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Fixed database and webserver race condition.

This commit is contained in:
Ylian Saint-Hilaire 2019-01-22 15:40:08 -08:00
parent 6fbcb8ea4d
commit 3e6a5bb501
5 changed files with 173 additions and 154 deletions
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4
meshagent.js
View File

@ -156,7 +156,7 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
else if (cmdid == 12) { // MeshCommand_AgentHash
if ((msg.length == 52) && (obj.agentExeInfo != null) && (obj.agentExeInfo.update == true)) {
var agenthash = obj.common.rstr2hex(msg.substring(4)).toLowerCase();
if (agenthash != obj.agentExeInfo.hash) {
if ((agenthash != obj.agentExeInfo.hash) && (agenthash != '000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000')) {
// Mesh agent update required
if (obj.nodeid != null) { obj.parent.parent.debug(1, 'Agent update required, NodeID=0x' + obj.nodeid.substring(0, 16) + ', ' + obj.agentExeInfo.desc); }
obj.fs.open(obj.agentExeInfo.path, 'r', function (err, fd) {
@ -193,7 +193,7 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
// Check the mesh core, if the agent is capable of running one
if (((obj.agentInfo.capabilities & 16) != 0) && (obj.parent.parent.meshAgentsArchitectureNumbers[obj.agentInfo.agentId].core != null)) {
obj.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
}
}
}
}
}

12
meshcentral.js
View File

@ -90,7 +90,7 @@ function CreateMeshCentralServer(config, args) {
try { require('./pass').hash('test', function () { }); } 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', 'cert', 'mpscert', 'deletedomain', 'deletedefaultdomain', 'showall', 'showusers', 'shownodes', 'showmeshes', 'showevents', 'showpower', 'clearpower', 'showiplocations', 'help', 'exactports', 'install', 'uninstall', 'start', 'stop', 'restart', 'debug', 'filespath', 'datapath', 'noagentupdate', 'launch', 'noserverbackup', 'mongodb', 'mongodbcol', 'wanonly', 'lanonly', 'nousers', 'mpsdebug', 'mpspass', 'ciralocalfqdn', 'dbexport', 'dbimport', 'selfupdate', 'tlsoffload', 'userallowedip', 'swarmallowedip', 'fastcert', 'swarmport', 'swarmdebug', 'logintoken', 'logintokenkey', 'logintokengen', 'logintokengen', 'mailtokengen', 'admin', 'unadmin', 'sessionkey', 'sessiontime', 'minify', 'minifycore'];
var validArguments = ['_', 'notls', 'user', 'port', 'aliasport', 'mpsport', 'mpsaliasport', 'redirport', 'cert', 'mpscert', 'deletedomain', 'deletedefaultdomain', 'showall', 'showusers', 'shownodes', 'showmeshes', 'showevents', 'showpower', 'clearpower', 'showiplocations', 'help', 'exactports', 'install', 'uninstall', 'start', 'stop', 'restart', 'debug', 'filespath', 'datapath', 'noagentupdate', 'launch', 'noserverbackup', 'mongodb', 'mongodbcol', 'wanonly', 'lanonly', 'nousers', 'mpsdebug', 'mpspass', 'ciralocalfqdn', 'dbexport', 'dbexportmin', 'dbimport', 'selfupdate', 'tlsoffload', 'userallowedip', 'swarmallowedip', 'fastcert', 'swarmport', 'swarmdebug', 'logintoken', 'logintokenkey', 'logintokengen', 'logintokengen', 'mailtokengen', 'admin', 'unadmin', 'sessionkey', 'sessiontime', 'minify', 'minifycore'];
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.
