. 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 = $_POST['id']; /* gen uuid for each iface !inportant */ if ($config['installedpackages']['snortglobal']['whitelist']['item'][$id]['uuid'] == '') { //$snort_uuid = gen_snort_uuid(strrev(uniqid(true))); $whitelist_uuid = 0; while ($whitelist_uuid > 65535 || $whitelist_uuid == 0) { $whitelist_uuid = mt_rand(1, 65535); $pconfig['uuid'] = $whitelist_uuid; } } if ($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) { if (!is_string($name)) return false; if (!preg_match("/[^a-zA-Z0-9\.\/]/", $name)) return true; return false; } if (isset($id) && $a_whitelist[$id]) { /* old settings */ $pconfig['name'] = $a_whitelist[$id]['name']; $pconfig['uuid'] = $a_whitelist[$id]['uuid']; $pconfig['detail'] = $a_whitelist[$id]['detail']; $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(" ", $addresses[0]); if ($address[1]) $addresssubnettest = true; else $addresssubnettest = false; } /* this will exec when alert says apply */ if ($_POST['apply']) { if (file_exists("$d_snort_whitelist_dirty_path")) { write_config(); sync_snort_package_config(); sync_snort_package(); unlink("$d_snort_whitelist_dirty_path"); } } if ($_POST['submit']) { unset($input_errors); $pconfig = $_POST; /* input validation */ $reqdfields = explode(" ", "name address"); $reqdfieldsn = explode(",", "Name,Address"); do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors); if(strtolower($_POST['name']) == "defaultwhitelist") $input_errors[] = "Whitelist file names may not be named defaultwhitelist."; $x = is_validwhitelistname($_POST['name']); if (!isset($x)) { $input_errors[] = "Reserved word used for whitelist file name."; } else { if (is_validwhitelistname($_POST['name']) == false) $input_errors[] = "Whitelist file name may only consist of the characters a-z, A-Z and 0-9 _. Note: No Spaces. Press Cancel to reset."; } if (is_validwhitelistname($_POST['address']) == false) $input_errors[] = "Whitelist address may only consist of the characters 0-9 and /. Note: No Spaces. Press Cancel to reset."; /* check for name conflicts */ foreach ($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; } } $w_list = array(); /* post user input */ $w_list['name'] = $_POST['name']; $w_list['uuid'] = $whitelist_uuid; $w_list['snortlisttype'] = $_POST['snortlisttype']; $w_list['address'] = $_POST['address']; $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; $address = $w_list['address']; $final_address_detail = mb_convert_encoding($_POST['detail'],"HTML-ENTITIES","auto"); if($final_address_detail <> "") { $final_address_details .= $final_address_detail; } else { $final_address_details .= "Entry added" . " "; $final_address_details .= date('r'); } $final_address_details .= "||"; $isfirst = 0; /* add another entry code */ for($x=0; $x<299; $x++) { $comd = "\$subnet = \$_POST['address" . $x . "'];"; eval($comd); $comd = "\$subnet_address = \$_POST['address_subnet" . $x . "'];"; eval($comd); if($subnet <> "") { $address .= " "; $address .= $subnet; if($subnet_address <> "") $address .= "" . $subnet_address; /* Compress in details to a single key, data separated by pipes. Pulling details here lets us only pull in details for valid address entries, saving us from having to track which ones to process later. */ $comd = "\$final_address_detail = mb_convert_encoding(\$_POST['detail" . $x . "'],'HTML-ENTITIES','auto');"; eval($comd); if($final_address_detail <> "") { $final_address_details .= $final_address_detail; } else { $final_address_details .= "Entry added" . " "; $final_address_details .= date('r'); } $final_address_details .= "||"; } } if (!$input_errors) { $w_list['address'] = $address; $w_list['descr'] = mb_convert_encoding($_POST['descr'],"HTML-ENTITIES","auto"); $w_list['detail'] = $final_address_details; if (isset($id) && $a_whitelist[$id]) $a_whitelist[$id] = $w_list; else $a_whitelist[] = $w_list; touch($d_snort_whitelist_dirty_path); write_config(); header("Location: /snort/snort_interfaces_whitelist_edit.php?id=$id"); exit; } //we received input errors, copy data to prevent retype else { $pconfig['descr'] = mb_convert_encoding($_POST['descr'],"HTML-ENTITIES","auto"); $pconfig['address'] = $address; $pconfig['detail'] = $final_address_details; } } $pgtitle = "Services: Snort: Whitelist: Edit $whitelist_uuid"; include("/usr/local/pkg/snort/snort_head.inc"); ?>
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