| // 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 "content/browser/indexed_db/indexed_db_dispatcher_host.h" |
| |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "base/files/file_path.h" |
| #include "base/process/process.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "content/browser/indexed_db/indexed_db_callbacks.h" |
| #include "content/browser/indexed_db/indexed_db_connection.h" |
| #include "content/browser/indexed_db/indexed_db_context_impl.h" |
| #include "content/browser/indexed_db/indexed_db_cursor.h" |
| #include "content/browser/indexed_db/indexed_db_database_callbacks.h" |
| #include "content/browser/indexed_db/indexed_db_metadata.h" |
| #include "content/browser/renderer_host/render_message_filter.h" |
| #include "content/common/indexed_db/indexed_db_messages.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/user_metrics.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/result_codes.h" |
| #include "third_party/WebKit/public/platform/WebIDBDatabaseException.h" |
| #include "url/gurl.h" |
| #include "webkit/browser/database/database_util.h" |
| #include "webkit/common/database/database_identifier.h" |
| |
| using webkit_database::DatabaseUtil; |
| using WebKit::WebIDBKey; |
| |
| namespace content { |
| |
| IndexedDBDispatcherHost::IndexedDBDispatcherHost( |
| int ipc_process_id, |
| IndexedDBContextImpl* indexed_db_context) |
| : indexed_db_context_(indexed_db_context), |
| database_dispatcher_host_(new DatabaseDispatcherHost(this)), |
| cursor_dispatcher_host_(new CursorDispatcherHost(this)), |
| ipc_process_id_(ipc_process_id) { |
| DCHECK(indexed_db_context_); |
| } |
| |
| IndexedDBDispatcherHost::~IndexedDBDispatcherHost() {} |
| |
| void IndexedDBDispatcherHost::OnChannelClosing() { |
| bool success = indexed_db_context_->TaskRunner()->PostTask( |
| FROM_HERE, |
| base::Bind(&IndexedDBDispatcherHost::ResetDispatcherHosts, this)); |
| |
| if (!success) |
| ResetDispatcherHosts(); |
| } |
| |
| void IndexedDBDispatcherHost::OnDestruct() const { |
| // The last reference to the dispatcher may be a posted task, which would |
| // be destructed on the IndexedDB thread. Without this override, that would |
| // take the dispatcher with it. Since the dispatcher may be keeping the |
| // IndexedDBContext alive, it might be destructed to on its own thread, |
| // which is not supported. Ensure destruction runs on the IO thread instead. |
| BrowserThread::DeleteOnIOThread::Destruct(this); |
| } |
| |
| void IndexedDBDispatcherHost::ResetDispatcherHosts() { |
| // It is important that the various *_dispatcher_host_ members are reset |
| // on the IndexedDB thread, since there might be incoming messages on that |
| // thread, and we must not reset the dispatcher hosts until after those |
| // messages are processed. |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| |
| // Note that we explicitly separate CloseAll() from destruction of the |
| // DatabaseDispatcherHost, since CloseAll() can invoke callbacks which need to |
| // be dispatched through database_dispatcher_host_. |
| database_dispatcher_host_->CloseAll(); |
| database_dispatcher_host_.reset(); |
| cursor_dispatcher_host_.reset(); |
| } |
| |
| base::TaskRunner* IndexedDBDispatcherHost::OverrideTaskRunnerForMessage( |
| const IPC::Message& message) { |
| if (IPC_MESSAGE_CLASS(message) == IndexedDBMsgStart) |
| return indexed_db_context_->TaskRunner(); |
| return NULL; |
| } |
| |
| bool IndexedDBDispatcherHost::OnMessageReceived(const IPC::Message& message, |
| bool* message_was_ok) { |
| if (IPC_MESSAGE_CLASS(message) != IndexedDBMsgStart) |
| return false; |
| |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| |
| bool handled = |
| database_dispatcher_host_->OnMessageReceived(message, message_was_ok) || |
| cursor_dispatcher_host_->OnMessageReceived(message, message_was_ok); |
| |
| if (!handled) { |
| handled = true; |
| IPC_BEGIN_MESSAGE_MAP_EX(IndexedDBDispatcherHost, message, *message_was_ok) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_FactoryGetDatabaseNames, |
