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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 /** | 5 /** |
6 * @fileoverview | 6 * @fileoverview |
7 * Module for sending log entries to the server. | 7 * Module for sending log entries to the server. |
8 */ | 8 */ |
9 | 9 |
10 'use strict'; | 10 'use strict'; |
(...skipping 14 matching lines...) Expand all Loading... | |
25 /** @private */ | 25 /** @private */ |
26 this.sessionIdGenerationTime_ = 0; | 26 this.sessionIdGenerationTime_ = 0; |
27 /** @private */ | 27 /** @private */ |
28 this.sessionStartTime_ = 0; | 28 this.sessionStartTime_ = 0; |
29 /** @private */ | 29 /** @private */ |
30 this.signalStrategy_ = signalStrategy; | 30 this.signalStrategy_ = signalStrategy; |
31 /** @private */ | 31 /** @private */ |
32 this.mode_ = mode; | 32 this.mode_ = mode; |
33 /** @type {string} @private */ | 33 /** @type {string} @private */ |
34 this.connectionType_ = ''; | 34 this.connectionType_ = ''; |
35 | |
36 signalStrategy.sendConnectionSetupResults(this); | |
35 }; | 37 }; |
36 | 38 |
37 // Constants used for generating a session ID. | 39 // Constants used for generating a session ID. |
38 /** @private */ | 40 /** @private */ |
39 remoting.LogToServer.SESSION_ID_ALPHABET_ = | 41 remoting.LogToServer.SESSION_ID_ALPHABET_ = |
40 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890'; | 42 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890'; |
41 /** @private */ | 43 /** @private */ |
42 remoting.LogToServer.SESSION_ID_LEN_ = 20; | 44 remoting.LogToServer.SESSION_ID_LEN_ = 20; |
43 | 45 |
44 // The maximum age of a session ID, in milliseconds. | 46 // The maximum age of a session ID, in milliseconds. |
45 remoting.LogToServer.MAX_SESSION_ID_AGE = 24 * 60 * 60 * 1000; | 47 remoting.LogToServer.MAX_SESSION_ID_AGE = 24 * 60 * 60 * 1000; |
46 | 48 |
47 // The time over which to accumulate connection statistics before logging them | 49 // The time over which to accumulate connection statistics before logging them |
48 // to the server, in milliseconds. | 50 // to the server, in milliseconds. |
49 remoting.LogToServer.CONNECTION_STATS_ACCUMULATE_TIME = 60 * 1000; | 51 remoting.LogToServer.CONNECTION_STATS_ACCUMULATE_TIME = 60 * 1000; |
50 | 52 |
51 /** | 53 /** |
52 * Logs a client session state change. | 54 * Logs a client session state change. |
53 * | 55 * |
54 * @param {remoting.ClientSession.State} state | 56 * @param {remoting.ClientSession.State} state |
55 * @param {remoting.Error} connectionError | 57 * @param {remoting.Error} connectionError |
56 */ | 58 */ |
57 remoting.LogToServer.prototype.logClientSessionStateChange = | 59 remoting.LogToServer.prototype.logClientSessionStateChange = |
58 function(state, connectionError) { | 60 function(state, connectionError) { |
59 this.maybeExpireSessionId(); | 61 this.maybeExpireSessionId_(); |
Jamie
2015/01/16 22:17:46
Fixed naming convention for consistency.
