switch c := filter.ConfigType.(type) {
	case *listener.Filter_TypedConfig:
		if err := c.TypedConfig.UnmarshalTo(out); err != nil {
			return err
		}
	}
	return nil
}

func getHTTPConnectionManager(filter *listener.Filter) *hcm.HttpConnectionManager {
	cm := &hcm.HttpConnectionManager{}
	if err := getFilterConfig(filter, cm); err != nil {
		log.Errorf("failed to get HTTP connection manager config: %s", err)