| OnIDBFactoryGetDatabaseNames) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_FactoryOpen, OnIDBFactoryOpen) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_FactoryDeleteDatabase, |
| OnIDBFactoryDeleteDatabase) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| } |
| return handled; |
| } |
| |
| int32 IndexedDBDispatcherHost::Add(IndexedDBCursor* cursor) { |
| if (!cursor_dispatcher_host_) { |
| return 0; |
| } |
| return cursor_dispatcher_host_->map_.Add(cursor); |
| } |
| |
| int32 IndexedDBDispatcherHost::Add(IndexedDBConnection* connection, |
| int32 ipc_thread_id, |
| const GURL& origin_url) { |
| if (!database_dispatcher_host_) { |
| connection->Close(); |
| delete connection; |
| return -1; |
| } |
| int32 ipc_database_id = database_dispatcher_host_->map_.Add(connection); |
| Context()->ConnectionOpened(origin_url, connection); |
| database_dispatcher_host_->database_url_map_[ipc_database_id] = origin_url; |
| return ipc_database_id; |
| } |
| |
| void IndexedDBDispatcherHost::RegisterTransactionId(int64 host_transaction_id, |
| const GURL& url) { |
| if (!database_dispatcher_host_) |
| return; |
| database_dispatcher_host_->transaction_url_map_[host_transaction_id] = url; |
| } |
| |
| int64 IndexedDBDispatcherHost::HostTransactionId(int64 transaction_id) { |
| // Inject the renderer process id into the transaction id, to |
| // uniquely identify this transaction, and effectively bind it to |
| // the renderer that initiated it. The lower 32 bits of |
| // transaction_id are guaranteed to be unique within that renderer. |
| base::ProcessId pid = peer_pid(); |
| DCHECK(!(transaction_id >> 32)) << "Transaction ids can only be 32 bits"; |
| COMPILE_ASSERT(sizeof(base::ProcessId) <= sizeof(int32), |
| Process_ID_must_fit_in_32_bits); |
| |
| return transaction_id | (static_cast<uint64>(pid) << 32); |
| } |
| |
| int64 IndexedDBDispatcherHost::RendererTransactionId( |
| int64 host_transaction_id) { |
| DCHECK(host_transaction_id >> 32 == peer_pid()) |
| << "Invalid renderer target for transaction id"; |
| return host_transaction_id & 0xffffffff; |
| } |
| |
| // static |
| uint32 IndexedDBDispatcherHost::TransactionIdToRendererTransactionId( |
| int64 host_transaction_id) { |
| return host_transaction_id & 0xffffffff; |
| } |
| |
| // static |
| uint32 IndexedDBDispatcherHost::TransactionIdToProcessId( |
| int64 host_transaction_id) { |
| return (host_transaction_id >> 32) & 0xffffffff; |
| } |
| |
| |
| IndexedDBCursor* IndexedDBDispatcherHost::GetCursorFromId(int32 ipc_cursor_id) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| return cursor_dispatcher_host_->map_.Lookup(ipc_cursor_id); |
| } |
| |
| ::IndexedDBDatabaseMetadata IndexedDBDispatcherHost::ConvertMetadata( |
| const content::IndexedDBDatabaseMetadata& web_metadata) { |
| ::IndexedDBDatabaseMetadata metadata; |
| metadata.id = web_metadata.id; |
| metadata.name = web_metadata.name; |
| metadata.version = web_metadata.version; |
| metadata.int_version = web_metadata.int_version; |
| metadata.max_object_store_id = web_metadata.max_object_store_id; |
| |
| for (content::IndexedDBDatabaseMetadata::ObjectStoreMap::const_iterator iter = |
| web_metadata.object_stores.begin(); |
| iter != web_metadata.object_stores.end(); |
| ++iter) { |
| |
| const content::IndexedDBObjectStoreMetadata& web_store_metadata = |
| iter->second; |
| ::IndexedDBObjectStoreMetadata idb_store_metadata; |
| idb_store_metadata.id = web_store_metadata.id; |
| idb_store_metadata.name = web_store_metadata.name; |
| idb_store_metadata.keyPath = web_store_metadata.key_path; |
| idb_store_metadata.autoIncrement = web_store_metadata.auto_increment; |
| idb_store_metadata.max_index_id = web_store_metadata.max_index_id; |
| |
| for (content::IndexedDBObjectStoreMetadata::IndexMap::const_iterator |
| index_iter = web_store_metadata.indexes.begin(); |
| index_iter != web_store_metadata.indexes.end(); |
| ++index_iter) { |
| const content::IndexedDBIndexMetadata& web_index_metadata = |
| index_iter->second; |
| ::IndexedDBIndexMetadata idb_index_metadata; |
| idb_index_metadata.id = web_index_metadata.id; |
| idb_index_metadata.name = web_index_metadata.name; |
| idb_index_metadata.keyPath = web_index_metadata.key_path; |
