off_the_record_profile_impl.cc revision ca12bfac764ba476d6cd062bf1dde12cc64c3f40 
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_info_map.h"
25#include "chrome/browser/extensions/extension_service.h"
26#include "chrome/browser/extensions/extension_special_storage_policy.h"
27#include "chrome/browser/extensions/extension_system.h"
28#include "chrome/browser/geolocation/chrome_geolocation_permission_context.h"
29#include "chrome/browser/geolocation/chrome_geolocation_permission_context_factory.h"
30#include "chrome/browser/io_thread.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/extensions/extension.h"
43#include "chrome/common/pref_names.h"
44#include "chrome/common/render_messages.h"
45#include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
46#include "components/user_prefs/user_prefs.h"
47#include "content/public/browser/browser_thread.h"
48#include "content/public/browser/host_zoom_map.h"
49#include "content/public/browser/render_process_host.h"
50#include "content/public/browser/storage_partition.h"
51#include "content/public/browser/url_data_source.h"
52#include "content/public/browser/web_contents.h"
53#include "net/http/http_server_properties.h"
54#include "net/http/transport_security_state.h"
55#include "webkit/browser/database/database_tracker.h"
56
57#if defined(OS_ANDROID) || defined(OS_IOS)
58#include "chrome/browser/prefs/proxy_prefs.h"
59#include "chrome/browser/prefs/scoped_user_pref_update.h"
60#endif  // defined(OS_ANDROID) || defined(OS_IOS)
61
62#if defined(OS_CHROMEOS)
63#include "chrome/browser/chromeos/preferences.h"
64#include "chrome/browser/chromeos/profiles/profile_helper.h"
65#endif
66
67using content::BrowserThread;
68using content::DownloadManagerDelegate;
69using content::HostZoomMap;
70
71namespace {
72
73void NotifyOTRProfileCreatedOnIOThread(void* original_profile,
74                                       void* otr_profile) {
75  ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileCreated(
76      original_profile, otr_profile);
77}
78
79void NotifyOTRProfileDestroyedOnIOThread(void* original_profile,
80                                         void* otr_profile) {
81  ExtensionWebRequestEventRouter::GetInstance()->OnOTRProfileDestroyed(
82      original_profile, otr_profile);
83}
84
85}  // namespace
86
87OffTheRecordProfileImpl::OffTheRecordProfileImpl(Profile* real_profile)
88    : profile_(real_profile),
89      prefs_(PrefServiceSyncable::IncognitoFromProfile(real_profile)),
90      io_data_(this),
91      start_time_(Time::Now()),
92      zoom_callback_(base::Bind(&OffTheRecordProfileImpl::OnZoomLevelChanged,
93                                base::Unretained(this))) {
94  // Register on BrowserContext.
95  user_prefs::UserPrefs::Set(this, prefs_);
96}
97
98void OffTheRecordProfileImpl::Init() {
99  BrowserContextDependencyManager::GetInstance()->CreateBrowserContextServices(
100      this, false);
101
102  DCHECK_NE(IncognitoModePrefs::DISABLED,
103            IncognitoModePrefs::GetAvailability(profile_->GetPrefs()));
104
105#if defined(OS_ANDROID) || defined(OS_IOS)
106  UseSystemProxy();
107#endif  // defined(OS_ANDROID) || defined(OS_IOS)
108
109  // TODO(oshima): Remove the need to eagerly initialize the request context
110  // getter. chromeos::OnlineAttempt is illegally trying to access this
111  // Profile member from a thread other than the UI thread, so we need to
112  // prevent a race.
113#if defined(OS_CHROMEOS)
114  GetRequestContext();
115#endif  // defined(OS_CHROMEOS)
116
117  InitHostZoomMap();
118
119  // Make the chrome//extension-icon/ resource available.
