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<?php
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/* $Id$ */
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/*
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interfaces_vlan.php
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part of 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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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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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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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, 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 OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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require("guiconfig.inc");
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if (!is_array($config['vlans']['vlan']))
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$config['vlans']['vlan'] = array();
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$a_vlans = &$config['vlans']['vlan'] ;
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function vlan_inuse($num) {
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global $config, $g;
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if ($config['interfaces']['lan']['if'] == "vlan{$num}")
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return true;
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if ($config['interfaces']['wan']['if'] == "vlan{$num}")
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return true;
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for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {
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if ($config['interfaces']['opt' . $i]['if'] == "vlan{$num}")
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return true;
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}
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return false;
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}
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function renumber_vlan($if, $delvlan) {
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if (!preg_match("/^vlan/", $if))
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return $if;
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$vlan = substr($if, 4);
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if ($vlan > $delvlan)
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return "vlan" . ($vlan - 1);
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else
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return $if;
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}
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if ($_GET['act'] == "del") {
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/* check if still in use */
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if (vlan_inuse($_GET['id'])) {
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$input_errors[] = "This VLAN cannot be deleted because it is still being used as an interface.";
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} else {
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unset($a_vlans[$_GET['id']]);
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/* renumber all interfaces that use VLANs */
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$config['interfaces']['lan']['if'] = renumber_vlan($config['interfaces']['lan']['if'], $_GET['id']);
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$config['interfaces']['wan']['if'] = renumber_vlan($config['interfaces']['wan']['if'], $_GET['id']);
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for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++)
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$config['interfaces']['opt' . $i]['if'] = renumber_vlan($config['interfaces']['opt' . $i]['if'], $_GET['id']);
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write_config();
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interfaces_vlan_configure();
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header("Location: interfaces_vlan.php");
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exit;
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}
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}
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$pgtitle = "Interfaces: VLAN";
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include("head.inc");
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?>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
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<?php include("fbegin.inc"); ?>
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<p class="pgtitle"><?=$pgtitle?></p>
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<?php if ($input_errors) print_input_errors($input_errors); ?>
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<?php if (file_exists("/tmp/vlanchanged")) {
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print_info_box("VLAN configuration has changed. WARNING: You may need to <a href='reboot.php'>reboot</a> for
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the changes to take effect.");
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mwexec("/bin/rm /tmp/vlanchanged");
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}
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?>
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<table width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr><td>
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<?php
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$tab_array = array();
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$tab_array[0] = array("Interface assignments", false, "interfaces_assign.php");
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$tab_array[1] = array("VLANs", true, "interfaces_vlan.php");
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display_top_tabs($tab_array);
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?>
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</td></tr>
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<tr>
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<td>
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<div id="mainarea">
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<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
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<tr>
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<td width="20%" class="listhdrr">Interface</td>
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<td width="20%" class="listhdrr">VLAN tag</td>
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<td width="50%" class="listhdr">Description</td>
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<td width="10%" class="list"></td>
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</tr>
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<?php $i = 0; foreach ($a_vlans as $vlan): ?>
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<tr>
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<td class="listlr">
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<?=htmlspecialchars($vlan['if']);?>
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</td>
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<td class="listr">
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<?=htmlspecialchars($vlan['tag']);?>
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</td>
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<td class="listbg">
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<font color="white">
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<?=htmlspecialchars($vlan['descr']);?>
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</font>
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</td>
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<td valign="middle" nowrap class="list"> <a href="interfaces_vlan_edit.php?id=<?=$i;?>"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0"></a>
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<a href="interfaces_vlan.php?act=del&id=<?=$i;?>" onclick="return confirm('Do you really want to delete this VLAN?')"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" border="0"></a></td>
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</tr>
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<?php $i++; endforeach; ?>
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<tr>
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<td class="list" colspan="3"> </td>
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<td class="list"> <a href="interfaces_vlan_edit.php"><img src="./themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0"></a></td>
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</tr>
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<tr>
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<td colspan="3" class="list"><p class="vexpl"><span class="red"><strong>
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Note:<br>
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</strong></span>
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Not all drivers/NICs support 802.1Q VLAN tagging properly. On cards that do not explicitly support it, VLAN tagging will still work, but the reduced MTU may cause problems. See the <?=$g['product_name']?> handbook for information on supported cards. </p>
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</td>
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<td class="list"> </td>
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</tr>
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</table>
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</div>
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</td>
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</tr>
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</table>
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<?php include("fend.inc"); ?>
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</body>
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</html>
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