| idb_index_metadata.unique = web_index_metadata.unique; |
| idb_index_metadata.multiEntry = web_index_metadata.multi_entry; |
| idb_store_metadata.indexes.push_back(idb_index_metadata); |
| } |
| metadata.object_stores.push_back(idb_store_metadata); |
| } |
| return metadata; |
| } |
| |
| void IndexedDBDispatcherHost::OnIDBFactoryGetDatabaseNames( |
| const IndexedDBHostMsg_FactoryGetDatabaseNames_Params& params) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| base::FilePath indexed_db_path = indexed_db_context_->data_path(); |
| |
| GURL origin_url = |
| webkit_database::GetOriginFromIdentifier(params.database_identifier); |
| |
| Context()->GetIDBFactory()->GetDatabaseNames( |
| new IndexedDBCallbacks( |
| this, params.ipc_thread_id, params.ipc_callbacks_id), |
| origin_url, |
| indexed_db_path); |
| } |
| |
| void IndexedDBDispatcherHost::OnIDBFactoryOpen( |
| const IndexedDBHostMsg_FactoryOpen_Params& params) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| base::FilePath indexed_db_path = indexed_db_context_->data_path(); |
| |
| GURL origin_url = |
| webkit_database::GetOriginFromIdentifier(params.database_identifier); |
| |
| int64 host_transaction_id = HostTransactionId(params.transaction_id); |
| |
| // TODO(dgrogan): Don't let a non-existing database be opened (and therefore |
| // created) if this origin is already over quota. |
| scoped_refptr<IndexedDBCallbacks> callbacks = |
| new IndexedDBCallbacks(this, |
| params.ipc_thread_id, |
| params.ipc_callbacks_id, |
| params.ipc_database_callbacks_id, |
| host_transaction_id, |
| origin_url); |
| scoped_refptr<IndexedDBDatabaseCallbacks> database_callbacks = |
| new IndexedDBDatabaseCallbacks( |
| this, params.ipc_thread_id, params.ipc_database_callbacks_id); |
| Context()->GetIDBFactory()->Open(params.name, |
| params.version, |
| host_transaction_id, |
| callbacks, |
| database_callbacks, |
| origin_url, |
| indexed_db_path); |
| } |
| |
| void IndexedDBDispatcherHost::OnIDBFactoryDeleteDatabase( |
| const IndexedDBHostMsg_FactoryDeleteDatabase_Params& params) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| GURL origin_url = |
| webkit_database::GetOriginFromIdentifier(params.database_identifier); |
| base::FilePath indexed_db_path = indexed_db_context_->data_path(); |
| Context()->GetIDBFactory()->DeleteDatabase( |
| params.name, |
| new IndexedDBCallbacks( |
| this, params.ipc_thread_id, params.ipc_callbacks_id), |
| origin_url, |
| indexed_db_path); |
| } |
| |
| void IndexedDBDispatcherHost::FinishTransaction(int64 host_transaction_id, |
| bool committed) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| if (!database_dispatcher_host_) |
| return; |
| TransactionIDToURLMap& transaction_url_map = |
| database_dispatcher_host_->transaction_url_map_; |
| TransactionIDToSizeMap& transaction_size_map = |
| database_dispatcher_host_->transaction_size_map_; |
| TransactionIDToDatabaseIDMap& transaction_database_map = |
| database_dispatcher_host_->transaction_database_map_; |
| if (committed) |
| Context()->TransactionComplete(transaction_url_map[host_transaction_id]); |
| transaction_url_map.erase(host_transaction_id); |
| transaction_size_map.erase(host_transaction_id); |
| transaction_database_map.erase(host_transaction_id); |
| } |
| |
| ////////////////////////////////////////////////////////////////////// |
| // Helper templates. |
| // |
| |
| template <typename ObjectType> |
| ObjectType* IndexedDBDispatcherHost::GetOrTerminateProcess( |
| IDMap<ObjectType, IDMapOwnPointer>* map, |
| int32 ipc_return_object_id) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| ObjectType* return_object = map->Lookup(ipc_return_object_id); |
| if (!return_object) { |
| NOTREACHED() << "Uh oh, couldn't find object with id " |
| << ipc_return_object_id; |
| RecordAction(UserMetricsAction("BadMessageTerminate_IDBMF")); |
| BadMessageReceived(); |
| } |
| return return_object; |
| } |
| |
| template <typename ObjectType> |
| ObjectType* IndexedDBDispatcherHost::GetOrTerminateProcess( |
| RefIDMap<ObjectType>* map, |
| int32 ipc_return_object_id) { |
