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/chromeos/chrome_browser_main_chromeos.h" 6 7#include <string> 8#include <vector> 9 10#include "ash/ash_switches.h" 11#include "ash/shell.h" 12#include "base/bind.h" 13#include "base/callback.h" 14#include "base/command_line.h" 15#include "base/files/file_util.h" 16#include "base/lazy_instance.h" 17#include "base/linux_util.h" 18#include "base/path_service.h" 19#include "base/prefs/pref_service.h" 20#include "base/strings/string_number_conversions.h" 21#include "base/strings/string_split.h" 22#include "base/sys_info.h" 23#include "chrome/browser/browser_process.h" 24#include "chrome/browser/browser_process_platform_part_chromeos.h" 25#include "chrome/browser/chrome_notification_types.h" 26#include "chrome/browser/chromeos/accessibility/accessibility_manager.h" 27#include "chrome/browser/chromeos/accessibility/magnification_manager.h" 28#include "chrome/browser/chromeos/app_mode/kiosk_app_launch_error.h" 29#include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h" 30#include "chrome/browser/chromeos/app_mode/kiosk_mode_idle_app_name_notification.h" 31#include "chrome/browser/chromeos/boot_times_loader.h" 32#include "chrome/browser/chromeos/dbus/cros_dbus_service.h" 33#include "chrome/browser/chromeos/device/input_service_proxy.h" 34#include "chrome/browser/chromeos/events/event_rewriter.h" 35#include "chrome/browser/chromeos/events/event_rewriter_controller.h" 36#include "chrome/browser/chromeos/events/keyboard_driven_event_rewriter.h" 37#include "chrome/browser/chromeos/extensions/default_app_order.h" 38#include "chrome/browser/chromeos/extensions/extension_system_event_observer.h" 39#include "chrome/browser/chromeos/external_metrics.h" 40#include "chrome/browser/chromeos/imageburner/burn_manager.h" 41#include "chrome/browser/chromeos/input_method/input_method_configuration.h" 42#include "chrome/browser/chromeos/input_method/input_method_util.h" 43#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_idle_logout.h" 44#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_screensaver.h" 45#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h" 46#include "chrome/browser/chromeos/language_preferences.h" 47#include "chrome/browser/chromeos/login/helper.h" 48#include "chrome/browser/chromeos/login/lock/screen_locker.h" 49#include "chrome/browser/chromeos/login/login_wizard.h" 50#include "chrome/browser/chromeos/login/session/user_session_manager.h" 51#include "chrome/browser/chromeos/login/startup_utils.h" 52#include "chrome/browser/chromeos/login/users/chrome_user_manager.h" 53#include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h" 54#include "chrome/browser/chromeos/login/wizard_controller.h" 55#include "chrome/browser/chromeos/memory/oom_priority_manager.h" 56#include "chrome/browser/chromeos/net/network_portal_detector_impl.h" 57#include "chrome/browser/chromeos/options/cert_library.h" 58#include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos_factory.h" 59#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h" 60#include "chrome/browser/chromeos/policy/device_local_account.h" 61#include "chrome/browser/chromeos/power/freezer_cgroup_process_manager.h" 62#include "chrome/browser/chromeos/power/idle_action_warning_observer.h" 63#include "chrome/browser/chromeos/power/light_bar.h" 64#include "chrome/browser/chromeos/power/peripheral_battery_observer.h" 65#include "chrome/browser/chromeos/power/power_button_observer.h" 66#include "chrome/browser/chromeos/power/power_data_collector.h" 67#include "chrome/browser/chromeos/power/power_prefs.h" 68#include "chrome/browser/chromeos/power/renderer_freezer.h" 69#include "chrome/browser/chromeos/profiles/profile_helper.h" 70#include "chrome/browser/chromeos/settings/device_oauth2_token_service_factory.h" 71#include "chrome/browser/chromeos/settings/device_settings_service.h" 72#include "chrome/browser/chromeos/status/data_promo_notification.h" 73#include "chrome/browser/chromeos/system/input_device_settings.h" 74#include "chrome/browser/chromeos/upgrade_detector_chromeos.h" 75#include "chrome/browser/defaults.h" 