milvus/internal/core/src/storage/RemoteChunkManagerSingleton.h
zhagnlu 976b6fc0e4
enhance: change opendal as compile configurable (#30384)
#30373

Signed-off-by: luzhang <luzhang@zilliz.com>
Co-authored-by: luzhang <luzhang@zilliz.com>
2024-02-20 19:16:52 +08:00

63 lines
1.6 KiB
C++

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <memory>
#include <shared_mutex>
#include "storage/Util.h"
namespace milvus::storage {
class RemoteChunkManagerSingleton {
private:
RemoteChunkManagerSingleton() {
}
public:
RemoteChunkManagerSingleton(const RemoteChunkManagerSingleton&) = delete;
RemoteChunkManagerSingleton&
operator=(const RemoteChunkManagerSingleton&) = delete;
static RemoteChunkManagerSingleton&
GetInstance() {
static RemoteChunkManagerSingleton instance;
return instance;
}
void
Init(const StorageConfig& storage_config) {
if (rcm_ == nullptr) {
rcm_ = CreateChunkManager(storage_config);
}
}
void
Release() {
}
ChunkManagerPtr
GetRemoteChunkManager() {
return rcm_;
}
private:
ChunkManagerPtr rcm_ = nullptr;
};
} // namespace milvus::storage