| // Copyright 2014 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 "content/browser/service_worker/service_worker_cache_storage_manager.h" |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/bind.h" |
| #include "base/files/file_enumerator.h" |
| #include "base/files/file_util.h" |
| #include "base/id_map.h" |
| #include "base/sha1.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/string_util.h" |
| #include "content/browser/service_worker/service_worker_cache.pb.h" |
| #include "content/browser/service_worker/service_worker_cache_quota_client.h" |
| #include "content/browser/service_worker/service_worker_cache_storage.h" |
| #include "content/browser/service_worker/service_worker_context_core.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "net/base/net_util.h" |
| #include "storage/browser/quota/quota_manager_proxy.h" |
| #include "storage/common/quota/quota_status_code.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| base::FilePath ConstructOriginPath(const base::FilePath& root_path, |
| const GURL& origin) { |
| std::string origin_hash = base::SHA1HashString(origin.spec()); |
| std::string origin_hash_hex = base::StringToLowerASCII( |
| base::HexEncode(origin_hash.c_str(), origin_hash.length())); |
| return root_path.AppendASCII(origin_hash_hex); |
| } |
| |
| bool DeleteDir(const base::FilePath& path) { |
| return base::DeleteFile(path, true /* recursive */); |
| } |
| |
| void DeleteOriginDidDeleteDir( |
| const storage::QuotaClient::DeletionCallback& callback, |
| bool rv) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| callback.Run(rv ? storage::kQuotaStatusOk : storage::kQuotaErrorAbort); |
| } |
| |
| std::set<GURL> ListOriginsOnDisk(base::FilePath root_path_) { |
| std::set<GURL> origins; |
| base::FileEnumerator file_enum( |
| root_path_, false /* recursive */, base::FileEnumerator::DIRECTORIES); |
| |
| base::FilePath path; |
| while (!(path = file_enum.Next()).empty()) { |
| std::string protobuf; |
| base::ReadFileToString( |
| path.AppendASCII(ServiceWorkerCacheStorage::kIndexFileName), &protobuf); |
| |
| ServiceWorkerCacheStorageIndex index; |
| if (index.ParseFromString(protobuf)) { |
| if (index.has_origin()) |
| origins.insert(GURL(index.origin())); |
| } |
| } |
| |
| return origins; |
| } |
| |
| void GetOriginsForHostDidListOrigins( |
| const std::string& host, |
| const storage::QuotaClient::GetOriginsCallback& callback, |
| const std::set<GURL>& origins) { |
| std::set<GURL> out_origins; |
| for (const GURL& origin : origins) { |
| if (host == net::GetHostOrSpecFromURL(origin)) |
| out_origins.insert(origin); |
| } |
| callback.Run(out_origins); |
| } |
| |
| } // namespace |
| |
| // static |
| scoped_ptr<ServiceWorkerCacheStorageManager> |
| ServiceWorkerCacheStorageManager::Create( |
| const base::FilePath& path, |
| const scoped_refptr<base::SequencedTaskRunner>& cache_task_runner, |
| const scoped_refptr<storage::QuotaManagerProxy>& quota_manager_proxy) { |
| base::FilePath root_path = path; |
| if (!path.empty()) { |
| root_path = path.Append(ServiceWorkerContextCore::kServiceWorkerDirectory) |
| .AppendASCII("CacheStorage"); |
| } |
| |
| return make_scoped_ptr(new ServiceWorkerCacheStorageManager( |
| root_path, cache_task_runner, quota_manager_proxy)); |
| } |
| |
| // static |
| scoped_ptr<ServiceWorkerCacheStorageManager> |
| ServiceWorkerCacheStorageManager::Create( |
| ServiceWorkerCacheStorageManager* old_manager) { |
| scoped_ptr<ServiceWorkerCacheStorageManager> manager( |
| new ServiceWorkerCacheStorageManager( |
| old_manager->root_path(), |
| old_manager->cache_task_runner(), |
