chrome/browser/chromeos/login/chrome_restart_request.cc

   1 // Copyright 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/login/chrome_restart_request.h"
   6
   7 #include <vector>
   8
   9 #include "ash/ash_switches.h"
  10 #include "base/command_line.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "base/message_loop/message_loop.h"
  13 #include "base/path_service.h"
  14 #include "base/prefs/json_pref_store.h"
  15 #include "base/prefs/pref_service.h"
  16 #include "base/process/launch.h"
  17 #include "base/strings/string_split.h"
  18 #include "base/strings/stringprintf.h"
  19 #include "base/sys_info.h"
  20 #include "base/timer/timer.h"
  21 #include "base/values.h"
  22 #include "cc/base/switches.h"
  23 #include "chrome/browser/browser_process.h"
  24 #include "chrome/browser/chromeos/login/user_manager.h"
  25 #include "chrome/browser/lifetime/application_lifetime.h"
  26 #include "chrome/common/chrome_constants.h"
  27 #include "chrome/common/chrome_paths.h"
  28 #include "chrome/common/chrome_switches.h"
  29 #include "chrome/common/url_constants.h"
  30 #include "chromeos/chromeos_switches.h"
  31 #include "chromeos/dbus/dbus_thread_manager.h"
  32 #include "chromeos/dbus/session_manager_client.h"
  33 #include "components/policy/core/common/policy_switches.h"
  34 #include "content/public/browser/browser_thread.h"
  35 #include "content/public/common/content_switches.h"
  36 #include "gpu/command_buffer/service/gpu_switches.h"
  37 #include "media/base/media_switches.h"
  38 #include "third_party/cros_system_api/switches/chrome_switches.h"
  39 #include "ui/app_list/app_list_switches.h"
  40 #include "ui/base/ui_base_switches.h"
  41 #include "ui/compositor/compositor_switches.h"
  42 #include "ui/events/event_switches.h"
  43 #include "ui/gfx/switches.h"
  44 #include "ui/gl/gl_switches.h"
  45 #include "ui/ozone/ozone_switches.h"
  46 #include "ui/wm/core/wm_core_switches.h"
  47 #include "url/gurl.h"
  48
  49 using content::BrowserThread;
  50
  51 namespace chromeos {
  52
  53 namespace {
  54
  55 // Increase logging level for Guest mode to avoid INFO messages in logs.
  56 const char kGuestModeLoggingLevel[] = "1";
  57
  58 // Format of command line switch.
  59 const char kSwitchFormatString[] = " --%s=\"%s\"";
  60
  61 // Derives the new command line from |base_command_line| by doing the following:
  62 // - Forward a given switches list to new command;
  63 // - Set start url if given;
  64 // - Append/override switches using |new_switches|;
  65 std::string DeriveCommandLine(const GURL& start_url,
  66                               const CommandLine& base_command_line,
  67                               const base::DictionaryValue& new_switches,
  68                               CommandLine* command_line) {
  69   DCHECK_NE(&base_command_line, command_line);
  70
  71   static const char* kForwardSwitches[] = {
  72     ::switches::kDisableAccelerated2dCanvas,
  73     ::switches::kDisableAcceleratedOverflowScroll,
  74     ::switches::kDisableAcceleratedVideoDecode,
  75     ::switches::kDisableDelegatedRenderer,
  76     ::switches::kDisableFastTextAutosizing,
  77     ::switches::kDisableFiltersOverIPC,
  78     ::switches::kDisableGpuShaderDiskCache,
  79     ::switches::kDisableGpuWatchdog,
  80     ::switches::kDisableGpuCompositing,
  81     ::switches::kDisableGpuRasterization,
  82     ::switches::kDisableImplSidePainting,
  83     ::switches::kDisableLowResTiling,
  84     ::switches::kDisableMediaSource,
  85     ::switches::kDisablePrefixedEncryptedMedia,
  86     ::switches::kDisablePanelFitting,
  87     ::switches::kDisableRepaintAfterLayout,
  88     ::switches::kDisableSeccompFilterSandbox,
  89     ::switches::kDisableSetuidSandbox,
  90     ::switches::kDisableThreadedCompositing,
