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Prometheus Configuration

Prometheus is an open-source systems monitoring and alerting toolkit. It collects and stores metrics as time series data.

Best Practice

Any supported EKS Anywhere curated package should be modified through package yaml files (with kind: Package) and applied through the command kubectl apply -f packageFileName. Modifying objects outside of package yaml files may lead to unpredictable behaviors.

For automatic namespace (targetNamespace) creation, see createNamespace field: PackagebundleController.spec

Configuration options for Prometheus

1 - Prometheus with Grafana

This tutorial demonstrates how to config the Prometheus package to scrape metrics from an EKS Anywhere cluster, and visualize them in Grafana.

This tutorial walks through the following procedures:

Install the Prometheus package

The Prometheus package creates two components by default:

  • Prometheus-server, which collects metrics from configured targets, and stores the metrics as time series data;
  • Node-exporter, which exposes a wide variety of hardware- and kernel-related metrics for prometheus-server (or an equivalent metrics collector, i.e. ADOT collector) to scrape.

The prometheus-server is pre-configured to scrape the following targets at 1m interval:

  • Kubernetes API servers
  • Kubernetes nodes
  • Kubernetes nodes cadvisor
  • Kubernetes service endpoints
  • Kubernetes services
  • Kubernetes pods
  • Prometheus-server itself

If no config modification is needed, a user can proceed to the Prometheus installation guide .

Prometheus Package Customization

In this section, we cover a few frequently-asked config customizations. After determining the appropriate customization, proceed to the Prometheus installation guide to complete the package installation. Also refer to Prometheus package spec for additional config options.

Change prometheus-server global configs

By default, prometheus-server is configured with evaluation_interval: 1m, scrape_interval: 1m, scrape_timeout: 10s. Those values can be overwritten if preferred / needed.

The following config allows the user to do such customization:

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  config: |
    server:
      global:
        evaluation_interval: "30s"
        scrape_interval: "30s"
        scrape_timeout: "15s"    

Run prometheus-server as statefulSets

By default, prometheus-server is created as a deployment with replicaCount equals to 1. If there is a need to increase the replicaCount greater than 1, a user should deploy prometheus-server as a statefulSet instead. This allows multiple prometheus-server pods to share the same data storage.

The following config allows the user to do such customization:

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  config: |
    server:
      replicaCount: 2
      statefulSet:
        enabled: true    

Disable prometheus-server and use node-exporter only

A user may disable the prometheus-server when:

  • they would like to use node-exporter to expose hardware- and kernel-related metrics, while
  • they have deployed another metrics collector in the cluster and configured a remote-write storage solution, which fulfills the prometheus-server functionality (check out the ADOT with Amazon Managed Prometheus and Amazon Managed Grafana workshop to learn how to do so).

The following config allows the user to do such customization:

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    metadata:
      name: generated-prometheus
      namespace: eksa-packages-<cluster-name>
    spec:
      packageName: prometheus
      config: |
        server:
          enabled: false        

Disable node-exporter and use prometheus-server only

A user may disable the node-exporter when:

  • they would like to deploy multiple prometheus-server packages for a cluster, while
  • deploying only one or none node-exporter instance per node.

The following config allows the user to do such customization:

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    metadata:
      name: generated-prometheus
      namespace: eksa-packages-<cluster-name>
    spec:
      packageName: prometheus
      config: |
        nodeExporter:
          enabled: false        

Prometheus Package Test

To ensure the Prometheus package is installed correctly in the cluster, a user can perform the following tests.

Access prometheus-server web UI

Port forward Prometheus to local host 9090:

export PROM_SERVER_POD_NAME=$(kubectl get pods --namespace <namespace> -l "app.kubernetes.io/name=prometheus,app.kubernetes.io/component=server" -o jsonpath="{.items[0].metadata.name")
kubectl port-forward $PROM_SERVER_POD_NAME -n <namespace> 9090

Go to http://localhost:9090 to access the web UI.

Run sample queries

Run sample queries in Prometheus web UI to confirm the targets have been configured properly. For example, a user can run the following query to obtain the CPU utilization rate by node.

100 - (avg by(instance) (irate(node_cpu_seconds_total{mode="idle"}[5m])) * 100 )

The output will be displayed on the Graph tab. Prometheus Grafana Import Dashboard

Install Grafana helm charts

A user can install Grafana in the cluster to visualize the Prometheus metrics. We used the Grafana helm chart as an example below, though other deployment methods are also possible.

