application_lifetime.cc revision ca12bfac764ba476d6cd062bf1dde12cc64c3f40
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/lifetime/application_lifetime.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "ash/shell.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/command_line.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 11ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "base/message_loop/message_loop.h" 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_service.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "build/build_config.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/browser_process.h" 1590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "chrome/browser/browser_process_platform_part.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/browser_shutdown.h" 177dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "chrome/browser/chrome_notification_types.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/download/download_service.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/metrics/thread_watcher.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/profiles/profile.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/profiles/profile_manager.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/browser.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/ui/browser_finder.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/ui/browser_iterator.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/browser_tabstrip.h" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/browser_window.h" 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/ui/tabs/tab_strip_model.h" 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/chrome_switches.h" 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/pref_names.h" 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_shutdown.h" 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/navigation_details.h" 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_service.h" 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/chromeos/chromeos_version.h" 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/chromeos/boot_times_loader.h" 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/chromeos/login/user_manager.h" 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chromeos/dbus/dbus_thread_manager.h" 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chromeos/dbus/session_manager_client.h" 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chromeos/dbus/update_engine_client.h" 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace chrome { 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns true if all browsers can be closed without user interaction. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This currently checks if there is pending download, or if it needs to 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// handle unload handler. 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AreAllBrowsersCloseable() { 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::BrowserIterator browser_it; 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (browser_it.done()) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If there are any downloads active, all browsers are not closeable. 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (DownloadService::DownloadCountAllProfiles() > 0) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Check TabsNeedBeforeUnloadFired(). 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (; !browser_it.done(); browser_it.Next()) { 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (browser_it->TabsNeedBeforeUnloadFired()) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int g_keep_alive_count = 0; 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Whether a session manager requested to shutdown. 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool g_session_manager_requested_shutdown = true; 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MarkAsCleanShutdown() { 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(beng): Can this use ProfileManager::GetLoadedProfiles() instead? 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (chrome::BrowserIterator it; !it.done(); it.Next()) 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it->profile()->SetExitType(Profile::EXIT_NORMAL); 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AttemptExitInternal() { 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::current()->Notify( 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome::NOTIFICATION_CLOSE_ALL_BROWSERS_REQUEST, 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::AllSources(), 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::NoDetails()); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) g_browser_process->platform_part()->AttemptExit(); 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void CloseAllBrowsers() { 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool session_ending = 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser_shutdown::GetShutdownType() == browser_shutdown::END_SESSION; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Tell everyone that we are shutting down. 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser_shutdown::SetTryingToQuit(true); 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(ENABLE_SESSION_SERVICE) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Before we close the browsers shutdown all session services. That way an 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // exit can restore all browsers open before exiting. 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ProfileManager::ShutdownSessionServices(); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If there are no browsers, send the APP_TERMINATING action here. Otherwise, 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it will be sent by RemoveBrowser() when the last browser has closed. 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (browser_shutdown::ShuttingDownWithoutClosingBrowsers() || 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::GetTotalBrowserCount() == 0) { 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::NotifyAndTerminate(true); 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::OnAppExiting(); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chromeos::BootTimesLoader::Get()->AddLogoutTimeMarker( 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "StartedClosingWindows", false); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (scoped_ptr<chrome::BrowserIterator> it_ptr( 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new chrome::BrowserIterator()); 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) !it_ptr->done();) { 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Browser* browser = **it_ptr; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser->window()->Close(); 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!session_ending) { 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it_ptr->Next(); 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This path is hit during logoff/power-down. In this case we won't get 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // a final message and so we force the browser to be deleted. 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Close doesn't immediately destroy the browser 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (Browser::TabStripEmpty() uses invoke later) but when we're ending the 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // session we need to make sure the browser is destroyed now. So, invoke 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // DestroyBrowser to make sure the browser is deleted and cleanup can 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // happen. 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) while (browser->tab_strip_model()->count()) 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delete browser->tab_strip_model()->GetWebContentsAt(0); 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser->window()->DestroyBrowser(); 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it_ptr.reset(new chrome::BrowserIterator()); 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!it_ptr->done() && browser == **it_ptr) { 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Destroying the browser should have removed it from the browser list. 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We should never get here. 