91bfc090e9
git-svn-id: https://beef.googlecode.com/svn/trunk@949 b87d56ec-f9c0-11de-8c8a-61c5e9addfc9
101 lines
3.4 KiB
Ruby
101 lines
3.4 KiB
Ruby
module BeEF
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module Core
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module Handlers
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module Modules
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#
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# Purpose: avoid rewriting several times the same code.
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#
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module BeEFJS
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#
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# Builds the default beefjs library (all default components of the library).
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#
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# @param: {Object} the hook session id
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# @param: {Boolean} if the framework is already loaded in the hooked browser
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#
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def build_beefjs!(req_host)
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# set up values required to construct beefjs
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beefjs = '' # init the beefjs string (to be sent as the beefjs file)
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beefjs_path = "#{$root_dir}/core/main/client/" # location of sub files
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js_sub_files = %w(lib/jquery-1.5.2.min.js lib/evercookie.js beef.js browser.js browser/cookie.js session.js os.js dom.js logger.js net.js updater.js encode/base64.js encode/json.js net/local.js init.js)
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# construct the beefjs string from file(s)
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js_sub_files.each {|js_sub_file_name|
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js_sub_file_abs_path = beefjs_path + js_sub_file_name # construct absolute path
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beefjs << (File.read(js_sub_file_abs_path) + "\n\n") # concat each js sub file
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}
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# create the config for the hooked browser session
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config = BeEF::Core::Configuration.instance
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hook_session_name = config.get('beef.http.hook_session_name')
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hook_session_config = BeEF::Core::Server.instance.to_h
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# if http_host="0.0.0.0" in config ini, use the host requested by client
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if hook_session_config['beef_host'].eql? "0.0.0.0"
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hook_session_config['beef_host'] = req_host
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hook_session_config['beef_url'].sub!(/0\.0\.0\.0/, req_host)
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end
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# populate place holders in the beefjs string and set the response body
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eruby = Erubis::FastEruby.new(beefjs)
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@body << eruby.evaluate(hook_session_config)
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end
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#
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# Finds the path to js components
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#
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def find_beefjs_component_path(component)
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component_path = component
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component_path.gsub!(/beef./, '')
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component_path.gsub!(/\./, '/')
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component_path.replace "#{$root_dir}/core/main/client/#{component_path}.js"
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return false if not File.exists? component_path
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component_path
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end
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#
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# Builds missing beefjs components.
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#
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# Ex: build_missing_beefjs_components(['beef.net.local', 'beef.net.requester'])
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#
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def build_missing_beefjs_components(beefjs_components)
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# verifies that @beef_js_cmps is not nil to avoid bugs
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@beef_js_cmps = '' if @beef_js_cmps.nil?
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if beefjs_components.is_a? String
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beefjs_components_path = find_beefjs_component_path(beefjs_components)
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raise "Invalid component: could not build the beefjs file" if not beefjs_components_path
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beefjs_components = {beefjs_components => beefjs_components_path}
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end
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beefjs_components.keys.each {|k|
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next if @beef_js_cmps.include? beefjs_components[k]
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# path to the component
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component_path = beefjs_components[k]
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# we output the component to the hooked browser
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@body << File.read(component_path)+"\n\n"
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# finally we add the component to the list of components already generated so it does not
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# get generated numerous times.
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if @beef_js_cmps.eql? ''
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@beef_js_cmps = component_path
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else
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@beef_js_cmps += ",#{component_path}"
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end
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}
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end
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end
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end
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end
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end
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end
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