| DCHECK(indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| ObjectType* return_object = map->Lookup(ipc_return_object_id); |
| if (!return_object) { |
| NOTREACHED() << "Uh oh, couldn't find object with id " |
| << ipc_return_object_id; |
| RecordAction(UserMetricsAction("BadMessageTerminate_IDBMF")); |
| BadMessageReceived(); |
| } |
| return return_object; |
| } |
| |
| template <typename MapType> |
| void IndexedDBDispatcherHost::DestroyObject(MapType* map, int32 ipc_object_id) { |
| GetOrTerminateProcess(map, ipc_object_id); |
| map->Remove(ipc_object_id); |
| } |
| |
| ////////////////////////////////////////////////////////////////////// |
| // IndexedDBDispatcherHost::DatabaseDispatcherHost |
| // |
| |
| IndexedDBDispatcherHost::DatabaseDispatcherHost::DatabaseDispatcherHost( |
| IndexedDBDispatcherHost* parent) |
| : parent_(parent) { |
| map_.set_check_on_null_data(true); |
| } |
| |
| IndexedDBDispatcherHost::DatabaseDispatcherHost::~DatabaseDispatcherHost() { |
| // TODO(alecflett): uncomment these when we find the source of these leaks. |
| // DCHECK(transaction_size_map_.empty()); |
| // DCHECK(transaction_url_map_.empty()); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::CloseAll() { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| // Abort outstanding transactions started by connections in the associated |
| // front-end to unblock later transactions. This should only occur on unclean |
| // (crash) or abrupt (process-kill) shutdowns. |
| for (TransactionIDToDatabaseIDMap::iterator iter = |
| transaction_database_map_.begin(); |
| iter != transaction_database_map_.end();) { |
| int64 transaction_id = iter->first; |
| int32 ipc_database_id = iter->second; |
| ++iter; |
| IndexedDBConnection* connection = map_.Lookup(ipc_database_id); |
| if (connection && connection->IsConnected()) { |
| connection->database()->Abort( |
| transaction_id, |
| IndexedDBDatabaseError(WebKit::WebIDBDatabaseExceptionUnknownError)); |
| } |
| } |
| DCHECK(transaction_database_map_.empty()); |
| |
| for (WebIDBObjectIDToURLMap::iterator iter = database_url_map_.begin(); |
| iter != database_url_map_.end(); |
| iter++) { |
| IndexedDBConnection* connection = map_.Lookup(iter->first); |
| if (connection && connection->IsConnected()) { |
| connection->Close(); |
| parent_->Context()->ConnectionClosed(iter->second, connection); |
| } |
| } |
| } |
| |
| bool IndexedDBDispatcherHost::DatabaseDispatcherHost::OnMessageReceived( |
| const IPC::Message& message, |
| bool* msg_is_ok) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP_EX( |
| IndexedDBDispatcherHost::DatabaseDispatcherHost, message, *msg_is_ok) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseCreateObjectStore, |
| OnCreateObjectStore) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseDeleteObjectStore, |
| OnDeleteObjectStore) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseCreateTransaction, |
| OnCreateTransaction) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseClose, OnClose) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseDestroyed, OnDestroyed) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseGet, OnGet) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabasePut, OnPut) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseSetIndexKeys, OnSetIndexKeys) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseSetIndexesReady, |
| OnSetIndexesReady) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseOpenCursor, OnOpenCursor) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseCount, OnCount) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseDeleteRange, OnDeleteRange) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseClear, OnClear) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseCreateIndex, OnCreateIndex) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseDeleteIndex, OnDeleteIndex) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseAbort, OnAbort) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_DatabaseCommit, OnCommit) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::Send( |
| IPC::Message* message) { |
