.
All rights reserved.
modified for the pfsense snort package
Copyright (C) 2009-2010 Robert Zelaya.
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_gui.inc");
require_once("/usr/local/pkg/snort/snort.inc");
if (!is_array($config['installedpackages']['snortglobal']['whitelist']['item']))
$config['installedpackages']['snortglobal']['whitelist']['item'] = array();
$a_whitelist = &$config['installedpackages']['snortglobal']['whitelist']['item'];
$id = $_GET['id'];
if (isset($_POST['id']))
$id = $_POST['id'];
if (is_null($id)) {
header("Location: /snort/snort_interfaces_whitelist.php");
exit;
}
/* gen uuid for each iface !inportant */
if ($config['installedpackages']['snortglobal']['whitelist']['item'][$id]['uuid'] == '') {
$whitelist_uuid = 0;
while ($whitelist_uuid > 65535 || $whitelist_uuid == 0) {
$whitelist_uuid = mt_rand(1, 65535);
$pconfig['uuid'] = $whitelist_uuid;
}
} else if ($config['installedpackages']['snortglobal']['whitelist']['item'][$id]['uuid'] != '') {
$whitelist_uuid = $config['installedpackages']['snortglobal']['whitelist']['item'][$id]['uuid'];
}
$d_snort_whitelist_dirty_path = '/var/run/snort_whitelist.dirty';
/* returns true if $name is a valid name for a whitelist file name or ip */
function is_validwhitelistname($name, $type) {
if (!is_string($name))
return false;
if ($type === 'name' && !preg_match("/[^a-zA-Z0-9\_]/", $name))
return true;
if ($type === 'ip' && !preg_match("/[^a-zA-Z0-9\:\,\.\/]/", $name))
return true;
if ($type === 'detail' && !preg_match("/[^a-zA-Z0-9\:\,\.\+\s\-\']/", $name))
return true;
return false;
}
if (isset($id) && $a_whitelist[$id]) {
/* old settings */
$pconfig = array();
$pconfig['name'] = $a_whitelist[$id]['name'];
$pconfig['uuid'] = $a_whitelist[$id]['uuid'];
$pconfig['detail'] = $a_whitelist[$id]['detail'];
$pconfig['addressuuid'] = $a_whitelist[$id]['addressuuid'];
$pconfig['snortlisttype'] = $a_whitelist[$id]['snortlisttype'];
$pconfig['address'] = $a_whitelist[$id]['address'];
$pconfig['descr'] = html_entity_decode($a_whitelist[$id]['descr']);
$pconfig['wanips'] = $a_whitelist[$id]['wanips'];
$pconfig['wangateips'] = $a_whitelist[$id]['wangateips'];
$pconfig['wandnsips'] = $a_whitelist[$id]['wandnsips'];
$pconfig['vips'] = $a_whitelist[$id]['vips'];
$pconfig['vpnips'] = $a_whitelist[$id]['vpnips'];
$addresses = explode(' ', $pconfig['address']);
$address = explode(" ", $addresses[0]);
}
if ($_POST['submit']) {
conf_mount_rw();
unset($input_errors);
$pconfig = $_POST;
//input validation
$reqdfields = explode(" ", "name"); // post name required
$reqdfieldsn = explode(",", "Name"); // error msg name
do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
if(strtolower($_POST['name']) == "defaultwhitelist")
$input_errors[] = "Whitelist file names may not be named defaultwhitelist.";
if (is_validwhitelistname($_POST['name'], 'name') == false)
$input_errors[] = "Whitelist name may only consist of the characters a-z, A-Z and 0-9. Note: No Spaces.";
if (is_validwhitelistname($_POST['descr'], 'detail') == false)
$input_errors[] = "Whitelist description name may only consist of the characters [a-z, A-Z 0-9 + , :]. Note: No Spaces.";
// check for name conflicts
foreach ($a_whitelist as $w_list) {
if (isset($id) && ($a_whitelist[$id]) && ($a_whitelist[$id] === $w_list))
continue;
if ($w_list['name'] == $_POST['name']) {
$input_errors[] = "A whitelist file name with this name already exists.";
break;
}
}
// build string lists
if (!empty($pconfig[addresses])) {
$countArray = count($pconfig[addresses]);
$i = 0;
foreach ($pconfig[addresses] as $address) {
$i++;
if (is_validwhitelistname($address[address], 'ip') == false) {
$input_errors[] = "List of IPs may only consist of the characters [. : 0-9]. Note: No Spaces.";
}
if (is_validwhitelistname($address[detail], 'detail') == false) {
$input_errors[] = "List of IP descriptions may only consist of the characters [a-z, A-Z 0-9 + , : ' -].";
}
if (!empty($address[address]) && !empty($address[uuid])) {
$final_address_ip .= $address[address];
$final_address_uuid .= $address[uuid];
if (empty($address[detail])) {
$final_address_details .= "Entry added " . date('r');
}else{
$final_address_details .= $address[detail];
}
if($i < $countArray){
$final_address_ip .= ',';
$final_address_details .= '||';
$final_address_uuid .= '||';
}
}
}
}
$w_list = array();
// post user input
$w_list['name'] = $_POST['name'];
$w_list['descr'] = mb_convert_encoding($_POST['descr'],"HTML-ENTITIES","auto");
$w_list['uuid'] = $whitelist_uuid;
$w_list['snortlisttype'] = $_POST['snortlisttype'];
$w_list['wanips'] = $_POST['wanips']? 'yes' : 'no';
$w_list['wangateips'] = $_POST['wangateips']? 'yes' : 'no';
$w_list['wandnsips'] = $_POST['wandnsips']? 'yes' : 'no';
$w_list['vips'] = $_POST['vips']? 'yes' : 'no';
$w_list['vpnips'] = $_POST['vpnips']? 'yes' : 'no';
$w_list['addressuuid'] = $final_address_uuid;
$w_list['address'] = $final_address_ip;
$w_list['detail'] = $final_address_details;
if (empty($final_address_ip) && $w_list['wanips'] === 'no' && $w_list['wangateips'] === 'no' && $w_list['wandnsips'] === 'no' && $w_list['vips'] === 'no' && $w_list['vpnips'] === 'no')
$input_errors[] = "You must add a \"auto generated ip\" or a \"custom ip\"! ";
if (!$input_errors) {
if (isset($id) && $a_whitelist[$id])
$a_whitelist[$id] = $w_list;
else
$a_whitelist[] = $w_list;
write_config();
// create whitelist and homenet file then sync files
sync_snort_package_config();
header("Location: /snort/snort_interfaces_whitelist.php");
exit;
} else {
$pconfig['wanips'] = $a_whitelist[$id]['wanips'];
$pconfig['wangateips'] = $a_whitelist[$id]['wangateips'];
$pconfig['wandnsips'] = $a_whitelist[$id]['wandnsips'];
$pconfig['vips'] = $a_whitelist[$id]['vips'];
$pconfig['vpnips'] = $a_whitelist[$id]['vpnips'];
$pconfig['descr'] = mb_convert_encoding($_POST['descr'],"HTML-ENTITIES","auto");
$pconfig['address'] = $final_address_ip;
$pconfig['detail'] = $final_address_details;
$pconfig['addressuuid'] = $final_address_uuid;
$input_errors[] = 'Press Cancel to reset.';
}
}
$pgtitle = "Services: Snort: Whitelist: Edit $whitelist_uuid";
include_once("head.inc");
?>