@ -279,6 +279,16 @@ function CreateMeshCentralServer(config, args) {
});
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'); }

2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "meshcentral",
"version": "0.2.6-q",
"version": "0.2.6-t",
"keywords": [
"Remote Management",
"Intel AMT",

1
views/default.handlebars
View File

@ -1755,7 +1755,6 @@
var deviceHeaders = {};
var oldviewmode = 0;
function updateDevices() {
if (xxcurrentView != 1) return;
var r = '', c = 0, current = null, count = 0, displayedMeshes = {}, view = Q('viewselect').value, groups = {}, groupCount = {};
QV('xdevices', view < 4);
QV('xdevicesmap', view == 4);

308
webserver.js
View File

@ -175,35 +175,6 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
function EscapeHtml(x) { if (typeof x == "string") return x.replace(/&/g, '&amp;').replace(/>/g, '&gt;').replace(/</g, '&lt;').replace(/"/g, '&quot;').replace(/'/g, '&apos;'); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
//function EscapeHtmlBreaks(x) { if (typeof x == "string") return x.replace(/&/g, '&amp;').replace(/>/g, '&gt;').replace(/</g, '&lt;').replace(/"/g, '&quot;').replace(/'/g, '&apos;').replace(/\r/g, '<br />').replace(/\n/g, '').replace(/\t/g, '&nbsp;&nbsp;'); if (typeof x == "boolean") return x; if (typeof x == "number") return x; }
if (obj.args.notls || obj.args.tlsoffload) {
// Setup the HTTP server without TLS
obj.expressWs = require('express-ws')(obj.app);
} else {
// Setup the HTTP server with TLS, use only TLS 1.2 and higher with perfect forward secrecy (PFS).
const tlsOptions = { cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca, rejectUnauthorized: true, ciphers: "HIGH:!aNULL:!eNULL:!EXPORT:!RSA:!DES:!RC4:!MD5:!PSK:!SRP:!CAMELLIA", secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_NO_TLSv1 | constants.SSL_OP_NO_TLSv1_1 };
if (obj.tlsSniCredentials != null) { tlsOptions.SNICallback = TlsSniCallback; } // We have multiple web server certificate used depending on the domain name
obj.tlsServer = require('https').createServer(tlsOptions, obj.app);
obj.tlsServer.on('secureConnection', function () { /*console.log('tlsServer secureConnection');*/ });
obj.tlsServer.on('error', function () { console.log('tlsServer error'); });
obj.tlsServer.on('newSession', function (id, data, cb) { if (tlsSessionStoreCount > 1000) { tlsSessionStoreCount = 0; tlsSessionStore = {}; } tlsSessionStore[id.toString('hex')] = data; tlsSessionStoreCount++; cb(); });
obj.tlsServer.on('resumeSession', function (id, cb) { cb(null, tlsSessionStore[id.toString('hex')] || null); });
obj.expressWs = require('express-ws')(obj.app, obj.tlsServer);
}
// Setup middleware
obj.app.engine('handlebars', obj.exphbs({})); // defaultLayout: 'main'
obj.app.set('view engine', 'handlebars');
if (obj.args.tlsoffload) { obj.app.set('trust proxy', obj.args.tlsoffload); } // Reverse proxy should add the "X-Forwarded-*" headers
obj.app.use(obj.bodyParser.urlencoded({ extended: false }));
var sessionOptions = {
name: 'xid', // Recommended security practice to not use the default cookie name
httpOnly: true,
keys: [obj.args.sessionkey], // If multiple instances of this server are behind a load-balancer, this secret must be the same for all instances
secure: (obj.args.notls != true) // Use this cookie only over TLS (Check this: https://expressjs.com/en/guide/behind-proxies.html)
}
if (obj.args.sessiontime != null) { sessionOptions.maxAge = (obj.args.sessiontime * 60 * 1000); }
obj.app.use(obj.session(sessionOptions));
// Session-persisted message middleware
obj.app.use(function (req, res, next) {
var err = null, msg = null, passhint = null;
@ -234,10 +205,16 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
console.log('Server ' + ((i == '') ? '' : (i + ' ')) + 'has no users, next new account will be site administrator.');
}
}
});
// Fetch all meshes from the database, keep this in memory
obj.db.GetAllType('mesh', function (err, docs) { obj.common.unEscapeAllLinksFieldName(docs); for (var i in docs) { obj.meshes[docs[i]._id] = docs[i]; } });
// Fetch all meshes from the database, keep this in memory
obj.db.GetAllType('mesh', function (err, docs) {
obj.common.unEscapeAllLinksFieldName(docs);
for (var i in docs) { obj.meshes[docs[i]._id] = docs[i]; }
// We loaded the users and mesh state, start the server
serverStart();
});
});
// Authenticate the user
obj.authenticate = function (name, pass, domain, fn) {
@ -764,7 +741,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
user = obj.users[req.session.userid];
if ((user == null) || (user.sid != req.session.usersid)) {
// Create the domain user
var usercount = 0, user2 = { type: 'user', _id: req.session.userid, name: req.connection.user, domain: domain.id, sid: req.session.usersid };
var usercount = 0, user2 = { type: 'user', _id: req.session.userid, name: req.connection.user, domain: domain.id, sid: req.session.usersid, creation: Date.now() };
for (var i in obj.users) { if (obj.users[i].domain == domain.id) { usercount++; } }
if (usercount == 0) { user2.siteadmin = 0xFFFFFFFF; } // If this is the first user, give the account site admin.