120  ExtensionIconSource* icon_source = new ExtensionIconSource(profile_);
121  content::URLDataSource::Add(this, icon_source);
122
123#if defined(ENABLE_PLUGINS)
124  ChromePluginServiceFilter::GetInstance()->RegisterResourceContext(
125      PluginPrefs::GetForProfile(this).get(),
126      io_data_.GetResourceContextNoInit());
127#endif
128
129  BrowserThread::PostTask(
130      BrowserThread::IO, FROM_HERE,
131      base::Bind(&NotifyOTRProfileCreatedOnIOThread, profile_, this));
132}
133
134OffTheRecordProfileImpl::~OffTheRecordProfileImpl() {
135  MaybeSendDestroyedNotification();
136
137  HostZoomMap::GetForBrowserContext(profile_)->RemoveZoomLevelChangedCallback(
138      zoom_callback_);
139
140#if defined(ENABLE_PLUGINS)
141  ChromePluginServiceFilter::GetInstance()->UnregisterResourceContext(
142    io_data_.GetResourceContextNoInit());
143#endif
144
145  BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
146      this);
147
148  BrowserThread::PostTask(
149      BrowserThread::IO, FROM_HERE,
150      base::Bind(&NotifyOTRProfileDestroyedOnIOThread, profile_, this));
151
152  if (host_content_settings_map_.get())
153    host_content_settings_map_->ShutdownOnUIThread();
154
155  if (pref_proxy_config_tracker_)
156    pref_proxy_config_tracker_->DetachFromPrefService();
157
158  // Clears any data the network stack contains that may be related to the
159  // OTR session.
160  g_browser_process->io_thread()->ChangedToOnTheRecord();
161}
162
163void OffTheRecordProfileImpl::InitHostZoomMap() {
164  HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
165  HostZoomMap* parent_host_zoom_map =
166      HostZoomMap::GetForBrowserContext(profile_);
167  host_zoom_map->CopyFrom(parent_host_zoom_map);
168  // Observe parent's HZM change for propagating change of parent's
169  // change to this HZM.
170  parent_host_zoom_map->AddZoomLevelChangedCallback(zoom_callback_);
171}
172
173#if defined(OS_ANDROID) || defined(OS_IOS)
174void OffTheRecordProfileImpl::UseSystemProxy() {
175  // Force the use of the system-assigned proxy when off the record.
176  const char kProxyMode[] = "mode";
177  const char kProxyServer[] = "server";
178  const char kProxyBypassList[] = "bypass_list";
179  const char kProxyPacUrl[] = "pac_url";
180  DictionaryPrefUpdate update(prefs_, prefs::kProxy);
181  DictionaryValue* dict = update.Get();
182  dict->SetString(kProxyMode, ProxyModeToString(ProxyPrefs::MODE_SYSTEM));
183  dict->SetString(kProxyPacUrl, "");
184  dict->SetString(kProxyServer, "");
185  dict->SetString(kProxyBypassList, "");
186}
187#endif  // defined(OS_ANDROID) || defined(OS_IOS)
188
189std::string OffTheRecordProfileImpl::GetProfileName() {
190  // Incognito profile should not return the profile name.
191  return std::string();
192}
193
194base::FilePath OffTheRecordProfileImpl::GetPath() const {
195  return profile_->GetPath();
196}
197
198scoped_refptr<base::SequencedTaskRunner>
199OffTheRecordProfileImpl::GetIOTaskRunner() {
200  return profile_->GetIOTaskRunner();
201}
202
203bool OffTheRecordProfileImpl::IsOffTheRecord() const {
204  return true;
205}
206
207Profile* OffTheRecordProfileImpl::GetOffTheRecordProfile() {
208  return this;
209}
210
211void OffTheRecordProfileImpl::DestroyOffTheRecordProfile() {
212  // Suicide is bad!
213  NOTREACHED();
214}
215
216bool OffTheRecordProfileImpl::HasOffTheRecordProfile() {
217  return true;
218}
219
220Profile* OffTheRecordProfileImpl::GetOriginalProfile() {
221  return profile_;
222}
223
224ExtensionService* OffTheRecordProfileImpl::GetExtensionService() {
225  return extensions::ExtensionSystem::Get(this)->extension_service();
226}
227
228ExtensionSpecialStoragePolicy*
229    OffTheRecordProfileImpl::GetExtensionSpecialStoragePolicy() {
230  return GetOriginalProfile()->GetExtensionSpecialStoragePolicy();
231}
232
233PrefService* OffTheRecordProfileImpl::GetPrefs() {
234  return prefs_;
235}
236
237PrefService* OffTheRecordProfileImpl::GetOffTheRecordPrefs() {
238  return prefs_;
239}
240
241DownloadManagerDelegate* OffTheRecordProfileImpl::GetDownloadManagerDelegate() {
242  return DownloadServiceFactory::GetForProfile(this)->
243      GetDownloadManagerDelegate();
244}
245
246net::URLRequestContextGetter* OffTheRecordProfileImpl::GetRequestContext() {
247  return GetDefaultStoragePartition(this)->GetURLRequestContext();
248}
249
250net::URLRequestContextGetter* OffTheRecordProfileImpl::CreateRequestContext(
251    content::ProtocolHandlerMap* protocol_handlers) {
252  return io_data_.CreateMainRequestContextGetter(protocol_handlers).get();
253}
254
255net::URLRequestContextGetter*
256    OffTheRecordProfileImpl::GetRequestContextForRenderProcess(
257        int renderer_child_id) {
258  content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
259      renderer_child_id);
260  return rph->GetStoragePartition()->GetURLRequestContext();
261}
262
263net::URLRequestContextGetter*
264    OffTheRecordProfileImpl::GetMediaRequestContext() {
265  // In OTR mode, media request context is the same as the original one.
