1 | 'use strict'
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2 |
|
3 | var http = require('http')
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4 | , https = require('https')
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5 | , url = require('url')
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6 | , util = require('util')
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7 | , stream = require('stream')
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8 | , zlib = require('zlib')
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9 | , bl = require('bl')
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10 | , hawk = require('hawk')
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11 | , aws = require('aws-sign2')
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12 | , httpSignature = require('http-signature')
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13 | , mime = require('mime-types')
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14 | , stringstream = require('stringstream')
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15 | , caseless = require('caseless')
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16 | , ForeverAgent = require('forever-agent')
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17 | , FormData = require('form-data')
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18 | , isTypedArray = require('is-typedarray').strict
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19 | , helpers = require('./lib/helpers')
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20 | , cookies = require('./lib/cookies')
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21 | , getProxyFromURI = require('./lib/getProxyFromURI')
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22 | , Querystring = require('./lib/querystring').Querystring
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23 | , Har = require('./lib/har').Har
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24 | , Auth = require('./lib/auth').Auth
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25 | , OAuth = require('./lib/oauth').OAuth
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26 | , Multipart = require('./lib/multipart').Multipart
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27 | , Redirect = require('./lib/redirect').Redirect
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28 | , Tunnel = require('./lib/tunnel').Tunnel
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29 |
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30 | var safeStringify = helpers.safeStringify
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31 | , isReadStream = helpers.isReadStream
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32 | , toBase64 = helpers.toBase64
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33 | , defer = helpers.defer
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34 | , copy = helpers.copy
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35 | , version = helpers.version
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36 | , globalCookieJar = cookies.jar()
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37 |
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38 |
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39 | var globalPool = {}
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40 |
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41 | function filterForNonReserved(reserved, options) {
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42 |
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43 |
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44 |
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45 | var object = {}
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46 | for (var i in options) {
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47 | var notReserved = (reserved.indexOf(i) === -1)
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48 | if (notReserved) {
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49 | object[i] = options[i]
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50 | }
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51 | }
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52 | return object
|
53 | }
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54 |
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55 | function filterOutReservedFunctions(reserved, options) {
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56 |
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57 |
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58 |
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59 | var object = {}
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60 | for (var i in options) {
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61 | var isReserved = !(reserved.indexOf(i) === -1)
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62 | var isFunction = (typeof options[i] === 'function')
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63 | if (!(isReserved && isFunction)) {
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64 | object[i] = options[i]
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65 | }
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66 | }
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67 | return object
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68 |
|
69 | }
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70 |
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71 |
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72 | function connectionErrorHandler(error) {
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73 | var socket = this
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74 | if (socket.res) {
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75 | if (socket.res.request) {
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76 | socket.res.request.emit('error', error)
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77 | } else {
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78 | socket.res.emit('error', error)
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79 | }
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80 | } else {
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81 | socket._httpMessage.emit('error', error)
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82 | }
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83 | }
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84 |
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85 |
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86 | function requestToJSON() {
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87 | var self = this
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88 | return {
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89 | uri: self.uri,
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90 | method: self.method,
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91 | headers: self.headers
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92 | }
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93 | }
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94 |
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95 |
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96 | function responseToJSON() {
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97 | var self = this
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98 | return {
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99 | statusCode: self.statusCode,
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100 | body: self.body,
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101 | headers: self.headers,
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102 | request: requestToJSON.call(self.request)
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103 | }
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104 | }
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105 |
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106 | function Request (options) {
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107 |
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108 |
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109 |
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110 |
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111 |
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112 |
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113 |
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114 | var self = this
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115 |
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116 |
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117 | if (options.har) {
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118 | self._har = new Har(self)
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119 | options = self._har.options(options)
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120 | }
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121 |
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122 | stream.Stream.call(self)
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123 | var reserved = Object.keys(Request.prototype)
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124 | var nonReserved = filterForNonReserved(reserved, options)
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125 |
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126 | util._extend(self, nonReserved)
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127 | options = filterOutReservedFunctions(reserved, options)
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128 |
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129 | self.readable = true
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130 | self.writable = true
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131 | if (options.method) {
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132 | self.explicitMethod = true
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133 | }
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134 | self._qs = new Querystring(self)
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135 | self._auth = new Auth(self)
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136 | self._oauth = new OAuth(self)
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137 | self._multipart = new Multipart(self)
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138 | self._redirect = new Redirect(self)
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139 | self._tunnel = new Tunnel(self)
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140 | self.init(options)
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141 | }
