diff options
Diffstat (limited to 'vnfmarket/src/main/webapp/vnfmarket/node_modules/socket.io/lib/manager.js')
-rw-r--r-- | vnfmarket/src/main/webapp/vnfmarket/node_modules/socket.io/lib/manager.js | 1027 |
1 files changed, 0 insertions, 1027 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/socket.io/lib/manager.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/socket.io/lib/manager.js deleted file mode 100644 index 83937853..00000000 --- a/vnfmarket/src/main/webapp/vnfmarket/node_modules/socket.io/lib/manager.js +++ /dev/null @@ -1,1027 +0,0 @@ -/*! - * socket.io-node - * Copyright(c) 2011 LearnBoost <dev@learnboost.com> - * MIT Licensed - */ - -/** - * Module dependencies. - */ - -var fs = require('fs') - , url = require('url') - , tty = require('tty') - , crypto = require('crypto') - , util = require('./util') - , store = require('./store') - , client = require('socket.io-client') - , transports = require('./transports') - , Logger = require('./logger') - , Socket = require('./socket') - , MemoryStore = require('./stores/memory') - , SocketNamespace = require('./namespace') - , Static = require('./static') - , EventEmitter = process.EventEmitter; - -/** - * Export the constructor. - */ - -exports = module.exports = Manager; - -/** - * Default transports. - */ - -var defaultTransports = exports.defaultTransports = [ - 'websocket' - , 'htmlfile' - , 'xhr-polling' - , 'jsonp-polling' -]; - -/** - * Inherited defaults. - */ - -var parent = module.parent.exports - , protocol = parent.protocol - , jsonpolling_re = /^\d+$/; - -/** - * Manager constructor. - * - * @param {HTTPServer} server - * @param {Object} options, optional - * @api public - */ - -function Manager (server, options) { - this.server = server; - this.namespaces = {}; - this.sockets = this.of(''); - this.settings = { - origins: '*:*' - , log: true - , store: new MemoryStore - , logger: new Logger - , static: new Static(this) - , heartbeats: true - , resource: '/socket.io' - , transports: defaultTransports - , authorization: false - , blacklist: ['disconnect'] - , 'log level': 3 - , 'log colors': tty.isatty(process.stdout.fd) - , 'close timeout': 60 - , 'heartbeat interval': 25 - , 'heartbeat timeout': 60 - , 'polling duration': 20 - , 'flash policy server': true - , 'flash policy port': 10843 - , 'destroy upgrade': true - , 'destroy buffer size': 10E7 - , 'browser client': true - , 'browser client cache': true - , 'browser client minification': false - , 'browser client etag': false - , 'browser client expires': 315360000 - , 'browser client gzip': false - , 'browser client handler': false - , 'client store expiration': 15 - , 'match origin protocol': false - }; - - for (var i in options) { - if (options.hasOwnProperty(i)) { - this.settings[i] = options[i]; - } - } - - var self = this; - - // default error handler - server.on('error', function(err) { - self.log.warn('error raised: ' + err); - }); - - this.initStore(); - - this.on('set:store', function() { - self.initStore(); - }); - - // reset listeners - this.oldListeners = server.listeners('request').splice(0); - server.removeAllListeners('request'); - - server.on('request', function (req, res) { - self.handleRequest(req, res); - }); - - server.on('upgrade', function (req, socket, head) { - self.handleUpgrade(req, socket, head); - }); - - server.on('close', function () { - clearInterval(self.gc); - }); - - server.once('listening', function () { - self.gc = setInterval(self.garbageCollection.bind(self), 10000); - }); - - for (var i in transports) { - if (transports.hasOwnProperty(i)) { - if (transports[i].init) { - transports[i].init(this); - } - } - } - - // forward-compatibility with 1.0 - var self = this; - this.sockets.on('connection', function (conn) { - self.emit('connection', conn); - }); - - this.sequenceNumber = Date.now() | 0; - - this.log.info('socket.io started'); -}; - -Manager.prototype.__proto__ = EventEmitter.prototype - -/** - * Store accessor shortcut. - * - * @api public - */ - -Manager.prototype.__defineGetter__('store', function () { - var store = this.get('store'); - store.manager = this; - return store; -}); - -/** - * Logger accessor. - * - * @api public - */ - -Manager.prototype.__defineGetter__('log', function () { - var logger = this.get('logger'); - - logger.level = this.get('log level') || -1; - logger.colors = this.get('log colors'); - logger.enabled = this.enabled('log'); - - return logger; -}); - -/** - * Static accessor. - * - * @api public - */ - -Manager.prototype.