Merge pull request #48 from k8s-at-home/new/traefik-forward-auth

[traefik-forward-auth] New Chart

README.md

@@ -3,7 +3,7 @@
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![](https://github.com/k8s-at-home/charts/workflows/Release%20Charts/badge.svg?branch=master)](https://github.com/k8s-at-home/charts/actions)
 [![pre-commit](https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit&logoColor=white)](https://github.com/pre-commit/pre-commit)
-
+[![Artifact HUB](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/k8s-at-home)](https://artifacthub.io/packages/search?repo=k8s-at-home)
 ## Usage
 
 [Helm](https://helm.sh) must be installed to use the charts.

charts/README.templates.md.gotmpl

@@ -0,0 +1,72 @@
+{{- define "repository.organization" -}}
+  k8s-at-home
+{{- end -}}
+
+{{- define "repository.url" -}}
+  https://github.com/k8s-at-home/charts
+{{- end -}}
+
+{{- define "helm.url" -}}
+  https://k8s-at-home.com/charts/
+{{- end -}}
+
+{{- define "helm.path" -}}
+    {{ template "repository.organization" . }}/{{ template "chart.name" . }}
+{{- end -}}
+{{- define "badge.artifactHub" -}}
+  [![ArtifactHub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/{{ template "chart.name" . }})](https://artifacthub.io/packages/helm/{{ template "chart.name" . }})
+{{- end -}}
+{{- define "description.multiarch" -}}
+The default values and container images used in this chart will allow for running in a multi-arch cluster (amd64, arm, arm64)
+{{- end -}}
+
+{{- define "install.tldr" -}}
+## TL;DR
+```console
+$ helm repo add {{ template "repository.organization" . }} {{ template "helm.url" . }}
+$ helm install {{ template "helm.path" . }}
+```
+{{- end -}}
+
+{{- define "install" -}}
+## Installing the Chart
+To install the chart with the release name `{{ template "chart.name" . }}`:
+```console
+helm install {{ template "chart.name" . }} {{ template "helm.path" . }}
+```
+{{- end -}}
+
+{{- define "uninstall" -}}
+## Uninstalling the Chart
+To uninstall the `{{ template "chart.name" . }}` deployment:
+```console
+helm uninstall {{ template "chart.name" . }}
+```
+The command removes all the Kubernetes components associated with the chart and deletes the release.
+{{- end -}}
+
+{{- define "configuration.header" -}}
+## Configuration
+{{- end -}}
+
+{{- define "configuration.readValues" -}}
+Read through the [values.yaml]({{ template "repository.url" . }}/blob/master/charts/{{ template "chart.name" . }}/values.yaml)
+file. It has several commented out suggested values.
+{{- end -}}
+
+{{- define "configuration.example.set" -}}
+Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,
+```console
+helm install {{ template "chart.name" . }} \
+  --set env.TZ="America/New York" \
+    {{ template "helm.path" . }}
+```
+{{- end -}}
+
+{{- define "configuration.example.file" -}}
+Alternatively, a YAML file that specifies the values for the above parameters can be provided while installing the chart.
+For example,
+```console
+helm install {{ template "chart.name" . }} {{ template "helm.path" . }} --values values.yaml
+```
+{{- end -}}

charts/traefik-forward-auth/.helmignore

@@ -0,0 +1,25 @@
+# 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/
+
+README.md.gotmpl

charts/traefik-forward-auth/Chart.yaml

@@ -0,0 +1,19 @@
+apiVersion: v2
+name: traefik-forward-auth
+description: A minimal forward authentication service that provides OAuth/SSO login and authentication for the traefik reverse proxy/load balancer
+type: application
+version: 1.0.0
+appVersion: 2.2.0
+keywords:
+  - traefik
+  - traefik-forward-auth
+  - oauth
+  - oauth2
+  - oidc
+home: https://github.com/k8s-at-home/charts/tree/master/charts/traefik-forward-auth
+sources:
+  - https://github.com/thomseddon/traefik-forward-auth
+  - https://hub.docker.com/r/thomseddon/traefik-forward-auth
+maintainers:
+  - name: DirtyCajunRice
+    email: nick@cajun.pro

