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/helloworld/server/main.go

83 lines
1.9 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/errors"
"github.com/go-kratos/kratos/v2/log"
"github.com/go-kratos/kratos/v2/middleware"
"github.com/go-kratos/kratos/v2/middleware/logging"
"github.com/go-kratos/kratos/v2/middleware/recovery"
"github.com/go-kratos/kratos/v2/middleware/status"
"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) {
if in.Name == "error" {
return nil, errors.BadRequest(Name, "custom_error", fmt.Sprintf("invalid argument %s", in.Name))
}
if in.Name == "panic" {
panic("grpc panic")
}
return &pb.HelloReply{Message: fmt.Sprintf("Hello %+v", in.Name)}, nil
}
func main() {
logger := log.NewStdLogger(os.Stdout)
log := log.NewHelper("main", logger)
grpcSrv := grpc.NewServer(
grpc.Address(":9000"),
grpc.Middleware(
middleware.Chain(
status.Server(),
logging.Server(logger),
recovery.Recovery(),
),
))
s := &server{}
pb.RegisterGreeterServer(grpcSrv, s)
httpSrv := http.NewServer(http.Address(":8000"))
httpSrv.HandlePrefix("/", pb.NewGreeterHandler(s,
http.Middleware(
middleware.Chain(
logging.Server(logger),
recovery.Recovery(),
),
)),
)
app := kratos.New(
kratos.Name(Name),
kratos.Server(
httpSrv,
grpcSrv,
),
)
if err := app.Run(); err != nil {
log.Error(err)
}
}