Multitenancy application example in OpenShift vSphere

Example PVC and Application

1. Create and apply the following pvc.yaml file:

   kind: PersistentVolumeClaim
   apiVersion: v1
   metadata:
     name: mysql-data
     annotations:
       volume.beta.kubernetes.io/storage-class: px-storage
   spec:
     accessModes:
       - ReadWriteOnce
     resources:
       requests:
         storage: 2Gi

2. Create and apply the following mysql.yaml file:

   apiVersion: apps/v1
   kind: Deployment
   metadata:
     name: mysql
   spec:
     strategy:
       rollingUpdate:
         maxSurge: 1
         maxUnavailable: 1
       type: RollingUpdate
     replicas: 1
     selector:
       matchLabels:
         app: mysql
     template:
       metadata:
         labels:
           app: mysql
           version: "1"
       spec:
         containers:
         - image: mysql:5.6
           name: mysql
           env:
           - name: MYSQL_ROOT_PASSWORD
             value: password
           ports:
           - containerPort: 3306
           volumeMounts:
           - name: mysql-persistent-storage
             mountPath: /var/lib/mysql
         volumes:
         - name: mysql-persistent-storage
           persistentVolumeClaim:
             claimName: mysql-data