charts/traefik-forward-auth/OWNERS

@@ -0,0 +1,4 @@
+approvers:
+- DirtyCajunRice
+reviewers:
+- DirtyCajunRice

charts/traefik-forward-auth/README.md

@@ -0,0 +1,120 @@
+# traefik-forward-auth
+
+![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![Version: 1.0.0](https://img.shields.io/badge/Version-1.0.0-informational?style=flat-square) ![AppVersion: 2.2.0](https://img.shields.io/badge/AppVersion-2.2.0-informational?style=flat-square) [![ArtifactHub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/traefik-forward-auth)](https://artifacthub.io/packages/helm/traefik-forward-auth)
+
+A minimal forward authentication service that provides OAuth/SSO login and authentication for the traefik reverse proxy/load balancer
+
+The default values and container images used in this chart will allow for running in a multi-arch cluster (amd64, arm, arm64)
+
+Chart that
+* Adds docker image information leveraging the [official image](https://github.com/thomseddon/traefik-forward-auth)
+* Deploys [traefik-forward-auth](https://github.com/thomseddon/traefik-forward-auth)
+
+## TL;DR
+```console
+$ helm repo add k8s-at-home https://k8s-at-home.com/charts/
+$ helm install k8s-at-home/traefik-forward-auth
+```
+
+## Installing the Chart
+To install the chart with the release name `traefik-forward-auth`:
+```console
+helm install traefik-forward-auth k8s-at-home/traefik-forward-auth
+```
+
+## Uninstalling the Chart
+To uninstall the `traefik-forward-auth` deployment:
+```console
+helm uninstall traefik-forward-auth
+```
+The command removes all the Kubernetes components associated with the chart and deletes the release.
+
+## Configuration
+
+Read through the [values.yaml](https://github.com/k8s-at-home/charts/blob/master/charts/traefik-forward-auth/values.yaml)
+file. It has several commented out suggested values.
+
+Specify each parameter using the `--set key=value[,key=value]` argument to `helm install`. For example,
+```console
+helm install traefik-forward-auth \
+  --set env.TZ="America/New York" \
+    k8s-at-home/traefik-forward-auth
+```
+
+Alternatively, a YAML file that specifies the values for the above parameters can be provided while installing the chart.
+For example,
+```console
+helm install traefik-forward-auth k8s-at-home/traefik-forward-auth --values values.yaml
+```
+
+## Values
+
+| Key | Type | Default | Description |
+|-----|------|---------|-------------|
+| affinity | object | `{}` |  |
+| authHost | string | `""` | Single host to use when returning from 3rd party auth |
+| autoscaling.enabled | bool | `false` |  |
+| autoscaling.maxReplicas | int | `100` |  |
+| autoscaling.minReplicas | int | `1` |  |
+| autoscaling.targetCPUUtilizationPercentage | int | `80` |  |
+| cookie.csrfName | string | `""` | CSRF Cookie Name (default: _forward_auth_csrf) |
+| cookie.domain | string | `""` | Domain(s) to set auth cookie on. (Comma delimited) |
+| cookie.insecure | string | `""` | Use insecure cookies |
+| cookie.name | string | `""` | Cookie Name (default: _forward_auth) |
+| default.action | string | `""` | [auth|allow] Default action (default: auth) |
+| default.provider | string | `""` | [google|oidc|generic-oauth] Default provider (default: google) |
+| env | list | `[]` |  |
+| fullnameOverride | string | `""` |  |
+| image.pullPolicy | string | `"IfNotPresent"` |  |
+| image.repository | string | `"thomseddon/traefik-forward-auth"` |  |
+| image.tag | string | `""` |  |
+| imagePullSecrets | list | `[]` |  |
+| ingress.annotations | object | `{}` |  |
+| ingress.enabled | bool | `false` |  |
+| ingress.hosts[0].host | string | `"chart-example.local"` |  |
+| ingress.hosts[0].paths | list | `[]` |  |
+| ingress.tls | list | `[]` |  |
+| lifetime | string | `""` | Lifetime in seconds (default: 43200) |
+| logging.format | string | `""` | [text|json|pretty] Log format (default: text) |
+| logging.level | string | `""` | [trace|debug|info|warn|error|fatal|panic] Log level (default: warn) |
+| logoutRedirect | string | `""` | URL to redirect to following logout |
+| middleware.enabled | bool | `false` | Enable to deploy a preconfigured middleware |
+| middleware.name | string | `""` | Name for the middleware |
+| nameOverride | string | `""` |  |
+| nodeSelector | object | `{}` |  |
+| podAnnotations | object | `{}` |  |
+| podSecurityContext | object | `{}` |  |
+| providers.genericOauth.authUrl | string | `""` | Auth/Login URL |
+| providers.genericOauth.clientId | string | `""` | Client ID |
+| providers.genericOauth.clientSecret | string | `""` | Client Secret |
+| providers.genericOauth.enabled | bool | `false` | Enable the generic OAUTH2 provider |
+| providers.genericOauth.resource | string | `""` | Optional resource indicator |
+| providers.genericOauth.scope | string | `""` | Scopes (default: profile, email) |
+| providers.genericOauth.tokenStyle | string | `""` | How token is presented when querying the User URL |
+| providers.genericOauth.tokenUrl | string | `""` | Token URL |
+| providers.genericOauth.userUrl | string | `""` | URL used to retrieve user info |
+| providers.google.clientId | string | `""` | Client ID |
+| providers.google.clientSecret | string | `""` | Client Secret |
+| providers.google.enabled | bool | `false` | Enable the google provider |
+| providers.google.prompt | string | `""` | Space separated list of OpenID prompt options |
+| providers.oidc.clientId | string | `""` | Client ID |
+| providers.oidc.clientSecret | string | `""` | Client Secret |
+| providers.oidc.enabled | bool | `false` | Enable the generic OIDC provider |
+| providers.oidc.issuerUrl | string | `""` | Issuer URL |
+| providers.oidc.resource | string | `""` | Optional resource indicator |
+| replicaCount | int | `1` |  |
+| resources | object | `{}` |  |
+| restrictions.domain | string | `""` | Only allow given email domains. (Comma delimited) |
+| restrictions.whitelist | string | `""` | Only allow given email addresses. (Comma delimited) |
+| secret | string | `""` | Secret used for signing. If empty, one will be generated. If specifying your own in env use "-" |
+| securityContext | object | `{}` |  |
+| service.additionalSpec | object | `{}` |  |
+| service.annotations | object | `{}` |  |
+| service.labels | object | `{}` |  |
+| service.port | int | `4181` |  |
+| service.type | string | `"ClusterIP"` |  |
+| serviceAccount.annotations | object | `{}` |  |
+| serviceAccount.create | bool | `true` |  |
+| serviceAccount.name | string | `""` |  |
+| tolerations | list | `[]` |  |
+| urlPath | string | `""` | Callback URL Path (default: /_oauth) |