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142 |
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143 | util.inherits(Request, stream.Stream)
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144 |
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145 |
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146 | Request.debug = process.env.NODE_DEBUG && /\brequest\b/.test(process.env.NODE_DEBUG)
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147 | function debug() {
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148 | if (Request.debug) {
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149 | console.error('REQUEST %s', util.format.apply(util, arguments))
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150 | }
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151 | }
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152 | Request.prototype.debug = debug
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153 |
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154 | Request.prototype.init = function (options) {
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155 |
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156 |
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157 |
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158 | var self = this
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159 | if (!options) {
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160 | options = {}
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161 | }
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162 | self.headers = self.headers ? copy(self.headers) : {}
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163 |
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164 |
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165 |
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166 | for (var headerName in self.headers) {
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167 | if (typeof self.headers[headerName] === 'undefined') {
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168 | delete self.headers[headerName]
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169 | }
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170 | }
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171 |
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172 | caseless.httpify(self, self.headers)
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173 |
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174 | if (!self.method) {
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175 | self.method = options.method || 'GET'
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176 | }
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177 | if (!self.localAddress) {
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178 | self.localAddress = options.localAddress
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179 | }
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180 |
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181 | self._qs.init(options)
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182 |
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183 | debug(options)
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184 | if (!self.pool && self.pool !== false) {
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185 | self.pool = globalPool
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186 | }
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187 | self.dests = self.dests || []
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188 | self.__isRequestRequest = true
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189 |
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190 |
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191 | if (!self._callback && self.callback) {
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192 | self._callback = self.callback
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193 | self.callback = function () {
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194 | if (self._callbackCalled) {
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195 | return
|
196 | }
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197 | self._callbackCalled = true
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198 | self._callback.apply(self, arguments)
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199 | }
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200 | self.on('error', self.callback.bind())
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201 | self.on('complete', self.callback.bind(self, null))
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202 | }
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203 |
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204 |
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205 | if (!self.uri && self.url) {
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206 | self.uri = self.url
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207 | delete self.url
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208 | }
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209 |
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210 |
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211 |
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212 | if (self.baseUrl) {
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213 | if (typeof self.baseUrl !== 'string') {
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214 | return self.emit('error', new Error('options.baseUrl must be a string'))
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215 | }
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216 |
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217 | if (typeof self.uri !== 'string') {
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218 | return self.emit('error', new Error('options.uri must be a string when using options.baseUrl'))
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219 | }
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220 |
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221 | if (self.uri.indexOf('//') === 0 || self.uri.indexOf('://') !== -1) {
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222 | return self.emit('error', new Error('options.uri must be a path when using options.baseUrl'))
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223 | }
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224 |
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225 |
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226 |
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227 | var baseUrlEndsWithSlash = self.baseUrl.lastIndexOf('/') === self.baseUrl.length - 1
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228 | var uriStartsWithSlash = self.uri.indexOf('/') === 0
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229 |
|
230 | if (baseUrlEndsWithSlash && uriStartsWithSlash) {
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231 | self.uri = self.baseUrl + self.uri.slice(1)
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232 | } else if (baseUrlEndsWithSlash || uriStartsWithSlash) {
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233 | self.uri = self.baseUrl + self.uri
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234 | } else if (self.uri === '') {
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235 | self.uri = self.baseUrl
|
236 | } else {
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237 | self.uri = self.baseUrl + '/' + self.uri
|
238 | }
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239 | delete self.baseUrl
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240 | }
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241 |
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242 |
|
243 | if (!self.uri) {
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244 | return self.emit('error', new Error('options.uri is a required argument'))
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245 | }
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246 |
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247 |
|
248 | if (typeof self.uri === 'string') {
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249 | self.uri = url.parse(self.uri)
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250 | }
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251 |
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252 |
|
253 | if (!self.uri.href) {
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254 | self.uri.href = url.format(self.uri)
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255 | }
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256 |
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257 |
|
258 | if (self.uri.protocol === 'unix:') {
|
259 | return self.emit('error', new Error('`unix://` URL scheme is no longer supported. Please use the format `http://unix:SOCKET:PATH`'))
|
260 | }
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261 |
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262 |
|
263 | if (self.uri.host === 'unix') {
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264 | self.enableUnixSocket()
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265 | }
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266 |
|
267 | if (self.strictSSL === false) {
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268 | self.rejectUnauthorized = false
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269 | }
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270 |
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271 | if (!self.uri.pathname) {self.uri.pathname = '/'}
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272 |
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273 | if (!(self.uri.host || (self.uri.hostname && self.uri.port)) && !self.uri.isUnix) {
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274 |
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275 |
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276 | var faultyUri = url.format(self.uri)
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277 | var message = 'Invalid URI "' + faultyUri + '"'
|
278 | if (Object.keys(options).length === 0) {
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279 |
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280 |
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281 |
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282 | message += '. This can be caused by a crappy redirection.'
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283 | }
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284 |
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285 | self.abort()
