remove re-useaddr for UDP socket

src/util/src/tsocket.c

@@ -222,9 +222,7 @@ int taosReadn(int fd, char *ptr, int nbytes) {
 int taosOpenUdpSocket(uint32_t ip, uint16_t port) {
   struct sockaddr_in localAddr;
   int                sockFd;
-  int                ttl = 128;
-  int                reuse, nocheck;
-  int                bufSize = 8192000;
+  int                bufSize = 1024000;
 
   uTrace("open udp socket:0x%x:%hu", ip, port);
 
@@ -238,31 +236,6 @@ int taosOpenUdpSocket(uint32_t ip, uint16_t port) {
     return -1;
   }
 
-  reuse = 1;
-  if (taosSetSockOpt(sockFd, SOL_SOCKET, SO_REUSEADDR, (void *)&reuse, sizeof(reuse)) < 0) {
-    uError("setsockopt SO_REUSEADDR failed): %d (%s)", errno, strerror(errno));
-    close(sockFd);
-    return -1;
-  };
-
-  nocheck = 1;
-  if (taosSetSockOpt(sockFd, SOL_SOCKET, SO_NO_CHECK, (void *)&nocheck, sizeof(nocheck)) < 0) {
-    if (!taosSkipSocketCheck()) {
-      uError("setsockopt SO_NO_CHECK failed: %d (%s)", errno, strerror(errno));
-      close(sockFd);
-      return -1;
-    } else {
-      uPrint("Skipping setsockopt SO_NO_CHECK error: %d (%s)", errno, strerror(errno));
-    }
-  }
-
-  ttl = 128;
-  if (taosSetSockOpt(sockFd, IPPROTO_IP, IP_TTL, (void *)&ttl, sizeof(ttl)) < 0) {
-    uError("setsockopt IP_TTL failed: %d (%s)", errno, strerror(errno));
-    close(sockFd);
-    return -1;
-  }
-
   if (taosSetSockOpt(sockFd, SOL_SOCKET, SO_SNDBUF, (void *)&bufSize, sizeof(bufSize)) != 0) {
     uError("failed to set the send buffer size for UDP socket\n");
     close(sockFd);