1 files changed, 48 insertions, 0 deletions
diff --git a/internal/service/ref/list_new_objects.go b/internal/service/ref/list_new_objects.go
new file mode 100644
index 000000000..b8dc9bf2a
--- /dev/null
+++ b/internal/service/ref/list_new_objects.go
@@ -0,0 +1,48 @@
+package ref
+
+import (
+	"bufio"
+	"regexp"
+	"strings"
+
+	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+	"gitlab.com/gitlab-org/gitaly/internal/git"
+	"gitlab.com/gitlab-org/gitaly/internal/git/catfile"
+	"gitlab.com/gitlab-org/gitaly/internal/git/log"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func (s *server) ListNewObjects(in *pb.ListNewCommitsRequest, stream pb.RefService_ListNewCommitsServer) error {
+	oid := in.GetCommitId()
+	if match, err := regexp.MatchString(`\A[0-9a-f]{40}\z`, oid); !match || err != nil {
+		return status.Errorf(codes.InvalidArgument, "commit id shoud have 40 hexidecimal characters")
+	}
+
+	ctx := stream.Context()
+	revList, err := git.Command(ctx, in.GetRepository(), "rev-list", oid, "--objects", "--not", "--all")
+	if err != nil {
+		if _, ok := status.FromError(err); ok {
+			return err
+		}
+		return status.Errorf(codes.Internal, "ListNewCommits: gitCommand: %v", err)
+	}
+
+	batch, err := catfile.New(ctx, in.GetRepository())
+	if err != nil {
+		return status.Errorf(codes.Internal, "ListNewCommits: catfile: %v", err)
+	}
+
+	i := 0
+	var NewBlobs []*pb.ListNewObjects
+	for scanner.Scan() {
+		line := scanner.Text()
+		info := batch.Info(strings.TrimSpace(line))
+
+	}
+
+	response := &pb.ListNewCommitsResponse{Commits: commits}
+	stream.Send(response)
+
+	return revList.Wait()
+}