__defineGetter__('static', function () { - return this.get('static'); -}); - -/** - * Get settings. - * - * @api public - */ - -Manager.prototype.get = function (key) { - return this.settings[key]; -}; - -/** - * Set settings - * - * @api public - */ - -Manager.prototype.set = function (key, value) { - if (arguments.length == 1) return this.get(key); - this.settings[key] = value; - this.emit('set:' + key, this.settings[key], key); - return this; -}; - -/** - * Enable a setting - * - * @api public - */ - -Manager.prototype.enable = function (key) { - this.settings[key] = true; - this.emit('set:' + key, this.settings[key], key); - return this; -}; - -/** - * Disable a setting - * - * @api public - */ - -Manager.prototype.disable = function (key) { - this.settings[key] = false; - this.emit('set:' + key, this.settings[key], key); - return this; -}; - -/** - * Checks if a setting is enabled - * - * @api public - */ - -Manager.prototype.enabled = function (key) { - return !!this.settings[key]; -}; - -/** - * Checks if a setting is disabled - * - * @api public - */ - -Manager.prototype.disabled = function (key) { - return !this.settings[key]; -}; - -/** - * Configure callbacks. - * - * @api public - */ - -Manager.prototype.configure = function (env, fn) { - if ('function' == typeof env) { - env.call(this); - } else if (env == (process.env.NODE_ENV || 'development')) { - fn.call(this); - } - - return this; -}; - -/** - * Initializes everything related to the message dispatcher. - * - * @api private - */ - -Manager.prototype.initStore = function () { - this.handshaken = {}; - this.connected = {}; - this.open = {}; - this.closed = {}; - this.rooms = {}; - this.roomClients = {}; - - var self = this; - - this.store.subscribe('handshake', function (id, data) { - self.onHandshake(id, data); - }); - - this.store.subscribe('connect', function (id) { - self.onConnect(id); - }); - - this.store.subscribe('open', function (id) { - self.onOpen(id); - }); - - this.store.subscribe('join', function (id, room) { - self.onJoin(id, room); - }); - - this.store.subscribe('leave', function (id, room) { - self.onLeave(id, room); - }); - - this.store.subscribe('close', function (id) { - self.onClose(id); - }); - - this.store.subscribe('dispatch', function (room, packet, volatile, exceptions) { - self.onDispatch(room, packet, volatile, exceptions); - }); - - this.store.subscribe('disconnect', function (id) { - self.onDisconnect(id); - }); -}; - -/** - * Called when a client handshakes. - * - * @param text - */ - -Manager.prototype.onHandshake = function (id, data) { - this.handshaken[id] = data; -}; - -/** - * Called when a client connects (ie: transport first opens) - * - * @api private - */ - -Manager.prototype.onConnect = function (id) { - this.connected[id] = true; -}; - -/** - * Called when a client opens a request in a different node. - * - * @api private - */ - -Manager.prototype.onOpen = function (id) { - this.open[id] = true; - - if (this.closed[id]) { - var self = this; - - this.store.unsubscribe('dispatch:' + id, function () { - var transport = self.transports[id]; - if (self.closed[id] && self.closed[id].length && transport) { - - // if we have buffered messages that accumulate between calling - // onOpen an this async callback, send them if the transport is - // still open, otherwise leave them buffered - if (transport.open) { - transport.payload(self.closed[id]); - self.closed[id] = []; - } - } - }); - } - - // clear the current transport - if (this.transports[id]) { - this.transports[id].discard(); - this.transports[id] = null; - } -}; - -/** - * Called when a message is sent to a namespace and/or room. - * - * @api private - */ - -Manager.prototype.onDispatch = function (room, packet, volatile, exceptions) { - if (this.rooms[room]) { - for (var i = 0, l = this.rooms[room].length; i < l; i++) { - var id = this.rooms[room][i]; - - if (!~exceptions.indexOf(id)) { - if (this.transports[id] && this.transports[id].open) { - this.transports[id].onDispatch(packet, volatile); - } else if (!volatile) { - this.onClientDispatch(id, packet); - } - } - } - } -}; - -/** - * Called when a client joins a nsp / room. - * - * @api private - */ - -Manager.prototype.onJoin = function (id, name) { - if (!this.roomClients[id]) { - this.roomClients[id] = {}; - } - - if (!this.rooms[name]) { - this.rooms[name] = []; - } - - if (!