Refactor code

pkg/grpc-etcdv3/getcdv3/register.go

@@ -37,8 +37,7 @@ func RegisterEtcd4Unique(schema, etcdAddr, myHost string, myPort int, serviceNam
 //etcdAddr separated by commas
 func RegisterEtcd(schema, etcdAddr, myHost string, myPort int, serviceName string, ttl int) error {
 	cli, err := clientv3.New(clientv3.Config{
-		Endpoints: strings.Split(etcdAddr, ","),
-	})
+		Endpoints: strings.Split(etcdAddr, ","), DialTimeout: 5 * time.Second})
 	fmt.Println("RegisterEtcd")
 	if err != nil {
 		//		return fmt.Errorf("grpclb: create clientv3 client failed: %v", err)
@@ -68,13 +67,13 @@ func RegisterEtcd(schema, etcdAddr, myHost string, myPort int, serviceName strin
 	}
 	fmt.Println("RegisterEtcd ok")
 	go func() {
-	FLOOP:
 		for {
 			select {
-			case _, ok := <-kresp:
+			case v, ok := <-kresp:
 				if ok == true {
+					fmt.Println(" kresp ok ", v)
 				} else {
-					break FLOOP
+					fmt.Println(" kresp failed ", v)
 				}
 			}
 		}