package main import ( "context" "fmt" "log" pb "github.com/go-kratos/kratos/examples/helloworld/helloworld" "github.com/go-kratos/kratos/registry/etcd/v2" "github.com/go-kratos/kratos/v2" "github.com/go-kratos/kratos/v2/middleware/recovery" "github.com/go-kratos/kratos/v2/transport/grpc" "github.com/go-kratos/kratos/v2/transport/http" etcd "go.etcd.io/etcd/client/v3" ) // server is used to implement helloworld.GreeterServer. type server struct { pb.UnimplementedGreeterServer } // SayHello implements helloworld.GreeterServer func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) { return &pb.HelloReply{Message: fmt.Sprintf("Welcome %+v!", in.Name)}, nil } func main() { client, err := etcd.New(etcd.Config{ Endpoints: []string{"127.0.0.1:2379"}, }) if err != nil { log.Fatal(err) } httpSrv := http.NewServer( http.Address(":8000"), http.Middleware( recovery.Recovery(), ), ) grpcSrv := grpc.NewServer( grpc.Address(":9000"), grpc.Middleware( recovery.Recovery(), ), ) s := &server{} pb.RegisterGreeterServer(grpcSrv, s) pb.RegisterGreeterHTTPServer(httpSrv, s) r := registry.New(client) app := kratos.New( kratos.Name("helloworld"), kratos.Server( httpSrv, grpcSrv, ), kratos.Registrar(r), ) if err := app.Run(); err != nil { log.Fatal(err) } }