diff options
Diffstat (limited to 'config/snort/snort_select_alias.php')
| -rw-r--r-- | config/snort/snort_select_alias.php | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/config/snort/snort_select_alias.php b/config/snort/snort_select_alias.php new file mode 100644 index 00000000..bd0a02e2 --- /dev/null +++ b/config/snort/snort_select_alias.php @@ -0,0 +1,245 @@ +<?php +/* $Id$ */ +/* + snort_select_alias.php + Copyright (C) 2004 Scott Ullrich + All rights reserved. + + originially part of m0n0wall (http://m0n0.ch/wall) + Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>. + 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("guiconfig.inc"); +require_once("functions.inc"); +require_once("/usr/local/pkg/snort/snort.inc"); + +// Set who called us so we can return to the correct page with +// the RETURN button. We will just trust this User-Agent supplied +// string for now. Check and make sure we don't store this page +// as the referrer so we don't stick the user in a loop. +session_start(); +if(!isset($_SESSION['org_referer']) && strpos($_SERVER['HTTP_REFERER'], $SERVER['PHP_SELF']) === false) + $_SESSION['org_referer'] = substr($_SERVER['HTTP_REFERER'], 0, strpos($_SERVER['HTTP_REFERER'], "?")); +$referrer = $_SESSION['org_referer']; + +// Get the QUERY_STRING from our referrer so we can return it. +if(!isset($_SESSION['org_querystr'])) + $_SESSION['org_querystr'] = $_SERVER['QUERY_STRING']; +$querystr = $_SESSION['org_querystr']; + +// Retrieve any passed QUERY STRING or POST variables +$type = $_GET['type']; +$varname = $_GET['varname']; +$multi_ip = $_GET['multi_ip']; +if (isset($_POST['type'])) + $type = $_POST['type']; +if (isset($_POST['varname'])) + $varname = $_POST['varname']; +if (isset($_POST['multi_ip'])) + $multi_ip = $_POST['multi_ip']; + +// Make sure we have a valid VARIABLE name +// and ALIAS TYPE, or else bail out. +if (is_null($type) || is_null($varname)) { + session_start(); + unset($_SESSION['org_referer']); + unset($_SESSION['org_querystr']); + session_write_close(); + header("Location: http://{$referrer}?{$querystr}"); + exit; +} + +// Used to track if any selectable Aliases are found +$selectablealias = false; + +// Initialize required array variables as necessary +if (!is_array($config['aliases']['alias'])) + $config['aliases']['alias'] = array(); +$a_aliases = $config['aliases']['alias']; + +// Create an array consisting of the Alias types the +// caller wants to select from. +$a_types = array(); +$a_types = explode('|', strtolower($type)); + +// Create a proper title based on the Alias types +$title = "a"; +switch (count($a_types)) { + case 1: + $title .= " " . ucfirst($a_types[0]); + break; + + case 2: + $title .= " " . ucfirst($a_types[0]) . " or " . ucfirst($a_types[1]); + break; + + case 3: + $title .= " " . ucfirst($a_types[0]) . ", " . ucfirst($a_types[1]) . " or " . ucfirst($a_types[2]); + + default: + $title = "n"; +} + +if ($_POST['cancel']) { + session_start(); + unset($_SESSION['org_referer']); + unset($_SESSION['org_querystr']); + session_write_close(); + header("Location: {$referrer}?{$querystr}"); + exit; +} + +if ($_POST['save']) { + if(empty($_POST['alias'])) + $input_errors[] = gettext("No alias is selected. Please select an alias before saving."); + + // if no errors, write new entry to conf + if (!$input_errors) { + $selection = $_POST['alias']; + session_start(); + unset($_SESSION['org_referer']); + unset($_SESSION['org_querystr']); + session_write_close(); + header("Location: {$referrer}?{$querystr}&varvalue={$selection}"); + exit; + } +} + +$pgtitle = gettext("Snort: Select {$title} Alias"); +include("head.inc"); + +?> + +<body link="#0000CC" vlink="#0000CC" alink="#0000CC"> +<?php include("fbegin.inc"); ?> +<form action="snort_select_alias.php" method="post"> +<input type="hidden" name="varname" value="<?=$varname;?>"> +<input type="hidden" name="type" value="<?=$type;?>"> +<input type="hidden" name="multi_ip" value="<?=$multi_ip;?>"> +<?php if ($input_errors) print_input_errors($input_errors); ?