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https://github.com/Ylianst/MeshCentral.git
synced 2024-12-24 06:05:53 -05:00
Server peering fixes.
This commit is contained in:
Ylian Saint-Hilaire
parent
c080a55e4b
commit
e0977eac22
@ -138,7 +138,7 @@ function CreateMeshCentralServer(config, args) {
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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.
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// Check for invalid arguments
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var validArguments = ['_', 'user', 'port', 'aliasport', 'mpsport', 'mpsaliasport', 'redirport', 'rediraliasport', 'cert', 'mpscert', 'deletedomain', 'deletedefaultdomain', 'showall', 'showusers', 'showitem', 'listuserids', 'showusergroups', 'shownodes', 'showallmeshes', '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', 'dbfix', 'dbencryptkey', 'selfupdate', 'tlsoffload', 'userallowedip', 'userblockedip', 'swarmallowedip', 'agentallowedip', 'agentblockedip', 'fastcert', 'swarmport', 'logintoken', 'logintokenkey', 'logintokengen', 'mailtokengen', 'admin', 'unadmin', 'sessionkey', 'sessiontime', 'minify', 'minifycore', 'dblistconfigfiles', 'dbshowconfigfile', 'dbpushconfigfiles', 'dbpullconfigfiles', 'dbdeleteconfigfiles', 'vaultpushconfigfiles', 'vaultpullconfigfiles', 'vaultdeleteconfigfiles', 'configkey', 'loadconfigfromdb', 'npmpath', 'serverid', 'recordencryptionrecode', 'vault', 'token', 'unsealkey', 'name', 'log', 'dbstats', 'translate', 'createaccount', 'resetaccount', 'pass', 'adminaccount', 'removeaccount', 'domain', 'email'];
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var validArguments = ['_', 'user', 'port', 'aliasport', 'mpsport', 'mpsaliasport', 'redirport', 'rediraliasport', 'cert', 'mpscert', 'deletedomain', 'deletedefaultdomain', 'showall', 'showusers', 'showitem', 'listuserids', 'showusergroups', 'shownodes', 'showallmeshes', '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', 'dbfix', 'dbencryptkey', 'selfupdate', 'tlsoffload', 'userallowedip', 'userblockedip', 'swarmallowedip', 'agentallowedip', 'agentblockedip', 'fastcert', 'swarmport', 'logintoken', 'logintokenkey', 'logintokengen', 'mailtokengen', 'admin', 'unadmin', 'sessionkey', 'sessiontime', 'minify', 'minifycore', 'dblistconfigfiles', 'dbshowconfigfile', 'dbpushconfigfiles', 'dbpullconfigfiles', 'dbdeleteconfigfiles', 'vaultpushconfigfiles', 'vaultpullconfigfiles', 'vaultdeleteconfigfiles', 'configkey', 'loadconfigfromdb', 'npmpath', 'serverid', 'recordencryptionrecode', 'vault', 'token', 'unsealkey', 'name', 'log', 'dbstats', 'translate', 'createaccount', 'resetaccount', 'pass', 'adminaccount', 'removeaccount', 'domain', 'email', 'configfile'];
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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; } }
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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; }
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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.
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@ -2621,6 +2621,7 @@ function getConfig(createSampleConfig) {
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// Read configuration file if present and change arguments.
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var config = {}, configFilePath = path.join(datapath, 'config.json');
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if (args.configfile) { configFilePath = path.join(datapath, args.configfile); }
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if (fs.existsSync(configFilePath)) {
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// Load and validate the configuration file
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try { config = require(configFilePath); } catch (e) { console.log('ERROR: Unable to parse ' + configFilePath + '.'); return null; }
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@ -121,7 +121,7 @@ module.exports.CreateMeshDeviceFile = function (parent, ws, res, req, domain, us
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};
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function performRelay() {
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if (obj.id == null) { try { obj.close(); } catch (e) { } return null; } // Attempt to connect without id, drop this.
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if (obj.id == null) { try { obj.close(); } catch (e) { } return; } // Attempt to connect without id, drop this.