  1. Get helm chart repo info

    helm repo add grafana https://grafana.github.io/helm-charts
    helm repo update
    
  2. Install the helm chart

    helm install my-grafana grafana/grafana
    

Set up Grafana dashboards

Access Grafana web UI

  1. Obtain Grafana login password:

    kubectl get secret --namespace default my-grafana -o jsonpath="{.data.admin-password}" | base64 --decode; echo
    
  2. Port forward Grafana to local host 3000:

    export GRAFANA_POD_NAME=$(kubectl get pods --namespace default -l "app.kubernetes.io/name=grafana,app.kubernetes.io/instance=my-grafana" -o jsonpath="{.items[0].metadata.name}")
    kubectl --namespace default port-forward $GRAFANA_POD_NAME 3000
    
  3. Go to http://localhost:3000 to access the web UI. Log in with username admin, and password obtained from the Obtain Grafana login password in step 1 above.

Add Prometheus data source

  1. Click on the Configuration sign on the left navigation bar, select Data sources, then choose Prometheus as the Data source.

    Prometheus Grafana Add Data Source

  2. Configure Prometheus data source with the following details:

    • Name: Prometheus as an example.
    • URL: http://<prometheus-server-end-point-name>.<namespace>:9090. If the package default values are used, this will be http://generated-prometheus-server.observability:9090.
    • Scrape interval: 1m or the value specified by user in the package config.
    • Select Save and test. A notification data source is working should be displayed.

    Prometheus Grafana Config Data Source

Import dashboard templates

  1. Import a dashboard template by hovering over to the Dashboard sign on the left navigation bar, and click on Import. Type 315 in the Import via grafana.com textbox and select Import. From the dropdown at the bottom, select Prometheus and select Import.

    Prometheus Grafana Import Dashboard

  2. A Kubernetes cluster monitoring (via Prometheus) dashboard will be displayed.

    Prometheus Grafana View Dashboard Kubernetes

  3. Perform the same procedure for template 1860. A Node Exporter Full dashboard will be displayed. Prometheus Grafana View Dashboard Node Exporter

2 - Prometheus

Install/upgrade/uninstall Prometheus

If you have not already done so, make sure your cluster meets the package prerequisites. Be sure to refer to the troubleshooting guide in the event of a problem.

Install

  1. Generate the package configuration

    eksctl anywhere generate package prometheus --cluster <cluster-name> > prometheus.yaml
    
  2. Add the desired configuration to prometheus.yaml

    Please see complete configuration options for all configuration options and their default values.

    Example package file with default configuration, which enables prometheus-server and node-exporter:

     apiVersion: packages.eks.amazonaws.com/v1alpha1
     kind: Package
     metadata:
       name: generated-prometheus
       namespace: eksa-packages-<cluster-name>
     spec:
       packageName: prometheus
    

    Example package file with prometheus-server (or node-exporter) disabled:

     apiVersion: packages.eks.amazonaws.com/v1alpha1
     kind: Package
     metadata:
       name: generated-prometheus
       namespace: eksa-packages-<cluster-name>
     spec:
       packageName: prometheus
       config: |
         # disable prometheus-server
         server:
           enabled: false
         # or disable node-exporter
         # nodeExporter:
         #   enabled: false     
    

    Example package file with prometheus-server deployed as a statefulSet with replicaCount 2, and set scrape config to collect Prometheus-server’s own metrics only:

     apiVersion: packages.eks.amazonaws.com/v1alpha1
     kind: Package
     metadata:
       name: generated-prometheus
       namespace: eksa-packages-<cluster-name>
     spec:
       packageName: prometheus
       targetNamespace: observability
       config: |
         server:
           replicaCount: 2
           statefulSet:
             enabled: true
         serverFiles:
           prometheus.yml:
             scrape_configs:
               - job_name: prometheus
                 static_configs:
                   - targets:
                     - localhost:9090     
    
  3. Create the namespace (If overriding targetNamespace, change observability to the value of targetNamespace)

    kubectl create namespace observability
    
  4. Install prometheus

    eksctl anywhere create packages -f prometheus.yaml
    
  5. Validate the installation

    eksctl anywhere get packages --cluster <cluster-name>
    

    Example command output

    NAMESPACE                      NAME                   PACKAGE      AGE   STATE       CURRENTVERSION                                    TARGETVERSION                                              DETAIL
    eksa-packages-<cluster-name>   generated-prometheus   prometheus   17m   installed   2.41.0-b53c8be243a6cc3ac2553de24ab9f726d9b851ca   2.41.0-b53c8be243a6cc3ac2553de24ab9f726d9b851ca (latest)
    

Update

To update package configuration, update prometheus.yaml file, and run the following command:

eksctl anywhere apply package -f prometheus.yaml

Upgrade

Prometheus will automatically be upgraded when a new bundle is activated.

