grpc-gateway-example/cmd/server/main.go

// grpc server
package main

import (
	"net"

	"google.golang.org/grpc"

	pb "github.com/esinio/geco/gen/proto/echo/v1"
	srv "github.com/esinio/geco/service/echo/v1"
)

func main() {
	s := grpc.NewServer()
	pb.RegisterEchoServiceServer(s, srv.NewService())
	lis, err := net.Listen("tcp", ":9090")
	if err != nil {
		panic(err)
	}
	defer lis.Close()

	defer s.GracefulStop()

	if err := s.Serve(lis); err != nil {
		panic(err)
	}
}