k8s基础概念之十 CronJob

 

job重启策略

#job重启策略
restartPolicy
    Always：任何情况下都在重启
    OnFailure：出错的情况下重启  #*
    Never：任何情况下都不重启    #*

 

job

kind: Job
apiVersion: batch/v1
metadata:
  name: test-job
spec:
  template:
     metadata:
       labels:
         app: job
     spec:
       restartPolicy: OnFailure
       #三个重启策略：Always、OnFailure、Never，这里重启策略不能是Always
       containers:
       - name: busybox
         image: busybox
         command:
         - "/bin/sh"
         - "-c"
         - "sleep 30"

 

cronjob

cronjob是管理job，也就是每一个周期创建一个job去执行任务,一次只能管理一个job

kind: CronJob
apiVersion: batch/v1beta1
metadata:
  name: test-cronjob
spec:
  jobTemplate:
    metadata:
      labels:
        app: cronjob
    spec:
      template:
        metadata:
          labels:
            app: cronjob
        spec:
          restartPolicy: OnFailure
          containers:
          - name: busybox
            image: busybox
            imagePullPolicy: IfNotPresent
            command:
            - "/bin/sh"
            - "-c"
            - "sleep 30"
  schedule: "* * * * *"