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Contents
# Copyright (c) 2020 Contrast Security, Inc. See https://www.contrastsecurity.com/enduser-terms-0317a for more details.
# frozen_string_literal: true
module Contrast
module Framework
module Rails
module Patch
# This class acts as our patch into the ActionController::Live::Buffer
# class, allowing us to track the close event on streamed responses.
class ActionControllerLiveBuffer
class << self
def send_messages
return unless (context = Contrast::Agent::REQUEST_TRACKER.current)
[context.server_activity, context.activity, context.observed_route].each do |msg|
Contrast::Agent.messaging_queue.send_event_immediately(msg)
end
end
def instrument
@_instrument ||= begin
::ActionController::Live::Buffer.class_eval do
# normally pre->in->post filters are applied however, in a streamed response
# we can run into a case where it's pre -> in -> post -> more infilters
# in order to submit anything found during the infilters after the response has
# been written we need to explicitly send them
alias_method :cs__close, :close
def close
Contrast::Framework::Rails::Patch::ActionControllerLiveBuffer.send_messages
cs__close
end
end
true
end
end
end
end
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems