for _, cluster := range c.clusters.ClusterStatuses {
		for _, host := range cluster.HostStatuses {
			if filter.Verify(host, cluster.Name) {
				filteredClusters = append(filteredClusters, cluster)
				break
			}
		}
	}
	out, err := json.MarshalIndent(filteredClusters, "", "    ")
	if err != nil {
		return err
	}
	if outputFormat == "yaml" {
		if out, err = yaml.JSONToYAML(out); err != nil {
			return err

	for istiod, clusters := range statuses {
		for _, c := range clusters {
			_, _ = fmt.Fprintf(w, "%s\t%s\t%s\t%s\n", c.ID, c.SecretName, c.SyncStatus, istiod)
		}
	}
	_ = w.Flush()
	return nil
}

func parseClusterStatuses(input map[string][]byte) (map[string][]cluster.DebugInfo, error) {
	statuses := make(map[string][]cluster.DebugInfo, len(input))
	for istiodKey, bytes := range input {