apiVersion: v1
kind: Service
metadata:
  name: membership-db
  namespace: {{ www_namespace }}
spec:
  type: ClusterIP
  clusterIP: None
  selector:
    app: membership-db
  ports:
    - name: postgres
      port: 5432
      targetPort: postgres
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: membership-db
  namespace: {{ www_namespace }}
spec:
  serviceName: membership-db
  replicas: 1
  selector:
    matchLabels:
      app: membership-db
  template:
    metadata:
      labels:
        app: membership-db
    spec:
      automountServiceAccountToken: false
{% if www_image_pull_secrets | length %}
      imagePullSecrets:
{{ www_image_pull_secrets | to_nice_yaml | indent(8, true) }}
{% endif %}
      securityContext:
        runAsNonRoot: true
        runAsUser: 999
        runAsGroup: 999
        fsGroup: 999
        seccompProfile:
          type: RuntimeDefault
      containers:
        - name: postgres
          image: {{ www_membership_postgres_image | to_json }}
          env:
            - name: POSTGRES_DB
              value: {{ www_membership_environment.POSTGRES_DB | to_json }}
            - name: POSTGRES_USER
              value: {{ www_membership_environment.POSTGRES_USER | to_json }}
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ www_membership_secret_name }}
                  key: POSTGRES_PASSWORD
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
          ports:
            - name: postgres
              containerPort: 5432
          readinessProbe:
            exec:
              command: [sh, -c, 'pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"']
            periodSeconds: 5
          startupProbe:
            exec:
              command: [sh, -c, 'pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"']
            failureThreshold: 60
            periodSeconds: 5
          securityContext:
            allowPrivilegeEscalation: false
            capabilities:
              drop: [ALL]
          resources:
{{ www_membership_postgres_resources | to_nice_yaml | indent(12, true) }}
          volumeMounts:
            - name: database
              mountPath: /var/lib/postgresql/data
  volumeClaimTemplates:
    - metadata:
        name: database
      spec:
        accessModes: [ReadWriteOnce]
{% if www_membership_postgres_storage_class | length %}
        storageClassName: {{ www_membership_postgres_storage_class | to_json }}
{% endif %}
        resources:
          requests:
            storage: {{ www_membership_postgres_storage_size }}