apiVersion: v1
kind: Service
metadata:
  name: oracle-service
  namespace: oracle
  labels:
    app: oracle
spec:
  type: NodePort
  ports:
    - name: oracle
      port: 1521
      nodePort: 30521
      targetPort: oracle
  selector:
    app: oracle
    tier: oracle
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: oracle-pv-claim
  namespace: oracle
  labels:
    app: oracle
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 25Gi
  selector:
    matchLabels:
      app: oracle
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: oracle
  namespace: oracle
  labels:
    app: oracle
spec:
  selector:
    matchLabels:
      app: oracle
      tier: oracle
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: oracle
        tier: oracle
    spec:
      containers:
      - image: container-registry.oracle.com/database/free:latest
        name: oracle
        env:
        - name: ORACLE_PWD
          valueFrom:
            secretKeyRef:
              name: oracle-pass
              key: password
        ports:
        - containerPort: 1521
          name: oracle
        volumeMounts:
        - name: oracle-persistent-storage
          mountPath: /opt/oracle
      volumes:
      - name: oracle-persistent-storage
        persistentVolumeClaim:
          claimName: oracle-pv-claim