apiVersion: v1
kind: Service
metadata:
  name: mastodon-pgsql
  namespace: mastodon
  labels:
    app: mastodon
spec:
  type: NodePort
  ports:
    - port: 5432
      name: pgsql
      nodePort: 30798
      targetPort: pgsql
  selector:
    app: mastodon
    tier: pgsql
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: pgsql-pv-claim
  namespace: mastodon
  labels:
    app: mastodon
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 20Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mastodon-pgsql
  namespace: mastodon
  labels:
    app: mastodon
spec:
  selector:
    matchLabels:
      app: mastodon
      tier: pgsql
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: mastodon
        tier: pgsql
    spec:
      containers:
      - image: postgres
        name: pgsql
        env:
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: pgsql-pass
              key: password
        volumeMounts:
        - name: pgsql-persistent-storage
          mountPath: /var/lib/postgresql/data
      volumes:
      - name: pgsql-persistent-storage
        persistentVolumeClaim:
          claimName: pgsql-pv-claim