  91     ::switches::kDisableTouchDragDrop,
  92     ::switches::kDisableTouchEditing,
  93     ::switches::kDisableUniversalAcceleratedOverflowScroll,
  94     ::switches::kDisableAcceleratedFixedRootBackground,
  95     ::switches::kDisableZeroCopy,
  96     ::switches::kEnableAcceleratedFixedRootBackground,
  97     ::switches::kEnableAcceleratedOverflowScroll,
  98     ::switches::kEnableBeginFrameScheduling,
  99     ::switches::kEnableCompositingForFixedPosition,
 100     ::switches::kEnableDelegatedRenderer,
 101     ::switches::kEnableEncryptedMedia,
 102     ::switches::kEnableFastTextAutosizing,
 103     ::switches::kEnableGestureTapHighlight,
 104     ::switches::kDisableGestureTapHighlight,
 105     ::switches::kDisableGpuSandbox,
 106     ::switches::kDisableDeferredFilters,
 107     ::switches::kEnableContainerCulling,
 108     ::switches::kEnableGpuRasterization,
 109     ::switches::kEnableImplSidePainting,
 110     ::switches::kEnableLogging,
 111     ::switches::kEnableLowResTiling,
 112     ::switches::kEnableOneCopy,
 113     ::switches::kEnablePinch,
 114     ::switches::kEnableRepaintAfterLayout,
 115     ::switches::kEnableThreadedCompositing,
 116     ::switches::kEnableTouchDragDrop,
 117     ::switches::kEnableTouchEditing,
 118     ::switches::kEnableUniversalAcceleratedOverflowScroll,
 119     ::switches::kEnableViewport,
 120     ::switches::kEnableViewportMeta,
 121     ::switches::kEnableZeroCopy,
 122     ::switches::kMainFrameResizesAreOrientationChanges,
 123     ::switches::kForceDeviceScaleFactor,
 124     ::switches::kForceGpuRasterization,
 125     ::switches::kGpuStartupDialog,
 126     ::switches::kGpuSandboxAllowSysVShm,
 127     ::switches::kGpuSandboxFailuresFatal,
 128     ::switches::kGpuSandboxStartAfterInitialization,
 129     ::switches::kMultiProfiles,
 130     ::switches::kNoSandbox,
 131     ::switches::kNumRasterThreads,
 132     ::switches::kPpapiFlashArgs,
 133     ::switches::kPpapiFlashPath,
 134     ::switches::kPpapiFlashVersion,
 135     ::switches::kPpapiInProcess,
 136     ::switches::kRendererStartupDialog,
 137     ::switches::kEnableShareGroupAsyncTextureUpload,
 138     ::switches::kTabCaptureUpscaleQuality,
 139     ::switches::kTabCaptureDownscaleQuality,
 140 #if defined(USE_XI2_MT)
 141     ::switches::kTouchCalibration,
 142 #endif
 143     ::switches::kTouchDevices,
 144     ::switches::kTouchEvents,
 145     ::switches::kUIDisableThreadedCompositing,
 146     ::switches::kUIPrioritizeInGpuProcess,
 147 #if defined(USE_CRAS)
 148     ::switches::kUseCras,
 149 #endif
 150     ::switches::kUseDiscardableMemory,
 151     ::switches::kUseGL,
 152     ::switches::kUserDataDir,
 153     ::switches::kV,
 154     ::switches::kVModule,
 155     ::switches::kWebGLCommandBufferSizeKb,
 156     ::switches::kEnableWebGLDraftExtensions,
 157 #if defined(ENABLE_WEBRTC)
 158     ::switches::kDisableWebRtcHWDecoding,
 159     ::switches::kDisableWebRtcHWEncoding,
 160     ::switches::kEnableAudioTrackProcessing,
 161     ::switches::kEnableWebRtcHWVp8Encoding,
 162 #endif
 163 #if defined(USE_OZONE)
 164     ::switches::kOzonePlatform,
 165 #endif
 166     app_list::switches::kDisableSyncAppList,
 167     app_list::switches::kEnableSyncAppList,
 168     ash::switches::kAshDefaultWallpaperLarge,
 169     ash::switches::kAshDefaultWallpaperSmall,
 170     ash::switches::kAshGuestWallpaperLarge,
 171     ash::switches::kAshGuestWallpaperSmall,
 172     ash::switches::kAshHostWindowBounds,
 173     ash::switches::kAshTouchHud,
 174     ash::switches::kAuraLegacyPowerButton,
 175     // Please keep these in alphabetical order. Non-UI Compositor switches
 176     // here should also be added to
 177     // content/browser/renderer_host/render_process_host_impl.cc.
