| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| var SourceEntry = (function() { |
| 'use strict'; |
| |
| /** |
| * A SourceEntry gathers all log entries with the same source. |
| * |
| * @constructor |
| */ |
| function SourceEntry(logEntry, maxPreviousSourceId) { |
| this.maxPreviousSourceId_ = maxPreviousSourceId; |
| this.entries_ = []; |
| this.description_ = ''; |
| |
| // Set to true on most net errors. |
| this.isError_ = false; |
| |
| // If the first entry is a BEGIN_PHASE, set to false. |
| // Set to true when an END_PHASE matching the first entry is encountered. |
| this.isInactive_ = true; |
| |
| if (logEntry.phase == EventPhase.PHASE_BEGIN) |
| this.isInactive_ = false; |
| |
| this.update(logEntry); |
| } |
| |
| SourceEntry.prototype = { |
| update: function(logEntry) { |
| // Only the last event should have the same type first event, |
| if (!this.isInactive_ && |
| logEntry.phase == EventPhase.PHASE_END && |
| logEntry.type == this.entries_[0].type) { |
| this.isInactive_ = true; |
| } |
| |
| // If we have a net error code, update |this.isError_| if apporpriate. |
| if (logEntry.params) { |
| var netErrorCode = logEntry.params.net_error; |
| // Skip both cases where netErrorCode is undefined, and cases where it |
| // is 0, indicating no actual error occurred. |
| if (netErrorCode) { |
| // Ignore error code caused by not finding an entry in the cache. |
| if (logEntry.type != EventType.HTTP_CACHE_OPEN_ENTRY || |
| netErrorCode != NetError.FAILED) { |
| this.isError_ = true; |
| } |
| } |
| } |
| |
| var prevStartEntry = this.getStartEntry_(); |
| this.entries_.push(logEntry); |
| var curStartEntry = this.getStartEntry_(); |
| |
| // If we just got the first entry for this source. |
| if (prevStartEntry != curStartEntry) |
| this.updateDescription_(); |
| }, |
| |
| updateDescription_: function() { |
| var e = this.getStartEntry_(); |
| this.description_ = ''; |
| if (!e) |
| return; |
| |
| if (e.source.type == EventSourceType.NONE) { |
| // NONE is what we use for global events that aren't actually grouped |
| // by a "source ID", so we will just stringize the event's type. |
| this.description_ = EventTypeNames[e.type]; |
| return; |
| } |
| |
| if (e.params == undefined) { |
| return; |
| } |
| |
| switch (e.source.type) { |
| case EventSourceType.URL_REQUEST: |
| case EventSourceType.SOCKET_STREAM: |
| case EventSourceType.HTTP_STREAM_JOB: |
| this.description_ = e.params.url; |
| break; |
| case EventSourceType.CONNECT_JOB: |
| this.description_ = e.params.group_name; |
| break; |
| case EventSourceType.HOST_RESOLVER_IMPL_REQUEST: |
| case EventSourceType.HOST_RESOLVER_IMPL_JOB: |
| case EventSourceType.HOST_RESOLVER_IMPL_PROC_TASK: |
| this.description_ = e.params.host; |
| break; |
| case EventSourceType.DISK_CACHE_ENTRY: |
| case EventSourceType.MEMORY_CACHE_ENTRY: |
| this.description_ = e.params.key; |
| break; |
| case EventSourceType.SPDY_SESSION: |
| if (e.params.host) |
| this.description_ = e.params.host + ' (' + e.params.proxy + ')'; |
| break; |
| case EventSourceType.HTTP_PIPELINED_CONNECTION: |
| if (e.params.host_and_port) |
| this.description_ = e.params.host_and_port; |
| break; |
| case EventSourceType.SOCKET: |
| case EventSourceType.PROXY_CLIENT_SOCKET: |
| // Use description of parent source, if any. |
| if (e.params.source_dependency != undefined) { |
