homework-jianmu/src/mnode/inc/mnodeDnode.h

82 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 TDENGINE_MNODE_DNODE_H
#define TDENGINE_MNODE_DNODE_H
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
TAOS_DN_STATUS_OFFLINE,
TAOS_DN_STATUS_DROPPING,
TAOS_DN_STATUS_BALANCING,
TAOS_DN_STATUS_READY
} EDnodeStatus;
typedef enum {
TAOS_DN_ALTERNATIVE_ROLE_ANY,
TAOS_DN_ALTERNATIVE_ROLE_MNODE,
TAOS_DN_ALTERNATIVE_ROLE_VNODE
} EDnodeAlternativeRole;
typedef enum EDnodeOfflineReason {
TAOS_DN_OFF_ONLINE = 0,
TAOS_DN_OFF_STATUS_MSG_TIMEOUT,
TAOS_DN_OFF_STATUS_NOT_RECEIVED,
TAOS_DN_OFF_RESET_BY_MNODE,
TAOS_DN_OFF_VERSION_NOT_MATCH,
TAOS_DN_OFF_DNODE_ID_NOT_MATCH,
TAOS_DN_OFF_CLUSTER_ID_NOT_MATCH,
TAOS_DN_OFF_NUM_OF_MNODES_NOT_MATCH,
TAOS_DN_OFF_ENABLE_BALANCE_NOT_MATCH,
TAOS_DN_OFF_MN_EQUAL_VN_NOT_MATCH,
TAOS_DN_OFF_OFFLINE_THRESHOLD_NOT_MATCH,
TAOS_DN_OFF_STATUS_INTERVAL_NOT_MATCH,
TAOS_DN_OFF_MAX_TAB_PER_VN_NOT_MATCH,
TAOS_DN_OFF_MAX_VG_PER_DB_NOT_MATCH,
TAOS_DN_OFF_ARBITRATOR_NOT_MATCH,
TAOS_DN_OFF_TIME_ZONE_NOT_MATCH,
TAOS_DN_OFF_LOCALE_NOT_MATCH,
TAOS_DN_OFF_CHARSET_NOT_MATCH,
TAOS_DN_OFF_OTHERS
} EDnodeOfflineReason;
int32_t mnodeInitDnodes();
void mnodeCleanupDnodes();
char* mnodeGetDnodeStatusStr(int32_t dnodeStatus);
void mgmtMonitorDnodeModule();
int32_t mnodeGetDnodesNum();
int32_t mnodeGetOnlinDnodesCpuCoreNum();
int32_t mnodeGetOnlineDnodesNum();
void * mnodeGetNextDnode(void *pIter, SDnodeObj **pDnode);
void mnodeIncDnodeRef(SDnodeObj *pDnode);
void mnodeDecDnodeRef(SDnodeObj *pDnode);
void * mnodeGetDnode(int32_t dnodeId);
void * mnodeGetDnodeByEp(char *ep);
void mnodeUpdateDnode(SDnodeObj *pDnode);
int32_t mnodeDropDnode(SDnodeObj *pDnode, void *pMsg);
extern int32_t tsAccessSquence;
#ifdef __cplusplus
}
#endif
#endif