fix both client and server

api/proto/message/client.go

@@ -6,13 +6,12 @@ import (
 	"log"
 	"time"
 
-	proto "github.com/golang/protobuf/proto"
 	"google.golang.org/grpc"
 )
 
 // Client is the client model for client service.
 type Client struct {
-	clientServiceClient proto.ClientServiceClient
+	clientServiceClient ClientServiceClient
 	opts                []grpc.DialOption
 	conn                *grpc.ClientConn
 }
@@ -28,7 +27,7 @@ func NewClient(ip string) *Client {
 		return nil
 	}
 
-	client.clientServiceClient = proto.NewClientServiceClient(client.conn)
+	client.clientServiceClient = NewClientServiceClient(client.conn)
 	return &client
 }
 

api/proto/message/server.go

@@ -19,9 +19,11 @@ const (
 // Server is the Server struct for client service package.
 type Server struct {
 	Port   string
+	server *grpc.Server
 }
 
 func (s *Server) Process(ctx context.Context, message *Message) (*Response, error) {
+	return &Response{}, nil
 }
 
 // Start starts the Server on given ip and port.
@@ -32,13 +34,18 @@ func (s *Server) Start(ip, port string) (*grpc.Server, error) {
 		log.Fatalf("failed to listen: %v", err)
 	}
 	var opts []grpc.ServerOption
-	grpcServer := grpc.NewServer(opts...)
-	RegisterClientServiceServer(grpcServer, s)
-	go grpcServer.Serve(lis)
-	return grpcServer, nil
+	s.server = grpc.NewServer(opts...)
+	RegisterClientServiceServer(s.server, s)
+	go s.server.Serve(lis)
+	return s.server, nil
+}
+
+// Start starts the Server on given ip and port.
+func (s *Server) Stop() {
+	s.server.Stop()
 }
 
 // New creates new Server which implements ClientServiceServer interface.
 func NewServer() *Server {
-	return &Server{}
+	return &Server{Port: Port}
 }