Merge pull request etcd-io#19198 from callthingsoff/reuse_addr_in_TCP…

…Proxy_Run

server/proxy/tcpproxy: reuse addr in TCPProxy.Run

server/proxy/tcpproxy/userspace.go

@@ -74,14 +74,12 @@ func (tp *TCPProxy) Run() error {
 	if tp.MonitorInterval == 0 {
 		tp.MonitorInterval = 5 * time.Minute
 	}
+
+	var eps []string // for logging
 	for _, srv := range tp.Endpoints {
 		addr := net.JoinHostPort(srv.Target, fmt.Sprintf("%d", srv.Port))
 		tp.remotes = append(tp.remotes, &remote{srv: srv, addr: addr})
-	}
-
-	var eps []string
-	for _, ep := range tp.Endpoints {
-		eps = append(eps, fmt.Sprintf("%s:%d", ep.Target, ep.Port))
+		eps = append(eps, addr)
 	}
 	if tp.Logger != nil {
 		tp.Logger.Info("ready to proxy client requests", zap.Strings("endpoints", eps))