# Need to change YOUR_CLUSTER_NAME and YOUR_WAVEFRONT_URL accordingly
apiVersion: wavefront.com/v1alpha1
kind: Wavefront
metadata:
  name: wavefront
  namespace: observability-system
spec:
  # Note on clusterName Precedence
  #
  # clusterName is required, but will be overridden by the clusterName in ConfigMap
  clusterName: YOUR_CLUSTER_NAME
  wavefrontUrl: YOUR_WAVEFRONT_URL
  dataExport:
    wavefrontProxy:
      enable: true
  dataCollection:
    metrics:
      enable: true
      customConfig: wavefront-collector-config
---
apiVersion: v1
kind: ConfigMap
metadata:
  labels:
    app.kubernetes.io/name : wavefront
    app.kubernetes.io/component: collector
  name: wavefront-collector-config
  namespace: observability-system
data:
  # Note: make sure your configuration is named `config.yaml` (manual deploy used `collector.yaml`)
  config.yaml: |
    # Note on clusterName Precedence
    #
    # This overrides the clusterName Wavefront Custom Resource
    clusterName: YOUR_CLUSTER_NAME
    enableDiscovery: true
    enableEvents: false
    defaultCollectionInterval: 60s

    sinks:
    - proxyAddress: wavefront-proxy:2878
      filters:
        metricDenyList:
        - kubernetes.sys_container.*
        - kubernetes.collector.runtime.*
        - kubernetes.*.network.rx_rate
        - kubernetes.*.network.rx_errors_rate
        - kubernetes.*.network.tx_rate
        - kubernetes.*.network.tx_errors_rate
        - kubernetes.*.memory.page_faults
        - kubernetes.*.memory.page_faults_rate
        - kubernetes.*.memory.major_page_faults
        - kubernetes.*.memory.major_page_faults_rate
        - kubernetes.*.filesystem.inodes
        - kubernetes.*.filesystem.inodes_free
        - kubernetes.*.ephemeral_storage.request
        - kubernetes.*.ephemeral_storage.limit
        tagExclude:
        - label?controller?revision*
        - label?pod?template*
        - annotation_kubectl_kubernetes_io_last_applied_configuration

    sources:
      kubernetes_source:
        url: https://kubernetes.default.svc
        kubeletPort: 10250
        kubeletHttps: true
        useServiceAccount: true
        insecure: true
        prefix: kubernetes.
        filters:
          metricDenyList:
          - 'kubernetes.sys_container.*'
          - 'kubernetes.node.ephemeral_storage.*'

      internal_stats_source:
        prefix: kubernetes.
      kubernetes_state_source:
        prefix: kubernetes.

      kubernetes_control_plane_source:
        collection:
          interval: 120s

    discovery:
      enable_runtime_plugins: true

      plugins:
      # auto-discover kube DNS
      - name: kube-dns-discovery
        type: prometheus
        selectors:
          images:
          - '*kube-dns/sidecar*'
          labels:
            k8s-app:
            - kube-dns
        port: 10054
        path: /metrics
        scheme: http
        prefix: kube.dns.
        filters:
          metricAllowList:
          - 'kube.dns.http.request.duration.microseconds'
          - 'kube.dns.http.request.size.bytes'
          - 'kube.dns.http.requests.total.counter'
          - 'kube.dns.http.response.size.bytes'
          - 'kube.dns.kubedns.dnsmasq.*'
          - 'kube.dns.process.*'

      # auto-discover coredns
      - name: coredns-discovery
        type: prometheus
        selectors:
          images:
          - '*coredns:*'
          labels:
            k8s-app:
            - kube-dns
        port: 9153
        path: /metrics
        scheme: http
        prefix: kube.coredns.
        filters:
          metricAllowList:
          - 'kube.coredns.coredns.cache.*'
          - 'kube.coredns.coredns.dns.request.count.total.counter'
          - 'kube.coredns.coredns.dns.request.duration.seconds'
          - 'kube.coredns.coredns.dns.request.size.bytes'
          - 'kube.coredns.coredns.dns.request.type.count.total.counter'
          - 'kube.coredns.coredns.dns.response.rcode.count.total.counter'
          - 'kube.coredns.coredns.dns.response.size.bytes'
          - 'kube.coredns.process.*'