From 446837936c371344a1b9a516e017f4775a2a9f25 Mon Sep 17 00:00:00 2001 From: Fredrik Liv Date: Tue, 9 May 2023 14:31:18 +0200 Subject: [PATCH] Added helm chart (#83) --- charts/bird-exporter/.helmignore | 23 +++++++ charts/bird-exporter/Chart.yaml | 8 +++ charts/bird-exporter/templates/_helpers.tpl | 62 +++++++++++++++++++ charts/bird-exporter/templates/daemonset.yaml | 59 ++++++++++++++++++ charts/bird-exporter/templates/service.yaml | 15 +++++ .../templates/servicemonitor.yaml | 24 +++++++ charts/bird-exporter/values.yaml | 59 ++++++++++++++++++ 7 files changed, 250 insertions(+) create mode 100644 charts/bird-exporter/.helmignore create mode 100644 charts/bird-exporter/Chart.yaml create mode 100644 charts/bird-exporter/templates/_helpers.tpl create mode 100644 charts/bird-exporter/templates/daemonset.yaml create mode 100644 charts/bird-exporter/templates/service.yaml create mode 100644 charts/bird-exporter/templates/servicemonitor.yaml create mode 100644 charts/bird-exporter/values.yaml diff --git a/charts/bird-exporter/.helmignore b/charts/bird-exporter/.helmignore new file mode 100644 index 0000000..0e8a0eb --- /dev/null +++ b/charts/bird-exporter/.helmignore @@ -0,0 +1,23 @@ +# 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 +*.orig +*~ +# Various IDEs +.project +.idea/ +*.tmproj +.vscode/ diff --git a/charts/bird-exporter/Chart.yaml b/charts/bird-exporter/Chart.yaml new file mode 100644 index 0000000..bba3d87 --- /dev/null +++ b/charts/bird-exporter/Chart.yaml @@ -0,0 +1,8 @@ +apiVersion: v2 +name: bird-exporter +description: Exporter for bird-exporter +type: application +version: 0.1.0 +appVersion: "1.4.1" +sources: + - https://github.com/czerwonk/bird-exporter diff --git a/charts/bird-exporter/templates/_helpers.tpl b/charts/bird-exporter/templates/_helpers.tpl new file mode 100644 index 0000000..c5d8559 --- /dev/null +++ b/charts/bird-exporter/templates/_helpers.tpl @@ -0,0 +1,62 @@ +{{/* +Expand the name of the chart. +*/}} +{{- define "bird-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 "bird-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 }} + +{{/* +Create chart name and version as used by the chart label. +*/}} +{{- define "bird-exporter.chart" -}} +{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }} +{{- end }} + +{{/* +Common labels +*/}} +{{- define "bird-exporter.labels" -}} +helm.sh/chart: {{ include "bird-exporter.chart" . }} +{{ include "bird-exporter.selectorLabels" . }} +{{- if .Chart.AppVersion }} +app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} +{{- end }} +app.kubernetes.io/managed-by: {{ .Release.Service }} +{{- end }} + +{{/* +Selector labels +*/}} +{{- define "bird-exporter.selectorLabels" -}} +app.kubernetes.io/name: {{ include "bird-exporter.name" . }} +app.kubernetes.io/instance: {{ .Release.Name }} +{{- end }} + +{{/* +Create the name of the service account to use +*/}} +{{- define "bird-exporter.serviceAccountName" -}} +{{- if .Values.serviceAccount.create }} +{{- default (include "bird-exporter.fullname" .) .Values.serviceAccount.name }} +{{- else }} +{{- default "default" .Values.serviceAccount.name }} +{{- end }} +{{- end }} diff --git a/charts/bird-exporter/templates/daemonset.yaml b/charts/bird-exporter/templates/daemonset.yaml new file mode 100644 index 0000000..d209bd4 --- /dev/null +++ b/charts/bird-exporter/templates/daemonset.yaml @@ -0,0 +1,59 @@ +apiVersion: apps/v1 +kind: DaemonSet +metadata: + name: {{ include "bird-exporter.fullname" . }} + labels: + {{- include "bird-exporter.labels" . | nindent 4 }} +spec: + selector: + matchLabels: + {{- include "bird-exporter.selectorLabels" . | nindent 6 }} + template: + metadata: + {{- with .Values.podAnnotations }} + annotations: + {{- toYaml . | nindent 8 }} + {{- end }} + labels: + {{- include "bird-exporter.selectorLabels" . | nindent 8 }} + spec: + {{- with .Values.imagePullSecrets }} + imagePullSecrets: + {{- toYaml . | nindent 8 }} + {{- end }} + securityContext: + {{- toYaml .Values.podSecurityContext | nindent 8 }} + containers: + - name: {{ .Chart.Name }} + securityContext: + {{- toYaml .Values.securityContext | nindent 12 }} + image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}" + imagePullPolicy: {{ .Values.image.pullPolicy }} + args: + {{- toYaml .Values.exporter.args | nindent 12 }} + ports: + - name: http-metrics + containerPort: 9324 + protocol: TCP + resources: + {{- toYaml .Values.resources | nindent 12 }} + volumeMounts: + - mountPath: /var/run/bird + name: bird-socket + readOnly: true + {{- with .Values.nodeSelector }} + nodeSelector: + {{- toYaml . | nindent 8 }} + {{- end }} + {{- with .Values.affinity }} + affinity: + {{- toYaml . | nindent 8 }} + {{- end }} + {{- with .Values.tolerations }} + tolerations: + {{- toYaml . | nindent 8 }} + {{- end }} + volumes: + - name: bird-socket + hostPath: + path: {{ .Values.exporter.birdSocketPath }} diff --git a/charts/bird-exporter/templates/service.yaml b/charts/bird-exporter/templates/service.yaml new file mode 100644 index 0000000..646f115 --- /dev/null +++ b/charts/bird-exporter/templates/service.yaml @@ -0,0 +1,15 @@ +apiVersion: v1 +kind: Service +metadata: + name: {{ include "bird-exporter.fullname" . }}-metrics + labels: + {{- include "bird-exporter.labels" . | nindent 4 }} +spec: + type: ClusterIP + ports: + - targetPort: http-metrics + protocol: TCP + port: 9324 + name: http-metrics + selector: + {{- include "bird-exporter.selectorLabels" . | nindent 4 }} diff --git a/charts/bird-exporter/templates/servicemonitor.yaml b/charts/bird-exporter/templates/servicemonitor.yaml new file mode 100644 index 0000000..b0a4744 --- /dev/null +++ b/charts/bird-exporter/templates/servicemonitor.yaml @@ -0,0 +1,24 @@ +{{- if .Values.serviceMonitor.enabled }} +apiVersion: monitoring.coreos.com/v1 +kind: ServiceMonitor +metadata: + name: {{ include "bird-exporter.fullname" . }} +spec: + jobLabel: {{ .Values.serviceMonitor.jobLabel | quote }} + namespaceSelector: + matchNames: + - {{ .Release.Namespace }} + selector: + matchLabels: + {{- include "bird-exporter.labels" . | nindent 6 }} + endpoints: + - port: http-metrics + {{- if .Values.serviceMonitor.metricRelabelings }} + metricRelabelings: + {{- toYaml .Values.serviceMonitor.metricRelabelings | nindent 6 }} + {{- end }} + {{- if .Values.serviceMonitor.relabelings }} + relabelings: + {{- toYaml .Values.serviceMonitor.relabelings | nindent 6 }} + {{- end }} +{{- end }} diff --git a/charts/bird-exporter/values.yaml b/charts/bird-exporter/values.yaml new file mode 100644 index 0000000..a058d47 --- /dev/null +++ b/charts/bird-exporter/values.yaml @@ -0,0 +1,59 @@ +image: + repository: czerwonk/bird_exporter + pullPolicy: IfNotPresent + # Overrides the image tag whose default is the chart appVersion. + tag: "" + +exporter: + args: + - "-format.new=true" + - "-bird.socket=/var/run/bird/bird.ctl" + - "-bird.socket6=/var/run/bird/bird6.ctl" + # Host path of where the bird socket is. + # This path will then be mounted into /var/run/bird in the container. + birdSocketPath: "/var/run/bird" + +imagePullSecrets: [] +nameOverride: "" +fullnameOverride: "" + +serviceMonitor: + enabled: false + jobLabel: "app.kubernetes.io/name" + + metricRelabelings: [] + # - action: keep + # regex: 'bird_.+' + # sourceLabels: [__name__] + + relabelings: [] + # - action: replace + # sourceLabels: [__meta_kubernetes_pod_node_name] + # targetLabel: nodename + +podAnnotations: {} + +podSecurityContext: + fsGroup: 2000 + +securityContext: + capabilities: + drop: + - ALL + readOnlyRootFilesystem: true + runAsNonRoot: true + runAsUser: 1000 + +resources: {} + # limits: + # cpu: 100m + # memory: 32Mi + # requests: + # cpu: 100m + # memory: 32Mi + +nodeSelector: {} + +tolerations: [] + +affinity: {}