Add slim stackdriver exporter chart.

README.md

@@ -6,6 +6,7 @@ This repository contains [Helm](https://helm.sh) charts for various projects
 - [Prometheus MongoDb Exporter](https://github.com/whyeasy/helm-charts/tree/master/charts/prometheus-mongodb-exporter)
 - [k8s Node Termination Handler](https://github.com/whyeasy/helm-charts/tree/master/charts/k8s-node-termination-handler)
 - [Gitlab-extra-expoter](https://github.com/Whyeasy/helm-charts/tree/master/charts/gitlab-extra-exporter)
+- [Stackdriver-exporter](https://github.com/Whyeasy/helm-charts/tree/master/charts/stackdriver-exporter)
 
 ## Installing Charts from this Repository
 

charts/stackdriver-exporter/.helmignore

@@ -0,0 +1,22 @@
+# 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
+.vscode/

charts/stackdriver-exporter/Chart.yaml

@@ -0,0 +1,6 @@
+apiVersion: v2
+name: stackdriver-exporter
+description: A slim Helm Chart to deploy a GCP Stackdriver exporter, with BYO SA and Secrets.
+type: application
+version: 0.1.0
+appVersion: 0.9.1

charts/stackdriver-exporter/README.md

@@ -0,0 +1,42 @@
+stackdriver-exporter
+====================
+A slim Helm Chart to deploy a GCP Stackdriver exporter, with BYO SA and Secrets.
+
+Current chart version is `0.1.0`
+
+
+
+
+
+## Chart Values
+
+| Key | Type | Default | Description |
+|-----|------|---------|-------------|
+| affinity | object | `{}` | Adding any affinity for your deployment. |
+| exporter.listenAddress | int | `9255` | What port should be used for the exporter to run on. |
+| exporter.path | string | `"/metrics"` | What path should be used for the exporter to run on. |
+| fullnameOverride | string | `""` |  |
+| image.pullPolicy | string | `"IfNotPresent"` | Pull Policy to use within Cluster. |
+| image.repository | string | `"prometheuscommunity/stackdriver-exporter"` | Image repository to use. |
+| image.tag | string | `"v0.9.1"` | Image tag to use. |
+| imagePullSecrets | list | `[]` | Providing image pull secrets when needed. |
+| nameOverride | string | `""` |  |
+| nodeSelector | object | `{}` | Adding a Node selector for your deployment. |
+| podSecurityContext | object | `{}` |  |
+| replicaCount | int | `1` | Amount of replicas to run. |
+| resources | object | `{"limits":{"memory":"128Mi"},"requests":{"cpu":"100m","memory":"128Mi"}}` | define custom resources to use for your deployment. |
+| securityContext | object | `{}` |  |
+| service.port | int | `80` | Define which port to for your service. |
+| service.type | string | `"ClusterIP"` | Define service type to deploy. |
+| serviceMonitor.additionalLabels | object | `{}` | Adding any additional labels to the service monitor. |
+| serviceMonitor.enabled | bool | `false` | Deploy a Prometheus Service Monitor along with the exporter. |
+| serviceMonitor.honorLabels | bool | `true` | if true, label conflicts are resolved by keeping label values from the scraped data |
+| serviceMonitor.interval | string | `""` | Set scraping interval for the service monitor. |
+| serviceMonitor.scrapeTimeout | string | `""` | Set scraping time out for the service monitor. |
+| stackdriver.metrics.interval | string | `"5m"` | Interval in which stackdriver should be queried. |
+| stackdriver.metrics.offset | string | `"0s"` | Set off set of data to retrieve, may be needed for some metrics. |
+| stackdriver.metrics.typePrefixes | string | `"compute.googleapis.com/instance/cpu"` | Comma seperated list of metrics to query in stackdriver. |
+| stackdriver.projectId | string | `""` | Define which google Project to query for stackdriver metrics. |
+| stackdriver.serivceAccount.items | list | `[]` |  |
+| stackdriver.serivceAccount.secret | string | `"sd-account"` |  |
+| tolerations | list | `[]` | Adding any tolerations to your deployment. |

