85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#ifndef SRC_SHARE_BACKUP_OB_BACKUP_INFO_MGR_H_
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#define SRC_SHARE_BACKUP_OB_BACKUP_INFO_MGR_H_
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#include "share/ob_define.h"
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#include "share/ob_rpc_struct.h"
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#include "share/ob_thread_pool.h"
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namespace oceanbase
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{
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namespace share
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{
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class ObRsMgr;
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class ObBackupInfoMgr final
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{
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public:
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typedef common::ObArray<ObPhysicalRestoreJob> RestoreJobArray;
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static ObBackupInfoMgr &get_instance();
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int init(common::ObMySQLProxy &sql_proxy);
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int start();
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void stop();
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void wait();
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void destroy();
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int get_backup_snapshot_version(int64_t &snapshot_version);
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int get_delay_delete_schema_version(const uint64_t tenant_id,
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share::schema::ObMultiVersionSchemaService &schema_service, bool &is_backup,
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int64_t &reserved_schema_version);
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int check_if_doing_backup(bool &is_doing);
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int get_restore_status(const uint64_t tenant_id, PhysicalRestoreStatus &status);
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int reload();
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private:
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static const int64_t DEFAULT_UPDATE_INTERVAL_US = 10 * 1000 * 1000;//10s
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int get_restore_info_from_cache(const uint64_t tenant_id,
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ObSimplePhysicalRestoreJob &simple_job_info);
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int get_restore_status_from_cache(const uint64_t tenant_id, PhysicalRestoreStatus &status);
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int check_backup_dest_(ObLogArchiveBackupInfo &backup_info);
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private:
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ObBackupInfoMgr();
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~ObBackupInfoMgr();
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class ObBackupInfoUpdateTask : public common::ObTimerTask
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{
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public:
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ObBackupInfoUpdateTask() {}
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virtual ~ObBackupInfoUpdateTask() {}
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virtual void runTimerTask() override;
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};
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private:
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bool is_inited_;
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common::ObMySQLProxy *sql_proxy_;
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common::ObTimer timer_;
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ObBackupInfoUpdateTask update_task_;
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ObLogArchiveBackupInfo backup_infos_[2];
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ObLogArchiveBackupInfo *cur_backup_info_;
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ObNonFrozenBackupPieceInfo backup_pieces_[2];
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ObNonFrozenBackupPieceInfo *cur_backup_piece_;
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RestoreJobArray restore_jobs_[2];
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RestoreJobArray *cur_restore_job_;
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common::SpinRWLock lock_;
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lib::ObMutex mutex_;
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bool is_backup_loaded_;
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bool is_restore_loaded_;
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DISALLOW_COPY_AND_ASSIGN(ObBackupInfoMgr);
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};
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}//share
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}//oceanbase
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#endif /* SRC_SHARE_BACKUP_OB_BACKUP_INFO_MGR_H_ */
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