add traefik oauth forward

deployment/authN/configs/traefik-forward-auth.ini

@@ -0,0 +1,8 @@
+rule.example_public.action=allow
+rule.example_public.rule=Host("stats.example.com") && PathPrefix("/api/public")
+
+rule.example_api.action=allow
+rule.example_api.rule=Host("api.example.com") && Headers("X-API-Authorization", "a-long-api-key")
+
+rule.example_api_query.action=allow
+rule.example_api_query.rule=Host("api.example.com") && && Query("api_key=a-long-api-key")

deployment/authN/deployment.yaml

@@ -0,0 +1,78 @@
+#
+# Traefik Forward Auth Deployment
+#
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: traefik-forward-auth
+  labels:
+    app: traefik-forward-auth
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: traefik-forward-auth
+  strategy:
+    type: Recreate
+  template:
+    metadata:
+      labels:
+        app: traefik-forward-auth
+    spec:
+      serviceAccountName: traefik-ingress-controller
+      terminationGracePeriodSeconds: 60
+      containers:
+      - image: thomseddon/traefik-forward-auth:2
+        name: traefik-forward-auth
+        ports:
+        - containerPort: 4181
+          protocol: TCP
+        resources:
+          limits:
+            memory: "256Mi"
+            cpu: "500m"
+          requests:
+            memory: "128Mi"
+            cpu: "250m"
+        env:
+        - name: CONFIG
+          value: "/config"
+        - name: DOMAIN
+          value: "varghacsongor.hu"
+        # INSECURE_COOKIE is required if not using a https entrypoint
+        # - name: INSECURE_COOKIE
+        #   value: "true"
+        # Remove COOKIE_DOMAIN if not using auth host mode
+        - name: COOKIE_DOMAIN
+          value: "example.com"
+        - name: AUTH_HOST
+          value: "auth.example.com"
+        - name: LOG_LEVEL
+          value: "info"
+        - name: PROVIDERS_GOOGLE_CLIENT_ID
+          valueFrom:
+            secretKeyRef:
+              name: traefik-forward-auth-secrets
+              key: google-client-id
+        - name: PROVIDERS_GOOGLE_CLIENT_SECRET
+          valueFrom:
+            secretKeyRef:
+              name: traefik-forward-auth-secrets
+              key: google-client-secret
+        - name: SECRET
+          valueFrom:
+            secretKeyRef:
+              name: traefik-forward-auth-secrets
+              key: secret
+        volumeMounts:
+        - name: configs
+          mountPath: /configexample
+          subPath: traefik-forward-auth.ini
+
+      volumes:
+      - name: configs
+        configMap:
+          name: configs
+      - name: traefik-forward-auth-secrets
+        secret:
+          secretName: traefik-forward-auth-secrets

deployment/authN/ingress.yaml

@@ -0,0 +1,20 @@
+#
+# Auth Ingress
+#
+apiVersion: traefik.containo.us/v1alpha1
+kind: IngressRoute
+metadata:
+  name: traefik-forward-auth
+  labels:
+    app: traefik
+spec:
+  entryPoints:
+    - https
+  routes:
+  - match: Host(`auth.varghacsongor.hu`)
+    kind: Rule
+    services:
+    - name: traefik-forward-auth
+      port: 4181
+  tls:
+    certresolver: default

deployment/authN/kustomization.yaml

@@ -0,0 +1,26 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: default
+commonLabels:
+  app: traefik-forward-auth
+
+resources:
+- deployment.yaml
+- service.yaml
+- ingress.yaml
+- middleware.yaml
+
+#
+# Configs
+#
+configMapGenerator:
+- name: configs
+  files:
+    - configs/traefik-forward-auth.ini
+
+#
+# Secrets
+#
+secretGenerator:
+- name: traefik-forward-auth-secrets
+  env: secrets/traefik-forward-auth.env

deployment/authN/middleware.yaml

@@ -0,0 +1,9 @@
+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: traefik-forward-auth
+spec:
+  forwardAuth:
+    address: http://traefik-forward-auth:4181
+    authResponseHeaders:
+      - X-Forwarded-User

deployment/authN/secrets/traefik-forward-auth.env

@@ -0,0 +1,3 @@
+google-client-id=client-id
+google-client-secret=client-secret
+secret=something-random

deployment/authN/service.yaml

@@ -0,0 +1,17 @@
+#
+# Auth Service
+#
+apiVersion: v1
+kind: Service
+metadata:
+  name: traefik-forward-auth
+  labels:
+    app: traefik
+spec:
+  type: ClusterIP
+  selector:
+    app: traefik
+  ports:
+  - name: auth-http
+    port: 4181
+    targetPort: 4181