return "", err
	}
	vs, ok := v.(string)
	if !f || !ok {
		return "", fmt.Errorf("could not retrieve global.multiCluster.clusterName from injection config")
	}
	return vs, nil
}

// Because we are placing into an Unstructured, place as a map instead
// of structured Istio types.  (The go-client can handle the structured data, but the
// fake go-client used for mocking cannot.)