| |
60 // Maybe set the session ID and start time. | 62 // Maybe set the session ID and start time. |
61 if (remoting.LogToServer.isStartOfSession(state)) { | 63 if (remoting.LogToServer.isStartOfSession_(state)) { |
62 if (this.sessionId_ == '') { | 64 if (this.sessionId_ == '') { |
63 this.setSessionId(); | 65 this.setSessionId_(); |
64 } | 66 } |
65 if (this.sessionStartTime_ == 0) { | 67 if (this.sessionStartTime_ == 0) { |
66 this.sessionStartTime_ = new Date().getTime(); | 68 this.sessionStartTime_ = new Date().getTime(); |
67 } | 69 } |
68 } | 70 } |
69 // Log the session state change. | 71 // Log the session state change. |
70 var entry = remoting.ServerLogEntry.makeClientSessionStateChange( | 72 var entry = remoting.ServerLogEntry.makeClientSessionStateChange( |
71 state, connectionError, this.mode_); | 73 state, connectionError, this.mode_); |
72 entry.addHostFields(); | 74 entry.addHostFields(); |
73 entry.addChromeVersionField(); | 75 entry.addChromeVersionField(); |
74 entry.addWebappVersionField(); | 76 entry.addWebappVersionField(); |
75 entry.addSessionIdField(this.sessionId_); | 77 entry.addSessionIdField(this.sessionId_); |
76 // Maybe clear the session start time, and log the session duration. | 78 // Maybe clear the session start time, and log the session duration. |
77 if (remoting.LogToServer.shouldAddDuration(state) && | 79 if (remoting.LogToServer.shouldAddDuration_(state) && |
78 (this.sessionStartTime_ != 0)) { | 80 (this.sessionStartTime_ != 0)) { |
79 entry.addSessionDurationField( | 81 entry.addSessionDurationField( |
80 (new Date().getTime() - this.sessionStartTime_) / 1000.0); | 82 (new Date().getTime() - this.sessionStartTime_) / 1000.0); |
81 if (remoting.LogToServer.isEndOfSession(state)) { | 83 if (remoting.LogToServer.isEndOfSession_(state)) { |
82 this.sessionStartTime_ = 0; | 84 this.sessionStartTime_ = 0; |
83 } | 85 } |
84 } | 86 } |
85 this.log(entry); | 87 this.log_(entry); |
86 // Don't accumulate connection statistics across state changes. | 88 // Don't accumulate connection statistics across state changes. |
87 this.logAccumulatedStatistics(); | 89 this.logAccumulatedStatistics_(); |
88 this.statsAccumulator_.empty(); | 90 this.statsAccumulator_.empty(); |
89 // Maybe clear the session ID. | 91 // Maybe clear the session ID. |
90 if (remoting.LogToServer.isEndOfSession(state)) { | 92 if (remoting.LogToServer.isEndOfSession_(state)) { |
91 this.clearSessionId(); | 93 this.clearSessionId_(); |
92 } | 94 } |
93 }; | 95 }; |
94 | 96 |
95 /** | 97 /** |
96 * Set the connection type (direct, stun relay). | 98 * Set the connection type (direct, stun relay). |
97 * | 99 * |
98 * @param {string} connectionType | 100 * @param {string} connectionType |
99 */ | 101 */ |
100 remoting.LogToServer.prototype.setConnectionType = function(connectionType) { | 102 remoting.LogToServer.prototype.setConnectionType = function(connectionType) { |
101 this.connectionType_ = connectionType; | 103 this.connectionType_ = connectionType; |
102 }; | 104 }; |
103 | 105 |
104 /** | 106 /** |
107 * @param {remoting.FallbackSignalStrategy.Progress} progress | |
108 * @param {number} elapsedTimeInMs | |
109 */ | |
110 remoting.LogToServer.prototype.logSignalStrategyProgress = | |
111 function(progress, elapsedTimeInMs) { | |
112 this.maybeExpireSessionId_(); | |
113 var entry = remoting.ServerLogEntry.makeSignalStrategyProgress( | |
114 this.sessionId_, progress, elapsedTimeInMs); | |
115 this.log_(entry); | |
116 }; | |
117 | |
118 /** | |
105 * Whether a session state is one of the states that occurs at the start of | 119 * Whether a session state is one of the states that occurs at the start of |