charts/traefik-forward-auth/README.md.gotmpl

@@ -0,0 +1,26 @@
+{{ template "chart.header" . }}
+{{ template "chart.typeBadge" . }}{{ template "chart.versionBadge" . }}{{ template "chart.appVersionBadge" . }}{{ template "badge.artifactHub" . }}
+
+{{ template "chart.description" . }}
+
+{{ template "description.multiarch" . }}
+
+Chart that
+* Adds docker image information leveraging the [official image](https://github.com/thomseddon/traefik-forward-auth)
+* Deploys [traefik-forward-auth](https://github.com/thomseddon/traefik-forward-auth)
+
+{{ template "install.tldr" . }}
+
+{{ template "install" . }}
+
+{{ template "uninstall" . }}
+
+{{ template "configuration.header" . }}
+
+{{ template "configuration.readValues" . }}
+
+{{ template "configuration.example.set" .}}
+
+{{ template "configuration.example.file" . }}
+
+{{ template "chart.valuesSection" . }}

charts/traefik-forward-auth/ci/ct-values.yaml

@@ -0,0 +1,5 @@
+providers:
+  google:
+    enabled: true
+    clientId: "fakeclientid"
+    clientSecret: "fakeclientsecret"

charts/traefik-forward-auth/templates/NOTES.txt

@@ -0,0 +1,21 @@
+1. Get the application URL by running these commands:
+{{- if .Values.ingress.enabled }}
+{{- range $host := .Values.ingress.hosts }}
+  {{- range .paths }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ . }}
+  {{- end }}
+{{- end }}
+{{- else if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "traefik-forward-auth.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "traefik-forward-auth.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "traefik-forward-auth.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "traefik-forward-auth.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:80
+{{- end }}

