kubernetes-guide/docs/chap12/12.8.md

​ pvc-restore.yaml

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: rbd-pvc-restore
spec:
  storageClassName: rook-ceph-block
  dataSource:
    name: rbd-pvc-snapshot
    kind: VolumeSnapshot
    apiGroup: snapshot.storage.k8s.io
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 3Gi

​ restore-check-snapshot-rbd.yaml

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: check-snapshot-restore
spec:
  selector:
    matchLabels:
      app: check 
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: check 
    spec:
      containers:
      - image: alpine:3.8
        name: check
        command:
        - sh
        - -c
        - sleep 36000
        volumeMounts:
        - name: check-mysql-persistent-storage
          mountPath: /mnt
      volumes:
      - name: check-mysql-persistent-storage
        persistentVolumeClaim:
          claimName: rbd-pvc-restore