("Invalid Let's Encrypt names, can't contain a *."); }
else if (obj.config.letsencrypt.email.split('@').length != 2) { leok = false; addServerWarning("Invalid Let's Encrypt email address."); }
else if (obj.config.letsencrypt.email.trim() !== obj.config.letsencrypt.email) { leok = false; addServerWarning("Invalid Let's Encrypt email address."); }
else {
var le = require('./letsencrypt.js');
try { obj.letsencrypt = le.CreateLetsEncrypt(obj); } catch (ex) { }
if (obj.letsencrypt == null) { addServerWarning("Unable to setup GreenLock module."); leok = false; }
}
if (leok == true) {
// Check that the email address domain MX resolves.
require('dns').resolveMx(obj.config.letsencrypt.email.split('@')[1], function (err, addresses) {
if (err == null) {
// Check that all names resolve
checkResolveAll(obj.config.letsencrypt.names.split(','), function (err) {
if (err == null) {
obj.letsencrypt.getCertificate(certs, obj.StartEx3); // Use Let's Encrypt
} else {
for (var i in err) { addServerWarning("Invalid Let's Encrypt names, unable to resolve: " + err[i]); }
obj.StartEx3(certs); // Let's Encrypt did not load, just use the configured certificates
}
});
} else {
addServerWarning("Invalid Let's Encrypt email address, unable to resolve: " + obj.config.letsencrypt.email.split('@')[1]);
obj.StartEx3(certs); // Let's Encrypt did not load, just use the configured certificates
}
});
} else {
obj.StartEx3(certs); // Let's Encrypt did not load, just use the configured certificates
}
}
});
};
// Start the server with the given certificates, but check if we have web certificates to load
obj.StartEx3 = function (certs) {
obj.certificates = certs;
obj.certificateOperations.acceleratorStart(certs); // Set the state of the accelerators
// Load any domain web certificates
for (var i in obj.config.domains) {
// Load any Intel AMT ACM activation certificates
obj.certificateOperations.loadIntelAmtAcmCerts(obj.config.domains[i].amtacmactivation);
if (typeof obj.config.domains[i].certurl == 'string') {
obj.supportsProxyCertificatesRequest = true; // If a certurl is set, enable proxy cert requests
// Then, fix the URL and add 'https://' if needed
if (obj.config.domains[i].certurl.indexOf('://') < 0) { obj.config.domains[i].certurl = 'https://' + obj.config.domains[i].certurl; }
}
}
if (obj.supportsProxyCertificatesRequest == true) { obj.updateProxyCertificates(true); }
obj.StartEx4(); // Keep going
}
// Start the server with the given certificates
obj.StartEx4 = function () {
var i;
// If the certificate is un-configured, force LAN-only mode
if (obj.certificates.CommonName.indexOf('.') == -1) { /*console.log('Server name not configured, running in LAN-only mode.');*/ obj.args.lanonly = true; }
// Write server version and run mode
var productionMode = (process.env.NODE_ENV && (process.env.NODE_ENV == 'production'));
var runmode = (obj.args.lanonly ? 2 : (obj.args.wanonly ? 1 : 0));
console.log("MeshCentral v" + getCurrentVerion() + ', ' + (["Hybrid (LAN + WAN) mode", "WAN mode", "LAN mode"][runmode]) + (productionMode ? ", Production mode." : '.'));
// Check that no sub-domains have the same DNS as the parent
for (i in obj.config.domains) {
if ((obj.config.domains[i].dns != null) && (obj.certificates.CommonName.toLowerCase() === obj.config.domains[i].dns.toLowerCase())) {
console.log("ERROR: Server sub-domain can't have same DNS name as the parent."); process.exit(0); return;
}
}
// Load the list of mesh agents and install scripts
if (obj.args.noagentupdate == 1) { for (i in obj.meshAgentsArchitectureNumbers) { obj.meshAgentsArchitectureNumbers[i].update = false; } }
obj.updateMeshAgentsTable(function () {
obj.updateMeshAgentInstallScripts();
// Setup and start the web server
obj.crypto.randomBytes(48, function (err, buf) {
// Setup Mesh Multi-Server if needed
obj.multiServer = require('./multiserver.js').CreateMultiServer(obj, obj.args);
if (obj.multiServer != null) {
if ((obj.db.databaseType != 3) || (obj.db.changeStream != true)) { console.log("ERROR: Multi-server support requires use of MongoDB with ReplicaSet and ChangeStream enabled."); process.exit(0); return; }
obj.serverId = obj.multiServer.serverid;
for (var serverid in obj.config.peers.servers) { obj.peerConnectivityByNode[serverid] = {}; }
}
// If the server is set to "nousers", allow only loopback unless IP filter is set
if ((obj.args.nousers == true) && (obj.args.userallowedip == null)) { obj.args.userallowedip = "::1,127.0.0.1"; }
// Set the session length to 60 minutes if not set and set a random key if needed
if ((obj.args.sessiontime != null) && ((typeof obj.args.sessiontime != 'number') || (obj.args.sessiontime < 1))) { delete obj.args.sessiontime; }
if (!obj.args.sessionkey) { obj.args.sessionkey = buf.toString('hex').toUpperCase(); }
// Create APF server to hook into webserver
obj.apfserver = require('./apfserver.js').CreateApfServer(obj, obj.db, obj.args);
// Create MQTT Broker to hook into webserver and mpsserver
if ((typeof obj.config.settings.mqtt == 'object') && (typeof obj.config.settings.mqtt.auth == 'object') && (typeof obj.config.settings.mqtt.auth.keyid == 'string') && (typeof obj.config.settings.mqtt.auth.key == 'string')) { obj.mqttbroker = require("./mqttbroker.js").CreateMQTTBroker(obj, obj.db, obj.args); }
// Start the web server and if needed, the redirection web server.
obj.webserver = require('./webserver.js').CreateWebServer(obj, obj.db, obj.args, obj.certificates);
if (obj.redirserver != null) { obj.redirserver.hookMainWebServer(obj.certificates); }
// Setup the Intel AMT event handler
obj.amtEventHandler = require('./amtevents.js').CreateAmtEventsHandler(obj);
// Setup the Intel AMT local network scanner
if (obj.args.wanonly != true) {
obj.amtScanner = require('./amtscanner.js').CreateAmtScanner(obj).start();
obj.meshScanner = require('./meshscanner.js').CreateMeshScanner(obj).start();
}
// Setup and start the MPS server
if ((obj.args.lanonly != true) && (obj.args.mpsport !== 0)) {
obj.mpsserver = require('./mpsserver.js').CreateMpsServer(obj, obj.db, obj.args, obj.certificates);
}
// Setup and start the legacy swarm server
if ((obj.certificates.swarmserver != null) && (obj.args.swarmport !== 0)) {
if (obj.args.swarmport == null) { obj.args.swarmport = 8080; }
obj.swarmserver = require('./swarmserver.js').CreateSwarmServer(obj, obj.db, obj.args, obj.certificates);
}
// Setup email server
if ((obj.config.smtp != null) && (obj.config.smtp.host != null) && (obj.config.smtp.from != null)) {
obj.mailserver = require('./meshmail.js').CreateMeshMail(obj);
obj.mailserver.verify();
if (obj.args.lanonly == true) { addServerWarning("SMTP server has limited use in LAN mode."); }
}
// Start periodic maintenance
obj.maintenanceTimer = setInterval(obj.maintenanceActions, 1000 * 60 * 60); // Run this every hour
// Dispatch an event that the server is now running
obj.DispatchEvent(['*'], obj, { etype: 'server', action: 'started', msg: 'Server started' });
// Plugin hook. Need to run something at server startup? This is the place.
if (obj.pluginHandler) { obj.pluginHandler.callHook('server_startup'); }
// Setup the login cookie encryption key
if ((obj.config) && (obj.config.settings) && (typeof obj.config.settings.logincookieencryptionkey == 'string')) {
// We have a string, hash it and use that as a key
try { obj.loginCookieEncryptionKey = Buffer.from(obj.config.settings.logincookieencryptionkey, 'hex'); } catch (ex) { }
if ((obj.loginCookieEncryptionKey == null) || (obj.loginCookieEncryptionKey.length != 80)) { addServerWarning("Invalid \"LoginCookieEncryptionKey\" in config.json."); obj.loginCookieEncryptionKey = null; }
}
// Login cookie encryption key not set, use one from the database
if (obj.loginCookieEncryptionKey == null) {
obj.db.Get('LoginCookieEncryptionKey', function (err, docs) {
if ((docs.length > 0) && (docs[0].key != null) && (obj.args.logintokengen == null) && (docs[0].key.length >= 160)) {
obj.loginCookieEncryptionKey = Buffer.from(docs[0].key, 'hex');
} else {
obj.loginCookieEncryptionKey = obj.generateCookieKey(); obj.db.Set({ _id: 'LoginCookieEncryptionKey', key: obj.loginCookieEncryptionKey.toString('hex'), time: Date.now() });
}
});
}
// Load the invitation link encryption key from the database
obj.db.Get('InvitationLinkEncryptionKey', function (err, docs) {
if ((docs.length > 0) && (docs[0].key != null) && (docs[0].key.length >= 160)) {
obj.invitationLinkEncryptionKey = Buffer.from(docs[0].key, 'hex');
} else {
obj.invitationLinkEncryptionKey = obj.generateCookieKey(); obj.db.Set({ _id: 'InvitationLinkEncryptionKey', key: obj.invitationLinkEncryptionKey.toString('hex'), time: Date.now() });
}
});
// Start collecting server stats every 5 minutes
setInterval(function () {
obj.serverStatsCounter++;
var hours = 720; // Start with all events lasting 30 days.
if (((obj.serverStatsCounter) % 2) == 1) { hours = 3; } // Half of the event get removed after 3 hours.
else if ((Math.floor(obj.serverStatsCounter / 2) % 2) == 1) { hours = 8; } // Another half of the event get removed after 8 hours.
else if ((Math.floor(obj.serverStatsCounter / 4) % 2) == 1) { hours = 24; } // Another half of the event get removed after 24 hours.
