📚 Cheatsheet

apiVersion: batch/v1
kind: CronJob
metadata:
  name: hello
spec:
  schedule: "*/1 * * * *"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: hello
            image: busybox
            command: ["/bin/sh", "-c", "date; echo Hello from the Kubernetes cluster"]
          restartPolicy: OnFailure

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: fluentd-elasticsearch
spec:
  selector:
    matchLabels:
      name: fluentd-elasticsearch
  template:
    # ... template de pod ...

apiVersion: apps/v1
kind: Deployment
metadata:
  name: mon-deployment
spec:
  replicas: 3
  selector:
    matchLabels:
      app: mon-app
  template:
    metadata:
      labels:
        app: mon-app
    spec:
      containers:
      - name: mon-app
        image: mon-image:latest
        ports:
        - containerPort: 8080

apiVersion: batch/v1
kind: Job
metadata:
  name: pi
spec:
  template:
    spec:
      containers:
      - name: pi
        image: perl
        command: ["perl",  "-Mbignum=bpi", "-wle", "print bpi(2000)"]
      restartPolicy: Never
  backoffLimit: 4

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: web
spec:
  serviceName: "nginx"
  replicas: 3
  selector:
    matchLabels:
      app: nginx
  template:
    # ... template de pod ...

spec:
  containers:
  # ... conteneurs principaux ...
  initContainers:
  - name: init-service
    image: busybox
    command: ['sh', '-c', 'until nslookup myservice; do echo waiting for myservice; sleep 2; done;']