fix bug

tpl/server.go

@@ -20,7 +20,12 @@ type Server struct {
 	grpcConns map[string]*grpc.ClientConn // 连接池
 }
 
-func New(addr string) *Server {
+func New(grpcServ *grpc.Server) *Server {
+	standalone := grpcServ == nil
+	if standalone {
+		grpcServ = grpc.NewServer()
+	}
+
 	srv := &Server{
 		Ctx:       context.Background(),
 		Grpc:      grpc.NewServer(),
@@ -32,6 +37,10 @@ func New(addr string) *Server {
 
 	reflection.Register(srv.Grpc)
 
+	if standalone {
+		reflection.Register(srv.Grpc)
+	}
+	
 	return srv
 }