charts/traefik-forward-auth/templates/_helpers.tpl

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

charts/traefik-forward-auth/templates/deployment.yaml

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+{{- $fullName := include "traefik-forward-auth.fullname" . -}}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ $fullName }}
+  labels:
+  {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+spec:
+  {{- if not .Values.autoscaling.enabled }}
+  replicas: {{ .Values.replicaCount }}
+  {{- end }}
+  selector:
+    matchLabels:
+  {{- include "traefik-forward-auth.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+    {{- include "traefik-forward-auth.selectorLabels" . | nindent 8 }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      serviceAccountName: {{ include "traefik-forward-auth.serviceAccountName" . }}
+      {{- with .Values.podSecurityContext }}
+      securityContext:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+        - name: {{ .Chart.Name }}
+          {{- with .Values.securityContext }}
+          securityContext:
+          {{- toYaml . | nindent 12 }}
+          {{- end }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          env:
+            {{- if .Values.logging.level }}
+            - name: LOG_LEVEL
+              value: {{ .Values.logging.level | quote }}
+            {{- end }}
+            {{- if .Values.logging.format }}
+            - name: LOG_FORMAT
+              value: {{ .Values.logging.format | quote }}
+            {{- end }}
+            {{- if .Values.authHost }}
+            - name: AUTH_HOST
+              value: {{ .Values.authHost | quote }}
+            {{- end }}
+            {{- if .Values.cookie.domain }}
+            - name: COOKIE_DOMAIN
+              value: {{ .Values.cookie.domain | quote }}
+            {{- end }}
+            {{- if .Values.cookie.insecure }}
+            - name: INSECURE_COOKIE
+              value: {{ .Values.cookie.insecure | quote }}
+            {{- end }}
+            {{- if .Values.cookie.name }}
+            - name: COOKIE_NAME
+              value: {{ .Values.cookie.name | quote }}
+            {{- end }}
+            {{- if .Values.cookie.csrfName }}
+            - name: CSRF_COOKIE_NAME
+              value: {{ .Values.cookie.csrfName | quote }}
+            {{- end }}
+            {{- if .Values.default.action }}
+            - name: DEFAULT_ACTION
+              value: {{ .Values.default.action | quote }}
+            {{- end }}
+            {{- if .Values.default.provider }}
+            - name: DEFAULT_PROVIDER
+              value: {{ .Values.default.provider | quote }}
+            {{- end }}
+            {{- if .Values.restrictions.domain }}
+            - name: DOMAIN
+              value: {{ .Values.restrictions.domain | quote }}
+            {{- end }}
+            {{- if .Values.restrictions.whitelist }}
+            - name: WHITELIST
+              value: {{ .Values.restrictions.whitelist | quote }}
+            {{- end }}
+            {{- if .Values.lifetime }}
+            - name: LIFETIME
+              value: {{ .Values.lifetime | quote }}
+            {{- end }}
+            {{- if .Values.logoutRedirect }}
+            - name: LOGOUT_REDIRECT
+              value: {{ .Values.logoutRedirect | quote }}
+            {{- end }}
+            {{- if .Values.urlPath }}
+            - name: URL_PATH
+              value: {{ .Values.urlPath | quote }}
+            {{- end }}
+            {{- if ne .Values.secret "-" }}
+            - name: SECRET
+              {{- if .Values.secret }}