106 * a session. | 120 * a session. |
107 * | 121 * |
108 * @private | 122 * @private |
109 * @param {remoting.ClientSession.State} state | 123 * @param {remoting.ClientSession.State} state |
110 * @return {boolean} | 124 * @return {boolean} |
111 */ | 125 */ |
112 remoting.LogToServer.isStartOfSession = function(state) { | 126 remoting.LogToServer.isStartOfSession_ = function(state) { |
113 return ((state == remoting.ClientSession.State.CONNECTING) || | 127 return ((state == remoting.ClientSession.State.CONNECTING) || |
114 (state == remoting.ClientSession.State.INITIALIZING) || | 128 (state == remoting.ClientSession.State.INITIALIZING) || |
115 (state == remoting.ClientSession.State.CONNECTED)); | 129 (state == remoting.ClientSession.State.CONNECTED)); |
116 }; | 130 }; |
117 | 131 |
118 /** | 132 /** |
119 * Whether a session state is one of the states that occurs at the end of | 133 * Whether a session state is one of the states that occurs at the end of |
120 * a session. | 134 * a session. |
121 * | 135 * |
122 * @private | 136 * @private |
123 * @param {remoting.ClientSession.State} state | 137 * @param {remoting.ClientSession.State} state |
124 * @return {boolean} | 138 * @return {boolean} |
125 */ | 139 */ |
126 remoting.LogToServer.isEndOfSession = function(state) { | 140 remoting.LogToServer.isEndOfSession_ = function(state) { |
127 return ((state == remoting.ClientSession.State.CLOSED) || | 141 return ((state == remoting.ClientSession.State.CLOSED) || |
128 (state == remoting.ClientSession.State.FAILED) || | 142 (state == remoting.ClientSession.State.FAILED) || |
129 (state == remoting.ClientSession.State.CONNECTION_DROPPED) || | 143 (state == remoting.ClientSession.State.CONNECTION_DROPPED) || |
130 (state == remoting.ClientSession.State.CONNECTION_CANCELED)); | 144 (state == remoting.ClientSession.State.CONNECTION_CANCELED)); |
131 }; | 145 }; |
132 | 146 |
133 /** | 147 /** |
134 * Whether the duration should be added to the log entry for this state. | 148 * Whether the duration should be added to the log entry for this state. |
135 * | 149 * |
136 * @private | 150 * @private |
137 * @param {remoting.ClientSession.State} state | 151 * @param {remoting.ClientSession.State} state |
138 * @return {boolean} | 152 * @return {boolean} |
139 */ | 153 */ |
140 remoting.LogToServer.shouldAddDuration = function(state) { | 154 remoting.LogToServer.shouldAddDuration_ = function(state) { |
141 // Duration is added to log entries at the end of the session, as well as at | 155 // Duration is added to log entries at the end of the session, as well as at |
142 // some intermediate states where it is relevant (e.g. to determine how long | 156 // some intermediate states where it is relevant (e.g. to determine how long |
143 // it took for a session to become CONNECTED). | 157 // it took for a session to become CONNECTED). |
144 return (remoting.LogToServer.isEndOfSession(state) || | 158 return (remoting.LogToServer.isEndOfSession_(state) || |
145 (state == remoting.ClientSession.State.CONNECTED)); | 159 (state == remoting.ClientSession.State.CONNECTED)); |
146 }; | 160 }; |
147 | 161 |
148 /** | 162 /** |
149 * Logs connection statistics. | 163 * Logs connection statistics. |
150 * @param {Object.<string, number>} stats The connection statistics | 164 * @param {Object.<string, number>} stats The connection statistics |
151 */ | 165 */ |
152 remoting.LogToServer.prototype.logStatistics = function(stats) { | 166 remoting.LogToServer.prototype.logStatistics = function(stats) { |
153 this.maybeExpireSessionId(); | 167 this.maybeExpireSessionId_(); |