else if ((Math.floor(obj.serverStatsCounter / 8) % 2) == 1) { hours = 48; } // Another half of the event get removed after 48 hours.
else if ((Math.floor(obj.serverStatsCounter / 16) % 2) == 1) { hours = 72; } // Another half of the event get removed after 72 hours.
var expire = new Date();
expire.setTime(expire.getTime() + (60 * 60 * 1000 * hours));
var data = {
time: new Date(),
expire: expire,
mem: process.memoryUsage(),
//cpu: process.cpuUsage(),
conn: {
ca: Object.keys(obj.webserver.wsagents).length,
cu: Object.keys(obj.webserver.wssessions).length,
us: Object.keys(obj.webserver.wssessions2).length,
rs: obj.webserver.relaySessionCount
}
};
if (obj.mpsserver != null) { data.conn.am = Object.keys(obj.mpsserver.ciraConnections).length; }
obj.db.SetServerStats(data); // Save the stats to the database
obj.DispatchEvent(['*'], obj, { action: 'servertimelinestats', data: data }); // Event the server stats
}, 300000);
obj.debug('main', "Server started");
if (obj.args.nousers == true) { obj.updateServerState('nousers', '1'); }
obj.updateServerState('state', "running");
// Setup auto-backup defaults
if (obj.config.settings.autobackup == null) { obj.config.settings.autobackup = { backupintervalhours: 24, keeplastdaysbackup: 10 }; }
else if (obj.config.settings.autobackup === false) { delete obj.config.settings.autobackup; }
// Setup auto-backup timer
if (obj.config.settings.autobackup && (typeof obj.config.settings.autobackup.backupintervalhours == 'number')) {
setInterval(obj.db.performBackup, obj.config.settings.autobackup.backupintervalhours * 60 * 60 * 1000);
}
// Setup users that can see all device groups
obj.config.settings.managealldevicegroups = [];
for (i in obj.config.domains) { if (Array.isArray(obj.config.domains[i].managealldevicegroups)) { for (var j in obj.config.domains[i].managealldevicegroups) { if (typeof obj.config.domains[i].managealldevicegroups[j] == 'string') { obj.config.settings.managealldevicegroups.push('user/' + i + '/' + obj.config.domains[i].managealldevicegroups[j]); } } } }
});
});
};
// Refresh any certificate hashs from the reverse proxy
obj.pendingProxyCertificatesRequests = 0;
obj.lastProxyCertificatesRequest = null;
obj.supportsProxyCertificatesRequest = false;
obj.updateProxyCertificates = function (force) {
if (force !== true) {
if ((obj.pendingProxyCertificatesRequests > 0) || (obj.supportsProxyCertificatesRequest == false)) return;
if ((obj.lastProxyCertificatesRequest != null) && ((Date.now() - obj.lastProxyCertificatesRequest) < 120000)) return; // Don't allow this call more than every 2 minutes.
obj.lastProxyCertificatesRequest = Date.now();
}
// Load any domain web certificates
for (var i in obj.config.domains) {
if (obj.config.domains[i].certurl != null) {
// Load web certs
obj.pendingProxyCertificatesRequests++;
var dnsname = obj.config.domains[i].dns;
if ((dnsname == null) && (obj.config.settings.cert != null)) { dnsname = obj.config.settings.cert; }
obj.certificateOperations.loadCertificate(obj.config.domains[i].certurl, dnsname, obj.config.domains[i], function (url, cert, xhostname, xdomain) {
obj.pendingProxyCertificatesRequests--;
if (cert != null) {
// Hash the entire cert
var hash = obj.crypto.createHash('sha384').update(Buffer.from(cert, 'binary')).digest('hex');
if (xdomain.certhash != hash) { // The certificate has changed.
xdomain.certkeyhash = hash;
xdomain.certhash = hash;
try {
// Decode a RSA certificate and hash the public key, if this is not RSA, skip this.
var forgeCert = obj.certificateOperations.forge.pki.certificateFromAsn1(obj.certificateOperations.forge.asn1.fromDer(cert));
xdomain.certkeyhash = obj.certificateOperations.forge.pki.getPublicKeyFingerprint(forgeCert.publicKey, { md: obj.certificateOperations.forge.md.sha384.create(), encoding: 'hex' });
//console.log('V1: ' + xdomain.certkeyhash);
} catch (ex) {
delete xdomain.certkeyhash;
}
if (obj.webserver) {
obj.webserver.webCertificateHashs[xdomain.id] = obj.webserver.webCertificateFullHashs[xdomain.id] = Buffer.from(hash, 'hex').toString('binary');
if (xdomain.certkeyhash != null) { obj.webserver.webCertificateHashs[xdomain.id] = Buffer.from(xdomain.certkeyhash, 'hex').toString('binary'); }
// Disconnect all agents with bad web certificates
for (var i in obj.webserver.wsagentsWithBadWebCerts) { obj.webserver.wsagentsWithBadWebCerts[i].close(1); }
}
console.log(obj.common.format("Loaded web certificate from \"{0}\", host: \"{1}\"", url, xhostname));
console.log(obj.common.format(" SHA384 cert hash: {0}", xdomain.certhash));
if ((xdomain.certkeyhash != null) && (xdomain.certhash != xdomain.certkeyhash)) { console.log(obj.common.format(" SHA384 key hash: {0}", xdomain.certkeyhash)); }
}
} else {
console.log(obj.common.format("Failed to load web certificate at: \"{0}\", host: \"{1}\"", url, xhostname));
}
});
}
}
}
// Perform maintenance operations (called every hour)
obj.maintenanceActions = function () {
// Check for self-update that targets a specific version
if ((typeof obj.args.selfupdate == 'string') && (getCurrentVerion() === obj.args.selfupdate)) { obj.args.selfupdate = false; }
// Check if we need to perform server self-update
if ((obj.args.selfupdate) && (obj.serverSelfWriteAllowed == true)) {
obj.db.getValueOfTheDay('performSelfUpdate', 1, function (performSelfUpdate) {
if (performSelfUpdate.value > 0) {
performSelfUpdate.value--;
obj.db.Set(performSelfUpdate);
obj.getLatestServerVersion(function (currentVer, latestVer) { if (currentVer != latestVer) { obj.performServerUpdate(); return; } });
}
});
}
};
// Stop the Meshcentral server
obj.Stop = function (restoreFile) {
// If the database is not setup, exit now.
if (!obj.db) return;
// Dispatch an event saying the server is now stopping
obj.DispatchEvent(['*'], obj, { etype: 'server', action: 'stopped', msg: "Server stopped" });
// Set all nodes to power state of unknown (0)
obj.db.storePowerEvent({ time: new Date(), nodeid: '*', power: 0, s: 2 }, obj.multiServer, function () { // s:2 indicates that the server is shutting down.
if (restoreFile) {
obj.debug('main', obj.common.format("Server stopped, updating settings: {0}", restoreFile));
console.log("Updating settings folder...");
var yauzl = require('yauzl');
yauzl.open(restoreFile, { lazyEntries: true }, function (err, zipfile) {
if (err) throw err;
zipfile.readEntry();
zipfile.on('entry', function (entry) {
if (/\/$/.test(entry.fileName)) {
// Directory file names end with '/'.
// Note that entires for directories themselves are optional.
// An entry's fileName implicitly requires its parent directories to exist.
zipfile.readEntry();
} else {
// file entry
zipfile.openReadStream(entry, function (err, readStream) {
if (err) throw err;
readStream.on('end', function () { zipfile.readEntry(); });
// console.log('Extracting:', obj.getConfigFilePath(entry.fileName));
readStream.pipe(obj.fs.createWriteStream(obj.getConfigFilePath(entry.fileName)));
});
}
});
zipfile.on('end', function () { setTimeout(function () { obj.fs.unlinkSync(restoreFile); process.exit(123); }); });
});
} else {
obj.debug('main', "Server stopped");
process.exit(0);
}
});
// Update the server state
obj.updateServerState('state', "stopped");
};
// Event Dispatch
obj.AddEventDispatch = function (ids, target) {
obj.debug('dispatch', 'AddEventDispatch', ids);
for (var i in ids) { var id = ids[i]; if (!obj.eventsDispatch[id]) { obj.eventsDispatch[id] = [target]; } else { obj.eventsDispatch[id].push(target); } }
};
obj.RemoveEventDispatch = function (ids, target) {
obj.debug('dispatch', 'RemoveEventDispatch', id);
for (var i in ids) { var id = ids[i]; if (obj.eventsDispatch[id]) { var j = obj.eventsDispatch[id].indexOf(target); if (j >= 0) { if (obj.eventsDispatch[id].length == 1) { delete obj.eventsDispatch[id]; } else { obj.eventsDispatch[id].splice(j, 1); } } } }
};
obj.RemoveEventDispatchId = function (id) {
obj.debug('dispatch', 'RemoveEventDispatchId', id);
if (obj.eventsDispatch[id] != null) { delete obj.eventsDispatch[id]; }
};
obj.RemoveAllEventDispatch = function (target) {
obj.debug('dispatch', 'RemoveAllEventDispatch');
for (var i in obj.eventsDispatch) { var j = obj.eventsDispatch[i].indexOf(target); if (j >= 0) { if (obj.eventsDispatch[i].length == 1) { delete obj.eventsDispatch[i]; } else { obj.eventsDispatch[i].splice(j, 1); } } }
};
obj.DispatchEvent = function (ids, source, event, fromPeerServer) {
// If the database is not setup, exit now.
if (!obj.db) return;
obj.debug('dispatch', 'DispatchEvent', ids);
if ((typeof event == 'object') && (!event.nolog)) {
event.time = new Date();
// The event we store is going to skip some of the fields so we don't store too much stuff in the database.
var storeEvent = Object.assign({}, event);
if (storeEvent.node) { delete storeEvent.node; } // Skip the "node" field. May skip more in the future.