 178     cc::switches::kCompositeToMailbox,
 179     cc::switches::kDisableCompositedAntialiasing,
 180     cc::switches::kDisableCompositorTouchHitTesting,
 181     cc::switches::kDisableMainFrameBeforeActivation,
 182     cc::switches::kDisableMainFrameBeforeDraw,
 183     cc::switches::kDisablePinchVirtualViewport,
 184     cc::switches::kDisableThreadedAnimation,
 185     cc::switches::kEnableGpuBenchmarking,
 186     cc::switches::kEnablePinchVirtualViewport,
 187     cc::switches::kEnableMainFrameBeforeActivation,
 188     cc::switches::kEnableTopControlsPositionCalculation,
 189     cc::switches::kMaxTilesForInterestArea,
 190     cc::switches::kMaxUnusedResourceMemoryUsagePercentage,
 191     cc::switches::kShowCompositedLayerBorders,
 192     cc::switches::kShowFPSCounter,
 193     cc::switches::kShowLayerAnimationBounds,
 194     cc::switches::kShowNonOccludingRects,
 195     cc::switches::kShowOccludingRects,
 196     cc::switches::kShowPropertyChangedRects,
 197     cc::switches::kShowReplicaScreenSpaceRects,
 198     cc::switches::kShowScreenSpaceRects,
 199     cc::switches::kShowSurfaceDamageRects,
 200     cc::switches::kSlowDownRasterScaleFactor,
 201     cc::switches::kUIDisablePartialSwap,
 202     chromeos::switches::kConsumerDeviceManagementUrl,
 203     chromeos::switches::kDbusStub,
 204     chromeos::switches::kDisableLoginAnimations,
 205     chromeos::switches::kEnableConsumerManagement,
 206     chromeos::switches::kHasChromeOSDiamondKey,
 207     chromeos::switches::kHasChromeOSKeyboard,
 208     chromeos::switches::kLoginProfile,
 209     chromeos::switches::kNaturalScrollDefault,
 210     chromeos::switches::kSystemInDevMode,
 211     policy::switches::kDeviceManagementUrl,
 212     ::switches::kEnableBrowserTextSubpixelPositioning,
 213     ::switches::kEnableWebkitTextSubpixelPositioning,
 214     wm::switches::kWindowAnimationsDisabled,
 215   };
 216   command_line->CopySwitchesFrom(base_command_line,
 217                                  kForwardSwitches,
 218                                  arraysize(kForwardSwitches));
 219
 220   if (start_url.is_valid())
 221     command_line->AppendArg(start_url.spec());
 222
 223   for (base::DictionaryValue::Iterator it(new_switches);
 224        !it.IsAtEnd();
 225        it.Advance()) {
 226     std::string value;
 227     CHECK(it.value().GetAsString(&value));
 228     command_line->AppendSwitchASCII(it.key(), value);
 229   }
 230
 231   std::string cmd_line_str = command_line->GetCommandLineString();
 232   // Special workaround for the arguments that should be quoted.
 233   // Copying switches won't be needed when Guest mode won't need restart
 234   // http://crosbug.com/6924
 235   if (base_command_line.HasSwitch(::switches::kRegisterPepperPlugins)) {
 236     cmd_line_str += base::StringPrintf(
 237         kSwitchFormatString,
 238         ::switches::kRegisterPepperPlugins,
 239         base_command_line.GetSwitchValueNative(
 240             ::switches::kRegisterPepperPlugins).c_str());
 241   }
 242
 243   return cmd_line_str;
 244 }
 245
 246 // Simulates a session manager restart by launching give command line
 247 // and exit current process.
 248 void ReLaunch(const std::string& command_line) {
 249   std::vector<std::string> argv;
 250
 251   // This is not a proper way to get |argv| but it's good enough for debugging.
 252   base::SplitString(command_line, ' ', &argv);
 253
 254   base::LaunchProcess(argv, base::LaunchOptions(), NULL);
 255   chrome::AttemptUserExit();
 256 }
 257
 258 // Empty function that run by the local state task runner to ensure last
 259 // commit goes through.
 260 void EnsureLocalStateIsWritten() {}
 261
 262 // Wraps the work of sending chrome restart request to session manager.
 263 // If local state is present, try to commit it first. The request is fired when
 264 // the commit goes through or some time (3 seconds) has elapsed.
