// new ReplicaSet does not exist, create one.
	newRSTemplate := *d.Spec.Template.DeepCopy()
	podTemplateSpecHash := controller.ComputeHash(&newRSTemplate, d.Status.CollisionCount)
	newRSTemplate.Labels = labelsutil.CloneAndAddLabel(d.Spec.Template.Labels, apps.DefaultDeploymentUniqueLabelKey, podTemplateSpecHash)
	// Add podTemplateHash label to selector.

	name := ds.Name + "-" + hash
	history := &apps.ControllerRevision{
		ObjectMeta: metav1.ObjectMeta{
			Name:            name,
			Namespace:       ds.Namespace,
			Labels:          labelsutil.CloneAndAddLabel(ds.Spec.Template.Labels, apps.DefaultDaemonSetUniqueLabelKey, hash),
			Annotations:     ds.Annotations,
			OwnerReferences: []metav1.OwnerReference{*metav1.NewControllerRef(ds, controllerKind)},
		},

	}

	if newEndpoints.Labels == nil {
		newEndpoints.Labels = make(map[string]string)
	}

	if !helper.IsServiceIPSet(service) {
		newEndpoints.Labels = utillabels.CloneAndAddLabel(newEndpoints.Labels, v1.IsHeadlessService, "")
	} else {
		newEndpoints.Labels = utillabels.CloneAndRemoveLabel(newEndpoints.Labels, v1.IsHeadlessService)
	}

	// Copy pod spec from DaemonSet template, or use a default one if DaemonSet is nil
	if ds != nil {
		hash := controller.ComputeHash(&ds.Spec.Template, ds.Status.CollisionCount)
		newLabels = labelsutil.CloneAndAddLabel(label, apps.DefaultDaemonSetUniqueLabelKey, hash)
		podSpec = ds.Spec.Template.Spec
	} else {
		podSpec = v1.PodSpec{
			Containers: []v1.Container{
				{
					Image:                  "foo/bar",