| var parentId = e.params.source_dependency.id; |
| this.description_ = |
| SourceTracker.getInstance().getDescription(parentId); |
| } |
| break; |
| case EventSourceType.UDP_SOCKET: |
| if (e.params.address != undefined) { |
| this.description_ = e.params.address; |
| // If the parent of |this| is a HOST_RESOLVER_IMPL_JOB, use |
| // '<DNS Server IP> [<host we're resolving>]'. |
| if (this.entries_[0].type == EventType.SOCKET_ALIVE && |
| this.entries_[0].params && |
| this.entries_[0].params.source_dependency != undefined) { |
| var parentId = this.entries_[0].params.source_dependency.id; |
| var parent = SourceTracker.getInstance().getSourceEntry(parentId); |
| if (parent && |
| parent.getSourceType() == |
| EventSourceType.HOST_RESOLVER_IMPL_JOB && |
| parent.getDescription().length > 0) { |
| this.description_ += ' [' + parent.getDescription() + ']'; |
| } |
| } |
| } |
| break; |
| case EventSourceType.ASYNC_HOST_RESOLVER_REQUEST: |
| case EventSourceType.DNS_TRANSACTION: |
| this.description_ = e.params.hostname; |
| break; |
| case EventSourceType.DOWNLOAD: |
| switch (e.type) { |
| case EventType.DOWNLOAD_FILE_RENAMED: |
| this.description_ = e.params.new_filename; |
| break; |
| case EventType.DOWNLOAD_FILE_OPENED: |
| this.description_ = e.params.file_name; |
| break; |
| case EventType.DOWNLOAD_ITEM_ACTIVE: |
| this.description_ = e.params.file_name; |
| break; |
| } |
| break; |
| case EventSourceType.FILESTREAM: |
| this.description_ = e.params.file_name; |
| break; |
| case EventSourceType.IPV6_PROBE_JOB: |
| if (e.type == EventType.IPV6_PROBE_RUNNING && |
| e.phase == EventPhase.PHASE_END) { |
| this.description_ = e.params.ipv6_supported ? 'IPv6 Supported' : |
| 'IPv6 Not Supported'; |
| } |
| break; |
| } |
| |
| if (this.description_ == undefined) |
| this.description_ = ''; |
| }, |
| |
| /** |
| * Returns a description for this source log stream, which will be displayed |
| * in the list view. Most often this is a URL that identifies the request, |
| * or a hostname for a connect job, etc... |
| */ |
| getDescription: function() { |
| return this.description_; |
| }, |
| |
| /** |
| * Returns the starting entry for this source. Conceptually this is the |
| * first entry that was logged to this source. However, we skip over the |
| * TYPE_REQUEST_ALIVE entries which wrap TYPE_URL_REQUEST_START_JOB / |
| * TYPE_SOCKET_STREAM_CONNECT. |
| */ |
| getStartEntry_: function() { |
| if (this.entries_.length < 1) |
| return undefined; |
| if (this.entries_[0].source.type == EventSourceType.FILESTREAM) { |
| var e = this.findLogEntryByType_(EventType.FILE_STREAM_OPEN); |
| if (e != undefined) |
| return e; |
| } |
| if (this.entries_[0].source.type == EventSourceType.DOWNLOAD) { |
| // If any rename occurred, use the last name |
| e = this.findLastLogEntryStartByType_( |
| EventType.DOWNLOAD_FILE_RENAMED); |
| if (e != undefined) |
| return e; |
| // Otherwise, if the file was opened, use that name |
| e = this.findLogEntryByType_(EventType.DOWNLOAD_FILE_OPENED); |
| if (e != undefined) |
| return e; |
| // History items are never opened, so use the activation info |
| e = this.findLogEntryByType_(EventType.DOWNLOAD_ITEM_ACTIVE); |
| if (e != undefined) |
| return e; |
| } |
| if (this.entries_.length >= 2) { |
| // Needed for compatability with log dumps prior to M26. |
| // TODO(mmenke): Remove this. |
