1 files changed, 42 insertions, 0 deletions
diff --git a/internal/backup/server_side.go b/internal/backup/server_side.go
index 17382e66e..1b2319d73 100644
--- a/internal/backup/server_side.go
+++ b/internal/backup/server_side.go
@@ -2,7 +2,9 @@ package backup
 
 import (
 	"context"
+	"errors"
 	"fmt"
+	"io"
 
 	"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/storage"
 	"gitlab.com/gitlab-org/gitaly/v16/internal/grpc/client"
@@ -131,6 +133,37 @@ func (ss ServerSideAdapter) RemoveRepository(ctx context.Context, req *RemoveRep
 	return nil
 }
 
+// ListRepositories returns a list of repositories found in the given storage.
+func (ss ServerSideAdapter) ListRepositories(ctx context.Context, req *ListRepositoriesRequest) (repos []*gitalypb.Repository, err error) {
+	if err := setContextServerInfo(ctx, &req.Server, req.StorageName); err != nil {
+		return nil, fmt.Errorf("server-side list repos: set context: %w", err)
+	}
+
+	internalClient, err := ss.newInternalClient(ctx, req.Server)
+	if err != nil {
+		return nil, fmt.Errorf("server-side list repos: create client: %w", err)
+	}
+
+	stream, err := internalClient.WalkRepos(ctx, &gitalypb.WalkReposRequest{StorageName: req.StorageName})
+	if err != nil {
+		return nil, fmt.Errorf("server-side list repos: walk: %w", err)
+	}
+
+	for {
+		resp, err := stream.Recv()
+		if errors.Is(err, io.EOF) {
+			break
+		}
+		if err != nil {
+			return nil, err
+		}
+
+		repos = append(repos, &gitalypb.Repository{RelativePath: resp.RelativePath, StorageName: req.StorageName})
+	}
+
+	return repos, nil
+}
+
 func (ss ServerSideAdapter) newRepoClient(ctx context.Context, server storage.ServerInfo) (gitalypb.RepositoryServiceClient, error) {
 	conn, err := ss.pool.Dial(ctx, server.Address, server.Token)
 	if err != nil {
@@ -139,3 +172,12 @@ func (ss ServerSideAdapter) newRepoClient(ctx context.Context, server storage.Se
 
 	return gitalypb.NewRepositoryServiceClient(conn), nil
 }
+
+func (ss ServerSideAdapter) newInternalClient(ctx context.Context, server storage.ServerInfo) (gitalypb.InternalGitalyClient, error) {
+	conn, err := ss.pool.Dial(ctx, server.Address, server.Token)
+	if err != nil {
+		return nil, err
+	}
+
+	return gitalypb.NewInternalGitalyClient(conn), nil
+}