pfSense

<?php

/*

	interfaces_assign.php

*/

/* ====================================================================

 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.

 *	Written by Jim McBeath based on existing m0n0wall files

 *

 *  Some or all of this file is based on the m0n0wall project which is

 *  Copyright (c)  2004 Manuel Kasper (BSD 2 clause)

 *

 *	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.

 *

 *	3. All advertising materials mentioning features or use of this software

 *		must display the following acknowledgment:

 *		"This product includes software developed by the pfSense Project

 *		 for use in the pfSense software distribution. (http://www.pfsense.org/).

 *

 *	4. The names "pfSense" and "pfSense Project" must not be used to

 *		 endorse or promote products derived from this software without

 *		 prior written permission. For written permission, please contact

 *		 coreteam@pfsense.org.

 *

 *	5. Products derived from this software may not be called "pfSense"

 *		nor may "pfSense" appear in their names without prior written

 *		permission of the Electric Sheep Fencing, LLC.

 *

 *	6. Redistributions of any form whatsoever must retain the following

 *		acknowledgment:

 *

 *	"This product includes software developed by the pfSense Project

 *	for use in the pfSense software distribution (http://www.pfsense.org/).

 *

 *	THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY

 *	EXPRESSED 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 pfSense PROJECT OR

 *	ITS CONTRIBUTORS 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-interfaces-assignnetworkports

##|*NAME=Interfaces: Interface Assignments

##|*DESCR=Allow access to the 'Interfaces: Interface Assignments' page.

##|*MATCH=interfaces_assign.php*

##|-PRIV

$pgtitle = array(gettext("Interfaces"), gettext("Interface Assignments"));

$shortcut_section = "interfaces";

require("guiconfig.inc");

require("functions.inc");

require_once("filter.inc");

require("shaper.inc");

require("ipsec.inc");

require("vpn.inc");

require("captiveportal.inc");

require_once("rrd.inc");

function interface_assign_description($portinfo, $portname) {

	global $ovpn_descrs;

	if ($portinfo['isvlan']) {

		$descr = sprintf(gettext('VLAN %1$s on %2$s'), $portinfo['tag'], $portinfo['if']);

		$iface = convert_real_interface_to_friendly_interface_name($portinfo['if']);

		if (isset($iface) && strlen($iface) > 0) {

			$descr .= " - $iface";

		}

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['iswlclone']) {

		$descr = $portinfo['cloneif'];

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['isppp']) {

		$descr = $portinfo['descr'];

	} elseif ($portinfo['isbridge']) {

		$descr = strtoupper($portinfo['bridgeif']);

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['isgre']) {

		$descr = "GRE {$portinfo['remote-addr']}";

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['isgif']) {

		$descr = "GIF {$portinfo['remote-addr']}";

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['islagg']) {

		$descr = strtoupper($portinfo['laggif']);

		if ($portinfo['descr']) {

			$descr .= " (" . $portinfo['descr'] . ")";

		}

	} elseif ($portinfo['isqinq']) {

		$descr = $portinfo['descr'];

	} elseif (substr($portname, 0, 4) == 'ovpn') {

		$descr = $portname . " (" . $ovpn_descrs[substr($portname, 5)] . ")";

	} else {

		$descr = $portname . " (" . $portinfo['mac'] . ")";

	}

	return htmlspecialchars($descr);

}

/*

	In this file, "port" refers to the physical port name,

	while "interface" refers to LAN, WAN, or OPTn.

*/

/* get list without VLAN interfaces */

$portlist = get_interface_list();

/* add wireless clone interfaces */

if (is_array($config['wireless']['clone']) && count($config['wireless']['clone'])) {

	foreach ($config['wireless']['clone'] as $clone) {

		$portlist[$clone['cloneif']] = $clone;

		$portlist[$clone['cloneif']]['iswlclone'] = true;

	}

}

/* add VLAN interfaces */

if (is_array($config['vlans']['vlan']) && count($config['vlans']['vlan'])) {

	foreach ($config['vlans']['vlan'] as $vlan) {

		$portlist[$vlan['vlanif']] = $vlan;

		$portlist[$vlan['vlanif']]['isvlan'] = true;

	}

}

/* add Bridge interfaces */

if (is_array($config['bridges']['bridged']) && count($config['bridges']['bridged'])) {

	foreach ($config['bridges']['bridged'] as $bridge) {

		$portlist[$bridge['bridgeif']] = $bridge;

		$portlist[$bridge['bridgeif']]['isbridge'] = true;

