// Copyright (c) 2011 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. #include "chrome/browser/chromeos/chrome_browser_main_chromeos.h" #include "base/bind.h" #include "base/callback.h" #include "base/command_line.h" #include "base/lazy_instance.h" #include "base/message_loop.h" #include "base/string_number_conversions.h" #include "chrome/browser/browser_process_impl.h" #include "chrome/browser/chromeos/accessibility/system_event_observer.h" #include "chrome/browser/chromeos/audio_handler.h" #include "chrome/browser/chromeos/audio_handler.h" #include "chrome/browser/chromeos/bluetooth/bluetooth_manager.h" #include "chrome/browser/chromeos/boot_times_loader.h" #include "chrome/browser/chromeos/boot_times_loader.h" #include "chrome/browser/chromeos/brightness_observer.h" #include "chrome/browser/chromeos/cros/cros_library.h" #include "chrome/browser/chromeos/cros/cros_library.h" #include "chrome/browser/chromeos/dbus/dbus_thread_manager.h" #include "chrome/browser/chromeos/dbus/power_manager_client.h" #include "chrome/browser/chromeos/dbus/session_manager_client.h" #include "chrome/browser/chromeos/disks/disk_mount_manager.h" #include "chrome/browser/chromeos/external_metrics.h" #include "chrome/browser/chromeos/input_method/input_method_manager.h" #include "chrome/browser/chromeos/input_method/xkeyboard.h" #include "chrome/browser/chromeos/login/authenticator.h" #include "chrome/browser/chromeos/login/login_utils.h" #include "chrome/browser/chromeos/login/ownership_service.h" #include "chrome/browser/chromeos/login/screen_locker.h" #include "chrome/browser/chromeos/login/session_manager_observer.h" #include "chrome/browser/chromeos/login/user_manager.h" #include "chrome/browser/chromeos/net/cros_network_change_notifier_factory.h" #include "chrome/browser/chromeos/net/network_change_notifier_chromeos.h" #include "chrome/browser/chromeos/status/status_area_view_chromeos.h" #include "chrome/browser/chromeos/system/runtime_environment.h" #include "chrome/browser/chromeos/system/statistics_provider.h" #include "chrome/browser/chromeos/system_key_event_listener.h" #include "chrome/browser/chromeos/upgrade_detector_chromeos.h" #include "chrome/browser/chromeos/xinput_hierarchy_changed_event_listener.h" #include "chrome/browser/defaults.h" #include "chrome/browser/metrics/metrics_service.h" #include "chrome/browser/oom_priority_manager.h" #include "chrome/browser/policy/browser_policy_connector.h" #include "chrome/browser/profiles/profile.h" #include "chrome/browser/profiles/profile_manager.h" #include "chrome/browser/ui/views/browser_dialogs.h" #include "chrome/common/chrome_switches.h" #include "chrome/common/logging_chrome.h" #include "content/public/common/main_function_params.h" #include "grit/platform_locale_settings.h" #include "net/base/network_change_notifier.h" #include "net/url_request/url_request.h" #include "ui/base/l10n/l10n_util.h" #if defined(TOOLKIT_USES_GTK) #include #endif #if defined(USE_AURA) #include "chrome/browser/chromeos/legacy_window_manager/initial_browser_window_observer.h" #endif class MessageLoopObserver : public MessageLoopForUI::Observer { #if defined(USE_AURA) virtual base::EventStatus WillProcessEvent( const base::NativeEvent& event) OVERRIDE { return base::EVENT_CONTINUE; } virtual void DidProcessEvent( const base::NativeEvent& event) OVERRIDE { } #else virtual void WillProcessEvent(GdkEvent* event) { // On chromeos we want to map Alt-left click to right click. // This code only changes presses and releases. We could decide to also // modify drags and crossings. It doesn't seem to be a problem right now // with our support for context menus (the only real need we have). // There are some inconsistent states both with what we have and what // we would get if we added drags. You could get a right drag without a // right