82 lines
3.2 KiB
Ruby
82 lines
3.2 KiB
Ruby
#
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# Copyright (c) 2006-2015 Wade Alcorn - wade@bindshell.net
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# Browser Exploitation Framework (BeEF) - http://beefproject.com
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# See the file 'doc/COPYING' for copying permission
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#
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module BeEF
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module Core
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module Handlers
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class Commands
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include BeEF::Core::Handlers::Modules::BeEFJS
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include BeEF::Core::Handlers::Modules::Command
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@data = {}
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# Handles command data
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# @param [Hash] data Data from command execution
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# @param [Class] kclass Class of command
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# @todo Confirm argument data variable type [radoen]: type is Hash confirmed.
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def initialize(data, kclass)
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@kclass = BeEF::Core::Command.const_get(kclass.capitalize)
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@data = data
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setup()
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end
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# Initial setup function, creates the command module and saves details to datastore
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def setup()
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@http_params = @data['request'].params
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@http_header = Hash.new
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http_header = @data['request'].env.select { |k, v| k.to_s.start_with? 'HTTP_' }.each { |key, value|
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@http_header[key.sub(/^HTTP_/, '')] = value
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}
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# @note get and check command id from the request
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command_id = get_param(@data, 'cid')
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# @todo ruby filter needs to be updated to detect fixnums not strings
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command_id = command_id.to_s()
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(print_error "command_id is invalid"; return) if not BeEF::Filters.is_valid_command_id?(command_id.to_s())
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# @note get and check session id from the request
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beefhook = get_param(@data, 'beefhook')
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(print_error "BeEFhook is invalid"; return) if not BeEF::Filters.is_valid_hook_session_id?(beefhook)
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result = get_param(@data, 'results')
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# @note create the command module to handle the response
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command = @kclass.new(BeEF::Module.get_key_by_class(@kclass))
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command.build_callback_datastore(@http_params, @http_header, result, command_id, beefhook)
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command.session_id = beefhook
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if command.respond_to?(:post_execute)
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command.post_execute
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end
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#@todo this is the part that store result on db and the modify will be accessible from all the framework and so UI too
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# @note get/set details for datastore and log entry
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command_friendly_name = command.friendlyname
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(print_error "command friendly name is empty"; return) if command_friendly_name.empty?
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command_results = get_param(@data, 'results')
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(print_error "command results are empty"; return) if command_results.empty?
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# @note save the command module results to the datastore and create a log entry
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command_results = {'data' => command_results}
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BeEF::Core::Models::Command.save_result(beefhook, command_id, command_friendly_name, command_results)
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end
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# Returns parameter from hash
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# @param [Hash] query Hash of data to return data from
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# @param [String] key Key to search for and return inside `query`
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# @return Value referenced in hash at the supplied key
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def get_param(query, key)
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return (query.class == Hash and query.has_key?(key)) ? query[key] : nil
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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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