module ActionController::Instrumentation

def process_action(*args)
  raw_payload = {
    :controller => self.class.name,
    :action     => self.action_name,
    :params     => request.filtered_parameters,
    :format     => request.format.try(:ref),
    :method     => request.method,
    :path       => (request.fullpath rescue "unknown")
  }
  ActiveSupport::Notifications.instrument("start_processing.action_controller", raw_payload.dup)
  ActiveSupport::Notifications.instrument("process_action.action_controller", raw_payload) do |payload|
    result = super
    payload[:status] = response.status
    append_info_to_payload(payload)
    result
  end
end