down for example, unless we started synthesizing events, which // seems like more trouble than it's worth. if ((event->type == GDK_BUTTON_PRESS || event->type == GDK_2BUTTON_PRESS || event->type == GDK_3BUTTON_PRESS || event->type == GDK_BUTTON_RELEASE) && event->button.button == 1 && event->button.state & GDK_MOD1_MASK) { // Change the button to the third (right) one. event->button.button = 3; // Remove the Alt key and first button state. event->button.state &= ~(GDK_MOD1_MASK | GDK_BUTTON1_MASK); // Add the third (right) button state. event->button.state |= GDK_BUTTON3_MASK; } } virtual void DidProcessEvent(GdkEvent* event) { } #endif }; static base::LazyInstance g_message_loop_observer = LAZY_INSTANCE_INITIALIZER; // Login ----------------------------------------------------------------------- // Class is used to login using passed username and password. // The instance will be deleted upon success or failure. class StubLogin : public chromeos::LoginStatusConsumer, public chromeos::LoginUtils::Delegate { public: StubLogin(std::string username, std::string password) : pending_requests_(false), profile_prepared_(false) { authenticator_ = chromeos::LoginUtils::Get()->CreateAuthenticator(this); authenticator_.get()->AuthenticateToLogin( g_browser_process->profile_manager()->GetDefaultProfile(), username, password, std::string(), std::string()); } ~StubLogin() { chromeos::LoginUtils::Get()->DelegateDeleted(this); } void OnLoginFailure(const chromeos::LoginFailure& error) { LOG(ERROR) << "Login Failure: " << error.GetErrorString(); delete this; } void OnLoginSuccess(const std::string& username, const std::string& password, const GaiaAuthConsumer::ClientLoginResult& credentials, bool pending_requests, bool using_oauth) { pending_requests_ = pending_requests; if (!profile_prepared_) { // Will call OnProfilePrepared in the end. chromeos::LoginUtils::Get()->PrepareProfile(username, std::string(), password, credentials, pending_requests, using_oauth, false, this); } else if (!pending_requests) { delete this; } } // LoginUtils::Delegate implementation: virtual void OnProfilePrepared(Profile* profile) { profile_prepared_ = true; chromeos::LoginUtils::DoBrowserLaunch(profile, NULL); if (!pending_requests_) delete this; } scoped_refptr authenticator_; bool pending_requests_; bool profile_prepared_; }; // Allows authenticator to be invoked without adding refcounting. The instances // will delete themselves upon completion. DISABLE_RUNNABLE_METHOD_REFCOUNT(StubLogin); void OptionallyRunChromeOSLoginManager(const CommandLine& parsed_command_line, Profile* profile) { if (parsed_command_line.HasSwitch(switches::kLoginManager)) { std::string first_screen = parsed_command_line.GetSwitchValueASCII(switches::kLoginScreen); std::string size_arg = parsed_command_line.GetSwitchValueASCII( switches::kLoginScreenSize); gfx::Size size(0, 0); // Allow the size of the login window to be set explicitly. If not set, // default to the entire screen. This is mostly useful for testing. if (size_arg.size()) { std::vector dimensions; base::SplitString(size_arg, ',', &dimensions); if (dimensions.size() == 2) { int width, height; if (base::StringToInt(dimensions[0], &width) && base::StringToInt(dimensions[1], &height)) size.SetSize(width, height); } } browser::ShowLoginWizard(first_screen, size); } else if (parsed_command_line.HasSwitch(switches::kLoginUser) && parsed_command_line.HasSwitch(switches::kLoginPassword)) { chromeos::BootTimesLoader::Get()->RecordLoginAttempted(); new StubLogin( parsed_command_line.GetSwitchValueASCII(switches::kLoginUser), parsed_command_line.GetSwitchValueASCII(switches::kLoginPassword)); } else { if (!parsed_command_line.HasSwitch(switches::kTestName)) { // We did not log in (we crashed or are debugging), so we need to // restore