off_the_record_profile_impl.cc revision 6e8cce623b6e4fe0c9e4af605d675dd9d0338c38 
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/extension_special_storage_policy.h"
24#include "chrome/browser/io_thread.h"
25#include "chrome/browser/net/chrome_url_request_context_getter.h"
26#include "chrome/browser/net/pref_proxy_config_tracker.h"
27#include "chrome/browser/net/proxy_service_factory.h"
28#include "chrome/browser/plugins/chrome_plugin_service_filter.h"
29#include "chrome/browser/plugins/plugin_prefs.h"
30#include "chrome/browser/prefs/incognito_mode_prefs.h"
31#include "chrome/browser/prefs/pref_service_syncable.h"
32#include "chrome/browser/ssl/chrome_ssl_host_state_delegate.h"
33#include "chrome/browser/ssl/chrome_ssl_host_state_delegate_factory.h"
34#include "chrome/browser/themes/theme_service.h"
35#include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
36#include "chrome/common/chrome_constants.h"
37#include "chrome/common/chrome_paths.h"
38#include "chrome/common/chrome_switches.h"
39#include "chrome/common/pref_names.h"
40#include "chrome/common/render_messages.h"
41#include "components/keyed_service/content/browser_context_dependency_manager.h"
42#include "components/user_prefs/user_prefs.h"
43#include "content/public/browser/browser_thread.h"
44#include "content/public/browser/host_zoom_map.h"
45#include "content/public/browser/render_process_host.h"
46#include "content/public/browser/storage_partition.h"
47#include "content/public/browser/url_data_source.h"
48#include "content/public/browser/web_contents.h"
49#include "net/http/http_server_properties.h"
50#include "net/http/transport_security_state.h"
51#include "webkit/browser/database/database_tracker.h"
52
53#if defined(OS_ANDROID)
54#include "chrome/browser/media/protected_media_identifier_permission_context.h"
55#include "chrome/browser/media/protected_media_identifier_permission_context_factory.h"
56#endif  // defined(OS_ANDROID)
57
58#if defined(OS_ANDROID) || defined(OS_IOS)
59#include "base/prefs/scoped_user_pref_update.h"
60#include "chrome/browser/prefs/proxy_prefs.h"
61#endif  // defined(OS_ANDROID) || defined(OS_IOS)
62
63#if defined(OS_CHROMEOS)
64#include "chrome/browser/chromeos/preferences.h"
65#include "chrome/browser/chromeos/profiles/profile_helper.h"
66#endif
67
68#if defined(ENABLE_CONFIGURATION_POLICY) && !defined(OS_CHROMEOS)
69#include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
70#endif
71
72#if defined(ENABLE_EXTENSIONS)
73#include "chrome/browser/extensions/api/web_request/web_request_api.h"
74#include "extensions/browser/extension_system.h"
75#include "extensions/browser/guest_view/guest_view_manager.h"
76#include "extensions/common/extension.h"
77#endif
78
79using content::BrowserThread;
80using content::DownloadManagerDelegate;
81using content::HostZoomMap;
82
83#if defined(ENABLE_EXTENSIONS)
84namespace {
85
86void NotifyOTRProfileCreatedOnIOThread(void* original_profile,
87                                       void* otr_profile) {
88  ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileCreated(
89      original_profile, otr_profile);
90}
91
92void NotifyOTRProfileDestroyedOnIOThread(void* original_profile,
93                                         void* otr_profile) {
94  ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileDestroyed(
95      original_profile, otr_profile);
96}
97
98}  // namespace
99#endif
100
101OffTheRecordProfileImpl::OffTheRecordProfileImpl(Profile* real_profile)
102    : profile_(real_profile),
103      prefs_(PrefServiceSyncable::IncognitoFromProfile(real_profile)),
104      start_time_(Time::Now()) {
105  // Register on BrowserContext.
106  user_prefs::UserPrefs::Set(this, prefs_);
107}
108
109void OffTheRecordProfileImpl::Init() {
110  // The construction of OffTheRecordProfileIOData::Handle needs the profile
111  // type returned by this->GetProfileType().  Since GetProfileType() is a
112  // virtual member function, we cannot call the function defined in the most
113  // derived class (e.g. GuestSessionProfile) until a ctor finishes.  Thus,
114  // we have to instantiate OffTheRecordProfileIOData::Handle here after a ctor.