~this.rooms[name].indexOf(id)) { - this.rooms[name].push(id); - this.roomClients[id][name] = true; - } -}; - -/** - * Called when a client leaves a nsp / room. - * - * @param private - */ - -Manager.prototype.onLeave = function (id, room) { - if (this.rooms[room]) { - var index = this.rooms[room].indexOf(id); - - if (index >= 0) { - this.rooms[room].splice(index, 1); - } - - if (!this.rooms[room].length) { - delete this.rooms[room]; - } - - if (this.roomClients[id]) { - delete this.roomClients[id][room]; - } - } -}; - -/** - * Called when a client closes a request in different node. - * - * @api private - */ - -Manager.prototype.onClose = function (id) { - if (this.open[id]) { - delete this.open[id]; - } - - this.closed[id] = []; - - var self = this; - - this.store.subscribe('dispatch:' + id, function (packet, volatile) { - if (!volatile) { - self.onClientDispatch(id, packet); - } - }); -}; - -/** - * Dispatches a message for a closed client. - * - * @api private - */ - -Manager.prototype.onClientDispatch = function (id, packet) { - if (this.closed[id]) { - this.closed[id].push(packet); - } -}; - -/** - * Receives a message for a client. - * - * @api private - */ - -Manager.prototype.onClientMessage = function (id, packet) { - if (this.namespaces[packet.endpoint]) { - this.namespaces[packet.endpoint].handlePacket(id, packet); - } -}; - -/** - * Fired when a client disconnects (not triggered). - * - * @api private - */ - -Manager.prototype.onClientDisconnect = function (id, reason) { - for (var name in this.namespaces) { - if (this.namespaces.hasOwnProperty(name)) { - this.namespaces[name].handleDisconnect(id, reason, typeof this.roomClients[id] !== 'undefined' && - typeof this.roomClients[id][name] !== 'undefined'); - } - } - - this.onDisconnect(id); -}; - -/** - * Called when a client disconnects. - * - * @param text - */ - -Manager.prototype.onDisconnect = function (id, local) { - delete this.handshaken[id]; - - if (this.open[id]) { - delete this.open[id]; - } - - if (this.connected[id]) { - delete this.connected[id]; - } - - if (this.transports[id]) { - this.transports[id].discard(); - delete this.transports[id]; - } - - if (this.closed[id]) { - delete this.closed[id]; - } - - if (this.roomClients[id]) { - for (var room in this.roomClients[id]) { - if (this.roomClients[id].hasOwnProperty(room)) { - this.onLeave(id, room); - } - } - delete this.roomClients[id] - } - - this.store.destroyClient(id, this.get('client store expiration')); - - this.store.unsubscribe('dispatch:' + id); - - if (local) { - this.store.unsubscribe('message:' + id); - this.store.unsubscribe('disconnect:' + id); - } -}; - -/** - * Handles an HTTP request. - * - * @api private - */ - -Manager.prototype.handleRequest = function (req, res) { - var data = this.checkRequest(req); - - if (!data) { - for (var i = 0, l = this.oldListeners.length; i < l; i++) { - this.oldListeners[i].call(this.server, req, res); - } - - return; - } - - if (data.static || !data.transport && !data.protocol) { - if (data.static && this.enabled('browser client')) { - this.static.write(data.path, req, res); - } else { - res.writeHead(200); - res.end('Welcome to socket.io.'); - - this.log.info('unhandled socket.io url'); - } - - return; - } - - if (data.protocol != protocol) { - res.writeHead(500); - res.end('Protocol version not supported.'); - - this.log.info('client protocol version unsupported'); - } else { - if (data.id) { - this.handleHTTPRequest(data, req, res); - } else { - this.handleHandshake(data, req, res); - } - } -}; - -/** - * Handles an HTTP Upgrade. - * - * @api private - */ - -Manager.prototype.handleUpgrade = function (req, socket, head) { - var data = this.checkRequest(req) - , self = this; - - if (!data) { - if (this.enabled('destroy upgrade')) { - socket.end(); - this.log.debug('destroying non-socket.io upgrade'); - } - - return; - } - - req.head = head; - this.handleClient(data, req); - req.head = null; -}; - -/** - * Handles a normal handshaken HTTP request (eg: long-polling) - * - * @api private - */ - -Manager.prototype.handleHTTPRequest = function (data, req, res) { - req.res = res; - this.handleClient(data, req); -}; - -/** - * Intantiantes a new client. - * - * @api private - */ - -Manager.prototype.handleClient = function (data, req) { - var socket = req.socket - , store = this.store - , self = this; - - // handle sync disconnect xhrs - if (undefined != data.query.disconnect) { - if (this.transports[data.id] && this.transports[data.id].open) { - this.transports[data.id].onForcedDisconnect(); - } else { - this.store.publish('disconnect-force:' + data.id); - } - req.res.writeHead(200); - req.res.end(); - return; - } - - if (!