| parent_->Send(message); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnCreateObjectStore( |
| const IndexedDBHostMsg_DatabaseCreateObjectStore_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| int64 host_transaction_id = parent_->HostTransactionId(params.transaction_id); |
| connection->database()->CreateObjectStore(host_transaction_id, |
| params.object_store_id, |
| params.name, |
| params.key_path, |
| params.auto_increment); |
| if (parent_->Context()->IsOverQuota( |
| database_url_map_[params.ipc_database_id])) { |
| connection->database()->Abort( |
| host_transaction_id, |
| IndexedDBDatabaseError(WebKit::WebIDBDatabaseExceptionQuotaError)); |
| } |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnDeleteObjectStore( |
| int32 ipc_database_id, |
| int64 transaction_id, |
| int64 object_store_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| connection->database()->DeleteObjectStore( |
| parent_->HostTransactionId(transaction_id), object_store_id); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnCreateTransaction( |
| const IndexedDBHostMsg_DatabaseCreateTransaction_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| int64 host_transaction_id = parent_->HostTransactionId(params.transaction_id); |
| |
| if (transaction_database_map_.find(host_transaction_id) != |
| transaction_database_map_.end()) { |
| DLOG(ERROR) << "Duplicate host_transaction_id."; |
| return; |
| } |
| |
| connection->database()->CreateTransaction( |
| host_transaction_id, connection, params.object_store_ids, params.mode); |
| transaction_database_map_[host_transaction_id] = params.ipc_database_id; |
| parent_->RegisterTransactionId(host_transaction_id, |
| database_url_map_[params.ipc_database_id]); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnClose( |
| int32 ipc_database_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| connection->Close(); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnDestroyed( |
| int32 ipc_object_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = map_.Lookup(ipc_object_id); |
| parent_->Context() |
| ->ConnectionClosed(database_url_map_[ipc_object_id], connection); |
| database_url_map_.erase(ipc_object_id); |
| parent_->DestroyObject(&map_, ipc_object_id); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnGet( |
| const IndexedDBHostMsg_DatabaseGet_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| scoped_refptr<IndexedDBCallbacks> callbacks(new IndexedDBCallbacks( |
| parent_, params.ipc_thread_id, params.ipc_callbacks_id)); |
| connection->database()->Get( |
| parent_->HostTransactionId(params.transaction_id), |
| params.object_store_id, |
| params.index_id, |
| make_scoped_ptr(new IndexedDBKeyRange(params.key_range)), |
| params.key_only, |
| callbacks); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnPut( |
| const IndexedDBHostMsg_DatabasePut_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| scoped_refptr<IndexedDBCallbacks> callbacks(new IndexedDBCallbacks( |
| parent_, params.ipc_thread_id, params.ipc_callbacks_id)); |
| |
| int64 host_transaction_id = parent_->HostTransactionId(params.transaction_id); |
| // TODO(alecflett): Avoid a copy here. |
| std::string value_copy(params.value); |
| connection->database()->Put( |
| host_transaction_id, |
| params.object_store_id, |
| &value_copy, |
| make_scoped_ptr(new IndexedDBKey(params.key)), |
| static_cast<IndexedDBDatabase::PutMode>(params.put_mode), |
| callbacks, |
| params.index_ids, |
| params.index_keys); |
| TransactionIDToSizeMap* map = |
| &parent_->database_dispatcher_host_->transaction_size_map_; |
| // Size can't be big enough to overflow because it represents the |
| // actual bytes passed through IPC. |
| (*map)[host_transaction_id] += params.value.size(); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnSetIndexKeys( |
| const IndexedDBHostMsg_DatabaseSetIndexKeys_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| int64 host_transaction_id = parent_->HostTransactionId(params.transaction_id); |
| if (params.index_ids.size() != params.index_keys.size()) { |
| connection->database()->Abort( |
| host_transaction_id, |
| IndexedDBDatabaseError( |