115  InitIoData();
116
117#if defined(ENABLE_CONFIGURATION_POLICY) && !defined(OS_CHROMEOS)
118  // Because UserCloudPolicyManager is in a component, it cannot access
119  // GetOriginalProfile. Instead, we have to inject this relation here.
120  policy::UserCloudPolicyManagerFactory::RegisterForOffTheRecordBrowserContext(
121      this->GetOriginalProfile(), this);
122#endif
123
124  BrowserContextDependencyManager::GetInstance()->CreateBrowserContextServices(
125      this);
126
127  DCHECK_NE(IncognitoModePrefs::DISABLED,
128            IncognitoModePrefs::GetAvailability(profile_->GetPrefs()));
129
130#if defined(OS_ANDROID) || defined(OS_IOS)
131  UseSystemProxy();
132#endif  // defined(OS_ANDROID) || defined(OS_IOS)
133
134  // TODO(oshima): Remove the need to eagerly initialize the request context
135  // getter. chromeos::OnlineAttempt is illegally trying to access this
136  // Profile member from a thread other than the UI thread, so we need to
137  // prevent a race.
138#if defined(OS_CHROMEOS)
139  GetRequestContext();
140#endif  // defined(OS_CHROMEOS)
141
142  InitHostZoomMap();
143
144#if defined(ENABLE_PLUGINS)
145  ChromePluginServiceFilter::GetInstance()->RegisterResourceContext(
146      PluginPrefs::GetForProfile(this).get(),
147      io_data_->GetResourceContextNoInit());
148#endif
149
150#if defined(ENABLE_EXTENSIONS)
151  // Make the chrome//extension-icon/ resource available.
152  extensions::ExtensionIconSource* icon_source =
153      new extensions::ExtensionIconSource(profile_);
154  content::URLDataSource::Add(this, icon_source);
155
156  BrowserThread::PostTask(
157      BrowserThread::IO, FROM_HERE,
158      base::Bind(&NotifyOTRProfileCreatedOnIOThread, profile_, this));
159#endif
160}
161
162OffTheRecordProfileImpl::~OffTheRecordProfileImpl() {
163  MaybeSendDestroyedNotification();
164
165#if defined(ENABLE_PLUGINS)
166  ChromePluginServiceFilter::GetInstance()->UnregisterResourceContext(
167      io_data_->GetResourceContextNoInit());
168#endif
169
170  BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
171      this);
172
173#if defined(ENABLE_EXTENSIONS)
174  BrowserThread::PostTask(
175      BrowserThread::IO, FROM_HERE,
176      base::Bind(&NotifyOTRProfileDestroyedOnIOThread, profile_, this));
177#endif
178
179  if (host_content_settings_map_.get())
180    host_content_settings_map_->ShutdownOnUIThread();
181
182  if (pref_proxy_config_tracker_)
183    pref_proxy_config_tracker_->DetachFromPrefService();
184
185  // Clears any data the network stack contains that may be related to the
186  // OTR session.
187  g_browser_process->io_thread()->ChangedToOnTheRecord();
188}
189
190void OffTheRecordProfileImpl::InitIoData() {
191  io_data_.reset(new OffTheRecordProfileIOData::Handle(this));
192}
193
194void OffTheRecordProfileImpl::InitHostZoomMap() {
195  HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
196  HostZoomMap* parent_host_zoom_map =
197      HostZoomMap::GetForBrowserContext(profile_);
198  host_zoom_map->CopyFrom(parent_host_zoom_map);
199  // Observe parent's HZM change for propagating change of parent's
200  // change to this HZM.
201  zoom_subscription_ = parent_host_zoom_map->AddZoomLevelChangedCallback(
202      base::Bind(&OffTheRecordProfileImpl::OnZoomLevelChanged,
203                 base::Unretained(this)));
204}
205
206#if defined(OS_ANDROID) || defined(OS_IOS)
207void OffTheRecordProfileImpl::UseSystemProxy() {
208  // Force the use of the system-assigned proxy when off the record.
