#cloud-config
merge_how: dict(recurse_array)+list(append)
write_files:
  - path: /srv/kubernetes/monitoring/prometheusService.yaml
    owner: "root:root"
    permissions: "0644"
    content: |
      apiVersion: v1
      kind: Service
      metadata:
        annotations:
          prometheus.io/scrape: 'true'
        labels:
          name: prometheus
        name: prometheus
        namespace: kube-system
      spec:
        selector:
          app: prometheus
        type: NodePort
        ports:
        - name: prometheus
          protocol: TCP
          port: 9090
          nodePort: 30900
      ---
      apiVersion: extensions/v1beta1
      kind: Deployment
      metadata:
        name: prometheus
        namespace: kube-system
      spec:
        replicas: 1
        selector:
          matchLabels:
            app: prometheus
        template:
          metadata:
            name: prometheus
            labels:
              app: prometheus
          spec:
            containers:
            - name: prometheus
              image: prom/prometheus
              args:
                - '-storage.local.retention=6h'
                - '-storage.local.memory-chunks=500000'
                - '-config.file=/etc/prometheus/prometheus.yml'
              ports:
              - name: web
                containerPort: 9090
                hostPort: 9090
              volumeMounts:
              - name: config-volume
                mountPath: /etc/prometheus
            volumes:
            - name: config-volume
              configMap:
                name: prometheus