Add MAS OIDC auth to SillyTavern via oauth2-proxy

manifests/sillytavern/ingress.yaml

@@ -11,6 +11,7 @@ metadata:
     cert-manager.io/cluster-issuer: letsencrypt-production
     traefik.ingress.kubernetes.io/router.entrypoints: websecure
     traefik.ingress.kubernetes.io/router.tls: "true"
+    traefik.ingress.kubernetes.io/router.middlewares: sillytavern-oauth2-proxy@kubernetescrd
 spec:
   ingressClassName: traefik
   tls:

manifests/sillytavern/middleware.yaml

@@ -0,0 +1,11 @@
+apiVersion: traefik.io/v1alpha1
+kind: Middleware
+metadata:
+  name: oauth2-proxy
+  namespace: sillytavern
+spec:
+  forwardAuth:
+    address: http://oauth2-proxy.sillytavern.svc.cluster.local:4180/oauth2/auth
+    authResponseHeaders:
+      - X-Auth-Request-User
+      - X-Auth-Request-Email

manifests/sillytavern/oauth2-proxy.yaml

@@ -0,0 +1,83 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: oauth2-proxy
+  namespace: sillytavern
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: oauth2-proxy
+  template:
+    metadata:
+      labels:
+        app: oauth2-proxy
+    spec:
+      containers:
+        - name: oauth2-proxy
+          image: quay.io/oauth2-proxy/oauth2-proxy:v7.15.2-amd64
+          args:
+            - --provider=oidc
+            - --oidc-issuer-url=https://auth.t0rt1k.tech/
+            - --redirect-url=https://sillytavern.mrt0rtikize.ru/oauth2/callback
+            - --upstream=http://sillytavern:8000
+            - --http-address=0.0.0.0:4180
+            - --email-domain=*
+            - --scope=openid email
+            - --pass-authorization-header=true
+            - --set-authorization-header=true
+            - --cookie-domain=.mrt0rtikize.ru
+            - --cookie-secure=true
+            - --cookie-samesite=lax
+            - --reverse-proxy=true
+          env:
+            - name: OAUTH2_PROXY_CLIENT_ID
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secret
+                  key: client-id
+            - name: OAUTH2_PROXY_CLIENT_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secret
+                  key: client-secret
+            - name: OAUTH2_PROXY_COOKIE_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secret
+                  key: cookie-secret
+          ports:
+            - containerPort: 4180
+              name: http
+          resources:
+            requests:
+              cpu: 10m
+              memory: 32Mi
+            limits:
+              cpu: 50m
+              memory: 64Mi
+          livenessProbe:
+            httpGet:
+              path: /ping
+              port: 4180
+            initialDelaySeconds: 5
+            periodSeconds: 10
+          readinessProbe:
+            httpGet:
+              path: /ping
+              port: 4180
+            initialDelaySeconds: 3
+            periodSeconds: 5
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: oauth2-proxy
+  namespace: sillytavern
+spec:
+  selector:
+    app: oauth2-proxy
+  ports:
+    - port: 4180
+      targetPort: 4180
+      name: http