external-dns-test.yaml

---
apiVersion: v1
kind: Namespace
metadata:
  name: dtest
---
apiVersion: v1
kind: Service
metadata:
  name: dns-test
  namespace: dtest
  annotations:
    external-dns.alpha.kubernetes.io/hostname: foo.bar.com
    external-dns.alpha.kubernetes.io/ttl: "60"
spec:
  type: ClusterIP
  clusterIP: None
  selector:
    app: dns-test
  ports:
    - protocol: TCP
      port: 80
      targetPort: 9376
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: dns-test
  namespace: dtest
  labels:
    app: dns-test
spec:
  replicas: 2
  selector:
    matchLabels:
      app: dns-test
  serviceName: dns-test
  template:
    metadata:
      name: dns-test
      labels:
        app: dns-test
    spec:
      containers:
        - name: dummy
          image: busybox
          command: ['sh', '-c', 'sleep 3600']