From 699c8a0461a89b1e343290500f51c2b9d1f8b103 Mon Sep 17 00:00:00 2001
From: yihaoDeng <luomoxyz@126.com>
Date: Fri, 6 May 2022 14:42:06 +0800
Subject: [PATCH] enh(rpc): validate fqdn

---
 source/libs/transport/src/trans.c    | 1 +
 source/libs/transport/src/transSrv.c | 2 +-
 tools/shell/src/shellNettest.c       | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/source/libs/transport/src/trans.c b/source/libs/transport/src/trans.c
index f8277c575e..846cf6f967 100644
--- a/source/libs/transport/src/trans.c
+++ b/source/libs/transport/src/trans.c
@@ -51,6 +51,7 @@ void* rpcOpen(const SRpcInit* pInit) {
     ip = taosGetIpv4FromFqdn(pInit->localFqdn);
     if (ip == 0xFFFFFFFF) {
       tError("invalid fqdn: %s", pInit->localFqdn);
+      terrno = TSDB_CODE_RPC_FQDN_ERROR;
       taosMemoryFree(pRpc);
       return NULL;
     }
diff --git a/source/libs/transport/src/transSrv.c b/source/libs/transport/src/transSrv.c
index e1b0871135..ad3f520210 100644
--- a/source/libs/transport/src/transSrv.c
+++ b/source/libs/transport/src/transSrv.c
@@ -841,7 +841,7 @@ void* transInitServer(uint32_t ip, uint32_t port, char* label, int numOfThreads,
     }
   }
   if (false == taosValidIpAndPort(srv->ip, srv->port)) {
-    tError("failed to bind, reason: %s", strerror(errno));
+    tError("failed to bind, reason: %s", terrstr());
     goto End;
   }
   if (false == addHandleToAcceptloop(srv)) {
diff --git a/tools/shell/src/shellNettest.c b/tools/shell/src/shellNettest.c
index 9b68beb4e1..345b85d896 100644
--- a/tools/shell/src/shellNettest.c
+++ b/tools/shell/src/shellNettest.c
@@ -127,7 +127,7 @@ static void shellWorkAsServer() {
 
   void *serverRpc = rpcOpen(&rpcInit);
   if (serverRpc == NULL) {
-    printf("failed to init net test server since %s", terrstr());
+    printf("failed to init net test server since %s\n", terrstr());
   } else {
     printf("network test server is initialized, port:%u\n", pArgs->port);
     taosSetSignal(SIGTERM, shellNettestHandler);