kubernetes(wordpressプロトタイプ作成)メモ for Raspberry pi

◻️secretファイルを作成(mysql用)

kubectl create secret generic mysql --from-literal=password=wordpress123@@@

◻️mysql-volume.yaml

========================================

apiVersion: v1

kind: PersistentVolume

metadata:

  name: mysql-pv

  labels:

    type: local

spec:

  capacity:

    storage: 5Gi

  accessModes:

    - ReadWriteOnce

  persistentVolumeReclaimPolicy: Recycle

  hostPath:

    path: /tmp/data/mysql

---

apiVersion: v1

kind: PersistentVolumeClaim

metadata:

  name: mysql-pvc

  labels:

    app: wordpress

    tier: mysql

spec:

  accessModes:

    - ReadWriteOnce

  resources:

    requests:

      storage: 5Gi

==========================================

◻️mysql.yaml

===========================================

apiVersion: extensions/v1beta1

kind: Deployment

metadata:

  name: mysql

  labels:

    app: mysql

spec:

  replicas: 1

  selector:

    matchLabels:

      app: mysql

  template:

    metadata:

      labels:

        app: mysql

    spec:

      containers:

        - image: hypriot/rpi-mysql 

          name: mysql

          env:

            - name: MYSQL_ROOT_PASSWORD

              valueFrom:

                secretKeyRef:

                  name: mysql

                  key: password

          ports:

            - containerPort: 3306

              name: mysql

          volumeMounts:

            - name: mysql-local-storage

              mountPath: /var/lib/mysql

      volumes:

        - name: mysql-local-storage

          persistentVolumeClaim:

            claimName: mysql-pvc

==============================================

◻️mysql-service.yaml

==============================================

apiVersion: v1

kind: Service

metadata:

  name: mysql

  labels:

    app: mysql

spec:

  type: ClusterIP

  ports:

    - port: 3306

  selector:

    app: mysql

===============================================

◻️wordpress-volume.yaml

==============================================

apiVersion: v1

kind: PersistentVolume

metadata:

  name: wordpress-pv

  labels:

    type: local

spec:

  capacity:

    storage: 5Gi

  accessModes:

    - ReadWriteOnce

  persistentVolumeReclaimPolicy: Recycle

  hostPath:

    path: /tmp/data/wordpress

---

apiVersion: v1

kind: PersistentVolumeClaim

metadata:

  name: wordpress-pvc

  labels:

    app: wordpress

    tier: wordpress

spec:

  accessModes:

    - ReadWriteOnce

  resources:

    requests:

      storage: 5Gi

===============================================

◻️wordpress-service.yaml

===============================================

apiVersion: v1

kind: Service

metadata:

  labels:

    app: wordpress

  name: wordpress

spec:

  type: NodePort

  ports:

    - port: 80

      targetPort: 80

      protocol: TCP

  selector:

    app: wordpress

=================================================

◻️wordpress.yaml

=================================================

apiVersion: extensions/v1beta1

kind: Deployment

metadata:

  name: wordpress

  labels:

    app: wordpress

spec:

  replicas: 1

  selector:

    matchLabels:

      app: wordpress

  template:

    metadata:

      labels:

        app: wordpress

    spec:

      containers:

        - image: wordpress

          name: wordpress

          env:

          - name: WORDPRESS_DB_HOST

            value: mysql:3306

          - name: WORDPRESS_DB_PASSWORD

            valueFrom:

              secretKeyRef:

                name: mysql

                key: password

          ports:

            - containerPort: 80

              name: wordpress

          volumeMounts:

            - name: wordpress-local-storage

              mountPath: /var/www/html

      volumes:

        - name: wordpress-local-storage

          persistentVolumeClaim:

            claimName: wordpress-pvc

===================================================