add chart

charts/prometheus-node-exporter/.helmignore

@@ -0,0 +1,21 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

charts/prometheus-node-exporter/Chart.yaml

@@ -0,0 +1,17 @@
+apiVersion: v1
+appVersion: 1.1.2
+description: A Helm chart for prometheus node-exporter
+home: https://github.com/prometheus/node_exporter/
+keywords:
+- node-exporter
+- prometheus
+- exporter
+maintainers:
+- email: [email protected]
+  name: gianrubio
+- name: vsliouniaev
+- name: bismarck
+name: prometheus-node-exporter
+sources:
+- https://github.com/prometheus/node_exporter/
+version: 1.18.2

charts/prometheus-node-exporter/README.md

@@ -0,0 +1,63 @@
+# Prometheus Node Exporter
+
+Prometheus exporter for hardware and OS metrics exposed by *NIX kernels, written in Go with pluggable metric collectors.
+
+This chart bootstraps a prometheus [Node Exporter](http://github.com/prometheus/node_exporter) deployment on a [Kubernetes](http://kubernetes.io) cluster using the [Helm](https://helm.sh) package manager.
+
+## Get Repo Info
+
+```console
+helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+helm repo update
+```
+
+_See [helm repo](https://helm.sh/docs/helm/helm_repo/) for command documentation._
+
+## Install Chart
+
+```console
+# Helm 3
+$ helm install [RELEASE_NAME] prometheus-community/prometheus-node-exporter
+
+# Helm 2
+$ helm install --name [RELEASE_NAME] prometheus-community/prometheus-node-exporter
+```
+
+_See [configuration](#configuration) below._
+
+_See [helm install](https://helm.sh/docs/helm/helm_install/) for command documentation._
+
+## Uninstall Chart
+
+```console
+# Helm 3
+$ helm uninstall [RELEASE_NAME]
+
+# Helm 2
+# helm delete --purge [RELEASE_NAME]
+```
+
+This removes all the Kubernetes components associated with the chart and deletes the release.
+
+_See [helm uninstall](https://helm.sh/docs/helm/helm_uninstall/) for command documentation._
+
+## Upgrading Chart
+
+```console
+# Helm 3 or 2
+$ helm upgrade [RELEASE_NAME] [CHART] --install
+```
+
+_See [helm upgrade](https://helm.sh/docs/helm/helm_upgrade/) for command documentation._
+
+## Configuring
+
+See [Customizing the Chart Before Installing](https://helm.sh/docs/intro/using_helm/#customizing-the-chart-before-installing). To see all configurable options with detailed comments, visit the chart's [values.yaml](./values.yaml), or run these configuration commands:
+
+```console
+# Helm 2
+$ helm inspect values prometheus-community/prometheus-node-exporter
+
+# Helm 3
+$ helm show values prometheus-community/prometheus-node-exporter
+```

charts/prometheus-node-exporter/ci/port-values.yaml

@@ -0,0 +1,3 @@
+service:
+  targetPort: 9102
+  port: 9102

charts/prometheus-node-exporter/templates/NOTES.txt

@@ -0,0 +1,15 @@
+1. Get the application URL by running these commands:
+{{- if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ template "prometheus-node-exporter.namespace" . }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ template "prometheus-node-exporter.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ template "prometheus-node-exporter.namespace" . }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get svc -w {{ template "prometheus-node-exporter.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ template "prometheus-node-exporter.namespace" . }} {{ template "prometheus-node-exporter.fullname" . }} -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ template "prometheus-node-exporter.namespace" . }} -l "app={{ template "prometheus-node-exporter.name" . }},release={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:9100 to use your application"
+  kubectl port-forward --namespace {{ template "prometheus-node-exporter.namespace" . }} $POD_NAME 9100
+{{- end }}

charts/prometheus-node-exporter/templates/_helpers.tpl

@@ -0,0 +1,66 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "prometheus-node-exporter.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "prometheus-node-exporter.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/* Generate basic labels */}}
+{{- define "prometheus-node-exporter.labels" }}
+app: {{ template "prometheus-node-exporter.name" . }}
+heritage: {{.Release.Service }}
+release: {{.Release.Name }}
+chart: {{ template "prometheus-node-exporter.chart" . }}
+{{- if .Values.podLabels}}
+{{ toYaml .Values.podLabels }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "prometheus-node-exporter.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "prometheus-node-exporter.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create -}}
+    {{ default (include "prometheus-node-exporter.fullname" .) .Values.serviceAccount.name }}
+{{- else -}}
+    {{ default "default" .Values.serviceAccount.name }}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Allow the release namespace to be overridden for multi-namespace deployments in combined charts
+*/}}
+{{- define "prometheus-node-exporter.namespace" -}}
+  {{- if .Values.namespaceOverride -}}
+    {{- .Values.namespaceOverride -}}
+  {{- else -}}
+    {{- .Release.Namespace -}}
+  {{- end -}}
+{{- end -}}