homework-jianmu/source/dnode/mnode/impl/inc/mndArbGroup.h

64 lines
2.3 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_MND_ARBGROUP_H_
#define _TD_MND_ARBGROUP_H_
#include "mndInt.h"
#ifdef __cplusplus
extern "C" {
#endif
int32_t mndInitArbGroup(SMnode *pMnode);
void mndCleanupArbGroup(SMnode *pMnode);
SArbGroup *mndAcquireArbGroup(SMnode *pMnode, int32_t vgId);
void mndReleaseArbGroup(SMnode *pMnode, SArbGroup *pObj);
SSdbRaw *mndArbGroupActionEncode(SArbGroup *pGroup);
SSdbRow *mndArbGroupActionDecode(SSdbRaw *pRaw);
int32_t mndArbGroupInitFromVgObj(SVgObj *pVgObj, SArbGroup *outGroup);
int32_t mndSetCreateArbGroupRedoLogs(STrans *pTrans, SArbGroup *pGroup);
int32_t mndSetCreateArbGroupUndoLogs(STrans *pTrans, SArbGroup *pGroup);
int32_t mndSetCreateArbGroupCommitLogs(STrans *pTrans, SArbGroup *pGroup);
int32_t mndSetDropArbGroupPrepareLogs(STrans *pTrans, SArbGroup *pGroup);
int32_t mndSetDropArbGroupCommitLogs(STrans *pTrans, SArbGroup *pGroup);
bool mndUpdateArbGroupByHeartBeat(SArbGroup *pGroup, SVArbHbRspMember *pRspMember, int64_t nowMs, int32_t dnodeId,
SArbGroup *pNewGroup);
bool mndUpdateArbGroupByCheckSync(SArbGroup *pGroup, int32_t vgId, char *member0Token, char *member1Token,
bool newIsSync, SArbGroup *pNewGroup);
bool mndUpdateArbGroupBySetAssignedLeader(SArbGroup *pGroup, int32_t vgId, char *memberToken, int32_t errcode,
SArbGroup *pNewGroup);
int32_t mndGetArbGroupSize(SMnode *pMnode);
typedef enum {
CHECK_SYNC_NONE = 0,
CHECK_SYNC_SET_ASSIGNED_LEADER = 1,
CHECK_SYNC_CHECK_SYNC = 2,
CHECK_SYNC_UPDATE = 3
} ECheckSyncOp;
void mndArbCheckSync(SArbGroup *pArbGroup, int64_t nowMs, ECheckSyncOp *pOp, SArbGroup *pNewGroup);
#ifdef __cplusplus
}
#endif
#endif /*_TD_MND_ARBGROUP_H_*/