1
0
mirror of https://github.com/chai2010/advanced-go-programming-book.git synced 2025-05-25 21:52:21 +00:00
2018-07-08 17:52:33 +08:00

42 lines
978 B
Go
Executable File

package server
import (
"context"
"github.com/golang/glog"
examples "github.com/grpc-ecosystem/grpc-gateway/examples/proto/examplepb"
"google.golang.org/grpc"
"google.golang.org/grpc/metadata"
)
// Implements of EchoServiceServer
type echoServer struct{}
func newEchoServer() examples.EchoServiceServer {
return new(echoServer)
}
func (s *echoServer) Echo(ctx context.Context, msg *examples.SimpleMessage) (*examples.SimpleMessage, error) {
glog.Info(msg)
return msg, nil
}
func (s *echoServer) EchoBody(ctx context.Context, msg *examples.SimpleMessage) (*examples.SimpleMessage, error) {
glog.Info(msg)
grpc.SendHeader(ctx, metadata.New(map[string]string{
"foo": "foo1",
"bar": "bar1",
}))
grpc.SetTrailer(ctx, metadata.New(map[string]string{
"foo": "foo2",
"bar": "bar2",
}))
return msg, nil
}
func (s *echoServer) EchoDelete(ctx context.Context, msg *examples.SimpleMessage) (*examples.SimpleMessage, error) {
glog.Info(msg)
return msg, nil
}