mirror of
https://github.com/Ylianst/MeshCentral.git
synced 2024-12-24 22:25:52 -05:00
Added full agent ping/pong support on RDP sessions.
This commit is contained in:
Ylian Saint-Hilaire
parent
4ce9e09e91
commit
93e8f2cdcf
327
apprelays.js
327
apprelays.js
@ -116,7 +116,16 @@ module.exports.CreateMstscRelay = function (parent, db, ws, req, args, domain) {
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obj.relaySocket.resume();
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}
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} else {
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if (typeof data == 'string') return; // Only process binary data, this will include ping/ping
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if (typeof data == 'string') {
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// Forward any ping/pong commands to the browser
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var cmd = null;
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try { cmd = JSON.parse(data); } catch (ex) { }
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if ((cmd != null) && (cmd.ctrlChannel == '102938')) {
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if (cmd.type == 'ping') { send(['ping']); }
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else if (cmd.type == 'pong') { send(['pong']); }
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}
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return;
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}
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obj.wsClient._socket.pause();
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try {
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obj.relaySocket.write(data, function () {
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@ -280,6 +289,8 @@ module.exports.CreateMstscRelay = function (parent, db, ws, req, args, domain) {
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case 'wheel': { if (rdpClient) { rdpClient.sendWheelEvent(msg[1], msg[2], msg[3], msg[4]); } break; }
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case 'scancode': { if (rdpClient) { rdpClient.sendKeyEventScancode(msg[1], msg[2]); } break; }
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case 'unicode': { if (rdpClient) { rdpClient.sendKeyEventUnicode(msg[1], msg[2]); } break; }
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case 'ping': { try { obj.wsClient.send('{"ctrlChannel":102938,"type":"ping"}'); } catch (ex) { } break; }
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case 'pong': { try { obj.wsClient.send('{"ctrlChannel":102938,"type":"pong"}'); } catch (ex) { } break; }
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case 'disconnect': { obj.close(); break; }
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}
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} catch (ex) {
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@ -416,70 +427,74 @@ module.exports.CreateSshRelay = function (parent, db, ws, req, args, domain) {
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const protocol = (args.tlsoffload) ? 'ws' : 'wss';
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var domainadd = '';
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if ((domain.dns == null) && (domain.id != '')) { domainadd = domain.id + '/' }
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?noping=1&p=11&auth=' + obj.xcookie; // Protocol 11 is Web-SSH
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?p=11&auth=' + obj.xcookie; // Protocol 11 is Web-SSH
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parent.parent.debug('relay', 'SSH: Connection websocket to ' + url);
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obj.wsClient = new WebSocket(url, options);
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obj.wsClient.on('open', function () { parent.parent.debug('relay', 'SSH: Relay websocket open'); });
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obj.wsClient.on('message', function (data) { // Make sure to handle flow control.
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if ((obj.relayActive == false) && (data == 'c')) {
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obj.relayActive = true;
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if (obj.relayActive == false) {
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if ((data == 'c') || (data == 'cr')) {
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obj.relayActive = true;
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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// Event start of session
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try {
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const user = parent.users[obj.cookie.userid];
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const username = (user != null) ? user.name : null;
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const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 148, msgArgs: [obj.sessionid], msg: "Started Web-SSH session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSSH };
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parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
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} catch (ex) { console.log(ex); }
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// Event start of session
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try {
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const user = parent.users[obj.cookie.userid];
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const username = (user != null) ? user.name : null;
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const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 148, msgArgs: [obj.sessionid], msg: "Started Web-SSH session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSSH };
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parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
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} catch (ex) { console.log(ex); }
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obj.sshClient.shell(function (err, stream) { // Start a remote shell
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if (err) { obj.close(); return; }
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obj.sshShell = stream;
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obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width);
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obj.sshShell.on('close', function () { obj.close(); });
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obj.sshShell.on('data', function (data) { obj.ws.send('~' + data.toString()); });
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obj.sshClient.shell(function (err, stream) { // Start a remote shell
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if (err) { obj.close(); return; }
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obj.sshShell = stream;
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obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width);
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obj.sshShell.on('close', function () { obj.close(); });
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obj.sshShell.on('data', function (data) { obj.ws.send('~' + data.toString()); });
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});
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obj.ws.send(JSON.stringify({ action: 'connected' }));
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});
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obj.sshClient.on('error', function (err) {
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if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
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if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
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obj.close();
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});
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obj.ws.send(JSON.stringify({ action: 'connected' }));
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});
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obj.sshClient.on('error', function (err) {
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if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
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if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
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obj.close();
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});
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// Setup the serial tunnel, SSH ---> Relay WS
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obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
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// Setup the serial tunnel, SSH ---> Relay WS
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obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
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// Connect the SSH module to the serial tunnel
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const connectionOptions = { sock: obj.ser }
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if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
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if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
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if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
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if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
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try {
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obj.sshClient.connect(connectionOptions);
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} catch (ex) {
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// Exception, this is generally because we did not provide proper credentials. Ask again.
