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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) 2013-2014 Electric Sheep Fencing, LP
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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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/*
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pfSense_BUILDER_BINARIES: /usr/sbin/traceroute
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pfSense_MODULE: routing
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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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$allowautocomplete = true;
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$pgtitle = array(gettext("Diagnostics"),gettext("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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<?php 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 || $_REQUEST['host']) {
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unset($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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$reqdfieldsn = array(gettext("Host"),gettext("ttl"));
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do_input_validation($_REQUEST, $reqdfields, $reqdfieldsn, $input_errors);
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if (($_REQUEST['ttl'] < 1) || ($_REQUEST['ttl'] > MAX_TTL)) {
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$input_errors[] = sprintf(gettext("Maximum number of hops must be between 1 and %s"), MAX_TTL);
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}
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$host = trim($_REQUEST['host']);
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$ipproto = $_REQUEST['ipproto'];
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if (($ipproto == "ipv4") && is_ipaddrv6($host))
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$input_errors[] = gettext("When using IPv4, the target host must be an IPv4 address or hostname.");
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if (($ipproto == "ipv6") && is_ipaddrv4($host))
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$input_errors[] = gettext("When using IPv6, the target host must be an IPv6 address or hostname.");
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if (!$input_errors) {
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$sourceip = $_REQUEST['sourceip'];
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$do_traceroute = true;
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$ttl = $_REQUEST['ttl'];
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$resolve = $_REQUEST['resolve'];
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}
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} else
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$resolve = true;
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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" summary="diag traceroute">
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<tr>
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<td colspan="2" valign="top" class="listtopic"><?=gettext("Traceroute");?></td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq"><?=gettext("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"><?=gettext("IP Protocol"); ?></td>
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<td width="78%" class="vtable">
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<select name="ipproto" class="formselect">
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<option value="ipv4" <?php if ($ipproto == "ipv4") echo "selected=\"selected\"" ?>>IPv4</option>
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<option value="ipv6" <?php if ($ipproto == "ipv6") echo "selected=\"selected\"" ?>>IPv6</option>
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</select>
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncell"><?=gettext("Source Address"); ?></td>
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<td width="78%" class="vtable">
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<select name="sourceip" class="formselect">
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<option value="">Any</option>
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<?php $sourceips = get_possible_traffic_source_addresses(true);
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foreach ($sourceips as $sip):
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$selected = "";
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if (!link_interface_to_bridge($sip['value']) && ($sip['value'] == $sourceip))
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$selected = "selected=\"selected\"";
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?>
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<option value="<?=$sip['value'];?>" <?=$selected;?>>
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<?=htmlspecialchars($sip['name']);?>
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</option>
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<?php endforeach; ?>
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</select>
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq"><?=gettext("Maximum number of hops");?></td>
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<td width="78%" class="vtable">
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<select name="ttl" class="formfld" id="ttl">
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<?php for ($i = 1; $i <= MAX_TTL; $i++): ?>
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<option value="<?=$i;?>" <?php if ($i == $ttl) echo "selected=\"selected\""; ?>><?=$i;?></option>
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<?php endfor; ?>
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</select>
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq"><?=gettext("Reverse Address Lookup");?></td>
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<td width="78%" class="vtable">
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<input name="resolve" type="checkbox"<?php echo (!isset($resolve) ? "" : " checked=\"checked\""); ?> />
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top" class="vncellreq"><?=gettext("Use ICMP");?></td>
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<td width="78%" class="vtable">
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<input name="useicmp" type="checkbox"<?php if($_REQUEST['useicmp']) echo " checked=\"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="<?=gettext("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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<span class="vexpl">
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<span class="red"><b><?=gettext("Note: ");?></b></span>
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<?=gettext("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.");?>
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<br /><br />
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<?=gettext("Using a source interface/IP address that does not match selected type (IPv4, IPv6) will result in an error or empty output.");?>
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</span>
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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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<?php
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if ($do_traceroute) {
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echo "<font face=\"terminal\" size=\"2\">\n";
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echo "<strong>" . gettext("Traceroute output:") . "</strong><br />\n";
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ob_end_flush();
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?>
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<script type="text/javascript">
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//<![CDATA[
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window.onload=function(){
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document.getElementById("tracerouteCaptured").wrap='off';
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}
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//]]>
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</script>
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<?php
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echo "<textarea id=\"tracerouteCaptured\" style=\"width:98%\" name=\"code\" rows=\"15\" cols=\"66\" readonly=\"readonly\">";
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$useicmp = isset($_REQUEST['useicmp']) ? "-I" : "";
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$n = isset($resolve) ? "" : "-n";
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$command = "/usr/sbin/traceroute";
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if ($ipproto == "ipv6") {
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$command .= "6";
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$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ipv6($sourceip);
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} else {
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$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ip($sourceip);
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}
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if ($ifaddr && (is_ipaddr($host) || is_hostname($host)))
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$srcip = "-s " . escapeshellarg($ifaddr);
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$cmd = "{$command} {$n} {$srcip} -w 2 {$useicmp} -m " . escapeshellarg($ttl) . " " . escapeshellarg($host);
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//echo "Traceroute command: {$cmd}\n";
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system($cmd);
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echo "</textarea> </font>";
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} ?>
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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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</body>
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</html>
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