266  return GetRequestContext();
267}
268
269net::URLRequestContextGetter*
270    OffTheRecordProfileImpl::GetMediaRequestContextForRenderProcess(
271        int renderer_child_id) {
272  // In OTR mode, media request context is the same as the original one.
273  return GetRequestContextForRenderProcess(renderer_child_id);
274}
275
276net::URLRequestContextGetter*
277OffTheRecordProfileImpl::GetMediaRequestContextForStoragePartition(
278    const base::FilePath& partition_path,
279    bool in_memory) {
280  return io_data_.GetIsolatedAppRequestContextGetter(partition_path, in_memory)
281      .get();
282}
283
284void OffTheRecordProfileImpl::RequestMIDISysExPermission(
285      int render_process_id,
286      int render_view_id,
287      const GURL& requesting_frame,
288      const MIDISysExPermissionCallback& callback) {
289  // TODO(toyoshim): Implement.
290  callback.Run(false);
291}
292
293net::URLRequestContextGetter*
294    OffTheRecordProfileImpl::GetRequestContextForExtensions() {
295  return io_data_.GetExtensionsRequestContextGetter().get();
296}
297
298net::URLRequestContextGetter*
299    OffTheRecordProfileImpl::CreateRequestContextForStoragePartition(
300        const base::FilePath& partition_path,
301        bool in_memory,
302        content::ProtocolHandlerMap* protocol_handlers) {
303  return io_data_.CreateIsolatedAppRequestContextGetter(
304                      partition_path, in_memory, protocol_handlers).get();
305}
306
307content::ResourceContext* OffTheRecordProfileImpl::GetResourceContext() {
308  return io_data_.GetResourceContext();
309}
310
311net::SSLConfigService* OffTheRecordProfileImpl::GetSSLConfigService() {
312  return profile_->GetSSLConfigService();
313}
314
315HostContentSettingsMap* OffTheRecordProfileImpl::GetHostContentSettingsMap() {
316  // Retrieve the host content settings map of the parent profile in order to
317  // ensure the preferences have been migrated.
318  profile_->GetHostContentSettingsMap();
319  if (!host_content_settings_map_.get()) {
320    host_content_settings_map_ = new HostContentSettingsMap(GetPrefs(), true);
321#if defined(ENABLE_EXTENSIONS)
322    ExtensionService* extension_service = GetExtensionService();
323    if (extension_service)
324      host_content_settings_map_->RegisterExtensionService(extension_service);
325#endif
326  }
327  return host_content_settings_map_.get();
328}
329
330content::GeolocationPermissionContext*
331    OffTheRecordProfileImpl::GetGeolocationPermissionContext() {
332  return ChromeGeolocationPermissionContextFactory::GetForProfile(this);
333}
334
335quota::SpecialStoragePolicy*
336    OffTheRecordProfileImpl::GetSpecialStoragePolicy() {
337  return GetExtensionSpecialStoragePolicy();
338}
339
340bool OffTheRecordProfileImpl::IsSameProfile(Profile* profile) {
341  return (profile == this) || (profile == profile_);
342}
343
344Time OffTheRecordProfileImpl::GetStartTime() const {
345  return start_time_;
346}
347
348history::TopSites* OffTheRecordProfileImpl::GetTopSitesWithoutCreating() {
349  return NULL;
350}
351
352history::TopSites* OffTheRecordProfileImpl::GetTopSites() {
353  return NULL;
354}
355
356void OffTheRecordProfileImpl::SetExitType(ExitType exit_type) {
357}
358
359base::FilePath OffTheRecordProfileImpl::last_selected_directory() {
360  const base::FilePath& directory = last_selected_directory_;
361  if (directory.empty()) {
362    return profile_->last_selected_directory();
363  }
364  return directory;
365}
366
367void OffTheRecordProfileImpl::set_last_selected_directory(
368    const base::FilePath& path) {
369  last_selected_directory_ = path;
370}
371
372bool OffTheRecordProfileImpl::WasCreatedByVersionOrLater(
373    const std::string& version) {
374  return profile_->WasCreatedByVersionOrLater(version);
375}
376
377Profile::ExitType OffTheRecordProfileImpl::GetLastSessionExitType() {
378  return profile_->GetLastSessionExitType();
379}
380
381#if defined(OS_CHROMEOS)
382void OffTheRecordProfileImpl::SetupChromeOSEnterpriseExtensionObserver() {
383  profile_->SetupChromeOSEnterpriseExtensionObserver();
384}
385
386void OffTheRecordProfileImpl::InitChromeOSPreferences() {
387  // The incognito profile shouldn't have Chrome OS's preferences.
