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<?php
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/*
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diag_traceroute.php
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part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2005 Paul Taylor (paultaylor@winndixie.com) and Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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##|+PRIV
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##|*IDENT=page-diagnostics-traceroute
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##|*NAME=Diagnostics: Traceroute page
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##|*DESCR=Allow access to the 'Diagnostics: Traceroute' page.
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##|*MATCH=diag_traceroute.php*
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##|-PRIV
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require("guiconfig.inc");
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$pgtitle = array("Diagnostics","Traceroute");
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include("head.inc");
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?>
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<body link="#000000" vlink="#000000" alink="#000000">
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<? include("fbegin.inc"); ?>
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<?php
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define('MAX_TTL', 64);
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define('DEFAULT_TTL', 18);
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if ($_POST) {
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unset($input_errors);
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unset($do_traceroute);
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/* input validation */
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$reqdfields = explode(" ", "host ttl");
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$reqdfieldsn = explode(",", "Host,ttl");
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do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
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if (($_POST['ttl'] < 1) || ($_POST['ttl'] > MAX_TTL)) {
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$input_errors[] = "Maximum number of hops must be between 1 and {MAX_TTL}";
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}
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if (!$input_errors) {
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$do_traceroute = true;
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$host = $_POST['host'];
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$ttl = $_POST['ttl'];
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}
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}
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if (!isset($do_traceroute)) {
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$do_traceroute = false;
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$host = '';
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$ttl = DEFAULT_TTL;
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}
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?>
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<?php if ($input_errors) print_input_errors($input_errors); ?>
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<form action="diag_traceroute.php" method="post" name="iform" id="iform">
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<table width="100%" border="0" cellpadding="6" cellspacing="0">
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<tr>
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<td colspan="2" valign="top" class="listtopic">Traceroute</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Host</td>
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<td width="78%" class="vtable">
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<?=$mandfldhtml;?><input name="host" type="text" class="formfld" id="host" size="20" value="<?=htmlspecialchars($host);?>"></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Maximum number of hops</td>
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<td width="78%" class="vtable">
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<select name="ttl" class="formfld" id="ttl">
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<?php for ($i = 1; $i <= MAX_TTL; $i++): ?>
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<option value="<?=$i;?>" <?php if ($i == $ttl) echo "selected"; ?>><?=$i;?></option>
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<?php endfor; ?>
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</select></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq">Use ICMP</td>
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<td width="78%" class="vtable">
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<input name="useicmp" type="checkbox"<?php if($_POST['useicmp']) echo " CHECKED"; ?>>
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%">
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<input name="Submit" type="submit" class="formbtn" value="Traceroute">
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</td>
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</tr>
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<tr>
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<td valign="top" colspan="2">
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<p><span class="vexpl"><span class="red"><strong>Note: </strong></span> Traceroute may take a while to complete. You may hit the Stop button on your browser at any time to see the progress of failed traceroutes.<p>
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<? if ($do_traceroute) {
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echo "<font face='terminal' size='2'>";
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echo("<br><strong>Traceroute output:</strong><br>");
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echo('<pre>');
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ob_end_flush();
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if($_POST['useicmp'])
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$useicmp = "-I";
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else
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$useicmp = "";
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system("/usr/sbin/traceroute $useicmp -w 2 -m " . escapeshellarg($ttl) . " " . escapeshellarg($host));
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echo('</pre>');
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}
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?>
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%">
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<span class="vexpl"><strong>Note: </strong></span> Multi-wan is not supported from this utility currently.
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</td>
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</tr>
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</table>
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</form>
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<?php include("fend.inc"); ?>
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