obj.users[req.session.userid] = user2;
@ -1873,128 +1850,164 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
res.send(meshsettings);
};
// Add HTTP security headers to all responses
obj.app.use(function (req, res, next) {
res.removeHeader("X-Powered-By");
var domain = req.xdomain = getDomain(req);
// Detect if this is a file sharing domain, if so, just share files.
if ((domain != null) && (domain.share != null)) {
var rpath;
if (domain.dns == null) { rpath = req.url.split('/'); rpath.splice(1, 1); rpath = rpath.join('/'); } else { rpath = req.url; }
if ((res.headers != null) && (res.headers.upgrade)) {
// If this is a websocket, stop here.
res.sendStatus(404);
} else {
// Check if the file exists, if so, serve it.
obj.fs.exists(obj.path.join(domain.share, rpath), function (exists) { if (exists == true) { res.sendfile(rpath, { root: domain.share }); } else { res.sendStatus(404); } });
}
// Starts the HTTPS server, this should be called after the user/mesh tables are loaded
function serverStart() {
// Start the server, only after users and meshes are loaded from the database.
if (obj.args.notls || obj.args.tlsoffload) {
// Setup the HTTP server without TLS
obj.expressWs = require('express-ws')(obj.app);
} else {
// Two more headers to take a look at:
// 'Public-Key-Pins': 'pin-sha256="X3pGTSOuJeEVw989IJ/cEtXUEmy52zs1TZQrU06KUKg="; max-age=10'
// 'strict-transport-security': 'max-age=31536000; includeSubDomains'
/*
var headers = null;
if (obj.args.notls) {
// Default headers if no TLS is used
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src http: ws: data: 'self';script-src http: 'unsafe-inline';style-src http: 'unsafe-inline'" };
} else {
// Default headers if TLS is used
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src https: wss: data: 'self';script-src https: 'unsafe-inline';style-src https: 'unsafe-inline'" };
}
if (parent.config.settings.accesscontrolalloworigin != null) { headers['Access-Control-Allow-Origin'] = parent.config.settings.accesscontrolalloworigin; }
res.set(headers);
*/
return next();
// Setup the HTTP server with TLS, use only TLS 1.2 and higher with perfect forward secrecy (PFS).