388  // The preferences are associated with the regular user profile.
389}
390#endif  // defined(OS_CHROMEOS)
391
392#if defined(OS_CHROMEOS)
393void OffTheRecordProfileImpl::ChangeAppLocale(const std::string& locale,
394                                              AppLocaleChangedVia) {
395}
396
397void OffTheRecordProfileImpl::OnLogin() {
398}
399#endif  // defined(OS_CHROMEOS)
400
401PrefProxyConfigTracker* OffTheRecordProfileImpl::GetProxyConfigTracker() {
402  if (!pref_proxy_config_tracker_)
403    pref_proxy_config_tracker_.reset(CreateProxyConfigTracker());
404  return pref_proxy_config_tracker_.get();
405}
406
407chrome_browser_net::Predictor* OffTheRecordProfileImpl::GetNetworkPredictor() {
408  // We do not store information about websites visited in OTR profiles which
409  // is necessary for a Predictor, so we do not have a Predictor at all.
410  return NULL;
411}
412
413void OffTheRecordProfileImpl::ClearNetworkingHistorySince(
414    base::Time time,
415    const base::Closure& completion) {
416  // Nothing to do here, our transport security state is read-only.
417  // Still, fire the callback to indicate we have finished, otherwise the
418  // BrowsingDataRemover will never be destroyed and the dialog will never be
419  // closed. We must do this asynchronously in order to avoid reentrancy issues.
420  if (!completion.is_null()) {
421    BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, completion);
422  }
423}
424
425GURL OffTheRecordProfileImpl::GetHomePage() {
426  return profile_->GetHomePage();
427}
428
429#if defined(OS_CHROMEOS)
430// Special case of the OffTheRecordProfileImpl which is used while Guest
431// session in CrOS.
432class GuestSessionProfile : public OffTheRecordProfileImpl {
433 public:
434  explicit GuestSessionProfile(Profile* real_profile)
435      : OffTheRecordProfileImpl(real_profile) {
436  }
437
438  virtual void InitChromeOSPreferences() OVERRIDE {
439    chromeos_preferences_.reset(new chromeos::Preferences());
440    chromeos_preferences_->Init(static_cast<PrefServiceSyncable*>(GetPrefs()));
441  }
442
443 private:
444  // The guest user should be able to customize Chrome OS preferences.
445  scoped_ptr<chromeos::Preferences> chromeos_preferences_;
446};
447#endif
448
449Profile* Profile::CreateOffTheRecordProfile() {
450  OffTheRecordProfileImpl* profile = NULL;
451#if defined(OS_CHROMEOS)
452  if (IsGuestSession())
453    profile = new GuestSessionProfile(this);
454#endif
455  if (!profile)
456    profile = new OffTheRecordProfileImpl(this);
457  profile->Init();
458  return profile;
459}
460
461void OffTheRecordProfileImpl::OnZoomLevelChanged(
462    const HostZoomMap::ZoomLevelChange& change) {
463  HostZoomMap* host_zoom_map = HostZoomMap::GetForBrowserContext(this);
464  switch (change.mode) {
465    case HostZoomMap::ZOOM_CHANGED_TEMPORARY_ZOOM:
466       return;
467    case HostZoomMap::ZOOM_CHANGED_FOR_HOST:
468       host_zoom_map->SetZoomLevelForHost(change.host, change.zoom_level);
469       return;
470    case HostZoomMap::ZOOM_CHANGED_FOR_SCHEME_AND_HOST:
471       host_zoom_map->SetZoomLevelForHostAndScheme(change.scheme,
472           change.host,
473           change.zoom_level);
474       return;
475  }
476}
477
478PrefProxyConfigTracker* OffTheRecordProfileImpl::CreateProxyConfigTracker() {
479#if defined(OS_CHROMEOS)
480  if (chromeos::ProfileHelper::IsSigninProfile(this)) {
481    return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfLocalState(
482        g_browser_process->local_state());
483  }
484#endif  // defined(OS_CHROMEOS)
485  return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfProfile(
486      GetPrefs(), g_browser_process->local_state());
487}
488
489