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 "content/public/browser/browser_thread.h"
  34 #include "content/public/common/content_switches.h"
  35 #include "gpu/command_buffer/service/gpu_switches.h"
  36 #include "media/base/media_switches.h"
  37 #include "ui/base/ui_base_switches.h"
  38 #include "ui/compositor/compositor_switches.h"
  39 #include "ui/events/event_switches.h"
  40 #include "ui/gfx/switches.h"
  41 #include "ui/gl/gl_switches.h"
  42 #include "ui/views/corewm/corewm_switches.h"
  43 #include "url/gurl.h"
  44
  45 using content::BrowserThread;
  46
  47 namespace chromeos {
  48
  49 namespace {
  50
  51 // Increase logging level for Guest mode to avoid INFO messages in logs.
  52 const char kGuestModeLoggingLevel[] = "1";
  53
  54 // Format of command line switch.
  55 const char kSwitchFormatString[] = " --%s=\"%s\"";
  56
  57 // Derives the new command line from |base_command_line| by doing the following:
  58 // - Forward a given switches list to new command;
  59 // - Set start url if given;
  60 // - Append/override switches using |new_switches|;
  61 std::string DeriveCommandLine(const GURL& start_url,
  62                               const CommandLine& base_command_line,
  63                               const base::DictionaryValue& new_switches,
  64                               CommandLine* command_line) {
  65   DCHECK_NE(&base_command_line, command_line);
  66
  67   static const char* kForwardSwitches[] = {
  68       ::switches::kAllowWebUICompositing,
  69       ::switches::kDeviceManagementUrl,
  70       ::switches::kDisableAccelerated2dCanvas,
  71       ::switches::kDisableAcceleratedOverflowScroll,
  72       ::switches::kDisableAcceleratedPlugins,
  73       ::switches::kDisableAcceleratedVideoDecode,
  74       ::switches::kDisableBrowserPluginCompositing,
  75       ::switches::kDisableDeadlineScheduling,
  76       ::switches::kDisableDelegatedRenderer,
  77       ::switches::kDisableFiltersOverIPC,
  78       ::switches::kDisableForceCompositingMode,
  79       ::switches::kDisableGpuShaderDiskCache,
  80       ::switches::kDisableGpuWatchdog,
  81       ::switches::kDisableGpuCompositing,
  82       ::switches::kDisablePrefixedEncryptedMedia,
  83       ::switches::kDisablePanelFitting,
  84       ::switches::kDisableSeccompFilterSandbox,
  85       ::switches::kDisableSetuidSandbox,
  86       ::switches::kDisableThreadedCompositing,
  87       ::switches::kDisableTouchDragDrop,
  88       ::switches::kDisableTouchEditing,
  89       ::switches::kDisableUniversalAcceleratedOverflowScroll,
  90       ::switches::kDisableUnprefixedMediaSource,
  91       ::switches::kDisableWebKitMediaSource,
  92       ::switches::kDisableAcceleratedFixedRootBackground,
  93       ::switches::kEnableAcceleratedFixedRootBackground,
  94       ::switches::kEnableAcceleratedOverflowScroll,
  95       ::switches::kEnableBeginFrameScheduling,
  96       ::switches::kEnableCompositingForFixedPosition,
  97       ::switches::kEnableDeadlineScheduling,
