src/chrome/browser/profiles/off_the_record_profile_impl.cc

   1 // Copyright (c) 2012 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/profiles/off_the_record_profile_impl.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/files/file_path.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/path_service.h"
  13 #include "base/prefs/json_pref_store.h"
  14 #include "base/strings/string_number_conversions.h"
  15 #include "base/strings/string_util.h"
  16 #include "build/build_config.h"
  17 #include "chrome/browser/background/background_contents_service_factory.h"
  18 #include "chrome/browser/browser_process.h"
  19 #include "chrome/browser/content_settings/host_content_settings_map.h"
  20 #include "chrome/browser/download/chrome_download_manager_delegate.h"
  21 #include "chrome/browser/download/download_service.h"
  22 #include "chrome/browser/download/download_service_factory.h"
  23 #include "chrome/browser/extensions/api/web_request/web_request_api.h"
  24 #include "chrome/browser/extensions/extension_service.h"
  25 #include "chrome/browser/extensions/extension_special_storage_policy.h"
  26 #include "chrome/browser/geolocation/chrome_geolocation_permission_context.h"
  27 #include "chrome/browser/geolocation/chrome_geolocation_permission_context_factory.h"
  28 #include "chrome/browser/io_thread.h"
  29 #include "chrome/browser/media/chrome_midi_permission_context.h"
  30 #include "chrome/browser/media/chrome_midi_permission_context_factory.h"
  31 #include "chrome/browser/net/pref_proxy_config_tracker.h"
  32 #include "chrome/browser/net/proxy_service_factory.h"
  33 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
  34 #include "chrome/browser/plugins/plugin_prefs.h"
  35 #include "chrome/browser/prefs/incognito_mode_prefs.h"
  36 #include "chrome/browser/prefs/pref_service_syncable.h"
  37 #include "chrome/browser/themes/theme_service.h"
  38 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
  39 #include "chrome/common/chrome_constants.h"
  40 #include "chrome/common/chrome_paths.h"
  41 #include "chrome/common/chrome_switches.h"
  42 #include "chrome/common/pref_names.h"
  43 #include "chrome/common/render_messages.h"
  44 #include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
  45 #include "components/user_prefs/user_prefs.h"
  46 #include "content/public/browser/browser_thread.h"
  47 #include "content/public/browser/host_zoom_map.h"
  48 #include "content/public/browser/render_process_host.h"
  49 #include "content/public/browser/storage_partition.h"
  50 #include "content/public/browser/url_data_source.h"
  51 #include "content/public/browser/web_contents.h"
  52 #include "extensions/browser/extension_system.h"
  53 #include "extensions/common/extension.h"
  54 #include "net/http/http_server_properties.h"
  55 #include "net/http/transport_security_state.h"
  56 #include "webkit/browser/database/database_tracker.h"
  57
  58 #if defined(OS_ANDROID)
  59 #include "chrome/browser/media/protected_media_identifier_permission_context.h"
  60 #include "chrome/browser/media/protected_media_identifier_permission_context_factory.h"
  61 #endif  // defined(OS_ANDROID)
  62
  63 #if defined(OS_ANDROID) || defined(OS_IOS)
  64 #include "base/prefs/scoped_user_pref_update.h"
  65 #include "chrome/browser/prefs/proxy_prefs.h"
  66 #endif  // defined(OS_ANDROID) || defined(OS_IOS)
  67
  68 #if defined(OS_CHROMEOS)
  69 #include "chrome/browser/chromeos/preferences.h"
  70 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  71 #endif
  72
  73 #if defined(ENABLE_CONFIGURATION_POLICY) && !defined(OS_CHROMEOS)
  74 #include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
  75 #endif
  76
  77 using content::BrowserThread;
  78 using content::DownloadManagerDelegate;
  79 using content::HostZoomMap;
  80
  81 namespace {
  82
  83 void NotifyOTRProfileCreatedOnIOThread(void* original_profile,
  84                                        void* otr_profile) {
  85   ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileCreated(
  86       original_profile, otr_profile);
  87 }
  88
  89 void NotifyOTRProfileDestroyedOnIOThread(void* original_profile,
  90                                          void* otr_profile) {
  91   ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileDestroyed(
  92       original_profile, otr_profile);
  93 }
  94
  95 }  // namespace
  96
  97 OffTheRecordProfileImpl::OffTheRecordProfileImpl(Profile* real_profile)
  98     : profile_(real_profile),
  99       prefs_(PrefServiceSyncable::IncognitoFromProfile(real_profile)),
 100       io_data_(this),
 101       start_time_(Time::Now()) {
 102   // Register on BrowserContext.