const tlsOptions = { cert: obj.certificates.web.cert, key: obj.certificates.web.key, ca: obj.certificates.web.ca, rejectUnauthorized: true, ciphers: "HIGH:!aNULL:!eNULL:!EXPORT:!RSA:!DES:!RC4:!MD5:!PSK:!SRP:!CAMELLIA", secureOptions: constants.SSL_OP_NO_SSLv2 | constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_COMPRESSION | constants.SSL_OP_CIPHER_SERVER_PREFERENCE | constants.SSL_OP_NO_TLSv1 | constants.SSL_OP_NO_TLSv1_1 };
if (obj.tlsSniCredentials != null) { tlsOptions.SNICallback = TlsSniCallback; } // We have multiple web server certificate used depending on the domain name
obj.tlsServer = require('https').createServer(tlsOptions, obj.app);
obj.tlsServer.on('secureConnection', function () { /*console.log('tlsServer secureConnection');*/ });
obj.tlsServer.on('error', function () { console.log('tlsServer error'); });
obj.tlsServer.on('newSession', function (id, data, cb) { if (tlsSessionStoreCount > 1000) { tlsSessionStoreCount = 0; tlsSessionStore = {}; } tlsSessionStore[id.toString('hex')] = data; tlsSessionStoreCount++; cb(); });
obj.tlsServer.on('resumeSession', function (id, cb) { cb(null, tlsSessionStore[id.toString('hex')] || null); });
obj.expressWs = require('express-ws')(obj.app, obj.tlsServer);
}
});
// Setup all HTTP handlers
obj.app.get('/backup.zip', handleBackupRequest);
obj.app.post('/restoreserver.ashx', handleRestoreRequest);
if (parent.multiServer != null) { obj.app.ws('/meshserver.ashx', function (ws, req) { parent.multiServer.CreatePeerInServer(parent.multiServer, ws, req); }); }
for (var i in parent.config.domains) {
if (parent.config.domains[i].dns != null) { continue; } // This is a subdomain with a DNS name, no added HTTP bindings needed.
var url = parent.config.domains[i].url;
obj.app.get(url, handleRootRequest);
obj.app.get(url + 'terms', handleTermsRequest);
obj.app.post(url + 'login', handleLoginRequest);
obj.app.post(url + 'tokenlogin', handleLoginRequest);
obj.app.get(url + 'logout', handleLogoutRequest);
obj.app.get(url + 'MeshServerRootCert.cer', handleRootCertRequest);
obj.app.get(url + 'mescript.ashx', handleMeScriptRequest);
obj.app.post(url + 'changepassword', handlePasswordChangeRequest);
obj.app.post(url + 'deleteaccount', handleDeleteAccountRequest);
obj.app.post(url + 'createaccount', handleCreateAccountRequest);
obj.app.post(url + 'resetaccount', handleResetAccountRequest);
obj.app.get(url + 'checkmail', handleCheckMailRequest);
obj.app.post(url + 'amtevents.ashx', obj.handleAmtEventRequest);
obj.app.get(url + 'meshagents', obj.handleMeshAgentRequest);
obj.app.get(url + 'messenger', handleMessengerRequest);
obj.app.get(url + 'meshosxagent', obj.handleMeshOsxAgentRequest);
obj.app.get(url + 'meshsettings', obj.handleMeshSettingsRequest);
obj.app.get(url + 'downloadfile.ashx', handleDownloadFile);
obj.app.post(url + 'uploadfile.ashx', handleUploadFile);
obj.app.post(url + 'uploadmeshcorefile.ashx', handleUploadMeshCoreFile);
obj.app.get(url + 'userfiles/*', handleDownloadUserFiles);
obj.app.ws(url + 'echo.ashx', handleEchoWebSocket);
obj.app.ws(url + 'meshrelay.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie) { obj.meshRelayHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); }); });
obj.app.get(url + 'webrelay.ashx', function (req, res) { res.send('Websocket connection expected'); });
obj.app.ws(url + 'webrelay.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, handleRelayWebSocket); });
obj.app.ws(url + 'control.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, function (ws1, req1, domain, user, cookie) { obj.meshUserHandler.CreateMeshUser(obj, obj.db, ws1, req1, obj.args, domain, user); }); });
obj.app.get(url + 'logo.png', handleLogoRequest);
// Setup middleware
obj.app.engine('handlebars', obj.exphbs({})); // defaultLayout: 'main'
obj.app.set('view engine', 'handlebars');
if (obj.args.tlsoffload) { obj.app.set('trust proxy', obj.args.tlsoffload); } // Reverse proxy should add the "X-Forwarded-*" headers
obj.app.use(obj.bodyParser.urlencoded({ extended: false }));
var sessionOptions = {
name: 'xid', // Recommended security practice to not use the default cookie name
httpOnly: true,
keys: [obj.args.sessionkey], // If multiple instances of this server are behind a load-balancer, this secret must be the same for all instances
secure: (obj.args.notls != true) // Use this cookie only over TLS (Check this: https://expressjs.com/en/guide/behind-proxies.html)
}
if (obj.args.sessiontime != null) { sessionOptions.maxAge = (obj.args.sessiontime * 60 * 1000); }
obj.app.use(obj.session(sessionOptions));
// Server picture
obj.app.get(url + 'serverpic.ashx', function (req, res) {
// Check if we have "server.png" in the data folder, if so, use that.
