if err != nil {
		return nil, err
	}
	pod := obj.(*api.Pod)
	if pod == nil {
		return nil, fmt.Errorf("Unexpected object type: %#v", pod)
	}
	return pod, nil
}

// getPodIP returns primary IP for a Pod
func getPodIP(pod *api.Pod) string {
	if pod == nil {
		return ""
	}
	if len(pod.Status.PodIPs) > 0 {
		return pod.Status.PodIPs[0].IP
	}

	return ""
}

	newState := getContainerState(newPod, cid)
	return generateEvents(pid, cid.ID, oldState, newState)
}

func (g *GenericPLEG) cacheEnabled() bool {
	return g.cache != nil
}

// getPodIP preserves an older cached status' pod IP if the new status has no pod IPs
// and its sandboxes have exited
func (g *GenericPLEG) getPodIPs(pid types.UID, status *kubecontainer.PodStatus) []string {
	if len(status.IPs) != 0 {