if (storeEvent.links) {
// Escape "links" names that may have "." and/or "$"
storeEvent.links = Object.assign({}, storeEvent.links);
for (var i in storeEvent.links) { var ue = obj.common.escapeFieldName(i); if (ue !== i) { storeEvent.links[ue] = storeEvent.links[i]; delete storeEvent.links[i]; } }
}
storeEvent.ids = ids;
obj.db.StoreEvent(storeEvent);
}
var targets = []; // List of targets we dispatched the event to, we don't want to dispatch to the same target twice.
for (var j in ids) {
var id = ids[j];
if (obj.eventsDispatch[id]) {
for (var i in obj.eventsDispatch[id]) {
if (targets.indexOf(obj.eventsDispatch[id][i]) == -1) { // Check if we already displatched to this target
targets.push(obj.eventsDispatch[id][i]);
try { obj.eventsDispatch[id][i].HandleEvent(source, event, ids, id); } catch (ex) {
console.log(ex, obj.eventsDispatch[id][i]);
}
}
}
}
}
if ((fromPeerServer == null) && (obj.multiServer != null) && ((typeof event != 'object') || (event.nopeers != 1))) { obj.multiServer.DispatchEvent(ids, source, event); }
};
// Get the connection state of a node
obj.GetConnectivityState = function (nodeid) { return obj.connectivityByNode[nodeid]; };
// Get the routing server id for a given node and connection type, can never be self.
obj.GetRoutingServerId = function (nodeid, connectType) {
if (obj.multiServer == null) return null;
for (var serverid in obj.peerConnectivityByNode) {
if (serverid == obj.serverId) continue;
var state = obj.peerConnectivityByNode[serverid][nodeid];
if ((state != null) && ((state.connectivity & connectType) != 0)) { return { serverid: serverid, meshid: state.meshid }; }
}
return null;
};
// Update the connection state of a node when in multi-server mode
// Update obj.connectivityByNode using obj.peerConnectivityByNode for the list of nodes in argument
obj.UpdateConnectivityState = function (nodeids) {
for (var nodeid in nodeids) {
var meshid = null, state = null, oldConnectivity = 0, oldPowerState = 0, newConnectivity = 0, newPowerState = 0;
var oldState = obj.connectivityByNode[nodeid];
if (oldState != null) { meshid = oldState.meshid; oldConnectivity = oldState.connectivity; oldPowerState = oldState.powerState; }
for (var serverid in obj.peerConnectivityByNode) {
var peerState = obj.peerConnectivityByNode[serverid][nodeid];
if (peerState != null) {
if (state == null) {
// Copy the state
state = {};
newConnectivity = state.connectivity = peerState.connectivity;
newPowerState = state.powerState = peerState.powerState;
meshid = state.meshid = peerState.meshid;
//if (peerState.agentPower) { state.agentPower = peerState.agentPower; }
//if (peerState.ciraPower) { state.ciraPower = peerState.ciraPower; }
//if (peerState.amtPower) { state.amtPower = peerState.amtPower; }
} else {
// Merge the state
state.connectivity |= peerState.connectivity;
newConnectivity = state.connectivity;
if ((peerState.powerState != 0) && ((state.powerState == 0) || (peerState.powerState < state.powerState))) { newPowerState = state.powerState = peerState.powerState; }
meshid = state.meshid = peerState.meshid;
//if (peerState.agentPower) { state.agentPower = peerState.agentPower; }
//if (peerState.ciraPower) { state.ciraPower = peerState.ciraPower; }
//if (peerState.amtPower) { state.amtPower = peerState.amtPower; }
}
}
}
obj.connectivityByNode[nodeid] = state;
//console.log('xx', nodeid, meshid, newConnectivity, oldPowerState, newPowerState, oldPowerState);
// Event any changes on this server only
if ((newConnectivity != oldPowerState) || (newPowerState != oldPowerState)) {
obj.DispatchEvent(obj.webserver.CreateMeshDispatchTargets(meshid), obj, { action: 'nodeconnect', meshid: meshid, nodeid: nodeid, conn: newConnectivity, pwr: newPowerState, nolog: 1, nopeers: 1 });
}
}
};
// Set the connectivity state of a node and setup the server so that messages can be routed correctly.
// meshId: mesh identifier of format mesh/domain/meshidhex
// nodeId: node identifier of format node/domain/nodeidhex
// connectTime: time of connection, milliseconds elapsed since the UNIX epoch.
// connectType: Bitmask, 1 = MeshAgent, 2 = Intel AMT CIRA, 4 = Intel AMT local, 8 = Intel AMT Relay, 16 = MQTT
// powerState: Value, 0 = Unknown, 1 = S0 power on, 2 = S1 Sleep, 3 = S2 Sleep, 4 = S3 Sleep, 5 = S4 Hibernate, 6 = S5 Soft-Off, 7 = Present
//var connectTypeStrings = ['', 'MeshAgent', 'Intel AMT CIRA', '', 'Intel AMT local', '', '', '', 'Intel AMT Relay', '', '', '', '', '', '', '', 'MQTT'];
//var powerStateStrings = ['Unknown', 'Powered', 'Sleep', 'Sleep', 'Deep Sleep', 'Hibernating', 'Soft-Off', 'Present'];
obj.SetConnectivityState = function (meshid, nodeid, connectTime, connectType, powerState, serverid) {
//console.log('SetConnectivity for ' + nodeid.substring(0, 16) + ', Type: ' + connectTypeStrings[connectType] + ', Power: ' + powerStateStrings[powerState] + (serverid == null ? ('') : (', ServerId: ' + serverid)));
if ((serverid == null) && (obj.multiServer != null)) { obj.multiServer.DispatchMessage({ action: 'SetConnectivityState', meshid: meshid, nodeid: nodeid, connectTime: connectTime, connectType: connectType, powerState: powerState }); }
if (obj.multiServer == null) {
// Single server mode
// Change the node connection state
var eventConnectChange = 0;
var state = obj.connectivityByNode[nodeid];
if (state) {
// Change the connection in the node and mesh state lists
if ((state.connectivity & connectType) == 0) { state.connectivity |= connectType; eventConnectChange = 1; }
state.meshid = meshid;
} else {
// Add the connection to the node and mesh state list
obj.connectivityByNode[nodeid] = state = { connectivity: connectType, meshid: meshid };
eventConnectChange = 1;
}
// Set node power state
if (connectType == 1) { state.agentPower = powerState; } else if (connectType == 2) { state.ciraPower = powerState; } else if (connectType == 4) { state.amtPower = powerState; }
var powerState = 0, oldPowerState = state.powerState;
if ((state.connectivity & 1) != 0) { powerState = state.agentPower; } else if ((state.connectivity & 2) != 0) { powerState = state.ciraPower; } else if ((state.connectivity & 4) != 0) { powerState = state.amtPower; }
if ((state.powerState == null) || (state.powerState != powerState)) {
state.powerState = powerState;
eventConnectChange = 1;
// Set new power state in database
var record = { time: new Date(connectTime), nodeid: nodeid, power: powerState };
if (oldPowerState != null) { record.oldPower = oldPowerState; }
obj.db.storePowerEvent(record, obj.multiServer);
}
// Event the node connection change
if (eventConnectChange == 1) { obj.DispatchEvent(obj.webserver.CreateMeshDispatchTargets(meshid), obj, { action: 'nodeconnect', meshid: meshid, nodeid: nodeid, conn: state.connectivity, pwr: state.powerState, ct: connectTime, nolog: 1, nopeers: 1 }); }
} else {
// Multi server mode
// Change the node connection state
if (serverid == null) { serverid = obj.serverId; }
if (obj.peerConnectivityByNode[serverid] == null) return; // Guard against unknown serverid's
var state = obj.peerConnectivityByNode[serverid][nodeid];
if (state) {
// Change the connection in the node and mesh state lists
if ((state.connectivity & connectType) == 0) { state.connectivity |= connectType; }
state.meshid = meshid;
} else {
// Add the connection to the node and mesh state list
obj.peerConnectivityByNode[serverid][nodeid] = state = { connectivity: connectType, meshid: meshid };
}
// Set node power state
if (connectType == 1) { state.agentPower = powerState; } else if (connectType == 2) { state.ciraPower = powerState; } else if (connectType == 4) { state.amtPower = powerState; }
var powerState = 0, oldPowerState = state.powerState;
if ((state.connectivity & 1) != 0) { powerState = state.agentPower; } else if ((state.connectivity & 2) != 0) { powerState = state.ciraPower; } else if ((state.connectivity & 4) != 0) { powerState = state.amtPower; }
if ((state.powerState == null) || (state.powerState != powerState)) {
state.powerState = powerState;
// Set new power state in database
var record = { time: new Date(connectTime), nodeid: nodeid, power: powerState, server: obj.multiServer.serverid };
if (oldPowerState != null) { record.oldPower = oldPowerState; }
obj.db.storePowerEvent(record, obj.multiServer);
}
// Update the combined node state
var x = {}; x[nodeid] = 1;
obj.UpdateConnectivityState(x);
}
};
// Clear the connectivity state of a node and setup the server so that messages can be routed correctly.