Uninstall

To uninstall Prometheus, simply delete the package

eksctl anywhere delete package --cluster <cluster-name> generated-prometheus

3 - v2.39.1

Configuring Prometheus in EKS Anywhere package spec

Example

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  targetNamespace: observability
  config: |
    server:
      replicaCount: 2
      statefulSet:
        enabled: true

Configurable parameters and default values under spec.config

Parameter Description Default
General
rbac.create Specifies if clusterRole / role and clusterRoleBinding / roleBinding will be created for prometheus-server and node-exporter true
sourceRegistry Specifies image source registry for prometheus-server and node-exporter "783794618700.dkr.ecr.us-west-2.amazonaws.com"
Node-Exporter
nodeExporter.enabled Indicates if node-exporter is enabled true
nodeExporter.hostNetwork Indicates if node-exporter shares the host network namespace true
nodeExporter.hostPID Indicates if node-exporter shares the host process ID namespace true
nodeExporter.image.pullPolicy Specifies node-exporter image pull policy: IfNotPresent, Always, Never "IfNotPresent"
nodeExporter.image.repository Specifies node-exporter image repository "prometheus/node-exporter"
nodeExporter.resources Specifies resource requests and limits of the node-exporter container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
nodeExporter.service Specifies how to expose node-exporter as a network service See footnote 1
nodeExporter.tolerations Specifies node tolerations for node-exporter scheduling to nodes with taints. Refer to the Kubernetes API documentation toleration field for more details. See footnote 2
serviceAccounts.nodeExporter.annotations Specifies node-exporter service account annotations {}
serviceAccounts.nodeExporter.create Indicates if node-exporter service account will be created true
serviceAccounts.nodeExporter.name Specifies node-exporter service account name ""
Prometheus-Server
server.enabled Indicates if prometheus-server is enabled true
server.global.evaluation_interval Specifies how frequently the prometheus-server rules are evaluated "1m"
server.global.scrape_interval Specifies how frequently prometheus-server will scrape targets "1m"
server.global.scrape_timeout Specifies how long until a prometheus-server scrape request times out "10s"
server.image.pullPolicy Specifies prometheus-server image pull policy: IfNotPresent, Always, Never "IfNotPresent"
server.image.repository Specifies prometheus-server image repository "prometheus/prometheus"
server.name Specifies prometheus-server container name "server"
server.persistentVolume.accessModes Specifies prometheus-server data Persistent Volume access modes "ReadWriteOnce"
server.persistentVolume.enabled Indicates if prometheus-server will create/use a Persistent Volume Claim true
server.persistentVolume.existingClaim Specifies prometheus-server data Persistent Volume existing claim name. It requires server.persistentVolume.enabled: true. If defined, PVC must be created manually before volume will be bound ""
server.persistentVolume.size Specifies prometheus-server data Persistent Volume size "8Gi"
server.remoteRead Specifies prometheus-server remote read configs. Refer to Prometheus docs remote_read for more details []
server.remoteWrite Specifies prometheus-server remote write configs. Refer to Prometheus docs remote_write for more details []
server.replicaCount Specifies the replicaCount for prometheus-server deployment / statefulSet. Note: server.statefulSet.enabled should be set to true if server.replicaCount is greater than 1 1
server.resources Specifies resource requests and limits of the prometheus-server container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
server.retention Specifies prometheus-server data retention period "15d"
server.service Specifies how to expose prometheus-server as a network service See footnote 3
server.statefulSet.enabled Indicates if prometheus-server is deployed as a statefulSet. If set to false, prometheus-server will be deployed as a deployment false
serverFiles.“prometheus.yml”.scrape_configs Specifies a set of targets and parameters for prometheus-server describing how to scrape them. Refer to Prometheus docs scrape_config for more details See footnote 4
serviceAccounts.server.annotations Specifies prometheus-server service account annotations {}
serviceAccounts.server.create Indicates if prometheus-server service account will be created true
serviceAccounts.server.name Specifies prometheus-server service account name ""

