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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"
"flag"
"fmt"
"log"
"net"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/examples/data"
pb "google.golang.org/grpc/examples/features/proto/echo"
)
var port = flag.Int("port", 50051, "the port to serve on")
type ecServer struct {
pb.UnimplementedEchoServer
}
func (s *ecServer) UnaryEcho(ctx context.Context, req *pb.EchoRequest) (*pb.EchoResponse, error) {
return &pb.EchoResponse{Message: req.Message}, nil
}
func main() {
flag.Parse()
lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
if err != nil {
log.Fatalf("failed to listen: %v", err)
}
// Create tls based credential.
creds, err := credentials.NewServerTLSFromFile(data.Path("x509/server_cert.pem"), data.Path("x509/server_key.pem"))
if err != nil {
log.Fatalf("failed to create credentials: %v", err)
}
s := grpc.NewServer(grpc.Creds(creds))
// Register EchoServer on the server.
pb.RegisterEchoServer(s, &ecServer{})
if err := s.Serve(lis); err != nil {
log.Fatalf("failed to serve: %v", err)
}
}
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