Sync. chromeos::LoginUtils::Get()->RestoreAuthenticationSession(profile); } } } // ChromeBrowserMainPartsChromeos ---------------------------------------------- ChromeBrowserMainPartsChromeos::ChromeBrowserMainPartsChromeos( const content::MainFunctionParams& parameters) : ChromeBrowserMainPartsLinux(parameters) { } ChromeBrowserMainPartsChromeos::~ChromeBrowserMainPartsChromeos() { chromeos::disks::DiskMountManager::Shutdown(); chromeos::DBusThreadManager::Shutdown(); if (!parameters().ui_task && chromeos::CrosLibrary::Get()) chromeos::CrosLibrary::Shutdown(); // To be precise, logout (browser shutdown) is not yet done, but the // remaining work is negligible, hence we say LogoutDone here. chromeos::BootTimesLoader::Get()->AddLogoutTimeMarker("LogoutDone", false); chromeos::BootTimesLoader::Get()->WriteLogoutTimes(); } // content::BrowserMainParts and ChromeBrowserMainExtraParts overrides --------- void ChromeBrowserMainPartsChromeos::PreEarlyInitialization() { if (parsed_command_line().HasSwitch(switches::kGuestSession)) { // Disable sync and extensions if we're in "browse without sign-in" mode. CommandLine* singleton_command_line = CommandLine::ForCurrentProcess(); singleton_command_line->AppendSwitch(switches::kDisableSync); singleton_command_line->AppendSwitch(switches::kDisableExtensions); browser_defaults::bookmarks_enabled = false; } ChromeBrowserMainPartsLinux::PreEarlyInitialization(); } void ChromeBrowserMainPartsChromeos::PreMainMessageLoopStart() { // Initialize CrosLibrary only for the browser, unless running tests // (which do their own CrosLibrary setup). if (!parameters().ui_task) { bool use_stub = parameters().command_line.HasSwitch(switches::kStubCros); chromeos::CrosLibrary::Initialize(use_stub); } // Replace the default NetworkChangeNotifierFactory with ChromeOS specific // implementation. net::NetworkChangeNotifier::SetFactory( new chromeos::CrosNetworkChangeNotifierFactory()); ChromeBrowserMainPartsLinux::PreMainMessageLoopStart(); } void ChromeBrowserMainPartsChromeos::PreProfileInit() { // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() // -- immediately before Profile creation(). // Now that the file thread exists we can record our stats. chromeos::BootTimesLoader::Get()->RecordChromeMainStats(); #if defined(TOOLKIT_USES_GTK) // Read locale-specific GTK resource information. std::string gtkrc = l10n_util::GetStringUTF8(IDS_LOCALE_GTKRC); if (!gtkrc.empty()) gtk_rc_parse_string(gtkrc.c_str()); #else // TODO(saintlou): Need to provide an Aura equivalent. NOTIMPLEMENTED(); #endif // Trigger prefetching of ownership status. chromeos::OwnershipService::GetSharedInstance()->Prewarm(); // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() // -- just before CreateProfile(). // Initialize the screen locker now so that it can receive // LOGIN_USER_CHANGED notification from UserManager. chromeos::ScreenLocker::InitClass(); // This forces the ProfileManager to be created and register for the // notification it needs to track the logged in user. g_browser_process->profile_manager(); // TODO(abarth): Should this move to InitializeNetworkOptions()? // Allow access to file:// on ChromeOS for tests. if (parsed_command_line().HasSwitch(switches::kAllowFileAccess)) net::URLRequest::AllowFileAccess(); // There are two use cases for kLoginUser: // 1) if passed in tandem with kLoginPassword, to drive a "StubLogin" // 2) if passed alone, to signal that the indicated user has already // logged in and we should behave accordingly. // This handles case 2. if (parsed_command_line().HasSwitch(switches::kLoginUser) && !parsed_command_line().HasSwitch(switches::kLoginPassword)) { std::string username = parsed_command_line().GetSwitchValueASCII(switches::kLoginUser); VLOG(1) << "Relaunching browser for user: " << username; chromeos::UserManager::Get()->UserLoggedIn(username); // Redirects