2.6 YAML files

1. mysql.yaml

mysql.yaml

apiVersion: v1
kind: Service
metadata:
  name: lamp-mysql
  labels:
    app: lamp
spec:
  ports:
    - port: 3306
  selector:
    app: lamp
    tier: mysql
  clusterIP: None
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mysql-pv-claim
  labels:
    app: lamp
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: lamp-mysql
  labels:
    app: lamp
spec:
  selector:
    matchLabels:
      app: lamp
      tier: mysql
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: lamp
        tier: mysql
    spec:
      containers:
        - image: mysql:8.0
          name: mysql
          env:
            - name: MYSQL_ROOT_PASSWORD
              # value: comp6017credentials
              valueFrom:
                secretKeyRef:
                  name: mysql-pass
                  key: password
            - name: MYSQL_DATABASE
              value: testdb
            - name: MYSQL_USER
              value: testuser
            - name: MYSQL_PASSWORD
              # value: comp6017credentials
              valueFrom:
                secretKeyRef:
                  name: mysql-pass
                  key: password
          ports:
            - containerPort: 3306
              name: mysql
          volumeMounts:
            - name: mysql-persistent-storage
              mountPath: /var/lib/mysql
      volumes:
        - name: mysql-persistent-storage
          persistentVolumeClaim:
            claimName: mysql-pv-claim

2. lamp.yaml

mysql.yaml

apiVersion: v1
kind: Service
metadata:
  name: lamp
  labels:
    app: lamp
spec:
  ports:
    - port: 80
  selector:
    app: lamp
    tier: frontend
  type: LoadBalancer
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: lamp-pv-claim
  labels:
    app: lamp
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: lamp
  labels:
    app: lamp
spec:
  selector:
    matchLabels:
      app: lamp
      tier: frontend
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: lamp
        tier: frontend
    spec:
      containers:
        - image: webdevops/php-apache-dev:latest
          name: lamp
          env:
            - name: LAMP_DB_HOST
              value: lamp-mysql
            - name: LAMP_DB_PASSWORD
              # value: comp6017credentials
              valueFrom:
                secretKeyRef:
                  name: mysql-pass
                  key: password
            - name: LAMP_DB_USER
              value: testuser
          ports:
            - containerPort: 80
              name: lamp
          volumeMounts:
            - name: lamp-persistent-storage
              mountPath: /app/files
      volumes:
        - name: lamp-persistent-storage
          persistentVolumeClaim:
            claimName: lamp-pv-claim

3. kustomization.yaml

kustomization.yaml

apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization

secretGenerator:
  - name: mysql-pass
    literals:
      - password=comp6017credentials
resources:
  - mysql.yaml
  - lamp.yaml