  98       ::switches::kEnableDelegatedRenderer,
  99       ::switches::kEnableEncryptedMedia,
 100       ::switches::kEnableGestureTapHighlight,
 101       ::switches::kDisableGestureTapHighlight,
 102       ::switches::kDisableGpuSandbox,
 103       ::switches::kEnableLogging,
 104       ::switches::kEnablePinch,
 105       ::switches::kEnableRepaintAfterLayout,
 106       ::switches::kEnableThreadedCompositing,
 107       ::switches::kEnableTouchDragDrop,
 108       ::switches::kEnableTouchEditing,
 109       ::switches::kEnableUniversalAcceleratedOverflowScroll,
 110       ::switches::kEnableViewport,
 111       ::switches::kEnableViewportMeta,
 112       ::switches::kMainFrameResizesAreOrientationChanges,
 113       ::switches::kForceDeviceScaleFactor,
 114       ::switches::kGpuStartupDialog,
 115       ::switches::kGpuSandboxAllowSysVShm,
 116       ::switches::kMultiProfiles,
 117       ::switches::kNoSandbox,
 118       ::switches::kPpapiFlashArgs,
 119       ::switches::kPpapiFlashInProcess,
 120       ::switches::kPpapiFlashPath,
 121       ::switches::kPpapiFlashVersion,
 122       ::switches::kPpapiInProcess,
 123       ::switches::kRendererStartupDialog,
 124       ::switches::kEnableShareGroupAsyncTextureUpload,
 125       ::switches::kTabCaptureUpscaleQuality,
 126       ::switches::kTabCaptureDownscaleQuality,
 127 #if defined(USE_XI2_MT)
 128       ::switches::kTouchCalibration,
 129 #endif
 130       ::switches::kTouchDevices,
 131       ::switches::kTouchEvents,
 132       ::switches::kTouchOptimizedUI,
 133       ::switches::kUIDisableDeadlineScheduling,
 134       ::switches::kUIDisableThreadedCompositing,
 135       ::switches::kUIEnableDeadlineScheduling,
 136       ::switches::kUIMaxFramesPending,
 137       ::switches::kUIPrioritizeInGpuProcess,
 138 #if defined(USE_CRAS)
 139       ::switches::kUseCras,
 140 #endif
 141       ::switches::kUseDiscardableMemory,
 142       ::switches::kUseGL,
 143       ::switches::kUserDataDir,
 144       ::switches::kV,
 145       ::switches::kVModule,
 146       ::switches::kWebGLCommandBufferSizeKb,
 147       ::switches::kEnableWebGLDraftExtensions,
 148 #if defined(ENABLE_WEBRTC)
 149       ::switches::kDisableWebRtcHWDecoding,
 150       ::switches::kDisableWebRtcHWEncoding,
 151       ::switches::kEnableAudioTrackProcessing,
 152       ::switches::kEnableWebRtcHWVp8Encoding,
 153 #endif
 154       ash::switches::kAshDefaultWallpaperLarge,
 155       ash::switches::kAshDefaultWallpaperSmall,
 156 #if defined(OS_CHROMEOS)
 157       ash::switches::kAshDisableAudioDeviceMenu,
 158 #endif
 159       ash::switches::kAshGuestWallpaperLarge,
 160       ash::switches::kAshGuestWallpaperSmall,
 161       ash::switches::kAshHostWindowBounds,
 162       ash::switches::kAshTouchHud,
 163       ash::switches::kAuraLegacyPowerButton,
 164       // Please keep these in alphabetical order. Non-UI Compositor switches
 165       // here should also be added to
 166       // content/browser/renderer_host/render_process_host_impl.cc.