76#include "chrome/browser/lifetime/application_lifetime.h" 77#include "chrome/browser/net/chrome_network_delegate.h" 78#include "chrome/browser/profiles/profile.h" 79#include "chrome/browser/profiles/profile_manager.h" 80#include "chrome/browser/rlz/rlz.h" 81#include "chrome/common/chrome_constants.h" 82#include "chrome/common/chrome_paths.h" 83#include "chrome/common/chrome_switches.h" 84#include "chrome/common/chrome_version_info.h" 85#include "chrome/common/logging_chrome.h" 86#include "chrome/common/pref_names.h" 87#include "chromeos/audio/audio_devices_pref_handler.h" 88#include "chromeos/audio/cras_audio_handler.h" 89#include "chromeos/cert_loader.h" 90#include "chromeos/chromeos_paths.h" 91#include "chromeos/chromeos_switches.h" 92#include "chromeos/cryptohome/async_method_caller.h" 93#include "chromeos/cryptohome/homedir_methods.h" 94#include "chromeos/cryptohome/system_salt_getter.h" 95#include "chromeos/dbus/dbus_thread_manager.h" 96#include "chromeos/dbus/session_manager_client.h" 97#include "chromeos/disks/disk_mount_manager.h" 98#include "chromeos/ime/ime_keyboard.h" 99#include "chromeos/ime/input_method_manager.h" 100#include "chromeos/login/login_state.h" 101#include "chromeos/login/user_names.h" 102#include "chromeos/login_event_recorder.h" 103#include "chromeos/network/network_change_notifier_chromeos.h" 104#include "chromeos/network/network_change_notifier_factory_chromeos.h" 105#include "chromeos/network/network_handler.h" 106#include "chromeos/system/statistics_provider.h" 107#include "chromeos/tpm_token_loader.h" 108#include "components/metrics/metrics_service.h" 109#include "components/ownership/owner_key_util.h" 110#include "components/session_manager/core/session_manager.h" 111#include "components/user_manager/user.h" 112#include "components/user_manager/user_manager.h" 113#include "content/public/browser/browser_thread.h" 114#include "content/public/browser/notification_service.h" 115#include "content/public/browser/power_save_blocker.h" 116#include "content/public/common/main_function_params.h" 117#include "media/audio/sounds/sounds_manager.h" 118#include "net/base/network_change_notifier.h" 119#include "net/url_request/url_request.h" 120#include "net/url_request/url_request_context_getter.h" 121#include "ui/base/touch/touch_device.h" 122#include "ui/events/event_utils.h" 123 124// Exclude X11 dependents for ozone 125#if defined(USE_X11) 126#include "chrome/browser/chromeos/device_uma.h" 127#include "chrome/browser/chromeos/events/system_key_event_listener.h" 128#include "chrome/browser/chromeos/events/xinput_hierarchy_changed_event_listener.h" 129#endif 130 131namespace chromeos { 132 133namespace { 134 135void ChromeOSVersionCallback(const std::string& version) { 136 base::SetLinuxDistro(std::string("CrOS ") + version); 137} 138 139bool ShouldAutoLaunchKioskApp(const base::CommandLine& command_line) { 140 KioskAppManager* app_manager = KioskAppManager::Get(); 141 return command_line.HasSwitch(switches::kLoginManager) && 142 !command_line.HasSwitch(switches::kForceLoginManagerInTests) && 143 app_manager->IsAutoLaunchEnabled() && 144 KioskAppLaunchError::Get() == KioskAppLaunchError::NONE; 145} 146 147} // namespace 148 149namespace internal { 150 151// Wrapper class for initializing dbus related services and shutting them 152// down. This gets instantiated in a scoped_ptr so that shutdown methods in the 153// destructor will get called if and only if this has been instantiated. 154class DBusServices { 155 public: 156 explicit DBusServices(const content::MainFunctionParams& parameters) { 157 // Initialize DBusThreadManager for the browser. This must be done after 158 // the main message loop is started, as it uses the message loop. 159 DBusThreadManager::Initialize(); 160 CrosDBusService::Initialize(); 161 162 // Initialize PowerDataCollector after DBusThreadManager is initialized. 