Create Storage Class with Cinder Backend

Select your cluster

Select Storage Classes from Storage dropdown menu

Click on Import YAML

Paste the code and click import

apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
  name: cinder
provisioner: kubernetes.io/cinder
reclaimPolicy: Delete
parameters:
  availability: nova

Now we able to use Cinder Volume as storage class

Create a PVC

Navigate to your cluster default project

Switch to Volumes tab and click Add Volume

Select cinder from Storage Class and Create

Check point

• a volume has been created under Project > Volumes > Volumes

Create a sample workload with pv/pvc

apiVersion: v1
kind: Pod
metadata:
  name: my-cinder-pv-pod-1
spec:
  volumes:
    - name: my-cinder-pv-storage-1
      persistentVolumeClaim:
        claimName: pv
  containers:
    - name: task-pv-container-1
      image: nginx
      ports:
        - containerPort: 80
          name: "http-server"
      volumeMounts:
        - mountPath: "/usr/share/nginx/html"
          name: my-cinder-pv-storage-1

Enter your workload shell and check up

Shell: task-pv-container-1

root@my-cinder-pv-pod-1:/# lsblk
NAME    MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda       8:0    0   40G  0 disk 
|-sda1    8:1    0 39.9G  0 part /etc/hosts
|-sda14   8:14   0    4M  0 part 
`-sda15   8:15   0  106M  0 part 
sdb       8:16   0   10G  0 disk /usr/share/nginx/html
root@my-cinder-pv-pod-1:/# cd /usr/share/nginx/html/
root@my-cinder-pv-pod-1:/usr/share/nginx/html# ls
lost+found
root@my-cinder-pv-pod-1:/usr/share/nginx/html# echo "bigstack.co" >> index.html
root@my-cinder-pv-pod-1:/usr/share/nginx/html# cat index.html 
bigstack.co
root@my-cinder-pv-pod-1:/usr/share/nginx/html# 

Check point

• The cinder volume has been attached to your cluster