milvus/core/src/db/meta/MetaFactory.cpp
starlord 41d37f9648 re-organize project
Former-commit-id: 898c2c8b0b2cfdc1b8664062aa0ea910a93566dd
2019-10-14 09:51:48 +08:00

77 lines
2.4 KiB
C++

// 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.
#include "db/meta/MetaFactory.h"
#include "MySQLMetaImpl.h"
#include "SqliteMetaImpl.h"
#include "db/Utils.h"
#include "utils/Exception.h"
#include "utils/Log.h"
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <cstdlib>
#include <memory>
#include <sstream>
#include <string>
namespace milvus {
namespace engine {
DBMetaOptions
MetaFactory::BuildOption(const std::string& path) {
auto p = path;
if (p == "") {
srand(time(nullptr));
std::stringstream ss;
uint32_t seed = 1;
ss << "/tmp/" << rand_r(&seed);
p = ss.str();
}
DBMetaOptions meta;
meta.path_ = p;
return meta;
}
meta::MetaPtr
MetaFactory::Build(const DBMetaOptions& metaOptions, const int& mode) {
std::string uri = metaOptions.backend_uri_;
utils::MetaUriInfo uri_info;
auto status = utils::ParseMetaUri(uri, uri_info);
if (!status.ok()) {
ENGINE_LOG_ERROR << "Wrong URI format: URI = " << uri;
throw InvalidArgumentException("Wrong URI format ");
}
if (strcasecmp(uri_info.dialect_.c_str(), "mysql") == 0) {
ENGINE_LOG_INFO << "Using MySQL";
return std::make_shared<meta::MySQLMetaImpl>(metaOptions, mode);
} else if (strcasecmp(uri_info.dialect_.c_str(), "sqlite") == 0) {
ENGINE_LOG_INFO << "Using SQLite";
return std::make_shared<meta::SqliteMetaImpl>(metaOptions);
} else {
ENGINE_LOG_ERROR << "Invalid dialect in URI: dialect = " << uri_info.dialect_;
throw InvalidArgumentException("URI dialect is not mysql / sqlite");
}
}
} // namespace engine
} // namespace milvus