163 PowerDataCollector::Initialize(); 164 165 LoginState::Initialize(); 166 SystemSaltGetter::Initialize(); 167 TPMTokenLoader::Initialize(); 168 CertLoader::Initialize(); 169 170 disks::DiskMountManager::Initialize(); 171 cryptohome::AsyncMethodCaller::Initialize(); 172 cryptohome::HomedirMethods::Initialize(); 173 174 NetworkHandler::Initialize(); 175 CertLibrary::Initialize(); 176 177 // Initialize the network change notifier for Chrome OS. The network 178 // change notifier starts to monitor changes from the power manager and 179 // the network manager. 180 NetworkChangeNotifierFactoryChromeos::GetInstance()->Initialize(); 181 182 // Likewise, initialize the upgrade detector for Chrome OS. The upgrade 183 // detector starts to monitor changes from the update engine. 184 UpgradeDetectorChromeos::GetInstance()->Init(); 185 186 // Initialize the device settings service so that we'll take actions per 187 // signals sent from the session manager. This needs to happen before 188 // g_browser_process initializes BrowserPolicyConnector. 189 DeviceSettingsService::Initialize(); 190 DeviceSettingsService::Get()->SetSessionManager( 191 DBusThreadManager::Get()->GetSessionManagerClient(), 192 OwnerSettingsServiceChromeOSFactory::GetInstance()->GetOwnerKeyUtil()); 193 } 194 195 ~DBusServices() { 196 CertLibrary::Shutdown(); 197 NetworkHandler::Shutdown(); 198 199 cryptohome::AsyncMethodCaller::Shutdown(); 200 disks::DiskMountManager::Shutdown(); 201 202 SystemSaltGetter::Shutdown(); 203 LoginState::Shutdown(); 204 CertLoader::Shutdown(); 205 TPMTokenLoader::Shutdown(); 206 207 CrosDBusService::Shutdown(); 208 209 // Shutdown the PowerDataCollector before shutting down DBusThreadManager. 210 PowerDataCollector::Shutdown(); 211 212 // NOTE: This must only be called if Initialize() was called. 213 DBusThreadManager::Shutdown(); 214 } 215 216 private: 217 218 DISALLOW_COPY_AND_ASSIGN(DBusServices); 219}; 220 221} // namespace internal 222 223// ChromeBrowserMainPartsChromeos ---------------------------------------------- 224 225ChromeBrowserMainPartsChromeos::ChromeBrowserMainPartsChromeos( 226 const content::MainFunctionParams& parameters) 227 : ChromeBrowserMainPartsLinux(parameters) { 228} 229 230ChromeBrowserMainPartsChromeos::~ChromeBrowserMainPartsChromeos() { 231 if (KioskModeSettings::Get()->IsKioskModeEnabled()) 232 ShutdownKioskModeScreensaver(); 233 234 // To be precise, logout (browser shutdown) is not yet done, but the 235 // remaining work is negligible, hence we say LogoutDone here. 236 BootTimesLoader::Get()->AddLogoutTimeMarker("LogoutDone", false); 237 BootTimesLoader::Get()->WriteLogoutTimes(); 238} 239 240// content::BrowserMainParts and ChromeBrowserMainExtraParts overrides --------- 241 242void ChromeBrowserMainPartsChromeos::PreEarlyInitialization() { 243 CommandLine* singleton_command_line = CommandLine::ForCurrentProcess(); 244 245 if (parsed_command_line().HasSwitch(switches::kGuestSession)) { 246 // Disable sync and extensions if we're in "browse without sign-in" mode. 247 singleton_command_line->AppendSwitch(::switches::kDisableSync); 248 singleton_command_line->AppendSwitch(::switches::kDisableExtensions); 249 browser_defaults::bookmarks_enabled = false; 250 } 251 252 // If we're not running on real Chrome OS hardware (or under VM), and are not 253 // showing the login manager or attempting a command line login, login with a 254 // stub user. 255 if (!base::SysInfo::IsRunningOnChromeOS() && 256 !parsed_command_line().HasSwitch(switches::kLoginManager) && 257 !parsed_command_line().HasSwitch(switches::kLoginUser) && 258 !parsed_command_line().HasSwitch(switches::kGuestSession)) { 259 singleton_command_line->AppendSwitchASCII(switches::kLoginUser, 260 chromeos::login::kStubUser); 261 if (!parsed_command_line().HasSwitch(switches::kLoginProfile)) { 262 singleton_command_line->AppendSwitchASCII(switches::kLoginProfile, 263 chrome::kTestUserProfileDir); 264 } 265 LOG(WARNING) << "Running as stub user with profile dir: " 266 << singleton_command_line->GetSwitchValuePath( 267 switches::kLoginProfile).value(); 268 } 269 270#if defined(GOOGLE_CHROME_BUILD) 271 const char kChromeOSReleaseTrack[] = "CHROMEOS_RELEASE_TRACK"; 272 std::string channel; 273 if (base::SysInfo::GetLsbReleaseValue(kChromeOSReleaseTrack, &channel)) 274 chrome::VersionInfo::SetChannel(channel); 275#endif 276 277 ChromeBrowserMainPartsLinux::PreEarlyInitialization(); 278} 279 280void ChromeBrowserMainPartsChromeos::PreMainMessageLoopStart() { 281 // Replace the default NetworkChangeNotifierFactory with ChromeOS specific 282 // implementation. This must be done before BrowserMainLoop calls 283 // net::NetworkChangeNotifier::Create() in MainMessageLoopStart(). 