milvus/core/src/storage/IStorage.h
Cai Yudong b9d9b8ecc2 support minio storage (#895)
* #815 add S3 client

* #815 update S3 interface

* #815 add bucket_name_ as class field, add StartService() and StopService()

* #815 add FileIOReader and FileIOWriter

* #815 fix unittest test_storage build error

* #815 add GetObjectStr()

* #815 add S3IOReader/S3IOWriter

* #815 add ListObjects(), support put string with \0, launch S3 service when server start

* #815 read/write s3 index file pass

* #815 add MinIO related config

* #815 fix storage config issuegs

* #815 code clean

* #815 use local file or S3 via minio_enable

* #815 add DeleteObjects() for S3

* #815 print out IO rate when read_index & write_index

* #815 clean code

* #815 fix centos build error

* #815 support MinIO storage

* #815 fix typo
2020-01-04 10:39:52 +08:00

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// Licensed to the Apache Software Foundation (ASF) 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 <string>
#include <vector>
#include "utils/Status.h"
namespace milvus {
namespace storage {
class IStorage {
public:
virtual Status
CreateBucket() = 0;
virtual Status
DeleteBucket() = 0;
virtual Status
PutObjectFile(const std::string& object_name, const std::string& file_path) = 0;
virtual Status
PutObjectStr(const std::string& object_name, const std::string& content) = 0;
virtual Status
GetObjectFile(const std::string& object_name, const std::string& file_path) = 0;
virtual Status
GetObjectStr(const std::string& object_name, std::string& content) = 0;
virtual Status
ListObjects(std::vector<std::string>& object_list, const std::string& marker = "") = 0;
virtual Status
DeleteObject(const std::string& object_name) = 0;
virtual Status
DeleteObjects(const std::string& marker) = 0;
};
} // namespace storage
} // namespace milvus