diff options
author | Marcos José Grillo Ramírez <marcos.grillo@mongodb.com> | 2020-02-06 11:27:08 +0100 |
---|---|---|
committer | Evergreen Agent <no-reply@evergreen.mongodb.com> | 2020-02-11 10:32:50 +0000 |
commit | fc5a4d987ca2ee86d18614183de7b0a0e75c5a45 (patch) | |
tree | 61849495c07f1ced08331435fd8d943fe8144374 /src/mongo/db/s/collection_sharding_state_factory_shard.h | |
parent | b48cb5d8e2a8ccab0f4be401cc2533e5c2b650ae (diff) | |
download | mongo-fc5a4d987ca2ee86d18614183de7b0a0e75c5a45.tar.gz |
SERVER-45904 Create a standalone collection sharding state factory
create mode 100644 src/mongo/db/s/collection_sharding_state_factory_shard.h
create mode 100644 src/mongo/db/s/collection_sharding_state_factory_standalone.cpp
create mode 100644 src/mongo/db/s/collection_sharding_state_factory_standalone.h
Diffstat (limited to 'src/mongo/db/s/collection_sharding_state_factory_shard.h')
-rw-r--r-- | src/mongo/db/s/collection_sharding_state_factory_shard.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/mongo/db/s/collection_sharding_state_factory_shard.h b/src/mongo/db/s/collection_sharding_state_factory_shard.h new file mode 100644 index 00000000000..f24929b4694 --- /dev/null +++ b/src/mongo/db/s/collection_sharding_state_factory_shard.h @@ -0,0 +1,57 @@ +/** + * Copyright (C) 2018-present MongoDB, Inc. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the Server Side Public License, version 1, + * as published by MongoDB, Inc. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * Server Side Public License for more details. + * + * You should have received a copy of the Server Side Public License + * along with this program. If not, see + * <http://www.mongodb.com/licensing/server-side-public-license>. + * + * As a special exception, the copyright holders give permission to link the + * code of portions of this program with the OpenSSL library under certain + * conditions as described in each individual source file and distribute + * linked combinations including the program with the OpenSSL library. You + * must comply with the Server Side Public License in all respects for + * all of the code used other than as permitted herein. If you modify file(s) + * with this exception, you may extend this exception to your version of the + * file(s), but you are not obligated to do so. If you do not wish to do so, + * delete this exception statement from your version. If you delete this + * exception statement from all source files in the program, then also delete + * it in the license file. + */ + +#pragma once + +#include "mongo/db/s/collection_sharding_state.h" +#include "mongo/executor/task_executor.h" + +namespace mongo { + +class CollectionShardingStateFactoryShard final : public CollectionShardingStateFactory { +public: + CollectionShardingStateFactoryShard(ServiceContext* serviceContext); + + ~CollectionShardingStateFactoryShard(); + + void join() override; + + std::unique_ptr<CollectionShardingState> make(const NamespaceString& nss) override; + +private: + std::shared_ptr<executor::TaskExecutor> _getExecutor(); + + // Serializes the instantiation of the task executor + Mutex _mutex = MONGO_MAKE_LATCH("CollectionShardingStateFactoryShard::_mutex"); + + // Required to be a shared_ptr since it is used as an executor for ExecutorFutures. + std::shared_ptr<executor::TaskExecutor> _taskExecutor = {nullptr}; +}; + +} // namespace mongo |