| old_manager->quota_manager_proxy_.get())); |
| // These values may be NULL, in which case this will be called again later by |
| // the dispatcher host per usual. |
| manager->SetBlobParametersForCache(old_manager->url_request_context(), |
| old_manager->blob_storage_context()); |
| return manager.Pass(); |
| } |
| |
| ServiceWorkerCacheStorageManager::~ServiceWorkerCacheStorageManager() { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| for (ServiceWorkerCacheStorageMap::iterator it = cache_storage_map_.begin(); |
| it != cache_storage_map_.end(); |
| ++it) { |
| delete it->second; |
| } |
| } |
| |
| void ServiceWorkerCacheStorageManager::OpenCache( |
| const GURL& origin, |
| const std::string& cache_name, |
| const ServiceWorkerCacheStorage::CacheAndErrorCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| ServiceWorkerCacheStorage* cache_storage = |
| FindOrCreateServiceWorkerCacheManager(origin); |
| |
| cache_storage->OpenCache(cache_name, callback); |
| } |
| |
| void ServiceWorkerCacheStorageManager::HasCache( |
| const GURL& origin, |
| const std::string& cache_name, |
| const ServiceWorkerCacheStorage::BoolAndErrorCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| ServiceWorkerCacheStorage* cache_storage = |
| FindOrCreateServiceWorkerCacheManager(origin); |
| cache_storage->HasCache(cache_name, callback); |
| } |
| |
| void ServiceWorkerCacheStorageManager::DeleteCache( |
| const GURL& origin, |
| const std::string& cache_name, |
| const ServiceWorkerCacheStorage::BoolAndErrorCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| ServiceWorkerCacheStorage* cache_storage = |
| FindOrCreateServiceWorkerCacheManager(origin); |
| cache_storage->DeleteCache(cache_name, callback); |
| } |
| |
| void ServiceWorkerCacheStorageManager::EnumerateCaches( |
| const GURL& origin, |
| const ServiceWorkerCacheStorage::StringsAndErrorCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| ServiceWorkerCacheStorage* cache_storage = |
| FindOrCreateServiceWorkerCacheManager(origin); |
| |
| cache_storage->EnumerateCaches(callback); |
| } |
| |
| void ServiceWorkerCacheStorageManager::SetBlobParametersForCache( |
| net::URLRequestContext* request_context, |
| base::WeakPtr<storage::BlobStorageContext> blob_storage_context) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| DCHECK(cache_storage_map_.empty()); |
| DCHECK(!request_context_ || request_context_ == request_context); |
| DCHECK(!blob_context_ || blob_context_.get() == blob_storage_context.get()); |
| request_context_ = request_context; |
| blob_context_ = blob_storage_context; |
| } |
| |
| void ServiceWorkerCacheStorageManager::GetOriginUsage( |
| const GURL& origin_url, |
| const storage::QuotaClient::GetUsageCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| if (IsMemoryBacked()) { |
| int64 sum = 0; |
| for (const auto& key_value : cache_storage_map_) |
| sum += key_value.second->MemoryBackedSize(); |
| callback.Run(sum); |
| return; |
| } |
| |
| PostTaskAndReplyWithResult( |
| cache_task_runner_.get(), |
| FROM_HERE, |
| base::Bind(base::ComputeDirectorySize, |
| ConstructOriginPath(root_path_, origin_url)), |
| base::Bind(callback)); |
| } |
| |
| void ServiceWorkerCacheStorageManager::GetOrigins( |
| const storage::QuotaClient::GetOriginsCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| if (IsMemoryBacked()) { |
| std::set<GURL> origins; |
| for (const auto& key_value : cache_storage_map_) |
| origins.insert(key_value.first); |
| |
| callback.Run(origins); |
| return; |
| } |
| |
| PostTaskAndReplyWithResult(cache_task_runner_.get(), |
| FROM_HERE, |
