Files
oceanbase/unittest/share/schema/db_initializer.h
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

93 lines
2.7 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef OCEANBASE_SCHEMA_DB_INITIALIZER_H_
#define OCEANBASE_SCHEMA_DB_INITIALIZER_H_
#include "lib/mysqlclient/ob_mysql_proxy.h"
#include "lib/mysqlclient/ob_single_mysql_connection_pool.h"
#include "share/config/ob_server_config.h"
#include "share/inner_table/ob_inner_table_schema.h"
#include <string>
namespace oceanbase
{
namespace share
{
namespace schema
{
// Mysql server backend intialize helper for unittest.
//
// 1. initialize empty database and mysql client, connect to localhost mysql:
// host: 127.0.0.1
// port: 3306
// user: root
// pass: ""
// database: ${USER//./_}_unittest
//
// 2. create ocenabase system table schema in mysql server.
//
class DBInitializer
{
public:
DBInitializer() : is_inited_(false) {}
virtual ~DBInitializer();
int init();
std::string get_db_name() { return db_.db_; }
int create_system_table(bool only_core_tables, const uint64_t tenant_id = common::OB_SYS_TENANT_ID);
int fill_sys_stat_table(const uint64_t tenant_id = common::OB_SYS_TENANT_ID);
int create_tenant_space_tables(const uint64_t tenant_id);
int create_tenant_space(const uint64_t tenant_id);
int create_virtual_table(const schema_create_func create_func);
common::ObMySQLProxy &get_sql_proxy() { return sql_proxy_; }
common::ObServerConfig &get_config() { return common::ObServerConfig::get_instance(); }
private:
struct DBConfig
{
std::string host_;
int port_;
std::string user_;
std::string pass_;
std::string db_;
};
private:
std::string to_var_name(const std::string &from) const;
std::string get_env_value(const char *name, const char *def_val);
int db_gc();
int mysql_host_detect();
int create_db();
int init_sql_proxy();
int log_init_core_operation();
private:
bool is_inited_;
DBConfig db_;
common::sqlclient::ObSingleMySQLConnectionPool sql_conn_pool_;
common::ObMySQLProxy sql_proxy_;
uint64_t tenant_id_;
DISALLOW_COPY_AND_ASSIGN(DBInitializer);
};
} // end namespace schema
} // end namespace share
} // end namespace oceanbase
// all implemented in .h file for convenient: no need to link
#include "db_initializer.ipp"
#endif // OCEANBASE_SCHEMA_DB_INITIALIZER_H_