 103   user_prefs::UserPrefs::Set(this, prefs_);
 104 }
 105
 106 void OffTheRecordProfileImpl::Init() {
 107 #if defined(ENABLE_CONFIGURATION_POLICY) && !defined(OS_CHROMEOS)
 108   // Because UserCloudPolicyManager is in a component, it cannot access
 109   // GetOriginalProfile. Instead, we have to inject this relation here.
 110   policy::UserCloudPolicyManagerFactory::RegisterForOffTheRecordBrowserContext(
 111       this->GetOriginalProfile(), this);
 112 #endif
 113
 114   BrowserContextDependencyManager::GetInstance()->CreateBrowserContextServices(
 115       this);
 116
 117   DCHECK_NE(IncognitoModePrefs::DISABLED,
 118             IncognitoModePrefs::GetAvailability(profile_->GetPrefs()));
 119
 120 #if defined(OS_ANDROID) || defined(OS_IOS)
 121   UseSystemProxy();
 122 #endif  // defined(OS_ANDROID) || defined(OS_IOS)
 123
 124   // TODO(oshima): Remove the need to eagerly initialize the request context
 125   // getter. chromeos::OnlineAttempt is illegally trying to access this
 126   // Profile member from a thread other than the UI thread, so we need to
 127   // prevent a race.
 128 #if defined(OS_CHROMEOS)
 129   GetRequestContext();
 130 #endif  // defined(OS_CHROMEOS)
 131
 132   InitHostZoomMap();
 133
 134   // Make the chrome//extension-icon/ resource available.
 135   extensions::ExtensionIconSource* icon_source =
 136       new extensions::ExtensionIconSource(profile_);
 137   content::URLDataSource::Add(this, icon_source);
 138
 139 #if defined(ENABLE_PLUGINS)
 140   ChromePluginServiceFilter::GetInstance()->RegisterResourceContext(
 141       PluginPrefs::GetForProfile(this).get(),
 142       io_data_.GetResourceContextNoInit());
 143 #endif
 144
 145   BrowserThread::PostTask(
 146       BrowserThread::IO, FROM_HERE,
 147       base::Bind(&NotifyOTRProfileCreatedOnIOThread, profile_, this));
 148 }
 149
 150 OffTheRecordProfileImpl::~OffTheRecordProfileImpl() {
 151   MaybeSendDestroyedNotification();
 152
 153 #if defined(ENABLE_PLUGINS)
 154   ChromePluginServiceFilter::GetInstance()->UnregisterResourceContext(
 155     io_data_.GetResourceContextNoInit());
 156 #endif
 157
 158   BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
 159       this);
 160
 161   BrowserThread::PostTask(
 162       BrowserThread::IO, FROM_HERE,
 163       base::Bind(&NotifyOTRProfileDestroyedOnIOThread, profile_, this));
 164
 165   if (host_content_settings_map_.get())
 166     host_content_settings_map_->ShutdownOnUIThread();
 167
 168   if (pref_proxy_config_tracker_)
 169     pref_proxy_config_tracker_->DetachFromPrefService();
 170
 171   // Clears any data the network stack contains that may be related to the
 172   // OTR session.