Chrome logging to the user data dir. logging::RedirectChromeLogging(parsed_command_line()); // Initialize user policy before creating the profile so the profile // initialization code sees policy settings. g_browser_process->browser_policy_connector()->InitializeUserPolicy( username, false /* wait_for_policy_fetch */); } else if (parsed_command_line().HasSwitch(switches::kLoginManager)) { // Initialize status area mode early on. chromeos::StatusAreaViewChromeos:: SetScreenMode(chromeos::StatusAreaViewChromeos::LOGIN_MODE_WEBUI); } // In Aura builds this will initialize aura_shell::Shell. ChromeBrowserMainPartsLinux::PreProfileInit(); } void ChromeBrowserMainPartsChromeos::PostProfileInit() { // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() // -- just after CreateProfile(). // Pass the TokenService pointer to the policy connector so user policy can // grab a token and register with the policy server. // TODO(mnissler): Remove once OAuth is the only authentication mechanism. if (parsed_command_line().HasSwitch(switches::kLoginUser) && !parsed_command_line().HasSwitch(switches::kLoginPassword)) { g_browser_process->browser_policy_connector()->SetUserPolicyTokenService( profile()->GetTokenService()); } // Tests should be able to tune login manager before showing it. // Thus only show login manager in normal (non-testing) mode. if (!parameters().ui_task) OptionallyRunChromeOSLoginManager(parsed_command_line(), profile()); ChromeBrowserMainPartsLinux::PostProfileInit(); } void ChromeBrowserMainPartsChromeos::PreBrowserStart() { // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() // -- just before MetricsService::LogNeedForCleanShutdown(). metrics()->StartExternalMetrics(); // Initialize the audio handler on ChromeOS. chromeos::AudioHandler::Initialize(); // Listen for system key events so that the user will be able to adjust the // volume on the login screen, if Chrome is running on Chrome OS // (i.e. not Linux desktop), and in non-test mode. if (chromeos::system::runtime_environment::IsRunningOnChromeOS() && !parameters().ui_task) { // ui_task is non-NULL when running tests. chromeos::SystemKeyEventListener::Initialize(); } // Listen for XI_HierarchyChanged events. chromeos::XInputHierarchyChangedEventListener::GetInstance(); // -- This used to be in ChromeBrowserMainParts::PreMainMessageLoopRun() // -- immediately after ChildProcess::WaitForDebugger(). // Start the out-of-memory priority manager here so that we give the most // amount of time for the other services to start up before we start // adjusting the oom priority. g_browser_process->oom_priority_manager()->Start(); ChromeBrowserMainPartsLinux::PreBrowserStart(); } void ChromeBrowserMainPartsChromeos::PostBrowserStart() { // FILE thread is created in ChromeBrowserMainParts::PreMainMessageLoopRun(). // Get the statistics provider instance here to start loading statistcs // on the background FILE thread. chromeos::system::StatisticsProvider::GetInstance(); // Initialize the Chrome OS bluetooth subsystem. // We defer this to PreMainMessageLoopRun because we don't want to check the // parsed command line until after about_flags::ConvertFlagsToSwitches has // been called. // TODO(vlaviano): Move this back to PostMainMessageLoopStart when we remove // the --enable-bluetooth flag. if (parsed_command_line().HasSwitch(switches::kEnableBluetooth)) { chromeos::BluetoothManager::Initialize(); } ChromeBrowserMainPartsLinux::PostBrowserStart(); } void ChromeBrowserMainPartsChromeos::PostMainMessageLoopStart() { MessageLoopForUI* message_loop = MessageLoopForUI::current(); message_loop->AddObserver(g_message_loop_observer.Pointer()); // Initialize DBusThreadManager for the browser. This must be done after // the main message loop is started, as it uses the message