fix possible mem leak

This commit is contained in:
yihaoDeng 2024-09-24 09:19:17 +08:00
parent ba248dd94e
commit b33fabb2d7
2 changed files with 17 additions and 11 deletions

View File

@ -493,6 +493,10 @@ void cliHandleResp(SCliConn* conn) {
} }
if (CONN_NO_PERSIST_BY_APP(conn)) { if (CONN_NO_PERSIST_BY_APP(conn)) {
if (refId != 0) {
(void)transReleaseExHandle(transGetRefMgt(), refId);
(void)transRemoveExHandle(transGetRefMgt(), refId);
}
return addConnToPool(pThrd->pool, conn); return addConnToPool(pThrd->pool, conn);
} }
@ -1402,8 +1406,7 @@ static void cliHandleBatchReq(SCliBatch* pBatch, SCliThrd* pThrd) {
tTrace("%s conn %p try to connect to %s", pTransInst->label, conn, pList->dst); tTrace("%s conn %p try to connect to %s", pTransInst->label, conn, pList->dst);
int32_t fd = taosCreateSocketWithTimeout(TRANS_CONN_TIMEOUT * 10); int32_t fd = taosCreateSocketWithTimeout(TRANS_CONN_TIMEOUT * 10);
if (fd == -1) { if (fd == -1) {
tError("%s conn %p failed to create socket, reason:%s", transLabel(pTransInst), conn, tError("%s conn %p failed to create socket, reason:%s", transLabel(pTransInst), conn, tstrerror(terrno));
tstrerror(terrno));
cliHandleFastFail(conn, -1); cliHandleFastFail(conn, -1);
return; return;
} }
@ -1636,7 +1639,7 @@ static void cliHandleFreeById(SCliMsg* pMsg, SCliThrd* pThrd) {
int64_t refId = (int64_t)(pMsg->msg.info.handle); int64_t refId = (int64_t)(pMsg->msg.info.handle);
SExHandle* exh = transAcquireExHandle(transGetRefMgt(), refId); SExHandle* exh = transAcquireExHandle(transGetRefMgt(), refId);
if (exh == NULL) { if (exh == NULL) {
tDebug("id %" PRId64 " already released", refId); tDebug("refId %" PRId64 " already released", refId);
destroyCmsg(pMsg); destroyCmsg(pMsg);
return; return;
} }
@ -1648,7 +1651,7 @@ static void cliHandleFreeById(SCliMsg* pMsg, SCliThrd* pThrd) {
if (conn == NULL || conn->refId != refId) { if (conn == NULL || conn->refId != refId) {
TAOS_CHECK_GOTO(TSDB_CODE_REF_INVALID_ID, NULL, _exception); TAOS_CHECK_GOTO(TSDB_CODE_REF_INVALID_ID, NULL, _exception);
} }
tDebug("do free conn %p by id %" PRId64 "", conn, refId); tDebug("do free conn %p by refId %" PRId64 "", conn, refId);
int32_t size = transQueueSize(&conn->cliMsgs); int32_t size = transQueueSize(&conn->cliMsgs);
if (size == 0) { if (size == 0) {
@ -1882,8 +1885,7 @@ void cliHandleReq(SCliMsg* pMsg, SCliThrd* pThrd) {
tGTrace("%s conn %p try to connect to %s", pTransInst->label, conn, conn->dstAddr); tGTrace("%s conn %p try to connect to %s", pTransInst->label, conn, conn->dstAddr);
int32_t fd = taosCreateSocketWithTimeout(TRANS_CONN_TIMEOUT * 10); int32_t fd = taosCreateSocketWithTimeout(TRANS_CONN_TIMEOUT * 10);
if (fd == -1) { if (fd == -1) {
tGError("%s conn %p failed to create socket, reason:%s", transLabel(pTransInst), conn, tGError("%s conn %p failed to create socket, reason:%s", transLabel(pTransInst), conn, tstrerror(terrno));
tstrerror(terrno));
cliHandleExcept(conn, -1); cliHandleExcept(conn, -1);
terrno = 0; terrno = 0;
return; return;
@ -3319,12 +3321,13 @@ int32_t transAllocHandle(int64_t* refId) {
QUEUE_INIT(&exh->q); QUEUE_INIT(&exh->q);
taosInitRWLatch(&exh->latch); taosInitRWLatch(&exh->latch);
tDebug("pre alloc refId %" PRId64 "", exh->refId); tDebug("pre alloc refId %" PRId64 ", alloc exhandle %p", exh->refId, exh);
*refId = exh->refId; *refId = exh->refId;
return 0; return 0;
} }
int32_t transFreeConnById(void* shandle, int64_t transpointId) { int32_t transFreeConnById(void* shandle, int64_t transpointId) {
int32_t code = 0; int32_t code = 0;
SCliMsg* pCli = NULL;
STrans* pTransInst = (STrans*)transAcquireExHandle(transGetInstMgt(), (int64_t)shandle); STrans* pTransInst = (STrans*)transAcquireExHandle(transGetInstMgt(), (int64_t)shandle);
if (pTransInst == NULL) { if (pTransInst == NULL) {
return TSDB_CODE_RPC_MODULE_QUIT; return TSDB_CODE_RPC_MODULE_QUIT;
@ -3339,7 +3342,7 @@ int32_t transFreeConnById(void* shandle, int64_t transpointId) {
TAOS_CHECK_GOTO(TSDB_CODE_REF_INVALID_ID, NULL, _exception); TAOS_CHECK_GOTO(TSDB_CODE_REF_INVALID_ID, NULL, _exception);
} }
SCliMsg* pCli = taosMemoryCalloc(1, sizeof(SCliMsg)); pCli = taosMemoryCalloc(1, sizeof(SCliMsg));
if (pCli == NULL) { if (pCli == NULL) {
TAOS_CHECK_GOTO(terrno, NULL, _exception); TAOS_CHECK_GOTO(terrno, NULL, _exception);
} }
@ -3352,11 +3355,13 @@ int32_t transFreeConnById(void* shandle, int64_t transpointId) {
code = transAsyncSend(pThrd->asyncPool, &pCli->q); code = transAsyncSend(pThrd->asyncPool, &pCli->q);
if (code != 0) { if (code != 0) {
taosMemoryFree(pCli); taosMemoryFreeClear(pCli);
TAOS_CHECK_GOTO(code, NULL, _exception); TAOS_CHECK_GOTO(code, NULL, _exception);
} }
_exception: _exception:
transReleaseExHandle(transGetInstMgt(), (int64_t)shandle); transReleaseExHandle(transGetInstMgt(), (int64_t)shandle);
taosMemoryFree(pCli);
return code; return code;
} }

View File

@ -768,6 +768,7 @@ void transDestroyExHandle(void* handle) {
if (!QUEUE_IS_EMPTY(&eh->q)) { if (!QUEUE_IS_EMPTY(&eh->q)) {
tDebug("handle %p mem leak", handle); tDebug("handle %p mem leak", handle);
} }
tDebug("free exhandle %p", handle);
taosMemoryFree(handle); taosMemoryFree(handle);
} }