  1. Node-exporter service is exposed as a clusterIP with port: 9100 (controlled by nodeExporter.service.servicePort below) and targetPort: 9100 (controlled by nodeExporter.service.hostPort below) by default. Note the annotation prometheus.io/scrape: "true" is mandatory in order for node-exporter to be discovered by prometheus-server as a scrape target. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          service:
            annotations:
              prometheus.io/scrape: "true"
            hostPort: 9100
            servicePort: 9100
            type: ClusterIP    
    
     ↩︎
  2. Node-exporter pods have the following toleration by default, which allows daemonSet to be scheduled on control plane node.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          tolerations:
            # For K8 version prior to 1.24
            - key: "node-role.kubernetes.io/master"
              operator: "Exists"
              effect: "NoSchedule"
            # For K8 version 1.24+
            - key: "node-role.kubernetes.io/control-plane"
              operator: "Exists"
              effect: "NoSchedule"    
    
     ↩︎
  3. Prometheus-server service is exposed as a clusterIP with port: 9090 (controlled by server.service.servicePort below) and targetPort: 9090 (not overridable) by default. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        server:
          service:
            enabled: true
            servicePort: 9090
            type: ClusterIP    
    
     ↩︎
  4. Prometheus-server by default has the following scrape configs.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: | 
        serverFiles:
          prometheus.yml:
            scrape_configs:
              - job_name: prometheus
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                static_configs:
                - targets:
                  - localhost:9090
              - job_name: kubernetes-apiservers
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
                  separator: ;
                  regex: default;kubernetes;https
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes-cadvisor
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: prometheus-pushgateway
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: pushgateway
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-services
                honor_labels: true
                honor_timestamps: true
                params:
                  module:
                  - http_2xx
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /probe
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__address__]
                  separator: ;
                  regex: (.*)
                  target_label: __param_target
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: blackbox
                  action: replace
                - source_labels: [__param_target]
                  separator: ;
                  regex: (.*)
                  target_label: instance
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
    
     ↩︎

4 - v2.41.1

Configuring Prometheus in EKS Anywhere package spec

Example

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  targetNamespace: observability
  config: |
    server:
      replicaCount: 2
      statefulSet:
        enabled: true

Configurable parameters and default values under spec.config

Parameter Description Default
General
rbac.create Specifies if clusterRole / role and clusterRoleBinding / roleBinding will be created for prometheus-server and node-exporter true
sourceRegistry Specifies image source registry for prometheus-server and node-exporter "783794618700.dkr.ecr.us-west-2.amazonaws.com"
Node-Exporter
nodeExporter.enabled Indicates if node-exporter is enabled true
nodeExporter.hostNetwork Indicates if node-exporter shares the host network namespace true
nodeExporter.hostPID Indicates if node-exporter shares the host process ID namespace true
nodeExporter.image.pullPolicy Specifies node-exporter image pull policy: IfNotPresent, Always, Never "IfNotPresent"
nodeExporter.image.repository Specifies node-exporter image repository "prometheus/node-exporter"
nodeExporter.resources Specifies resource requests and limits of the node-exporter container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
nodeExporter.service Specifies how to expose node-exporter as a network service See footnote 1
nodeExporter.tolerations Specifies node tolerations for node-exporter scheduling to nodes with taints. Refer to the Kubernetes API documentation toleration field for more details. See footnote 2
serviceAccounts.nodeExporter.annotations Specifies node-exporter service account annotations {}
serviceAccounts.nodeExporter.create Indicates if node-exporter service account will be created true
serviceAccounts.nodeExporter.name Specifies node-exporter service account name ""
Prometheus-Server
server.enabled Indicates if prometheus-server is enabled true
server.global.evaluation_interval Specifies how frequently the prometheus-server rules are evaluated "1m"
server.global.scrape_interval Specifies how frequently prometheus-server will scrape targets "1m"
server.global.scrape_timeout Specifies how long until a prometheus-server scrape request times out "10s"
server.image.pullPolicy Specifies prometheus-server image pull policy: IfNotPresent, Always, Never "IfNotPresent"
server.image.repository Specifies prometheus-server image repository "prometheus/prometheus"
server.name Specifies prometheus-server container name "server"
server.persistentVolume.accessModes Specifies prometheus-server data Persistent Volume access modes "ReadWriteOnce"
server.persistentVolume.enabled Indicates if prometheus-server will create/use a Persistent Volume Claim true
server.persistentVolume.existingClaim Specifies prometheus-server data Persistent Volume existing claim name. It requires server.persistentVolume.enabled: true. If defined, PVC must be created manually before volume will be bound ""
server.persistentVolume.size Specifies prometheus-server data Persistent Volume size "8Gi"
server.remoteRead Specifies prometheus-server remote read configs. Refer to Prometheus docs remote_read for more details []
server.remoteWrite Specifies prometheus-server remote write configs. Refer to Prometheus docs remote_write for more details []
server.replicaCount Specifies the replicaCount for prometheus-server deployment / statefulSet. Note: server.statefulSet.enabled should be set to true if server.replicaCount is greater than 1 1
server.resources Specifies resource requests and limits of the prometheus-server container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
server.retention Specifies prometheus-server data retention period "15d"
server.service Specifies how to expose prometheus-server as a network service See footnote 3
server.statefulSet.enabled Indicates if prometheus-server is deployed as a statefulSet. If set to false, prometheus-server will be deployed as a deployment false
serverFiles.“prometheus.yml”.scrape_configs Specifies a set of targets and parameters for prometheus-server describing how to scrape them. Refer to Prometheus docs scrape_config for more details See footnote 4
serviceAccounts.server.annotations Specifies prometheus-server service account annotations {}
serviceAccounts.server.create Indicates if prometheus-server service account will be created true
serviceAccounts.server.name Specifies prometheus-server service account name ""