284 net::NetworkChangeNotifier::SetFactory( 285 new NetworkChangeNotifierFactoryChromeos()); 286 ChromeBrowserMainPartsLinux::PreMainMessageLoopStart(); 287} 288 289void ChromeBrowserMainPartsChromeos::PostMainMessageLoopStart() { 290 base::FilePath user_data_dir; 291 if (!base::SysInfo::IsRunningOnChromeOS() && 292 PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) { 293 // Override some paths with stub locations so that cloud policy and 294 // enterprise enrollment work on desktop builds, for ease of 295 // development. 296 chromeos::RegisterStubPathOverrides(user_data_dir); 297 } 298 299 dbus_services_.reset(new internal::DBusServices(parameters())); 300 301 ChromeBrowserMainPartsLinux::PostMainMessageLoopStart(); 302} 303 304// Threads are initialized between MainMessageLoopStart and MainMessageLoopRun. 305// about_flags settings are applied in ChromeBrowserMainParts::PreCreateThreads. 306void ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun() { 307 // Set the crypto thread after the IO thread has been created/started. 308 TPMTokenLoader::Get()->SetCryptoTaskRunner( 309 content::BrowserThread::GetMessageLoopProxyForThread( 310 content::BrowserThread::IO)); 311 312 CrasAudioHandler::Initialize( 313 AudioDevicesPrefHandler::Create(g_browser_process->local_state())); 314 315 // Start loading machine statistics here. StatisticsProvider::Shutdown() 316 // will ensure that loading is aborted on early exit. 317 bool load_oem_statistics = !StartupUtils::IsOobeCompleted(); 318 system::StatisticsProvider::GetInstance()->StartLoadingMachineStatistics( 319 content::BrowserThread::GetMessageLoopProxyForThread( 320 content::BrowserThread::FILE), 321 load_oem_statistics); 322 323 base::FilePath downloads_directory; 324 CHECK(PathService::Get(chrome::DIR_DEFAULT_DOWNLOADS, &downloads_directory)); 325 imageburner::BurnManager::Initialize( 326 downloads_directory, g_browser_process->system_request_context()); 327 328 DeviceOAuth2TokenServiceFactory::Initialize(); 329 330 ChromeBrowserMainPartsLinux::PreMainMessageLoopRun(); 331} 332 333void ChromeBrowserMainPartsChromeos::PreProfileInit() { 334 // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() 335 // -- immediately before Profile creation(). 336 337 // Now that the file thread exists we can record our stats. 338 BootTimesLoader::Get()->RecordChromeMainStats(); 339 LoginEventRecorder::Get()->SetDelegate(BootTimesLoader::Get()); 340 341 // Trigger prefetching of ownership status. 342 DeviceSettingsService::Get()->Load(); 343 344 // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() 345 // -- just before CreateProfile(). 346 347 g_browser_process->platform_part()->InitializeChromeUserManager(); 348 349 // Initialize the screen locker now so that it can receive 350 // LOGIN_USER_CHANGED notification from UserManager. 351 if (KioskModeSettings::Get()->IsKioskModeEnabled()) 352 KioskModeIdleLogout::Initialize(); 353 else 354 ScreenLocker::InitClass(); 355 356 // This forces the ProfileManager to be created and register for the 357 // notification it needs to track the logged in user. 358 g_browser_process->profile_manager(); 359 360 // AccessibilityManager and SystemKeyEventListener use InputMethodManager. 361 input_method::Initialize(); 362 363 // ProfileHelper has to be initialized after UserManager instance is created. 364 ProfileHelper::Get()->Initialize(); 365 366 // TODO(abarth): Should this move to InitializeNetworkOptions()? 367 // Allow access to file:// on ChromeOS for tests. 368 if (parsed_command_line().HasSwitch(::switches::kAllowFileAccess)) 369 ChromeNetworkDelegate::AllowAccessToAllFiles(); 370 371 // If kLoginUser is passed this indicates that user has already 372 // logged in and we should behave accordingly. 