diff options
Diffstat (limited to 'deps/npm/node_modules/request/tunnel.js')
-rw-r--r-- | deps/npm/node_modules/request/tunnel.js | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/deps/npm/node_modules/request/tunnel.js b/deps/npm/node_modules/request/tunnel.js deleted file mode 100644 index 469c130e89..0000000000 --- a/deps/npm/node_modules/request/tunnel.js +++ /dev/null @@ -1,230 +0,0 @@ -'use strict'; - -var net = require('net'); -var tls = require('tls'); -var http = require('http'); -var https = require('https'); -var events = require('events'); -var assert = require('assert'); -var util = require('util'); - - -exports.httpOverHttp = httpOverHttp; -exports.httpsOverHttp = httpsOverHttp; -exports.httpOverHttps = httpOverHttps; -exports.httpsOverHttps = httpsOverHttps; - - -function httpOverHttp(options) { - var agent = new TunnelingAgent(options); - agent.request = http.request; - return agent; -} - -function httpsOverHttp(options) { - var agent = new TunnelingAgent(options); - agent.request = http.request; - agent.createSocket = createSecureSocket; - return agent; -} - -function httpOverHttps(options) { - var agent = new TunnelingAgent(options); - agent.request = https.request; - return agent; -} - -function httpsOverHttps(options) { - var agent = new TunnelingAgent(options); - agent.request = https.request; - agent.createSocket = createSecureSocket; - return agent; -} - - -function TunnelingAgent(options) { - var self = this; - self.options = options || {}; - self.proxyOptions = self.options.proxy || {}; - self.maxSockets = self.options.maxSockets || http.Agent.defaultMaxSockets; - self.requests = []; - self.sockets = []; - - self.on('free', function onFree(socket, host, port) { - for (var i = 0, len = self.requests.length; i < len; ++i) { - var pending = self.requests[i]; - if (pending.host === host && pending.port === port) { - // Detect the request to connect same origin server, - // reuse the connection. - self.requests.splice(i, 1); - pending.request.onSocket(socket); - return; - } - } - socket.destroy(); - self.removeSocket(socket); - }); -} -util.inherits(TunnelingAgent, events.EventEmitter); - -TunnelingAgent.prototype.addRequest = function addRequest(req, host, port) { - var self = this; - - if (self.sockets.length >= this.maxSockets) { - // We are over limit so we'll add it to the queue. - self.requests.push({host: host, port: port, request: req}); - return; - } - - // If we are under maxSockets create a new one. - self.createSocket({host: host, port: port, request: req}, function(socket) { - socket.on('free', onFree); - socket.on('close', onCloseOrRemove); - socket.on('agentRemove', onCloseOrRemove); - req.onSocket(socket); - - function onFree() { - self.emit('free', socket, host, port); - } - - function onCloseOrRemove(err) { - self.removeSocket(); - socket.removeListener('free', onFree); - socket.removeListener('close', onCloseOrRemove); - socket.removeListener('agentRemove', onCloseOrRemove); - } - }); -}; - -TunnelingAgent.prototype.createSocket = function createSocket(options, cb) { - var self = this; - var placeholder = {}; - self.sockets.push(placeholder); - - var connectOptions = mergeOptions({}, self.proxyOptions, { - method: 'CONNECT', - path: options.host + ':' + options.port, - agent: false - }); - if (connectOptions.proxyAuth) { - connectOptions.headers = connectOptions.headers || {}; - connectOptions.headers['Proxy-Authorization'] = 'Basic ' + - new Buffer(connectOptions.proxyAuth).toString('base64'); - } - - debug('making CONNECT request'); - var connectReq = self.request(connectOptions); - connectReq.useChunkedEncodingByDefault = false; // for v0.6 - connectReq.once('response', onResponse); // for v0.6 - connectReq.once('upgrade', onUpgrade); // for v0.6 - connectReq.once('connect', onConnect); // for v0.7 or later - connectReq.once('error', onError); - connectReq.end(); - - function onResponse(res) { - // Very hacky. This is necessary to avoid http-parser leaks. - res.upgrade = true; - } - - function onUpgrade(res, socket, head) { - // Hacky. - process.nextTick(function() { - onConnect(res, socket, head); - }); - } - - function onConnect(res, socket, head) { - connectReq.removeAllListeners(); - socket.removeAllListeners(); - - if (res.statusCode === 200) { - assert.equal(head.length, 0); - debug('tunneling connection has established'); - self.sockets[self.sockets.indexOf(placeholder)] = socket; - cb(socket); - } else { - debug('tunneling socket could not be established, statusCode=%d', - res.statusCode); - var error = new Error('tunneling socket could not be established, ' + - 'sutatusCode=' + res.statusCode); - error.code = 'ECONNRESET'; - options.request.emit('error', error); - self.removeSocket(placeholder); - } - } - - function onError(cause) { - connectReq.removeAllListeners(); - - debug('tunneling socket could not be established, cause=%s\n', - cause.message, cause.stack); - var error = new Error('tunneling socket could not be established, ' + - 'cause=' + cause.message); - error.code = 'ECONNRESET'; - options.request.emit('error', error); - self.removeSocket(placeholder); - } -}; - -TunnelingAgent.prototype.removeSocket = function removeSocket(socket) { - var pos = this.sockets.indexOf(socket) - if (pos === -1) { - return; - } - this.sockets.splice(pos, 1); - - var pending = this.requests.shift(); - if (pending) { - // If we have pending requests and a socket gets closed a new one - // needs to be created to take over in the pool for the one that closed. - this.createSocket(pending, function(socket) { - pending.request.onSocket(socket); - }); - } -}; - -function createSecureSocket(options, cb) { - var self = this; - TunnelingAgent.prototype.createSocket.call(self, options, function(socket) { - // 0 is dummy port for v0.6 - var secureSocket = tls.connect(0, mergeOptions({}, self.options, { - servername: options.host, - socket: socket - })); - cb(secureSocket); - }); -} - - -function mergeOptions(target) { - for (var i = 1, len = arguments.length; i < len; ++i) { - var overrides = arguments[i]; - if (typeof overrides === 'object') { - var keys = Object.keys(overrides); - for (var j = 0, keyLen = keys.length; j < keyLen; ++j) { - var k = keys[j]; - if (overrides[k] !== undefined) { - target[k] = overrides[k]; - } - } - } - } - return target; -} - - -var debug; -if (process.env.NODE_DEBUG && /\btunnel\b/.test(process.env.NODE_DEBUG)) { - debug = function() { - var args = Array.prototype.slice.call(arguments); - if (typeof args[0] === 'string') { - args[0] = 'TUNNEL: ' + args[0]; - } else { - args.unshift('TUNNEL:'); - } - console.error.apply(console, args); - } -} else { - debug = function() {}; -} -exports.debug = debug; // for test |