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) {