loop. chromeos::DBusThreadManager::Initialize(); // Initialize the brightness observer so that we'll display an onscreen // indication of brightness changes during login. brightness_observer_.reset(new chromeos::BrightnessObserver()); chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->AddObserver( brightness_observer_.get()); // Initialize the session manager observer so that we'll take actions // per signals sent from the session manager. session_manager_observer_.reset(new chromeos::SessionManagerObserver); chromeos::DBusThreadManager::Get()->GetSessionManagerClient()-> AddObserver(session_manager_observer_.get()); // Initialize the disk mount manager. chromeos::disks::DiskMountManager::Initialize(); // Initialize the system event observer. chromeos::accessibility::SystemEventObserver::Initialize(); // Initialize the network change notifier for Chrome OS. The network // change notifier starts to monitor changes from the power manager and // the network manager. chromeos::CrosNetworkChangeNotifierFactory::GetInstance()->Init(); // Likewise, initialize the upgrade detector for Chrome OS. The upgrade // detector starts to monitor changes from the update engine. UpgradeDetectorChromeos::GetInstance()->Init(); if (chromeos::system::runtime_environment::IsRunningOnChromeOS()) { // Enable Num Lock on X start up for http://crosbug.com/p/5795 and // http://crosbug.com/p/6245. We don't do this for Chromium OS since many // netbooks do not work as intended when Num Lock is on (e.g. On a netbook // with a small keyboard, u, i, o, p, ... keys might be repurposed as // cursor keys when Num Lock is on). #if defined(GOOGLE_CHROME_BUILD) chromeos::input_method::InputMethodManager::GetInstance()-> GetXKeyboard()->SetNumLockEnabled(true); #endif #if defined(USE_AURA) initial_browser_window_observer_.reset( new chromeos::InitialBrowserWindowObserver); #endif } ChromeBrowserMainPartsLinux::PostMainMessageLoopStart(); } // Shut down services before the browser process, etc are destroyed. void ChromeBrowserMainPartsChromeos::PostMainMessageLoopRun() { chromeos::BootTimesLoader::Get()->AddLogoutTimeMarker("UIMessageLoopEnded", true); g_browser_process->oom_priority_manager()->Stop(); // Shutdown the upgrade detector for Chrome OS. The upgrade detector // stops monitoring changes from the update engine. if (UpgradeDetectorChromeos::GetInstance()) UpgradeDetectorChromeos::GetInstance()->Shutdown(); // Shutdown the network change notifier for Chrome OS. The network // change notifier stops monitoring changes from the power manager and // the network manager. if (chromeos::CrosNetworkChangeNotifierFactory::GetInstance()) chromeos::CrosNetworkChangeNotifierFactory::GetInstance()->Shutdown(); // We should remove observers attached to D-Bus clients before // DBusThreadManager is shut down. if (session_manager_observer_.get()) { chromeos::DBusThreadManager::Get()->GetSessionManagerClient()-> RemoveObserver(session_manager_observer_.get()); } if (brightness_observer_.get()) { chromeos::DBusThreadManager::Get()->GetPowerManagerClient() ->RemoveObserver(brightness_observer_.get()); } // Shut these down here instead of in the destructor in case we exited before // running BrowserMainLoop::RunMainMessageLoopParts() and never initialized // these. chromeos::accessibility::SystemEventObserver::Shutdown(); chromeos::BluetoothManager::Shutdown(); // The XInput2 event listener needs to be shut down earlier than when // Singletons are finally destroyed in AtExitManager. chromeos::XInputHierarchyChangedEventListener::GetInstance()->Stop(); // chromeos::SystemKeyEventListener::Shutdown() is always safe to call, // even if Initialize() wasn't called. chromeos::SystemKeyEventListener::Shutdown(); chromeos::AudioHandler::Shutdown(); ChromeBrowserMainPartsLinux::PostMainMessageLoopRun(); }