if err != nil {
			panic(fmt.Errorf("failed to make temp dir: %v", err))
		}
		f, err := os.Open("testdata/manifest-generate/data-snapshot.tar.gz")
		if err != nil {
			panic(fmt.Errorf("failed to read data snapshot: %v", err))
		}
		if err := extract(f, d); err != nil {
			panic(fmt.Errorf("failed to extract data snapshot: %v", err))
		}
		return chartSourceType(filepath.Join(d, "manifests"))
	}()

		}
	default:
		return nil, nil, fmt.Errorf("unsupported type: %v", opt.Type)
	}
	tokenSecret, err := getServiceAccountSecret(client, opt)
	if err != nil {
		return nil, nil, fmt.Errorf("could not get access token to read resources from local kube-apiserver: %v", err)
	}

	var server string
	var warn Warning
	if opt.ServerOverride != "" {
		server = opt.ServerOverride
	} else {

	}

	meshConfigMap, err := kubeClient.Kube().CoreV1().ConfigMaps(istioNamespace).Get(context.TODO(), meshConfigMapName, metav1.GetOptions{})
	if err != nil {
		return nil, fmt.Errorf("could not read configmap %q from namespace %q: %v", meshConfigMapName, istioNamespace, err)
	}

	configYaml, ok := meshConfigMap.Data[istioctlutil.ConfigMapKey]
	if !ok {