Added oauth2 proxy

k8s/apps/mtproxy/secret-reader-ingress.yaml

@@ -1,5 +1,18 @@
 ---
 apiVersion: traefik.io/v1alpha1
+kind: Middleware
+metadata:
+  name: keycloak-auth
+spec:
+  forwardAuth:
+    address: http://oauth2-proxy.oauth2-proxy.svc:80/oauth2/auth
+    trustForwardHeader: true
+    authResponseHeaders:
+      - X-Auth-Request-User
+      - X-Auth-Request-Email
+      - X-Auth-Request-Groups
+---
+apiVersion: traefik.io/v1alpha1
 kind: IngressRoute
 metadata:
   name: secret-reader
@@ -13,7 +26,6 @@ spec:
       kind: Rule
       middlewares:
         - name: keycloak-auth
-          namespace: kube-system
       services:
         - name: secret-reader
           port: 80

k8s/core/oauth2-proxy/kustomization.yaml

@@ -4,7 +4,6 @@ kind: Kustomization
 resources:
   - app.yaml
   - external-secrets.yaml
-  - middleware.yaml
 
 helmCharts:
   - name: oauth2-proxy

k8s/core/oauth2-proxy/middleware.yaml

@@ -1,14 +1,3 @@
----
+# Middleware is deployed per-namespace alongside each IngressRoute
-apiVersion: traefik.io/v1alpha1
+# because Traefik does not allow cross-namespace middleware references.
-kind: Middleware
+# See k8s/apps/mtproxy/secret-reader-ingress.yaml for example.
-metadata:
-  name: keycloak-auth
-  namespace: kube-system
-spec:
-  forwardAuth:
-    address: http://oauth2-proxy.oauth2-proxy.svc:80/oauth2/auth
-    trustForwardHeader: true
-    authResponseHeaders:
-      - X-Auth-Request-User
-      - X-Auth-Request-Email
-      - X-Auth-Request-Groups