 173   g_browser_process->io_thread()->ChangedToOnTheRecord();
 174 }
 175
 176 void OffTheRecordProfileImpl::InitHostZoomMap() {
 177   HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
 178   HostZoomMap* parent_host_zoom_map =
 179       HostZoomMap::GetForBrowserContext(profile_);
 180   host_zoom_map->CopyFrom(parent_host_zoom_map);
 181   // Observe parent's HZM change for propagating change of parent's
 182   // change to this HZM.
 183   zoom_subscription_ = parent_host_zoom_map->AddZoomLevelChangedCallback(
 184       base::Bind(&OffTheRecordProfileImpl::OnZoomLevelChanged,
 185                  base::Unretained(this)));
 186 }
 187
 188 #if defined(OS_ANDROID) || defined(OS_IOS)
 189 void OffTheRecordProfileImpl::UseSystemProxy() {
 190   // Force the use of the system-assigned proxy when off the record.
 191   const char kProxyMode[] = "mode";
 192   const char kProxyServer[] = "server";
 193   const char kProxyBypassList[] = "bypass_list";
 194   const char kProxyPacUrl[] = "pac_url";
 195   DictionaryPrefUpdate update(prefs_, prefs::kProxy);
 196   base::DictionaryValue* dict = update.Get();
 197   dict->SetString(kProxyMode, ProxyModeToString(ProxyPrefs::MODE_SYSTEM));
 198   dict->SetString(kProxyPacUrl, "");
 199   dict->SetString(kProxyServer, "");
 200   dict->SetString(kProxyBypassList, "");
 201 }
 202 #endif  // defined(OS_ANDROID) || defined(OS_IOS)
 203
 204 std::string OffTheRecordProfileImpl::GetProfileName() {
 205   // Incognito profile should not return the profile name.
 206   return std::string();
 207 }
 208
 209 base::FilePath OffTheRecordProfileImpl::GetPath() const {
 210   return profile_->GetPath();
 211 }
 212
 213 scoped_refptr<base::SequencedTaskRunner>
 214 OffTheRecordProfileImpl::GetIOTaskRunner() {
 215   return profile_->GetIOTaskRunner();
 216 }
 217
 218 bool OffTheRecordProfileImpl::IsOffTheRecord() const {
 219   return true;
 220 }
 221
 222 Profile* OffTheRecordProfileImpl::GetOffTheRecordProfile() {
 223   return this;
 224 }
 225
 226 void OffTheRecordProfileImpl::DestroyOffTheRecordProfile() {
 227   // Suicide is bad!
 228   NOTREACHED();
 229 }
 230
 231 bool OffTheRecordProfileImpl::HasOffTheRecordProfile() {
 232   return true;
 233 }
 234
 235 Profile* OffTheRecordProfileImpl::GetOriginalProfile() {
 236   return profile_;
 237 }
 238
 239 ExtensionService* OffTheRecordProfileImpl::GetExtensionService() {
 240   return extensions::ExtensionSystem::Get(this)->extension_service();
 241 }
 242
 243 ExtensionSpecialStoragePolicy*
 244     OffTheRecordProfileImpl::GetExtensionSpecialStoragePolicy() {
 245   return GetOriginalProfile()->GetExtensionSpecialStoragePolicy();
 246 }
 247
 248 bool OffTheRecordProfileImpl::IsManaged() {
 249   return GetOriginalProfile()->IsManaged();
 250 }
 251
 252 PrefService* OffTheRecordProfileImpl::GetPrefs() {
 253   return prefs_;
 254 }
 255
 256 PrefService* OffTheRecordProfileImpl::GetOffTheRecordPrefs() {
 257   return prefs_;
 258 }
 259
 260 DownloadManagerDelegate* OffTheRecordProfileImpl::GetDownloadManagerDelegate() {
 261   return DownloadServiceFactory::GetForBrowserContext(this)->
 262       GetDownloadManagerDelegate();
 263 }
 264
 265 net::URLRequestContextGetter* OffTheRecordProfileImpl::GetRequestContext() {
 266   return GetDefaultStoragePartition(this)->GetURLRequestContext();
 267 }
 268
 269 net::URLRequestContextGetter* OffTheRecordProfileImpl::CreateRequestContext(
 270     content::ProtocolHandlerMap* protocol_handlers) {
 271   return io_data_.CreateMainRequestContextGetter(protocol_handlers).get();
 272 }
 273
 274 net::URLRequestContextGetter*
 275     OffTheRecordProfileImpl::GetRequestContextForRenderProcess(
 276         int renderer_child_id) {
 277   content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
 278       renderer_child_id);
 279   return rph->GetStoragePartition()->GetURLRequestContext();
 280 }
 281
 282 net::URLRequestContextGetter*
 283     OffTheRecordProfileImpl::GetMediaRequestContext() {
 284   // In OTR mode, media request context is the same as the original one.