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286 | return self.emit('error', new Error(message))
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287 | }
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288 |
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289 | if (!self.hasOwnProperty('proxy')) {
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290 | self.proxy = getProxyFromURI(self.uri)
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291 | }
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292 |
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293 | self.tunnel = self._tunnel.isEnabled()
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294 | if (self.proxy) {
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295 | self._tunnel.setup(options)
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296 | }
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297 |
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298 | self._redirect.onRequest(options)
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299 |
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300 | self.setHost = false
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301 | if (!self.hasHeader('host')) {
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302 | var hostHeaderName = self.originalHostHeaderName || 'host'
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303 | self.setHeader(hostHeaderName, self.uri.hostname)
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304 | if (self.uri.port) {
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305 | if ( !(self.uri.port === 80 && self.uri.protocol === 'http:') &&
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306 | !(self.uri.port === 443 && self.uri.protocol === 'https:') ) {
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307 | self.setHeader(hostHeaderName, self.getHeader('host') + (':' + self.uri.port) )
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308 | }
|
309 | }
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310 | self.setHost = true
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311 | }
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312 |
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313 | self.jar(self._jar || options.jar)
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314 |
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315 | if (!self.uri.port) {
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316 | if (self.uri.protocol === 'http:') {self.uri.port = 80}
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317 | else if (self.uri.protocol === 'https:') {self.uri.port = 443}
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318 | }
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319 |
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320 | if (self.proxy && !self.tunnel) {
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321 | self.port = self.proxy.port
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322 | self.host = self.proxy.hostname
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323 | } else {
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324 | self.port = self.uri.port
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325 | self.host = self.uri.hostname
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326 | }
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327 |
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328 | if (options.form) {
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329 | self.form(options.form)
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330 | }
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331 |
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332 | if (options.formData) {
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333 | var formData = options.formData
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334 | var requestForm = self.form()
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335 | var appendFormValue = function (key, value) {
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336 | if (value.hasOwnProperty('value') && value.hasOwnProperty('options')) {
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337 | requestForm.append(key, value.value, value.options)
|
338 | } else {
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339 | requestForm.append(key, value)
|
340 | }
|
341 | }
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342 | for (var formKey in formData) {
|
343 | if (formData.hasOwnProperty(formKey)) {
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344 | var formValue = formData[formKey]
|
345 | if (formValue instanceof Array) {
|
346 | for (var j = 0; j < formValue.length; j++) {
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347 | appendFormValue(formKey, formValue[j])
|
348 | }
|
349 | } else {
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350 | appendFormValue(formKey, formValue)
|
351 | }
|
352 | }
|
353 | }
|
354 | }
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355 |
|
356 | if (options.qs) {
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357 | self.qs(options.qs)
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358 | }
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359 |
|
360 | if (self.uri.path) {
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361 | self.path = self.uri.path
|
362 | } else {
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363 | self.path = self.uri.pathname + (self.uri.search || '')
|
364 | }
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365 |
|
366 | if (self.path.length === 0) {
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367 | self.path = '/'
|
368 | }
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369 |
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370 |
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371 | if (options.aws) {
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372 | self.aws(options.aws)
|
373 | }
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374 |
|
375 | if (options.hawk) {
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376 | self.hawk(options.hawk)
|
377 | }
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378 |
|
379 | if (options.httpSignature) {
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380 | self.httpSignature(options.httpSignature)
|
381 | }
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382 |
|
383 | if (options.auth) {
|
384 | if (Object.prototype.hasOwnProperty.call(options.auth, 'username')) {
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385 | options.auth.user = options.auth.username
|
386 | }
|
387 | if (Object.prototype.hasOwnProperty.call(options.auth, 'password')) {
|
388 | options.auth.pass = options.auth.password
|
389 | }
|
390 |
|
391 | self.auth(
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392 | options.auth.user,
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393 | options.auth.pass,
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394 | options.auth.sendImmediately,
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395 | options.auth.bearer
|
396 | )
|
397 | }
|
398 |
|
399 | if (self.gzip && !self.hasHeader('accept-encoding')) {
|
400 | self.setHeader('accept-encoding', 'gzip')
|
401 | }
|
402 |
|
403 | if (self.uri.auth && !self.hasHeader('authorization')) {
|
404 | var uriAuthPieces = self.uri.auth.split(':').map(function(item) {return self._qs.unescape(item)})
|
405 | self.auth(uriAuthPieces[0], uriAuthPieces.slice(1).join(':'), true)
|
406 | }
|
407 |
|
408 | if (!self.tunnel && self.proxy && self.proxy.auth && !self.hasHeader('proxy-authorization')) {
|
409 | var proxyAuthPieces = self.proxy.auth.split(':').map(function(item) {return self._qs.unescape(item)})
|
410 | var authHeader = 'Basic ' + toBase64(proxyAuthPieces.join(':'))
|
411 | self.setHeader('proxy-authorization', authHeader)
|
412 | }
|
413 |
|
414 | if (self.proxy && !self.tunnel) {
|
415 | self.path = (self.uri.protocol + '//' + self.uri.host + self.path)
|
416 | }
|
417 |
|
418 | if (options.json) {
|
419 | self.json(options.json)
|
420 | }
|
421 | if (options.multipart) {
|
422 | self.multipart(options.multipart)
|
423 | }
|
424 |
|
425 | if (options.time) {
|
426 | self.timing = true
|
427 | self.elapsedTime = self.elapsedTime || 0
|
428 | }
|
429 |
|
430 | function setContentLength () {
|
431 | if (isTypedArray(self.body)) {
|
432 | self.body = new Buffer(self.body)
|
433 | }
|
434 |
|
435 | if (!self.hasHeader('content-length')) {
|
436 | var length
|
437 | if (typeof self.body === 'string') {
|
438 | length = Buffer.byteLength(self.body)
|
439 | }
|
440 | else if (Array.isArray(self.body)) {
|
441 | length = self.body.reduce(function (a, b) {return a + b.length}, 0)
|
442 | }
|
443 | else {
|
444 | length = self.body.length
|
445 | }
|
446 |
|
447 | if (length) {
|
448 | self.setHeader('content-length', length)
|
449 | } else {
|
450 | self.emit('error', new Error('Argument error, options.body.'))
|
451 | }
|
452 | }
|
453 | }
|
454 | if (self.body) {
|
455 | setContentLength()
|
456 | }
|
457 |
|
458 | if (options.oauth) {
|
459 | self.oauth(options.oauth)
|
460 | } else if (self._oauth.params && self.hasHeader('authorization')) {
|
461 | self.oauth(self._oauth.params)
|
462 | }
|
463 |
|
464 | var protocol = self.proxy && !self.tunnel ? self.proxy.protocol : self.uri.protocol
|
465 | , defaultModules = {'http:':http, 'https:':https}
|
466 | , httpModules = self.httpModules || {}
|
467 |
|
468 | self.httpModule = httpModules[protocol] || defaultModules[protocol]
|
469 |
|
470 | if (!self.httpModule) {
|
471 | return self.emit('error', new Error('Invalid protocol: ' + protocol))
|
472 | }
|
473 |
|
474 | if (options.ca) {
|
475 | self.ca = options.ca
|
476 | }
|
477 |
|
478 | if (!self.agent) {
|
479 | if (options.agentOptions) {
|
480 | self.agentOptions = options.agentOptions
|
481 | }
|
482 |
|
483 | if (options.agentClass) {
|
484 | self.agentClass = options.agentClass
|
485 | } else if (options.forever) {
|
486 | var v = version()
|
487 |
|
488 | if (v.major === 0 && v.minor <= 10) {
|
489 | self.agentClass = protocol === 'http:' ? ForeverAgent : ForeverAgent.SSL
|
490 | } else {
|
491 | self.agentClass = self.httpModule.Agent
|
492 | self.agentOptions = self.agentOptions || {}
|
493 | self.agentOptions.keepAlive = true
|
494 | }
|
495 | } else {
|
496 | self.agentClass = self.httpModule.Agent
|
497 | }
|
498 | }
|
499 |
|
500 | if (self.pool === false) {
|
501 | self.agent = false
|
502 | } else {
|
503 | self.agent = self.agent || self.getNewAgent()
|
504 | }
|
505 |
|
506 | self.on('pipe', function (src) {
|
507 | if (self.ntick && self._started) {
|
508 | self.emit('error', new Error('You cannot pipe to this stream after the outbound request has started.'))
