apiVersion: apps/v1
kind: Deployment
metadata:
  name: prometheus
  namespace: monitoring
spec:
  replicas: 1
  selector:
    matchLabels:
      name: prometheus
      phase: prod
  template:
    metadata:
      labels:
        name: prometheus
        phase: prod
    spec:
      nodeSelector:
        node-role.kubernetes.io/master: ""
      tolerations:
      - key: node-role.kubernetes.io/master
        operator: Exists
        effect: NoSchedule
      serviceAccountName: prometheus
      containers:
      - name: prometheus
        image: quay.io/prometheus/prometheus:v2.2.1
        args:
          - '--config.file=/etc/prometheus/prometheus.yaml'
        ports:
        - name: web
          containerPort: 9090
        volumeMounts:
        - name: config
          mountPath: /etc/prometheus
        - name: rules
          mountPath: /etc/prometheus/rules
        - name: data
          mountPath: /var/lib/prometheus
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      terminationGracePeriodSeconds: 30
      volumes:
      - name: config
        configMap:
          name: prometheus-config
      - name: rules
        configMap:
          name: prometheus-rules
      - name: data
        emptyDir: {}