1 files changed, 57 insertions, 0 deletions
diff --git a/internal/service/repository/rename.go b/internal/service/repository/rename.go
new file mode 100644
index 000000000..10bbee028
--- /dev/null
+++ b/internal/service/repository/rename.go
@@ -0,0 +1,57 @@
+package repository
+
+import (
+	"context"
+	"errors"
+	"os"
+	"path/filepath"
+
+	"gitlab.com/gitlab-org/gitaly/internal/helper"
+	"gitlab.com/gitlab-org/gitaly/proto/go/gitalypb"
+)
+
+func (s *server) RenameRepository(ctx context.Context, in *gitalypb.RenameRepositoryRequest) (*gitalypb.RenameRepositoryResponse, error) {
+	if err := validateRenameRepositoryRequest(in); err != nil {
+		return nil, helper.ErrInvalidArgument(err)
+	}
+
+	fromFullPath, err := helper.GetRepoPath(in.GetRepository())
+	if err != nil {
+		return nil, helper.ErrInvalidArgument(err)
+	}
+
+	toFullPath, err := helper.GetPath(&gitalypb.Repository{StorageName: in.GetRepository().GetStorageName(), RelativePath: in.GetRelativePath()})
+	if err != nil {
+		return nil, helper.ErrInvalidArgument(err)
+	}
+
+	if _, err = os.Stat(toFullPath); !os.IsNotExist(err) {
+		return nil, helper.ErrPreconditionFailed(errors.New("destination already exists"))
+	}
+
+	if err = os.MkdirAll(filepath.Dir(toFullPath), 0755); err != nil {
+		return nil, helper.ErrInternal(err)
+	}
+
+	if err = os.Rename(fromFullPath, toFullPath); err != nil {
+		return nil, helper.ErrInternal(err)
+	}
+
+	return &gitalypb.RenameRepositoryResponse{}, nil
+}
+
+func validateRenameRepositoryRequest(in *gitalypb.RenameRepositoryRequest) error {
+	if in.GetRepository() == nil {
+		return errors.New("from repository is empty")
+	}
+
+	if in.GetRelativePath() == "" {
+		return errors.New("destination relative path is empty")
+	}
+
+	if helper.ContainsPathTraversal(in.GetRelativePath()) {
+		return errors.New("relative_path contains path traversal")
+	}
+
+	return nil
+}