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if (obj.ws != null) { obj.ws._socket.setKeepAlive(true, 240000); } // Set TCP keep alive
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// Check the peer connection status
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@ -137,7 +137,7 @@ module.exports.CreateMeshDeviceFile = function (parent, ws, res, req, domain, us
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delete obj.id;
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delete obj.ws;
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delete obj.peer;
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return null;
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return;
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}
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// Connect to peer
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@ -160,9 +160,9 @@ module.exports.CreateMeshDeviceFile = function (parent, ws, res, req, domain, us
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parent.parent.debug('relay', 'FileRelay connected: ' + obj.id + ' (' + obj.req.clientIp + ' --> ' + obj.peer.req.clientIp + ')');
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// Log the connection
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if (sessionUser != null) {
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var event = { etype: 'relay', action: 'relaylog', domain: domain.id, userid: sessionUser._id, username: sessionUser.name, msg: "Started file transfer session" + ' \"' + obj.id + '\" from ' + obj.peer.req.clientIp + ' to ' + req.clientIp, protocol: req.query.p, nodeid: req.query.nodeid };
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parent.parent.DispatchEvent(['*', sessionUser._id], obj, event);
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if (obj.user != null) {
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var event = { etype: 'relay', action: 'relaylog', domain: domain.id, userid: obj.user._id, username: obj.user.name, msg: "Started file transfer session" + ' \"' + obj.id + '\" from ' + obj.peer.req.clientIp + ' to ' + req.clientIp, protocol: req.query.p, nodeid: req.query.nodeid };
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parent.parent.DispatchEvent(['*', obj.user._id], obj, event);
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}
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} else {
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// Connected already, drop this connection.
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@ -171,60 +171,76 @@ module.exports.CreateMeshDeviceFile = function (parent, ws, res, req, domain, us
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delete obj.id;
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delete obj.ws;
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delete obj.peer;
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return null;
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return;
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}
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} else {
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// Wait for other relay connection
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parent.wsrelays[obj.id] = { peer1: obj, state: 1, timeout: setTimeout(closeBothSides, 30000) };
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parent.parent.debug('relay', 'FileRelay holding: ' + obj.id + ' (' + obj.req.clientIp + ') ' + (obj.authenticated ? 'Authenticated' : ''));
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if (obj.ws != null) {
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// Websocket connection
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obj.ws._socket.pause();
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// Check if a peer server has this connection
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if (parent.parent.multiServer != null) {
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var rsession = parent.wsPeerRelays[obj.id];
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if ((rsession != null) && (rsession.serverId > parent.parent.serverId)) {
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// We must initiate the connection to the peer
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parent.parent.multiServer.createPeerRelay(ws, req, rsession.serverId, obj.req.session.userid);
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delete parent.wsrelays[obj.id];
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} else {
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// Send message to other peers that we have this connection
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parent.parent.multiServer.DispatchMessage(JSON.stringify({ action: 'relay', id: obj.id }));
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// Check if a peer server has this connection
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if (parent.parent.multiServer != null) {
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var rsession = parent.wsPeerRelays[obj.id];
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if ((rsession != null) && (rsession.serverId > parent.parent.serverId)) {
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// We must initiate the connection to the peer
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parent.parent.multiServer.createPeerRelay(ws, req, rsession.serverId, obj.req.session.userid);
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delete parent.wsrelays[obj.id];
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return;
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} else {
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// Unexpected connection, drop it
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if (obj.ws) { obj.ws.close(); }
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parent.parent.debug('relay', 'FileRelay unexpected connection: ' + obj.id + ' (' + obj.req.clientIp + ')');
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delete obj.id;
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delete obj.ws;
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delete obj.peer;
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return;
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}
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}
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} else {
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// HTTP connection, Send message to other peers that we have this connection
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parent.parent.multiServer.DispatchMessage(JSON.stringify({ action: 'relay', id: obj.id }));
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return;
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}
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}
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}
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}
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// Websocket handling
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if (obj.ws != null) {
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// When data is received from the mesh relay web socket
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obj.ws.on('message', function (data) {
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if (typeof data == 'string') {
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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) || (typeof cmd.op == 'string')) {
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if (cmd.op == 'ok') {
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setContentDispositionHeader(this.res, 'application/octet-stream', this.file, cmd.size, 'file.bin');
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} else {
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try { this.res.sendStatus(401); } catch (ex) { }
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// Websocket handling
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if (obj.ws != null) {
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// When data is received from the mesh relay web socket
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obj.ws.on('message', function (data) {
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if (this.res == null) { return; } // File download websocket does not have an HTTP peer, should not happen.
