apiVersion: v1
kind: Service
metadata:
  name: prometheus
spec:
  type: NodePort
  ports:
    - port: 9090
  selector:
    app: xmidt-app
---
apiVersion: v1
data:
  prometheus.yml: |
    # my global config
    global:
      scrape_interval: 2s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
      evaluation_interval: 2s # Evaluate rules every 15 seconds. The default is every 1 minute.
      # scrape_timeout is set to the global default (10s).

      # Attach these labels to any time series or alerts when communicating with
      # external systems (federation, remote storage, Alertmanager).
      external_labels:
        monitor: "codelab-monitor"

    # Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
    # rule_files:
    #   - "first.rules"
    #   - "second.rules"

    # A scrape configuration containing exactly one endpoint to scrape:
    # Here it's Prometheus itself.
    scrape_configs:
      # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
      - job_name: "prometheus"

        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["prometheus:9090"]

      - job_name: "docker"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["docker.for.mac.host.internal:9323"]
      - job_name: "caduceus"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["caduceus:6003"]

      - job_name: "petasos"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["petasos:6403"]

      - job_name: "scytale"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["scytale:6303"]

      - job_name: "talaria"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["talaria:6204"]

      - job_name: "tr1d1um"
        # metrics_path defaults to '/metrics'
        # scheme defaults to 'http'.

        static_configs:
          - targets: ["tr1d1um:6103"]

      - job_name: "consul"
        metrics_path: "/v1/agent/metrics"
        params:
          format:
            ["prometheus"]
            # metrics_path defaults to '/metrics'
            # scheme defaults to 'http'.
        static_configs:
          - targets: ["{{ .Release.Name }}-consul:8500"]
kind: ConfigMap
metadata:
  labels:
    app: xmidt-app
  name: prometheus-config
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: prometheus
  labels:
    app: xmidt-app
spec:
  selector:
    matchLabels:
      app: xmidt-app
  updateStrategy:
    type: RollingUpdate
  replicas: 1
  serviceName: xmidt-app
  template:
    metadata:
      labels:
        app: xmidt-app
    spec:
      affinity:
        podAntiAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - topologyKey: "kubernetes.io/hostname"
              labelSelector:
                matchExpressions:
                  - key: app
                    operator: In
                    values:
                      - xmidt-app
      volumes:
        - name: prometheus-config
          projected:
            sources:
              - configMap:
                  name: prometheus-config
                  items:
                    - key: prometheus.yml
                      path: prometheus.yml
                      mode: 0755
      # securityContext:
      #   runAsNonRoot: false
      #   runAsUser: 999
      #   supplementalGroups: [999]
      containers:
        - image: prom/prometheus
          name: prometheus
          args:
            [
              "--log.level=debug",
              "--config.file=/prometheus-data/prometheus.yml",
            ]
          ports:
            - containerPort: 9090
              protocol: TCP
          volumeMounts:
            - name: prometheus-config
              mountPath: "/prometheus-data"
              readOnly: true