[#13] neofs-node: Use execution Object service in app

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

cmd/neofs-node/object.go

@@ -1,17 +1,87 @@
 package main
 
 import (
+	"context"
+	"io"
+
+	"github.com/nspcc-dev/neofs-api-go/v2/object"
 	objectGRPC "github.com/nspcc-dev/neofs-api-go/v2/object/grpc"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
+	"github.com/nspcc-dev/neofs-api-go/v2/session"
 	objectTransportGRPC "github.com/nspcc-dev/neofs-node/pkg/network/transport/object/grpc"
 	objectService "github.com/nspcc-dev/neofs-node/pkg/services/object"
 )
 
+type simpleSearchBodyStreamer struct {
+	count int
+}
+
+type objectExecutor struct {
+	count int
+}
+
+func (*objectExecutor) Get(context.Context, *object.GetRequestBody) (objectService.GetObjectBodyStreamer, error) {
+	panic("implement me")
+}
+
+func (*objectExecutor) Put(context.Context) (object.PutObjectStreamer, error) {
+	panic("implement me")
+}
+
+func (*objectExecutor) Head(context.Context, *object.HeadRequestBody) (*object.HeadResponseBody, error) {
+	panic("implement me")
+}
+
+func (s *objectExecutor) Search(ctx context.Context, body *object.SearchRequestBody) (objectService.SearchObjectBodyStreamer, error) {
+	return new(simpleSearchBodyStreamer), nil
+}
+
+func (*objectExecutor) Delete(context.Context, *object.DeleteRequestBody) (*object.DeleteResponseBody, error) {
+	panic("implement me")
+}
+
+func (*objectExecutor) GetRange(context.Context, *object.GetRangeRequestBody) (objectService.GetRangeObjectBodyStreamer, error) {
+	panic("implement me")
+}
+
+func (*objectExecutor) GetRangeHash(context.Context, *object.GetRangeHashRequestBody) (*object.GetRangeHashResponseBody, error) {
+	panic("implement me")
+}
+
+func (s *simpleSearchBodyStreamer) Recv() (*object.SearchResponseBody, error) {
+	body := new(object.SearchResponseBody)
+
+	id := new(refs.ObjectID)
+	body.SetIDList([]*refs.ObjectID{id})
+
+	if s.count == 0 {
+		id.SetValue([]byte{1})
+	} else if s.count == 1 {
+		id.SetValue([]byte{2})
+	} else {
+		return nil, io.EOF
+	}
+
+	s.count++
+
+	return body, nil
+}
+
 func initObjectService(c *cfg) {
+	metaHdr := new(session.ResponseMetaHeader)
+	xHdr := new(session.XHeader)
+	xHdr.SetKey("test X-Header key for Object service")
+	xHdr.SetValue("test X-Header value for Object service")
+	metaHdr.SetXHeaders([]*session.XHeader{xHdr})
+
 	objectGRPC.RegisterObjectServiceServer(c.cfgGRPC.server,
 		objectTransportGRPC.New(
 			objectService.NewSignService(
 				c.key,
-				new(objectSvc),
+				objectService.NewExecutionService(
+					new(objectExecutor),
+					metaHdr,
+				),
 			),
 		),
 	)