apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: dnd-dev-postgres-pvc
  namespace: dnd-dev
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: v1
kind: Service
metadata:
  name: dnd-postgres-service
  namespace: dnd-dev
spec:
  selector:
    app: dnd-dev-postgres
  ports:
    - protocol: TCP
      port: 5432
      targetPort: 5432
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: dnd-dev-postgres
  namespace: dnd-dev
spec:
  serviceName: "dnd-postgres-service"
  replicas: 1
  selector:
    matchLabels:
      app: dnd-dev-postgres
  template:
    metadata:
      labels:
        app: dnd-dev-postgres
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: workload
                operator: In
                values:
                - Games
      containers:
      - name: postgres
        image: postgres:15-alpine
        env:
        - name: POSTGRES_DB
          value: "dnd_ledger"
        - name: POSTGRES_USER
          value: "admin"
        - name: POSTGRES_PASSWORD
          value: "dndgeheim123"
        ports:
        - containerPort: 5432
        volumeMounts:
        - name: postgres-storage
          mountPath: /var/lib/postgresql/data
      volumes:
      - name: postgres-storage
        persistentVolumeClaim:
          claimName: dnd-dev-postgres-pvc