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obj.relayActive = false;
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delete obj.sshClient;
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delete obj.ser.forwardwrite;
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obj.close();
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return;
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// Connect the SSH module to the serial tunnel
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const connectionOptions = { sock: obj.ser }
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if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
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if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
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if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
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if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
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try {
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obj.sshClient.connect(connectionOptions);
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} catch (ex) {
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// Exception, this is generally because we did not provide proper credentials. Ask again.
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obj.relayActive = false;
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delete obj.sshClient;
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delete obj.ser.forwardwrite;
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obj.close();
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return;
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}
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// We are all set, start receiving data
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ws._socket.resume();
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}
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// We are all set, start receiving data
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ws._socket.resume();
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} else {
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if (typeof data == 'string') return; // Only process binary data, this will include ping/ping
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// Relay WS --> SSH
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if ((data.length > 0) && (obj.ser != null)) { try { obj.ser.updateBuffer(data); } catch (ex) { console.log(ex); } }
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}
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@ -708,71 +723,75 @@ module.exports.CreateSshTerminalRelay = function (parent, db, ws, req, domain, u
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const protocol = (args.tlsoffload) ? 'ws' : 'wss';
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var domainadd = '';
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if ((domain.dns == null) && (domain.id != '')) { domainadd = domain.id + '/' }
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?noping=1&p=11&auth=' + authCookie // Protocol 11 is Web-SSH
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?p=11&auth=' + authCookie // Protocol 11 is Web-SSH
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parent.parent.debug('relay', 'SSH: Connection websocket to ' + url);
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obj.wsClient = new WebSocket(url, options);
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obj.wsClient.on('open', function () { parent.parent.debug('relay', 'SSH: Relay websocket open'); });
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obj.wsClient.on('message', function (data) { // Make sure to handle flow control.
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if ((obj.relayActive == false) && (data == 'c')) {
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obj.relayActive = true;
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if (obj.relayActive == false) {
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if ((data == 'c') || (data == 'cr')) {
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obj.relayActive = true;
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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try {
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// Event start of session
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const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 148, msgArgs: [obj.sessionid], msg: "Started Web-SSH session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSSH };
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parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
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} catch (ex) {
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console.log(ex);
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}
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try {
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// Event start of session
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const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 148, msgArgs: [obj.sessionid], msg: "Started Web-SSH session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSSH };
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parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
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} catch (ex) {
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console.log(ex);
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}
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obj.sshClient.shell(function (err, stream) { // Start a remote shell
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if (err) { obj.close(); return; }
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obj.sshShell = stream;
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obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width);
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obj.sshShell.on('close', function () { obj.close(); });
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obj.sshShell.on('data', function (data) { obj.ws.send('~' + data.toString()); });
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obj.sshClient.shell(function (err, stream) { // Start a remote shell
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if (err) { obj.close(); return; }
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obj.sshShell = stream;
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obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width);
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obj.sshShell.on('close', function () { obj.close(); });
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obj.sshShell.on('data', function (data) { obj.ws.send('~' + data.toString()); });
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});
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obj.connected = true;
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obj.ws.send('c');
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});
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obj.sshClient.on('error', function (err) {
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if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
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if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
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obj.close();
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});
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obj.connected = true;
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obj.ws.send('c');
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});
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obj.sshClient.on('error', function (err) {
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if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
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if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
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obj.close();
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});
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// Setup the serial tunnel, SSH ---> Relay WS
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obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
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// Setup the serial tunnel, SSH ---> Relay WS
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obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
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// Connect the SSH module to the serial tunnel
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const connectionOptions = { sock: obj.ser }
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if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
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if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
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if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
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if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
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try {
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obj.sshClient.connect(connectionOptions);
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} catch (ex) {
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// Exception, this is generally because we did not provide proper credentials. Ask again.
