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Side by Side Diff: remoting/webapp/crd/js/log_to_server.js

Issue 855003008: Log signal strategy progress to server. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 11 months ago
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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
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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