// meshId: mesh identifier of format mesh/domain/meshidhex
// nodeId: node identifier of format node/domain/nodeidhex
// connectType: Bitmask, 1 = MeshAgent, 2 = Intel AMT CIRA, 3 = Intel AMT local.
obj.ClearConnectivityState = function (meshid, nodeid, connectType, serverid) {
//console.log('ClearConnectivity for ' + nodeid.substring(0, 16) + ', Type: ' + connectTypeStrings[connectType] + (serverid == null?(''):(', ServerId: ' + serverid)));
if ((serverid == null) && (obj.multiServer != null)) { obj.multiServer.DispatchMessage({ action: 'ClearConnectivityState', meshid: meshid, nodeid: nodeid, connectType: connectType }); }
if (obj.multiServer == null) {
// Single server mode
var eventConnectChange = 0;
// Remove the agent connection from the nodes connection list
var state = obj.connectivityByNode[nodeid];
if (state == null) return;
if ((state.connectivity & connectType) != 0) {
state.connectivity -= connectType;
// If the node is completely disconnected, clean it up completely
if (state.connectivity == 0) { delete obj.connectivityByNode[nodeid]; state.powerState = 0; }
eventConnectChange = 1;
}
// Clear node power state
if (connectType == 1) { state.agentPower = 0; } else if (connectType == 2) { state.ciraPower = 0; } else if (connectType == 4) { state.amtPower = 0; }
var powerState = 0, oldPowerState = state.powerState;
if ((state.connectivity & 1) != 0) { powerState = state.agentPower; } else if ((state.connectivity & 2) != 0) { powerState = state.ciraPower; } else if ((state.connectivity & 4) != 0) { powerState = state.amtPower; }
if ((state.powerState == null) || (state.powerState != powerState)) {
state.powerState = powerState;
eventConnectChange = 1;
// Set new power state in database
obj.db.storePowerEvent({ time: new Date(), nodeid: nodeid, power: powerState, oldPower: oldPowerState }, obj.multiServer);
}
// Event the node connection change
if (eventConnectChange == 1) { obj.DispatchEvent(obj.webserver.CreateMeshDispatchTargets(meshid), obj, { action: 'nodeconnect', meshid: meshid, nodeid: nodeid, conn: state.connectivity, pwr: state.powerState, nolog: 1, nopeers: 1 }); }
} else {
// Multi server mode
// Remove the agent connection from the nodes connection list
if (serverid == null) { serverid = obj.serverId; }
if (obj.peerConnectivityByNode[serverid] == null) return; // Guard against unknown serverid's
var state = obj.peerConnectivityByNode[serverid][nodeid];
if (state == null) return;
// If existing state exist, remove this connection
if ((state.connectivity & connectType) != 0) {
state.connectivity -= connectType; // Remove one connectivity mode
// If the node is completely disconnected, clean it up completely
if (state.connectivity == 0) { delete obj.peerConnectivityByNode[serverid][nodeid]; state.powerState = 0; }
}
// Clear node power state
if (connectType == 1) { state.agentPower = 0; } else if (connectType == 2) { state.ciraPower = 0; } else if (connectType == 4) { state.amtPower = 0; }
var powerState = 0;
if ((state.connectivity & 1) != 0) { powerState = state.agentPower; } else if ((state.connectivity & 2) != 0) { powerState = state.ciraPower; } else if ((state.connectivity & 4) != 0) { powerState = state.amtPower; }
if ((state.powerState == null) || (state.powerState != powerState)) { state.powerState = powerState; }
// Update the combined node state
var x = {}; x[nodeid] = 1;
obj.UpdateConnectivityState(x);
}
};
// Escape a code string
obj.escapeCodeString = function (str) {
const escapeCodeStringTable = { '\'': '\\\'', '\"': '\\"', '\\': '\\\\', '\b': '\\b', '\f': '\\f', '\n': '\\n', '\r': '\\r', '\t': '\\t' };
var r = '', c, cr, table;
for (var i = 0; i < str.length; i++) {
c = str[i];
table = escapeCodeStringTable[c];
if (table != null) {
r += table;
} else {
cr = c.charCodeAt(0);
if ((cr >= 32) && (cr <= 127)) { r += c; }
}
}
return r;
}
// Update the default mesh core
obj.updateMeshCore = function (func) {
// Figure out where meshcore.js is
var meshcorePath = obj.datapath;
if (obj.fs.existsSync(obj.path.join(meshcorePath, 'meshcore.js')) == false) {
meshcorePath = obj.path.join(__dirname, 'agents');
if (obj.fs.existsSync(obj.path.join(meshcorePath, 'meshcore.js')) == false) {
obj.defaultMeshCores = obj.defaultMeshCoresHash = { }; if (func != null) { func(false); } // meshcore.js not found
}
}
// Read meshcore.js and all .js files in the modules folder.
var meshCore = null, modulesDir = null;
const modulesAdd = {
'windows-amt': ['var addedModules = [];\r\n'],
'linux-amt': ['var addedModules = [];\r\n'],
'linux-noamt': ['var addedModules = [];\r\n']
};
// Read the recovery core if present
var meshRecoveryCore = null;
if (obj.fs.existsSync(obj.path.join(__dirname, 'agents', 'recoverycore.js')) == true) {
try { meshRecoveryCore = obj.fs.readFileSync(obj.path.join(__dirname, 'agents', 'recoverycore.js')).toString(); } catch (ex) { }
if (meshRecoveryCore != null) {
modulesAdd['windows-recovery'] = ['var addedModules = [];\r\n'];
modulesAdd['linux-recovery'] = ['var addedModules = [];\r\n'];
}
}
// Read the agent recovery core if present
var meshAgentRecoveryCore = null;
if (obj.fs.existsSync(obj.path.join(__dirname, 'agents', 'meshcore_diagnostic.js')) == true) {
try { meshAgentRecoveryCore = obj.fs.readFileSync(obj.path.join(__dirname, 'agents', 'meshcore_diagnostic.js')).toString(); } catch (ex) { }
if (meshAgentRecoveryCore != null) {
modulesAdd['windows-agentrecovery'] = ['var addedModules = [];\r\n'];
modulesAdd['linux-agentrecovery'] = ['var addedModules = [];\r\n'];
}
}
if (obj.args.minifycore !== false) { try { meshCore = obj.fs.readFileSync(obj.path.join(meshcorePath, 'meshcore.min.js')).toString(); } catch (e) { } } // Favor minified meshcore if present.
if (meshCore == null) { try { meshCore = obj.fs.readFileSync(obj.path.join(meshcorePath, 'meshcore.js')).toString(); } catch (e) { } } // Use non-minified meshcore.
if (meshCore != null) {
var moduleDirPath = null;
if (obj.args.minifycore !== false) { try { moduleDirPath = obj.path.join(meshcorePath, 'modules_meshcore_min'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } // Favor minified modules if present.
if (modulesDir == null) { try { moduleDirPath = obj.path.join(meshcorePath, 'modules_meshcore'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } // Use non-minified mofules.
if (modulesDir != null) {
for (var i in modulesDir) {
if (modulesDir[i].toLowerCase().endsWith('.js')) {
var moduleName = modulesDir[i].substring(0, modulesDir[i].length - 3);
if (moduleName.endsWith('.min')) { moduleName = moduleName.substring(0, moduleName.length - 4); } // Remove the ".min" for ".min.js" files.
var moduleData = [ 'try { addModule("', moduleName, '", "', obj.escapeCodeString(obj.fs.readFileSync(obj.path.join(moduleDirPath, modulesDir[i])).toString('binary')), '"); addedModules.push("', moduleName, '"); } catch (e) { }\r\n' ];
// Merge this module
// NOTE: "smbios" module makes some non-AI Linux segfault, only include for IA platforms.
if (moduleName.startsWith('amt-') || (moduleName == 'smbios')) {
// Add to IA / Intel AMT cores only
modulesAdd['windows-amt'].push(...moduleData);
modulesAdd['linux-amt'].push(...moduleData);
} else if (moduleName.startsWith('win-')) {
// Add to Windows cores only
modulesAdd['windows-amt'].push(...moduleData);
} else if (moduleName.startsWith('linux-')) {
// Add to Linux cores only
modulesAdd['linux-amt'].push(...moduleData);
modulesAdd['linux-noamt'].push(...moduleData);
} else {
// Add to all cores
modulesAdd['windows-amt'].push(...moduleData);
modulesAdd['linux-amt'].push(...moduleData);
modulesAdd['linux-noamt'].push(...moduleData);
}
// Merge this module to recovery modules if needed
if (modulesAdd['windows-recovery'] != null) {
if ((moduleName == 'win-console') || (moduleName == 'win-message-pump') || (moduleName == 'win-terminal')) {
modulesAdd['windows-recovery'].push(...moduleData);
}
}
// Merge this module to agent recovery modules if needed
if (modulesAdd['windows-agentrecovery'] != null) {
if ((moduleName == 'win-console') || (moduleName == 'win-message-pump') || (moduleName == 'win-terminal')) {
modulesAdd['windows-agentrecovery'].push(...moduleData);
}
}
}
}
}
// Add plugins to cores
if (obj.pluginHandler) { obj.pluginHandler.addMeshCoreModules(modulesAdd); }
// Merge the cores and compute the hashes
for (var i in modulesAdd) {
if ((i == 'windows-recovery') || (i == 'linux-recovery')) {
obj.defaultMeshCores[i] = [obj.common.IntToStr(0), ...modulesAdd[i], meshRecoveryCore].join('');
} else if ((i == 'windows-agentrecovery') || (i == 'linux-agentrecovery')) {
obj.defaultMeshCores[i] = [obj.common.IntToStr(0), ...modulesAdd[i], meshAgentRecoveryCore].join('');
} else {
obj.defaultMeshCores[i] = [obj.common.IntToStr(0), ...modulesAdd[i], meshCore].join('');
}
obj.defaultMeshCoresHash[i] = obj.crypto.createHash('sha384').update(obj.defaultMeshCores[i]).digest("binary");
obj.debug('main', 'Core module ' + i + ' is ' + obj.defaultMeshCores[i].length + ' bytes.');
//console.log('Core module ' + i + ' is ' + obj.defaultMeshCores[i].length + ' bytes.'); // DEBUG, Print the core size
//obj.fs.writeFile("C:\\temp\\" + i + ".js", obj.defaultMeshCores[i].substring(4)); // DEBUG, Write the core to file
}
}
// We are done creating all the mesh cores.
if (func != null) { func(true); }
};
// Update the default meshcmd
obj.updateMeshCmdTimer = 'notset';
obj.updateMeshCmd = function (func) {
// Figure out where meshcmd.js is and read it.
