for _, existingRole := range existingRoles {
		if role.Name == existingRole.Name {
			klog.Fatalf("role %q was already registered in %q", role.Name, namespace)
		}
	}

	role.Namespace = namespace
	addDefaultMetadata(&role)
	existingRoles = append(existingRoles, role)
	namespaceRoles[namespace] = existingRoles
}

func addNamespaceRoleBinding(namespace string, roleBinding rbacv1.RoleBinding) {

	metadata.SetAnnotations(annotations)
}

func addClusterRoleLabel(roles []rbacv1.ClusterRole) {
	for i := range roles {
		addDefaultMetadata(&roles[i])
	}
	return
}

func addClusterRoleBindingLabel(rolebindings []rbacv1.ClusterRoleBinding) {
	for i := range rolebindings {
		addDefaultMetadata(&rolebindings[i])
	}
	return
}

// NodeRules returns node policy rules, it is slice of rbacv1.PolicyRule.