+              value: {{ .Values.secret | quote }}
+              {{- else }}
+              valueFrom:
+                secretKeyRef:
+                  name: {{ $fullName }}
+                  key: secret
+              {{- end }}
+            {{- with .Values.providers}}
+            {{- if .google.enabled }}
+            {{- if .google.clientId }}
+            - name: PROVIDERS_GOOGLE_CLIENT_ID
+              value: {{ .google.clientId | quote }}
+            {{- end }}
+            {{- if .google.clientSecret }}
+            - name: PROVIDERS_GOOGLE_CLIENT_SECRET
+              value: {{ .google.clientSecret | quote }}
+            {{- end }}
+            {{- if .google.prompt }}
+            - name: PROVIDERS_GOOGLE_PROMPT
+              value: {{ .google.prompt | quote }}
+              {{- end }}
+            {{- end }}
+            {{- if .oidc.enabled }}
+            {{- if .oidc.clientId }}
+            - name: PROVIDERS_OIDC_CLIENT_ID
+              value: {{ .oidc.clientId | quote }}
+            {{- end }}
+            {{- if .oidc.clientSecret }}
+            - name: PROVIDERS_OIDC_CLIENT_SECRET
+              value: {{ .oidc.clientSecret | quote }}
+            {{- end }}
+            {{- if .oidc.issuerUrl }}
+            - name: PROVIDERS_OIDC_ISSUER_URL
+              value: {{ .oidc.issuerUrl | quote }}
+            {{- end }}
+            {{- if .oidc.resource }}
+            - name: PROVIDERS_OIDC_RESOURCE
+              value: {{ .oidc.resource | quote }}
+              {{- end }}
+            {{- end }}
+            {{- if .genericOauth.enabled }}
+            {{- if .genericOauth.clientId }}
+            - name: PROVIDERS_GENERIC_OAUTH_CLIENT_ID
+              value: {{ .genericOauth.clientId | quote }}
+            {{- end }}
+            {{- if .genericOauth.clientSecret }}
+            - name: PROVIDERS_GENERIC_OAUTH_CLIENT_SECRET
+              value: {{ .genericOauth.clientSecret | quote }}
+            {{- end }}
+            {{- if .genericOauth.authUrl }}
+            - name: PROVIDERS_GENERIC_OAUTH_AUTH_URL
+              value: {{ .genericOauth.authUrl | quote }}
+            {{- end }}
+            {{- if .genericOauth.tokenUrl }}
+            - name: PROVIDERS_GENERIC_OAUTH_TOKEN_URL
+              value: {{ .genericOauth.tokenUrl | quote }}
+            {{- end }}
+            {{- if .genericOauth.userUrl }}
+            - name: PROVIDERS_GENERIC_OAUTH_USER_URL
+              value: {{ .genericOauth.userUrl | quote }}
+            {{- end }}
+            {{- if .genericOauth.resource }}
+            - name: PROVIDERS_GENERIC_OAUTH_RESOURCE
+              value: {{ .genericOauth.resource | quote }}
+            {{- end }}
+            {{- if .genericOauth.scope }}
+            - name: PROVIDERS_GENERIC_OAUTH_SCOPE
+              value: {{ .genericOauth.scope | quote }}
+            {{- end }}
+            {{- if .genericOauth.tokenStyle }}
+            - name: PROVIDERS_GENERIC_OAUTH_TOKEN_STYLE
+              value: {{ .genericOauth.tokenStyle | quote }}
+          {{- end }}
+          {{- end }}
+          {{- end }}
+          {{- end }}
+          {{- if .Values.env }}
+          {{- toYaml .Values.env | nindent 12 }}
+          {{- end }}
+          ports:
+            - name: http
+              containerPort: 4181
+              protocol: TCP
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+          {{- with .Values.resources }}
+          resources:
+      {{- toYaml . | nindent 12 }}
+      {{- 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/traefik-forward-auth/templates/hpa.yaml