154 // Store the statistics. | 168 // Store the statistics. |
155 this.statsAccumulator_.add(stats); | 169 this.statsAccumulator_.add(stats); |
156 // Send statistics to the server if they've been accumulating for at least | 170 // Send statistics to the server if they've been accumulating for at least |
157 // 60 seconds. | 171 // 60 seconds. |
158 if (this.statsAccumulator_.getTimeSinceFirstValue() >= | 172 if (this.statsAccumulator_.getTimeSinceFirstValue() >= |
159 remoting.LogToServer.CONNECTION_STATS_ACCUMULATE_TIME) { | 173 remoting.LogToServer.CONNECTION_STATS_ACCUMULATE_TIME) { |
160 this.logAccumulatedStatistics(); | 174 this.logAccumulatedStatistics_(); |
161 } | 175 } |
162 }; | 176 }; |
163 | 177 |
164 /** | 178 /** |
165 * Moves connection statistics from the accumulator to the log server. | 179 * Moves connection statistics from the accumulator to the log server. |
166 * | 180 * |
167 * If all the statistics are zero, then the accumulator is still emptied, | 181 * If all the statistics are zero, then the accumulator is still emptied, |
168 * but the statistics are not sent to the log server. | 182 * but the statistics are not sent to the log server. |
169 * | 183 * |
170 * @private | 184 * @private |
171 */ | 185 */ |
172 remoting.LogToServer.prototype.logAccumulatedStatistics = function() { | 186 remoting.LogToServer.prototype.logAccumulatedStatistics_ = function() { |
173 var entry = remoting.ServerLogEntry.makeStats(this.statsAccumulator_, | 187 var entry = remoting.ServerLogEntry.makeStats(this.statsAccumulator_, |
174 this.connectionType_, | 188 this.connectionType_, |
175 this.mode_); | 189 this.mode_); |
176 if (entry) { | 190 if (entry) { |
177 entry.addHostFields(); | 191 entry.addHostFields(); |
178 entry.addChromeVersionField(); | 192 entry.addChromeVersionField(); |
179 entry.addWebappVersionField(); | 193 entry.addWebappVersionField(); |
180 entry.addSessionIdField(this.sessionId_); | 194 entry.addSessionIdField(this.sessionId_); |
181 this.log(entry); | 195 this.log_(entry); |
182 } | 196 } |
183 this.statsAccumulator_.empty(); | 197 this.statsAccumulator_.empty(); |
184 }; | 198 }; |
185 | 199 |
186 /** | 200 /** |
187 * Sends a log entry to the server. | 201 * Sends a log entry to the server. |
188 * | 202 * |
189 * @private | 203 * @private |
190 * @param {remoting.ServerLogEntry} entry | 204 * @param {remoting.ServerLogEntry} entry |
191 */ | 205 */ |
192 remoting.LogToServer.prototype.log = function(entry) { | 206 remoting.LogToServer.prototype.log_ = function(entry) { |
193 // Send the stanza to the debug log. | 207 // Send the stanza to the debug log. |
194 console.log('Enqueueing log entry:'); | 208 console.log('Enqueueing log entry:'); |
195 entry.toDebugLog(1); | 209 entry.toDebugLog(1); |
196 | 210 |
197 var stanza = '<cli:iq to="' + remoting.settings.DIRECTORY_BOT_JID + '" ' + | 211 var stanza = '<cli:iq to="' + remoting.settings.DIRECTORY_BOT_JID + '" ' + |
198 'type="set" xmlns:cli="jabber:client">' + | 212 'type="set" xmlns:cli="jabber:client">' + |
199 '<gr:log xmlns:gr="google:remoting">' + | 213 '<gr:log xmlns:gr="google:remoting">' + |
200 entry.toStanza() + | 214 entry.toStanza() + |
201 '</gr:log>' + | 215 '</gr:log>' + |
202 '</cli:iq>'; | 216 '</cli:iq>'; |
203 this.signalStrategy_.sendMessage(stanza); | 217 this.signalStrategy_.sendMessage(stanza); |
204 }; | 218 }; |
205 | 219 |
206 /** | 220 /** |
207 * Sets the session ID to a random string. | 221 * Sets the session ID to a random string. |
208 * | 222 * |
209 * @private | 223 * @private |
210 */ | 224 */ |
