}

// GetNamespacesWithTag retrieves all namespaces pointed at the given tag.
func GetNamespacesWithTag(ctx context.Context, client kubernetes.Interface, tag string) ([]string, error) {
	namespaces, err := client.CoreV1().Namespaces().List(ctx, metav1.ListOptions{
		LabelSelector: fmt.Sprintf("%s=%s", label.IoIstioRev.Name, tag),
	})
	if err != nil {
		return nil, err
	}

	nsNames := make([]string, len(namespaces.Items))

		path += "?format=json"
	} else if outputFormat == prometheusOutput {
		path += "/prometheus"
	} else if outputFormat == prometheusMergedOutput {
		pod, err := kubeClient.Kube().CoreV1().Pods(podNamespace).Get(context.Background(), podName, metav1.GetOptions{})
		if err != nil {
			return "", fmt.Errorf("failed to retrieve Pod %s/%s: %v", podNamespace, podName, err)
		}