You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
kratos/examples/metadata/server/main.go

71 lines
1.6 KiB

package main
import (
"context"
"fmt"
"os"
pb "github.com/go-kratos/kratos/examples/helloworld/helloworld"
"github.com/go-kratos/kratos/v2"
"github.com/go-kratos/kratos/v2/log"
"github.com/go-kratos/kratos/v2/middleware/logging"
"github.com/go-kratos/kratos/v2/middleware/recovery"
"github.com/go-kratos/kratos/v2/transport"
"github.com/go-kratos/kratos/v2/transport/grpc"
"github.com/go-kratos/kratos/v2/transport/http"
)
// go build -ldflags "-X main.Version=x.y.z"
var (
// Name is the name of the compiled software.
Name = "helloworld"
// Version is the version of the compiled software.
Version = "v1.0.0"
)
// 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) {
var extra string
if tr, ok := transport.FromServerContext(ctx); ok {
extra = tr.Metadata().Get("kratos-extra")
}
return &pb.HelloReply{Message: fmt.Sprintf("Hello %s and %s", in.Name, extra)}, nil
}
func main() {
logger := log.NewStdLogger(os.Stdout)
s := &server{}
grpcSrv := grpc.NewServer(
grpc.Address(":9000"),
grpc.Middleware(
recovery.Recovery(),
logging.Server(logger),
))
httpSrv := http.NewServer(
http.Address(":8000"),
http.Middleware(
recovery.Recovery(),
logging.Server(logger),
),
)
pb.RegisterGreeterServer(grpcSrv, s)
pb.RegisterGreeterHTTPServer(httpSrv, s)
app := kratos.New(
kratos.Name(Name),
kratos.Server(
httpSrv,
grpcSrv,
),
)
if err := app.Run(); err != nil {
panic(err)
}
}