|
509 | }
|
510 | self.src = src
|
511 | if (isReadStream(src)) {
|
512 | if (!self.hasHeader('content-type')) {
|
513 | self.setHeader('content-type', mime.lookup(src.path))
|
514 | }
|
515 | } else {
|
516 | if (src.headers) {
|
517 | for (var i in src.headers) {
|
518 | if (!self.hasHeader(i)) {
|
519 | self.setHeader(i, src.headers[i])
|
520 | }
|
521 | }
|
522 | }
|
523 | if (self._json && !self.hasHeader('content-type')) {
|
524 | self.setHeader('content-type', 'application/json')
|
525 | }
|
526 | if (src.method && !self.explicitMethod) {
|
527 | self.method = src.method
|
528 | }
|
529 | }
|
530 |
|
531 |
|
532 |
|
533 |
|
534 | })
|
535 |
|
536 | defer(function () {
|
537 | if (self._aborted) {
|
538 | return
|
539 | }
|
540 |
|
541 | var end = function () {
|
542 | if (self._form) {
|
543 | if (!self._auth.hasAuth) {
|
544 | self._form.pipe(self)
|
545 | }
|
546 | else if (self._auth.hasAuth && self._auth.sentAuth) {
|
547 | self._form.pipe(self)
|
548 | }
|
549 | }
|
550 | if (self._multipart && self._multipart.chunked) {
|
551 | self._multipart.body.pipe(self)
|
552 | }
|
553 | if (self.body) {
|
554 | setContentLength()
|
555 | if (Array.isArray(self.body)) {
|
556 | self.body.forEach(function (part) {
|
557 | self.write(part)
|
558 | })
|
559 | } else {
|
560 | self.write(self.body)
|
561 | }
|
562 | self.end()
|
563 | } else if (self.requestBodyStream) {
|
564 | console.warn('options.requestBodyStream is deprecated, please pass the request object to stream.pipe.')
|
565 | self.requestBodyStream.pipe(self)
|
566 | } else if (!self.src) {
|
567 | if (self._auth.hasAuth && !self._auth.sentAuth) {
|
568 | self.end()
|
569 | return
|
570 | }
|
571 | if (self.method !== 'GET' && typeof self.method !== 'undefined') {
|
572 | self.setHeader('content-length', 0)
|
573 | }
|
574 | self.end()
|
575 | }
|
576 | }
|
577 |
|
578 | if (self._form && !self.hasHeader('content-length')) {
|
579 |
|
580 | self.setHeader(self._form.getHeaders(), true)
|
581 | self._form.getLength(function (err, length) {
|
582 | if (!err) {
|
583 | self.setHeader('content-length', length)
|
584 | }
|
585 | end()
|
586 | })
|
587 | } else {
|
588 | end()
|
589 | }
|
590 |
|
591 | self.ntick = true
|
592 | })
|
593 |
|
594 | }
|
595 |
|
596 | Request.prototype.getNewAgent = function () {
|
597 | var self = this
|
598 | var Agent = self.agentClass
|
599 | var options = {}
|
600 | if (self.agentOptions) {
|
601 | for (var i in self.agentOptions) {
|
602 | options[i] = self.agentOptions[i]
|
603 | }
|
604 | }
|
605 | if (self.ca) {
|
606 | options.ca = self.ca
|
607 | }
|
608 | if (self.ciphers) {
|
609 | options.ciphers = self.ciphers
|
610 | }
|
611 | if (self.secureProtocol) {
|
612 | options.secureProtocol = self.secureProtocol
|
613 | }
|
614 | if (self.secureOptions) {
|
615 | options.secureOptions = self.secureOptions
|
616 | }
|
617 | if (typeof self.rejectUnauthorized !== 'undefined') {
|
618 | options.rejectUnauthorized = self.rejectUnauthorized
|
619 | }
|
620 |
|
621 | if (self.cert && self.key) {
|
622 | options.key = self.key
|
623 | options.cert = self.cert
|
624 | }
|
625 |
|
626 | if (self.pfx) {
|
627 | options.pfx = self.pfx
|
628 | }
|
629 |
|
630 | if (self.passphrase) {
|
631 | options.passphrase = self.passphrase
|
632 | }
|
633 |
|
634 | var poolKey = ''
|
635 |
|
636 |
|
637 | if (Agent !== self.httpModule.Agent) {
|
638 | poolKey += Agent.name
|
639 | }
|
640 |
|
641 |
|
642 | var proxy = self.proxy
|
643 | if (typeof proxy === 'string') {
|
644 | proxy = url.parse(proxy)
|
645 | }
|
646 | var isHttps = (proxy && proxy.protocol === 'https:') || this.uri.protocol === 'https:'
|
647 |
|
648 | if (isHttps) {
|
649 | if (options.ca) {
|
650 | if (poolKey) {
|
651 | poolKey += ':'
|
652 | }
|
653 | poolKey += options.ca
|
654 | }
|
655 |
|
656 | if (typeof options.rejectUnauthorized !== 'undefined') {
|
657 | if (poolKey) {
|
658 | poolKey += ':'
|
659 | }
|
660 | poolKey += options.rejectUnauthorized
|
661 | }
|
662 |
|
663 | if (options.cert) {
|
664 | if (poolKey) {
|
665 | poolKey += ':'
|
666 | }
|
667 | poolKey += options.cert.toString('ascii') + options.key.toString('ascii')
|
668 | }
|
669 |
|
670 | if (options.pfx) {
|
671 | if (poolKey) {
|
672 | poolKey += ':'
|
673 | }
|
674 | poolKey += options.pfx.toString('ascii')
|
675 | }
|
676 |
|
677 | if (options.ciphers) {
|
678 | if (poolKey) {
|
679 | poolKey += ':'
|
680 | }
|
681 | poolKey += options.ciphers
|
682 | }
|
683 |
|
684 | if (options.secureProtocol) {
|
685 | if (poolKey) {
|
686 | poolKey += ':'
|
687 | }
|
688 | poolKey += options.secureProtocol
|
689 | }
|
690 |
|
691 | if (options.secureOptions) {
|
692 | if (poolKey) {
|
693 | poolKey += ':'
|
694 | }
|
695 | poolKey += options.secureOptions
|
696 | }
|
697 | }
|
698 |
|
699 | if (self.pool === globalPool && !poolKey && Object.keys(options).length === 0 && self.httpModule.globalAgent) {
|
700 |
|
701 | return self.httpModule.globalAgent
|
702 | }
|
703 |
|
704 |
|
705 | poolKey = self.uri.protocol + poolKey
|
706 |
|
707 |
|
708 | if (!self.pool[poolKey]) {
|
709 | self.pool[poolKey] = new Agent(options)
|
710 |
|
711 | if (self.pool.maxSockets) {
|
712 | self.pool[poolKey].maxSockets = self.pool.maxSockets
|
713 | }
|
714 | }
|
715 |
|
716 | return self.pool[poolKey]
|
717 | }
|
718 |
|
719 | Request.prototype.start = function () {
|
720 |
|
721 |
|
722 | var self = this
|
723 |
|
724 | if (self._aborted) {
|
725 | return
|
726 | }
|
727 |
|
728 | self._started = true
|
729 | self.method = self.method || 'GET'
|
730 | self.href = self.uri.href
|
731 |
|
732 | if (self.src && self.src.stat && self.src.stat.size && !self.hasHeader('content-length')) {
|
733 | self.setHeader('content-length', self.src.stat.size)
|
734 | }
|
735 | if (self._aws) {
|
736 | self.aws(self._aws, true)
|
737 | }
|
738 |
|
739 |
|
740 |
|
741 | var reqOptions = copy(self)
|
742 | delete reqOptions.auth
|