var p = obj.path.join(obj.parent.datapath, 'server.jpg');
if (obj.fs.existsSync(p)) {
// Use the data folder server picture
try { res.sendFile(p); } catch (e) { res.sendStatus(404); }
// Add HTTP security headers to all responses
obj.app.use(function (req, res, next) {
res.removeHeader("X-Powered-By");
var domain = req.xdomain = getDomain(req);
// Detect if this is a file sharing domain, if so, just share files.
if ((domain != null) && (domain.share != null)) {
var rpath;
if (domain.dns == null) { rpath = req.url.split('/'); rpath.splice(1, 1); rpath = rpath.join('/'); } else { rpath = req.url; }
if ((res.headers != null) && (res.headers.upgrade)) {
// If this is a websocket, stop here.
res.sendStatus(404);
} else {
// Check if the file exists, if so, serve it.
obj.fs.exists(obj.path.join(domain.share, rpath), function (exists) { if (exists == true) { res.sendfile(rpath, { root: domain.share }); } else { res.sendStatus(404); } });
}
} else {
// Use the default server picture
try { res.sendFile(obj.path.join(__dirname, 'public/images/server-200.jpg')); } catch (e) { res.sendStatus(404); }
// Two more headers to take a look at:
// 'Public-Key-Pins': 'pin-sha256="X3pGTSOuJeEVw989IJ/cEtXUEmy52zs1TZQrU06KUKg="; max-age=10'
// 'strict-transport-security': 'max-age=31536000; includeSubDomains'
/*
var headers = null;
if (obj.args.notls) {
// Default headers if no TLS is used
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src http: ws: data: 'self';script-src http: 'unsafe-inline';style-src http: 'unsafe-inline'" };
} else {
// Default headers if TLS is used
headers = { 'Referrer-Policy': 'no-referrer', 'x-frame-options': 'SAMEORIGIN', 'X-XSS-Protection': '1; mode=block', 'X-Content-Type-Options': 'nosniff', 'Content-Security-Policy': "default-src https: wss: data: 'self';script-src https: 'unsafe-inline';style-src https: 'unsafe-inline'" };
}
if (parent.config.settings.accesscontrolalloworigin != null) { headers['Access-Control-Allow-Origin'] = parent.config.settings.accesscontrolalloworigin; }
res.set(headers);
*/
return next();
}
});
// Receive mesh agent connections
obj.app.ws(url + 'agent.ashx', function (ws, req) {
//console.log(++obj.agentConnCount);
/*
var ip, port, type;
if (req.connection) { ip = req.connection.remoteAddress; port = req.connection.remotePort; type = 1; } // HTTP(S) request
else if (req._socket) { ip = req._socket.remoteAddress; port = req._socket.remotePort; type = 2; } // WebSocket request
console.log('AgentConnect', ip, port, type);
*/
try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, getDomain(req)); } catch (e) { console.log(e); }
});
// Setup all HTTP handlers
obj.app.get('/backup.zip', handleBackupRequest);
obj.app.post('/restoreserver.ashx', handleRestoreRequest);
if (parent.multiServer != null) { obj.app.ws('/meshserver.ashx', function (ws, req) { parent.multiServer.CreatePeerInServer(parent.multiServer, ws, req); }); }
for (var i in parent.config.domains) {
if (parent.config.domains[i].dns != null) { continue; } // This is a subdomain with a DNS name, no added HTTP bindings needed.
