Invalidate cache for builds badge

Closes #13982

1 files changed, 13 insertions, 0 deletions

diff --git a/app/controllers/projects/badges_controller.rb b/app/controllers/projects/badges_controller.rb
index a4dd94b941c..dc9c96df003 100644
--- a/app/controllers/projects/badges_controller.rb
+++ b/app/controllers/projects/badges_controller.rb
@@ -1,4 +1,6 @@
 class Projects::BadgesController < Projects::ApplicationController
+  before_action :set_no_cache
+
   def build
     respond_to do |format|
       format.html { render_404 }
@@ -8,4 +10,15 @@ class Projects::BadgesController < Projects::ApplicationController
       end
     end
   end
+
+  private
+
+  def set_no_cache
+    expires_now
+
+    # Add some deprecated headers for older agents
+    #
+    response.headers['Pragma'] = 'no-cache'
+    response.headers['Expires'] = 'Fri, 01 Jan 1990 00:00:00 GMT'
+  end
 end