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Merge pull request #20058 from taosdata/fix/invalidRead 

fix: fix invalid read-write
This commit is contained in:
Haojun Liao 2023-02-21 10:15:07 +08:00 committed by GitHub
parent 16bc8cb5df 487ca893b1
commit 243dfc42aa
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 29 additions and 22 deletions
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51
source/libs/transport/src/transCli.c
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@ -727,7 +727,7 @@ static SCliConn* cliCreateConn(SCliThrd* pThrd) {
QUEUE_INIT(&conn->q);
conn->hostThrd = pThrd;
conn->status = ConnNormal;
conn->broken = 0;
conn->broken = false;
transRefCliHandle(conn);
atomic_add_fetch_32(&pThrd->connCount, 1);
@ -997,6 +997,11 @@ static void cliDestroyBatch(SCliBatch* pBatch) {
taosMemoryFree(pBatch);
}
static void cliHandleBatchReq(SCliBatch* pBatch, SCliThrd* pThrd) {
if (pThrd->quit == true) {
cliDestroyBatch(pBatch);
return;
}
if (pBatch == NULL || pBatch->wLen == 0 || QUEUE_IS_EMPTY(&pBatch->wq)) {
return;
}
@ -1082,17 +1087,23 @@ static void cliSendBatchCb(uv_write_t* req, int status) {
if (status != 0) {
tDebug("%s conn %p failed to send batch msg, batch size:%d, msgLen:%d, reason:%s", CONN_GET_INST_LABEL(conn), conn,
p->wLen, p->batchSize, uv_err_name(status));
cliHandleExcept(conn);
if (!uv_is_closing((uv_handle_t*)&conn->stream)) cliHandleExcept(conn);
cliHandleBatchReq(nxtBatch, thrd);
} else {
tDebug("%s conn %p succ to send batch msg, batch size:%d, msgLen:%d", CONN_GET_INST_LABEL(conn), conn, p->wLen,
p->batchSize);
if (nxtBatch != NULL) {
conn->pBatch = nxtBatch;
cliSendBatch(conn);
if (!uv_is_closing((uv_handle_t*)&conn->stream)) {
if (nxtBatch != NULL) {
conn->pBatch = nxtBatch;
cliSendBatch(conn);
} else {
addConnToPool(thrd->pool, conn);
}
} else {
addConnToPool(thrd->pool, conn);
cliDestroyBatch(nxtBatch);
// conn release by other callback
}
}
@ -1454,6 +1465,11 @@ static void cliNoBatchDealReq(queue* wq, SCliThrd* pThrd) {
QUEUE_REMOVE(h);
SCliMsg* pMsg = QUEUE_DATA(h, SCliMsg, q);
if (pMsg->type == Quit) {
pThrd->stopMsg = pMsg;
continue;
}
(*cliAsyncHandle[pMsg->type])(pMsg, pThrd);
count++;
@ -1485,6 +1501,12 @@ static void cliBatchDealReq(queue* wq, SCliThrd* pThrd) {
QUEUE_REMOVE(h);
SCliMsg* pMsg = QUEUE_DATA(h, SCliMsg, q);
if (pMsg->type == Quit) {
pThrd->stopMsg = pMsg;
continue;
}
if (pMsg->type == Normal && REQUEST_NO_RESP(&pMsg->msg)) {
STransConnCtx* pCtx = pMsg->ctx;
@ -1582,7 +1604,6 @@ static void cliAsyncCb(uv_async_t* handle) {
SCliThrd* pThrd = item->pThrd;
STrans* pTransInst = pThrd->pTransInst;
SCliMsg* pMsg = NULL;
// batch process to avoid to lock/unlock frequently
queue wq;
taosThreadMutexLock(&item->mtx);
@ -2285,22 +2306,8 @@ int transSendRequest(void* shandle, const SEpSet* pEpSet, STransMsg* pReq, STran
transReleaseExHandle(transGetInstMgt(), (int64_t)shandle);
return TSDB_CODE_RPC_BROKEN_LINK;
}
/*if (pTransInst->connLimitNum > 0 && REQUEST_NO_RESP(pReq)) {
char key[TSDB_FQDN_LEN + 64] = {0};
char* ip = EPSET_GET_INUSE_IP((SEpSet*)pEpSet);
uint16_t port = EPSET_GET_INUSE_PORT((SEpSet*)pEpSet);
CONN_CONSTRUCT_HASH_KEY(key, ip, port);
int32_t* val = taosHashGet(pThrd->connLimitCache, key, strlen(key));
if (val != NULL && *val >= pTransInst->connLimitNum) {
transFreeMsg(pReq->pCont);
transReleaseExHandle(transGetInstMgt(), (int64_t)shandle);
return TSDB_CODE_RPC_MAX_SESSIONS;
}
}*/
TRACE_SET_MSGID(&pReq->info.traceId, tGenIdPI64());
STransConnCtx* pCtx = taosMemoryCalloc(1, sizeof(STransConnCtx));
pCtx->epSet = *pEpSet;
pCtx->ahandle = pReq->info.ahandle;