 167       cc::switches::kBackgroundColorInsteadOfCheckerboard,
 168       cc::switches::kCompositeToMailbox,
 169       cc::switches::kDisableCompositedAntialiasing,
 170       cc::switches::kDisableCompositorTouchHitTesting,
 171       cc::switches::kDisableGPURasterization,
 172       cc::switches::kDisableImplSidePainting,
 173       cc::switches::kDisableMapImage,
 174       cc::switches::kDisableThreadedAnimation,
 175       cc::switches::kEnableGPURasterization,
 176       cc::switches::kEnableImplSidePainting,
 177       cc::switches::kEnableMapImage,
 178       cc::switches::kEnablePartialSwap,
 179       cc::switches::kEnablePerTilePainting,
 180       cc::switches::kEnablePinchVirtualViewport,
 181       cc::switches::kEnableTopControlsPositionCalculation,
 182       cc::switches::kMaxTilesForInterestArea,
 183       cc::switches::kMaxUnusedResourceMemoryUsagePercentage,
 184       cc::switches::kNumRasterThreads,
 185       cc::switches::kShowCompositedLayerBorders,
 186       cc::switches::kShowFPSCounter,
 187       cc::switches::kShowLayerAnimationBounds,
 188       cc::switches::kShowNonOccludingRects,
 189       cc::switches::kShowOccludingRects,
 190       cc::switches::kShowPropertyChangedRects,
 191       cc::switches::kShowReplicaScreenSpaceRects,
 192       cc::switches::kShowScreenSpaceRects,
 193       cc::switches::kShowSurfaceDamageRects,
 194       cc::switches::kSlowDownRasterScaleFactor,
 195       cc::switches::kTraceOverdraw,
 196       cc::switches::kUIDisablePartialSwap,
 197       cc::switches::kUIEnablePerTilePainting,
 198       chromeos::switches::kDbusStub,
 199       chromeos::switches::kDisableLoginAnimations,
 200       chromeos::switches::kDisableOobeAnimation,
 201       chromeos::switches::kGpuSandboxFailuresNonfatal,
 202       chromeos::switches::kHasChromeOSDiamondKey,
 203       chromeos::switches::kHasChromeOSKeyboard,
 204       chromeos::switches::kLoginProfile,
 205       chromeos::switches::kNaturalScrollDefault,
 206       ::switches::kEnableBrowserTextSubpixelPositioning,
 207       ::switches::kEnableWebkitTextSubpixelPositioning,
 208       views::corewm::switches::kNoDropShadows,
 209       views::corewm::switches::kWindowAnimationsDisabled,
 210   };
 211   command_line->CopySwitchesFrom(base_command_line,
 212                                  kForwardSwitches,
 213                                  arraysize(kForwardSwitches));
 214
 215   if (start_url.is_valid())
 216     command_line->AppendArg(start_url.spec());
 217
 218   for (base::DictionaryValue::Iterator it(new_switches);
 219        !it.IsAtEnd();
 220        it.Advance()) {
 221     std::string value;
 222     CHECK(it.value().GetAsString(&value));
 223     command_line->AppendSwitchASCII(it.key(), value);
 224   }
 225
 226   std::string cmd_line_str = command_line->GetCommandLineString();
 227   // Special workaround for the arguments that should be quoted.
 228   // Copying switches won't be needed when Guest mode won't need restart
 229   // http://crosbug.com/6924
 230   if (base_command_line.HasSwitch(::switches::kRegisterPepperPlugins)) {
 231     cmd_line_str += base::StringPrintf(
 232         kSwitchFormatString,
 233         ::switches::kRegisterPepperPlugins,
 234         base_command_line.GetSwitchValueNative(
 235             ::switches::kRegisterPepperPlugins).c_str());
 236   }
 237
 238   // TODO(zelidrag): Remove this hack that get us around compositing bug from
 239   // http://crbug.com/179256 once that bug is resolved.
 240   if (command_line->HasSwitch(::switches::kForceAppMode)) {
 241     std::string switch_to_remove("--");
 242     switch_to_remove.append(cc::switches::kEnablePartialSwap);
 243     cmd_line_str = cmd_line_str.replace(cmd_line_str.find(switch_to_remove),
 244                                         switch_to_remove.length(), "");
 245   }
 246
 247   return cmd_line_str;
 248 }
 249
 250 // Simulates a session manager restart by launching give command line
 251 // and exit current process.
 252 void ReLaunch(const std::string& command_line) {
 253   std::vector<std::string> argv;
 254
 255   // This is not a proper way to get |argv| but it's good enough for debugging.
 256   base::SplitString(command_line, ' ', &argv);
 257
 258   base::LaunchProcess(argv, base::LaunchOptions(), NULL);
 259   chrome::AttemptUserExit();
 260 }
 261
 262 // Empty function that run by the local state task runner to ensure last
 263 // commit goes through.
 264 void EnsureLocalStateIsWritten() {}
 265
 266 // Wraps the work of sending chrome restart request to session manager.
 267 // If local state is present, try to commit it first. The request is fired when
 268 // the commit goes through or some time (3 seconds) has elapsed.
 269 class ChromeRestartRequest
 270     : public base::SupportsWeakPtr<ChromeRestartRequest> {
 271  public:
 272   explicit ChromeRestartRequest(const std::string& command_line);
 273   ~ChromeRestartRequest();
 274
 275   // Starts the request.