373 bool immediate_login = 374 parsed_command_line().HasSwitch(switches::kLoginUser); 375 if (immediate_login){ 376 // Redirects Chrome logging to the user data dir. 377 logging::RedirectChromeLogging(parsed_command_line()); 378 379 // Load the default app order synchronously for restarting case. 380 app_order_loader_.reset( 381 new default_app_order::ExternalLoader(false /* async */)); 382 } 383 384 if (!app_order_loader_) { 385 app_order_loader_.reset( 386 new default_app_order::ExternalLoader(true /* async */)); 387 } 388 389 media::SoundsManager::Create(); 390 391 // Initialize magnification manager before ash tray is created. And this must 392 // be placed after UserManager::SessionStarted(); 393 AccessibilityManager::Initialize(); 394#if !defined(USE_ATHENA) 395 // TODO(oshima): MagnificationManager/WallpaperManager depends on ash. 396 // crbug.com/408733, crbug.com/408734. 397 MagnificationManager::Initialize(); 398 399 // Add observers for WallpaperManager. This depends on PowerManagerClient, 400 // TimezoneSettings and CrosSettings. 401 WallpaperManager::Get()->AddObservers(); 402#endif 403 404 cros_version_loader_.GetVersion(VersionLoader::VERSION_FULL, 405 base::Bind(&ChromeOSVersionCallback), 406 &tracker_); 407 408 // Make sure that wallpaper boot transition and other delays in OOBE 409 // are disabled for tests and kiosk app launch by default. 410 // Individual tests may enable them if they want. 411 if (parsed_command_line().HasSwitch(::switches::kTestType) || 412 ShouldAutoLaunchKioskApp(parsed_command_line())) { 413 WizardController::SetZeroDelays(); 414 } 415 416 power_prefs_.reset(new PowerPrefs( 417 DBusThreadManager::Get()->GetPowerPolicyController())); 418 419 // In Aura builds this will initialize ash::Shell. 420 ChromeBrowserMainPartsLinux::PreProfileInit(); 421 422 if (immediate_login) { 423 const std::string user_id = login::CanonicalizeUserID( 424 parsed_command_line().GetSwitchValueASCII(switches::kLoginUser)); 425 user_manager::UserManager* user_manager = user_manager::UserManager::Get(); 426 427 if (policy::IsDeviceLocalAccountUser(user_id, NULL) && 428 !user_manager->IsKnownUser(user_id)) { 429 // When a device-local account is removed, its policy is deleted from disk 430 // immediately. If a session using this account happens to be in progress, 431 // the session is allowed to continue with policy served from an in-memory 432 // cache. If Chrome crashes later in the session, the policy becomes 433 // completely unavailable. Exit the session in that case, rather than 434 // allowing it to continue without policy. 435 chrome::AttemptUserExit(); 436 return; 437 } 438 439 // In case of multi-profiles --login-profile will contain user_id_hash. 440 std::string user_id_hash = 441 parsed_command_line().GetSwitchValueASCII(switches::kLoginProfile); 442 user_manager->UserLoggedIn(user_id, user_id_hash, true); 443 VLOG(1) << "Relaunching browser for user: " << user_id 444 << " with hash: " << user_id_hash; 445 } 446} 447 448class GuestLanguageSetCallbackData { 449 public: 450 explicit GuestLanguageSetCallbackData(Profile* profile) : profile(profile) { 451 } 452 453 // Must match SwitchLanguageCallback type. 454 static void Callback(const scoped_ptr<GuestLanguageSetCallbackData>& self, 455 const std::string& locale, 456 const std::string& loaded_locale, 457 bool success); 458 459 Profile* profile; 460}; 461 462// static 463void GuestLanguageSetCallbackData::Callback( 464 const scoped_ptr<GuestLanguageSetCallbackData>& self, 465 const std::string& locale, 466 const std::string& loaded_locale, 467 bool success) { 468 input_method::InputMethodManager* manager = 469 input_method::InputMethodManager::Get(); 470 scoped_refptr<input_method::InputMethodManager::State> ime_state = 471 manager->GetActiveIMEState(); 472 // Active layout must be hardware "login layout". 473 // The previous one must be "locale default layout". 474 // First, enable all hardware input methods. 