743 |
|
744 | debug('make request', self.uri.href)
|
745 |
|
746 | self.req = self.httpModule.request(reqOptions)
|
747 |
|
748 | if (self.timing) {
|
749 | self.startTime = new Date().getTime()
|
750 | }
|
751 |
|
752 | if (self.timeout && !self.timeoutTimer) {
|
753 | var timeout = self.timeout < 0 ? 0 : self.timeout
|
754 |
|
755 |
|
756 |
|
757 |
|
758 | self.timeoutTimer = setTimeout(function () {
|
759 | var connectTimeout = self.req.socket && self.req.socket.readable === false
|
760 | self.abort()
|
761 | var e = new Error('ETIMEDOUT')
|
762 | e.code = 'ETIMEDOUT'
|
763 | e.connect = connectTimeout
|
764 | self.emit('error', e)
|
765 | }, timeout)
|
766 |
|
767 | if (self.req.setTimeout) {
|
768 |
|
769 |
|
770 |
|
771 |
|
772 |
|
773 |
|
774 |
|
775 | self.req.setTimeout(timeout, function () {
|
776 | if (self.req) {
|
777 | self.req.abort()
|
778 | var e = new Error('ESOCKETTIMEDOUT')
|
779 | e.code = 'ESOCKETTIMEDOUT'
|
780 | e.connect = false
|
781 | self.emit('error', e)
|
782 | }
|
783 | })
|
784 | }
|
785 | }
|
786 |
|
787 | self.req.on('response', self.onRequestResponse.bind(self))
|
788 | self.req.on('error', self.onRequestError.bind(self))
|
789 | self.req.on('drain', function() {
|
790 | self.emit('drain')
|
791 | })
|
792 | self.req.on('socket', function(socket) {
|
793 | self.emit('socket', socket)
|
794 | })
|
795 |
|
796 | self.on('end', function() {
|
797 | if ( self.req.connection ) {
|
798 | self.req.connection.removeListener('error', connectionErrorHandler)
|
799 | }
|
800 | })
|
801 | self.emit('request', self.req)
|
802 | }
|
803 |
|
804 | Request.prototype.onRequestError = function (error) {
|
805 | var self = this
|
806 | if (self._aborted) {
|
807 | return
|
808 | }
|
809 | if (self.req && self.req._reusedSocket && error.code === 'ECONNRESET'
|
810 | && self.agent.addRequestNoreuse) {
|
811 | self.agent = { addRequest: self.agent.addRequestNoreuse.bind(self.agent) }
|
812 | self.start()
|
813 | self.req.end()
|
814 | return
|
815 | }
|
816 | if (self.timeout && self.timeoutTimer) {
|
817 | clearTimeout(self.timeoutTimer)
|
818 | self.timeoutTimer = null
|
819 | }
|
820 | self.emit('error', error)
|
821 | }
|
822 |
|
823 | Request.prototype.onRequestResponse = function (response) {
|
824 | var self = this
|
825 | debug('onRequestResponse', self.uri.href, response.statusCode, response.headers)
|
826 | response.on('end', function() {
|
827 | if (self.timing) {
|
828 | self.elapsedTime += (new Date().getTime() - self.startTime)
|
829 | debug('elapsed time', self.elapsedTime)
|
830 | response.elapsedTime = self.elapsedTime
|
831 | }
|
832 | debug('response end', self.uri.href, response.statusCode, response.headers)
|
833 | })
|
834 |
|
835 |
|
836 | if (response.connection && response.connection.listeners('error').indexOf(connectionErrorHandler) === -1) {
|
837 | response.connection.setMaxListeners(0)
|
838 | response.connection.once('error', connectionErrorHandler)
|
839 | }
|
840 | if (self._aborted) {
|
841 | debug('aborted', self.uri.href)
|
842 | response.resume()
|
843 | return
|
844 | }
|
845 |
|
846 | self.response = response
|
847 | response.request = self
|
848 | response.toJSON = responseToJSON
|
849 |
|
850 |
|
851 | if (self.httpModule === https &&
|
852 | self.strictSSL && (!response.hasOwnProperty('socket') ||
|
853 | !response.socket.authorized)) {
|
854 | debug('strict ssl error', self.uri.href)
|
855 | var sslErr = response.hasOwnProperty('socket') ? response.socket.authorizationError : self.uri.href + ' does not support SSL'
|
856 | self.emit('error', new Error('SSL Error: ' + sslErr))
|
857 | return
|
858 | }
|
859 |
|
860 |
|
861 |
|
862 |
|
863 |
|
864 | self.originalHost = self.getHeader('host')
|
865 | if (!self.originalHostHeaderName) {
|
866 | self.originalHostHeaderName = self.hasHeader('host')
|
867 | }
|
868 | if (self.setHost) {
|
869 | self.removeHeader('host')
|
870 | }
|
871 | if (self.timeout && self.timeoutTimer) {
|
872 | clearTimeout(self.timeoutTimer)
|
873 | self.timeoutTimer = null
|
874 | }
|
875 |
|
876 | var targetCookieJar = (self._jar && self._jar.setCookie) ? self._jar : globalCookieJar
|
877 | var addCookie = function (cookie) {
|
878 |
|
879 | try {
|
880 | targetCookieJar.setCookie(cookie, self.uri.href, {ignoreError: true})
|
881 | } catch (e) {
|
882 | self.emit('error', e)
|
883 | }
|
884 | }
|
885 |
|
886 | response.caseless = caseless(response.headers)
|
887 |
|
888 | if (response.caseless.has('set-cookie') && (!self._disableCookies)) {
|
889 | var headerName = response.caseless.has('set-cookie')
|
890 | if (Array.isArray(response.headers[headerName])) {
|
891 | response.headers[headerName].forEach(addCookie)
|
892 | } else {
|
893 | addCookie(response.headers[headerName])
|
894 | }
|
895 | }
|
896 |
|
897 | if (self._redirect.onResponse(response)) {
|
898 | return
|
899 | } else {
|
900 |
|
901 |
|
902 | response.on('close', function () {
|
903 | if (!self._ended) {
|
904 | self.response.emit('end')
|
905 | }
|
906 | })
|
907 |
|
908 | response.on('end', function () {
|
909 | self._ended = true
|
910 | })
|
911 |
|
912 | var responseContent
|
913 | if (self.gzip) {
|
914 | var contentEncoding = response.headers['content-encoding'] || 'identity'
|
915 | contentEncoding = contentEncoding.trim().toLowerCase()
|
916 |
|
917 | if (contentEncoding === 'gzip') {
|
918 | responseContent = zlib.createGunzip()
|
919 | response.pipe(responseContent)
|
920 | } else {
|
921 |
|
922 |
|
923 | if (contentEncoding !== 'identity') {
|
924 | debug('ignoring unrecognized Content-Encoding ' + contentEncoding)
|
925 | }
|
926 | responseContent = response
|
927 | }
|
928 | } else {
|
929 | responseContent = response
|
930 | }
|
931 |
|
932 | if (self.encoding) {
|
933 | if (self.dests.length !== 0) {
|
934 | console.error('Ignoring encoding parameter as this stream is being piped to another stream which makes the encoding option invalid.')
