path: root/src/usr/local/www/interfaces_qinq_edit.php

<?php
/*
	interfaces_qinq_edit.php

	Copyright (C) 2013-2015 Electric Sheep Fencing, LP
	Copyright (C) 2009 Ermal Luçi
	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:	/usr/sbin/ngctl
	pfSense_MODULE:	interfaces
*/

##|+PRIV
##|*IDENT=page-interfaces-qinq-edit
##|*NAME=Interfaces: QinQ: Edit page
##|*DESCR=Allow access to 'Interfaces: QinQ: Edit' page
##|*MATCH=interfaces_qinq_edit.php*
##|-PRIV

$pgtitle = array(gettext("Interfaces"), gettext("QinQ"), gettext("Edit"));
$shortcut_section = "interfaces";

require("guiconfig.inc");

if (!is_array($config['qinqs']['qinqentry'])) {
	$config['qinqs']['qinqentry'] = array();
}

$a_qinqs = &$config['qinqs']['qinqentry'];

$portlist = get_interface_list();

/* add LAGG interfaces */
if (is_array($config['laggs']['lagg']) && count($config['laggs']['lagg'])) {
	foreach ($config['laggs']['lagg'] as $lagg) {
		$portlist[$lagg['laggif']] = $lagg;
	}
}

if (count($portlist) < 1) {
	header("Location: interfaces_qinq.php");
	exit;
}

if (is_numericint($_GET['id'])) {
	$id = $_GET['id'];
}
if (isset($_POST['id']) && is_numericint($_POST['id'])) {
	$id = $_POST['id'];
}

if (isset($id) && $a_qinqs[$id]) {
	$pconfig['if'] = $a_qinqs[$id]['if'];
	$pconfig['tag'] = $a_qinqs[$id]['tag'];
	$pconfig['members'] = $a_qinqs[$id]['members'];
	$pconfig['descr'] = html_entity_decode($a_qinqs[$id]['descr']);
	$pconfig['autogroup'] = isset($a_qinqs[$id]['autogroup']);
	$pconfig['autoadjustmtu'] = isset($a_qinqs[$id]['autoadjustmtu']);
}

if ($_POST) {
	unset($input_errors);
	$pconfig = $_POST;

	if (empty($_POST['tag'])) {
		$input_errors[] = gettext("First level tag cannot be empty.");
	}
	if (isset($id) && $a_qinqs[$id]['tag'] != $_POST['tag']) {
		$input_errors[] = gettext("You are editing an existing entry and modifying the first level tag is not allowed.");
	}
	if (isset($id) && $a_qinqs[$id]['if'] != $_POST['if']) {
		$input_errors[] = gettext("You are editing an existing entry and modifying the interface is not allowed.");
	}
	if (!isset($id)) {
		foreach ($a_qinqs as $qinqentry) {
			if ($qinqentry['tag'] == $_POST['tag'] && $qinqentry['if'] == $_POST['if']) {
				$input_errors[] = gettext("QinQ level already exists for this interface, edit it!");
			}
		}
		if (is_array($config['vlans']['vlan'])) {
			foreach ($config['vlans']['vlan'] as $vlan) {
				if ($vlan['tag'] == $_POST['tag'] && $vlan['if'] == $_POST['if']) {
					$input_errors[] = gettext("A normal VLAN exists with this tag please remove it to use this tag for QinQ first level.");
				}
			}
		}
	}

	$qinqentry = array();
	$qinqentry['if'] = $_POST['if'];
	$qinqentry['tag'] = $_POST['tag'];

	if ($_POST['autogroup'] == "yes") {
		$qinqentry['autogroup'] = true;
	}

	$members = "";
	$isfirst = 0;

	// Read the POSTed member array into a space separated list translating any ranges
	// into their included values
	foreach ($_POST['members'] as $memb) {
		// Might be a range
		$member = explode("-", $memb);

		if (count($member) > 1) {
			if (preg_match("/([^0-9])+/", $member[0], $match)  || preg_match("/([^0-9])+/", $member[1], $match))
				$input_errors[] = gettext("Tags can contain only numbers or a range in format #-#.");

			for ($i = $member[0]; $i <= $member[1]; $i++) {
				$members .= ($isfirst == 0 ? '':' ') . $i;
				$isfirst++;
			}
		}
		else { // Just a single number
			if (preg_match("/([^0-9])+/", $memb, $match))
				$input_errors[] = gettext("Tags can contain only numbers or a range in format #-#.");
			else {
				$members .= ($isfirst == 0 ? '':' ') . $memb;
				$isfirst++;
			}
		}
	}

	if (!$input_errors) {
		$qinqentry['members'] = $members;
		$qinqentry['descr'] = $_POST['descr'];
		$qinqentry['vlanif'] = "{$_POST['if']}_{$_POST['tag']}";
		$nmembers = explode(" ", $members);

