pfSense

<?php

/*

 * diag_ndp.php

 *

 * part of pfSense (https://www.pfsense.org)

 * Copyright (c) 2004-2013 BSD Perimeter

 * Copyright (c) 2013-2016 Electric Sheep Fencing

 * Copyright (c) 2014-2021 Rubicon Communications, LLC (Netgate)

 * Copyright (c) 2011 Seth Mos <seth.mos@dds.nl>

 * All rights reserved.

 *

 * originally based on m0n0wall (http://m0n0.ch/wall)

 * Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.

 * All rights reserved.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

##|+PRIV

##|*IDENT=page-diagnostics-ndptable

##|*NAME=Diagnostics: NDP Table

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

##|*MATCH=diag_ndp.php*

##|-PRIV

@ini_set('zlib.output_compression', 0);

@ini_set('implicit_flush', 1);

define('NDP_BINARY_PATH', '/usr/sbin/ndp');

require_once("guiconfig.inc");

// Delete ndp entry.

if (isset($_POST['deleteentry'])) {

	$ip = $_POST['deleteentry'];

	if (is_ipaddrv6($ip)) {

		$commandReturnValue = mwexec(NDP_BINARY_PATH . " -d " . escapeshellarg($ip), true);

		$deleteSucceededFlag = ($commandReturnValue == 0);

	} else {

		$deleteSucceededFlag = false;

	}

	$deleteResultMessage = ($deleteSucceededFlag)

		? sprintf(gettext("The NDP entry for %s has been deleted."), $ip)

		: sprintf(gettext("%s is not a valid IPv6 address or could not be deleted."), $ip);

	$deleteResultMessageType = ($deleteSucceededFlag)

		? 'success'

		: 'alert-warning';

} elseif (isset($_POST['clearndptable'])) {

	$out = "";

	$ret = exec("/usr/sbin/ndp -c", $out, $ndpTableRetVal);

	if ($ndpTableRetVal == 0) { 

		$deleteResultMessage = gettext("NDP Table has been cleared.");

		$deleteResultMessageType = 'success';

	} else {

		$deleteResultMessage = gettext("Unable to clear NDP Table.");

		$deleteResultMessageType = 'alert-warning';

	}

}

exec(NDP_BINARY_PATH . " -na", $rawdata);

$i = 0;

/* if list */

$ifdescrs = get_configured_interface_with_descr();

foreach ($ifdescrs as $key =>$interface) {

	$hwif[$config['interfaces'][$key]['if']] = $interface;

}

/*

 * Key map for each element in $rawdata

 * 0 => Neighbor IP

 * 1 => Physical address (MAC)

 * 2 => Interface

 * 3 => Expiration

 * 4 => State

 * 5 => Flags

 */

$data = array();

array_shift($rawdata);

foreach ($rawdata as $line) {

	$elements = preg_split('/[ ]+/', $line);

	$ndpent = array();

	$ndpent['ipv6'] = trim($elements[0]);

	$ndpent['mac'] = trim($elements[1]);

	$ndpent['interface'] = trim($elements[2]);

	$ndpent['expiration'] = trim($elements[3]);

	$data[] = $ndpent;

}

/* FIXME: Not ipv6 compatible dns resolving. PHP needs fixing */

function _getHostName($mac, $ip) {

	if (is_ipaddr($ip)) {

		list($ip, $scope) = explode("%", $ip);

		if (gethostbyaddr($ip) <> "" and gethostbyaddr($ip) <> $ip) {

			return gethostbyaddr($ip);

		} else {

			return "";

		}

	}

}

// Resolve hostnames and replace Z_ with "".  The intention

// is to sort the list by hostnames, alpha and then the non

// resolvable addresses will appear last in the list.

foreach ($data as &$entry) {

	$dns = trim(_getHostName($entry['mac'], $entry['ipv6']));

	if (trim($dns)) {

		$entry['dnsresolve'] = "$dns";

	} else {

		$entry['dnsresolve'] = "Z_ ";

	}

}

unset($entry);

// Sort the data alpha first

$data = msort($data, "dnsresolve");

// Load MAC-Manufacturer table

$mac_man = load_mac_manufacturer_table();

$pgtitle = array(gettext("Diagnostics"), gettext("NDP Table"));

include("head.inc");

// Show message if defined.

if (isset($deleteResultMessage, $deleteResultMessageType)) {

	print_info_box(htmlentities($deleteResultMessage), $deleteResultMessageType);

}

?>

<div class="panel panel-default" id="search-panel">

	<div class="panel-heading">

		<h2 class="panel-title">

			<?=gettext('Search')?>

			<span class="widget-heading-icon pull-right">

				<a data-toggle="collapse" href="#search-panel_panel-body">

					<i class="fa fa-plus-circle"></i>

				</a>

			</span>

		</h2>

	</div>

	<div id="search-panel_panel-body" class="panel-body collapse in">

		<div class="form-group">

			<label class="col-sm-2 control-label">

				<?=gettext("Search term")?>

			</label>

			<div class="col-sm-5"><input class="form-control" name="searchstr" id="searchstr" type="text"/></div>

