X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/cad9d2f9fe930e51279a8496929857039deea2de..b20e9017fae4dc9876f4ffee56add1c58f3e3f21:/services/api/app/controllers/static_controller.rb

diff --git a/services/api/app/controllers/static_controller.rb b/services/api/app/controllers/static_controller.rb
index d624ea8c35..594dc43629 100644
--- a/services/api/app/controllers/static_controller.rb
+++ b/services/api/app/controllers/static_controller.rb
@@ -1,9 +1,13 @@
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
 class StaticController < ApplicationController
   respond_to :json, :html
 
   skip_before_filter :find_object_by_uuid
   skip_before_filter :render_404_if_no_object
-  skip_before_filter :require_auth_scope, :only => [ :home, :login_failure ]
+  skip_before_filter :require_auth_scope, only: [:home, :empty, :login_failure]
 
   def home
     respond_to do |f|
@@ -20,4 +24,8 @@ class StaticController < ApplicationController
     end
   end
 
+  def empty
+    render text: "-"
+  end
+
 end