~this.get('transports').indexOf(data.transport)) { - this.log.warn('unknown transport: "' + data.transport + '"'); - req.connection.end(); - return; - } - - var transport = new transports[data.transport](this, data, req) - , handshaken = this.handshaken[data.id]; - - if (transport.disconnected) { - // failed during transport setup - req.connection.end(); - return; - } - if (handshaken) { - if (transport.open) { - if (this.closed[data.id] && this.closed[data.id].length) { - transport.payload(this.closed[data.id]); - this.closed[data.id] = []; - } - - this.onOpen(data.id); - this.store.publish('open', data.id); - this.transports[data.id] = transport; - } - - if (!this.connected[data.id]) { - this.onConnect(data.id); - this.store.publish('connect', data.id); - - // flag as used - delete handshaken.issued; - this.onHandshake(data.id, handshaken); - this.store.publish('handshake', data.id, handshaken); - - // initialize the socket for all namespaces - for (var i in this.namespaces) { - if (this.namespaces.hasOwnProperty(i)) { - var socket = this.namespaces[i].socket(data.id, true); - - // echo back connect packet and fire connection event - if (i === '') { - this.namespaces[i].handlePacket(data.id, { type: 'connect' }); - } - } - } - - this.store.subscribe('message:' + data.id, function (packet) { - self.onClientMessage(data.id, packet); - }); - - this.store.subscribe('disconnect:' + data.id, function (reason) { - self.onClientDisconnect(data.id, reason); - }); - } - } else { - if (transport.open) { - transport.error('client not handshaken', 'reconnect'); - } - - transport.discard(); - } -}; - -/** - * Generates a session id. - * - * @api private - */ - -Manager.prototype.generateId = function () { - var rand = new Buffer(15); // multiple of 3 for base64 - if (!rand.writeInt32BE) { - return Math.abs(Math.random() * Math.random() * Date.now() | 0).toString() - + Math.abs(Math.random() * Math.random() * Date.now() | 0).toString(); - } - this.sequenceNumber = (this.sequenceNumber + 1) | 0; - rand.writeInt32BE(this.sequenceNumber, 11); - if (crypto.randomBytes) { - crypto.randomBytes(12).copy(rand); - } else { - // not secure for node 0.4 - [0, 4, 8].forEach(function(i) { - rand.writeInt32BE(Math.random() * Math.pow(2, 32) | 0, i); - }); - } - return rand.toString('base64').replace(/\//g, '_').replace(/\+/g, '-'); -}; - -/** - * Handles a handshake request. - * - * @api private - */ - -Manager.prototype.handleHandshake = function (data, req, res) { - var self = this - , origin = req.headers.origin - , headers = { - 'Content-Type': 'text/plain' - }; - - function writeErr (status, message) { - if (data.query.jsonp && jsonpolling_re.test(data.query.jsonp)) { - res.writeHead(200, { 'Content-Type': 'application/javascript' }); - res.end('io.j[' + data.query.jsonp + '](new Error("' + message + '"));'); - } else { - res.writeHead(status, headers); - res.end(message); - } - }; - - function error (err) { - writeErr(500, 'handshake error'); - self.log.warn('handshake error ' + err); - }; - - if (!this.verifyOrigin(req)) { - writeErr(403, 'handshake bad origin'); - return; - } - - var handshakeData = this.handshakeData(data); - - if (origin) { - // https://developer.mozilla.org/En/HTTP_Access_Control - headers['Access-Control-Allow-Origin'] = origin; - headers['Access-Control-Allow-Credentials'] = 'true'; - } - - this.authorize(handshakeData, function (err, authorized, newData) { - if (err) return error(err); - - if (authorized) { - var id = self.generateId() - , hs = [ - id - , self.enabled('heartbeats') ? self.get('heartbeat timeout') || '' : '' - , self.get('close timeout') || '' - , self.transports(data).join(',') - ].join(':'); - - if (data.query.jsonp && jsonpolling_re.test(data.query.jsonp)) { - hs = 'io.j[' + data.query.jsonp + '](' + JSON.stringify(hs) + ');'; - res.writeHead(200, { 'Content-Type': 'application/javascript' }); - } else { - res.writeHead(200, headers); - } - - res.end(hs); - - self.onHandshake(id, newData || handshakeData); - self.store.publish('handshake', id, newData || handshakeData); - - self.log.info('handshake authorized', id); - } else { - writeErr(403, 'handshake unauthorized'); - self.log.info('handshake