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<?php
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/*
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* diag_ping.php
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
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* Copyright (c) 2003-2005 Bob Zoller (bob@kludgebox.com)
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* All rights reserved.
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*
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* originally based on m0n0wall (http://m0n0.ch/wall)
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* Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.
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* All rights reserved.
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*
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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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*
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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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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgment:
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* "This product includes software developed by the pfSense Project
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* for use in the pfSense® software distribution. (http://www.pfsense.org/).
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*
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* 4. The names "pfSense" and "pfSense Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* coreteam@pfsense.org.
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*
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* 5. Products derived from this software may not be called "pfSense"
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* nor may "pfSense" appear in their names without prior written
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* permission of the Electric Sheep Fencing, LLC.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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*
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* "This product includes software developed by the pfSense Project
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* for use in the pfSense software distribution (http://www.pfsense.org/).
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*
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* THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* 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
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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##|+PRIV
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##|*IDENT=page-diagnostics-ping
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##|*NAME=Diagnostics: Ping
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##|*DESCR=Allow access to the 'Diagnostics: Ping' page.
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##|*MATCH=diag_ping.php*
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##|-PRIV
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$allowautocomplete = true;
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$pgtitle = array(gettext("Diagnostics"), gettext("Ping"));
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require_once("guiconfig.inc");
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define('MAX_COUNT', 10);
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define('DEFAULT_COUNT', 3);
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$do_ping = false;
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$host = '';
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$count = DEFAULT_COUNT;
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if ($_POST || $_REQUEST['host']) {
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unset($input_errors);
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unset($do_ping);
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/* input validation */
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$reqdfields = explode(" ", "host count");
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$reqdfieldsn = array(gettext("Host"), gettext("Count"));
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do_input_validation($_REQUEST, $reqdfields, $reqdfieldsn, $input_errors);
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if (($_REQUEST['count'] < 1) || ($_REQUEST['count'] > MAX_COUNT)) {
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$input_errors[] = sprintf(gettext("Count must be between 1 and %s"), MAX_COUNT);
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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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}
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if (($ipproto == "ipv6") && is_ipaddrv4($host)) {
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$input_errors[] = gettext("When using IPv6, the target host must be an IPv6 address or hostname.");
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}
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if (!$input_errors) {
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if ($_POST) {
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$do_ping = true;
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}
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if (isset($_REQUEST['sourceip'])) {
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$sourceip = $_REQUEST['sourceip'];
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}
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$count = $_REQUEST['count'];
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if (preg_match('/[^0-9]/', $count)) {
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$count = DEFAULT_COUNT;
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}
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}
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}
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if ($do_ping) {
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?>
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<script type="text/javascript">
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//<![CDATA[
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window.onload=function() {
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document.getElementById("pingCaptured").wrap='off';
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}
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//]]>
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</script>
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<?php
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$ifscope = '';
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$command = "/sbin/ping";
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if ($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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if (is_linklocal($ifaddr)) {
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$ifscope = get_ll_scope($ifaddr);
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}
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} else {
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$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($ifaddr);
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if (is_linklocal($host) && !strstr($host, "%") && !empty($ifscope)) {
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$host .= "%{$ifscope}";
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}
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}
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$cmd = "{$command} {$srcip} -c" . escapeshellarg($count) . " " . escapeshellarg($host);
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//echo "Ping command: {$cmd}\n";
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$result = shell_exec($cmd);
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if (empty($result)) {
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$input_errors[] = sprintf(gettext('Host "%s" did not respond or could not be resolved.'), $host);
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}
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}
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include('head.inc');
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if ($input_errors) {
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print_input_errors($input_errors);
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}
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$form = new Form(false);
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$section = new Form_Section('Ping');
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$section->addInput(new Form_Input(
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'host',
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'Hostname',
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'text',
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$host,
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['placeholder' => 'Hostname to ping']
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));
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$section->addInput(new Form_Select(
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'ipproto',
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'IP Protocol',
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$ipproto,
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['ipv4' => 'IPv4', 'ipv6' => 'IPv6']
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));
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$section->addInput(new Form_Select(
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'sourceip',
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'Source address',
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$sourceip,
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array('' => gettext('Automatically selected (default)')) + get_possible_traffic_source_addresses(true)
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))->setHelp('Select source address for the ping.');
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$section->addInput(new Form_Select(
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'count',
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'Maximum number of pings',
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$count,
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array_combine(range(1, MAX_COUNT), range(1, MAX_COUNT))
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))->setHelp('Select the maximum number of pings.');
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$form->add($section);
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$form->addGlobal(new Form_Button(
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'Submit',
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'Ping',
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null,
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'fa-rss'
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))->addClass('btn-primary');
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print $form;
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if ($do_ping && !empty($result) && !$input_errors) {
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?>
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<div class="panel panel-default">
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<div class="panel-heading">
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<h2 class="panel-title"><?=gettext('Results')?></h2>
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</div>
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<div class="panel-body">
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<pre><?= $result ?></pre>
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</div>
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</div>
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<?php
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}
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include('foot.inc');
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