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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/net/net_log_temp_file.h" | |
| 6 | |
| 7 #include "base/files/file_util.h" | |
| 8 #include "base/files/scoped_file.h" | |
| 9 #include "base/values.h" | |
| 10 #include "chrome/browser/net/chrome_net_log.h" | |
| 11 #include "chrome/browser/ui/webui/net_internals/net_internals_ui.h" | |
| 12 #include "content/public/browser/browser_thread.h" | |
| 13 #include "net/log/write_to_file_net_log_observer.h" | |
| 14 | |
| 15 using content::BrowserThread; | |
| 16 | |
| 17 // Path of logs relative to base::GetTempDir(). Must be kept in sync | |
| 18 // with chrome/android/java/res/xml/file_paths.xml | |
| 19 base::FilePath::CharType kLogRelativePath[] = | |
| 20 FILE_PATH_LITERAL("net-export/chrome-net-export-log.json"); | |
| 21 | |
| 22 // Old path used by net-export. Used to delete old files. | |
| 23 // TODO(mmenke): Should remove at some point. Added in M46. | |
| 24 base::FilePath::CharType kOldLogRelativePath[] = | |
| 25 FILE_PATH_LITERAL("chrome-net-export-log.json"); | |
| 26 | |
| 27 NetLogTempFile::~NetLogTempFile() { | |
| 28 if (write_to_file_observer_) | |
| 29 write_to_file_observer_->StopObserving(nullptr); | |
| 30 } | |
| 31 | |
| 32 void NetLogTempFile::ProcessCommand(Command command) { | |
| 33 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 34 if (!EnsureInit()) | |
| 35 return; | |
| 36 | |
| 37 switch (command) { | |
| 38 case DO_START_LOG_BYTES: | |
| 39 StartNetLog(LOG_TYPE_LOG_BYTES); | |
| 40 break; | |
| 41 case DO_START: | |
| 42 StartNetLog(LOG_TYPE_NORMAL); | |
| 43 break; | |
| 44 case DO_START_STRIP_PRIVATE_DATA: | |
| 45 StartNetLog(LOG_TYPE_STRIP_PRIVATE_DATA); | |
| 46 break; | |
| 47 case DO_STOP: | |
| 48 StopNetLog(); | |
| 49 break; | |
| 50 default: | |
| 51 NOTREACHED(); | |
| 52 break; | |
| 53 } | |
| 54 } | |
| 55 | |
| 56 bool NetLogTempFile::GetFilePath(base::FilePath* path) { | |
| 57 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 58 if (log_type_ == LOG_TYPE_NONE || state_ == STATE_LOGGING) | |
| 59 return false; | |
| 60 | |
| 61 if (!NetExportLogExists()) | |
| 62 return false; | |
| 63 | |
| 64 DCHECK(!log_path_.empty()); | |
| 65 #if defined(OS_POSIX) | |
| 66 // Users, group and others can read, write and traverse. | |
| 67 int mode = base::FILE_PERMISSION_MASK; | |
| 68 base::SetPosixFilePermissions(log_path_, mode); | |
| 69 #endif // defined(OS_POSIX) | |
| 70 | |
| 71 *path = log_path_; | |
| 72 return true; | |
| 73 } | |
| 74 | |
| 75 base::DictionaryValue* NetLogTempFile::GetState() { | |
| 76 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 77 base::DictionaryValue* dict = new base::DictionaryValue; | |
| 78 | |
| 79 EnsureInit(); | |
| 80 | |
| 81 #ifndef NDEBUG | |
| 82 dict->SetString("file", log_path_.LossyDisplayName()); | |
| 83 #endif // NDEBUG | |
| 84 | |
| 85 switch (state_) { | |
| 86 case STATE_NOT_LOGGING: | |
| 87 dict->SetString("state", "NOT_LOGGING"); | |
| 88 break; | |
| 89 case STATE_LOGGING: | |
| 90 dict->SetString("state", "LOGGING"); | |
| 91 break; | |
| 92 case STATE_UNINITIALIZED: | |
| 93 dict->SetString("state", "UNINITIALIZED"); | |
| 94 break; | |
| 95 } | |
| 96 | |
| 97 switch (log_type_) { | |
| 98 case LOG_TYPE_NONE: | |
| 99 dict->SetString("logType", "NONE"); | |
| 100 break; | |
| 101 case LOG_TYPE_UNKNOWN: | |
| 102 dict->SetString("logType", "UNKNOWN"); | |
| 103 break; | |
| 104 case LOG_TYPE_LOG_BYTES: | |
| 105 dict->SetString("logType", "LOG_BYTES"); | |
| 106 break; | |
| 107 case LOG_TYPE_NORMAL: | |
| 108 dict->SetString("logType", "NORMAL"); | |
| 109 break; | |
| 110 case LOG_TYPE_STRIP_PRIVATE_DATA: | |
| 111 dict->SetString("logType", "STRIP_PRIVATE_DATA"); | |
| 112 break; | |
| 113 } | |
| 114 | |
| 115 return dict; | |
| 116 } | |
| 117 | |
| 118 NetLogTempFile::NetLogTempFile(ChromeNetLog* chrome_net_log) | |
