• Un bastion d'administration
• Un cluster kubernetes
• Un serveur NFS

$ nano 00-secret.yaml
 
apiVersion: v1
kind: Secret
metadata:
  name: mysql-pass
type: Opaque
data:
  password: YWRtaW4=

$ nano 01-pv-mysql.yml
 
apiVersion: v1
kind: PersistentVolume
metadata:
  name: mysql-persistent-storage
  labels:
    app: wordpress
    tier: mysql
spec:
  capacity:
    storage: 2Gi
  accessModes:
    - ReadWriteMany
  nfs:
    server: 10.75.168.100
    # Exported path of your NFS server
    path: "/nfs/mysql"

$ nano 01-pv-wordpress.yml
 
# Create PersistentVolume
# change the ip of NFS server
apiVersion: v1
kind: PersistentVolume
metadata:
  name: wordpress-persistent-storage
  labels:
    app: wordpress
    tier: frontend
spec:
  capacity:
    storage: 2Gi
  accessModes:
    - ReadWriteMany
  nfs:
    server: 10.75.168.100
    # Exported path of your NFS server
    path: "/nfs/html/wordpress"

$ 02-pvc-mysql.yaml
 
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mysql-persistent-storage
  labels:
    app: wordpress
spec:
  accessModes:
    - ReadWriteMany
  resources:
    requests:
      storage: 1Gi

$ 02-pvc-wordpress.yaml
 
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: wordpress-persistent-storage
  labels:
    app: wordpress
spec:
  accessModes:
    - ReadWriteMany
  resources:
    requests:
      storage: 1Gi

$ 03-mysql-deploy.yml
 
apiVersion: v1
kind: Service
metadata:
  name: wordpress-mysql   # will be used as a value in
  labels:                 # WORDPRESS_DB_HOST in wordpress-deploy.yml
    app: wordpress
spec:
  ports:
    - port: 3306
  selector:
    app: wordpress
    tier: mysql
  clusterIP: None
---
apiVersion:  apps/v1
kind: Deployment
metadata:
  name: wordpress-mysql
  labels:
    app: wordpress
spec:
  selector:
    matchLabels:
      app: wordpress
      tier: mysql
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: wordpress
        tier: mysql
    spec:
      containers:
      - image: mysql:5.6
        name: mysql
        env:
        - name: MYSQL_ROOT_PASSWORD
          valueFrom:
            secretKeyRef:
              name: mysql-pass        # the one generated before in secret.yml
              key: password
        ports:
        - containerPort: 3306
          name: mysql
        volumeMounts:
        - name: mysql-persistent-storage  # which data will be stored
          mountPath: "/var/lib/mysql"
      volumes:
      - name: mysql-persistent-storage    # PVC
        persistentVolumeClaim:
          claimName: mysql-persistent-storage

$ 03-wordpress-deploy.yaml
 
# create a service for wordpress
apiVersion: v1
kind: Service
metadata:
  name: wordpress
  labels:
    app: wordpress
spec:
  type: ClusterIP
  selector:
    app: wordpress
    tier: frontend
  ports:
  - protocol: TCP
    port: 80
    targetPort: 80
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress
  labels:
    app: wordpress
spec:
  selector:
    matchLabels:
      app: wordpress
      tier: frontend
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: wordpress
        tier: frontend
    spec:
      containers:
      #- image: wordpress:4.8-apache
      - image: wordpress:apache
        name: wordpress
        env:
        - name: WORDPRESS_DB_HOST
          value: wordpress-mysql
        - name: WORDPRESS_DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: mysql-pass          # generated before in secret.yml
              key: password
        ports:
        - containerPort: 80
          name: wordpress
        volumeMounts:
        - name: wordpress-persistent-storage
          mountPath: "/var/www/html"          # which data will be stored
      volumes:
      - name: wordpress-persistent-storage
        persistentVolumeClaim:
          claimName: wordpress-persistent-storage

$ ingress.yaml
 
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: wordpress
  annotations:
      kubernetes.io/ingress.class: nginx
spec:
  rules:
  - host: wordpress.oowy.fr
    http:
      paths:
      - path: /
        backend:
          serviceName: wordpress
          servicePort: 80