| WebKit::WebIDBDatabaseExceptionUnknownError, |
| "Malformed IPC message: index_ids.size() != index_keys.size()")); |
| return; |
| } |
| |
| connection->database()->SetIndexKeys( |
| host_transaction_id, |
| params.object_store_id, |
| make_scoped_ptr(new IndexedDBKey(params.primary_key)), |
| params.index_ids, |
| params.index_keys); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnSetIndexesReady( |
| int32 ipc_database_id, |
| int64 transaction_id, |
| int64 object_store_id, |
| const std::vector<int64>& index_ids) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| connection->database()->SetIndexesReady( |
| parent_->HostTransactionId(transaction_id), object_store_id, index_ids); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnOpenCursor( |
| const IndexedDBHostMsg_DatabaseOpenCursor_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| scoped_refptr<IndexedDBCallbacks> callbacks(new IndexedDBCallbacks( |
| parent_, params.ipc_thread_id, params.ipc_callbacks_id, -1)); |
| connection->database()->OpenCursor( |
| parent_->HostTransactionId(params.transaction_id), |
| params.object_store_id, |
| params.index_id, |
| make_scoped_ptr(new IndexedDBKeyRange(params.key_range)), |
| static_cast<indexed_db::CursorDirection>(params.direction), |
| params.key_only, |
| static_cast<IndexedDBDatabase::TaskType>(params.task_type), |
| callbacks); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnCount( |
| const IndexedDBHostMsg_DatabaseCount_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| scoped_refptr<IndexedDBCallbacks> callbacks(new IndexedDBCallbacks( |
| parent_, params.ipc_thread_id, params.ipc_callbacks_id)); |
| connection->database()->Count( |
| parent_->HostTransactionId(params.transaction_id), |
| params.object_store_id, |
| params.index_id, |
| make_scoped_ptr(new IndexedDBKeyRange(params.key_range)), |
| callbacks); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnDeleteRange( |
| const IndexedDBHostMsg_DatabaseDeleteRange_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| scoped_refptr<IndexedDBCallbacks> callbacks(new IndexedDBCallbacks( |
| parent_, params.ipc_thread_id, params.ipc_callbacks_id)); |
| connection->database()->DeleteRange( |
| parent_->HostTransactionId(params.transaction_id), |
| params.object_store_id, |
| make_scoped_ptr(new IndexedDBKeyRange(params.key_range)), |
| callbacks); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnClear( |
| int32 ipc_thread_id, |
| int32 ipc_callbacks_id, |
| int32 ipc_database_id, |
| int64 transaction_id, |
| int64 object_store_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| scoped_refptr<IndexedDBCallbacks> callbacks( |
| new IndexedDBCallbacks(parent_, ipc_thread_id, ipc_callbacks_id)); |
| |
| connection->database()->Clear( |
| parent_->HostTransactionId(transaction_id), object_store_id, callbacks); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnAbort( |
| int32 ipc_database_id, |
| int64 transaction_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| connection->database()->Abort(parent_->HostTransactionId(transaction_id)); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnCommit( |
| int32 ipc_database_id, |
| int64 transaction_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| int64 host_transaction_id = parent_->HostTransactionId(transaction_id); |
| int64 transaction_size = transaction_size_map_[host_transaction_id]; |
| if (transaction_size && |
| parent_->Context()->WouldBeOverQuota( |
| transaction_url_map_[host_transaction_id], transaction_size)) { |
| connection->database()->Abort( |
| host_transaction_id, |
| IndexedDBDatabaseError(WebKit::WebIDBDatabaseExceptionQuotaError)); |
| return; |
| } |
| |
| connection->database()->Commit(host_transaction_id); |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnCreateIndex( |
| const IndexedDBHostMsg_DatabaseCreateIndex_Params& params) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, params.ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| int64 host_transaction_id = parent_->HostTransactionId(params.transaction_id); |
| connection->database()->CreateIndex(host_transaction_id, |
| params.object_store_id, |