  1. Node-exporter service is exposed as a clusterIP with port: 9100 (controlled by nodeExporter.service.servicePort below) and targetPort: 9100 (controlled by nodeExporter.service.hostPort below) by default. Note the annotation prometheus.io/scrape: "true" is mandatory in order for node-exporter to be discovered by prometheus-server as a scrape target. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          service:
            annotations:
              prometheus.io/scrape: "true"
            hostPort: 9100
            servicePort: 9100
            type: ClusterIP    
    
     ↩︎
  2. Node-exporter pods have the following toleration by default, which allows daemonSet to be scheduled on control plane node.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          tolerations:
            # For K8 version prior to 1.24
            - key: "node-role.kubernetes.io/master"
              operator: "Exists"
              effect: "NoSchedule"
            # For K8 version 1.24+
            - key: "node-role.kubernetes.io/control-plane"
              operator: "Exists"
              effect: "NoSchedule"    
    
     ↩︎
  3. Prometheus-server service is exposed as a clusterIP with port: 9090 (controlled by server.service.servicePort below) and targetPort: 9090 (not overridable) by default. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        server:
          service:
            enabled: true
            servicePort: 9090
            type: ClusterIP    
    
     ↩︎
  4. Prometheus-server by default has the following scrape configs.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: | 
        serverFiles:
          prometheus.yml:
            scrape_configs:
              - job_name: prometheus
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                static_configs:
                - targets:
                  - localhost:9090
              - job_name: kubernetes-apiservers
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
                  separator: ;
                  regex: default;kubernetes;https
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes-cadvisor
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: prometheus-pushgateway
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: pushgateway
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-services
                honor_labels: true
                honor_timestamps: true
                params:
                  module:
                  - http_2xx
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /probe
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__address__]
                  separator: ;
                  regex: (.*)
                  target_label: __param_target
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: blackbox
                  action: replace
                - source_labels: [__param_target]
                  separator: ;
                  regex: (.*)
                  target_label: instance
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
    
     ↩︎

5 - v2.52.0

Configuring Prometheus in EKS Anywhere package spec

Example

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  targetNamespace: observability
  config: |
    server:
      replicaCount: 2
      statefulSet:
        enabled: true