@@ -0,0 +1,28 @@
+{{- if .Values.autoscaling.enabled }}
+apiVersion: autoscaling/v2beta1
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ include "traefik-forward-auth.fullname" . }}
+  labels:
+    {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ include "traefik-forward-auth.fullname" . }}
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+  {{- if .Values.autoscaling.targetCPUUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: cpu
+        targetAverageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+  {{- end }}
+  {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: memory
+        targetAverageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+  {{- end }}
+{{- end }}

charts/traefik-forward-auth/templates/ingress.yaml

@@ -0,0 +1,46 @@
+{{- if .Values.ingress.enabled -}}
+  {{- $fullName := include "traefik-forward-auth.fullname" . -}}
+  {{- $svcPort := .Values.service.port -}}
+  {{- if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
+apiVersion: networking.k8s.io/v1beta1
+  {{- else -}}
+apiVersion: extensions/v1beta1
+  {{- end }}
+kind: Ingress
+metadata:
+  name: {{ $fullName }}
+  labels:
+  {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+  {{- if or .Values.ingress.annotations (and .Values.middleware.enabled .Values.authHost) }}
+  annotations:
+    {{- with .Values.ingress.annotations }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+    {{- if and .Values.middleware.enabled .Values.authHost }}
+    traefik.ingress.kubernetes.io/router.middlewares: {{ .Release.Namespace }}-{{ .Values.middleware.name | default "traefik-forward-auth" }}@kubernetescrd
+  {{- end }}
+  {{- end }}
+spec:
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+      {{- end }}
+      secretName: {{ .secretName }}
+  {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ . }}
+            backend:
+              serviceName: {{ $fullName }}
+              servicePort: {{ $svcPort }}
+  {{- end }}
+  {{- end }}
+  {{- end }}

charts/traefik-forward-auth/templates/middleware.yaml

@@ -0,0 +1,11 @@
+{{- if .Values.middleware.enabled -}}
+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: {{ .Values.middleware.name | default "traefik-forward-auth" }}
+spec:
+  forwardAuth:
+    address: "http://{{ include "traefik-forward-auth.fullname" . }}:{{ .Values.service.port }}"
+    authResponseHeaders:
+      - X-Forwarded-User
+  {{- end }}

charts/traefik-forward-auth/templates/secret.yaml

@@ -0,0 +1,11 @@
+{{- if and (ne .Values.secret "-") (not .Values.secret) }}
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ template "traefik-forward-auth.fullname" . }}
+  labels:
+  {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+type: Opaque
+data:
+  secret: {{ randAlphaNum 16 | b64enc | quote }}
+  {{- end }}

charts/traefik-forward-auth/templates/service.yaml

@@ -0,0 +1,22 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "traefik-forward-auth.fullname" . }}
+  labels:
+    {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+  {{- with .Values.service.annotations }}
+  annotations:
+  {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  {{- with .Values.service.additionalSpec }}
+  {{- toYaml . | nindent 2 }}
+  {{- end }}
+  selector:
+    {{- include "traefik-forward-auth.selectorLabels" . | nindent 4 }}

charts/traefik-forward-auth/templates/serviceaccount.yaml

@@ -0,0 +1,12 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "traefik-forward-auth.serviceAccountName" . }}
+  labels:
+    {{- include "traefik-forward-auth.labels" . | nindent 4 }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}

