milvus/cpp/src/server/DBWrapper.cpp
zhiru 1860053797 update
Former-commit-id: ec6ccb24c3271ee1d2638fe2cbd31cf3a5113713
2019-07-13 23:43:18 +08:00

61 lines
2.0 KiB
C++

/*******************************************************************************
* Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
* Unauthorized copying of this file, via any medium is strictly prohibited.
* Proprietary and confidential.
******************************************************************************/
#include "DBWrapper.h"
#include "ServerConfig.h"
#include "utils/CommonUtil.h"
#include "utils/Log.h"
namespace zilliz {
namespace milvus {
namespace server {
DBWrapper::DBWrapper() {
zilliz::milvus::engine::Options opt;
ConfigNode& config = ServerConfig::GetInstance().GetConfig(CONFIG_DB);
opt.meta.backend_uri = config.GetValue(CONFIG_DB_URL);
std::string db_path = config.GetValue(CONFIG_DB_PATH);
opt.meta.path = db_path + "/db";
int64_t index_size = config.GetInt64Value(CONFIG_DB_INDEX_TRIGGER_SIZE);
if(index_size > 0) {//ensure larger than zero, unit is MB
opt.index_trigger_size = (size_t)index_size * engine::ONE_MB;
}
ConfigNode& serverConfig = ServerConfig::GetInstance().GetConfig(CONFIG_SERVER);
opt.mode = serverConfig.GetValue(CONFIG_CLUSTER_MODE, "single");
//set archive config
engine::ArchiveConf::CriteriaT criterial;
int64_t disk = config.GetInt64Value(CONFIG_DB_ARCHIVE_DISK, 0);
int64_t days = config.GetInt64Value(CONFIG_DB_ARCHIVE_DAYS, 0);
if(disk > 0) {
criterial[engine::ARCHIVE_CONF_DISK] = disk;
}
if(days > 0) {
criterial[engine::ARCHIVE_CONF_DAYS] = days;
}
opt.meta.archive_conf.SetCriterias(criterial);
//create db root folder
ServerError err = CommonUtil::CreateDirectory(opt.meta.path);
if(err != SERVER_SUCCESS) {
std::cout << "ERROR! Failed to create database root path: " << opt.meta.path << std::endl;
kill(0, SIGUSR1);
}
zilliz::milvus::engine::DB::Open(opt, &db_);
if(db_ == nullptr) {
std::cout << "ERROR! Failed to open database" << std::endl;
kill(0, SIGUSR1);
}
}
DBWrapper::~DBWrapper() {
delete db_;
}
}
}
}