Fix X-Auth-Request-Redirect value to reflect the request uri

Author: aledbf

controllers/nginx/rootfs/etc/nginx/template/nginx.tmpl

@@ -663,12 +663,13 @@ stream {
             {{ end }}
             {{ if not (empty $location.ExternalAuth.Method) }}
             proxy_method                {{ $location.ExternalAuth.Method }};
-            proxy_set_header            X-Original-URI $request_uri;
-            proxy_set_header            X-Scheme       $pass_access_scheme;
+            proxy_set_header            X-Original-URI          $request_uri;
+            proxy_set_header            X-Scheme                $pass_access_scheme;
             {{ end }}
             proxy_pass_request_headers  on;
-            proxy_set_header            Host {{ $location.ExternalAuth.Host }};
-            proxy_set_header            X-Original-URL $scheme://$http_host$request_uri;
+            proxy_set_header            Host                    {{ $location.ExternalAuth.Host }};
+            proxy_set_header            X-Original-URL          $scheme://$http_host$request_uri;
+            proxy_set_header            X-Auth-Request-Redirect $request_uri;
             proxy_ssl_server_name       on;
 
             client_max_body_size        "{{ $location.Proxy.BodySize }}";
@@ -712,9 +713,9 @@ stream {
 
             {{ if not (empty $authPath) }}
             # this location requires authentication
-            auth_request {{ $authPath }};
-            auth_request_set $auth_cookie $upstream_http_set_cookie;
-            add_header Set-Cookie $auth_cookie;
+            auth_request        {{ $authPath }};
+            auth_request_set    $auth_cookie $upstream_http_set_cookie;
+            add_header          Set-Cookie $auth_cookie;
             {{- range $idx, $line := buildAuthResponseHeaders $location }}
             {{ $line }}
             {{- end }}
@@ -780,9 +781,6 @@ stream {
             proxy_set_header X-Original-URI         $request_uri;
             proxy_set_header X-Scheme               $pass_access_scheme;
 
-            {{/* This header is used for external authentication */}}
-            proxy_set_header X-Auth-Request-Redirect $request_uri;
-
             # mitigate HTTPoxy Vulnerability
             # https://www.nginx.com/blog/mitigating-the-httpoxy-vulnerability-with-nginx/
             proxy_set_header Proxy                  "";