X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/74cdb4454d4adc6b403c207169313f37332d8aac..cbc29982e30fd776c194c47dc584710ff1b340c4:/apps/workbench/app/controllers/application_controller.rb

diff --git a/apps/workbench/app/controllers/application_controller.rb b/apps/workbench/app/controllers/application_controller.rb
index 0313111ab9..4f5d8fdcd2 100644
--- a/apps/workbench/app/controllers/application_controller.rb
+++ b/apps/workbench/app/controllers/application_controller.rb
@@ -12,6 +12,7 @@ class ApplicationController < ActionController::Base
   # Methods that don't require login should
   #   skip_around_filter :require_thread_api_token
   around_filter :require_thread_api_token, except: ERROR_ACTIONS
+  before_filter :set_cache_buster
   before_filter :accept_uuid_as_id_param, except: ERROR_ACTIONS
   before_filter :check_user_agreements, except: ERROR_ACTIONS
   before_filter :check_user_profile, except: ERROR_ACTIONS
@@ -31,6 +32,12 @@ class ApplicationController < ActionController::Base
                 with: :render_exception)
   end
 
+  def set_cache_buster
+    response.headers["Cache-Control"] = "no-cache, no-store, max-age=0, must-revalidate"
+    response.headers["Pragma"] = "no-cache"
+    response.headers["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
+  end
+
   def unprocessable(message=nil)
     @errors ||= []