1 files changed, 25 insertions, 0 deletions
diff --git a/lib/gitlab/auth/request_authenticator.rb b/lib/gitlab/auth/request_authenticator.rb
new file mode 100644
index 00000000000..46ec040ce92
--- /dev/null
+++ b/lib/gitlab/auth/request_authenticator.rb
@@ -0,0 +1,25 @@
+# Use for authentication only, in particular for Rack::Attack.
+# Does not perform authorization of scopes, etc.
+module Gitlab
+  module Auth
+    class RequestAuthenticator
+      include UserAuthFinders
+
+      attr_reader :request
+
+      def initialize(request)
+        @request = request
+      end
+
+      def user
+        find_sessionless_user || find_user_from_warden
+      end
+
+      def find_sessionless_user
+        find_user_from_access_token || find_user_from_rss_token
+      rescue Gitlab::Auth::AuthenticationError
+        nil
+      end
+    end
+  end
+end