> +<div id="boxarea"> +<table width="100%" border="0" cellpadding="0" cellspacing="0"> +<tr> + <td class="tabcont"><strong><?=gettext("Select an Alias to use from the list below.");?></strong><br/> + </td> +</tr> +<tr> + <td class="tabcont"> + <table id="sortabletable1" style="table-layout: fixed;" class="sortable" width="100%" border="0" cellpadding="0" cellspacing="0"> + <colgroup> + <col width="5%" align="center"> + <col width="25%" align="left" axis="string"> + <col width="35%" align="left" axis="string"> + <col width="35%" align="left" axis="string"> + </colgroup> + <thead> + <tr> + <th class="listhdrr"></th> + <th class="listhdrr" axis="string"><?=gettext("Alias Name"); ?></th> + <th class="listhdrr" axis="string"><?=gettext("Values"); ?></th> + <th class="listhdrr" axis="string"><?=gettext("Description"); ?></th> + </tr> + </thead> + <tbody> + <?php $i = 0; foreach ($a_aliases as $alias): ?> + <?php if (!in_array($alias['type'], $a_types)) + continue; + if ( ($alias['type'] == "network" || $alias['type'] == "host") && + $multi_ip != "yes" && + !snort_is_single_addr_alias($alias['name'])) { + $textss = "<span class=\"gray\">"; + $textse = "</span>"; + $disable = true; + $tooltip = gettext("Aliases resolving to multiple address entries cannot be used with the destination target."); + } + elseif (($alias['type'] == "network" || $alias['type'] == "host") && + trim(filter_expand_alias($alias['name'])) == "") { + $textss = "<span class=\"gray\">"; + $textse = "</span>"; + $disable = true; + $tooltip = gettext("Aliases representing a FQDN host cannot be used in Snort preprocessor configurations."); + } + else { + $textss = ""; + $textse = ""; + $disable = ""; + $selectablealias = true; + $tooltip = gettext("Selected entry will be imported. Click to toggle selection."); + } + ?> + <?php if ($disable): ?> + <tr title="<?=$tooltip;?>"> + <td class="listlr" align="center"><img src="../themes/<?=$g['theme'];?>/images/icons/icon_block_d.gif" width="11" height"11" border="0"/> + <?php else: ?> + <tr> + <td class="listlr" align="center"><input type="radio" name="alias" value="<?=htmlspecialchars($alias['name']);?>" title="<?=$tooltip;?>"/></td> + <?php endif; ?> + <td class="listr" align="left"><?=$textss . htmlspecialchars($alias['name']) . $textse;?></td> + <td class="listr" align="left"> + <?php + $tmpaddr = explode(" ", $alias['address']); + $addresses = implode(", ", array_slice($tmpaddr, 0, 10)); + echo "{$textss}{$addresses}{$textse}"; + if(count($tmpaddr) > 10) { + echo "..."; + } + ?> + </td> + <td class="listbg" align="left"> + <?=$textss . htmlspecialchars($alias['descr']) . $textse;?> + </td> + </tr> + <?php $i++; endforeach; ?> + </table> + </td> +</tr> +<?php if (!$selectablealias): ?> +<tr> + <td class="tabcont" align="center"><b><?php echo gettext("There are currently no defined Aliases eligible for selection.");?></b></td> +</tr> +<tr> + <td class="tabcont" align="center"> + <input type="Submit" name="cancel" value="Cancel" id="cancel" class="formbtn" title="<?=gettext("Cancel import operation and return");?>"/> + </td> +</tr> +<?php else: ?> +<tr> + <td class="tabcont" align="center"> + <input type="Submit" name="save" value="Save" id="save" class="formbtn" title="<?=gettext("Import selected item and return");?>"/> + <input type="Submit" name="cancel" value="Cancel" id="cancel" class="formbtn" title="<?=gettext("Cancel import operation and return");?>"/> + </td> +</tr> +<?php endif; ?> +<tr> + <td class="tabcont"> + <span class="vexpl"><span class="red"><strong><?=gettext("Note:"); ?><br></strong></span><?=gettext("Fully-Qualified Domain Name (FQDN) host Aliases cannot be used as Snort configuration parameters. Aliases resolving to a single FQDN value are disabled in the list above. In the case of nested Aliases where one or more of the nested values is a FQDN host, the FQDN host will not be included in the {$title} configuration.");?></span> + </td> +</tr> +</table> +</div> +</form> +<?php include("fend.inc"); ?> +</body> +</html> |