---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: postgres-data-pv
spec:
  capacity:
    storage: 1Gi
  volumeMode: Filesystem
  accessModes:
    - ReadWriteOnce
  persistentVolumeReclaimPolicy: Retain
  storageClassName: standard
  hostPath:
    path: /usr/local/var/k8s-pg-data

---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: postgres-data-pvc
spec:
  volumeName: postgres-data-pv
  storageClassName: standard
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: postgres-data-ss
spec:
  serviceName: "postgres-data-service"
  replicas: 1
  template:
    metadata:
      labels:
        name: postgres-data-ss
    spec:
      containers:
      - name: postgres-data-pod
        image: lukesmith/postgres-wale
        env:
          - name: POSTGRES_DB
            value: postgres
          - name: POSTGRES_USER
            value: postgres
          - name: POSTGRES_PASSWORD
            value: postgres
          - name: PGDATA
            value: /var/lib/postgresql/data
        ports:
          - containerPort: 5432
            name: psql
        volumeMounts:
        - name: pg-data
          mountPath: /var/lib/postgresql/data
      volumes:
        - name: pg-data
          persistentVolumeClaim:
            claimName: postgres-data-pvc
            readOnly: false