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obj.relayActive = false;
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delete obj.sshClient;
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delete obj.ser.forwardwrite;
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try { ws.send(JSON.stringify({ action: 'sshauth' })) } catch (ex) { }
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}
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// Connect the SSH module to the serial tunnel
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const connectionOptions = { sock: obj.ser }
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if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
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if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
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if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
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if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
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try {
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obj.sshClient.connect(connectionOptions);
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} catch (ex) {
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// Exception, this is generally because we did not provide proper credentials. Ask again.
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obj.relayActive = false;
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delete obj.sshClient;
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delete obj.ser.forwardwrite;
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try { ws.send(JSON.stringify({ action: 'sshauth' })) } catch (ex) { }
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// We are all set, start receiving data
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ws._socket.resume();
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}
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// We are all set, start receiving data
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ws._socket.resume();
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} else {
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if (typeof data == 'string') return; // Only process binary data, this will include ping/ping
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// Relay WS --> SSH
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if ((data.length > 0) && (obj.ser != null)) { try { obj.ser.updateBuffer(data); } catch (ex) { console.log(ex); } }
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}
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@ -1015,65 +1034,69 @@ module.exports.CreateSshFilesRelay = function (parent, db, ws, req, domain, user
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const protocol = (args.tlsoffload) ? 'ws' : 'wss';
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var domainadd = '';
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if ((domain.dns == null) && (domain.id != '')) { domainadd = domain.id + '/' }
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?noping=1&p=13&auth=' + authCookie // Protocol 13 is Web-SSH-Files
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const url = protocol + '://localhost:' + args.port + '/' + domainadd + (((obj.mtype == 3) && (obj.relaynodeid == null)) ? 'local' : 'mesh') + 'relay.ashx?p=13&auth=' + authCookie // Protocol 13 is Web-SSH-Files
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parent.parent.debug('relay', 'SSH: Connection websocket to ' + url);
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obj.wsClient = new WebSocket(url, options);
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obj.wsClient.on('open', function () { parent.parent.debug('relay', 'SSH: Relay websocket open'); });
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obj.wsClient.on('message', function (data) { // Make sure to handle flow control.
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if ((obj.relayActive == false) && (data == 'c')) {
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obj.relayActive = true;
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if (obj.relayActive == false) {
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if ((data == 'c') || (data == 'cr')) {
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obj.relayActive = true;
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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// Create a serial tunnel && SSH module
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obj.ser = new SerialTunnel();
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const Client = require('ssh2').Client;
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obj.sshClient = new Client();
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obj.sshClient.on('ready', function () { // Authentication was successful.
