// Only one index is supported:
	// https://github.com/kubernetes/kubernetes/blob/3aa8c59fec0bf339e67ca80ea7905c817baeca85/staging/src/k8s.io/apiserver/pkg/storage/cacher/cacher.go#L346-L350
	"nodeName": nodeNameTriggerFunc,
}

func nodeNameTriggerFunc(obj runtime.Object) string {
	return obj.(*resource.ResourceSlice).NodeName
}

// Indexers returns the indexers for ResourceSlice.
func Indexers() *cache.Indexers {
	return &cache.Indexers{

	}
	return storage.SelectionPredicate{
		Label:       label,
		Field:       field,
		GetAttrs:    GetAttrs,
		IndexFields: indexFields,
	}
}

// NodeNameTriggerFunc returns value spec.nodename of given object.
func NodeNameTriggerFunc(obj runtime.Object) string {
	return obj.(*api.Pod).Spec.NodeName
}

// NodeNameIndexFunc return value spec.nodename of given object.