66 lines
2.8 KiB
Markdown
66 lines
2.8 KiB
Markdown
# Volume Cloning Example
|
|
|
|
- supported from v4.3.0
|
|
|
|
## Create a Source PVC
|
|
|
|
```console
|
|
kubectl apply -f https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/deploy/example/storageclass-nfs.yaml
|
|
kubectl apply -f https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/deploy/example/pvc-nfs-csi-dynamic.yaml
|
|
kubectl apply -f https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/deploy/example/nginx-pod-nfs.yaml
|
|
```
|
|
|
|
### Check the Source PVC
|
|
|
|
```console
|
|
$ kubectl exec nginx-nfs -- ls /mnt/nfs
|
|
outfile
|
|
```
|
|
|
|
## Create a PVC from an existing PVC
|
|
> Make sure application is not writing data to source nfs share
|
|
```console
|
|
kubectl apply -f https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/deploy/example/cloning/pvc-nfs-cloning.yaml
|
|
```
|
|
### Check the Creation Status
|
|
|
|
```console
|
|
$ kubectl describe pvc pvc-nfs-cloning
|
|
Name: pvc-nfs-cloning
|
|
Namespace: default
|
|
StorageClass: nfs-csi
|
|
Status: Bound
|
|
Volume: pvc-5a00da0e-9afe-40f7-9f52-edabcf28df63
|
|
Labels: <none>
|
|
Annotations: kubectl.kubernetes.io/last-applied-configuration:
|
|
{"apiVersion":"v1","kind":"PersistentVolumeClaim","metadata":{"annotations":{},"name":"pvc-nfs-cloning","namespace":"default"},"spec":{"ac...
|
|
pv.kubernetes.io/bind-completed: yes
|
|
pv.kubernetes.io/bound-by-controller: yes
|
|
volume.beta.kubernetes.io/storage-provisioner: nfs.csi.k8s.io
|
|
volume.kubernetes.io/storage-provisioner: nfs.csi.k8s.io
|
|
Finalizers: [kubernetes.io/pvc-protection]
|
|
Capacity: 10Gi
|
|
Access Modes: RWX
|
|
VolumeMode: Filesystem
|
|
Mounted By: <none>
|
|
Events:
|
|
Type Reason Age From Message
|
|
---- ------ ---- ---- -------
|
|
Normal ExternalProvisioning 5s persistentvolume-controller waiting for a volume to be created, either by external provisioner "nfs.csi.k8s.io" or manually created by system administrator
|
|
Normal Provisioning 5s nfs.csi.k8s.io_aks-nodepool1-34988195-vmss000000_534f1e86-3a71-4ca4-9b83-803c05a44d65 External provisioner is provisioning volume for claim "default/pvc-nfs-cloning"
|
|
Normal ProvisioningSucceeded 5s nfs.csi.k8s.io_aks-nodepool1-34988195-vmss000000_534f1e86-3a71-4ca4-9b83-803c05a44d65 Successfully provisioned volume pvc-5a00da0e-9afe-40f7-9f52-edabcf28df63
|
|
```
|
|
|
|
## Restore the PVC into a Pod
|
|
|
|
```console
|
|
kubectl apply -f https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/deploy/example/cloning/nginx-pod-restored-cloning.yaml
|
|
```
|
|
|
|
### Check Sample Data
|
|
|
|
```console
|
|
$ kubectl exec nginx-nfs-restored-cloning -- ls /mnt/nfs
|
|
outfile
|
|
```
|