##
# This file is part of WhatWeb and may be subject to
# redistribution and commercial restrictions. Please see the WhatWeb
# web site for more information on licensing and terms of use.
# http://www.morningstarsecurity.com/research/whatweb
##
Plugin.define "X-Backend" do
author "Brendan Coles <bcoles@gmail.com>" # 2011-02-16
version "0.1"
description "This plugin identifies and extracts the value for X-Backend, X-Backend-Server, X-BackendHost and X-Backend-Host from the HTTP headers."

# ShodanHQ results as at 2011-02-16 #
# 66 for X-Backend-Server
# 4 for X-BackendHost
# 3 for X-Backend-Host



# Passive #
def passive
	m=[]

	# HTTP Header # X-Backend
	m << { :string=>@headers["x-backend"].to_s } unless @headers["x-backend"].nil?

	# HTTP Header # X-Backend-Server
	m << { :string=>@headers["x-backend-server"].to_s } unless @headers["x-backend-server"].nil?

	# HTTP Header # X-BackendHost
	m << { :string=>@headers["x-backendhost"].to_s } unless @headers["x-backendhost"].nil?

	# HTTP Header # X-Backend-Host
	m << { :string=>@headers["x-backend-host"].to_s } unless @headers["x-backend-host"].nil?

	# Return passive matches
	m
end

end