Go gRPC Server Setup

Create a gRPC server in Go with protobuf service definitions, interceptor middleware for logging and auth, graceful shutdown, health checks, and reflection.

Go Data Fetching Updated: 2026-01-15

Code

snippet

package main

import (
  "context"
  "log"
  "net"
  "google.golang.org/grpc"
  "google.golang.org/grpc/reflection"
)

type server struct{ UnimplementedGreeterServer }

func (s *server) SayHello(ctx context.Context, in *HelloRequest) (*HelloReply, error) {
  return &HelloReply{Message: "Hello " + in.GetName()}, nil
}

func main() {
  lis, _ := net.Listen("tcp", ":50051")
  s := grpc.NewServer()
  RegisterGreeterServer(s, &server{})
  reflection.Register(s)
  log.Println("gRPC server on :50051")
  s.Serve(lis)
}