| if (this.entries_[0].type == EventType.SOCKET_POOL_CONNECT_JOB && |
| this.entries_[0].params == undefined) { |
| return this.entries_[1]; |
| } |
| if (this.entries_[1].type == EventType.UDP_CONNECT) |
| return this.entries_[1]; |
| if (this.entries_[0].type == EventType.REQUEST_ALIVE && |
| this.entries_[0].params == undefined) { |
| var start_index = 1; |
| // Skip over URL_REQUEST_BLOCKED_ON_DELEGATE events for URL_REQUESTs. |
| while (start_index + 1 < this.entries_.length && |
| this.entries_[start_index].type == |
| EventType.URL_REQUEST_BLOCKED_ON_DELEGATE) { |
| ++start_index; |
| } |
| return this.entries_[start_index]; |
| } |
| if (this.entries_[1].type == EventType.IPV6_PROBE_RUNNING) |
| return this.entries_[1]; |
| } |
| return this.entries_[0]; |
| }, |
| |
| /** |
| * Returns the first entry with the specified type, or undefined if not |
| * found. |
| */ |
| findLogEntryByType_: function(type) { |
| for (var i = 0; i < this.entries_.length; ++i) { |
| if (this.entries_[i].type == type) { |
| return this.entries_[i]; |
| } |
| } |
| return undefined; |
| }, |
| |
| /** |
| * Returns the beginning of the last entry with the specified type, or |
| * undefined if not found. |
| */ |
| findLastLogEntryStartByType_: function(type) { |
| for (var i = this.entries_.length - 1; i >= 0; --i) { |
| if (this.entries_[i].type == type) { |
| if (this.entries_[i].phase != EventPhase.PHASE_END) |
| return this.entries_[i]; |
| } |
| } |
| return undefined; |
| }, |
| |
| getLogEntries: function() { |
| return this.entries_; |
| }, |
| |
| getSourceTypeString: function() { |
| return EventSourceTypeNames[this.entries_[0].source.type]; |
| }, |
| |
| getSourceType: function() { |
| return this.entries_[0].source.type; |
| }, |
| |
| getSourceId: function() { |
| return this.entries_[0].source.id; |
| }, |
| |
| /** |
| * Returns the largest source ID seen before this object was received. |
| * Used only for sorting SourceEntries without a source by source ID. |
| */ |
| getMaxPreviousEntrySourceId: function() { |
| return this.maxPreviousSourceId_; |
| }, |
| |
| isInactive: function() { |
| return this.isInactive_; |
| }, |
| |
| isError: function() { |
| return this.isError_; |
| }, |
| |
| /** |
| * Returns time of last event if inactive. Returns current time otherwise. |
| */ |
| getEndTime: function() { |
| if (!this.isInactive_) { |
| return timeutil.getCurrentTime(); |
| } else { |
| var endTicks = this.entries_[this.entries_.length - 1].time; |
| return timeutil.convertTimeTicksToTime(endTicks); |
| } |
| }, |
| |
| /** |
| * Returns the time between the first and last events with a matching |
| * source ID. If source is still active, uses the current time for the |
| * last event. |
| */ |
| getDuration: function() { |
| var startTicks = this.entries_[0].time; |
| var startTime = timeutil.convertTimeTicksToTime(startTicks); |
| var endTime = this.getEndTime(); |
| return endTime - startTime; |
| }, |
| |
| /** |
| * Prints descriptive text about |entries_| to a new node added to the end |
| * of |parent|. |
| */ |
| printAsText: function(parent) { |
| // The date will be undefined if not viewing a loaded log file. |
| printLogEntriesAsText(this.entries_, parent, |
| SourceTracker.getInstance().getPrivacyStripping(), |
| Constants.clientInfo.numericDate); |
| } |
| }; |
| |
| return SourceEntry; |
| })(); |