211 remoting.LogToServer.prototype.setSessionId = function() { | 225 remoting.LogToServer.prototype.setSessionId_ = function() { |
212 this.sessionId_ = remoting.LogToServer.generateSessionId(); | 226 this.sessionId_ = remoting.LogToServer.generateSessionId_(); |
213 this.sessionIdGenerationTime_ = new Date().getTime(); | 227 this.sessionIdGenerationTime_ = new Date().getTime(); |
214 }; | 228 }; |
215 | 229 |
216 /** | 230 /** |
217 * Clears the session ID. | 231 * Clears the session ID. |
218 * | 232 * |
219 * @private | 233 * @private |
220 */ | 234 */ |
221 remoting.LogToServer.prototype.clearSessionId = function() { | 235 remoting.LogToServer.prototype.clearSessionId_ = function() { |
222 this.sessionId_ = ''; | 236 this.sessionId_ = ''; |
223 this.sessionIdGenerationTime_ = 0; | 237 this.sessionIdGenerationTime_ = 0; |
224 }; | 238 }; |
225 | 239 |
226 /** | 240 /** |
227 * Sets a new session ID, if the current session ID has reached its maximum age. | 241 * Sets a new session ID, if the current session ID has reached its maximum age. |
228 * | 242 * |
229 * This method also logs the old and new session IDs to the server, in separate | 243 * This method also logs the old and new session IDs to the server, in separate |
230 * log entries. | 244 * log entries. |
231 * | 245 * |
232 * @private | 246 * @private |
233 */ | 247 */ |
234 remoting.LogToServer.prototype.maybeExpireSessionId = function() { | 248 remoting.LogToServer.prototype.maybeExpireSessionId_ = function() { |
235 if ((this.sessionId_ != '') && | 249 if ((this.sessionId_ != '') && |
236 (new Date().getTime() - this.sessionIdGenerationTime_ >= | 250 (new Date().getTime() - this.sessionIdGenerationTime_ >= |
237 remoting.LogToServer.MAX_SESSION_ID_AGE)) { | 251 remoting.LogToServer.MAX_SESSION_ID_AGE)) { |
238 // Log the old session ID. | 252 // Log the old session ID. |
239 var entry = remoting.ServerLogEntry.makeSessionIdOld(this.sessionId_, | 253 var entry = remoting.ServerLogEntry.makeSessionIdOld(this.sessionId_, |
240 this.mode_); | 254 this.mode_); |
241 this.log(entry); | 255 this.log_(entry); |
242 // Generate a new session ID. | 256 // Generate a new session ID. |
243 this.setSessionId(); | 257 this.setSessionId_(); |
244 // Log the new session ID. | 258 // Log the new session ID. |
245 entry = remoting.ServerLogEntry.makeSessionIdNew(this.sessionId_, | 259 entry = remoting.ServerLogEntry.makeSessionIdNew(this.sessionId_, |
246 this.mode_); | 260 this.mode_); |
247 this.log(entry); | 261 this.log_(entry); |
248 } | 262 } |
249 }; | 263 }; |
250 | 264 |
251 /** | 265 /** |
252 * Generates a string that can be used as a session ID. | 266 * Generates a string that can be used as a session ID. |
253 * | 267 * |
254 * @private | 268 * @private |
255 * @return {string} a session ID | 269 * @return {string} a session ID |
256 */ | 270 */ |
257 remoting.LogToServer.generateSessionId = function() { | 271 remoting.LogToServer.generateSessionId_ = function() { |
258 var idArray = []; | 272 var idArray = []; |
259 for (var i = 0; i < remoting.LogToServer.SESSION_ID_LEN_; i++) { | 273 for (var i = 0; i < remoting.LogToServer.SESSION_ID_LEN_; i++) { |
260 var index = | 274 var index = |
261 Math.random() * remoting.LogToServer.SESSION_ID_ALPHABET_.length; | 275 Math.random() * remoting.LogToServer.SESSION_ID_ALPHABET_.length; |
262 idArray.push( | 276 idArray.push( |
263 remoting.LogToServer.SESSION_ID_ALPHABET_.slice(index, index + 1)); | 277 remoting.LogToServer.SESSION_ID_ALPHABET_.slice(index, index + 1)); |
264 } | 278 } |
265 return idArray.join(''); | 279 return idArray.join(''); |
266 }; | 280 }; |
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