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// If requested, save the credentials
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if (obj.keep === true) saveSshCredentials();
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obj.sessionid = Buffer.from(parent.crypto.randomBytes(9), 'binary').toString('base64');
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obj.startTime = Date.now();
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// Event start of session
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try {
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const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 149, msgArgs: [obj.sessionid], msg: "Started Web-SFTP session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSFTP };
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parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
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} catch (ex) { console.log(ex); }
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// Event start of session
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try {
|
||||
const event = { etype: 'relay', action: 'relaylog', domain: domain.id, nodeid: obj.nodeid, userid: user._id, username: user.name, msgid: 149, msgArgs: [obj.sessionid], msg: "Started Web-SFTP session \"" + obj.sessionid + "\".", protocol: PROTOCOL_WEBSFTP };
|
||||
parent.parent.DispatchEvent(['*', obj.nodeid, user._id, obj.meshid], obj, event);
|
||||
} catch (ex) { console.log(ex); }
|
||||
|
||||
obj.sshClient.sftp(function(err, sftp) {
|
||||
if (err) { obj.close(); return; }
|
||||
obj.connected = true;
|
||||
obj.sftp = sftp;
|
||||
obj.ws.send('c');
|
||||
obj.sshClient.sftp(function (err, sftp) {
|
||||
if (err) { obj.close(); return; }
|
||||
obj.connected = true;
|
||||
obj.sftp = sftp;
|
||||
obj.ws.send('c');
|
||||
});
|
||||
});
|
||||
obj.sshClient.on('error', function (err) {
|
||||
if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
|
||||
if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
|
||||
obj.close();
|
||||
});
|
||||
});
|
||||
obj.sshClient.on('error', function (err) {
|
||||
if (err.level == 'client-authentication') { try { obj.ws.send(JSON.stringify({ action: 'autherror' })); } catch (ex) { } }
|
||||
if (err.level == 'client-timeout') { try { obj.ws.send(JSON.stringify({ action: 'sessiontimeout' })); } catch (ex) { } }
|
||||
obj.close();
|
||||
});
|
||||
|
||||
// Setup the serial tunnel, SSH ---> Relay WS
|
||||
obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
|
||||
// Setup the serial tunnel, SSH ---> Relay WS
|
||||
obj.ser.forwardwrite = function (data) { if ((data.length > 0) && (obj.wsClient != null)) { try { obj.wsClient.send(data); } catch (ex) { } } };
|
||||
|
||||
// Connect the SSH module to the serial tunnel
|
||||
const connectionOptions = { sock: obj.ser }
|
||||
if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
|
||||
if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
|
||||
if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
|
||||
if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
|
||||
try {
|
||||
obj.sshClient.connect(connectionOptions);
|
||||
} catch (ex) {
|
||||
// Exception, this is generally because we did not provide proper credentials. Ask again.
|
||||
obj.relayActive = false;
|
||||
delete obj.sshClient;
|
||||
delete obj.ser.forwardwrite;
|
||||
try { ws.send(JSON.stringify({ action: 'sshauth' })) } catch (ex) { }
|
||||
// Connect the SSH module to the serial tunnel
|
||||
const connectionOptions = { sock: obj.ser }
|
||||
if (typeof obj.username == 'string') { connectionOptions.username = obj.username; }
|
||||
if (typeof obj.password == 'string') { connectionOptions.password = obj.password; }
|
||||
if (typeof obj.privateKey == 'string') { connectionOptions.privateKey = obj.privateKey; }
|
||||
if (typeof obj.privateKeyPass == 'string') { connectionOptions.passphrase = obj.privateKeyPass; }
|
||||
try {
|
||||
obj.sshClient.connect(connectionOptions);
|
||||
} catch (ex) {
|
||||
// Exception, this is generally because we did not provide proper credentials. Ask again.
|
||||
obj.relayActive = false;
|
||||
delete obj.sshClient;
|
||||
delete obj.ser.forwardwrite;
|
||||
try { ws.send(JSON.stringify({ action: 'sshauth' })) } catch (ex) { }
|
||||
}
|
||||
|
||||
// We are all set, start receiving data
|
||||
ws._socket.resume();
|
||||
}
|
||||
|
||||
// We are all set, start receiving data
|
||||
ws._socket.resume();
|
||||
} else {
|
||||
if (typeof data == 'string') return; // Only process binary data, this will include ping/ping
|
||||
|
||||
// Relay WS --> SSH
|
||||
if ((data.length > 0) && (obj.ser != null)) { try { obj.ser.updateBuffer(data); } catch (ex) { console.log(ex); } }
|
||||
}
|
||||
|
||||
@ -83,6 +83,8 @@ var CreateRDPDesktop = function (canvasid) {
|
||||
obj.Stop();
|
||||
break;
|
||||
}
|
||||
case 'ping': { obj.socket.send('["pong"]'); break; }
|
||||
case 'pong': { break; }
|
||||
}
|
||||
} else {
|
||||
// This is binary bitmap data, store it.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user