 285   return GetRequestContext();
 286 }
 287
 288 net::URLRequestContextGetter*
 289     OffTheRecordProfileImpl::GetMediaRequestContextForRenderProcess(
 290         int renderer_child_id) {
 291   // In OTR mode, media request context is the same as the original one.
 292   return GetRequestContextForRenderProcess(renderer_child_id);
 293 }
 294
 295 net::URLRequestContextGetter*
 296 OffTheRecordProfileImpl::GetMediaRequestContextForStoragePartition(
 297     const base::FilePath& partition_path,
 298     bool in_memory) {
 299   return io_data_.GetIsolatedAppRequestContextGetter(partition_path, in_memory)
 300       .get();
 301 }
 302
 303 void OffTheRecordProfileImpl::RequestMidiSysExPermission(
 304       int render_process_id,
 305       int render_view_id,
 306       int bridge_id,
 307       const GURL& requesting_frame,
 308       const MidiSysExPermissionCallback& callback) {
 309   ChromeMidiPermissionContext* context =
 310       ChromeMidiPermissionContextFactory::GetForProfile(this);
 311   context->RequestMidiSysExPermission(render_process_id,
 312                                       render_view_id,
 313                                       bridge_id,
 314                                       requesting_frame,
 315                                       callback);
 316 }
 317
 318 void OffTheRecordProfileImpl::CancelMidiSysExPermissionRequest(
 319     int render_process_id,
 320     int render_view_id,
 321     int bridge_id,
 322     const GURL& requesting_frame) {
 323   ChromeMidiPermissionContext* context =
 324       ChromeMidiPermissionContextFactory::GetForProfile(this);
 325   context->CancelMidiSysExPermissionRequest(
 326       render_process_id, render_view_id, bridge_id, requesting_frame);
 327 }
 328
 329 void OffTheRecordProfileImpl::RequestProtectedMediaIdentifierPermission(
 330     int render_process_id,
 331     int render_view_id,
 332     int bridge_id,
 333     int group_id,
 334     const GURL& requesting_frame,
 335     const ProtectedMediaIdentifierPermissionCallback& callback) {
 336 #if defined(OS_ANDROID)
 337   ProtectedMediaIdentifierPermissionContext* context =
 338       ProtectedMediaIdentifierPermissionContextFactory::GetForProfile(this);
 339   context->RequestProtectedMediaIdentifierPermission(render_process_id,
 340                                                      render_view_id,
 341                                                      bridge_id,
 342                                                      group_id,
 343                                                      requesting_frame,
 344                                                      callback);
 345 #else
 346   NOTIMPLEMENTED();
 347   callback.Run(false);
 348 #endif  // defined(OS_ANDROID)
 349 }
 350
 351 void OffTheRecordProfileImpl::CancelProtectedMediaIdentifierPermissionRequests(
 352     int group_id) {
 353 #if defined(OS_ANDROID)
 354   ProtectedMediaIdentifierPermissionContext* context =
 355       ProtectedMediaIdentifierPermissionContextFactory::GetForProfile(this);
 356   context->CancelProtectedMediaIdentifierPermissionRequests(group_id);
 357 #else
 358   NOTIMPLEMENTED();
 359 #endif  // defined(OS_ANDROID)
 360 }
 361
 362 net::URLRequestContextGetter*
 363     OffTheRecordProfileImpl::GetRequestContextForExtensions() {
 364   return io_data_.GetExtensionsRequestContextGetter().get();
 365 }
 366
 367 net::URLRequestContextGetter*
 368     OffTheRecordProfileImpl::CreateRequestContextForStoragePartition(
 369         const base::FilePath& partition_path,
 370         bool in_memory,
 371         content::ProtocolHandlerMap* protocol_handlers) {
 372   return io_data_.CreateIsolatedAppRequestContextGetter(
 373                       partition_path, in_memory, protocol_handlers).get();
 374 }
 375
 376 content::ResourceContext* OffTheRecordProfileImpl::GetResourceContext() {
 377   return io_data_.GetResourceContext();
 378 }
 379
 380 net::SSLConfigService* OffTheRecordProfileImpl::GetSSLConfigService() {
 381   return profile_->GetSSLConfigService();
 382 }
 383
 384 HostContentSettingsMap* OffTheRecordProfileImpl::GetHostContentSettingsMap() {
 385   // Retrieve the host content settings map of the parent profile in order to
 386   // ensure the preferences have been migrated.