475 const std::vector<std::string>& input_methods = 476 manager->GetInputMethodUtil()->GetHardwareInputMethodIds(); 477 for (size_t i = 0; i < input_methods.size(); ++i) 478 ime_state->EnableInputMethod(input_methods[i]); 479 480 // Second, enable locale based input methods. 481 const std::string locale_default_input_method = 482 manager->GetInputMethodUtil()->GetLanguageDefaultInputMethodId( 483 loaded_locale); 484 if (!locale_default_input_method.empty()) { 485 PrefService* user_prefs = self->profile->GetPrefs(); 486 user_prefs->SetString(prefs::kLanguagePreviousInputMethod, 487 locale_default_input_method); 488 ime_state->EnableInputMethod(locale_default_input_method); 489 } 490 491 // Finally, activate the first login input method. 492 const std::vector<std::string>& login_input_methods = 493 manager->GetInputMethodUtil()->GetHardwareLoginInputMethodIds(); 494 ime_state->ChangeInputMethod(login_input_methods[0], 495 false /* show_message */); 496} 497 498void SetGuestLocale(Profile* const profile) { 499 scoped_ptr<GuestLanguageSetCallbackData> data( 500 new GuestLanguageSetCallbackData(profile)); 501 scoped_ptr<locale_util::SwitchLanguageCallback> callback( 502 new locale_util::SwitchLanguageCallback(base::Bind( 503 &GuestLanguageSetCallbackData::Callback, base::Passed(data.Pass())))); 504 user_manager::User* const user = 505 ProfileHelper::Get()->GetUserByProfile(profile); 506 UserSessionManager::GetInstance()->RespectLocalePreference( 507 profile, user, callback.Pass()); 508} 509 510void ChromeBrowserMainPartsChromeos::PostProfileInit() { 511 // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() 512 // -- just after CreateProfile(). 513 514 BootTimesLoader::Get()->OnChromeProcessStart(); 515 516 // Initialize the network portal detector for Chrome OS. The network 517 // portal detector starts to listen for notifications from 518 // NetworkStateHandler and initiates captive portal detection for 519 // active networks. Should be called before call to CreateSessionManager, 520 // because it depends on NetworkPortalDetector. 521 NetworkPortalDetectorImpl::Initialize( 522 g_browser_process->system_request_context()); 523 { 524 NetworkPortalDetector* detector = NetworkPortalDetector::Get(); 525#if defined(GOOGLE_CHROME_BUILD) 526 bool is_official_build = true; 527#else 528 bool is_official_build = false; 529#endif 530 // Enable portal detector if EULA was previously accepted or if 531 // this is an unofficial build. 532 if (!is_official_build || StartupUtils::IsEulaAccepted()) 533 detector->Enable(true); 534 } 535 536 // Initialize input methods. 537 input_method::InputMethodManager* manager = 538 input_method::InputMethodManager::Get(); 539 UserSessionManager* session_manager = UserSessionManager::GetInstance(); 540 DCHECK(manager); 541 DCHECK(session_manager); 542 543 manager->SetState(session_manager->GetDefaultIMEState(profile())); 544 545 bool is_running_test = parameters().ui_task != NULL; 546 g_browser_process->platform_part()->InitializeSessionManager( 547 parsed_command_line(), profile(), is_running_test); 548 g_browser_process->platform_part()->SessionManager()->Start(); 549 550 // Guest user profile is never initialized with locale settings, 551 // so we need special handling for Guest session. 552 if (user_manager::UserManager::Get()->IsLoggedInAsGuest()) 553 SetGuestLocale(profile()); 554 555 // These observers must be initialized after the profile because 556 // they use the profile to dispatch extension events. 557 extension_system_event_observer_.reset(new ExtensionSystemEventObserver()); 558 if (KioskModeSettings::Get()->IsKioskModeEnabled()) { 559 retail_mode_power_save_blocker_ = content::PowerSaveBlocker::Create( 560 content::PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep, 561 "Retail mode"); 562 } 563 564 peripheral_battery_observer_.reset(new PeripheralBatteryObserver()); 565 566 renderer_freezer_.reset( 567 new RendererFreezer(scoped_ptr<RendererFreezer::Delegate>( 568 new FreezerCgroupProcessManager()))); 569 if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kWakeOnPackets)) 570 light_bar_.reset(new LightBar()); 571 572 g_browser_process->platform_part()->InitializeAutomaticRebootManager(); 573 574 // This observer cannot be created earlier because it requires the shell to be 575 // available. 