| 119 : state_(STATE_UNINITIALIZED), | |
| 120 log_type_(LOG_TYPE_NONE), | |
| 121 chrome_net_log_(chrome_net_log) { | |
| 122 } | |
| 123 | |
| 124 bool NetLogTempFile::GetNetExportLogBaseDirectory( | |
| 125 base::FilePath* path) const { | |
| 126 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 127 return base::GetTempDir(path); | |
| 128 } | |
| 129 | |
| 130 net::NetLogCaptureMode NetLogTempFile::GetCaptureModeForLogType( | |
| 131 LogType log_type) { | |
| 132 switch (log_type) { | |
| 133 case LOG_TYPE_LOG_BYTES: | |
| 134 return net::NetLogCaptureMode::IncludeSocketBytes(); | |
| 135 case LOG_TYPE_NORMAL: | |
| 136 return net::NetLogCaptureMode::IncludeCookiesAndCredentials(); | |
| 137 case LOG_TYPE_STRIP_PRIVATE_DATA: | |
| 138 return net::NetLogCaptureMode::Default(); | |
| 139 case LOG_TYPE_NONE: | |
| 140 case LOG_TYPE_UNKNOWN: | |
| 141 NOTREACHED(); | |
| 142 } | |
| 143 return net::NetLogCaptureMode::Default(); | |
| 144 } | |
| 145 | |
| 146 bool NetLogTempFile::EnsureInit() { | |
| 147 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 148 if (state_ != STATE_UNINITIALIZED) | |
| 149 return true; | |
| 150 | |
| 151 if (!SetUpNetExportLogPath()) | |
| 152 return false; | |
| 153 | |
| 154 state_ = STATE_NOT_LOGGING; | |
| 155 if (NetExportLogExists()) | |
| 156 log_type_ = LOG_TYPE_UNKNOWN; | |
| 157 else | |
| 158 log_type_ = LOG_TYPE_NONE; | |
| 159 | |
| 160 return true; | |
| 161 } | |
| 162 | |
| 163 void NetLogTempFile::StartNetLog(LogType log_type) { | |
| 164 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 165 if (state_ == STATE_LOGGING) | |
| 166 return; | |
| 167 | |
| 168 DCHECK_NE(STATE_UNINITIALIZED, state_); | |
| 169 DCHECK(!log_path_.empty()); | |
| 170 | |
| 171 // Try to make sure we can create the file. | |
| 172 // TODO(rtenneti): Find a better for doing the following. Surface some error | |
| 173 // to the user if we couldn't create the file. | |
| 174 base::ScopedFILE file(base::OpenFile(log_path_, "w")); | |
| 175 if (!file) | |
| 176 return; | |
| 177 | |
| 178 log_type_ = log_type; | |
| 179 state_ = STATE_LOGGING; | |
| 180 | |
| 181 scoped_ptr<base::Value> constants(NetInternalsUI::GetConstants()); | |
| 182 write_to_file_observer_.reset(new net::WriteToFileNetLogObserver()); | |
| 183 write_to_file_observer_->set_capture_mode(GetCaptureModeForLogType(log_type)); | |
| 184 write_to_file_observer_->StartObserving(chrome_net_log_, file.Pass(), | |
| 185 constants.get(), nullptr); | |
| 186 } | |
| 187 | |
| 188 void NetLogTempFile::StopNetLog() { | |
| 189 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 190 if (state_ != STATE_LOGGING) | |
| 191 return; | |
| 192 | |
| 193 write_to_file_observer_->StopObserving(nullptr); | |
| 194 write_to_file_observer_.reset(); | |
| 195 state_ = STATE_NOT_LOGGING; | |
| 196 } | |
| 197 | |
| 198 bool NetLogTempFile::SetUpNetExportLogPath() { | |
| 199 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 200 base::FilePath temp_dir; | |
| 201 if (!GetNetExportLogBaseDirectory(&temp_dir)) | |
| 202 return false; | |
| 203 | |
| 204 // Delete log file at old location, if present. | |
| 205 DeleteFile(temp_dir.Append(kOldLogRelativePath), false); | |
| 206 | |
| 207 base::FilePath log_path = temp_dir.Append(kLogRelativePath); | |
| 208 | |
| 209 if (!base::CreateDirectoryAndGetError(log_path.DirName(), | |
| 210 nullptr)) { | |
| 211 return false; | |
| 212 } | |
| 213 | |
| 214 log_path_ = log_path; | |
| 215 return true; | |
| 216 } | |
| 217 | |
| 218 bool NetLogTempFile::NetExportLogExists() const { | |
| 219 DCHECK_CURRENTLY_ON(BrowserThread::FILE_USER_BLOCKING); | |
| 220 DCHECK(!log_path_.empty()); | |
| 221 return base::PathExists(log_path_); | |
| 222 } | |
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Chromium Code Reviews
Issue 1347043002:
Move ChromeNetLog to //components (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master