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Merge pull request #28662 from taosdata/fix/TD-32829 

fix:(rpc)update fqdn cache
This commit is contained in:
Shengliang Guan 2024-11-07 09:17:46 +08:00 committed by GitHub
parent 60da49c09e 268576b386
commit 3aca3c68f0
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 6 additions and 3 deletions
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9
source/libs/transport/src/transCli.c
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@ -620,7 +620,7 @@ int32_t cliHandleState_mayCreateAhandle(SCliConn* conn, STransMsgHead* pHead, ST
int32_t code = 0;
int64_t qId = taosHton64(pHead->qid);
if (qId == 0) {
return 0;
return TSDB_CODE_RPC_NO_STATE;
}
STransCtx* pCtx = taosHashGet(conn->pQTable, &qId, sizeof(qId));
@ -1608,6 +1608,7 @@ static int32_t cliDoConn(SCliThrd* pThrd, SCliConn* conn) {
ret = uv_tcp_connect(&conn->connReq, (uv_tcp_t*)(conn->stream), (const struct sockaddr*)&addr, cliConnCb);
if (ret != 0) {
tError("failed connect to %s since %s", conn->dstAddr, uv_err_name(ret));
cliMayUpdateFqdnCache(pThrd->fqdn2ipCache, conn->dstAddr);
TAOS_CHECK_GOTO(TSDB_CODE_THIRDPARTY_ERROR, &lino, _exception1);
}
@ -1699,6 +1700,7 @@ void cliConnCb(uv_connect_t* req, int status) {
if (status != 0) {
tDebug("%s conn %p failed to connect to %s since %s", CONN_GET_INST_LABEL(pConn), pConn, pConn->dstAddr,
uv_strerror(status));
cliMayUpdateFqdnCache(pThrd->fqdn2ipCache, pConn->dstAddr);
TAOS_UNUSED(transUnrefCliHandle(pConn));
return;
}
@ -1850,7 +1852,7 @@ static FORCE_INLINE int32_t cliUpdateFqdnCache(SHashObj* cache, char* fqdn) {
size_t len = strlen(fqdn);
uint32_t* v = taosHashGet(cache, fqdn, len);
if (addr != *v) {
char old[TD_IP_LEN] = {0}, new[TD_IP_LEN] = {0};
char old[TSDB_FQDN_LEN] = {0}, new[TSDB_FQDN_LEN] = {0};
tinet_ntoa(old, *v);
tinet_ntoa(new, addr);
tWarn("update ip of fqdn:%s, old: %s, new: %s", fqdn, old, new);
@ -1870,7 +1872,7 @@ static void cliMayUpdateFqdnCache(SHashObj* cache, char* dst) {
if (dst[i] == ':') break;
}
if (i > 0) {
char fqdn[TSDB_FQDN_LEN + 1] = {0};
char fqdn[TSDB_FQDN_LEN] = {0};
memcpy(fqdn, dst, i);
TAOS_UNUSED(cliUpdateFqdnCache(cache, fqdn));
}
@ -2917,6 +2919,7 @@ bool cliMayRetry(SCliConn* pConn, SCliReq* pReq, STransMsg* pResp) {
noDelay = cliResetEpset(pCtx, pResp, false);
transFreeMsg(pResp->pCont);
}
pResp->pCont = NULL;
if (code != TSDB_CODE_RPC_BROKEN_LINK && code != TSDB_CODE_RPC_NETWORK_UNAVAIL && code != TSDB_CODE_SUCCESS) {
// save one internal code
pCtx->retryCode = code;