apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: serverless-metering-server
spec:
  replicas: 2
  selector:
    matchLabels:
      app: serverless-metering-server
  template:
    metadata:
      labels:
        app: serverless-metering-server
        app.kubernetes.io/component: serverless-metering
        app.kubernetes.io/name: serverless-metering-server
      annotations:
        prometheus.io/path: /metrics
        prometheus.io/port: "9090"
        prometheus.io/scrape: "true"
    spec:
      containers:
        - name: serverless-metering
          command:
            - /serverless-metering
            - metric-server
          resources:
            limits:
              cpu: 500m
              memory: 512Mi
          # TODO: readiness probe
          volumeMounts:
            - name: serverless-metering-config
              mountPath: /etc/serverless-metering
              readOnly: true
            - name: data
              mountPath: /data
      serviceAccountName: serverless-metering
      volumes:
        - name: serverless-metering-config
          configMap:
            name: serverless-metering-config
  volumeClaimTemplates:
    - metadata:
        name: data
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: 1Gi
        storageClassName: ebs-sc