code: func (h *HTTPExtender) IsInterested(pod *v1.Pod) bool {
  	if h.managedResources.Len() == 0 {
  		return true
  	}
  	if h.hasManagedResources(pod.Spec.Containers) {
  		return true
  	}
  	if h.hasManagedResources(pod.Spec.InitContainers) {
  		return true
  	}
  	return false
  }
docs: // IsInterested returns true if at least one extended resource requested by
  // this pod is managed by this extender.