576 idle_action_warning_observer_.reset(new IdleActionWarningObserver()); 577 578 ChromeBrowserMainPartsLinux::PostProfileInit(); 579} 580 581void ChromeBrowserMainPartsChromeos::PreBrowserStart() { 582 // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() 583 // -- just before MetricsService::LogNeedForCleanShutdown(). 584 585 // Start the external metrics service, which collects metrics from Chrome OS 586 // and passes them to the browser process. 587 external_metrics_ = new chromeos::ExternalMetrics; 588 external_metrics_->Start(); 589 590#if defined(USE_X11) 591 // Listen for system key events so that the user will be able to adjust the 592 // volume on the login screen, if Chrome is running on Chrome OS 593 // (i.e. not Linux desktop), and in non-test mode. 594 // Note: SystemKeyEventListener depends on the DBus thread. 595 if (base::SysInfo::IsRunningOnChromeOS() && 596 !parameters().ui_task) { // ui_task is non-NULL when running tests. 597 SystemKeyEventListener::Initialize(); 598 } 599 600 // Listen for XI_HierarchyChanged events. Note: if this is moved to 601 // PreMainMessageLoopRun() then desktopui_PageCyclerTests fail for unknown 602 // reasons, see http://crosbug.com/24833. 603 XInputHierarchyChangedEventListener::GetInstance(); 604 605 // Start the CrOS input device UMA watcher 606 DeviceUMA::GetInstance(); 607#endif 608 609 // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() 610 // -- immediately after ChildProcess::WaitForDebugger(). 611 612 // Start the out-of-memory priority manager here so that we give the most 613 // amount of time for the other services to start up before we start 614 // adjusting the oom priority. 615 g_browser_process->platform_part()->oom_priority_manager()->Start(); 616 617 if (ui::ShouldDefaultToNaturalScroll()) { 618 CommandLine::ForCurrentProcess()->AppendSwitch( 619 chromeos::switches::kNaturalScrollDefault); 620 system::InputDeviceSettings::Get()->SetTapToClick(true); 621 } 622 623 ChromeBrowserMainPartsLinux::PreBrowserStart(); 624} 625 626void ChromeBrowserMainPartsChromeos::PostBrowserStart() { 627 // These are dependent on the ash::Shell singleton already having been 628 // initialized. 629#if !defined(USE_ATHENA) 630 // TODO(oshima): Remove ash dependency in PowerButtonObserver. 631 // crbug.com/408832. 632 power_button_observer_.reset(new PowerButtonObserver); 633#endif 634 data_promo_notification_.reset(new DataPromoNotification()); 635 636#if !defined(USE_ATHENA) 637 // TODO(oshima): Support accessibility on athena. crbug.com/408733. 638 keyboard_event_rewriters_.reset(new EventRewriterController()); 639 keyboard_event_rewriters_->AddEventRewriter( 640 scoped_ptr<ui::EventRewriter>(new KeyboardDrivenEventRewriter())); 641 keyboard_event_rewriters_->AddEventRewriter(scoped_ptr<ui::EventRewriter>( 642 new EventRewriter(ash::Shell::GetInstance()->sticky_keys_controller()))); 643 keyboard_event_rewriters_->Init(); 644#endif 645 646 ChromeBrowserMainPartsLinux::PostBrowserStart(); 647} 648 649// Shut down services before the browser process, etc are destroyed. 650void ChromeBrowserMainPartsChromeos::PostMainMessageLoopRun() { 651 BootTimesLoader::Get()->AddLogoutTimeMarker("UIMessageLoopEnded", true); 652 653 g_browser_process->platform_part()->oom_priority_manager()->Stop(); 654 655 // Early wake-up of HID device service. 656 InputServiceProxy::WarmUp(); 657 658 // Destroy the application name notifier for Kiosk mode. 659 KioskModeIdleAppNameNotification::Shutdown(); 660 661 // Shutdown the upgrade detector for Chrome OS. The upgrade detector 662 // stops monitoring changes from the update engine. 663 if (UpgradeDetectorChromeos::GetInstance()) 664 UpgradeDetectorChromeos::GetInstance()->Shutdown(); 665 666 // Shutdown the network change notifier for Chrome OS. The network 667 // change notifier stops monitoring changes from the power manager and 668 // the network manager. 