apiVersion: helm.toolkit.fluxcd.io/v2
kind: HelmRelease
metadata:
  name: kube-prometheus-stack
  namespace: monitoring
spec:
  interval: 5m
  chart:
    spec:
      chart: kube-prometheus-stack
      version: "66.2.1"
      sourceRef:
        kind: HelmRepository
        name: prometheus-community
        namespace: flux-system

  values:
    alertmanager:
      enabled: false
                
    grafana:
      enabled: false
      # enabled dashboards even with grafana being disabled
      #forceDeployDashboards: true
      #defaultDashboardsTimezone: America/New_York

    prometheus:
      enabled: false

    defaultRule:
      create: false
      rules:
        general: false

    kubelet:
      enabled: true
      serviceMonitor:
        metricRelabelings:
          # Remove duplicate metrics
          - sourceLabels: ["__name__"]
            regex: "(apiserver_audit|apiserver_client|apiserver_delegated|apiserver_envelope|apiserver_storage|apiserver_webhooks|authentication_token|cadvisor_version|container_blkio|container_cpu|container_fs|container_last|container_memory|container_network|container_oom|container_processes|container|csi_operations|disabled_metric|get_token|go|hidden_metric|kubelet_certificate|kubelet_cgroup|kubelet_container|kubelet_containers|kubelet_cpu|kubelet_device|kubelet_graceful|kubelet_http|kubelet_lifecycle|kubelet_managed|kubelet_node|kubelet_pleg|kubelet_pod|kubelet_run|kubelet_running|kubelet_runtime|kubelet_server|kubelet_started|kubelet_volume|kubernetes_build|kubernetes_feature|machine_cpu|machine_memory|machine_nvm|machine_scrape|node_namespace|plugin_manager|prober_probe|process_cpu|process_max|process_open|process_resident|process_start|process_virtual|registered_metric|rest_client|scrape_duration|scrape_samples|scrape_series|storage_operation|volume_manager|volume_operation|workqueue)_(.+)"
            action: keep
          - sourceLabels: ["node"]
            targetLabel: instance
            action: replace
    kubeApiServer:
      serviceMonitor:
        selector:
          k8s-app: kube-apiserver
    kubeScheduler:
      service:
        selector:
          k8s-app: kube-scheduler
    kubeControllerManager: &kubeControllerManager
      service:
        selector:
          k8s-app: kube-controller-manager
    kubeEtcd:
      <<: *kubeControllerManager # etcd runs on control plane nodes
    prometheus-node-exporter:
      fullnameOverride: node-exporter
      prometheus:
        monitor:
          enabled: true
          relabelings:
            - action: replace
              regex: (.*)
              replacement: $1
              sourceLabels: ["__meta_kubernetes_pod_node_name"]
              targetLabel: kubernetes_node
    kube-state-metrics:
      fullnameOverride: kube-state-metrics
      metricLabelsAllowlist:
        - pods=[*]
        - deployments=[*]
        - persistentvolumeclaims=[*]
      prometheus:
        monitor:
          enabled: true
          relabelings:
            - action: replace
              regex: (.*)
              replacement: $1
              sourceLabels: ["__meta_kubernetes_pod_node_name"]
              targetLabel: kubernetes_node