apiVersion: batch/v1
kind: CronJob
metadata:
  name: example-hello
  namespace: demo
  labels:
    name: example-hello
    app: hello
    type: cronjob 
spec:
  schedule: "*/1 * * * *"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: hello
            image: busybox
            imagePullPolicy: IfNotPresent
            command:
            - /bin/sh
            - -c
            - date; echo Hello from the Kubernetes cluster
          restartPolicy: OnFailure