var meshCmd = null, meshcmdPath, moduleAdditions = ['var addedModules = [];\r\n'], moduleDirPath, modulesDir = null;
if ((obj.args.minifycore !== false) && (obj.fs.existsSync(obj.path.join(obj.datapath, 'meshcmd.min.js')))) { meshcmdPath = obj.path.join(obj.datapath, 'meshcmd.min.js'); meshCmd = obj.fs.readFileSync(meshcmdPath).toString(); }
else if (obj.fs.existsSync(obj.path.join(obj.datapath, 'meshcmd.js'))) { meshcmdPath = obj.path.join(obj.datapath, 'meshcmd.js'); meshCmd = obj.fs.readFileSync(meshcmdPath).toString(); }
else if ((obj.args.minifycore !== false) && (obj.fs.existsSync(obj.path.join(__dirname, 'agents', 'meshcmd.min.js')))) { meshcmdPath = obj.path.join(__dirname, 'agents', 'meshcmd.min.js'); meshCmd = obj.fs.readFileSync(meshcmdPath).toString(); }
else if (obj.fs.existsSync(obj.path.join(__dirname, 'agents', 'meshcmd.js'))) { meshcmdPath = obj.path.join(__dirname, 'agents', 'meshcmd.js'); meshCmd = obj.fs.readFileSync(meshcmdPath).toString(); }
else { obj.defaultMeshCmd = null; if (func != null) { func(false); } } // meshcmd.js not found
meshCmd = meshCmd.replace("'***Mesh*Cmd*Version***'", '\'' + getCurrentVerion() + '\'');
// Figure out where the modules_meshcmd folder is.
if (obj.args.minifycore !== false) { try { moduleDirPath = obj.path.join(meshcmdPath, 'modules_meshcmd_min'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } // Favor minified modules if present.
if (modulesDir == null) { try { moduleDirPath = obj.path.join(meshcmdPath, 'modules_meshcmd'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } // Use non-minified mofules.
if (obj.args.minifycore !== false) { if (modulesDir == null) { try { moduleDirPath = obj.path.join(__dirname, 'agents', 'modules_meshcmd_min'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } } // Favor minified modules if present.
if (modulesDir == null) { try { moduleDirPath = obj.path.join(__dirname, 'agents', 'modules_meshcmd'); modulesDir = obj.fs.readdirSync(moduleDirPath); } catch (e) { } } // Use non-minified mofules.
// Read all .js files in the meshcmd modules folder.
if (modulesDir != null) {
for (var i in modulesDir) {
if (modulesDir[i].toLowerCase().endsWith('.js')) {
// Merge this module
var moduleName = modulesDir[i].substring(0, modulesDir[i].length - 3);
if (moduleName.endsWith('.min')) { moduleName = moduleName.substring(0, moduleName.length - 4); } // Remove the ".min" for ".min.js" files.
moduleAdditions.push('try { addModule("', moduleName, '", "', obj.escapeCodeString(obj.fs.readFileSync(obj.path.join(moduleDirPath, modulesDir[i])).toString('binary')), '"); addedModules.push("', moduleName, '"); } catch (e) { }\r\n');
}
}
}
// Set the new default meshcmd.js
moduleAdditions.push(meshCmd);
obj.defaultMeshCmd = moduleAdditions.join('');
//console.log('MeshCmd is ' + obj.defaultMeshCmd.length + ' bytes.'); // DEBUG, Print the merged meshcmd.js size
//obj.fs.writeFile("C:\\temp\\meshcmd.js", obj.defaultMeshCmd.substring(4)); // DEBUG, Write merged meshcmd.js to file
if (func != null) { func(true); }
// Monitor for changes in meshcmd.js
if (obj.updateMeshCmdTimer === 'notset') {
obj.updateMeshCmdTimer = null;
obj.fs.watch(meshcmdPath, function (eventType, filename) {
if (obj.updateMeshCmdTimer != null) { clearTimeout(obj.updateMeshCmdTimer); obj.updateMeshCmdTimer = null; }
obj.updateMeshCmdTimer = setTimeout(function () { obj.updateMeshCmd(); }, 5000);
});
}
};
// List of possible mesh agent install scripts
var meshAgentsInstallScriptList = {
1: { id: 1, localname: 'meshinstall-linux.sh', rname: 'meshinstall.sh', linux: true },
2: { id: 2, localname: 'meshinstall-initd.sh', rname: 'meshagent', linux: true },
5: { id: 5, localname: 'meshinstall-bsd-rcd.sh', rname: 'meshagent', linux: true }
};
// Update the list of available mesh agents
obj.updateMeshAgentInstallScripts = function () {
for (var scriptid in meshAgentsInstallScriptList) {
var scriptpath = obj.path.join(__dirname, 'agents', meshAgentsInstallScriptList[scriptid].localname);
var stream = null;
try {
stream = obj.fs.createReadStream(scriptpath);
stream.xdata = '';
stream.on('data', function (data) { this.hash.update(data, 'binary'); this.xdata += data; });
stream.on('error', function (data) {
// If there is an error reading this file, make sure this agent is not in the agent table
if (obj.meshAgentInstallScripts[this.info.id] != null) { delete obj.meshAgentInstallScripts[this.info.id]; }
});
stream.on('end', function () {
// Add the agent to the agent table with all information and the hash
obj.meshAgentInstallScripts[this.info.id] = Object.assign({}, this.info);
obj.meshAgentInstallScripts[this.info.id].hash = this.hash.digest('hex');
obj.meshAgentInstallScripts[this.info.id].path = this.agentpath;
obj.meshAgentInstallScripts[this.info.id].data = this.xdata;
obj.meshAgentInstallScripts[this.info.id].url = ((obj.args.notls == true) ? 'http://' : 'https://') + obj.certificates.CommonName + ':' + ((typeof obj.args.aliasport == 'number') ? obj.args.aliasport : obj.args.port) + '/meshagents?script=' + this.info.id;
var stats = null;
try { stats = obj.fs.statSync(this.agentpath); } catch (e) { }
if (stats != null) { obj.meshAgentInstallScripts[this.info.id].size = stats.size; }
// Place Unit line breaks on Linux scripts if not already present.
if (obj.meshAgentInstallScripts[this.info.id].linux === true) { obj.meshAgentInstallScripts[this.info.id].data = obj.meshAgentInstallScripts[this.info.id].data.split('\r\n').join('\n') }
});
stream.info = meshAgentsInstallScriptList[scriptid];
stream.agentpath = scriptpath;
stream.hash = obj.crypto.createHash('sha384', stream);
} catch (e) { }
}
};
// List of possible mesh agents
obj.meshAgentsArchitectureNumbers = {
0: { id: 0, localname: 'Unknown', rname: 'meshconsole.exe', desc: 'Unknown agent', update: false, amt: true, platform: 'unknown', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
1: { id: 1, localname: 'MeshConsole.exe', rname: 'meshconsole32.exe', desc: 'Windows x86-32 console', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
2: { id: 2, localname: 'MeshConsole64.exe', rname: 'meshconsole64.exe', desc: 'Windows x86-64 console', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
3: { id: 3, localname: 'MeshService-signed.exe', rname: 'meshagent32.exe', desc: 'Windows x86-32 service', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
4: { id: 4, localname: 'MeshService64-signed.exe', rname: 'meshagent64.exe', desc: 'Windows x86-64 service', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
5: { id: 5, localname: 'meshagent_x86', rname: 'meshagent', desc: 'Linux x86-32', update: true, amt: true, platform: 'linux', core: 'linux-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
6: { id: 6, localname: 'meshagent_x86-64', rname: 'meshagent', desc: 'Linux x86-64', update: true, amt: true, platform: 'linux', core: 'linux-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
7: { id: 7, localname: 'meshagent_mips', rname: 'meshagent', desc: 'Linux MIPS', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
8: { id: 8, localname: 'MeshAgent-Linux-XEN-x86-32', rname: 'meshagent', desc: 'XEN x86-64', update: true, amt: false, platform: 'linux', core: 'linux-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
9: { id: 9, localname: 'meshagent_arm', rname: 'meshagent', desc: 'Linux ARM5', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
10: { id: 10, localname: 'MeshAgent-Linux-ARM-PlugPC', rname: 'meshagent', desc: 'Linux ARM PlugPC', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
11: { id: 11, localname: 'meshagent_osx-x86-32', rname: 'meshosx', desc: 'Apple OSX x86-32', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
12: { id: 12, localname: 'MeshAgent-Android-x86', rname: 'meshandroid', desc: 'Android x86-32', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
13: { id: 13, localname: 'meshagent_pogo', rname: 'meshagent', desc: 'Linux ARM PogoPlug', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
14: { id: 14, localname: 'MeshAgent-Android-APK', rname: 'meshandroid', desc: 'Android Market', update: false, amt: false, platform: 'android', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // Get this one from Google Play
15: { id: 15, localname: 'meshagent_poky', rname: 'meshagent', desc: 'Linux Poky x86-32', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
16: { id: 16, localname: 'meshagent_osx-x86-64', rname: 'meshagent', desc: 'Apple OSX x86-64', update: true, amt: false, platform: 'osx', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
17: { id: 17, localname: 'MeshAgent-ChromeOS', rname: 'meshagent', desc: 'Google ChromeOS', update: false, amt: false, platform: 'chromeos', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // Get this one from Chrome store
18: { id: 18, localname: 'meshagent_poky64', rname: 'meshagent', desc: 'Linux Poky x86-64', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
19: { id: 19, localname: 'meshagent_x86_nokvm', rname: 'meshagent', desc: 'Linux x86-32 NoKVM', update: true, amt: true, platform: 'linux', core: 'linux-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
20: { id: 20, localname: 'meshagent_x86-64_nokvm', rname: 'meshagent', desc: 'Linux x86-64 NoKVM', update: true, amt: true, platform: 'linux', core: 'linux-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
21: { id: 21, localname: 'MeshAgent-WinMinCore-Console-x86-32.exe', rname: 'meshagent.exe', desc: 'Windows MinCore Console x86-32', update: true, amt: false, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
22: { id: 22, localname: 'MeshAgent-WinMinCore-Service-x86-64.exe', rname: 'meshagent.exe', desc: 'Windows MinCore Service x86-32', update: true, amt: false, platform: 'win32', core: 'windows-amt', rcore: 'windows-recovery', arcore: 'windows-agentrecovery' },
23: { id: 23, localname: 'MeshAgent-NodeJS', rname: 'meshagent', desc: 'NodeJS', update: false, amt: false, platform: 'node', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // Get this one from NPM
24: { id: 24, localname: 'meshagent_arm-linaro', rname: 'meshagent', desc: 'Linux ARM Linaro', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' },
25: { id: 25, localname: 'meshagent_armhf', rname: 'meshagent', desc: 'Linux ARM - HardFloat', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // "armv6l" and "armv7l"
26: { id: 26, localname: 'meshagent_arm64', rname: 'meshagent', desc: 'Linux ARMv8-64', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // "aarch64"
27: { id: 27, localname: 'meshagent_armhf2', rname: 'meshagent', desc: 'Linux ARM - HardFloat', update: true, amt: false, platform: 'linux', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // Raspbian 7 2015-02-02 for old Raspberry Pi.
