Deploy WordPress easily in Kubernetes with this wordpress-complete-config.yaml. It includes configurations for WordPress, MySQL. kubectl apply -f wordpress-complete-config.yaml.

wordpress-complete-config.yaml

# Add secret

apiVersion: v1
kind: Secret
metadata:
  name: mysql-secret
type: Opaque
data:
  MYSQL_ROOT_PASSWORD: bXlwYXNzd29yZAo=

---
# Installing PV and PVC

apiVersion: v1
kind: PersistentVolume
metadata:
  name: mysql-pv
  namespace: hermes
spec:
  capacity:
    storage: 10Gi
  accessModes:
    - ReadWriteOnce
  persistentVolumeReclaimPolicy: Retain
  storageClassName: manual
  hostPath:
    path: /mnt/data

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mysql-pvc
  namespace: hermes
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi
  storageClassName: manual

---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: wordpress-pv
  namespace: hermes
spec:
  capacity:
    storage: 5Gi
  accessModes:
    - ReadWriteOnce
  persistentVolumeReclaimPolicy: Retain
  storageClassName: manual
  hostPath:
    path: /home/ubuntu/project/wp-data 

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: wordpress-pvc
  namespace: hermes
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
  storageClassName: manual

---
# Installing Mysql

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: mysql
  labels:
    app: mysql
spec:
  replicas: 1
  serviceName: mysql
  selector:
    matchLabels:
      app: mysql
  template:
    metadata:
      labels:
        app: mysql
    spec:
      containers:
      - name: database
        image: mysql:latest
        envFrom:
          - secretRef:
              name: mysql-secret
        ports:
        - containerPort: 3306
        volumeMounts:
        - name: mysql-data
          mountPath: /var/lib/mysql
      volumes:
          - name: mysql-data
            persistentVolumeClaim:
              claimName: mysql-pvc

---
# Installing Mysql Service

apiVersion: v1
kind: Service
metadata:
  name: mysql-service
spec:
  ports:
  - port: 3306
    protocol: TCP
  selector:
    app: mysql


---

# Installing wordpress 

apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress
spec:
  replicas: 2
  selector:
    matchLabels:
      app: wordpress
  template:
    metadata:
      labels:
        app: wordpress
    spec:
      containers:
        - name: wordpress
          image: wordpress:latest
          ports:
            - containerPort: 80
              name: wordpress
          volumeMounts:
            - name: wordpress-data
              mountPath: /var/www/html
          env:
            - name: WORDPRESS_DEBUG
              value: "true"
            - name: WORDPRESS_DB_HOST
              value: mysql-service
            - name: WORDPRESS_DB_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: mysql-secret
                  key: MYSQL_ROOT_PASSWORD
            - name: WORDPRESS_DB_USER
              value: root
            - name: WORDPRESS_DB_NAME
              value: wordpress
      volumes:
        - name: wordpress-data
          persistentVolumeClaim:
            claimName: wordpress-pvc
---
kind: Service
apiVersion: v1
metadata:
  name: wordpress-service
spec:
  type: NodePort
  selector:
    app: wordpress
  ports:
    - name: http
      protocol: TCP
      port: 80
      targetPort: 80
      nodePort: 30007