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- /*
- *
- * Copyright 2019 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
- // Binary server is an example server.
- package main
-
- import (
- "context"
- "flag"
- "fmt"
- "log"
- "net"
-
- "google.golang.org/grpc"
- "google.golang.org/grpc/codes"
- ecpb "google.golang.org/grpc/examples/features/proto/echo"
- hwpb "google.golang.org/grpc/examples/helloworld/helloworld"
- "google.golang.org/grpc/reflection"
- "google.golang.org/grpc/status"
- )
-
- var port = flag.Int("port", 50051, "the port to serve on")
-
- // hwServer is used to implement helloworld.GreeterServer.
- type hwServer struct{}
-
- // SayHello implements helloworld.GreeterServer
- func (s *hwServer) SayHello(ctx context.Context, in *hwpb.HelloRequest) (*hwpb.HelloReply, error) {
- return &hwpb.HelloReply{Message: "Hello " + in.Name}, nil
- }
-
- type ecServer struct{}
-
- func (s *ecServer) UnaryEcho(ctx context.Context, req *ecpb.EchoRequest) (*ecpb.EchoResponse, error) {
- return &ecpb.EchoResponse{Message: req.Message}, nil
- }
-
- func (s *ecServer) ServerStreamingEcho(*ecpb.EchoRequest, ecpb.Echo_ServerStreamingEchoServer) error {
- return status.Errorf(codes.Unimplemented, "not implemented")
- }
-
- func (s *ecServer) ClientStreamingEcho(ecpb.Echo_ClientStreamingEchoServer) error {
- return status.Errorf(codes.Unimplemented, "not implemented")
- }
-
- func (s *ecServer) BidirectionalStreamingEcho(ecpb.Echo_BidirectionalStreamingEchoServer) error {
- return status.Errorf(codes.Unimplemented, "not implemented")
- }
-
- func main() {
- flag.Parse()
- lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
- if err != nil {
- log.Fatalf("failed to listen: %v", err)
- }
- fmt.Printf("server listening at %v\n", lis.Addr())
-
- s := grpc.NewServer()
-
- // Register Greeter on the server.
- hwpb.RegisterGreeterServer(s, &hwServer{})
-
- // Register RouteGuide on the same server.
- ecpb.RegisterEchoServer(s, &ecServer{})
-
- // Register reflection service on gRPC server.
- reflection.Register(s)
-
- if err := s.Serve(lis); err != nil {
- log.Fatalf("failed to serve: %v", err)
- }
- }
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