30: { id: 30, localname: 'meshagent_freebsd_x86-64', rname: 'meshagent', desc: 'FreeBSD x86-64', update: true, amt: false, platform: 'freebsd', core: 'linux-noamt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // FreeBSD x64
10003: { id: 3, localname: 'MeshService.exe', rname: 'meshagent.exe', desc: 'Windows x86-32 service', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' }, // Unsigned version of the Windows MeshAgent x86
10004: { id: 4, localname: 'MeshService64.exe', rname: 'meshagent.exe', desc: 'Windows x86-64 service', update: true, amt: true, platform: 'win32', core: 'windows-amt', rcore: 'linux-recovery', arcore: 'linux-agentrecovery' } // Unsigned version of the Windows MeshAgent x64
};
// Update the list of available mesh agents
obj.updateMeshAgentsTable = function (func) {
var archcount = 0;
for (var archid in obj.meshAgentsArchitectureNumbers) {
var agentpath = obj.path.join(__dirname, 'agents', obj.meshAgentsArchitectureNumbers[archid].localname);
// Fetch all the agent binary information
var stats = null;
try { stats = obj.fs.statSync(agentpath); } catch (e) { }
if ((stats != null)) {
// If file exists
archcount++;
obj.meshAgentBinaries[archid] = Object.assign({}, obj.meshAgentsArchitectureNumbers[archid]);
obj.meshAgentBinaries[archid].path = agentpath;
obj.meshAgentBinaries[archid].url = ((obj.args.notls == true) ? 'http://' : 'https://') + obj.certificates.CommonName + ':' + ((typeof obj.args.aliasport == 'number') ? obj.args.aliasport : obj.args.port) + '/meshagents?id=' + archid;
obj.meshAgentBinaries[archid].size = stats.size;
// If this is a windows binary, pull binary information
if (obj.meshAgentsArchitectureNumbers[archid].platform == 'win32') {
try { obj.meshAgentBinaries[archid].pe = obj.exeHandler.parseWindowsExecutable(agentpath); } catch (e) { }
}
// If agents must be stored in RAM or if this is a Windows 32/64 agent, load the agent in RAM.
if ((obj.args.agentsinram === true) || (((archid == 3) || (archid == 4)) && (obj.args.agentsinram !== false))) {
if ((archid == 3) || (archid == 4)) {
// Load the agent with a random msh added to it.
var outStream = new require('stream').Duplex();
outStream.meshAgentBinary = obj.meshAgentBinaries[archid];
outStream.meshAgentBinary.randomMsh = Buffer.from(obj.crypto.randomBytes(64), 'binary').toString('base64');
outStream.bufferList = [];
outStream._write = function (chunk, encoding, callback) { this.bufferList.push(chunk); if (callback) callback(); }; // Append the chuck.
outStream._read = function (size) { }; // Do nothing, this is not going to be called.
outStream.on('finish', function () { this.meshAgentBinary.data = Buffer.concat(this.bufferList); this.meshAgentBinary.size = this.meshAgentBinary.data.length; delete this.bufferList; }) // Merge all chunks
obj.exeHandler.streamExeWithMeshPolicy(
{
platform: 'win32',
sourceFileName: agentpath,
destinationStream: outStream,
randomPolicy: true, // Indicates that the msh policy is random data.
msh: outStream.meshAgentBinary.randomMsh,
peinfo: obj.meshAgentBinaries[archid].pe
});
} else {
// Load the agent as-is
obj.meshAgentBinaries[archid].data = obj.fs.readFileSync(agentpath);
}
}
// Hash the binary
var hashStream = obj.crypto.createHash('sha384');
hashStream.archid = archid;
hashStream.on('data', function (data) {
obj.meshAgentBinaries[this.archid].hash = data.toString('binary');
obj.meshAgentBinaries[this.archid].hashhex = data.toString('hex');
if ((--archcount == 0) && (func != null)) { func(); }
});
var options = { sourcePath: agentpath, targetStream: hashStream, platform: obj.meshAgentsArchitectureNumbers[archid].platform };
if (obj.meshAgentBinaries[archid].pe != null) { options.peinfo = obj.meshAgentBinaries[archid].pe; }
obj.exeHandler.hashExecutableFile(options);
}
}
if ((obj.meshAgentBinaries[3] == null) && (obj.meshAgentBinaries[10003] != null)) { obj.meshAgentBinaries[3] = obj.meshAgentBinaries[10003]; } // If only the unsigned windows binaries are present, use them.
if ((obj.meshAgentBinaries[4] == null) && (obj.meshAgentBinaries[10004] != null)) { obj.meshAgentBinaries[4] = obj.meshAgentBinaries[10004]; } // If only the unsigned windows binaries are present, use them.
};
// Generate a time limited user login token
obj.getLoginToken = function (userid, func) {
if ((userid == null) || (typeof userid != 'string')) { func('Invalid userid.'); return; }
var x = userid.split('/');
if (x == null || x.length != 3 || x[0] != 'user') { func('Invalid userid.'); return; }
obj.db.Get(userid, function (err, docs) {
if (err != null || docs == null || docs.length == 0) {
func('User ' + userid + ' not found.'); return;
} else {
// Load the login cookie encryption key from the database
obj.db.Get('LoginCookieEncryptionKey', function (err, docs) {
if ((docs.length > 0) && (docs[0].key != null) && (obj.args.logintokengen == null) && (docs[0].key.length >= 160)) {
// Key is present, use it.
obj.loginCookieEncryptionKey = Buffer.from(docs[0].key, 'hex');
func(obj.encodeCookie({ u: userid, a: 3 }, obj.loginCookieEncryptionKey));
} else {
// Key is not present, generate one.
obj.loginCookieEncryptionKey = obj.generateCookieKey();
obj.db.Set({ _id: 'LoginCookieEncryptionKey', key: obj.loginCookieEncryptionKey.toString('hex'), time: Date.now() }, function () { func(obj.encodeCookie({ u: userid, a: 3 }, obj.loginCookieEncryptionKey)); });
}
});
}
});
};
// Show the user login token generation key
obj.showLoginTokenKey = function (func) {
// Load the login cookie encryption key from the database
obj.db.Get('LoginCookieEncryptionKey', function (err, docs) {
if ((docs.length > 0) && (docs[0].key != null) && (obj.args.logintokengen == null) && (docs[0].key.length >= 160)) {
// Key is present, use it.
func(docs[0].key);
} else {
// Key is not present, generate one.
obj.loginCookieEncryptionKey = obj.generateCookieKey();
obj.db.Set({ _id: 'LoginCookieEncryptionKey', key: obj.loginCookieEncryptionKey.toString('hex'), time: Date.now() }, function () { func(obj.loginCookieEncryptionKey.toString('hex')); });
}
});
};
// Generate a cryptographic key used to encode and decode cookies
obj.generateCookieKey = function () {
return Buffer.from(obj.crypto.randomBytes(80), 'binary');
//return Buffer.alloc(80, 0); // Sets the key to zeros, debug only.
};
// Encode an object as a cookie using a key using AES-GCM. (key must be 32 bytes or more)
obj.encodeCookie = function (o, key) {
try {
if (key == null) { key = obj.serverKey; }
o.time = Math.floor(Date.now() / 1000); // Add the cookie creation time
const iv = Buffer.from(obj.crypto.randomBytes(12), 'binary'), cipher = obj.crypto.createCipheriv('aes-256-gcm', key.slice(0, 32), iv);
const crypted = Buffer.concat([cipher.update(JSON.stringify(o), 'utf8'), cipher.final()]);
var r = Buffer.concat([iv, cipher.getAuthTag(), crypted]).toString(obj.args.cookieencoding ? obj.args.cookieencoding : 'base64').replace(/\+/g, '@').replace(/\//g, '$');
obj.debug('cookie', 'Encoded AESGCM cookie: ' + JSON.stringify(o));
return r;
} catch (ex) { obj.debug('cookie', 'ERR: Failed to encode AESGCM cookie due to exception: ' + ex); return null; }
};
// Decode a cookie back into an object using a key using AES256-GCM or AES128-CBC/HMAC-SHA386. Return null if it's not a valid cookie. (key must be 32 bytes or more)
obj.decodeCookie = function (cookie, key, timeout) {
var r = obj.decodeCookieAESGCM(cookie, key, timeout);
if (r == null) { r = obj.decodeCookieAESSHA(cookie, key, timeout); }
if ((r == null) && (obj.args.cookieencoding == null) && ((cookie == cookie.toLowerCase()) || (cookie == cookie.toUpperCase()))) {
obj.debug('cookie', 'Upper/Lowercase cookie, try "CookieEncoding":"hex" in settings section of config.json.');
console.log('Upper/Lowercase cookie, try "CookieEncoding":"hex" in settings section of config.json.');
}
if ((r != null) && (typeof r.once == 'string') && (r.once.length > 0)) {
// This cookie must only be used once.
