if err != nil {
		return fmt.Errorf("failed to fetch workload namespace PeerAuthentication: %v", err)
	}

	rootPAList, err := configClient.SecurityV1beta1().PeerAuthentications(meshCfg.RootNamespace).List(context.Background(), metav1.ListOptions{})
	if err != nil {

  // metadata.finalizers and the resource-specific default policy.
  // Acceptable values are: 'Orphan' - orphan the dependents; 'Background' -
  // allow the garbage collector to delete the dependents in the background;
  // 'Foreground' - a cascading policy that deletes all dependents in the
  // foreground.
  // +optional
  optional string propagationPolicy = 4;