| params.index_id, |
| params.name, |
| params.key_path, |
| params.unique, |
| params.multi_entry); |
| if (parent_->Context()->IsOverQuota( |
| database_url_map_[params.ipc_database_id])) { |
| connection->database()->Abort( |
| host_transaction_id, |
| IndexedDBDatabaseError(WebKit::WebIDBDatabaseExceptionQuotaError)); |
| } |
| } |
| |
| void IndexedDBDispatcherHost::DatabaseDispatcherHost::OnDeleteIndex( |
| int32 ipc_database_id, |
| int64 transaction_id, |
| int64 object_store_id, |
| int64 index_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBConnection* connection = |
| parent_->GetOrTerminateProcess(&map_, ipc_database_id); |
| if (!connection || !connection->IsConnected()) |
| return; |
| |
| connection->database()->DeleteIndex( |
| parent_->HostTransactionId(transaction_id), object_store_id, index_id); |
| } |
| |
| ////////////////////////////////////////////////////////////////////// |
| // IndexedDBDispatcherHost::CursorDispatcherHost |
| // |
| |
| IndexedDBDispatcherHost::CursorDispatcherHost::CursorDispatcherHost( |
| IndexedDBDispatcherHost* parent) |
| : parent_(parent) { |
| map_.set_check_on_null_data(true); |
| } |
| |
| IndexedDBDispatcherHost::CursorDispatcherHost::~CursorDispatcherHost() {} |
| |
| bool IndexedDBDispatcherHost::CursorDispatcherHost::OnMessageReceived( |
| const IPC::Message& message, |
| bool* msg_is_ok) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP_EX( |
| IndexedDBDispatcherHost::CursorDispatcherHost, message, *msg_is_ok) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_CursorAdvance, OnAdvance) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_CursorContinue, OnContinue) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_CursorPrefetch, OnPrefetch) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_CursorPrefetchReset, OnPrefetchReset) |
| IPC_MESSAGE_HANDLER(IndexedDBHostMsg_CursorDestroyed, OnDestroyed) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::Send( |
| IPC::Message* message) { |
| parent_->Send(message); |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::OnAdvance( |
| int32 ipc_cursor_id, |
| int32 ipc_thread_id, |
| int32 ipc_callbacks_id, |
| unsigned long count) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBCursor* idb_cursor = |
| parent_->GetOrTerminateProcess(&map_, ipc_cursor_id); |
| if (!idb_cursor) |
| return; |
| |
| idb_cursor->Advance( |
| count, |
| new IndexedDBCallbacks( |
| parent_, ipc_thread_id, ipc_callbacks_id, ipc_cursor_id)); |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::OnContinue( |
| int32 ipc_cursor_id, |
| int32 ipc_thread_id, |
| int32 ipc_callbacks_id, |
| const IndexedDBKey& key) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBCursor* idb_cursor = |
| parent_->GetOrTerminateProcess(&map_, ipc_cursor_id); |
| if (!idb_cursor) |
| return; |
| |
| idb_cursor->Continue( |
| make_scoped_ptr(new IndexedDBKey(key)), |
| new IndexedDBCallbacks( |
| parent_, ipc_thread_id, ipc_callbacks_id, ipc_cursor_id)); |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::OnPrefetch( |
| int32 ipc_cursor_id, |
| int32 ipc_thread_id, |
| int32 ipc_callbacks_id, |
| int n) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBCursor* idb_cursor = |
| parent_->GetOrTerminateProcess(&map_, ipc_cursor_id); |
| if (!idb_cursor) |
| return; |
| |
| idb_cursor->PrefetchContinue( |
| n, |
| new IndexedDBCallbacks( |
| parent_, ipc_thread_id, ipc_callbacks_id, ipc_cursor_id)); |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::OnPrefetchReset( |
| int32 ipc_cursor_id, |
| int used_prefetches, |
| int unused_prefetches) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| IndexedDBCursor* idb_cursor = |
| parent_->GetOrTerminateProcess(&map_, ipc_cursor_id); |
| if (!idb_cursor) |
| return; |
| |
| idb_cursor->PrefetchReset(used_prefetches, unused_prefetches); |
| } |
| |
| void IndexedDBDispatcherHost::CursorDispatcherHost::OnDestroyed( |
| int32 ipc_object_id) { |
| DCHECK( |
| parent_->indexed_db_context_->TaskRunner()->RunsTasksOnCurrentThread()); |
| parent_->DestroyObject(&map_, ipc_object_id); |
| } |
| |
| } // namespace content |