pfSense

<?php

/*

	diag_ping.php

	part of m0n0wall (http://m0n0.ch/wall)

	Copyright (C) 2003-2005 Bob Zoller (bob@kludgebox.com) and Manuel Kasper <mk@neon1.net>.

	All rights reserved.

	Copyright (C) 2013-2015 Electric Sheep Fencing, LP

	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.

*/

/*

	pfSense_BUILDER_BINARIES:	/sbin/ping /sbin/ping6

	pfSense_MODULE: routing

*/

##|+PRIV

##|*IDENT=page-diagnostics-ping

##|*NAME=Diagnostics: Ping page

##|*DESCR=Allow access to the 'Diagnostics: Ping' page.

##|*MATCH=diag_ping.php*

##|-PRIV

$allowautocomplete = true;

$pgtitle = array(gettext("Diagnostics"), gettext("Ping"));

require_once("guiconfig.inc");

define('MAX_COUNT', 10);

define('DEFAULT_COUNT', 3);

function create_sourceaddresslist() {

	$list = array('any' => 'Any');

	foreach (get_possible_traffic_source_addresses(true) as $sipname)

		$list[$sipname['value']] = $sipname['name'];

	return $list;

}

if ($_POST || $_REQUEST['host']) {

	unset($input_errors);

	unset($do_ping);

	/* input validation */

	$reqdfields = explode(" ", "host count");

	$reqdfieldsn = array(gettext("Host"),gettext("Count"));

	do_input_validation($_REQUEST, $reqdfields, $reqdfieldsn, $input_errors);

	if (($_REQUEST['count'] < 1) || ($_REQUEST['count'] > MAX_COUNT)) {

		$input_errors[] = sprintf(gettext("Count must be between 1 and %s"), MAX_COUNT);

	}

	$host = trim($_REQUEST['host']);

	$ipproto = $_REQUEST['ipproto'];

	if (($ipproto == "ipv4") && is_ipaddrv6($host))

		$input_errors[] = gettext("When using IPv4, the target host must be an IPv4 address or hostname.");

	if (($ipproto == "ipv6") && is_ipaddrv4($host))

		$input_errors[] = gettext("When using IPv6, the target host must be an IPv6 address or hostname.");

	if (!$input_errors) {

		$do_ping = true;

		$sourceip = $_REQUEST['sourceip'];

		$count = $_POST['count'];

		if (preg_match('/[^0-9]/', $count) )

			$count = DEFAULT_COUNT;

	}

}

if (!isset($do_ping)) {

	$do_ping = false;

	$host = '';

	$count = DEFAULT_COUNT;

}

if($do_ping) {

?>

	<script type="text/javascript">

	//<![CDATA[

	window.onload=function(){

		document.getElementById("pingCaptured").wrap='off';

	}

	//]]>

	</script>

<?php

	$ifscope = '';

	$command = "/sbin/ping";

	if ($ipproto == "ipv6") {

		$command .= "6";

		$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ipv6($sourceip);

		if (is_linklocal($ifaddr))

			$ifscope = get_ll_scope($ifaddr);

	} else {

		$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ip($sourceip);

	}

	if ($ifaddr && (is_ipaddr($host) || is_hostname($host))) {

		$srcip = "-S" . escapeshellarg($ifaddr);

		if (is_linklocal($host) && !strstr($host, "%") && !empty($ifscope))

			$host .= "%{$ifscope}";

	}

	$cmd = "{$command} {$srcip} -c" . escapeshellarg($count) . " " . escapeshellarg($host);

	//echo "Ping command: {$cmd}\n";

	$result = shell_exec($cmd);

	if(empty($result))

		$input_errors[] = "Host \"" . $host . "\" did not respond or could not be resolved.";

}

include('head.inc');

if ($input_errors)

	print_input_errors($input_errors);

require('classes/Form.class.php');

$form = new Form('Ping');

$section = new Form_Section('Ping');

$section->addInput(new Form_Input(

	'host',

	'Hostname',

	'text',

	$host,

	['placeholder' => 'Hostname to ping']

));

$group = new Form_Group('IP Protocol');

$group->add(new Form_Checkbox(

	'ipproto',

	null,

	'IPv4',

	('ipv6' != $ipproto), # negative check, so this would be checked by default

	'ipv4'

))->displayAsRadio();

$group->add(new Form_Checkbox(

	'ipproto',

	null,

	'IPv6',

	('ipv6' == $ipproto),

	'ipv6'

))->displayAsRadio();

$group->setHelp('Select the protocol to use');

$section->add($group);

$section->addInput(new Form_Select(

	'sourceip',

	'Source address',

	$pconfig['source'],

	create_sourceaddresslist()

))->setHelp('Select source address for the ping');

$section->addInput(new Form_Select(

	'count',

	'Maximum number of pings',

	$count,

	array_combine(range(1, MAX_COUNT), range(1, MAX_COUNT))

))->setHelp('Select the maximum number pings');

$form->add($section);

print $form;

if($do_ping && !empty($result) && !$input_errors) {

?>

	<div class="panel panel-default">

		<div class="panel-heading">

			<h2 class="panel-title">Results</h2>

		</div>

		<div class="panel-body">

			<pre><?= $result ?></pre>

		</div>

	</div>

<?php

}

include('foot.inc');