209  const char kProxyMode[] = "mode";
210  const char kProxyServer[] = "server";
211  const char kProxyBypassList[] = "bypass_list";
212  const char kProxyPacUrl[] = "pac_url";
213  DictionaryPrefUpdate update(prefs_, prefs::kProxy);
214  base::DictionaryValue* dict = update.Get();
215  dict->SetString(kProxyMode, ProxyModeToString(ProxyPrefs::MODE_SYSTEM));
216  dict->SetString(kProxyPacUrl, "");
217  dict->SetString(kProxyServer, "");
218  dict->SetString(kProxyBypassList, "");
219}
220#endif  // defined(OS_ANDROID) || defined(OS_IOS)
221
222std::string OffTheRecordProfileImpl::GetProfileName() {
223  // Incognito profile should not return the profile name.
224  return std::string();
225}
226
227Profile::ProfileType OffTheRecordProfileImpl::GetProfileType() const {
228  return INCOGNITO_PROFILE;
229}
230
231base::FilePath OffTheRecordProfileImpl::GetPath() const {
232  return profile_->GetPath();
233}
234
235scoped_refptr<base::SequencedTaskRunner>
236OffTheRecordProfileImpl::GetIOTaskRunner() {
237  return profile_->GetIOTaskRunner();
238}
239
240bool OffTheRecordProfileImpl::IsOffTheRecord() const {
241  return true;
242}
243
244Profile* OffTheRecordProfileImpl::GetOffTheRecordProfile() {
245  return this;
246}
247
248void OffTheRecordProfileImpl::DestroyOffTheRecordProfile() {
249  // Suicide is bad!
250  NOTREACHED();
251}
252
253bool OffTheRecordProfileImpl::HasOffTheRecordProfile() {
254  return true;
255}
256
257Profile* OffTheRecordProfileImpl::GetOriginalProfile() {
258  return profile_;
259}
260
261ExtensionSpecialStoragePolicy*
262    OffTheRecordProfileImpl::GetExtensionSpecialStoragePolicy() {
263  return GetOriginalProfile()->GetExtensionSpecialStoragePolicy();
264}
265
266bool OffTheRecordProfileImpl::IsSupervised() {
267  return GetOriginalProfile()->IsSupervised();
268}
269
270PrefService* OffTheRecordProfileImpl::GetPrefs() {
271  return prefs_;
272}
273
274PrefService* OffTheRecordProfileImpl::GetOffTheRecordPrefs() {
275  return prefs_;
276}
277
278DownloadManagerDelegate* OffTheRecordProfileImpl::GetDownloadManagerDelegate() {
279  return DownloadServiceFactory::GetForBrowserContext(this)->
280      GetDownloadManagerDelegate();
281}
282
283net::URLRequestContextGetter* OffTheRecordProfileImpl::GetRequestContext() {
284  return GetDefaultStoragePartition(this)->GetURLRequestContext();
285}
286
287net::URLRequestContextGetter* OffTheRecordProfileImpl::CreateRequestContext(
288    content::ProtocolHandlerMap* protocol_handlers,
289    content::URLRequestInterceptorScopedVector request_interceptors) {
290  return io_data_->CreateMainRequestContextGetter(
291      protocol_handlers, request_interceptors.Pass()).get();
292}
293
294net::URLRequestContextGetter*
295    OffTheRecordProfileImpl::GetRequestContextForRenderProcess(
296        int renderer_child_id) {
297  content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
298      renderer_child_id);
299  return rph->GetStoragePartition()->GetURLRequestContext();
300}
301
302net::URLRequestContextGetter*
303    OffTheRecordProfileImpl::GetMediaRequestContext() {
304  // In OTR mode, media request context is the same as the original one.
305  return GetRequestContext();
306}
307
308net::URLRequestContextGetter*
309    OffTheRecordProfileImpl::GetMediaRequestContextForRenderProcess(
310        int renderer_child_id) {
311  // In OTR mode, media request context is the same as the original one.