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if (typeof data == 'string') {
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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) || (typeof cmd.op == 'string')) {
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if (cmd.op == 'ok') {
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setContentDispositionHeader(this.res, 'application/octet-stream', this.file, cmd.size, 'file.bin');
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} else {
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try { this.res.sendStatus(401); } catch (ex) { }
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}
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}
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} else {
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var unpause = function unpauseFunc(err) { try { unpauseFunc.s.resume(); } catch (ex) { } }
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unpause.s = this._socket;
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this._socket.pause();
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try { this.res.write(data, unpause); } catch (ex) { }
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}
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} else {
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var unpause = function unpauseFunc(err) { try { unpauseFunc.s.resume(); } catch (ex) { } }
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unpause.s = this._socket;
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this._socket.pause();
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try { this.res.write(data, unpause); } catch (ex) { }
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}
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});
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});
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// If error, close both sides of the relay.
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obj.ws.on('error', function (err) {
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parent.relaySessionErrorCount++;
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//console.log('FileRelay error from ' + obj.req.clientIp + ', ' + err.toString().split('\r')[0] + '.');
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closeBothSides();
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});
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// If error, close both sides of the relay.
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obj.ws.on('error', function (err) {
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parent.relaySessionErrorCount++;
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//console.log('FileRelay error from ' + obj.req.clientIp + ', ' + err.toString().split('\r')[0] + '.');
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closeBothSides();
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});
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// If the relay web socket is closed, close both sides.
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obj.ws.on('close', function (req) { closeBothSides(); });
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// If the relay web socket is closed, close both sides.
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obj.ws.on('close', function (req) { closeBothSides(); });
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}
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}
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// Close both our side and the peer side.
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@ -278,7 +294,7 @@ module.exports.CreateMeshDeviceFile = function (parent, ws, res, req, domain, us
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// Set the content disposition header for a HTTP response.
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// Because the filename can't have any special characters in it, we need to be extra careful.
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function setContentDispositionHeader(res, type, name, size, altname) {
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var name = require('path').basename(name).split('\\').join('').split('/').join('').split(':').join('').split('*').join('').split('?').join('').split('"').join('').split('<').join('').split('>').join('').split('|').join('').split(' ').join('').split('\'').join('');
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if (name != null) { name = require('path').basename(name).split('\\').join('').split('/').join('').split(':').join('').split('*').join('').split('?').join('').split('"').join('').split('<').join('').split('>').join('').split('|').join('').split(' ').join('').split('\'').join(''); } else { name = altname; }
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try {
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var x = { 'Cache-Control': 'no-store', 'Content-Type': type, 'Content-Disposition': 'attachment; filename="' + name + '"' };
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if (typeof size == 'number') { x['Content-Length'] = size; }
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@ -240,7 +240,7 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
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var routing = parent.parent.GetRoutingServerId(command.nodeid, 1); // 1 = MeshAgent routing type
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if (routing != null) {
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// Check if we have permission to send a message to that node
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parent.GetNodeWithRights(domain, user, agent.dbNodeKey, function (node, rights, visible) {
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parent.GetNodeWithRights(domain, user, command.nodeid, function (node, rights, visible) {
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if ((requiredRights != null) && ((rights & requiredRights) == 0)) { if (func) { func(false); return; } } // Check Required Rights
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if ((requiredNonRights != null) && (rights != MESHRIGHT_ADMIN) && ((rights & requiredNonRights) != 0)) { if (func) { func(false); return; } } // Check Required None Rights
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