apiVersion: v1
kind: Service
metadata:
  name: postgresql
spec:
  type: ClusterIP  # Internal access only
  selector:
    app: postgresql
  ports:
    - protocol: TCP
      port: 5432
      targetPort: 5432

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-storage
spec:
  accessModes:
    - ReadWriteOnce
  storageClassName: openebs-hostpath  # Your storage class
  resources:
    requests:
      storage: 20Gi  # Adjust storage as needed

---
apiVersion: v1
kind: Pod
metadata:
  name: postgresql
  labels:
    app: postgresql
spec:
  containers:
    - name: postgres
      image: postgres:latest  # Standard PostgreSQL image
      args:
        - -c
        - max_connections=2000
      env:
        - name: POSTGRES_DB
          value: "payphone"
        - name: POSTGRES_USER
          value: "payphone"
        - name: POSTGRES_PASSWORD
          value: "payphone"
      ports:
        - containerPort: 5432
      volumeMounts:
        - name: postgres-storage
          mountPath: /var/lib/postgresql/data
      resources:
        requests:
          cpu: "1.5"
          memory: "3Gi"
        limits:
          cpu: "2"
          memory: "4Gi"
  volumes:
    - name: postgres-storage
      persistentVolumeClaim:
        claimName: postgres-storage
  restartPolicy: Always