adding auth0 chart (#62)

* adding auth0 chart

Signed-off-by: Jeff Billimek <jeff@billimek.com>

* renaming auth0 chart to forwardauth

Signed-off-by: Jeff Billimek <jeff@billimek.com>

* adding home stanza to charts.yaml

* adding dniel as maintainer

* fixing linting error with Chart.yaml

forwardauth/.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
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+config/
+target/
+.mvn
+src/

forwardauth/Chart.yaml

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+apiVersion: v1
+appVersion: "1.0"
+description: A Helm chart for Kubernetes to install Auth0 Authorization application for Traefik forward authentication.
+name: forwardauth
+version: 0.1.0
+home: https://github.com/billimek/billimek-charts/tree/master/forwardauth
+maintainers:
+  - name: dniel
+    email: dniel@engfeldt.net

forwardauth/templates/NOTES.txt

@@ -0,0 +1,19 @@
+1. Get the application URL by running these commands:
+{{- if .Values.ingress.enabled }}
+{{- range .Values.ingress.hosts }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ . }}{{ $.Values.ingress.path }}
+{{- end }}
+{{- else if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ template "helm.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get svc -w {{ template "helm.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ template "helm.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 {{ .Release.Namespace }} -l "app={{ template "helm.name" . }},release={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl port-forward $POD_NAME 8080:80
+{{- end }}

forwardauth/templates/_helpers.tpl

@@ -0,0 +1,32 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "helm.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 "helm.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 "helm.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}

forwardauth/templates/configmap.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ template "helm.fullname" . }}-config
+  labels:
+    app: {{ template "helm.name" . }}
+    chart: {{ template "helm.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+data:
+  application.yaml: |
+{{ toYaml .Values.applicationYaml | indent 4 }}

forwardauth/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ template "helm.fullname" . }}
+  labels:
+    app: {{ template "helm.name" . }}
+    chart: {{ template "helm.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ template "helm.name" . }}
+      release: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app: {{ template "helm.name" . }}
+        release: {{ .Release.Name }}
+    spec:
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: 8080
+              protocol: TCP
+          volumeMounts:
+            - name: config-volume
+              mountPath: /config
+          env:
+            - name: JVM_OPTS
+              value: -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap -XX:MaxRAMFraction=1          
+            - name: ENV
+              value: "{{ .Values.logLevel }}"
+          livenessProbe:
+            httpGet:
+              path: /actuator/health
+              port: http
+          readinessProbe:
+            httpGet:
+              path: /actuator/health
+              port: http
+          resources:
+{{ toYaml .Values.resources | indent 12 }}
+      volumes:
+        - name: config-volume
+          configMap:
+            name: {{ template "helm.fullname" . }}-config
+
+    {{- with .Values.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.affinity }}
+      affinity:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.tolerations }}
+      tolerations:
+{{ toYaml . | indent 8 }}
+    {{- end }}

forwardauth/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "helm.fullname" . -}}
+{{- $servicePort := .Values.service.port -}}
+{{- $ingressPath := .Values.ingress.path -}}
+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: {{ $fullName }}
+  labels:
+    app: {{ template "helm.name" . }}
+    chart: {{ template "helm.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+{{- with .Values.ingress.annotations }}
+  annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+{{- if .Values.ingress.tls }}
+  tls:
+  {{- range .Values.ingress.tls }}
+    - hosts:
+      {{- range .hosts }}
+        - {{ . }}
+      {{- end }}
+      secretName: {{ .secretName }}
+  {{- end }}
+{{- end }}
+  rules:
+  - http:
+      paths:
+        - backend:
+            serviceName: {{ $fullName }}
+            servicePort: http
+          path: /oauth2
+{{- end }}

forwardauth/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ template "helm.fullname" . }}
+  labels:
+    app: {{ template "helm.name" . }}
+    chart: {{ template "helm.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: 8080
+      protocol: TCP
+      name: http
+  selector:
+    app: {{ template "helm.name" . }}
+    release: {{ .Release.Name }}

forwardauth/values.yaml

@@ -0,0 +1,62 @@
+replicaCount: 1
+
+image:
+  repository: index.docker.io/dniel/forwardauth
+  tag: latest
+  pullPolicy: Always
+
+# set logLevel to DEBUG, TEST, or PRODUCTION to control the verbosity of logs
+logLevel: DEBUG
+
+service:
+  type: ClusterIP
+  port: 80
+
+ingress:
+  enabled: true
+  annotations:
+    kubernetes.io/ingress.class: traefik
+    traefik.frontend.rule.type: PathPrefixStrip
+    traefik.ingress.kubernetes.io/priority: "99999"
+  path: /oauth2
+
+## Uncomment and complete the following section to set the configuration
+# applicationYaml:
+#   domain: https://xxxxx.xx.auth0.com/
+#   token-endpoint: https://xxx.xx.auth0.com/oauth/token
+#   authorize-url: https://xxxx.xx.auth0.com/authorize
+#   default:
+#       name: www.example.test
+#       client-id: <from auth0 application config>
+#       client-secret: <from auth0 application config>
+#       audience: <from auth0 api config> or blank
+#       scope: "profile openid email"
+#       redirect-uri: http://www.example.test/oauth2/signin
+#       token-cookie-domain: example.test
+#   apps:
+#     - name: www.example.test
+#       client-id: <from auth0 application config>
+#       client-secret: <from auth0 application config>
+#       audience: <from auth0 api config> or blank
+#       scope: "profile openid email"
+#       redirect-uri: http://www.example.test/oauth2/signin
+#       token-cookie-domain: example.test
+#     - name: traefik.example.test
+#       client-id: <from auth0 application config>
+#       client-secret: <from auth0 application config>
+#       audience: <from auth0 api config> or blank
+#       scope: "profile openid email"
+#       redirect-uri: http://traefik.example.test/oauth2/signin
+#       token-cookie-domain: traefik.example.test
+
+resources:
+  limits:
+    memory: 512Mi
+  requests:
+    memory: 512Mi
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}