charts/stackdriver-exporter/templates/_helpers.tpl

@@ -0,0 +1,63 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "stackdriver-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 "stackdriver-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 "stackdriver-exporter.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Common labels
+*/}}
+{{- define "stackdriver-exporter.labels" -}}
+helm.sh/chart: {{ include "stackdriver-exporter.chart" . }}
+{{ include "stackdriver-exporter.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end -}}
+
+{{/*
+Selector labels
+*/}}
+{{- define "stackdriver-exporter.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "stackdriver-exporter.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end -}}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "stackdriver-exporter.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create -}}
+    {{ default (include "stackdriver-exporter.fullname" .) .Values.serviceAccount.name }}
+{{- else -}}
+    {{ default "default" .Values.serviceAccount.name }}
+{{- end -}}
+{{- end -}}

charts/stackdriver-exporter/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "stackdriver-exporter.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "stackdriver-exporter.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "stackdriver-exporter.selectorLabels" . | nindent 6 }}
+  {{- with .Values.strategy }}
+  strategy: {{ toYaml . | nindent 4 }}
+  {{- end }}    
+  template:
+    metadata:
+      labels:
+        {{- include "stackdriver-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 }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.exporter.listenAddress }}
+              protocol: TCP
+          livenessProbe:
+            httpGet:
+              path: /health
+              port: http
+            initialDelaySeconds: 30
+            timeoutSeconds: 10
+          readinessProbe:
+            httpGet:
+              path: /health
+              port: http
+            initialDelaySeconds: 10
+            timeoutSeconds: 10
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          env:
+            - name: GOOGLE_APPLICATION_CREDENTIALS
+              value: /etc/secrets/service-account/credentials.json
+            - name: STACKDRIVER_EXPORTER_GOOGLE_PROJECT_ID
+              value: {{ .Values.stackdriver.projectId | quote }}
+            - name: STACKDRIVER_EXPORTER_MONITORING_METRICS_TYPE_PREFIXES
+              value: {{ .Values.stackdriver.metrics.typePrefixes | quote }}
+            - name: STACKDRIVER_EXPORTER_MONITORING_METRICS_INTERVAL
+              value: {{ .Values.stackdriver.metrics.interval | quote }}
+            - name: STACKDRIVER_EXPORTER_MONITORING_METRICS_OFFSET
+              value: {{ .Values.stackdriver.metrics.offset | quote }}
+            - name: STACKDRIVER_EXPORTER_WEB_LISTEN_ADDRESS
+              value: {{ .Values.exporter.listenAddress | quote }}
+            - name: STACKDRIVER_EXPORTER_WEB_TELEMETRY_PATH
+              value: {{ .Values.exporter.path | quote }}
+        {{- with .Values.env }}
+            {{- toYaml . | nindent 12 }}
+        {{- end }}
+          volumeMounts:
+            - name: service-account
+              {{- if .Values.stackdriver.serivceAccount.items }}
+              mountPath: /etc/secrets/service-account
+              {{- else }}
+              mountPath: /etc/secrets/service-account/credentials.json
+              subPath: credentials.json
+              {{- end }}
+      volumes:
+        - name: service-account
+          secret:
+            secretName: {{ .Values.stackdriver.serivceAccount.secret }}
+            {{- if .Values.stackdriver.serivceAccount.items }}
+            items: {{- toYaml .Values.stackdriver.serivceAccount.items | nindent 14 }}
+            {{- end }}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+    {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+    {{- end }}
+    {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+    {{- end }}

charts/stackdriver-exporter/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "stackdriver-exporter.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "stackdriver-exporter.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "stackdriver-exporter.selectorLabels" . | nindent 4 }}