|
935 | } else if (responseContent.setEncoding) {
|
936 | responseContent.setEncoding(self.encoding)
|
937 | } else {
|
938 |
|
939 |
|
940 |
|
941 | responseContent = responseContent.pipe(stringstream(self.encoding))
|
942 | }
|
943 | }
|
944 |
|
945 | if (self._paused) {
|
946 | responseContent.pause()
|
947 | }
|
948 |
|
949 | self.responseContent = responseContent
|
950 |
|
951 | self.emit('response', response)
|
952 |
|
953 | self.dests.forEach(function (dest) {
|
954 | self.pipeDest(dest)
|
955 | })
|
956 |
|
957 | responseContent.on('data', function (chunk) {
|
958 | self._destdata = true
|
959 | self.emit('data', chunk)
|
960 | })
|
961 | responseContent.on('end', function (chunk) {
|
962 | self.emit('end', chunk)
|
963 | })
|
964 | responseContent.on('error', function (error) {
|
965 | self.emit('error', error)
|
966 | })
|
967 | responseContent.on('close', function () {self.emit('close')})
|
968 |
|
969 | if (self.callback) {
|
970 | self.readResponseBody(response)
|
971 | }
|
972 |
|
973 | else {
|
974 | self.on('end', function () {
|
975 | if (self._aborted) {
|
976 | debug('aborted', self.uri.href)
|
977 | return
|
978 | }
|
979 | self.emit('complete', response)
|
980 | })
|
981 | }
|
982 | }
|
983 | debug('finish init function', self.uri.href)
|
984 | }
|
985 |
|
986 | Request.prototype.readResponseBody = function (response) {
|
987 | var self = this
|
988 | debug('reading response\'s body')
|
989 | var buffer = bl()
|
990 | , strings = []
|
991 |
|
992 | self.on('data', function (chunk) {
|
993 | if (Buffer.isBuffer(chunk)) {
|
994 | buffer.append(chunk)
|
995 | } else {
|
996 | strings.push(chunk)
|
997 | }
|
998 | })
|
999 | self.on('end', function () {
|
1000 | debug('end event', self.uri.href)
|
1001 | if (self._aborted) {
|
1002 | debug('aborted', self.uri.href)
|
1003 | return
|
1004 | }
|
1005 |
|
1006 | if (buffer.length) {
|
1007 | debug('has body', self.uri.href, buffer.length)
|
1008 | if (self.encoding === null) {
|
1009 |
|
1010 |
|
1011 | response.body = buffer.slice()
|
1012 | } else {
|
1013 | response.body = buffer.toString(self.encoding)
|
1014 | }
|
1015 | } else if (strings.length) {
|
1016 |
|
1017 |
|
1018 | if (self.encoding === 'utf8' && strings[0].length > 0 && strings[0][0] === '\uFEFF') {
|
1019 | strings[0] = strings[0].substring(1)
|
1020 | }
|
1021 | response.body = strings.join('')
|
1022 | }
|
1023 |
|
1024 | if (self._json) {
|
1025 | try {
|
1026 | response.body = JSON.parse(response.body, self._jsonReviver)
|
1027 | } catch (e) {
|
1028 | debug('invalid JSON received', self.uri.href)
|
1029 | }
|
1030 | }
|
1031 | debug('emitting complete', self.uri.href)
|
1032 | if (typeof response.body === 'undefined' && !self._json) {
|
1033 | response.body = self.encoding === null ? new Buffer(0) : ''
|
1034 | }
|
1035 | self.emit('complete', response, response.body)
|
1036 | })
|
1037 | }
|
1038 |
|
1039 | Request.prototype.abort = function () {
|
1040 | var self = this
|
1041 | self._aborted = true
|
1042 |
|
1043 | if (self.req) {
|
1044 | self.req.abort()
|
1045 | }
|
1046 | else if (self.response) {
|
1047 | self.response.abort()
|
1048 | }
|
1049 |
|
1050 | self.emit('abort')
|
1051 | }
|
1052 |
|
1053 | Request.prototype.pipeDest = function (dest) {
|
1054 | var self = this
|
1055 | var response = self.response
|
1056 |
|
1057 | if (dest.headers && !dest.headersSent) {
|
1058 | if (response.caseless.has('content-type')) {
|
1059 | var ctname = response.caseless.has('content-type')
|
1060 | if (dest.setHeader) {
|
1061 | dest.setHeader(ctname, response.headers[ctname])
|
1062 | }
|
1063 | else {
|
1064 | dest.headers[ctname] = response.headers[ctname]
|
1065 | }
|
1066 | }
|
1067 |
|
1068 | if (response.caseless.has('content-length')) {
|
1069 | var clname = response.caseless.has('content-length')
|
1070 | if (dest.setHeader) {
|
1071 | dest.setHeader(clname, response.headers[clname])
|
1072 | } else {
|
1073 | dest.headers[clname] = response.headers[clname]
|
1074 | }
|
1075 | }
|
1076 | }
|
1077 | if (dest.setHeader && !dest.headersSent) {
|
1078 | for (var i in response.headers) {
|
1079 |
|
1080 |
|
1081 | if (!self.gzip || i !== 'content-encoding') {
|
1082 | dest.setHeader(i, response.headers[i])
|
1083 | }
|
1084 | }
|
1085 | dest.statusCode = response.statusCode
|
1086 | }
|
1087 | if (self.pipefilter) {
|
1088 | self.pipefilter(response, dest)
|
1089 | }
|
1090 | }
|
1091 |
|
1092 | Request.prototype.qs = function (q, clobber) {
|
1093 | var self = this
|