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AttemptUserExit() { 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chromeos::BootTimesLoader::Get()->AddLogoutTimeMarker("LogoutStarted", false); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Write /tmp/uptime-logout-started as well. 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char kLogoutStarted[] = "logout-started"; 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chromeos::BootTimesLoader::Get()->RecordCurrentStats(kLogoutStarted); 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Login screen should show up in owner's locale. 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService* state = g_browser_process->local_state(); 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state) { 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string owner_locale = state->GetString(prefs::kOwnerLocale); 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!owner_locale.empty() && 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state->GetString(prefs::kApplicationLocale) != owner_locale && 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !state->IsManagedPreference(prefs::kApplicationLocale)) { 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state->SetString(prefs::kApplicationLocale, owner_locale); 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state->CommitPendingWrite(); 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_session_manager_requested_shutdown = false; 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // On ChromeOS, always terminate the browser, regardless of the result of 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // AreAllBrowsersCloseable(). See crbug.com/123107. 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::NotifyAndTerminate(true); 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reset the restart bit that might have been set in cancelled restart 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // request. 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService* pref_service = g_browser_process->local_state(); 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref_service->SetBoolean(prefs::kRestartLastSessionOnShutdown, false); 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AttemptExitInternal(); 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The Android implementation is in application_lifetime_android.cc 1772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if !defined(OS_ANDROID) 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AttemptRestart() { 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(beng): Can this use ProfileManager::GetLoadedProfiles instead? 1802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (chrome::BrowserIterator it; !it.done(); it.Next()) 1812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::BrowserContext::SaveSessionState(it->profile()); 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService* pref_service = g_browser_process->local_state(); 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref_service->SetBoolean(prefs::kWasRestarted, true); 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For CrOS instead of browser restart (which is not supported) perform a full 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // sign out. Session will be only restored if user has that setting set. 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Same session restore behavior happens in case of full restart after update. 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AttemptUserExit(); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set the flag to restore state after the restart. 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref_service->SetBoolean(prefs::kRestartLastSessionOnShutdown, true); 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AttemptExit(); 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_WIN) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AttemptRestartWithModeSwitch() { 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The kRestartSwitchMode preference does not exists for Windows 7 and older 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // operating systems so there is no need for OS version check. 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService* prefs = g_browser_process->local_state(); 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) prefs->SetBoolean(prefs::kRestartSwitchMode, true); 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AttemptRestart(); 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AttemptExit() { 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we know that all browsers can be closed without blocking, 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // don't notify users of crashes beyond this point. 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Note that MarkAsCleanShutdown() does not set UMA's exit cleanly bit 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // so crashes during shutdown are still reported in UMA. 2142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if !defined(OS_ANDROID) 2152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Android doesn't use Browser. 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (AreAllBrowsersCloseable()) 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MarkAsCleanShutdown(); 2182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AttemptExitInternal(); 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A function called when SIGTERM is received. 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ExitCleanly() { 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We always mark exit cleanly because SessionManager may kill 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // chrome in 3 seconds after SIGTERM. 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_browser_process->EndSession(); 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Don't block when SIGTERM is received. AreaAllBrowsersCloseable() 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // can be false in following cases. a) power-off b) signout from 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // screen locker. 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!AreAllBrowsersCloseable()) 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser_shutdown::OnShutdownStarting(browser_shutdown::END_SESSION); 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AttemptExitInternal(); 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SessionEnding() { 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This is a time-limited shutdown where we need to write as much to 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // disk as we can as soon as we can, and where we must kill the 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // process within a hang timeout to avoid user prompts. 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Start watching for hang during shutdown, and crash it if takes too long. 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We disarm when |shutdown_watcher| object is destroyed, which is when we 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // exit this function. 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ShutdownWatcherHelper shutdown_watcher; 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) shutdown_watcher.Arm(base::TimeDelta::FromSeconds(90)); 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // EndSession is invoked once per frame. Only do something the first time. 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static bool already_ended = false; 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We may get called in the middle of shutdown, e.g. http://crbug.com/70852 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // In this case, do nothing. 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (already_ended || !content::NotificationService::current()) 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) already_ended = true; 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) browser_shutdown::OnShutdownStarting(browser_shutdown::END_SESSION); 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::current()->Notify( 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome::NOTIFICATION_CLOSE_ALL_BROWSERS_REQUEST, 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::AllSources(), 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::NoDetails()); 2635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Write important data first. 