An example Deployment

example-deploy.yml

---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: test
spec:
  replicas: 1
  template:
    spec:
      containers:
      - name: test
        image: alpine:latest
        volumeMounts:
        - mountPath: /var/myapp/
          name: config
      volumes:
      - name: config
        configMap:
          name: alert-rules
          defaultMode: 600
          items:
          - key: foo-file
            path: config.yml
          - key: special.conf
            mode: 644