669 if (NetworkChangeNotifierFactoryChromeos::GetInstance()) 670 NetworkChangeNotifierFactoryChromeos::GetInstance()->Shutdown(); 671 672 // Destroy UI related classes before destroying services that they may 673 // depend on. 674 data_promo_notification_.reset(); 675 676 // Tell DeviceSettingsService to stop talking to session_manager. Do not 677 // shutdown DeviceSettingsService yet, it might still be accessed by 678 // BrowserPolicyConnector (owned by g_browser_process). 679 DeviceSettingsService::Get()->UnsetSessionManager(); 680 681 // We should remove observers attached to D-Bus clients before 682 // DBusThreadManager is shut down. 683 extension_system_event_observer_.reset(); 684 retail_mode_power_save_blocker_.reset(); 685 peripheral_battery_observer_.reset(); 686 power_prefs_.reset(); 687 renderer_freezer_.reset(); 688 light_bar_.reset(); 689 690 // Let the ScreenLocker unregister itself from SessionManagerClient before 691 // DBusThreadManager is shut down. 692 if (!KioskModeSettings::Get()->IsKioskModeEnabled()) 693 ScreenLocker::ShutDownClass(); 694 695 keyboard_event_rewriters_.reset(); 696#if defined(USE_X11) 697 // The XInput2 event listener needs to be shut down earlier than when 698 // Singletons are finally destroyed in AtExitManager. 699 XInputHierarchyChangedEventListener::GetInstance()->Stop(); 700 701 DeviceUMA::GetInstance()->Stop(); 702 703 // SystemKeyEventListener::Shutdown() is always safe to call, 704 // even if Initialize() wasn't called. 705 SystemKeyEventListener::Shutdown(); 706#endif 707 708 imageburner::BurnManager::Shutdown(); 709 CrasAudioHandler::Shutdown(); 710 711 // Detach D-Bus clients before DBusThreadManager is shut down. 712 power_button_observer_.reset(); 713 idle_action_warning_observer_.reset(); 714 715#if !defined(USE_ATHENA) 716 MagnificationManager::Shutdown(); 717#endif 718 719 AccessibilityManager::Shutdown(); 720 721 media::SoundsManager::Shutdown(); 722 723 system::StatisticsProvider::GetInstance()->Shutdown(); 724 725 // Let the UserManager and WallpaperManager unregister itself as an observer 726 // of the CrosSettings singleton before it is destroyed. This also ensures 727 // that the UserManager has no URLRequest pending (see 728 // http://crbug.com/276659). 729 g_browser_process->platform_part()->user_manager()->Shutdown(); 730 WallpaperManager::Get()->Shutdown(); 731 732 // Let the AutomaticRebootManager unregister itself as an observer of several 733 // subsystems. 734 g_browser_process->platform_part()->ShutdownAutomaticRebootManager(); 735 736 // Clean up dependency on CrosSettings and stop pending data fetches. 737 KioskAppManager::Shutdown(); 738 739 // Give BrowserPolicyConnectorChromeOS a chance to unregister any observers 740 // on services that are going to be deleted later but before its Shutdown() 741 // is called. 742 g_browser_process->platform_part()->browser_policy_connector_chromeos()-> 743 PreShutdown(); 744 745 // We first call PostMainMessageLoopRun and then destroy UserManager, because 746 // Ash needs to be closed before UserManager is destroyed. 747 ChromeBrowserMainPartsLinux::PostMainMessageLoopRun(); 748 749 input_method::Shutdown(); 750 751 // Stops all in-flight OAuth2 token fetchers before the IO thread stops. 752 DeviceOAuth2TokenServiceFactory::Shutdown(); 753 754 // Called after 755 // ChromeBrowserMainPartsLinux::PostMainMessageLoopRun() to be 756 // executed after execution of chrome::CloseAsh(), because some 757 // parts of WebUI depends on NetworkPortalDetector. 758 NetworkPortalDetector::Shutdown(); 759 760 g_browser_process->platform_part()->DestroyChromeUserManager(); 761 762 g_browser_process->platform_part()->ShutdownSessionManager(); 763} 764 765void ChromeBrowserMainPartsChromeos::PostDestroyThreads() { 766 // Destroy DBus services immediately after threads are stopped. 767 dbus_services_.reset(); 768 769 ChromeBrowserMainPartsLinux::PostDestroyThreads(); 770 771 // Destroy DeviceSettingsService after g_browser_process. 772 DeviceSettingsService::Shutdown(); 773} 774 775} // namespace chromeos 776