Configurable parameters and default values under spec.config

Parameter Description Default
General
rbac.create Specifies if clusterRole / role and clusterRoleBinding / roleBinding will be created for prometheus-server and node-exporter true
sourceRegistry Specifies image source registry for prometheus-server and node-exporter "783794618700.dkr.ecr.us-west-2.amazonaws.com"
Node-Exporter
nodeExporter.enabled Indicates if node-exporter is enabled true
nodeExporter.hostNetwork Indicates if node-exporter shares the host network namespace true
nodeExporter.hostPID Indicates if node-exporter shares the host process ID namespace true
nodeExporter.image.pullPolicy Specifies node-exporter image pull policy: IfNotPresent, Always, Never "IfNotPresent"
nodeExporter.image.repository Specifies node-exporter image repository "prometheus/node-exporter"
nodeExporter.resources Specifies resource requests and limits of the node-exporter container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
nodeExporter.service Specifies how to expose node-exporter as a network service See footnote 1
nodeExporter.tolerations Specifies node tolerations for node-exporter scheduling to nodes with taints. Refer to the Kubernetes API documentation toleration field for more details. See footnote 2
serviceAccounts.nodeExporter.annotations Specifies node-exporter service account annotations {}
serviceAccounts.nodeExporter.create Indicates if node-exporter service account will be created true
serviceAccounts.nodeExporter.name Specifies node-exporter service account name ""
Prometheus-Server
server.enabled Indicates if prometheus-server is enabled true
server.global.evaluation_interval Specifies how frequently the prometheus-server rules are evaluated "1m"
server.global.scrape_interval Specifies how frequently prometheus-server will scrape targets "1m"
server.global.scrape_timeout Specifies how long until a prometheus-server scrape request times out "10s"
server.image.pullPolicy Specifies prometheus-server image pull policy: IfNotPresent, Always, Never "IfNotPresent"
server.image.repository Specifies prometheus-server image repository "prometheus/prometheus"
server.name Specifies prometheus-server container name "server"
server.persistentVolume.accessModes Specifies prometheus-server data Persistent Volume access modes "ReadWriteOnce"
server.persistentVolume.enabled Indicates if prometheus-server will create/use a Persistent Volume Claim true
server.persistentVolume.existingClaim Specifies prometheus-server data Persistent Volume existing claim name. It requires server.persistentVolume.enabled: true. If defined, PVC must be created manually before volume will be bound ""
server.persistentVolume.size Specifies prometheus-server data Persistent Volume size "8Gi"
server.remoteRead Specifies prometheus-server remote read configs. Refer to Prometheus docs remote_read for more details []
server.remoteWrite Specifies prometheus-server remote write configs. Refer to Prometheus docs remote_write for more details []
server.replicaCount Specifies the replicaCount for prometheus-server deployment / statefulSet. Note: server.statefulSet.enabled should be set to true if server.replicaCount is greater than 1 1
server.resources Specifies resource requests and limits of the prometheus-server container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
server.retention Specifies prometheus-server data retention period "15d"
server.service Specifies how to expose prometheus-server as a network service See footnote 3
server.statefulSet.enabled Indicates if prometheus-server is deployed as a statefulSet. If set to false, prometheus-server will be deployed as a deployment false
serverFiles.“prometheus.yml”.scrape_configs Specifies a set of targets and parameters for prometheus-server describing how to scrape them. Refer to Prometheus docs scrape_config for more details See footnote 4
serviceAccounts.server.annotations Specifies prometheus-server service account annotations {}
serviceAccounts.server.create Indicates if prometheus-server service account will be created true
serviceAccounts.server.name Specifies prometheus-server service account name ""

  1. Node-exporter service is exposed as a clusterIP with port: 9100 (controlled by nodeExporter.service.servicePort below) and targetPort: 9100 (controlled by nodeExporter.service.hostPort below) by default. Note the annotation prometheus.io/scrape: "true" is mandatory in order for node-exporter to be discovered by prometheus-server as a scrape target. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          service:
            annotations:
              prometheus.io/scrape: "true"
            hostPort: 9100
            servicePort: 9100
            type: ClusterIP    
    
     ↩︎
  2. Node-exporter pods have the following toleration by default, which allows daemonSet to be scheduled on control plane node.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          tolerations:
            # For K8 version prior to 1.24
            - key: "node-role.kubernetes.io/master"
              operator: "Exists"
              effect: "NoSchedule"
            # For K8 version 1.24+
            - key: "node-role.kubernetes.io/control-plane"
              operator: "Exists"
              effect: "NoSchedule"    
    
     ↩︎
  3. Prometheus-server service is exposed as a clusterIP with port: 9090 (controlled by server.service.servicePort below) and targetPort: 9090 (not overridable) by default. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        server:
          service:
            enabled: true
            servicePort: 9090
            type: ClusterIP    
    
     ↩︎
  4. Prometheus-server by default has the following scrape configs.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: | 
        serverFiles:
          prometheus.yml:
            scrape_configs:
              - job_name: prometheus
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                static_configs:
                - targets:
                  - localhost:9090
              - job_name: kubernetes-apiservers
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
                  separator: ;
                  regex: default;kubernetes;https
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes-cadvisor
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: prometheus-pushgateway
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: pushgateway
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-services
                honor_labels: true
                honor_timestamps: true
                params:
                  module:
                  - http_2xx
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /probe
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__address__]
                  separator: ;
                  regex: (.*)
                  target_label: __param_target
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: blackbox
                  action: replace
                - source_labels: [__param_target]
                  separator: ;
                  regex: (.*)
                  target_label: instance
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
    
