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prometheus-node-exporter

README.md

Prometheus Node Exporter

DEPRECATED and moved to https://github.com/prometheus-community/helm-charts

TL;DR;

$ helm install stable/prometheus-node-exporter

Introduction

This chart bootstraps a prometheus node exporter deployment on a Kubernetes cluster using the Helm package manager.

Installing the Chart

To install the chart with the release name my-release:

$ helm install --name my-release stable/prometheus-node-exporter

The command deploys node exporter on the Kubernetes cluster in the default configuration. The configuration section lists the parameters that can be configured during installation.

Uninstalling the Chart

To uninstall/delete the my-release deployment:

$ helm delete my-release

The command removes all the Kubernetes components associated with the chart and deletes the release.

Configuration

The following table lists the configurable parameters of the Node Exporter chart and their default values.

Parameter Description Default
image.repository Image repository quay.io/prometheus/node-exporter
image.tag Image tag v1.0.1
image.pullPolicy Image pull policy IfNotPresent
extraArgs Additional container arguments []
extraHostVolumeMounts Additional host volume mounts []
podAnnotations Annotations to be added to node exporter pods {}
podLabels Additional labels to be added to pods {}
rbac.create If true, create & use RBAC resources true
rbac.pspEnabled Specifies whether a PodSecurityPolicy should be created. true
resources CPU/Memory resource requests/limits {}
service.type Service type ClusterIP
service.port The service port 9100
service.targetPort The target port of the container 9100
service.nodePort The node port of the service
service.listenOnAllInterfaces If true, listen on all interfaces using IP 0.0.0.0. Else listen on the IP address pod has been assigned by Kubernetes. true
service.annotations Kubernetes service annotations {prometheus.io/scrape: "true"}
serviceAccount.create Specifies whether a service account should be created. true
serviceAccount.name Service account to be used. If not set and serviceAccount.create is true, a name is generated using the fullname template
serviceAccount.imagePullSecrets Specify image pull secrets []
securityContext SecurityContext See values.yaml
affinity A group of affinity scheduling rules for pod assignment {}
nodeSelector Node labels for pod assignment {}
tolerations List of node taints to tolerate - effect: NoSchedule operator: Exists
priorityClassName Name of Priority Class to assign pods nil
endpoints list of addresses that have node exporter deployed outside of the cluster []
hostNetwork Whether to expose the service to the host network true
prometheus.monitor.enabled Set this to true to create ServiceMonitor for Prometheus operator false
prometheus.monitor.additionalLabels Additional labels that can be used so ServiceMonitor will be discovered by Prometheus {}
prometheus.monitor.namespace namespace where servicemonitor resource should be created the same namespace as prometheus node exporter
prometheus.monitor.relabelings Relabelings that should be applied on the ServerMonitor {}
prometheus.monitor.scrapeTimeout Timeout after which the scrape is ended 10s
configmaps Allow mounting additional configmaps. []
namespaceOverride Override the deployment namespace "" (Release.Namespace)
updateStrategy Configure a custom update strategy for the daemonset Rolling update with 1 max unavailable
sidecars Additional containers for export metrics to text file []
sidecarVolumeMount Volume for sidecar containers []

Specify each parameter using the --set key=value[,key=value] argument to helm install. For example,

$ helm install --name my-release \
  --set serviceAccount.name=node-exporter  \
    stable/prometheus-node-exporter

Alternatively, a YAML file that specifies the values for the above parameters can be provided while installing the chart. For example,

$ helm install --name my-release -f values.yaml stable/prometheus-node-exporter