ocp-traning

########################################
[root@localhost ~]# cat pv-mysql.yml 
apiVersion: v1
kind: PersistentVolume
metadata:
  name: mysql-volume
spec:
  capacity:
    storage: 2Gi
  accessModes:
    - ReadWriteMany
  persistentVolumeReclaimPolicy: Recycle
  nfs:
    server: localhost
    path: /nfsvolumes/pv01

[root@localhost ~]# cat pvc-mysql.yml 
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: mysql-pvclaim
spec:
  accessModes:
    - ReadWriteMany
  resources:
    requests:
      storage: 2Gi

[root@localhost ~]# cat pod-mysql.yml 
apiVersion: v1
kind: Pod
metadata:
  name: mysql
  labels:
    name: mysql
spec:
  containers:
    - resources:
        limits :
          cpu: 0.5
      image: mysql:5.6
      name: mysql
      env:
        - name: MYSQL_ROOT_PASSWORD
          value: yourpassword
        - name: MYSQL_USER
          value: wp_user
        - name: MYSQL_PASSWORD
          value: wp_pass
        - name: MYSQL_DATABASE
          value: wp_db
      ports:
        - containerPort: 3306
          name: mysql
      volumeMounts:
        - name: mysql-persistent-storage
          mountPath: /var/lib/mysql/data
  volumes:
    - name: mysql-persistent-storage
      persistentVolumeClaim:
        claimName: mysql-pvclaim

[root@localhost ~]# cat svc-mysql.yml 
apiVersion: v1
kind: Service
metadata:
  labels:
    name: mysql
  name: mysql
spec:
  ports:
    - port: 3306
  selector:
    name: mysql
###################
[root@localhost ~]# oc create -f pv-mysql.yml 
persistentvolume "mysql-volume" created

[root@localhost ~]# oc create -f pvc-mysql.yml 
persistentvolumeclaim "mysql-pvclaim" created

[root@localhost ~]# oc create -f pod-mysql.yml 
pod "mysql" created

[root@localhost ~]# oc create -f svc-mysql.yml 
service "mysql" created
###############
[root@localhost ~]# oc get pv
NAME           CAPACITY   ACCESSMODES   STATUS      CLAIM                   REASON    AGE
mysql-volume   2Gi        RWX           Bound       default/mysql-pvclaim             1m

[root@localhost ~]# oc get pvc
NAME            STATUS    VOLUME         CAPACITY   ACCESSMODES   AGE
mysql-pvclaim   Bound     mysql-volume   2Gi        RWX           1m

[root@localhost ~]# oc get pods
NAME                      READY     STATUS              RESTARTS   AGE
mysql                     0/1       ContainerCreating   0          1m

[root@localhost ~]# oc get svc
NAME              CLUSTER-IP       EXTERNAL-IP   PORT(S)                   AGE
mysql             172.30.167.208   <none>        3306/TCP                  58s

##################
[root@localhost ~]# docker images |grep mysql
docker.io/mysql                                       5.6                 079344ce5ebd        13 days ago         256 MB
##################