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

59 lines
1.8 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_CONSUMER_H_
#define _TD_MND_CONSUMER_H_
#include "mndInt.h"
#ifdef __cplusplus
extern "C" {
#endif
enum {
MQ_CONSUMER_STATUS__MODIFY = 1,
MQ_CONSUMER_STATUS__MODIFY_IN_REB, // this value is not used anymore
MQ_CONSUMER_STATUS__READY,
MQ_CONSUMER_STATUS__LOST,
MQ_CONSUMER_STATUS__LOST_IN_REB, // this value is not used anymore
MQ_CONSUMER_STATUS__LOST_REBD,
MQ_CONSUMER_STATUS__REMOVED,
};
int32_t mndInitConsumer(SMnode *pMnode);
void mndCleanupConsumer(SMnode *pMnode);
SMqConsumerObj *mndAcquireConsumer(SMnode *pMnode, int64_t consumerId);
void mndReleaseConsumer(SMnode *pMnode, SMqConsumerObj *pConsumer);
SMqConsumerObj *mndCreateConsumer(int64_t consumerId, const char *cgroup);
SSdbRaw *mndConsumerActionEncode(SMqConsumerObj *pConsumer);
SSdbRow *mndConsumerActionDecode(SSdbRaw *pRaw);
int32_t mndSetConsumerCommitLogs(SMnode *pMnode, STrans *pTrans, SMqConsumerObj *pConsumer);
int32_t mndSetConsumerDropLogs(SMnode *pMnode, STrans *pTrans, SMqConsumerObj *pConsumer);
bool mndRebTryStart();
void mndRebEnd();
void mndRebCntInc();
void mndRebCntDec();
#ifdef __cplusplus
}
#endif
#endif /*_TD_MND_CONSUMER_H_*/