     ↩︎

6 - v2.54.1

Configuring Prometheus in EKS Anywhere package spec

Example

apiVersion: packages.eks.amazonaws.com/v1alpha1
kind: Package
metadata:
  name: generated-prometheus
  namespace: eksa-packages-<cluster-name>
spec:
  packageName: prometheus
  targetNamespace: observability
  config: |
    server:
      replicaCount: 2
      statefulSet:
        enabled: true

Configurable parameters and default values under spec.config

Parameter Description Default
General
rbac.create Specifies if clusterRole / role and clusterRoleBinding / roleBinding will be created for prometheus-server and node-exporter true
sourceRegistry Specifies image source registry for prometheus-server and node-exporter "783794618700.dkr.ecr.us-west-2.amazonaws.com"
Node-Exporter
nodeExporter.enabled Indicates if node-exporter is enabled true
nodeExporter.hostNetwork Indicates if node-exporter shares the host network namespace true
nodeExporter.hostPID Indicates if node-exporter shares the host process ID namespace true
nodeExporter.image.pullPolicy Specifies node-exporter image pull policy: IfNotPresent, Always, Never "IfNotPresent"
nodeExporter.image.repository Specifies node-exporter image repository "prometheus/node-exporter"
nodeExporter.resources Specifies resource requests and limits of the node-exporter container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
nodeExporter.service Specifies how to expose node-exporter as a network service See footnote 1
nodeExporter.tolerations Specifies node tolerations for node-exporter scheduling to nodes with taints. Refer to the Kubernetes API documentation toleration field for more details. See footnote 2
serviceAccounts.nodeExporter.annotations Specifies node-exporter service account annotations {}
serviceAccounts.nodeExporter.create Indicates if node-exporter service account will be created true
serviceAccounts.nodeExporter.name Specifies node-exporter service account name ""
Prometheus-Server
server.enabled Indicates if prometheus-server is enabled true
server.global.evaluation_interval Specifies how frequently the prometheus-server rules are evaluated "1m"
server.global.scrape_interval Specifies how frequently prometheus-server will scrape targets "1m"
server.global.scrape_timeout Specifies how long until a prometheus-server scrape request times out "10s"
server.image.pullPolicy Specifies prometheus-server image pull policy: IfNotPresent, Always, Never "IfNotPresent"
server.image.repository Specifies prometheus-server image repository "prometheus/prometheus"
server.name Specifies prometheus-server container name "server"
server.persistentVolume.accessModes Specifies prometheus-server data Persistent Volume access modes "ReadWriteOnce"
server.persistentVolume.enabled Indicates if prometheus-server will create/use a Persistent Volume Claim true
server.persistentVolume.existingClaim Specifies prometheus-server data Persistent Volume existing claim name. It requires server.persistentVolume.enabled: true. If defined, PVC must be created manually before volume will be bound ""
server.persistentVolume.size Specifies prometheus-server data Persistent Volume size "8Gi"
server.remoteRead Specifies prometheus-server remote read configs. Refer to Prometheus docs remote_read for more details []
server.remoteWrite Specifies prometheus-server remote write configs. Refer to Prometheus docs remote_write for more details []
server.replicaCount Specifies the replicaCount for prometheus-server deployment / statefulSet. Note: server.statefulSet.enabled should be set to true if server.replicaCount is greater than 1 1
server.resources Specifies resource requests and limits of the prometheus-server container. Refer to the Kubernetes API documentation ResourceRequirements field for more details {}
server.retention Specifies prometheus-server data retention period "15d"
server.service Specifies how to expose prometheus-server as a network service See footnote 3
server.statefulSet.enabled Indicates if prometheus-server is deployed as a statefulSet. If set to false, prometheus-server will be deployed as a deployment false
serverFiles.“prometheus.yml”.scrape_configs Specifies a set of targets and parameters for prometheus-server describing how to scrape them. Refer to Prometheus docs scrape_config for more details See footnote 4
serviceAccounts.server.annotations Specifies prometheus-server service account annotations {}
serviceAccounts.server.create Indicates if prometheus-server service account will be created true
serviceAccounts.server.name Specifies prometheus-server service account name ""

  1. Node-exporter service is exposed as a clusterIP with port: 9100 (controlled by nodeExporter.service.servicePort below) and targetPort: 9100 (controlled by nodeExporter.service.hostPort below) by default. Note the annotation prometheus.io/scrape: "true" is mandatory in order for node-exporter to be discovered by prometheus-server as a scrape target. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          service:
            annotations:
              prometheus.io/scrape: "true"
            hostPort: 9100
            servicePort: 9100
            type: ClusterIP    
    