312  return GetRequestContextForRenderProcess(renderer_child_id);
313}
314
315net::URLRequestContextGetter*
316OffTheRecordProfileImpl::GetMediaRequestContextForStoragePartition(
317    const base::FilePath& partition_path,
318    bool in_memory) {
319  return io_data_->GetIsolatedAppRequestContextGetter(partition_path, in_memory)
320      .get();
321}
322
323net::URLRequestContextGetter*
324    OffTheRecordProfileImpl::GetRequestContextForExtensions() {
325  return io_data_->GetExtensionsRequestContextGetter().get();
326}
327
328net::URLRequestContextGetter*
329OffTheRecordProfileImpl::CreateRequestContextForStoragePartition(
330    const base::FilePath& partition_path,
331    bool in_memory,
332    content::ProtocolHandlerMap* protocol_handlers,
333    content::URLRequestInterceptorScopedVector request_interceptors) {
334  return io_data_->CreateIsolatedAppRequestContextGetter(
335      partition_path,
336      in_memory,
337      protocol_handlers,
338      request_interceptors.Pass()).get();
339}
340
341content::ResourceContext* OffTheRecordProfileImpl::GetResourceContext() {
342  return io_data_->GetResourceContext();
343}
344
345net::SSLConfigService* OffTheRecordProfileImpl::GetSSLConfigService() {
346  return profile_->GetSSLConfigService();
347}
348
349HostContentSettingsMap* OffTheRecordProfileImpl::GetHostContentSettingsMap() {
350  // Retrieve the host content settings map of the parent profile in order to
351  // ensure the preferences have been migrated.
352  profile_->GetHostContentSettingsMap();
353  if (!host_content_settings_map_.get()) {
354    host_content_settings_map_ = new HostContentSettingsMap(GetPrefs(), true);
355#if defined(ENABLE_EXTENSIONS)
356    ExtensionService* extension_service =
357        extensions::ExtensionSystem::Get(this)->extension_service();
358    if (extension_service)
359      host_content_settings_map_->RegisterExtensionService(extension_service);
360#endif
361  }
362  return host_content_settings_map_.get();
363}
364
365content::BrowserPluginGuestManager* OffTheRecordProfileImpl::GetGuestManager() {
366#if defined(ENABLE_EXTENSIONS)
367  return extensions::GuestViewManager::FromBrowserContext(this);
368#else
369  return NULL;
370#endif
371}
372
373quota::SpecialStoragePolicy*
374OffTheRecordProfileImpl::GetSpecialStoragePolicy() {
375  return GetExtensionSpecialStoragePolicy();
376}
377
378content::PushMessagingService*
379OffTheRecordProfileImpl::GetPushMessagingService() {
380  // TODO(johnme): Support push messaging in incognito if possible.
381  return NULL;
382}
383
384content::SSLHostStateDelegate*
385OffTheRecordProfileImpl::GetSSLHostStateDelegate() {
386  return ChromeSSLHostStateDelegateFactory::GetForProfile(this);
387}
388
389bool OffTheRecordProfileImpl::IsSameProfile(Profile* profile) {
390  return (profile == this) || (profile == profile_);
391}
392
393Time OffTheRecordProfileImpl::GetStartTime() const {
394  return start_time_;
395}
396
397history::TopSites* OffTheRecordProfileImpl::GetTopSitesWithoutCreating() {
398  return NULL;
399}
400
401history::TopSites* OffTheRecordProfileImpl::GetTopSites() {
402  return NULL;
403}
404
405void OffTheRecordProfileImpl::SetExitType(ExitType exit_type) {
406}
407
408base::FilePath OffTheRecordProfileImpl::last_selected_directory() {
409  const base::FilePath& directory = last_selected_directory_;
410  if (directory.empty()) {
411    return profile_->last_selected_directory();
412  }
413  return directory;
414}
415
416void OffTheRecordProfileImpl::set_last_selected_directory(
417    const base::FilePath& path) {
418  last_selected_directory_ = path;
419}
420
421bool OffTheRecordProfileImpl::WasCreatedByVersionOrLater(
422    const std::string& version) {
423  return profile_->WasCreatedByVersionOrLater(version);
424}
425
426Profile::ExitType OffTheRecordProfileImpl::GetLastSessionExitType() {
427  return profile_->GetLastSessionExitType();
428}
429
430#if defined(OS_CHROMEOS)
431void OffTheRecordProfileImpl::ChangeAppLocale(const std::string& locale,
432                                              AppLocaleChangedVia) {
433}
434
435void OffTheRecordProfileImpl::OnLogin() {
436}
437
438void OffTheRecordProfileImpl::InitChromeOSPreferences() {
439  // The incognito profile shouldn't have Chrome OS's preferences.