charts/traefik-forward-auth/values.yaml

@@ -0,0 +1,167 @@
+# Default values for traefik-forward-auth.
+
+
+replicaCount: 1
+
+image:
+  repository: thomseddon/traefik-forward-auth
+  pullPolicy: IfNotPresent
+  tag: ""
+
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+logging:
+  # logging.level -- [trace|debug|info|warn|error|fatal|panic] Log level (default: warn)
+  level: ""
+  # logging.format -- [text|json|pretty] Log format (default: text)
+  format: ""
+# authHost -- Single host to use when returning from 3rd party auth
+authHost: ""
+restrictions:
+  # restrictions.domain -- Only allow given email domains. (Comma delimited)
+  domain: ""
+  # restrictions.whitelist -- Only allow given email addresses. (Comma delimited)
+  whitelist: ""
+# lifetime -- Lifetime in seconds (default: 43200)
+lifetime: ""
+cookie:
+  # cookie.domain -- Domain(s) to set auth cookie on. (Comma delimited)
+  domain: ""
+  # cookie.insecure -- Use insecure cookies
+  insecure: ""
+  # cookie.name -- Cookie Name (default: _forward_auth)
+  name: ""
+  # cookie.csrfName -- CSRF Cookie Name (default: _forward_auth_csrf)
+  csrfName: ""
+default:
+  # default.action -- [auth|allow] Default action (default: auth)
+  action: ""
+  # default.provider -- [google|oidc|generic-oauth] Default provider (default: google)
+  provider: ""
+# logoutRedirect -- URL to redirect to following logout
+logoutRedirect: ""
+# urlPath -- Callback URL Path (default: /_oauth)
+urlPath: ""
+# secret -- Secret used for signing. If empty, one will be generated. If specifying your own in env use "-"
+secret: ""
+
+middleware:
+  # middleware.enabled -- Enable to deploy a preconfigured middleware
+  enabled: false
+  # middleware.name -- Name for the middleware
+  name: ""
+providers:
+  google:
+    # providers.google.enabled -- Enable the google provider
+    enabled: false
+    # providers.google.clientId -- Client ID
+    clientId: ""
+    # providers.google.clientSecret -- Client Secret
+    clientSecret: ""
+    # providers.google.prompt -- Space separated list of OpenID prompt options
+    prompt: ""
+  oidc:
+    # providers.oidc.enabled -- Enable the generic OIDC provider
+    enabled: false
+    # providers.oidc.issuerUrl -- Issuer URL
+    issuerUrl: ""
+    # providers.oidc.clientId -- Client ID
+    clientId: ""
+    # providers.oidc.clientSecret -- Client Secret
+    clientSecret: ""
+    # providers.oidc.resource -- Optional resource indicator
+    resource: ""
+  genericOauth:
+    # providers.genericOauth.enabled -- Enable the generic OAUTH2 provider
+    enabled: false
+    # providers.genericOauth.authUrl -- Auth/Login URL
+    authUrl: ""
+    # providers.genericOauth.tokenUrl -- Token URL
+    tokenUrl: ""
+    # providers.genericOauth.userUrl -- URL used to retrieve user info
+    userUrl: ""
+    # providers.genericOauth.clientId -- Client ID
+    clientId: ""
+    # providers.genericOauth.clientSecret -- Client Secret
+    clientSecret: ""
+    # providers.genericOauth.scope -- Scopes (default: profile, email)
+    scope: ""
+    # providers.genericOauth.tokenStyle -- How token is presented when querying the User URL
+    tokenStyle: ""
+    # providers.genericOauth.resource -- Optional resource indicator
+    resource: ""
+
+env: []
+
+serviceAccount:
+  # Specifies whether a service account should be created
+  create: true
+  # Annotations to add to the service account
+  annotations: {}
+  # The name of the service account to use.
+  # If not set and create is true, a name is generated using the fullname template
+  name: ""
+
+podAnnotations: {}
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+service:
+  type: ClusterIP
+  port: 4181
+  ## Provide any additional annotations which may be required. This can be used to
+  ## set the LoadBalancer service type to internal only.
+  ## ref: https://kubernetes.io/docs/concepts/services-networking/service/#internal-load-balancer
+  ##
+  annotations: {}
+  labels: {}
+  additionalSpec: {}
+
+ingress:
+  enabled: false
+  annotations: {}
+    # kubernetes.io/ingress.class: nginx
+    # kubernetes.io/tls-acme: "true"
+  hosts:
+    - host: chart-example.local
+      paths: []
+  tls: []
+  #  - secretName: chart-example-tls
+  #    hosts:
+  #      - chart-example.local
+
+resources: {}
+  # We usually recommend not to specify default resources and to leave this as a conscious
+  # choice for the user. This also increases chances charts run on environments with little
+  # resources, such as Minikube. If you do want to specify resources, uncomment the following
+  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+  # limits:
+  #   cpu: 100m
+  #   memory: 128Mi
+  # requests:
+  #   cpu: 100m
+  #   memory: 128Mi
+
+autoscaling:
+  enabled: false
+  minReplicas: 1
+  maxReplicas: 100
+  targetCPUUtilizationPercentage: 80
+  # targetMemoryUtilizationPercentage: 80
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}