     ↩︎
  2. Node-exporter pods have the following toleration by default, which allows daemonSet to be scheduled on control plane node.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        nodeExporter:
          tolerations:
            # For K8 version prior to 1.24
            - key: "node-role.kubernetes.io/master"
              operator: "Exists"
              effect: "NoSchedule"
            # For K8 version 1.24+
            - key: "node-role.kubernetes.io/control-plane"
              operator: "Exists"
              effect: "NoSchedule"    
    
     ↩︎
  3. Prometheus-server service is exposed as a clusterIP with port: 9090 (controlled by server.service.servicePort below) and targetPort: 9090 (not overridable) by default. See below specification for details.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        server:
          service:
            enabled: true
            servicePort: 9090
            type: ClusterIP    
    
     ↩︎
  4. Prometheus-server by default has the following scrape configs.

    apiVersion: packages.eks.amazonaws.com/v1alpha1
    kind: Package
    ...
    spec:
      config: |
        serverFiles:
          prometheus.yml:
            scrape_configs:
              - job_name: prometheus
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                static_configs:
                - targets:
                  - localhost:9090
              - job_name: kubernetes-apiservers
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
                  separator: ;
                  regex: default;kubernetes;https
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-nodes-cadvisor
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: https
                authorization:
                  type: Bearer
                  credentials_file: /var/run/secrets/kubernetes.io/serviceaccount/token
                tls_config:
                  ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
                  insecure_skip_verify: false
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - separator: ;
                  regex: __meta_kubernetes_node_label_(.+)
                  replacement: $1
                  action: labelmap
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: kubernetes.default.svc:443
                  action: replace
                - source_labels: [__meta_kubernetes_node_name]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor
                  action: replace
                kubernetes_sd_configs:
                - role: node
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-service-endpoints-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_node_name]
                  separator: ;
                  regex: (.*)
                  target_label: node
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: endpoints
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: prometheus-pushgateway
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: pushgateway
                  replacement: $1
                  action: keep
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-services
                honor_labels: true
                honor_timestamps: true
                params:
                  module:
                  - http_2xx
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /probe
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_service_annotation_prometheus_io_probe]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__address__]
                  separator: ;
                  regex: (.*)
                  target_label: __param_target
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: (.*)
                  target_label: __address__
                  replacement: blackbox
                  action: replace
                - source_labels: [__param_target]
                  separator: ;
                  regex: (.*)
                  target_label: instance
                  replacement: $1
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_service_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_service_name]
                  separator: ;
                  regex: (.*)
                  target_label: service
                  replacement: $1
                  action: replace
                kubernetes_sd_configs:
                - role: service
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 1m
                scrape_timeout: 10s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: drop
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true
              - job_name: kubernetes-pods-slow
                honor_labels: true
                honor_timestamps: true
                scrape_interval: 5m
                scrape_timeout: 30s
                metrics_path: /metrics
                scheme: http
                follow_redirects: true
                enable_http2: true
                relabel_configs:
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape_slow]
                  separator: ;
                  regex: "true"
                  replacement: $1
                  action: keep
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scheme]
                  separator: ;
                  regex: (https?)
                  target_label: __scheme__
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
                  separator: ;
                  regex: (.+)
                  target_label: __metrics_path__
                  replacement: $1
                  action: replace
                - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
                  separator: ;
                  regex: (.+?)(?::\d+)?;(\d+)
                  target_label: __address__
                  replacement: $1:$2
                  action: replace
                - separator: ;
                  regex: __meta_kubernetes_pod_annotation_prometheus_io_param_(.+)
                  replacement: __param_$1
                  action: labelmap
                - separator: ;
                  regex: __meta_kubernetes_pod_label_(.+)
                  replacement: $1
                  action: labelmap
                - source_labels: [__meta_kubernetes_namespace]
                  separator: ;
                  regex: (.*)
                  target_label: namespace
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_name]
                  separator: ;
                  regex: (.*)
                  target_label: pod
                  replacement: $1
                  action: replace
                - source_labels: [__meta_kubernetes_pod_phase]
                  separator: ;
                  regex: Pending|Succeeded|Failed|Completed
                  replacement: $1
                  action: drop
                kubernetes_sd_configs:
                - role: pod
                  kubeconfig_file: ""
                  follow_redirects: true
                  enable_http2: true    
    
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