440  // The preferences are associated with the regular user profile.
441}
442#endif  // defined(OS_CHROMEOS)
443
444PrefProxyConfigTracker* OffTheRecordProfileImpl::GetProxyConfigTracker() {
445  if (!pref_proxy_config_tracker_)
446    pref_proxy_config_tracker_.reset(CreateProxyConfigTracker());
447  return pref_proxy_config_tracker_.get();
448}
449
450chrome_browser_net::Predictor* OffTheRecordProfileImpl::GetNetworkPredictor() {
451  // We do not store information about websites visited in OTR profiles which
452  // is necessary for a Predictor, so we do not have a Predictor at all.
453  return NULL;
454}
455
456DevToolsNetworkController*
457OffTheRecordProfileImpl::GetDevToolsNetworkController() {
458  return io_data_->GetDevToolsNetworkController();
459}
460
461void OffTheRecordProfileImpl::ClearNetworkingHistorySince(
462    base::Time time,
463    const base::Closure& completion) {
464  // Nothing to do here, our transport security state is read-only.
465  // Still, fire the callback to indicate we have finished, otherwise the
466  // BrowsingDataRemover will never be destroyed and the dialog will never be
467  // closed. We must do this asynchronously in order to avoid reentrancy issues.
468  if (!completion.is_null()) {
469    BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, completion);
470  }
471}
472
473GURL OffTheRecordProfileImpl::GetHomePage() {
474  return profile_->GetHomePage();
475}
476
477#if defined(OS_CHROMEOS)
478// Special case of the OffTheRecordProfileImpl which is used while Guest
479// session in CrOS.
480class GuestSessionProfile : public OffTheRecordProfileImpl {
481 public:
482  explicit GuestSessionProfile(Profile* real_profile)
483      : OffTheRecordProfileImpl(real_profile) {
484  }
485
486  virtual ProfileType GetProfileType() const OVERRIDE {
487    return GUEST_PROFILE;
488  }
489
490  virtual void InitChromeOSPreferences() OVERRIDE {
491    chromeos_preferences_.reset(new chromeos::Preferences());
492    chromeos_preferences_->Init(
493        static_cast<PrefServiceSyncable*>(GetPrefs()),
494        user_manager::UserManager::Get()->GetActiveUser());
495  }
496
497 private:
498  // The guest user should be able to customize Chrome OS preferences.
499  scoped_ptr<chromeos::Preferences> chromeos_preferences_;
500};
501#endif
502
503Profile* Profile::CreateOffTheRecordProfile() {
504  OffTheRecordProfileImpl* profile = NULL;
505#if defined(OS_CHROMEOS)
506  if (IsGuestSession())
507    profile = new GuestSessionProfile(this);
508#endif
509  if (!profile)
510    profile = new OffTheRecordProfileImpl(this);
511  profile->Init();
512  return profile;
513}
514
515void OffTheRecordProfileImpl::OnZoomLevelChanged(
516    const HostZoomMap::ZoomLevelChange& change) {
517  HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
518  switch (change.mode) {
519    case HostZoomMap::ZOOM_CHANGED_TEMPORARY_ZOOM:
520       return;
521    case HostZoomMap::ZOOM_CHANGED_FOR_HOST:
522       host_zoom_map->SetZoomLevelForHost(change.host, change.zoom_level);
523       return;
524    case HostZoomMap::ZOOM_CHANGED_FOR_SCHEME_AND_HOST:
525       host_zoom_map->SetZoomLevelForHostAndScheme(change.scheme,
526           change.host,
527           change.zoom_level);
528       return;
529  }
530}
531
532PrefProxyConfigTracker* OffTheRecordProfileImpl::CreateProxyConfigTracker() {
533#if defined(OS_CHROMEOS)
534  if (chromeos::ProfileHelper::IsSigninProfile(this)) {
535    return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfLocalState(
536        g_browser_process->local_state());
537  }
538#endif  // defined(OS_CHROMEOS)
539  return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfProfile(
540      GetPrefs(), g_browser_process->local_state());
541}
542