pfSense

<?php

/*

	interfaces_groups_edit.php

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

	Copyright (C) 2009 Ermal Luçi

	Copyright (C) 2004 Scott Ullrich

	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/ifconfig

	pfSense_MODULE:	interfaces

*/

##|+PRIV

##|*IDENT=page-interfaces-groups-edit

##|*NAME=Interfaces: Groups: Edit page

##|*DESCR=Allow access to the 'Interfaces: Groups: Edit' page.

##|*MATCH=interfaces_groups_edit.php*

##|-PRIV

require("guiconfig.inc");

require_once("functions.inc");

$pgtitle = array(gettext("Interfaces"),gettext("Groups"),gettext("Interface Group Edit"));

$shortcut_section = "interfaces";

if (!is_array($config['ifgroups']['ifgroupentry'])) {

	$config['ifgroups']['ifgroupentry'] = array();

}

$a_ifgroups = &$config['ifgroups']['ifgroupentry'];

if (is_numericint($_GET['id'])){

	$id = $_GET['id'];

}

if (isset($_POST['id']) && is_numericint($_POST['id'])) {

	$id = $_POST['id'];

}

if (isset($id) && $a_ifgroups[$id]) {

	$pconfig['ifname'] = $a_ifgroups[$id]['ifname'];

	$pconfig['members'] = $a_ifgroups[$id]['members'];

	$pconfig['descr'] = html_entity_decode($a_ifgroups[$id]['descr']);

}

$interface_list = get_configured_interface_with_descr();

$interface_list_disabled = get_configured_interface_with_descr(false, true);

if ($_POST) {

	unset($input_errors);

	$pconfig = $_POST;

	if (!isset($id)) {

		foreach ($a_ifgroups as $group_entry)

			if ($group_entry['ifname'] == $_POST['ifname'])

				$input_errors[] = gettext("Group name already exists!");

	}

	if (preg_match("/([^a-zA-Z])+/", $_POST['ifname'], $match)) {

		$input_errors[] = gettext("Only letters A-Z are allowed as the group name.");

	}

	/* chech if ifname is the same as an interface name */

	foreach ($interface_list as $gif => $gdescr) {

		if ($gdescr == $_POST['ifname'] || $gif == $_POST['ifname'])

			$input_errors[] = "The specified group name is already used by an interface. Please choose another name.";

	}

	$members = isset($_POST['members']) ? join(' ', $_POST['members']) : "";

	if (!$input_errors) {

		$ifgroupentry = array();

		$ifgroupentry['members'] = $members;

		$ifgroupentry['descr'] = $_POST['descr'];

		// Edit group name

		if (isset($id) && $a_ifgroups[$id] && $_POST['ifname'] != $a_ifgroups[$id]['ifname']) {

			if (!empty($config['filter']) && is_array($config['filter']['rule'])) {

				foreach ($config['filter']['rule'] as $ridx => $rule) {

					if (isset($rule['floating'])) {

						$rule_ifs = explode(",", $rule['interface']);

						$rule_changed = false;

						foreach ($rule_ifs as $rule_if_id => $rule_if) {

							if ($rule_if == $a_ifgroups[$id]['ifname']) {

								$rule_ifs[$rule_if_id] = $_POST['ifname'];

								$rule_changed = true;

							}

						}

						if ($rule_changed) {

							$config['filter']['rule'][$ridx]['interface'] = implode(",", $rule_ifs);

						}

					} else {

						if ($rule['interface'] == $a_ifgroups[$id]['ifname']) {

							$config['filter']['rule'][$ridx]['interface'] = $_POST['ifname'];

						}

					}

				}

			}

			if (!empty($config['nat']) && is_array($config['nat']['rule'])) {

				foreach ($config['nat']['rule'] as $ridx => $rule) {

					if ($rule['interface'] == $a_ifgroups[$id]['ifname']) {

						$config['nat']['rule'][$ridx]['interface'] = $_POST['ifname'];

