apiVersion: kustomize.config.k8s.io/v1beta1 kind: Kustomization resources: - cluster-issuer.yaml # Configuration: Edit the domain and email values below replacements: - source: kind: ConfigMap name: cloudflare-config fieldPath: data.domain targets: - select: kind: ClusterIssuer name: cloudflare-dns fieldPaths: - spec.acme.solvers[0].selector.dnsZones[0] - source: kind: ConfigMap name: cloudflare-config fieldPath: data.email targets: - select: kind: ClusterIssuer name: cloudflare-dns fieldPaths: - spec.acme.email configMapGenerator: - name: cloudflare-config literals: # Change these values to match your domain and email - domain=example.com - email=admin@example.com