if (timeout == null) { timeout = 2; }
if (obj.cookieUseOnceTable[r.once] == null) {
const ctimeout = (((r.expire) == null || (typeof r.expire != 'number')) ? (r.time + ((timeout + 3) * 60000)) : (r.time + ((r.expire + 3) * 60000)));
// Store the used cookie in RAM
obj.cookieUseOnceTable[r.once] = ctimeout;
// Store the used cookie in the database
// TODO
// Send the used cookie to peer servers
// TODO
// Clean up the used table
if (++obj.cookieUseOnceTableCleanCounter > 20) {
const now = Date.now();
for (var i in obj.cookieUseOnceTable) { if (obj.cookieUseOnceTable[i] < now) { delete obj.cookieUseOnceTable[i]; } }
obj.cookieUseOnceTableCleanCounter = 0;
}
} else { return null; }
}
return r;
}
// Decode a cookie back into an object using a key using AES256-GCM. Return null if it's not a valid cookie. (key must be 32 bytes or more)
obj.decodeCookieAESGCM = function (cookie, key, timeout) {
try {
if (key == null) { key = obj.serverKey; }
cookie = Buffer.from(cookie.replace(/\@/g, '+').replace(/\$/g, '/'), obj.args.cookieencoding ? obj.args.cookieencoding : 'base64');
const decipher = obj.crypto.createDecipheriv('aes-256-gcm', key.slice(0, 32), cookie.slice(0, 12));
decipher.setAuthTag(cookie.slice(12, 16));
const o = JSON.parse(decipher.update(cookie.slice(28), 'binary', 'utf8') + decipher.final('utf8'));
if ((o.time == null) || (o.time == null) || (typeof o.time != 'number')) { obj.debug('cookie', 'ERR: Bad cookie due to invalid time'); return null; }
o.time = o.time * 1000; // Decode the cookie creation time
o.dtime = Date.now() - o.time; // Decode how long ago the cookie was created (in milliseconds)
if ((o.expire) == null || (typeof o.expire != 'number')) {
// Use a fixed cookie expire time
if (timeout == null) { timeout = 2; }
if ((o.dtime > (timeout * 60000)) || (o.dtime < -30000)) { obj.debug('cookie', 'ERR: Bad cookie due to timeout'); return null; } // The cookie is only valid 120 seconds, or 30 seconds back in time (in case other server's clock is not quite right)
} else {
// An expire time is included in the cookie (in minutes), use this.
if ((o.expire !== 0) && ((o.dtime > (o.expire * 60000)) || (o.dtime < -30000))) { obj.debug('cookie', 'ERR: Bad cookie due to timeout'); return null; } // The cookie is only valid 120 seconds, or 30 seconds back in time (in case other server's clock is not quite right)
}
obj.debug('cookie', 'Decoded AESGCM cookie: ' + JSON.stringify(o));
return o;
} catch (ex) { obj.debug('cookie', 'ERR: Bad AESGCM cookie due to exception: ' + ex); return null; }
};
// Decode a cookie back into an object using a key using AES256 / HMAC-SHA386. Return null if it's not a valid cookie. (key must be 80 bytes or more)
// We do this because poor .NET does not support AES256-GCM.
obj.decodeCookieAESSHA = function (cookie, key, timeout) {
try {
if (key == null) { key = obj.serverKey; }
if (key.length < 80) { return null; }
cookie = Buffer.from(cookie.replace(/\@/g, '+').replace(/\$/g, '/'), obj.args.cookieencoding ? obj.args.cookieencoding : 'base64');
const decipher = obj.crypto.createDecipheriv('aes-256-cbc', key.slice(48, 80), cookie.slice(0, 16));
const rawmsg = decipher.update(cookie.slice(16), 'binary', 'binary') + decipher.final('binary');
const hmac = obj.crypto.createHmac('sha384', key.slice(0, 48));
hmac.update(rawmsg.slice(48));
if (Buffer.compare(hmac.digest(), Buffer.from(rawmsg.slice(0, 48))) == false) { return null; }
const o = JSON.parse(rawmsg.slice(48).toString('utf8'));
if ((o.time == null) || (o.time == null) || (typeof o.time != 'number')) { obj.debug('cookie', 'ERR: Bad cookie due to invalid time'); return null; }
o.time = o.time * 1000; // Decode the cookie creation time
o.dtime = Date.now() - o.time; // Decode how long ago the cookie was created (in milliseconds)
if ((o.expire) == null || (typeof o.expire != 'number')) {
// Use a fixed cookie expire time
if (timeout == null) { timeout = 2; }
if ((o.dtime > (timeout * 60000)) || (o.dtime < -30000)) { obj.debug('cookie', 'ERR: Bad cookie due to timeout'); return null; } // The cookie is only valid 120 seconds, or 30 seconds back in time (in case other server's clock is not quite right)
} else {
// An expire time is included in the cookie (in minutes), use this.
if ((o.expire !== 0) && ((o.dtime > (o.expire * 60000)) || (o.dtime < -30000))) { obj.debug('cookie', 'ERR: Bad cookie due to timeout'); return null; } // The cookie is only valid 120 seconds, or 30 seconds back in time (in case other server's clock is not quite right)
}
obj.debug('cookie', 'Decoded AESSHA cookie: ' + JSON.stringify(o));
return o;
} catch (ex) { obj.debug('cookie', 'ERR: Bad AESSHA cookie due to exception: ' + ex); return null; }
};
// Debug
obj.debug = function (source, ...args) {
// Send event to console
if ((obj.debugSources != null) && ((obj.debugSources == '*') || (obj.debugSources.indexOf(source) >= 0))) { console.log(source.toUpperCase() + ':', ...args); }
// Send event to log file
if (obj.config.settings && obj.config.settings.log) {
if (typeof obj.args.log == 'string') { obj.args.log = obj.args.log.split(','); }
if (obj.args.log.indexOf(source) >= 0) {
const d = new Date();
if (obj.xxLogFile == null) {
try {
obj.xxLogFile = obj.fs.openSync(obj.getConfigFilePath('log.txt'), 'a+', 666);
obj.fs.writeSync(obj.xxLogFile, '---- Log start at ' + new Date().toLocaleString() + ' ----\r\n');
obj.xxLogDateStr = d.toLocaleDateString();
} catch (ex) { }
}
if (obj.xxLogFile != null) {
try {
if (obj.xxLogDateStr != d.toLocaleDateString()) { obj.xxLogDateStr = d.toLocaleDateString(); obj.fs.writeSync(obj.xxLogFile, '---- ' + d.toLocaleDateString() + ' ----\r\n'); }
obj.fs.writeSync(obj.xxLogFile, new Date().toLocaleTimeString() + ' - ' + source + ': ' + Array.prototype.slice.call(...args).join('') + '\r\n');
} catch (ex) { }
}
}
}
// Send the event to logged in administrators
if ((obj.debugRemoteSources != null) && ((obj.debugRemoteSources == '*') || (obj.debugRemoteSources.indexOf(source) >= 0))) {
var sendcount = 0;
for (var sessionid in obj.webserver.wssessions2) {
var ws = obj.webserver.wssessions2[sessionid];
if ((ws != null) && (ws.userid != null)) {
var user = obj.webserver.users[ws.userid];
if ((user != null) && (user.siteadmin == 4294967295)) {
try { ws.send(JSON.stringify({ action: 'trace', source: source, args: args, time: Date.now() })); sendcount++; } catch (ex) { }
}
}
}
if (sendcount == 0) { obj.debugRemoteSources = null; } // If there are no listeners, remove debug sources.
}
};
// Update server state. Writes a server state file.
var meshServerState = {};
obj.updateServerState = function (name, val) {
//console.log('updateServerState', name, val);
try {
if ((name != null) && (val != null)) {
var changed = false;
if ((name != null) && (meshServerState[name] != val)) { if ((val == null) && (meshServerState[name] != null)) { delete meshServerState[name]; changed = true; } else { if (meshServerState[name] != val) { meshServerState[name] = val; changed = true; } } }
if (changed == false) return;
}
var r = 'time=' + Date.now() + '\r\n';
for (var i in meshServerState) { r += (i + '=' + meshServerState[i] + '\r\n'); }
try {
obj.fs.writeFileSync(obj.getConfigFilePath('serverstate.txt'), r); // Try to write the server state, this may fail if we don't have permission.
} catch (ex) { obj.serverSelfWriteAllowed = false; }
} catch (ex) { } // Do nothing since this is not a critical feature.
};
// Logging funtions
function logException(e) { e += ''; logErrorEvent(e); }
function logInfoEvent(msg) { if (obj.servicelog != null) { obj.servicelog.info(msg); } console.log(msg); }
function logWarnEvent(msg) { if (obj.servicelog != null) { obj.servicelog.warn(msg); } console.log(msg); }
function logErrorEvent(msg) { if (obj.servicelog != null) { obj.servicelog.error(msg); } console.error(msg); }
obj.getServerWarnings = function () { return serverWarnings; }
obj.addServerWarning = function(msg, print) { serverWarnings.push(msg); if (print !== false) { console.log("WARNING: " + msg); } }
// auth.log functions
obj.authLog = function(server, msg) {
if (obj.authlog == null) return;
var d = new Date();
var month = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'][d.getMonth()];
var msg = month + ' ' + d.getDate() + ' ' + obj.common.zeroPad(d.getHours(),2) + ':' + obj.common.zeroPad(d.getMinutes(),2) + ':' + d.getSeconds() + ' meshcentral ' + server + '[' + process.pid + ']: ' + msg + ((obj.platform == 'win32')?'\r\n':'\n');
obj.fs.write(obj.authlog, msg, function (err, written, string) { });
}
// Return the path of a file into the meshcentral-data path
obj.getConfigFilePath = function (filename) {
if ((obj.config != null) && (obj.config.configfiles != null) && (obj.config.configfiles[filename] != null) && (typeof obj.config.configfiles[filename] == 'string')) {
//console.log('getConfigFilePath(\"' + filename + '\") = ' + obj.config.configfiles[filename]);
return obj.config.configfiles[filename];
}
//console.log('getConfigFilePath(\"' + filename + '\") = ' + obj.path.join(obj.datapath, filename));
return obj.path.join(obj.datapath, filename);
};
return obj;
}
// Resolve a list of names, call back with list of failed resolves.
