fix(host-cleanup): use signal err for tmp cleaning

Signed-off-by: Alexandr Zaytsev <alexandr.zaytsev@flant.com>

Author: nervgh

pkg/host_cleaning/host_cleanup.go

@@ -99,7 +99,9 @@ func RunAutoHostCleanup(ctx context.Context, backend container_backend.Container
 
 func RunHostCleanup(ctx context.Context, backend container_backend.ContainerBackend, options HostCleanupOptions) error {
 	if err := logboek.Context(ctx).LogProcess("Running GC for tmp data").DoError(func() error {
-		if err := tmp_manager.RunGC(ctx, options.DryRun); err != nil {
+		if err := tmp_manager.RunGC(ctx, options.DryRun); errors.Is(err, tmp_manager.ErrPathRemoval) {
+			return nil
+		} else if err != nil {
 			return fmt.Errorf("tmp files GC failed: %w", err)
 		}
 		return nil

pkg/tmp_manager/gc.go

@@ -17,7 +17,11 @@ const (
 	minFileAge = 2 * time.Hour
 )
 
-var timeSince = time.Since // for stubbing in tests
+var (
+	ErrPathRemoval = errors.New("path removal")
+
+	timeSince = time.Since // for stubbing in tests
+)
 
 func ShouldRunAutoGC() (bool, error) {
 	projectDirsToRemove, pathsToRemove, err := collectPaths()
@@ -47,7 +51,7 @@ func runGCForPaths(ctx context.Context, dryRun bool, paths []string) error {
 		}
 
 		if err := os.RemoveAll(path); err != nil {
-			removeErrors = append(removeErrors, fmt.Errorf("unable to remove path %s: %w", path, err))
+			removeErrors = append(removeErrors, errors.Join(ErrPathRemoval, err))
 		}
 	}