apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
  namespace: {{ .Values.namespace }}
spec:
  serviceName: postgres
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      nodeSelector:
{{ toYaml .Values.nodeSelector | indent 8 }}
      containers:
        - name: postgres
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          ports:
            - containerPort: 5432
              name: postgres
          envFrom:
            - secretRef:
                name: postgres-secret
          volumeMounts:
            - name: postgres-data
              mountPath: /var/lib/postgresql/data
          env:
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
  volumeClaimTemplates:
    - metadata:
        name: postgres-data
      spec:
        accessModes:
          - ReadWriteOnce
        storageClassName: {{ .Values.storage.className | quote }}
        resources:
          requests:
            storage: {{ .Values.storage.size | quote }}