milvus/internal/core/src/storage/DiskFileManagerImpl.h
xige-16 8c9c1672ae
Assign different storage config for indexes (#19517)
Signed-off-by: xige-16 <xi.ge@zilliz.com>

Signed-off-by: xige-16 <xi.ge@zilliz.com>
2022-10-14 14:45:23 +08:00

118 lines
2.9 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 <map>
#include <memory>
#include <shared_mutex>
#include <string>
#include <vector>
#include "storage/IndexData.h"
#include "storage/FileManager.h"
#include "storage/MinioChunkManager.h"
namespace milvus::storage {
class DiskFileManagerImpl : public FileManagerImpl {
public:
explicit DiskFileManagerImpl(const FieldDataMeta& field_mata,
const IndexMeta& index_meta,
const StorageConfig& storage_config);
virtual ~DiskFileManagerImpl();
virtual bool
LoadFile(const std::string& filename) noexcept;
virtual bool
AddFile(const std::string& filename) noexcept;
virtual std::optional<bool>
IsExisted(const std::string& filename) noexcept;
virtual bool
RemoveFile(const std::string& filename) noexcept;
public:
virtual std::string
GetName() const {
return "DiskFileManagerImpl";
}
std::string
GetRemoteIndexObjectPrefix();
std::string
GetLocalIndexObjectPrefix();
std::string
GetLocalRawDataObjectPrefix();
std::map<std::string, int64_t>
GetRemotePathsToFileSize() const {
return remote_paths_to_size_;
}
std::vector<std::string>
GetLocalFilePaths() const {
return local_paths_;
}
void
CacheIndexToDisk(std::vector<std::string> remote_files);
FieldDataMeta
GetFileDataMeta() const {
return field_meta_;
}
IndexMeta
GetIndexMeta() const {
return index_meta_;
}
private:
int64_t
GetIndexBuildId() {
return index_meta_.build_id;
}
std::string
GetFileName(const std::string& localfile);
private:
// collection meta
FieldDataMeta field_meta_;
// index meta
IndexMeta index_meta_;
// local file path (abs path)
std::vector<std::string> local_paths_;
// remote file path
std::map<std::string, int64_t> remote_paths_to_size_;
RemoteChunkManagerPtr rcm_;
std::string remote_root_path_;
};
using DiskANNFileManagerImplPtr = std::shared_ptr<DiskFileManagerImpl>;
} // namespace milvus::storage