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_browser_process->EndSession(); 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseAllBrowsers(); 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Send out notification. This is used during testing so that the test harness 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // can properly shutdown before we exit. 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::current()->Notify( 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome::NOTIFICATION_SESSION_END, 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::AllSources(), 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::NoDetails()); 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This will end by terminating the process. 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::ImmediateShutdownAndExitProcess(); 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void StartKeepAlive() { 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Increment the browser process refcount as long as we're keeping the 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // application alive. 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!WillKeepAlive()) 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_browser_process->AddRefModule(); 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++g_keep_alive_count; 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void EndKeepAlive() { 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_GT(g_keep_alive_count, 0); 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) --g_keep_alive_count; 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(g_browser_process); 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Although we should have a browser process, if there is none, 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // there is nothing to do. 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!g_browser_process) return; 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Allow the app to shutdown again. 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!WillKeepAlive()) { 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_browser_process->ReleaseModule(); 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If there are no browsers open and we aren't already shutting down, 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // initiate a shutdown. Also skips shutdown if this is a unit test 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (MessageLoop::current() == null). 3032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (chrome::GetTotalBrowserCount() == 0 && 3042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) !browser_shutdown::IsTryingToQuit() && 30590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::MessageLoop::current()) { 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseAllBrowsers(); 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool WillKeepAlive() { 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return g_keep_alive_count > 0; 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void NotifyAppTerminating() { 3162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static bool notified = false; 3172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (notified) 3182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) notified = true; 3202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::NotificationService::current()->Notify( 3212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chrome::NOTIFICATION_APP_TERMINATING, 3222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::NotificationService::AllSources(), 3232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::NotificationService::NoDetails()); 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void NotifyAndTerminate(bool fast_path) { 3272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(OS_CHROMEOS) 3282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static bool notified = false; 3292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Return if a shutdown request has already been sent. 3302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (notified) 3312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) notified = true; 3332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (fast_path) 3362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) NotifyAppTerminating(); 3372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(OS_CHROMEOS) 3392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (base::chromeos::IsRunningOnChromeOS()) { 3402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If we're on a ChromeOS device, reboot if an update has been applied, 3412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // or else signal the session manager to log out. 3422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chromeos::UpdateEngineClient* update_engine_client 3432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) = chromeos::DBusThreadManager::Get()->GetUpdateEngineClient(); 3442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (update_engine_client->GetLastStatus().status == 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chromeos::UpdateEngineClient::UPDATE_STATUS_UPDATED_NEED_REBOOT) { 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) update_engine_client->RebootAfterUpdate(); 3472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (!g_session_manager_requested_shutdown) { 3482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Don't ask SessionManager to stop session if the shutdown request comes 3492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // from session manager. 3502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chromeos::DBusThreadManager::Get()->GetSessionManagerClient() 3512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ->StopSession(); 3522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If running the Chrome OS build, but we're not on the device, act 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // as if we received signal from SessionManager. 3562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE, 3572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&ExitCleanly)); 3582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 3602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void OnAppExiting() { 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static bool notified = false; 3642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (notified) 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) notified = true; 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) HandleAppExitingForPlatform(); 3682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 370c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)bool ShouldStartShutdown(Browser* browser) { 371c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (BrowserList::GetInstance(browser->host_desktop_type())->size() > 1) 372c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return false; 373c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(OS_WIN) && defined(USE_AURA) 374c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // On Windows 8 the desktop and ASH environments could be active 375c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // at the same time. 376c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // We should not start the shutdown process in the following cases:- 377c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 1. If the desktop type of the browser going away is ASH and there 378c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // are browser windows open in the desktop. 379c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 2. If the desktop type of the browser going away is desktop and the ASH 380c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // environment is still active. 381c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (browser->host_desktop_type() == chrome::HOST_DESKTOP_TYPE_NATIVE) 382c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return !ash::Shell::HasInstance(); 383c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) else if (browser->host_desktop_type() == chrome::HOST_DESKTOP_TYPE_ASH) 384c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_NATIVE)->empty(); 385c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif 386c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return true; 387c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 388c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 3892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace chrome 390