 387   profile_->GetHostContentSettingsMap();
 388   if (!host_content_settings_map_.get()) {
 389     host_content_settings_map_ = new HostContentSettingsMap(GetPrefs(), true);
 390 #if defined(ENABLE_EXTENSIONS)
 391     ExtensionService* extension_service = GetExtensionService();
 392     if (extension_service)
 393       host_content_settings_map_->RegisterExtensionService(extension_service);
 394 #endif
 395   }
 396   return host_content_settings_map_.get();
 397 }
 398
 399 content::GeolocationPermissionContext*
 400     OffTheRecordProfileImpl::GetGeolocationPermissionContext() {
 401   return ChromeGeolocationPermissionContextFactory::GetForProfile(this);
 402 }
 403
 404 quota::SpecialStoragePolicy*
 405     OffTheRecordProfileImpl::GetSpecialStoragePolicy() {
 406   return GetExtensionSpecialStoragePolicy();
 407 }
 408
 409 bool OffTheRecordProfileImpl::IsSameProfile(Profile* profile) {
 410   return (profile == this) || (profile == profile_);
 411 }
 412
 413 Time OffTheRecordProfileImpl::GetStartTime() const {
 414   return start_time_;
 415 }
 416
 417 history::TopSites* OffTheRecordProfileImpl::GetTopSitesWithoutCreating() {
 418   return NULL;
 419 }
 420
 421 history::TopSites* OffTheRecordProfileImpl::GetTopSites() {
 422   return NULL;
 423 }
 424
 425 void OffTheRecordProfileImpl::SetExitType(ExitType exit_type) {
 426 }
 427
 428 base::FilePath OffTheRecordProfileImpl::last_selected_directory() {
 429   const base::FilePath& directory = last_selected_directory_;
 430   if (directory.empty()) {
 431     return profile_->last_selected_directory();
 432   }
 433   return directory;
 434 }
 435
 436 void OffTheRecordProfileImpl::set_last_selected_directory(
 437     const base::FilePath& path) {
 438   last_selected_directory_ = path;
 439 }
 440
 441 bool OffTheRecordProfileImpl::WasCreatedByVersionOrLater(
 442     const std::string& version) {
 443   return profile_->WasCreatedByVersionOrLater(version);
 444 }
 445
 446 Profile::ExitType OffTheRecordProfileImpl::GetLastSessionExitType() {
 447   return profile_->GetLastSessionExitType();
 448 }
 449
 450 #if defined(OS_CHROMEOS)
 451 void OffTheRecordProfileImpl::ChangeAppLocale(const std::string& locale,
 452                                               AppLocaleChangedVia) {
 453 }
 454
 455 void OffTheRecordProfileImpl::OnLogin() {
 456 }
 457
 458 void OffTheRecordProfileImpl::InitChromeOSPreferences() {
 459   // The incognito profile shouldn't have Chrome OS's preferences.
 460   // The preferences are associated with the regular user profile.