	}

}

/* add GIF interfaces */

if (is_array($config['gifs']['gif']) && count($config['gifs']['gif'])) {

	foreach ($config['gifs']['gif'] as $gif) {

		$portlist[$gif['gifif']] = $gif;

		$portlist[$gif['gifif']]['isgif'] = true;

	}

}

/* add GRE interfaces */

if (is_array($config['gres']['gre']) && count($config['gres']['gre'])) {

	foreach ($config['gres']['gre'] as $gre) {

		$portlist[$gre['greif']] = $gre;

		$portlist[$gre['greif']]['isgre'] = true;

	}

}

/* add LAGG interfaces */

if (is_array($config['laggs']['lagg']) && count($config['laggs']['lagg'])) {

	foreach ($config['laggs']['lagg'] as $lagg) {

		$portlist[$lagg['laggif']] = $lagg;

		$portlist[$lagg['laggif']]['islagg'] = true;

		/* LAGG members cannot be assigned */

		$lagifs = explode(',', $lagg['members']);

		foreach ($lagifs as $lagif) {

			if (isset($portlist[$lagif])) {

				unset($portlist[$lagif]);

			}

		}

	}

}

/* add QinQ interfaces */

if (is_array($config['qinqs']['qinqentry']) && count($config['qinqs']['qinqentry'])) {

	foreach ($config['qinqs']['qinqentry'] as $qinq) {

		$portlist["vlan{$qinq['tag']}"]['descr'] = "VLAN {$qinq['tag']}";

		$portlist["vlan{$qinq['tag']}"]['isqinq'] = true;

		/* QinQ members */

		$qinqifs = explode(' ', $qinq['members']);

		foreach ($qinqifs as $qinqif) {

			$portlist["vlan{$qinq['tag']}_{$qinqif}"]['descr'] = "QinQ {$qinqif}";

			$portlist["vlan{$qinq['tag']}_{$qinqif}"]['isqinq'] = true;

		}

	}

}

/* add PPP interfaces */

if (is_array($config['ppps']['ppp']) && count($config['ppps']['ppp'])) {

	foreach ($config['ppps']['ppp'] as $pppid => $ppp) {

		$portname = $ppp['if'];

		$portlist[$portname] = $ppp;

		$portlist[$portname]['isppp'] = true;

		$ports_base = basename($ppp['ports']);

		if (isset($ppp['descr'])) {

			$portlist[$portname]['descr'] = strtoupper($ppp['if']). "({$ports_base}) - {$ppp['descr']}";

		} else if (isset($ppp['username'])) {

			$portlist[$portname]['descr'] = strtoupper($ppp['if']). "({$ports_base}) - {$ppp['username']}";

		} else {

			$portlist[$portname]['descr'] = strtoupper($ppp['if']). "({$ports_base})";

		}

	}

}

$ovpn_descrs = array();

if (is_array($config['openvpn'])) {

	if (is_array($config['openvpn']['openvpn-server'])) {

		foreach ($config['openvpn']['openvpn-server'] as $s) {

			$portname = "ovpns{$s['vpnid']}";

			$portlist[$portname] = $s;

			$ovpn_descrs[$s['vpnid']] = $s['description'];

		}

	}

	if (is_array($config['openvpn']['openvpn-client'])) {

		foreach ($config['openvpn']['openvpn-client'] as $c) {

			$portname = "ovpnc{$c['vpnid']}";

			$portlist[$portname] = $c;

			$ovpn_descrs[$c['vpnid']] = $c['description'];

		}

	}

}

if (isset($_POST['add']) && isset($_POST['if_add'])) {

	/* Be sure this port is not being used */

	$portused = false;

	foreach ($config['interfaces'] as $ifname => $ifdata) {

		if ($ifdata['if'] == $_POST['if_add']) {

			$portused = true;

			break;

		}

	}

	if ($portused === false) {

		/* find next free optional interface number */

		if (!$config['interfaces']['lan']) {

			$newifname = gettext("lan");

			$descr = gettext("LAN");

		} else {

			for ($i = 1; $i <= count($config['interfaces']); $i++) {

				if (!$config['interfaces']["opt{$i}"]) {

					break;

				}

			}

			$newifname = 'opt' . $i;

			$descr = "OPT" . $i;

		}

		$config['interfaces'][$newifname] = array();

		$config['interfaces'][$newifname]['descr'] = $descr;

