apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
spec:
  selector:
    matchLabels:
      app: postgres
  serviceName: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      #schedulerName: stork
      initContainers:
      - name: rmdir
        image: alpine
        volumeMounts:
        - mountPath: /vol
          name: postgres
        command: ["sh", "-c", "if [ -d /vol/lost+found ]; then rmdir /vol/lost+found; fi"]
      containers:
      - name: postgres
        image: postgres:12
        env:
        - name: POSTGRES_HOST_AUTH_METHOD
          value: trust
        volumeMounts:
        - mountPath: /var/lib/postgresql/data
          name: postgres
  volumeClaimTemplates:
  - metadata:
      name: postgres
    spec:
      accessModes: ["ReadWriteOnce"]
      resources:
        requests:
          storage: 1Gi