kubespray/roles/kubernetes-apps/ansible/templates/coredns-poddisruptionbudget.yml.j2

apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: coredns{{ coredns_ordinal_suffix }}
spec:
  maxUnavailable: {{ coredns_pod_disruption_budget_max_unavailable }}
  selector:
    matchLabels:
      k8s-app: kube-dns{{ coredns_ordinal_suffix }}