apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-pvc
  labels:
    app: lifecycle-postgres
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: lifecycle-postgres
  labels:
    app: lifecycle-postgres
spec:
  replicas: 1
  selector:
    matchLabels:
      app: lifecycle-postgres
  template:
    metadata:
      labels:
        app: lifecycle-postgres
    spec:
      containers:
        - name: postgres
          image: postgres:16-alpine
          ports:
            - containerPort: 5432
          env:
            - name: POSTGRES_DB
              value: lifecycle
            - name: POSTGRES_USER
              value: postgres
            - name: POSTGRES_PASSWORD
              value: postgres
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
          volumeMounts:
            - name: postgres-storage
              mountPath: /var/lib/postgresql/data
          readinessProbe:
            exec:
              command:
                - pg_isready
                - -U
                - postgres
                - -d
                - lifecycle
            initialDelaySeconds: 5
            periodSeconds: 5
          livenessProbe:
            exec:
              command:
                - pg_isready
                - -U
                - postgres
                - -d
                - lifecycle
            initialDelaySeconds: 10
            periodSeconds: 10
      volumes:
        - name: postgres-storage
          persistentVolumeClaim:
            claimName: postgres-pvc
---
apiVersion: v1
kind: Service
metadata:
  name: lifecycle-postgres
  labels:
    app: lifecycle-postgres
spec:
  selector:
    app: lifecycle-postgres
  ports:
    - port: 5432
      targetPort: 5432