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- /*
- *
- * Copyright 2018 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"
- "fmt"
- "log"
- "net"
-
- "google.golang.org/grpc"
- "google.golang.org/grpc/codes"
- ecpb "google.golang.org/grpc/examples/features/proto/echo"
- "google.golang.org/grpc/status"
- )
-
- const addr = "localhost:50051"
-
- type ecServer struct {
- addr string
- }
-
- func (s *ecServer) UnaryEcho(ctx context.Context, req *ecpb.EchoRequest) (*ecpb.EchoResponse, error) {
- return &ecpb.EchoResponse{Message: fmt.Sprintf("%s (from %s)", req.Message, s.addr)}, 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() {
- lis, err := net.Listen("tcp", addr)
- if err != nil {
- log.Fatalf("failed to listen: %v", err)
- }
- s := grpc.NewServer()
- ecpb.RegisterEchoServer(s, &ecServer{addr: addr})
- log.Printf("serving on %s\n", addr)
- if err := s.Serve(lis); err != nil {
- log.Fatalf("failed to serve: %v", err)
- }
- }
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