homework-jianmu/source/libs/sync/src/syncTimeout.c

111 lines
3.5 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/>.
*/
#include "syncTimeout.h"
#include "syncElection.h"
#include "syncRaftCfg.h"
#include "syncReplication.h"
#include "syncRespMgr.h"
static void syncNodeCleanConfigIndex(SSyncNode* ths) {
int32_t newArrIndex = 0;
SyncIndex newConfigIndexArr[MAX_CONFIG_INDEX_COUNT];
memset(newConfigIndexArr, 0, sizeof(newConfigIndexArr));
SSnapshot snapshot = {0};
if (ths->pFsm != NULL && ths->pFsm->FpGetSnapshotInfo != NULL) {
ths->pFsm->FpGetSnapshotInfo(ths->pFsm, &snapshot);
}
if (snapshot.lastApplyIndex != SYNC_INDEX_INVALID) {
for (int i = 0; i < ths->pRaftCfg->configIndexCount; ++i) {
if (ths->pRaftCfg->configIndexArr[i] < snapshot.lastConfigIndex) {
// pass
;
} else {
// save
newConfigIndexArr[newArrIndex] = ths->pRaftCfg->configIndexArr[i];
++newArrIndex;
}
}
int32_t oldCnt = ths->pRaftCfg->configIndexCount;
ths->pRaftCfg->configIndexCount = newArrIndex;
memcpy(ths->pRaftCfg->configIndexArr, newConfigIndexArr, sizeof(newConfigIndexArr));
int32_t code = raftCfgPersist(ths->pRaftCfg);
ASSERT(code == 0);
do {
char logBuf[128];
snprintf(logBuf, sizeof(logBuf), "clean config index arr, old-cnt:%d, new-cnt:%d", oldCnt,
ths->pRaftCfg->configIndexCount);
syncNodeEventLog(ths, logBuf);
} while (0);
}
}
int32_t syncNodeTimerRoutine(SSyncNode* ths) {
syncNodeEventLog(ths, "timer routines");
if (ths->vgId == 1) {
syncNodeCleanConfigIndex(ths);
}
#if 0
if (ths->vgId != 1) {
syncRespClean(ths->pSyncRespMgr);
}
#endif
return 0;
}
int32_t syncNodeOnTimeoutCb(SSyncNode* ths, SyncTimeout* pMsg) {
int32_t ret = 0;
syncTimeoutLog2("==syncNodeOnTimeoutCb==", pMsg);
if (pMsg->timeoutType == SYNC_TIMEOUT_PING) {
if (atomic_load_64(&ths->pingTimerLogicClockUser) <= pMsg->logicClock) {
++(ths->pingTimerCounter);
// syncNodePingAll(ths);
// syncNodePingPeers(ths);
// sTrace("vgId:%d, sync timeout, type:ping count:%d", ths->vgId, ths->pingTimerCounter);
syncNodeTimerRoutine(ths);
}
} else if (pMsg->timeoutType == SYNC_TIMEOUT_ELECTION) {
if (atomic_load_64(&ths->electTimerLogicClockUser) <= pMsg->logicClock) {
++(ths->electTimerCounter);
sTrace("vgId:%d, sync timer, type:election count:%d, electTimerLogicClockUser:%ld", ths->vgId,
ths->electTimerCounter, ths->electTimerLogicClockUser);
syncNodeElect(ths);
}
} else if (pMsg->timeoutType == SYNC_TIMEOUT_HEARTBEAT) {
if (atomic_load_64(&ths->heartbeatTimerLogicClockUser) <= pMsg->logicClock) {
++(ths->heartbeatTimerCounter);
sTrace("vgId:%d, sync timer, type:replicate count:%d, heartbeatTimerLogicClockUser:%ld", ths->vgId,
ths->heartbeatTimerCounter, ths->heartbeatTimerLogicClockUser);
syncNodeReplicate(ths, true);
}
} else {
sError("vgId:%d, unknown timeout-type:%d", ths->vgId, pMsg->timeoutType);
}
return ret;
}