pfSense

<?php

/*

	carp_status.php

	Copyright (C) 2004 Scott Ullrich

	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.

*/

##|+PRIV

##|*IDENT=page-status-carp

##|*NAME=Status: CARP page

##|*DESCR=Allow access to the 'Status: CARP' page.

##|*MATCH=carp_status.php*

##|-PRIV

/*

	pfSense_MODULE:	carp

*/

require_once("guiconfig.inc");

require_once("globals.inc");

function gentitle_pkg($pgname) {

	global $config;

	return $config['system']['hostname'] . "." . $config['system']['domain'] . " - " . $pgname;

}

unset($interface_arr_cache);

unset($carp_interface_count_cache);

unset($interface_ip_arr_cache);

$status = get_carp_status();

$status = intval($status);

if($_POST['carp_maintenancemode'] <> "") {

	interfaces_carp_set_maintenancemode(!isset($config["virtualip_carp_maintenancemode"]));

}

if($_POST['disablecarp'] <> "") {

	if($status > 0) {

		set_single_sysctl('net.inet.carp.allow', '0');

		if(is_array($config['virtualip']['vip'])) {

			$viparr = &$config['virtualip']['vip'];

			$found_dhcpdv6 = false;

			foreach ($viparr as $vip) {

				$carp_iface = "{$vip['interface']}_vip{$vip['vhid']}";

				switch ($vip['mode']) {

				case "carp":

					interface_vip_bring_down($vip);

					interface_ipalias_cleanup($carp_iface);

					/*

					 * Reconfigure radvd when necessary

					 * XXX: Is it the best way to do it?

					 */

					if (isset($config['dhcpdv6']) && is_array($config['dhcpdv6'])) {

						foreach ($config['dhcpdv6'] as $dhcpv6if => $dhcpv6ifconf) {

							if ($dhcpv6ifconf['rainterface'] != $carp_iface)

								continue;

							services_radvd_configure();

							break;

						}

					}

					sleep(1);

					break;

				}

			}

		}

		$savemsg = sprintf(gettext("%s IPs have been disabled. Please note that disabling does not survive a reboot and some configuration changes will re-enable."), $carp_counter);

		$status = 0;

	} else {

		$savemsg = gettext("CARP has been enabled.");

		if(is_array($config['virtualip']['vip'])) {

			$viparr = &$config['virtualip']['vip'];

			foreach ($viparr as $vip) {

				switch ($vip['mode']) {

				case "carp":

					interface_carp_configure($vip);

					sleep(1);

					break;

				case 'ipalias':

					if (strpos($vip['interface'], '_vip'))

						interface_ipalias_configure($vip);

					break;

				}

			}

		}

		interfaces_sync_setup();

		set_single_sysctl('net.inet.carp.allow', '1');

		$status = 1;

	}

}

$carp_detected_problems = get_single_sysctl("net.inet.carp.demotion");

if (!empty($_POST['resetdemotion'])) {

	set_single_sysctl("net.inet.carp.demotion", "-{$carp_detected_problems}");

	sleep(1);

	$carp_detected_problems = get_single_sysctl("net.inet.carp.demotion");

}

$pgtitle = array(gettext("Status"),gettext("CARP"));

$shortcut_section = "carp";

include("head.inc");

?>

<form action="carp_status.php" method="post">

<?php if ($savemsg) print_info_box($savemsg); ?>

<?PHP if ($carp_detected_problems > 0) {

	print_info_box(

		gettext("CARP has detected a problem and this unit has been demoted to BACKUP status.") . "<br/>" .

		gettext("Check the link status on all interfaces with configured CARP VIPs.") . "<br/>" .

		gettext("Search the") .

		" <a href=\"/diag_logs.php?filtertext=carp%3A+demoted+by\">" .

		gettext("system log") .

		"</a> " .

		gettext("for CARP demotion-related events.") . "<br/>" .

		"<input type=\"submit\" name=\"resetdemotion\" id=\"resetdemotion\" value=\"" .

		gettext("Reset CARP Demotion Status") .

		"\" />"

	);

} ?>

<?php

$carpcount = 0;

if(is_array($config['virtualip']['vip'])) {

	foreach($config['virtualip']['vip'] as $carp) {

		if ($carp['mode'] == "carp") {

			$carpcount++;

			break;

		}

	}

}

if ($carpcount > 0):

	$carp_enabled = ($status > 0);

?>

	<input type="submit" name="disablecarp" value="<?=($carp_enabled ? gettext("Temporarily Disable CARP") : gettext("Enable CARP"))?>" />

	<input type="submit" name="carp_maintenancemode" value="<?=($config["virtualip_carp_maintenancemode"] ? gettext("Leave Persistent CARP Maintenance Mode") : gettext("Enter Persistent CARP Maintenance Mode"))?>" />

<?php elseif ($carpcount == 0): ?>

	<div class="alert alert-info" role="alert">

		<p>

			<?=gettext("Could not locate any defined CARP interfaces.")?><br/>

			<a href="system_hasync.php" class="alert-link"><?=gettext("You can configure high availability sync settings here")?></a>.

		</p>

	</div>

<?php else: ?>

<table>

	<tr>

		<td><?=gettext("CARP Interface")?></td>

		<td><?=gettext("Virtual IP")?></td>

		<td><?=gettext("Status")?></td>

	</tr>

<?php

	foreach($config['virtualip']['vip'] as $carp) {

		if ($carp['mode'] != "carp")

			continue;

		$ipaddress = $carp['subnet'];

		$vhid = $carp['vhid'];

		$status = get_carp_interface_status("{$carp['interface']}_vip{$carp['vhid']}");

		if($carp_enabled == false) {

			$icon = 'remove-sign';

			$status = "DISABLED";

		} else {

			if($status == "MASTER") {

				$icon = 'ok-sign';

			} else if($status == "BACKUP") {

				$icon = 'ok-circle';

			} else if($status == "INIT") {

				$icon = 'question-sign';

			}

		}

?>

	<tr>

		<td>

			<td><?=convert_friendly_interface_to_friendly_descr($carp['interface'])?>@<?=$vhid?></td>

			<td><?=$ipaddress?></td>

			<td><i class="icon icon-<?=$icon?>">$status</td>

	</tr>

<?php }?>

</table>

</form>

<?php endif?>

<h4><?=gettext("pfSync nodes")?></h4>

<ul>

<?php

	foreach (explode("\n", exec_command("/sbin/pfctl -vvss | /usr/bin/grep creator | /usr/bin/cut -d\" \" -f7 | /usr/bin/sort -u")) as $node)

		echo '<li>'. $node .'</li>';

?>

</ul>

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