			<div class="col-sm-2">

				<select id="where" class="form-control">

					<option value="0"><?=gettext("IPv6 Address")?></option>

					<option value="1"><?=gettext("MAC Address")?></option>

					<option value="2"><?=gettext("Hostname")?></option>

					<option value="3"><?=gettext("Interface")?></option>

					<option value="4"><?=gettext("Expiration")?></option>

					<option value="5" selected><?=gettext("All")?></option>

				</select>

			</div>

			<div class="col-sm-3">

				<a id="btnsearch" title="<?=gettext("Search")?>" class="btn btn-primary btn-sm"><i class="fa fa-search icon-embed-btn"></i><?=gettext("Search")?></a>

				<a id="btnclear" title="<?=gettext("Clear")?>" class="btn btn-info btn-sm"><i class="fa fa-undo icon-embed-btn"></i><?=gettext("Clear")?></a>

			</div>

			<div class="col-sm-10 col-sm-offset-2">

				<span class="help-block"><?=gettext('Enter a search string or *nix regular expression to filter entries.')?></span>

			</div>

		</div>

	</div>

</div>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext('NDP Table')?></h2></div>

	<div class="panel-body">

<div class="table-responsive">

	<table class="table table-striped table-condensed table-hover sortable-theme-bootstrap" data-sortable>

		<thead>

			<tr>

				<th><?=gettext("IPv6 address")?></th>

				<th><?=gettext("MAC address")?></th>

				<th><?=gettext("Hostname")?></th>

				<th><?=gettext("Interface")?></th>

				<th><?=gettext("Expiration")?></th>

				<th data-sortable="false"><?=gettext("Actions")?></th>

			</tr>

	</thead>

	<tbody>

			<?php foreach ($data as $entry): ?>

				<tr>

					<td><?=$entry['ipv6']?></td>

					<td>

						<?php

						$mac=trim($entry['mac']);

						$mac_hi = strtoupper($mac[0] . $mac[1] . $mac[3] . $mac[4] . $mac[6] . $mac[7]);

						?>

						<?=$mac?>

						<?php if (isset($mac_man[$mac_hi])):?>

							(<?=$mac_man[$mac_hi]?>)

						<?php endif; ?>

					</td>

					<td>

						<?=htmlspecialchars(str_replace("Z_ ", "", $entry['dnsresolve']))?>

					</td>

					<td>

						<?php

						if (isset($hwif[$entry['interface']])) {

							echo $hwif[$entry['interface']];

						} else {

							echo $entry['interface'];

						}

						?>

					</td>

					<td>

						<?=$entry['expiration']?>

					</td>

					<td>

						<a class="fa fa-trash" title="<?=gettext('Delete NDP entry')?>"	href="diag_ndp.php?deleteentry=<?=$entry['ipv6']?>" usepost></a>

					</td>

				</tr>

			<?php endforeach; ?>

	</tbody>

	</table>

</div>

	</div>

</div>

<nav class="action-buttons">

	<button id="clearndp" class="btn btn-danger no-confirm">

		<i class="fa fa-trash icon-embed-btn"></i>

		<?=gettext("Clear NDP Table")?>

	</button>

</nav>

<script type="text/javascript">

//<![CDATA[

events.push(function() {

	// Make these controls plain buttons

	$("#btnsearch").prop('type', 'button');

	$("#btnclear").prop('type', 'button');

	// Search for a term in the entry name and/or dn

	$("#btnsearch").click(function() {

		var searchstr = $('#searchstr').val().toLowerCase();

		var table = $("table tbody");

		var where = $('#where').val();

		table.find('tr').each(function (i) {

			var $tds = $(this).find('td'),

				ipaddr   = $tds.eq(0).text().trim().toLowerCase();

				macaddr  = $tds.eq(1).text().trim().toLowerCase();

				hostname = $tds.eq(2).text().trim().toLowerCase();

				iface    = $tds.eq(3).text().trim().toLowerCase(),

				stat     = $tds.eq(4).text().trim().toLowerCase();

			regexp = new RegExp(searchstr);

			if (searchstr.length > 0) {

				if (!(regexp.test(ipaddr)   && ((where == 0) || (where == 5))) &&

				    !(regexp.test(macaddr)  && ((where == 1) || (where == 5))) &&

				    !(regexp.test(hostname) && ((where == 2) || (where == 5))) &&

				    !(regexp.test(iface)    && ((where == 3) || (where == 5))) &&

				    !(regexp.test(stat)     && ((where == 4) || (where == 5)))

				    ) {

					$(this).hide();

				} else {

					$(this).show();

				}

			} else {

				$(this).show();	// A blank search string shows all

			}

		});

	});

	// Clear the search term and unhide all rows (that were hidden during a previous search)

	$("#btnclear").click(function() {

		var table = $("table tbody");

		$('#searchstr').val("");

		table.find('tr').each(function (i) {

			$(this).show();

		});

	});

	// Hitting the enter key will do the same as clicking the search button

	$("#searchstr").on("keyup", function (event) {

		if (event.keyCode == 13) {

			$("#btnsearch").get(0).click();

		}

	});

	$('#clearndp').click(function() {

		if (confirm("Are you sure you wish to clear NDP table?")) {

			postSubmit({clearndptable: 'true'}, 'diag_ndp.php');

		}

	});

});

//]]>

</script>

<?php include("foot.inc");