function checkResolveAll(names, func) {
var dns = require('dns'), state = { func: func, count: names.length, err: null };
for (var i in names) {
dns.resolve(names[i], function (err, records) {
if (err != null) { if (this.state.err == null) { this.state.err = [this.name]; } else { this.state.err.push(this.name); } }
if (--this.state.count == 0) { this.state.func(this.state.err); }
}.bind({ name: names[i], state: state }))
}
}
// Return the server configuration
function getConfig(createSampleConfig) {
// Figure out the datapath location
var i, fs = require('fs'), path = require('path'), datapath = null;
var args = require('minimist')(process.argv.slice(2));
if ((__dirname.endsWith('/node_modules/meshcentral')) || (__dirname.endsWith('\\node_modules\\meshcentral')) || (__dirname.endsWith('/node_modules/meshcentral/')) || (__dirname.endsWith('\\node_modules\\meshcentral\\'))) {
datapath = path.join(__dirname, '../../meshcentral-data');
} else {
datapath = path.join(__dirname, '../meshcentral-data');
}
if (args.datapath) { datapath = args.datapath; }
try { fs.mkdirSync(datapath); } catch (e) { }
// Read configuration file if present and change arguments.
var config = {}, configFilePath = path.join(datapath, 'config.json');
if (fs.existsSync(configFilePath)) {
// Load and validate the configuration file
try { config = require(configFilePath); } catch (e) { console.log('ERROR: Unable to parse ' + configFilePath + '.'); return null; }
if (config.domains == null) { config.domains = {}; }
for (i in config.domains) { if ((i.split('/').length > 1) || (i.split(' ').length > 1)) { console.log("ERROR: Error in config.json, domain names can't have spaces or /."); return null; } }
} else {
if (createSampleConfig === true) {
// Copy the "sample-config.json" to give users a starting point
var sampleConfigPath = path.join(__dirname, 'sample-config.json');
if (fs.existsSync(sampleConfigPath)) { fs.createReadStream(sampleConfigPath).pipe(fs.createWriteStream(configFilePath)); }
}
}
// Set the command line arguments to the config file if they are not present
if (!config.settings) { config.settings = {}; }
for (i in args) { config.settings[i] = args[i]; }
// Lower case all keys in the config file
try {
require('./common.js').objKeysToLower(config, ['ldapoptions', 'defaultuserwebstate', 'forceduserwebstate']);
} catch (ex) {
console.log('CRITICAL ERROR: Unable to access the file \"./common.js\".\r\nCheck folder & file permissions.');
process.exit();
}
return config;
}
// Check if a list of modules are present and install any missing ones
function InstallModules(modules, func) {
var missingModules = [];
if (modules.length > 0) {
var dependencies = require("./package.json").dependencies;
for (var i in modules) {
// Modules may contain a version tag (foobar@1.0.0), remove it so the module can be found using require
var moduleNameAndVersion = modules[i];
var moduleInfo = moduleNameAndVersion.split("@", 2);
var moduleName = moduleInfo[0];
var moduleVersion = moduleInfo[1];
try {
// Does the module need a specific version?
if (moduleVersion) {
if (require(`${moduleName}/package.json`).version != moduleVersion) { throw new Error(); }
} else {
// For all other modules, do the check here.
// Is the module in package.json? Install exact version.
if (typeof dependencies[moduleName] != undefined) { moduleVersion = dependencies[moduleName]; }
require(moduleName);
}
} catch (e) {
if (previouslyInstalledModules[modules[i]] !== true) { missingModules.push(moduleNameAndVersion); }
}
}
if (missingModules.length > 0) { InstallModule(missingModules.shift(), InstallModules, modules, func); } else { func(); }
}
}
// Check if a module is present and install it if missing
function InstallModule(modulename, func, tag1, tag2) {
console.log('Installing ' + modulename + '...');
var child_process = require('child_process');
var parentpath = __dirname;
// Get the working directory
if ((__dirname.endsWith('/node_modules/meshcentral')) || (__dirname.endsWith('\\node_modules\\meshcentral')) || (__dirname.endsWith('/node_modules/meshcentral/')) || (__dirname.endsWith('\\node_modules\\meshcentral\\'))) { parentpath = require('path').join(__dirname, '../..'); }
child_process.exec(`npm install --no-optional ${modulename}`, { maxBuffer: 512000, timeout: 120000, cwd: parentpath }, function (error, stdout, stderr) {
if ((error != null) && (error != '')) {
console.log('ERROR: Unable to install required module "' + modulename + '". MeshCentral may not have access to npm, or npm may not have suffisent rights to load the new module. Try "npm install ' + modulename + '" to manualy install this module.\r\n');
process.exit();
return;
}
previouslyInstalledModules[modulename] = true;
func(tag1, tag2);
return;
});
}
// Detect CTRL-C on Linux and stop nicely
process.on('SIGINT', function () { if (meshserver != null) { meshserver.Stop(); meshserver = null; } console.log('Server Ctrl-C exit...'); process.exit(); });
// Add a server warning, warnings will be shown to the administrator on the web application
var serverWarnings = [];
function addServerWarning(msg, print) { serverWarnings.push(msg); if (print !== false) { console.log("WARNING: " + msg); } }
// Load the really basic modules
var meshserver = null;
var childProcess = null;
var previouslyInstalledModules = {};
function mainStart() {
// Check the NodeJS is version 6 or better.
if (Number(process.version.match(/^v(\d+\.\d+)/)[1]) < 6) { console.log("MeshCentral requires Node v6 or above, current version is " + process.version + "."); return; }
// If running within the node_modules folder, move working directory to the parent of the node_modules folder.
if (__dirname.endsWith('\\node_modules\\meshcentral') || __dirname.endsWith('/node_modules/meshcentral')) { process.chdir(require('path').join(__dirname, '..', '..')); }
// Check for any missing modules.
InstallModules(['minimist'], function () {
// Parse inbound arguments
var args = require('minimist')(process.argv.slice(2));
// Get the server configuration
var config = getConfig(false);
if (config == null) { process.exit(); }
// Lowercase the auth value if present
for (var i in config.domains) { if (typeof config.domains[i].auth == 'string') { config.domains[i].auth = config.domains[i].auth.toLowerCase(); } }
// Check is Windows SSPI and YubiKey OTP will be used
var sspi = false;
var ldap = false;
var allsspi = true;
var yubikey = false;
var recordingIndex = false;
var domainCount = 0;
if (require('os').platform() == 'win32') { for (var i in config.domains) { domainCount++; if (config.domains[i].auth == 'sspi') { sspi = true; } else { allsspi = false; } } } else { allsspi = false; }
if (domainCount == 0) { allsspi = false; }
for (var i in config.domains) {
if (config.domains[i].yubikey != null) { yubikey = true; }
if (config.domains[i].auth == 'ldap') { ldap = true; }
if ((config.domains[i].sessionrecording != null) && (config.domains[i].sessionrecording.index == true)) { recordingIndex = true; }
}
// Get the current node version
var nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
// Build the list of required modules
var modules = ['ws', 'cbor', 'nedb', 'https', 'yauzl', 'xmldom', 'ipcheck', 'express', 'archiver', 'multiparty', 'node-forge', 'express-ws', 'compression', 'body-parser', 'connect-redis', 'cookie-session', 'express-handlebars'];
if (require('os').platform() == 'win32') { modules.push('node-windows'); if (sspi == true) { modules.push('node-sspi'); } } // Add Windows modules
if (ldap == true) { modules.push('ldapauth-fork'); }
if (recordingIndex == true) { modules.push('image-size'); } // Need to get the remote desktop JPEG sizes to index the recodring file.
if (config.letsencrypt != null) { if ((nodeVersion < 10) || (require('crypto').generateKeyPair == null)) { addServerWarning("Let's Encrypt support requires Node v10.12 or higher.", !args.launch); } else { modules.push('greenlock'); } } // Add Greenlock Module
if (config.settings.mqtt != null) { modules.push('aedes'); } // Add MQTT Modules
if (config.settings.mysql != null) { modules.push('mysql'); } // Add MySQL, official driver.
if (config.settings.mongodb != null) { modules.push('mongodb'); } // Add MongoDB, official driver.
if (config.settings.mariadb != null) { modules.push('mariadb'); } // Add MariaDB, official driver.
if (config.settings.vault != null) { modules.push('node-vault'); } // Add official HashiCorp's Vault module.
if (config.settings.plugins != null) { modules.push('semver'); } // Required for version compat testing and update checks
if ((config.settings.plugins != null) && (config.settings.plugins.proxy != null)) { modules.push('https-proxy-agent'); } // Required for HTTP/HTTPS proxy support
else if (config.settings.xmongodb != null) { modules.push('mongojs'); } // Add MongoJS, old driver.
if (config.smtp != null) { modules.push('nodemailer'); } // Add SMTP support
if (args.translate) { modules.push('jsdom'); modules.push('esprima'); modules.push('minify-js'); modules.push('html-minifier'); } // Translation support
// If running NodeJS < 8, install "util.promisify"
if (nodeVersion < 8) { modules.push('util.promisify'); }
// Setup encrypted zip support if needed
if (config.settings.autobackup && config.settings.autobackup.zippassword) { modules.push('archiver-zip-encrypted'); }
// Setup 2nd factor authentication
if (config.settings.no2factorauth !== true) {
// Setup YubiKey OTP if configured
if (yubikey == true) { modules.push('yubikeyotp'); } // Add YubiKey OTP support
if (allsspi == false) { modules.push('otplib'); } // Google Authenticator support
}
// Install any missing modules and launch the server
InstallModules(modules, function () { meshserver = CreateMeshCentralServer(config, args); meshserver.Start(); });
// On exit, also terminate the child process if applicable
process.on("exit", function () { if (childProcess) { childProcess.kill(); childProcess = null; } });
// If our parent exits, we also exit
if (args.launch) {
process.stderr.on('end', function () { process.exit(); });
process.stdout.on('end', function () { process.exit(); });
process.stdin.on('end', function () { process.exit(); });
process.stdin.on('data', function (data) { });
}
});
}
if (require.main === module) {
mainStart(); // Called directly, launch normally.
} else {
module.exports.mainStart = mainStart; // Required as a module, useful for winservice.js
}
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