| base::Bind(&ListOriginsOnDisk, root_path_), |
| base::Bind(callback)); |
| } |
| |
| void ServiceWorkerCacheStorageManager::GetOriginsForHost( |
| const std::string& host, |
| const storage::QuotaClient::GetOriginsCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| if (IsMemoryBacked()) { |
| std::set<GURL> origins; |
| for (const auto& key_value : cache_storage_map_) { |
| if (host == net::GetHostOrSpecFromURL(key_value.first)) |
| origins.insert(key_value.first); |
| } |
| callback.Run(origins); |
| return; |
| } |
| |
| PostTaskAndReplyWithResult( |
| cache_task_runner_.get(), |
| FROM_HERE, |
| base::Bind(&ListOriginsOnDisk, root_path_), |
| base::Bind(&GetOriginsForHostDidListOrigins, host, callback)); |
| } |
| |
| void ServiceWorkerCacheStorageManager::DeleteOriginData( |
| const GURL& origin, |
| const storage::QuotaClient::DeletionCallback& callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| ServiceWorkerCacheStorage* cache_storage = |
| FindOrCreateServiceWorkerCacheManager(origin); |
| cache_storage_map_.erase(origin); |
| cache_storage->CloseAllCaches( |
| base::Bind(&ServiceWorkerCacheStorageManager::DeleteOriginDidClose, |
| origin, callback, base::Passed(make_scoped_ptr(cache_storage)), |
| weak_ptr_factory_.GetWeakPtr())); |
| } |
| |
| // static |
| void ServiceWorkerCacheStorageManager::DeleteOriginDidClose( |
| const GURL& origin, |
| const storage::QuotaClient::DeletionCallback& callback, |
| scoped_ptr<ServiceWorkerCacheStorage> cache_storage, |
| base::WeakPtr<ServiceWorkerCacheStorageManager> cache_manager) { |
| // TODO(jkarlin): Deleting the storage leaves any unfinished operations |
| // hanging, resulting in unresolved promises. Fix this by guaranteeing that |
| // callbacks are called in ServiceWorkerStorage. |
| cache_storage.reset(); |
| |
| if (!cache_manager) { |
| callback.Run(storage::kQuotaErrorAbort); |
| return; |
| } |
| |
| if (cache_manager->IsMemoryBacked()) { |
| callback.Run(storage::kQuotaStatusOk); |
| return; |
| } |
| |
| PostTaskAndReplyWithResult( |
| cache_manager->cache_task_runner_.get(), FROM_HERE, |
| base::Bind(&DeleteDir, |
| ConstructOriginPath(cache_manager->root_path_, origin)), |
| base::Bind(&DeleteOriginDidDeleteDir, callback)); |
| } |
| |
| ServiceWorkerCacheStorageManager::ServiceWorkerCacheStorageManager( |
| const base::FilePath& path, |
| const scoped_refptr<base::SequencedTaskRunner>& cache_task_runner, |
| const scoped_refptr<storage::QuotaManagerProxy>& quota_manager_proxy) |
| : root_path_(path), |
| cache_task_runner_(cache_task_runner), |
| quota_manager_proxy_(quota_manager_proxy), |
| request_context_(NULL), |
| weak_ptr_factory_(this) { |
| if (quota_manager_proxy_.get()) { |
| quota_manager_proxy_->RegisterClient( |
| new ServiceWorkerCacheQuotaClient(weak_ptr_factory_.GetWeakPtr())); |
| } |
| } |
| |
| ServiceWorkerCacheStorage* |
| ServiceWorkerCacheStorageManager::FindOrCreateServiceWorkerCacheManager( |
| const GURL& origin) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| DCHECK(request_context_); |
| ServiceWorkerCacheStorageMap::const_iterator it = |
| cache_storage_map_.find(origin); |
| if (it == cache_storage_map_.end()) { |
| ServiceWorkerCacheStorage* cache_storage = |
| new ServiceWorkerCacheStorage(ConstructOriginPath(root_path_, origin), |
| IsMemoryBacked(), |
| cache_task_runner_.get(), |
| request_context_, |
| quota_manager_proxy_, |
| blob_context_, |
| origin); |
| // The map owns fetch_stores. |
| cache_storage_map_.insert(std::make_pair(origin, cache_storage)); |
| return cache_storage; |
| } |
| return it->second; |
| } |
| |
| } // namespace content |