					}

				}

			}

			$omembers = explode(" ", $a_ifgroups[$id]['members']);

			if (count($omembers) > 0) {

				foreach ($omembers as $ifs) {

					$realif = get_real_interface($ifs);

					if ($realif) {

						mwexec("/sbin/ifconfig {$realif} -group " . $a_ifgroups[$id]['ifname']);

					}

				}

			}

			$ifgroupentry['ifname'] = $_POST['ifname'];

			$a_ifgroups[$id] = $ifgroupentry;

		// Edit old group

		} else if (isset($id) && $a_ifgroups[$id]) {

			$omembers = explode(" ", $a_ifgroups[$id]['members']);

			$nmembers = explode(" ", $members);

			$delmembers = array_diff($omembers, $nmembers);

			if (count($delmembers) > 0) {

				foreach ($delmembers as $ifs) {

					$realif = get_real_interface($ifs);

					if ($realif) {

						mwexec("/sbin/ifconfig {$realif} -group " . $a_ifgroups[$id]['ifname']);

					}

				}

			}

			$ifgroupentry['ifname'] = $_POST['ifname'];

			$a_ifgroups[$id] = $ifgroupentry;

		// Create new group

		} else {

			$ifgroupentry['ifname'] = $_POST['ifname'];

			$a_ifgroups[] = $ifgroupentry;

		}

		write_config();

		interface_group_setup($ifgroupentry);

		header("Location: interfaces_groups.php");

		exit;

	} else {

		$pconfig['descr'] = $_POST['descr'];

		$pconfig['members'] = $members;

	}

}

include("head.inc");

if ($input_errors) {

	print_input_errors($input_errors);

}

?>

<div id="inputerrors"></div>

<?php

$tab_array = array();

$tab_array[0]  = array(gettext("Interface assignments"), false, "interfaces_assign.php");

$tab_array[1]  = array(gettext("Interface Groups"), true, "interfaces_groups.php");

$tab_array[2]  = array(gettext("Wireless"), false, "interfaces_wireless.php");

$tab_array[3]  = array(gettext("VLANs"), false, "interfaces_vlan.php");

$tab_array[4]  = array(gettext("QinQs"), false, "interfaces_qinq.php");

$tab_array[5]  = array(gettext("PPPs"), false, "interfaces_ppps.php");

$tab_array[7]  = array(gettext("GRE"), false, "interfaces_gre.php");

$tab_array[8]  = array(gettext("GIF"), false, "interfaces_gif.php");

$tab_array[9]  = array(gettext("Bridges"), false, "interfaces_bridge.php");

$tab_array[10] = array(gettext("LAGG"), false, "interfaces_lagg.php");

display_top_tabs($tab_array);

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

$form = new Form;

$section = new Form_Section('Interface Group Edit');

$section->addInput(new Form_Input(

	'ifname',

	'Group Name',

	'text',

	$pconfig['ifname'],

	['placeholder' => 'Group Name']

))->setWidth(6)->setHelp('No numbers or spaces are allowed. '.

	'Only characters in a-zA-Z');

$section->addInput(new Form_Input(

	'descr',

	'Group Description',

	'text',

	$pconfig['descr'],

	['placeholder' => 'Group Description']

))->setWidth(6)->setHelp('You may enter a group decsription '.

	'here for your reference (not parsed)');

$section->addInput(new Form_Select(

	'members[]',

	'Group Members',

	explode(' ', $pconfig['members']),

	$interface_list,

	true

))->setWidth(6)->setHelp('NOTE: Rules for WAN type '.

	'interfaces in groups do not contain the reply-to mechanism upon which '.

	'Multi-WAN typically relies. '.

	'<a href="https://doc.pfsense.org/index.php/ifgroups">More Information</a>');

if (isset($id) && $a_ifgroups[$id]) {

	$form->addGlobal(new Form_Input(

		'id',

		'id',

		'hidden',

		$id

	));

}

$form->add($section);

print $form;

unset($interface_list);

unset($interface_list_disabled);

include("fend.inc");

?>