charts/stackdriver-exporter/templates/serviceMonitor.yaml

@@ -0,0 +1,27 @@
+{{- if .Values.serviceMonitor.enabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: {{ template "stackdriver-exporter.name" .  }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "stackdriver-exporter.labels" . | nindent 4 }}
+    {{- if .Values.serviceMonitor.additionalLabels }}
+{{ toYaml .Values.serviceMonitor.additionalLabels | indent 4 }}
+    {{- end }}
+spec:
+  endpoints:
+  - port: http
+    {{- if .Values.serviceMonitor.interval }}
+    interval: {{ .Values.serviceMonitor.interval }}
+    {{- end }}
+    {{- if .Values.serviceMonitor.honorLabels }}
+    honorLabels: {{ .Values.serviceMonitor.honorLabels }}
+    {{- end }}
+    {{- if .Values.serviceMonitor.scrapeTimeout }}
+    scrapeTimeout: {{ .Values.serviceMonitor.scrapeTimeout }}
+    {{- end }}
+  selector:
+    matchLabels:
+      {{- include "stackdriver-exporter.selectorLabels" . | nindent 6 }}
+{{- end }}

charts/stackdriver-exporter/values.yaml

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+# Default values for stackdriver-exporter.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+# replicaCount -- Amount of replicas to run.
+replicaCount: 1
+
+image:
+  # image.repository -- Image repository to use.
+  repository: prometheuscommunity/stackdriver-exporter
+  # image.tag -- Image tag to use.
+  tag: v0.9.1
+  # image.pullPolicy -- Pull Policy to use within Cluster.
+  pullPolicy: IfNotPresent
+
+# imagePullSecrets -- Providing image pull secrets when needed.
+imagePullSecrets: []
+
+nameOverride: ""
+fullnameOverride: ""
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+# resources -- define custom resources to use for your deployment.
+resources:
+  limits:
+  #   cpu: 100m
+    memory: 128Mi
+  requests:
+    cpu: 100m
+    memory: 128Mi
+
+# nodeSelector -- Adding a Node selector for your deployment.
+nodeSelector: {}
+
+# tolerations -- Adding any tolerations to your deployment.
+tolerations: []
+
+# affinity -- Adding any affinity for your deployment.
+affinity: {}
+
+service:
+  # service.type -- Define service type to deploy.
+  type: ClusterIP
+  # service.port -- Define which port to for your service.
+  port: 80
+
+stackdriver:
+  # stackdriver.projectId -- Define which google Project to query for stackdriver metrics.
+  projectId: ""
+  serivceAccount:
+    # stackdriver.serviceAccount.secret -- Define the secret name which stores the SA credentials.
+    secret: "sd-account"
+    # stackdriver.serviceAccount.items -- Needed when custom data keys are used. Path should be credentials.json!
+    items: []
+    # - key: SD_CONFIG
+    #   path: credentials.json
+  metrics:
+    # stackdriver.metrics.typePrefixes -- Comma seperated list of metrics to query in stackdriver.
+    typePrefixes: compute.googleapis.com/instance/cpu
+    # stackdriver.metrics.interval -- Interval in which stackdriver should be queried.
+    interval: 5m
+    # stackdriver.metrics.offset -- Set off set of data to retrieve, may be needed for some metrics.
+    offset: 0s
+
+exporter:
+  # exporter.listenAddress -- What port should be used for the exporter to run on.
+  listenAddress: 9255
+  # exporter.path -- What path should be used for the exporter to run on.
+  path: /metrics
+
+
+serviceMonitor:
+  # serviceMonitor.enabled -- Deploy a Prometheus Service Monitor along with the exporter.
+  enabled: false
+  # serviceMonitor.additionalLabels -- Adding any additional labels to the service monitor.
+  additionalLabels: {}
+  # serviceMonitor.honorLabels -- if true, label conflicts are resolved by keeping label values from the scraped data
+  honorLabels: true
+  # serviceMonitor.interval -- Set scraping interval for the service monitor.
+  interval: ""
+  # serviceMonitor.scrapeTimeout -- Set scraping time out for the service monitor.
+  scrapeTimeout: ""