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