apiVersion: v1
kind: Pod
metadata:
  name: myapp-pod
  labels:
    app.kubernetes.io/name: MyApp
spec:
  initContainers:
    - name: init-myservice
      image: busybox:1.28
      command: [ 'sh', '-c', "until nslookup myservice.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local; do echo waiting for myservice; sleep 2; done" ]
    - name: init-mydb
      image: busybox:1.28
      command: [ 'sh', '-c', "until nslookup mydb.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local; do echo waiting for mydb; sleep 2; done" ]
  containers:
    - name: myapp-container
      image: busybox:1.28
      command: [ 'sh', '-c', 'echo The app is running! && sleep 3600' ]