metadata:
      labels:
        app: notsleep
    spec:
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                - key: app
                  operator: In
                  values:
                  - productpage

      {{- end }}
      {{- end }}
    {{- end }}
{{- end }}

{{- define "podAntiAffinityPreferredDuringScheduling" }}
    {{- range $index, $item := .podAntiAffinityTermLabelSelector }}
    - podAffinityTerm:
        labelSelector:
          matchExpressions:
          - key: {{ $item.key }}
            operator: {{ $item.operator }}
            {{- if $item.values }}
            values:

	st "k8s.io/kubernetes/pkg/scheduler/testing"
)

var (
	defaultNamespace = ""
)

func createPodWithAffinityTerms(namespace, nodeName string, labels map[string]string, affinity, antiAffinity []v1.PodAffinityTerm) *v1.Pod {
	return &v1.Pod{
		ObjectMeta: metav1.ObjectMeta{
			Labels:    labels,
			Namespace: namespace,
		},
		Spec: v1.PodSpec{
			NodeName: nodeName,
			Affinity: &v1.Affinity{

		return apierrors.NewBadRequest("Resource was marked with kind Pod but was unable to be converted")
	}
	affinity := pod.Spec.Affinity
	if affinity != nil && affinity.PodAntiAffinity != nil {
		var podAntiAffinityTerms []api.PodAffinityTerm
		if len(affinity.PodAntiAffinity.RequiredDuringSchedulingIgnoredDuringExecution) != 0 {
			podAntiAffinityTerms = affinity.PodAntiAffinity.RequiredDuringSchedulingIgnoredDuringExecution
		}

		return true, nil
	}
	return false, nil
}

func crossNamespacePodAffinityTerm(term *corev1.PodAffinityTerm) bool {
	return len(term.Namespaces) != 0 || term.NamespaceSelector != nil
}

func crossNamespacePodAffinityTerms(terms []corev1.PodAffinityTerm) bool {
	for _, t := range terms {
		if crossNamespacePodAffinityTerm(&t) {
			return true
		}
	}
	return false
}

      serviceAccountName: coredns
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                  - key: k8s-app
                    operator: In
                    values: ["kube-dns"]

      serviceAccountName: coredns
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                  - key: k8s-app
                    operator: In
                    values: ["kube-dns"]

	var warnings []string
	for i, t := range terms {
		// warn if labelSelector is empty which is no-match.
		if t.PodAffinityTerm.LabelSelector == nil {
			warnings = append(warnings, fmt.Sprintf("%s: a null labelSelector results in matching no pod", fieldPath.Index(i).Child("podAffinityTerm", "labelSelector")))
		}
	}
	return warnings

      serviceAccountName: coredns
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                  - key: k8s-app
                    operator: In
                    values: ["kube-dns"]

      serviceAccountName: coredns
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 100
            podAffinityTerm:
              labelSelector:
                matchExpressions:
                - key: k8s-app
                  operator: In
                  values: ["kube-dns"]
              topologyKey: kubernetes.io/hostname