1094 | var base
|
1095 | if (!clobber && self.uri.query) {
|
1096 | base = self._qs.parse(self.uri.query)
|
1097 | } else {
|
1098 | base = {}
|
1099 | }
|
1100 |
|
1101 | for (var i in q) {
|
1102 | base[i] = q[i]
|
1103 | }
|
1104 |
|
1105 | var qs = self._qs.stringify(base)
|
1106 |
|
1107 | if (qs === '') {
|
1108 | return self
|
1109 | }
|
1110 |
|
1111 | self.uri = url.parse(self.uri.href.split('?')[0] + '?' + qs)
|
1112 | self.url = self.uri
|
1113 | self.path = self.uri.path
|
1114 |
|
1115 | if (self.uri.host === 'unix') {
|
1116 | self.enableUnixSocket()
|
1117 | }
|
1118 |
|
1119 | return self
|
1120 | }
|
1121 | Request.prototype.form = function (form) {
|
1122 | var self = this
|
1123 | if (form) {
|
1124 | if (!/^application\/x-www-form-urlencoded\b/.test(self.getHeader('content-type'))) {
|
1125 | self.setHeader('content-type', 'application/x-www-form-urlencoded')
|
1126 | }
|
1127 | self.body = (typeof form === 'string')
|
1128 | ? self._qs.rfc3986(form.toString('utf8'))
|
1129 | : self._qs.stringify(form).toString('utf8')
|
1130 | return self
|
1131 | }
|
1132 |
|
1133 | self._form = new FormData()
|
1134 | self._form.on('error', function(err) {
|
1135 | err.message = 'form-data: ' + err.message
|
1136 | self.emit('error', err)
|
1137 | self.abort()
|
1138 | })
|
1139 | return self._form
|
1140 | }
|
1141 | Request.prototype.multipart = function (multipart) {
|
1142 | var self = this
|
1143 |
|
1144 | self._multipart.onRequest(multipart)
|
1145 |
|
1146 | if (!self._multipart.chunked) {
|
1147 | self.body = self._multipart.body
|
1148 | }
|
1149 |
|
1150 | return self
|
1151 | }
|
1152 | Request.prototype.json = function (val) {
|
1153 | var self = this
|
1154 |
|
1155 | if (!self.hasHeader('accept')) {
|
1156 | self.setHeader('accept', 'application/json')
|
1157 | }
|
1158 |
|
1159 | self._json = true
|
1160 | if (typeof val === 'boolean') {
|
1161 | if (self.body !== undefined) {
|
1162 | if (!/^application\/x-www-form-urlencoded\b/.test(self.getHeader('content-type'))) {
|
1163 | self.body = safeStringify(self.body)
|
1164 | } else {
|
1165 | self.body = self._qs.rfc3986(self.body)
|
1166 | }
|
1167 | if (!self.hasHeader('content-type')) {
|
1168 | self.setHeader('content-type', 'application/json')
|
1169 | }
|
1170 | }
|
1171 | } else {
|
1172 | self.body = safeStringify(val)
|
1173 | if (!self.hasHeader('content-type')) {
|
1174 | self.setHeader('content-type', 'application/json')
|
1175 | }
|
1176 | }
|
1177 |
|
1178 | if (typeof self.jsonReviver === 'function') {
|
1179 | self._jsonReviver = self.jsonReviver
|
1180 | }
|
1181 |
|
1182 | return self
|
1183 | }
|
1184 | Request.prototype.getHeader = function (name, headers) {
|
1185 | var self = this
|
1186 | var result, re, match
|
1187 | if (!headers) {
|
1188 | headers = self.headers
|
1189 | }
|
1190 | Object.keys(headers).forEach(function (key) {
|
1191 | if (key.length !== name.length) {
|
1192 | return
|
1193 | }
|
1194 | re = new RegExp(name, 'i')
|
1195 | match = key.match(re)
|
1196 | if (match) {
|
1197 | result = headers[key]
|
1198 | }
|
1199 | })
|
1200 | return result
|
1201 | }
|
1202 | Request.prototype.enableUnixSocket = function () {
|
1203 |
|
1204 | var unixParts = this.uri.path.split(':')
|
1205 | , host = unixParts[0]
|
1206 | , path = unixParts[1]
|
1207 |
|
1208 | this.socketPath = host
|
1209 | this.uri.pathname = path
|
1210 | this.uri.path = path
|
1211 | this.uri.host = host
|
1212 | this.uri.hostname = host
|
1213 | this.uri.isUnix = true
|
1214 | }
|
1215 |
|
1216 |
|
1217 | Request.prototype.auth = function (user, pass, sendImmediately, bearer) {
|
1218 | var self = this
|
1219 |
|
1220 | self._auth.onRequest(user, pass, sendImmediately, bearer)
|
1221 |
|
1222 | return self
|
1223 | }
|
1224 | Request.prototype.aws = function (opts, now) {
|
1225 | var self = this
|
1226 |
|
1227 | if (!now) {
|
1228 | self._aws = opts
|
1229 | return self
|
1230 | }
|
1231 | var date = new Date()
|
1232 | self.setHeader('date', date.toUTCString())
|
1233 | var auth =
|
1234 | { key: opts.key
|
1235 | , secret: opts.secret
|
1236 | , verb: self.method.toUpperCase()
|
1237 | , date: date
|
1238 | , contentType: self.getHeader('content-type') || ''
|
1239 | , md5: self.getHeader('content-md5') || ''
|
1240 | , amazonHeaders: aws.canonicalizeHeaders(self.headers)
|
1241 | }
|
1242 | var path = self.uri.path
|
1243 | if (opts.bucket && path) {
|
1244 | auth.resource = '/' + opts.bucket + path
|
1245 | } else if (opts.bucket && !path) {
