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Merge pull request #29612 from taosdata/fix/TD-33556 

fix:[TD-33556] tmq close elegantly to avoid invalid read in TD-32585
This commit is contained in:
Shengliang Guan 2025-01-22 13:37:44 +08:00 committed by GitHub
parent 86f1c843d4 dd2a8ecf22
commit 379071fef0
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GPG Key ID: B5690EEEBB952194
2 changed files with 41 additions and 6 deletions
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2
source/client/src/clientMain.c
View File

@ -253,7 +253,7 @@ void taos_cleanup(void) {
taosCloseRef(id);
nodesDestroyAllocatorSet();
// cleanupAppInfo();
cleanupAppInfo();
rpcCleanup();
tscDebug("rpc cleanup");

45
source/client/src/clientTmq.c
View File

@ -74,8 +74,9 @@ enum {
};
typedef struct {
tmr_h timer;
int32_t rsetId;
tmr_h timer;
int32_t rsetId;
TdThreadMutex lock;
} SMqMgmt;
struct tmq_list_t {
@ -1603,13 +1604,21 @@ static void tmqMgmtInit(void) {
tmqMgmt.timer = taosTmrInit(1000, 100, 360000, "TMQ");
if (tmqMgmt.timer == NULL) {
tmqInitRes = terrno;
goto END;
}
tmqMgmt.rsetId = taosOpenRef(10000, tmqFreeImpl);
if (tmqMgmt.rsetId < 0) {
tmqInitRes = terrno;
goto END;
}
if (taosThreadMutexInit(&tmqMgmt.lock, NULL) != 0){
goto END;
}
return;
END:
tmqInitRes = terrno;
}
void tmqMgmtClose(void) {
@ -1618,10 +1627,28 @@ void tmqMgmtClose(void) {
tmqMgmt.timer = NULL;
}
(void) taosThreadMutexLock(&tmqMgmt.lock);
if (tmqMgmt.rsetId >= 0) {
tmq_t *tmq = taosIterateRef(tmqMgmt.rsetId, 0);
int64_t refId = 0;
while (tmq) {
refId = tmq->refId;
if (refId == 0) {
break;
}
atomic_store_8(&tmq->status, TMQ_CONSUMER_STATUS__CLOSED);
if (taosRemoveRef(tmqMgmt.rsetId, tmq->refId) != 0) {
qWarn("taosRemoveRef tmq refId:%" PRId64 " failed, error:%s", refId, tstrerror(terrno));
}
tmq = taosIterateRef(tmqMgmt.rsetId, refId);
}
taosCloseRef(tmqMgmt.rsetId);
tmqMgmt.rsetId = -1;
}
(void)taosThreadMutexUnlock(&tmqMgmt.lock);
}
tmq_t* tmq_consumer_new(tmq_conf_t* conf, char* errstr, int32_t errstrLen) {
@ -2617,8 +2644,13 @@ int32_t tmq_unsubscribe(tmq_t* tmq) {
int32_t tmq_consumer_close(tmq_t* tmq) {
if (tmq == NULL) return TSDB_CODE_INVALID_PARA;
int32_t code = 0;
(void) taosThreadMutexLock(&tmqMgmt.lock);
if (atomic_load_8(&tmq->status) == TMQ_CONSUMER_STATUS__CLOSED){
goto end;
}
tqInfoC("consumer:0x%" PRIx64 " start to close consumer, status:%d", tmq->consumerId, tmq->status);
int32_t code = tmq_unsubscribe(tmq);
code = tmq_unsubscribe(tmq);
if (code == 0) {
atomic_store_8(&tmq->status, TMQ_CONSUMER_STATUS__CLOSED);
code = taosRemoveRef(tmqMgmt.rsetId, tmq->refId);
@ -2626,6 +2658,9 @@ int32_t tmq_consumer_close(tmq_t* tmq) {
tqErrorC("tmq close failed to remove ref:%" PRId64 ", code:%d", tmq->refId, code);
}
}
end:
(void)taosThreadMutexUnlock(&tmqMgmt.lock);
return code;
}