Example to test with busybox

Openshift-Deployment-busybox.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: busybox
spec:
  replicas: 1
  selector:
    matchLabels:
      app: test
  template:
    metadata:
      labels:
        app: test
    spec:
      containers:
      - image: busybox
        imagePullPolicy: IfNotPresent
        name: terminal
        stdin: true
        tty: true