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Merge pull request #9997 from taosdata/featuer/sim 

cache the fqdn
This commit is contained in:
Shengliang Guan 2022-01-24 17:36:05 +08:00 committed by GitHub
parent 93d68ccefa 6ca824b796
commit ba2898eda9
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 1 deletions
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19
source/libs/transport/src/rpcMain.c
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@ -42,6 +42,8 @@ int tsRpcMaxRetry;
int tsRpcHeadSize;
int tsRpcOverhead;
SHashObj *tsFqdnHash;
#ifndef USE_UV
typedef struct {
@ -215,6 +217,8 @@ static void rpcInitImp(void) {
tsRpcOverhead = sizeof(SRpcReqContext);
tsRpcRefId = taosOpenRef(200, rpcFree);
tsFqdnHash = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), false, HASH_ENTRY_LOCK);
}
int32_t rpcInit(void) {
@ -224,6 +228,9 @@ int32_t rpcInit(void) {
void rpcCleanup(void) {
taosCloseRef(tsRpcRefId);
taosHashClear(tsFqdnHash);
taosHashCleanup(tsFqdnHash);
tsFqdnHash = NULL;
tsRpcRefId = -1;
}
@ -571,7 +578,17 @@ static void rpcFreeMsg(void *msg) {
static SRpcConn *rpcOpenConn(SRpcInfo *pRpc, char *peerFqdn, uint16_t peerPort, int8_t connType) {
SRpcConn *pConn;
uint32_t peerIp = taosGetIpv4FromFqdn(peerFqdn);
uint32_t peerIp = 0;
uint32_t *pPeerIp = taosHashGet(tsFqdnHash, peerFqdn, strlen(peerFqdn) + 1);
if (pPeerIp != NULL) {
peerIp = *pPeerIp;
} else {
peerIp = taosGetIpv4FromFqdn(peerFqdn);
if (peerIp != 0xFFFFFFFF) {
taosHashPut(tsFqdnHash, peerFqdn, strlen(peerFqdn) + 1, &peerIp, sizeof(peerIp));
}
}
if (peerIp == 0xFFFFFFFF) {
tError("%s, failed to resolve FQDN:%s", pRpc->label, peerFqdn);
terrno = TSDB_CODE_RPC_FQDN_ERROR;