unauthorized'); - } - }) -}; - -/** - * Gets normalized handshake data - * - * @api private - */ - -Manager.prototype.handshakeData = function (data) { - var connection = data.request.connection - , connectionAddress - , date = new Date; - - if (connection.remoteAddress) { - connectionAddress = { - address: connection.remoteAddress - , port: connection.remotePort - }; - } else if (connection.socket && connection.socket.remoteAddress) { - connectionAddress = { - address: connection.socket.remoteAddress - , port: connection.socket.remotePort - }; - } - - return { - headers: data.headers - , address: connectionAddress - , time: date.toString() - , query: data.query - , url: data.request.url - , xdomain: !!data.request.headers.origin - , secure: data.request.connection.secure - , issued: +date - }; -}; - -/** - * Verifies the origin of a request. - * - * @api private - */ - -Manager.prototype.verifyOrigin = function (request) { - var origin = request.headers.origin || request.headers.referer - , origins = this.get('origins'); - - if (origin === 'null') origin = '*'; - - if (origins.indexOf('*:*') !== -1) { - return true; - } - - if (origin) { - try { - var parts = url.parse(origin); - parts.port = parts.port || 80; - var ok = - ~origins.indexOf(parts.hostname + ':' + parts.port) || - ~origins.indexOf(parts.hostname + ':*') || - ~origins.indexOf('*:' + parts.port); - if (!ok) this.log.warn('illegal origin: ' + origin); - return ok; - } catch (ex) { - this.log.warn('error parsing origin'); - } - } - else { - this.log.warn('origin missing from handshake, yet required by config'); - } - return false; -}; - -/** - * Handles an incoming packet. - * - * @api private - */ - -Manager.prototype.handlePacket = function (sessid, packet) { - this.of(packet.endpoint || '').handlePacket(sessid, packet); -}; - -/** - * Performs authentication. - * - * @param Object client request data - * @api private - */ - -Manager.prototype.authorize = function (data, fn) { - if (this.get('authorization')) { - var self = this; - - this.get('authorization').call(this, data, function (err, authorized) { - self.log.debug('client ' + authorized ? 'authorized' : 'unauthorized'); - fn(err, authorized); - }); - } else { - this.log.debug('client authorized'); - fn(null, true); - } - - return this; -}; - -/** - * Retrieves the transports adviced to the user. - * - * @api private - */ - -Manager.prototype.transports = function (data) { - var transp = this.get('transports') - , ret = []; - - for (var i = 0, l = transp.length; i < l; i++) { - var transport = transp[i]; - - if (transport) { - if (!transport.checkClient || transport.checkClient(data)) { - ret.push(transport); - } - } - } - - return ret; -}; - -/** - * Checks whether a request is a socket.io one. - * - * @return {Object} a client request data object or `false` - * @api private - */ - -var regexp = /^\/([^\/]+)\/?([^\/]+)?\/?([^\/]+)?\/?$/ - -Manager.prototype.checkRequest = function (req) { - var resource = this.get('resource'); - - var match; - if (typeof resource === 'string') { - match = req.url.substr(0, resource.length); - if (match !== resource) match = null; - } else { - match = resource.exec(req.url); - if (match) match = match[0]; - } - - if (match) { - var uri = url.parse(req.url.substr(match.length), true) - , path = uri.pathname || '' - , pieces = path.match(regexp); - - // client request data - var data = { - query: uri.query || {} - , headers: req.headers - , request: req - , path: path - }; - - if (pieces) { - data.protocol = Number(pieces[1]); - data.transport = pieces[2]; - data.id = pieces[3]; - data.static = !!this.static.has(path); - }; - - return data; - } - - return false; -}; - -/** - * Declares a socket namespace - * - * @api public - */ - -Manager.prototype.of = function (nsp) { - if (this.namespaces[nsp]) { - return this.namespaces[nsp]; - } - - return this.namespaces[nsp] = new SocketNamespace(this, nsp); -}; - -/** - * Perform garbage collection on long living objects and properties that cannot - * be removed automatically. - * - * @api private - */ - -Manager.prototype.garbageCollection = function () { - // clean up unused handshakes - var ids = Object.keys(this.handshaken) - , i = ids.length - , now = Date.now() - , handshake; - - while (i--) { - handshake = this.handshaken[ids[i]]; - - if ('issued' in handshake && (now - handshake.issued) >= 3E4) { - this.onDisconnect(ids[i]); - } - } -}; |