var url = parent.config.domains[i].url;
obj.app.get(url, handleRootRequest);
obj.app.get(url + 'terms', handleTermsRequest);
obj.app.post(url + 'login', handleLoginRequest);
obj.app.post(url + 'tokenlogin', handleLoginRequest);
obj.app.get(url + 'logout', handleLogoutRequest);
obj.app.get(url + 'MeshServerRootCert.cer', handleRootCertRequest);
obj.app.get(url + 'mescript.ashx', handleMeScriptRequest);
obj.app.post(url + 'changepassword', handlePasswordChangeRequest);
obj.app.post(url + 'deleteaccount', handleDeleteAccountRequest);
obj.app.post(url + 'createaccount', handleCreateAccountRequest);
obj.app.post(url + 'resetaccount', handleResetAccountRequest);
obj.app.get(url + 'checkmail', handleCheckMailRequest);
obj.app.post(url + 'amtevents.ashx', obj.handleAmtEventRequest);
obj.app.get(url + 'meshagents', obj.handleMeshAgentRequest);
obj.app.get(url + 'messenger', handleMessengerRequest);
obj.app.get(url + 'meshosxagent', obj.handleMeshOsxAgentRequest);
obj.app.get(url + 'meshsettings', obj.handleMeshSettingsRequest);
obj.app.get(url + 'downloadfile.ashx', handleDownloadFile);
obj.app.post(url + 'uploadfile.ashx', handleUploadFile);
obj.app.post(url + 'uploadmeshcorefile.ashx', handleUploadMeshCoreFile);
obj.app.get(url + 'userfiles/*', handleDownloadUserFiles);
obj.app.ws(url + 'echo.ashx', handleEchoWebSocket);
obj.app.ws(url + 'meshrelay.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, true, function (ws1, req1, domain, user, cookie) { obj.meshRelayHandler.CreateMeshRelay(obj, ws1, req1, domain, user, cookie); }); });
obj.app.get(url + 'webrelay.ashx', function (req, res) { res.send('Websocket connection expected'); });
obj.app.ws(url + 'webrelay.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, handleRelayWebSocket); });
obj.app.ws(url + 'control.ashx', function (ws, req) { PerformWSSessionAuth(ws, req, false, function (ws1, req1, domain, user, cookie) { obj.meshUserHandler.CreateMeshUser(obj, obj.db, ws1, req1, obj.args, domain, user); }); });
obj.app.get(url + 'logo.png', handleLogoRequest);
// Creates a login token using the user/pass that is passed in as URL arguments.
// For example: https://localhost/createLoginToken.ashx?user=admin&pass=admin&a=3
// It's not advised to use this to create login tokens since the URL is often logged and you got credentials in the URL.
// However, people want it so here it is.
obj.app.get(url + 'createLoginToken.ashx', function (req, res) {
// A web socket session can be authenticated in many ways (Default user, session, user/pass and cookie). Check authentication here.
if ((req.query.user != null) && (req.query.pass != null)) {
// A user/pass is provided in URL arguments
obj.authenticate(req.query.user, req.query.pass, getDomain(req), function (err, userid) {
if ((err == null) && (obj.users[userid])) {
// User is authenticated, create a token
var x = { a: 3 }; for (var i in req.query) { if ((i != 'user') && (i != 'pass')) { x[i] = obj.common.toNumber(req.query[i]); } } x.u = userid;
res.send(obj.parent.encodeCookie(x, obj.parent.loginCookieEncryptionKey));
} else {
res.sendStatus(404);
}
});
} else {
res.sendStatus(404);
}
});
// Server picture
obj.app.get(url + 'serverpic.ashx', function (req, res) {
// Check if we have "server.png" in the data folder, if so, use that.