 276   void Start();
 277
 278  private:
 279   // Fires job restart request to session manager.
 280   void RestartJob();
 281
 282   const int pid_;
 283   const std::string command_line_;
 284   base::OneShotTimer<ChromeRestartRequest> timer_;
 285
 286   DISALLOW_COPY_AND_ASSIGN(ChromeRestartRequest);
 287 };
 288
 289 ChromeRestartRequest::ChromeRestartRequest(const std::string& command_line)
 290     : pid_(getpid()),
 291       command_line_(command_line) {}
 292
 293 ChromeRestartRequest::~ChromeRestartRequest() {}
 294
 295 void ChromeRestartRequest::Start() {
 296   VLOG(1) << "Requesting a restart with PID " << pid_
 297           << " and command line: " << command_line_;
 298
 299   // Session Manager may kill the chrome anytime after this point.
 300   // Write exit_cleanly and other stuff to the disk here.
 301   g_browser_process->EndSession();
 302
 303   PrefService* local_state = g_browser_process->local_state();
 304   if (!local_state) {
 305     RestartJob();
 306     return;
 307   }
 308
 309   // XXX: normally this call must not be needed, however RestartJob
 310   // just kills us so settings may be lost. See http://crosbug.com/13102
 311   local_state->CommitPendingWrite();
 312   timer_.Start(
 313       FROM_HERE, base::TimeDelta::FromSeconds(3), this,
 314       &ChromeRestartRequest::RestartJob);
 315
 316   // Post a task to local state task runner thus it occurs last on the task
 317   // queue, so it would be executed after committing pending write on that
 318   // thread.
 319   scoped_refptr<base::SequencedTaskRunner> local_state_task_runner =
 320       JsonPrefStore::GetTaskRunnerForFile(
 321           base::FilePath(chrome::kLocalStorePoolName),
 322           BrowserThread::GetBlockingPool());
 323   local_state_task_runner->PostTaskAndReply(
 324       FROM_HERE,
 325       base::Bind(&EnsureLocalStateIsWritten),
 326       base::Bind(&ChromeRestartRequest::RestartJob, AsWeakPtr()));
 327 }
 328
 329 void ChromeRestartRequest::RestartJob() {
 330   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 331
 332   DBusThreadManager::Get()->GetSessionManagerClient()->RestartJob(
 333       pid_, command_line_);
 334
 335   delete this;
 336 }
 337
 338 }  // namespace
 339
 340 std::string GetOffTheRecordCommandLine(
 341     const GURL& start_url,
 342     const CommandLine& base_command_line,
 343     CommandLine* command_line) {
 344   base::DictionaryValue otr_switches;
 345   otr_switches.SetString(switches::kGuestSession, std::string());
 346   otr_switches.SetString(::switches::kIncognito, std::string());
 347   otr_switches.SetString(::switches::kLoggingLevel, kGuestModeLoggingLevel);
 348   otr_switches.SetString(switches::kLoginUser, UserManager::kGuestUserName);
 349
 350   // Override the home page.
 351   otr_switches.SetString(::switches::kHomePage,
 352                          GURL(chrome::kChromeUINewTabURL).spec());
 353
 354   return DeriveCommandLine(start_url,
 355                            base_command_line,
 356                            otr_switches,
 357                            command_line);
 358 }
 359
 360 void RestartChrome(const std::string& command_line) {
 361   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 362
 363   static bool restart_requested = false;
 364   if (restart_requested) {
 365     NOTREACHED() << "Request chrome restart for more than once.";
 366   }
 367   restart_requested = true;
 368
 369   if (!base::SysInfo::IsRunningOnChromeOS()) {
 370     // Relaunch chrome without session manager on dev box.
 371     ReLaunch(command_line);
 372     return;
 373   }
 374
 375   // ChromeRestartRequest deletes itself after request sent to session manager.
 376   (new ChromeRestartRequest(command_line))->Start();
 377 }
 378
 379 }  // namespace chromeos