.
Copyright (C) 2011 Ermal Luci
All rights reserved.
Copyright (C) 2008-2009 Robert Zelaya
Modified for the Pfsense snort package.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require_once("guiconfig.inc");
require_once("/usr/local/pkg/snort/snort.inc");
global $g;
$d_snort_global_dirty_path = '/var/run/snort_global.dirty';
/* make things short */
$pconfig['snortdownload'] = $config['installedpackages']['snortglobal']['snortdownload'];
$pconfig['oinkmastercode'] = $config['installedpackages']['snortglobal']['oinkmastercode'];
$pconfig['emergingthreats'] = $config['installedpackages']['snortglobal']['emergingthreats'];
$pconfig['rm_blocked'] = $config['installedpackages']['snortglobal']['rm_blocked'];
$pconfig['snortloglimit'] = $config['installedpackages']['snortglobal']['snortloglimit'];
$pconfig['snortloglimitsize'] = $config['installedpackages']['snortglobal']['snortloglimitsize'];
$pconfig['autorulesupdate7'] = $config['installedpackages']['snortglobal']['autorulesupdate7'];
$pconfig['snortalertlogtype'] = $config['installedpackages']['snortglobal']['snortalertlogtype'];
$pconfig['forcekeepsettings'] = $config['installedpackages']['snortglobal']['forcekeepsettings'];
/* if no errors move foward */
if (!$input_errors) {
if ($_POST["Submit"]) {
$config['installedpackages']['snortglobal']['snortdownload'] = $_POST['snortdownload'];
$config['installedpackages']['snortglobal']['oinkmastercode'] = $_POST['oinkmastercode'];
$config['installedpackages']['snortglobal']['emergingthreats'] = $_POST['emergingthreats'] ? 'on' : 'off';
$config['installedpackages']['snortglobal']['rm_blocked'] = $_POST['rm_blocked'];
if ($_POST['snortloglimitsize']) {
$config['installedpackages']['snortglobal']['snortloglimit'] = $_POST['snortloglimit'];
$config['installedpackages']['snortglobal']['snortloglimitsize'] = $_POST['snortloglimitsize'];
} else {
$config['installedpackages']['snortglobal']['snortloglimit'] = 'on';
/* code will set limit to 21% of slice that is unused */
$snortloglimitDSKsize = round(exec('df -k /var | grep -v "Filesystem" | awk \'{print $4}\'') * .22 / 1024);
$config['installedpackages']['snortglobal']['snortloglimitsize'] = $snortloglimitDSKsize;
}
$config['installedpackages']['snortglobal']['autorulesupdate7'] = $_POST['autorulesupdate7'];
$config['installedpackages']['snortglobal']['snortalertlogtype'] = $_POST['snortalertlogtype'];
$config['installedpackages']['snortglobal']['forcekeepsettings'] = $_POST['forcekeepsettings'] ? 'on' : 'off';
$retval = 0;
$snort_snortloglimit_info_ck = $config['installedpackages']['snortglobal']['snortloglimit'];
snort_snortloglimit_install_cron($snort_snortloglimit_info_ck == 'ok' ? true : false);
/* set the snort block hosts time IMPORTANT */
$snort_rm_blocked_info_ck = $config['installedpackages']['snortglobal']['rm_blocked'];
if ($snort_rm_blocked_info_ck == "never_b")
$snort_rm_blocked_false = false;
else
$snort_rm_blocked_false = true;
snort_rm_blocked_install_cron($snort_rm_blocked_false);
/* set the snort rules update time */
$snort_rules_up_info_ck = $config['installedpackages']['snortglobal']['autorulesupdate7'];
if ($snort_rules_up_info_ck == "never_up")
$snort_rules_up_false = false;
else
$snort_rules_up_false = true;
snort_rules_up_install_cron($snort_rules_up_false);
configure_cron();
write_config();
/* create whitelist and homenet file then sync files */
sync_snort_package_config();
/* forces page to reload new settings */
header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
header( 'Cache-Control: no-store, no-cache, must-revalidate' );
header( 'Cache-Control: post-check=0, pre-check=0', false );
header( 'Pragma: no-cache' );
header("Location: /snort/snort_interfaces_global.php");
exit;
}
}
if ($_POST["Reset"]) {
function snort_deinstall_settings() {
global $config, $g, $id, $if_real;
exec("/usr/usr/bin/killall snort");
sleep(2);
exec("/usr/usr/bin/killall -9 snort");
sleep(2);
exec("/usr/usr/bin/killall barnyard2");
sleep(2);
exec("/usr/usr/bin/killall -9 barnyard2");
sleep(2);
/* Remove snort cron entries Ugly code needs smoothness*/
if (!function_exists('snort_deinstall_cron')) {
function snort_deinstall_cron($cronmatch) {
global $config, $g;
if(!$config['cron']['item'])
return;
$x=0;
$is_installed = false;
foreach($config['cron']['item'] as $item) {
if (strstr($item['command'], $cronmatch)) {
$is_installed = true;
break;
}
$x++;
}
if($is_installed == true)
unset($config['cron']['item'][$x]);
configure_cron();
}
}
snort_deinstall_cron("snort2c");
snort_deinstall_cron("snort_check_for_rule_updates.php");
/* Unset snort registers in conf.xml IMPORTANT snort will not start with out this */
/* Keep this as a last step */
unset($config['installedpackages']['snortglobal']);
/* remove all snort iface dir */
exec('rm -r /usr/local/etc/snort/snort_*');
exec('rm /var/log/snort/*');
}
snort_deinstall_settings();
write_config(); /* XXX */
header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
header( 'Cache-Control: no-store, no-cache, must-revalidate' );
header( 'Cache-Control: post-check=0, pre-check=0', false );
header( 'Pragma: no-cache' );
header("Location: /snort/snort_interfaces_global.php");
exit;
}
$pgtitle = 'Services: Snort: Global Settings';
include_once("head.inc");
?>
' . $pgtitle . '';
?>
You must apply the changes in order for them to take effect.
');
}
}
?>