|
1246 | auth.resource = '/' + opts.bucket
|
1247 | } else if (!opts.bucket && path) {
|
1248 | auth.resource = path
|
1249 | } else if (!opts.bucket && !path) {
|
1250 | auth.resource = '/'
|
1251 | }
|
1252 | auth.resource = aws.canonicalizeResource(auth.resource)
|
1253 | self.setHeader('authorization', aws.authorization(auth))
|
1254 |
|
1255 | return self
|
1256 | }
|
1257 | Request.prototype.httpSignature = function (opts) {
|
1258 | var self = this
|
1259 | httpSignature.signRequest({
|
1260 | getHeader: function(header) {
|
1261 | return self.getHeader(header, self.headers)
|
1262 | },
|
1263 | setHeader: function(header, value) {
|
1264 | self.setHeader(header, value)
|
1265 | },
|
1266 | method: self.method,
|
1267 | path: self.path
|
1268 | }, opts)
|
1269 | debug('httpSignature authorization', self.getHeader('authorization'))
|
1270 |
|
1271 | return self
|
1272 | }
|
1273 | Request.prototype.hawk = function (opts) {
|
1274 | var self = this
|
1275 | self.setHeader('Authorization', hawk.client.header(self.uri, self.method, opts).field)
|
1276 | }
|
1277 | Request.prototype.oauth = function (_oauth) {
|
1278 | var self = this
|
1279 |
|
1280 | self._oauth.onRequest(_oauth)
|
1281 |
|
1282 | return self
|
1283 | }
|
1284 |
|
1285 | Request.prototype.jar = function (jar) {
|
1286 | var self = this
|
1287 | var cookies
|
1288 |
|
1289 | if (self._redirect.redirectsFollowed === 0) {
|
1290 | self.originalCookieHeader = self.getHeader('cookie')
|
1291 | }
|
1292 |
|
1293 | if (!jar) {
|
1294 |
|
1295 | cookies = false
|
1296 | self._disableCookies = true
|
1297 | } else {
|
1298 | var targetCookieJar = (jar && jar.getCookieString) ? jar : globalCookieJar
|
1299 | var urihref = self.uri.href
|
1300 |
|
1301 | if (targetCookieJar) {
|
1302 | cookies = targetCookieJar.getCookieString(urihref)
|
1303 | }
|
1304 | }
|
1305 |
|
1306 |
|
1307 | if (cookies && cookies.length) {
|
1308 | if (self.originalCookieHeader) {
|
1309 |
|
1310 | self.setHeader('cookie', self.originalCookieHeader + '; ' + cookies)
|
1311 | } else {
|
1312 | self.setHeader('cookie', cookies)
|
1313 | }
|
1314 | }
|
1315 | self._jar = jar
|
1316 | return self
|
1317 | }
|
1318 |
|
1319 |
|
1320 |
|
1321 | Request.prototype.pipe = function (dest, opts) {
|
1322 | var self = this
|
1323 |
|
1324 | if (self.response) {
|
1325 | if (self._destdata) {
|
1326 | self.emit('error', new Error('You cannot pipe after data has been emitted from the response.'))
|
1327 | } else if (self._ended) {
|
1328 | self.emit('error', new Error('You cannot pipe after the response has been ended.'))
|
1329 | } else {
|
1330 | stream.Stream.prototype.pipe.call(self, dest, opts)
|
1331 | self.pipeDest(dest)
|
1332 | return dest
|
1333 | }
|
1334 | } else {
|
1335 | self.dests.push(dest)
|
1336 | stream.Stream.prototype.pipe.call(self, dest, opts)
|
1337 | return dest
|
1338 | }
|
1339 | }
|
1340 | Request.prototype.write = function () {
|
1341 | var self = this
|
1342 | if (self._aborted) {return}
|
1343 |
|
1344 | if (!self._started) {
|
1345 | self.start()
|
1346 | }
|
1347 | return self.req.write.apply(self.req, arguments)
|
1348 | }
|
1349 | Request.prototype.end = function (chunk) {
|
1350 | var self = this
|
1351 | if (self._aborted) {return}
|
1352 |
|
1353 | if (chunk) {
|
1354 | self.write(chunk)
|
1355 | }
|
1356 | if (!self._started) {
|
1357 | self.start()
|
1358 | }
|
1359 | self.req.end()
|
1360 | }
|
1361 | Request.prototype.pause = function () {
|
1362 | var self = this
|
1363 | if (!self.responseContent) {
|
1364 | self._paused = true
|
1365 | } else {
|
1366 | self.responseContent.pause.apply(self.responseContent, arguments)
|
1367 | }
|
1368 | }
|
1369 | Request.prototype.resume = function () {
|
1370 | var self = this
|
1371 | if (!self.responseContent) {
|
1372 | self._paused = false
|
1373 | } else {
|
1374 | self.responseContent.resume.apply(self.responseContent, arguments)
|
1375 | }
|
1376 | }
|
1377 | Request.prototype.destroy = function () {
|
1378 | var self = this
|
1379 | if (!self._ended) {
|
1380 | self.end()
|
1381 | } else if (self.response) {
|
1382 | self.response.destroy()
|
1383 | }
|
1384 | }
|
1385 |
|
1386 | Request.defaultProxyHeaderWhiteList =
|
1387 | Tunnel.defaultProxyHeaderWhiteList.slice()
|
1388 |
|
1389 | Request.defaultProxyHeaderExclusiveList =
|
1390 | Tunnel.defaultProxyHeaderExclusiveList.slice()
|
1391 |
|
1392 |
|
1393 |
|
1394 | Request.prototype.toJSON = requestToJSON
|
1395 | module.exports = Request
|