 461 }
 462 #endif  // defined(OS_CHROMEOS)
 463
 464 PrefProxyConfigTracker* OffTheRecordProfileImpl::GetProxyConfigTracker() {
 465   if (!pref_proxy_config_tracker_)
 466     pref_proxy_config_tracker_.reset(CreateProxyConfigTracker());
 467   return pref_proxy_config_tracker_.get();
 468 }
 469
 470 chrome_browser_net::Predictor* OffTheRecordProfileImpl::GetNetworkPredictor() {
 471   // We do not store information about websites visited in OTR profiles which
 472   // is necessary for a Predictor, so we do not have a Predictor at all.
 473   return NULL;
 474 }
 475
 476 void OffTheRecordProfileImpl::ClearNetworkingHistorySince(
 477     base::Time time,
 478     const base::Closure& completion) {
 479   // Nothing to do here, our transport security state is read-only.
 480   // Still, fire the callback to indicate we have finished, otherwise the
 481   // BrowsingDataRemover will never be destroyed and the dialog will never be
 482   // closed. We must do this asynchronously in order to avoid reentrancy issues.
 483   if (!completion.is_null()) {
 484     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, completion);
 485   }
 486 }
 487
 488 GURL OffTheRecordProfileImpl::GetHomePage() {
 489   return profile_->GetHomePage();
 490 }
 491
 492 #if defined(OS_CHROMEOS)
 493 // Special case of the OffTheRecordProfileImpl which is used while Guest
 494 // session in CrOS.
 495 class GuestSessionProfile : public OffTheRecordProfileImpl {
 496  public:
 497   explicit GuestSessionProfile(Profile* real_profile)
 498       : OffTheRecordProfileImpl(real_profile) {
 499   }
 500
 501   virtual void InitChromeOSPreferences() OVERRIDE {
 502     chromeos_preferences_.reset(new chromeos::Preferences());
 503     chromeos_preferences_->Init(static_cast<PrefServiceSyncable*>(GetPrefs()),
 504                                 chromeos::UserManager::Get()->GetActiveUser());
 505   }
 506
 507  private:
 508   // The guest user should be able to customize Chrome OS preferences.
 509   scoped_ptr<chromeos::Preferences> chromeos_preferences_;
 510 };
 511 #endif
 512
 513 Profile* Profile::CreateOffTheRecordProfile() {
 514   OffTheRecordProfileImpl* profile = NULL;
 515 #if defined(OS_CHROMEOS)
 516   if (IsGuestSession())
 517     profile = new GuestSessionProfile(this);
 518 #endif
 519   if (!profile)
 520     profile = new OffTheRecordProfileImpl(this);
 521   profile->Init();
 522   return profile;
 523 }
 524
 525 void OffTheRecordProfileImpl::OnZoomLevelChanged(
 526     const HostZoomMap::ZoomLevelChange& change) {
 527   HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
 528   switch (change.mode) {
 529     case HostZoomMap::ZOOM_CHANGED_TEMPORARY_ZOOM:
 530        return;
 531     case HostZoomMap::ZOOM_CHANGED_FOR_HOST:
 532        host_zoom_map->SetZoomLevelForHost(change.host, change.zoom_level);
 533        return;
 534     case HostZoomMap::ZOOM_CHANGED_FOR_SCHEME_AND_HOST:
 535        host_zoom_map->SetZoomLevelForHostAndScheme(change.scheme,
 536            change.host,
 537            change.zoom_level);
 538        return;
 539   }
 540 }
 541
 542 PrefProxyConfigTracker* OffTheRecordProfileImpl::CreateProxyConfigTracker() {
 543 #if defined(OS_CHROMEOS)
 544   if (chromeos::ProfileHelper::IsSigninProfile(this)) {
 545     return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfLocalState(
 546         g_browser_process->local_state());
 547   }
 548 #endif  // defined(OS_CHROMEOS)
 549   return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfProfile(
 550       GetPrefs(), g_browser_process->local_state());
 551 }