apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization

configMapGenerator:
  - name: coredns-custom
    namespace: kube-system
    options:
      disableNameSuffixHash: true
    literals:
      - |
        tailnet.server=leechpepin.tailnet:53 {
            forward . 100.100.100.100
            cache 30
        }