var p = obj.path.join(obj.parent.datapath, 'server.jpg');
if (obj.fs.existsSync(p)) {
// Use the data folder server picture
try { res.sendFile(p); } catch (e) { res.sendStatus(404); }
} else {
// Use the default server picture
try { res.sendFile(obj.path.join(__dirname, 'public/images/server-200.jpg')); } catch (e) { res.sendStatus(404); }
}
});
obj.app.get(url + 'stop', function (req, res) { res.send('Stopping Server, <a href="' + url + '">click here to login</a>.'); setTimeout(function () { parent.Stop(); }, 500); });
// Receive mesh agent connections
obj.app.ws(url + 'agent.ashx', function (ws, req) {
//console.log(++obj.agentConnCount);
/*
var ip, port, type;
if (req.connection) { ip = req.connection.remoteAddress; port = req.connection.remotePort; type = 1; } // HTTP(S) request
else if (req._socket) { ip = req._socket.remoteAddress; port = req._socket.remotePort; type = 2; } // WebSocket request
console.log('AgentConnect', ip, port, type);
*/
try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, getDomain(req)); } catch (e) { console.log(e); }
});
// Indicates to ExpressJS that the public folder should be used to serve static files.
obj.app.use(url, obj.express.static(obj.path.join(__dirname, 'public')));
// Creates a login token using the user/pass that is passed in as URL arguments.
// For example: https://localhost/createLoginToken.ashx?user=admin&pass=admin&a=3
// It's not advised to use this to create login tokens since the URL is often logged and you got credentials in the URL.
// However, people want it so here it is.
obj.app.get(url + 'createLoginToken.ashx', function (req, res) {
// A web socket session can be authenticated in many ways (Default user, session, user/pass and cookie). Check authentication here.
if ((req.query.user != null) && (req.query.pass != null)) {
// A user/pass is provided in URL arguments
obj.authenticate(req.query.user, req.query.pass, getDomain(req), function (err, userid) {
if ((err == null) && (obj.users[userid])) {
// User is authenticated, create a token
var x = { a: 3 }; for (var i in req.query) { if ((i != 'user') && (i != 'pass')) { x[i] = obj.common.toNumber(req.query[i]); } } x.u = userid;
res.send(obj.parent.encodeCookie(x, obj.parent.loginCookieEncryptionKey));
} else {
res.sendStatus(404);
}
});
} else {
res.sendStatus(404);
}
});
obj.app.get(url + 'stop', function (req, res) { res.send('Stopping Server, <a href="' + url + '">click here to login</a>.'); setTimeout(function () { parent.Stop(); }, 500); });
// Indicates to ExpressJS that the public folder should be used to serve static files.
obj.app.use(url, obj.express.static(obj.path.join(__dirname, 'public')));
}
// Start server on a free port
CheckListenPort(obj.args.port, StartWebServer);
}
// Authenticates a session and forwards
@ -2131,8 +2144,8 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
agent.send(obj.common.ShortToStr(11) + obj.common.ShortToStr(0)); // Command 11, ask for mesh core hash.
} else if (coretype == 'custom') {
agent.agentCoreCheck = 1000; // Tell the agent object we are using a custom core.
const hash = obj.crypto.createHash('sha384').update(Buffer.from(core, 'binary')).digest().toString('binary'); // Perform a SHA384 hash on the core module
agent.send(obj.common.ShortToStr(10) + obj.common.ShortToStr(0) + hash + core); // Send the code module to the agent
const hash = obj.crypto.createHash('sha384').update(Buffer.from(coredata, 'binary')).digest().toString('binary'); // Perform a SHA384 hash on the core module
agent.send(obj.common.ShortToStr(10) + obj.common.ShortToStr(0) + hash + coredata); // Send the code module to the agent
}
}
};
@ -2165,9 +2178,6 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
else if (arguments.length == 7) { console.log(arguments[1], arguments[2], arguments[3], arguments[4], arguments[5], arguments[6]); }
}
// Start server on a free port
CheckListenPort(obj.args.port, StartWebServer);
/*
obj.wssessions = {}; // UserId --> Array Of Sessions
obj.wssessions2 = {}; // "UserId + SessionRnd" --> Session (Note that the SessionId is the UserId + / + SessionRnd)