if client == nil {
		return isZtunnel
	}
	pod, err := client.Kube().CoreV1().Pods(podNamespace).Get(context.Background(), podName, metav1.GetOptions{})
	if err != nil {
		return isZtunnel
	}
	if v, ok := pod.Labels["app"]; ok {
		return v == "ztunnel"
	}
	return isZtunnel
}

// InAmbient returns true if a resource is in ambient data plane mode.
func InAmbient(obj metav1.Object) bool {
	if obj == nil {
		return false

	if pi.Containers.Contains(ISTIOINIT) {
		log.Infof("excluded due to being already injected with istio-init container")
		return nil
	}

	if val, ok := pi.ProxyEnvironments["DISABLE_ENVOY"]; ok {
		if val, err := strconv.ParseBool(val); err == nil && val {
			log.Infof("excluded due to DISABLE_ENVOY on istio-proxy", podNamespace, podName)
			return nil
		}
	}