		if (isset($id) && $a_qinqs[$id]) {
			$omembers = explode(" ", $a_qinqs[$id]['members']);
			$delmembers = array_diff($omembers, $nmembers);
			$addmembers = array_diff($nmembers, $omembers);

			if ((count($delmembers) > 0) || (count($addmembers) > 0)) {
				$fd = fopen("{$g['tmp_path']}/netgraphcmd", "w");
				foreach ($delmembers as $tag) {
					fwrite($fd, "shutdown {$qinqentry['vlanif']}h{$tag}:\n");
					fwrite($fd, "msg {$qinqentry['vlanif']}qinq: delfilter \\\"{$qinqentry['vlanif']}{$tag}\\\"\n");
				}

				foreach ($addmembers as $member) {
					$qinq = array();
					$qinq['if'] = $qinqentry['vlanif'];
					$qinq['tag'] = $member;
					$macaddr = get_interface_mac($qinqentry['vlanif']);
					interface_qinq2_configure($qinq, $fd, $macaddr);
				}

				fclose($fd);
				mwexec("/usr/sbin/ngctl -f {$g['tmp_path']}/netgraphcmd");
			}
			$a_qinqs[$id] = $qinqentry;
		} else {
			interface_qinq_configure($qinqentry);
			$a_qinqs[] = $qinqentry;
		}
		if ($_POST['autogroup'] == "yes") {
			if (!is_array($config['ifgroups']['ifgroupentry'])) {
				$config['ifgroups']['ifgroupentry'] = array();
			}
			foreach ($config['ifgroups']['ifgroupentry'] as $gid => $group) {
				if ($group['ifname'] == "QinQ") {
					$found = true;
					break;
				}
			}
			$additions = "";
			foreach ($nmembers as $qtag) {
				$additions .= "{$qinqentry['vlanif']}_{$qtag} ";
			}
			$additions .= "{$qinqentry['vlanif']}";
			if ($found == true) {
				$config['ifgroups']['ifgroupentry'][$gid]['members'] .= " {$additions}";
			} else {
				$gentry = array();
				$gentry['ifname'] = "QinQ";
				$gentry['members'] = "{$additions}";
				$gentry['descr'] = gettext("QinQ VLANs group");
				$config['ifgroups']['ifgroupentry'][] = $gentry;
			}
		}

		write_config();

		header("Location: interfaces_qinq.php");
		exit;
	} else {
		$pconfig['descr'] = $_POST['descr'];
		$pconfig['tag'] = $_POST['tag'];
		$pconfig['members'] = $members;
	}
}

function build_parent_list() {
	global $portlist;

	$list = array();

	foreach ($portlist as $ifn => $ifinfo) {
		if (is_jumbo_capable($ifn))
			$list[$ifn] = $ifn . ' (' . $ifinfo['mac'] . ')';
	}

	return($list);
}

include("head.inc");

if ($input_errors) 
	print_input_errors($input_errors);

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

$form = new Form(new Form_Button(
	'Submit',
	gettext("Save")
));

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

$section->addInput(new Form_Select(
	'if',
	'Parent interface',
	$pconfig['if'],
	build_parent_list()
))->setHelp('Only QinQ capable interfaces will be shown.');

$section->addInput(new Form_Input(
	'tag',
	'First level tag',
	'number',
	$pconfig['tag'],
	['max' => '4094', 'min' => '1']
))->setHelp('This is the first level VLAN tag. On top of this are stacked the member VLANs defined below.');

$section->addInput(new Form_Checkbox(
	'autogroup',
	'Option(s)',
	'Adds interface to QinQ interface groups',
	$pconfig['autogroup']
))->setHelp('Allows rules to be written more easily');

$section->addInput(new Form_Input(
	'descr',
	'Description',
	'text',
	$pconfig['descr']
))->setHelp('You may enter a description here for your reference (not parsed).');

$section->addInput(new Form_StaticText(
	'Member(s)',
	'You can specify ranges in the inputs below. Enter a range (2-3) or individual numbers.' . '<br />' .
	'Click "Duplicate" as many times as needed to add new inputs'
));

if (isset($id) && $a_qinqs[$id]) {
	$section->addInput(new Form_Input(
		'id',
		null,
		'hidden',
		$id
	));
}

$counter = 0;
$members = $pconfig['members'];

// List each of the member tags from the space-separated list
if ($members != "")
	$item = explode(" ", $members);
else
	$item = array('');

foreach($item as $ww) {
	$member = $item[$counter];

	$group = new Form_Group($counter == 0 ? 'Tag(s)':'');

	$group->add(new Form_Input(
		'members',
		null,
		'text',
		$ww
	))->setWidth(6); // Width must be <= 8 to make room for the duplication buttons

$counter++;

$group->enableDuplication(null, true); // Buttons are in-line with the input
$section->add($group);
}

$form->add($section);

print($form);

include("foot.inc");