Files
control-pane/public/vnc.php
olevole fb139b95cb wip
2023-02-27 02:17:33 +03:00

68 lines
2.0 KiB
PHP

<?php
if(!isset($_GET['jname'])){
echo 'You forgot to specify a name of jail!';
exit;
}
function clonos_syslog($msg)
{
file_put_contents('/tmp/clonos.log', date("j.n.Y").":".$msg . "\n", FILE_APPEND);
return 0;
}
function runVNC($jname)
{
$res = (new Db('base','local'))->selectOne("SELECT vnc_password FROM bhyve WHERE jname=?", array([$jname]));
$pass = ($res !== false) ? $res['vnc_password'] : 'cbsd';
$permit=$_SERVER['REMOTE_ADDR'];
// clonos_syslog("vnc.php run: vm_vncwss jname={$jname} permit={$permit}");
$res=CBSD::run("vm_vncwss jname={$jname} permit={$permit}",array());
// , array($jname, $_SERVER['REMOTE_ADDR']));
// HTTP_HOST is preferred for href
if (isset($_SERVER['HTTP_HOST']) && !empty(trim($_SERVER['HTTP_HOST']))){
$nodeip = $_SERVER['HTTP_HOST'];
$nodeip = parse_url($nodeip, PHP_URL_HOST);
} else {
# use localhost as fallback in case the HTTP_HOST header is not set
$nodeip = '127.0.0.1';
}
// HTTP_HOST is IP, try to check SERVER_NAME
if (filter_var($nodeip, FILTER_VALIDATE_IP)) {
$nodeip = $_SERVER['SERVER_ADDR'];
// https://www.php.net/manual/en/reserved.variables.server.php
// Note: Under Apache 2, you must set UseCanonicalName = On and ServerName.
// handle when 'server_name _;' - use IP instead
if(isset($_SERVER['SERVER_NAME']) && !empty(trim($_SERVER['SERVER_NAME'])) && (strcmp($_SERVER['SERVER_NAME'], "_") != 0)){
$nodeip = $_SERVER['SERVER_NAME'];
}
} else {
$nodeip = $_SERVER['SERVER_ADDR'];
}
# TODO: This will send the pass in clear text
header('Location: http://'.$nodeip.':6081/vnc_lite.html?scale=true&host='.$nodeip.'&port=6081?password='.$pass);
exit;
}
$rp = realpath('../');
require_once($rp.'/php/db.php');
require_once($rp.'/php/cbsd.php');
require_once($rp.'/php/validate.php');
$jname = trim(preg_replace('/\t+|\r|\n/', '', $_GET['jname']));
if ($jname != escapeshellcmd($jname)){
Utils::clonos_syslog("cmd.php SHELL ESCAPE:". $jname);
die("Shell escape attempt");
}
//runVNC(Validate::long_string($jname));
runVNC($jname);