| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/extensions/data_deleter.h" |
| |
| #include "base/bind.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "base/task/post_task.h" |
| #include "base/task_runner.h" |
| #include "chrome/browser/extensions/chrome_extension_cookies.h" |
| #include "chrome/browser/extensions/extension_service.h" |
| #include "chrome/browser/extensions/extension_special_storage_policy.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/profiles/profile_io_data.h" |
| #include "chrome/common/extensions/manifest_handlers/app_launch_info.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/browser_task_traits.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/site_instance.h" |
| #include "content/public/browser/storage_partition.h" |
| #include "extensions/browser/api/storage/storage_frontend.h" |
| #include "extensions/browser/extension_prefs.h" |
| #include "extensions/browser/extension_system.h" |
| #include "extensions/browser/extension_util.h" |
| #include "extensions/common/constants.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/manifest_handlers/app_isolation_info.h" |
| |
| using base::WeakPtr; |
| using content::BrowserContext; |
| using content::BrowserThread; |
| using content::StoragePartition; |
| |
| namespace extensions { |
| |
| namespace { |
| |
| // Helper function that deletes data of a given |storage_origin| in a given |
| // |partition|. |
| void DeleteOrigin(Profile* profile, |
| StoragePartition* partition, |
| const GURL& origin) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| DCHECK(profile); |
| DCHECK(partition); |
| |
| if (origin.SchemeIs(kExtensionScheme)) { |
| // TODO(ajwong): Cookies are not properly isolated for |
| // chrome-extension:// scheme. (http://crbug.com/158386). |
| // |
| // However, no isolated apps actually can write to kExtensionScheme |
| // origins. Thus, it is benign to delete from the |
| // RequestContextForExtensions because there's nothing stored there. We |
| // preserve this code path without checking for isolation because it's |
| // simpler than special casing. This code should go away once we merge |
| // the various URLRequestContexts (http://crbug.com/159193). |
| |
| partition->ClearDataForOrigin( |
| ~StoragePartition::REMOVE_DATA_MASK_SHADER_CACHE, |
| StoragePartition::QUOTA_MANAGED_STORAGE_MASK_ALL, origin); |
| |
| // Delete cookies separately from other data so that the request context |
| // for extensions doesn't need to be passed into the StoragePartition. |
| extensions::ChromeExtensionCookies::Get(profile)->ClearCookies(origin); |
| } else { |
| // We don't need to worry about the media request context because that |
| // shares the same cookie store as the main request context. |
| partition->ClearDataForOrigin( |
| ~StoragePartition::REMOVE_DATA_MASK_SHADER_CACHE, |
| StoragePartition::QUOTA_MANAGED_STORAGE_MASK_ALL, origin); |
| } |
| } |
| |
| void OnNeedsToGarbageCollectIsolatedStorage(WeakPtr<ExtensionService> es) { |
| if (es) |
| ExtensionPrefs::Get(es->profile())->SetNeedsStorageGarbageCollection(true); |
| } |
| |
| } // namespace |
| |
| // static |
| void DataDeleter::StartDeleting(Profile* profile, const Extension* extension) { |
| DCHECK(profile); |
| DCHECK(extension); |
| |
| if (AppIsolationInfo::HasIsolatedStorage(extension)) { |
| profile->AsyncObliterateStoragePartition( |
| util::GetPartitionDomainForExtension(extension), |
| base::BindOnce( |
| &OnNeedsToGarbageCollectIsolatedStorage, |
| ExtensionSystem::Get(profile)->extension_service()->AsWeakPtr())); |
| } else { |
| GURL launch_web_url_origin( |
| AppLaunchInfo::GetLaunchWebURL(extension).GetOrigin()); |
| |
| StoragePartition* partition = |
| util::GetStoragePartitionForExtensionId(extension->id(), profile); |
| |
| ExtensionSpecialStoragePolicy* storage_policy = |
| profile->GetExtensionSpecialStoragePolicy(); |
| if (storage_policy->NeedsProtection(extension) && |
| !storage_policy->IsStorageProtected(launch_web_url_origin)) { |
| DeleteOrigin(profile, partition, launch_web_url_origin); |
| } |
| DeleteOrigin(profile, partition, extension->url()); |
| } |
| |
| // Begin removal of the settings for the current extension. |
| // StorageFrontend may not exist in unit tests. |
| StorageFrontend* frontend = StorageFrontend::Get(profile); |
| if (frontend) |
| frontend->DeleteStorageSoon(extension->id()); |
| } |
| |
| } // namespace extensions |