 265 class ChromeRestartRequest
 266     : public base::SupportsWeakPtr<ChromeRestartRequest> {
 267  public:
 268   explicit ChromeRestartRequest(const std::string& command_line);
 269   ~ChromeRestartRequest();
 270
 271   // Starts the request.
 272   void Start();
 273
 274  private:
 275   // Fires job restart request to session manager.
 276   void RestartJob();
 277
 278   const int pid_;
 279   const std::string command_line_;
 280   base::OneShotTimer<ChromeRestartRequest> timer_;
 281
 282   DISALLOW_COPY_AND_ASSIGN(ChromeRestartRequest);
 283 };
 284
 285 ChromeRestartRequest::ChromeRestartRequest(const std::string& command_line)
 286     : pid_(getpid()),
 287       command_line_(command_line) {}
 288
 289 ChromeRestartRequest::~ChromeRestartRequest() {}
 290
 291 void ChromeRestartRequest::Start() {
 292   VLOG(1) << "Requesting a restart with PID " << pid_
 293           << " and command line: " << command_line_;
 294
 295   // Session Manager may kill the chrome anytime after this point.
 296   // Write exit_cleanly and other stuff to the disk here.
 297   g_browser_process->EndSession();
 298
 299   PrefService* local_state = g_browser_process->local_state();
 300   if (!local_state) {
 301     RestartJob();
 302     return;
 303   }
 304
 305   // XXX: normally this call must not be needed, however RestartJob
 306   // just kills us so settings may be lost. See http://crosbug.com/13102
 307   local_state->CommitPendingWrite();
 308   timer_.Start(
 309       FROM_HERE, base::TimeDelta::FromSeconds(3), this,
 310       &ChromeRestartRequest::RestartJob);
 311
 312   // Post a task to local state task runner thus it occurs last on the task
 313   // queue, so it would be executed after committing pending write on that
 314   // thread.
 315   scoped_refptr<base::SequencedTaskRunner> local_state_task_runner =
 316       JsonPrefStore::GetTaskRunnerForFile(
 317           base::FilePath(chrome::kLocalStorePoolName),
 318           BrowserThread::GetBlockingPool());
 319   local_state_task_runner->PostTaskAndReply(
 320       FROM_HERE,
 321       base::Bind(&EnsureLocalStateIsWritten),
 322       base::Bind(&ChromeRestartRequest::RestartJob, AsWeakPtr()));
 323 }
 324
 325 void ChromeRestartRequest::RestartJob() {
 326   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 327
 328   DBusThreadManager::Get()->GetSessionManagerClient()->RestartJob(
 329       pid_, command_line_);
 330
 331   delete this;
 332 }
 333
 334 }  // namespace
 335
 336 std::string GetOffTheRecordCommandLine(
 337     const GURL& start_url,
 338     bool is_oobe_completed,
 339     const CommandLine& base_command_line,
 340     CommandLine* command_line) {
 341   base::DictionaryValue otr_switches;
 342   otr_switches.SetString(switches::kGuestSession, std::string());
 343   otr_switches.SetString(::switches::kIncognito, std::string());
 344   otr_switches.SetString(::switches::kLoggingLevel, kGuestModeLoggingLevel);
 345   otr_switches.SetString(switches::kLoginUser, UserManager::kGuestUserName);
 346
 347   // Override the home page.
 348   otr_switches.SetString(::switches::kHomePage,
 349                          GURL(chrome::kChromeUINewTabURL).spec());
 350
 351   // If OOBE is not finished yet, lock down the guest session to not allow
 352   // surfing the web. Guest mode is still useful to inspect logs and run network
 353   // diagnostics.
 354   if (!is_oobe_completed)
 355     otr_switches.SetString(switches::kOobeGuestSession, std::string());
 356
 357   return DeriveCommandLine(start_url,
 358                            base_command_line,
 359                            otr_switches,
 360                            command_line);
 361 }
 362
 363 void RestartChrome(const std::string& command_line) {
 364   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 365
 366   static bool restart_requested = false;
 367   if (restart_requested) {
 368     NOTREACHED() << "Request chrome restart for more than once.";
 369   }
 370   restart_requested = true;
 371
 372   if (!base::SysInfo::IsRunningOnChromeOS()) {
 373     // Relaunch chrome without session manager on dev box.
 374     ReLaunch(command_line);
 375     return;
 376   }
 377
 378   // ChromeRestartRequest deletes itself after request sent to session manager.
 379   (new ChromeRestartRequest(command_line))->Start();
 380 }
 381
 382 }  // namespace chromeos