		$config['interfaces'][$newifname]['if'] = $_POST['if_add'];

		if (preg_match($g['wireless_regex'], $_POST['if_add'])) {

			$config['interfaces'][$newifname]['wireless'] = array();

			interface_sync_wireless_clones($config['interfaces'][$newifname], false);

		}

		uksort($config['interfaces'], "compare_interface_friendly_names");

		/* XXX: Do not remove this. */

		unlink_if_exists("{$g['tmp_path']}/config.cache");

		write_config();

		$savemsg = gettext("Interface has been added.");

		$class = "success";

	}

} else if (isset($_POST['apply'])) {

	if (file_exists("/var/run/interface_mismatch_reboot_needed")) {

		system_reboot();

		$rebootingnow = true;

	} else {

		write_config();

		$retval = filter_configure();

		if (stristr($retval, "error") <> true) {

			$savemsg = get_std_save_message($retval);

			$class = "success";

		} else {

			$savemsg = $retval;

			$class = "danger";

		}

	}

} else if (isset($_POST['Submit'])) {

	unset($input_errors);

	/* input validation */

	/* Build a list of the port names so we can see how the interfaces map */

	$portifmap = array();

	foreach ($portlist as $portname => $portinfo) {

		$portifmap[$portname] = array();

	}

	/* Go through the list of ports selected by the user,

	build a list of port-to-interface mappings in portifmap */

	foreach ($_POST as $ifname => $ifport) {

		if (($ifname == 'lan') || ($ifname == 'wan') || (substr($ifname, 0, 3) == 'opt')) {

			$portifmap[$ifport][] = strtoupper($ifname);

		}

	}

	/* Deliver error message for any port with more than one assignment */

	foreach ($portifmap as $portname => $ifnames) {

		if (count($ifnames) > 1) {

			$errstr = sprintf(gettext('Port %1$s '.

				' was assigned to %2$s' .

				' interfaces:'), $portname, count($ifnames));

			foreach ($portifmap[$portname] as $ifn) {

				$errstr .= " " . convert_friendly_interface_to_friendly_descr(strtolower($ifn)) . " (" . $ifn . ")";

			}

			$input_errors[] = $errstr;

		} else if (count($ifnames) == 1 && preg_match('/^bridge[0-9]/', $portname) && is_array($config['bridges']['bridged']) && count($config['bridges']['bridged'])) {

			foreach ($config['bridges']['bridged'] as $bridge) {

				if ($bridge['bridgeif'] != $portname) {

					continue;

				}

				$members = explode(",", strtoupper($bridge['members']));

				foreach ($members as $member) {

					if ($member == $ifnames[0]) {

						$input_errors[] = sprintf(gettext('Cannot set port %1$s to interface %2$s because this interface is a member of %3$s.'), $portname, $member, $portname);

						break;

					}

				}

			}

		}

	}

	if (is_array($config['vlans']['vlan'])) {

		foreach ($config['vlans']['vlan'] as $vlan) {

			if (does_interface_exist($vlan['if']) == false) {

				$input_errors[] = sprintf(gettext('Vlan parent interface %1$s does not exist anymore so vlan id %2$s cannot be created please fix the issue before continuing.'), $vlan['if'], $vlan['tag']);

			}

		}

	}

	if (!$input_errors) {

		/* No errors detected, so update the config */

		foreach ($_POST as $ifname => $ifport) {

			if (($ifname == 'lan') || ($ifname == 'wan') || (substr($ifname, 0, 3) == 'opt')) {

				if (!is_array($ifport)) {

					$reloadif = false;

					if (!empty($config['interfaces'][$ifname]['if']) && $config['interfaces'][$ifname]['if'] <> $ifport) {

						interface_bring_down($ifname);

						/* Mark this to be reconfigured in any case. */

						$reloadif = true;

					}

					$config['interfaces'][$ifname]['if'] = $ifport;

					if (isset($portlist[$ifport]['isppp'])) {

						$config['interfaces'][$ifname]['ipaddr'] = $portlist[$ifport]['type'];

					}

					if (substr($ifport, 0, 3) == 'gre' || substr($ifport, 0, 3) == 'gif') {

						unset($config['interfaces'][$ifname]['ipaddr']);

						unset($config['interfaces'][$ifname]['subnet']);

						unset($config['interfaces'][$ifname]['ipaddrv6']);

						unset($config['interfaces'][$ifname]['subnetv6']);

					}

					/* check for wireless interfaces, set or clear ['wireless'] */

					if (preg_match($g['wireless_regex'], $ifport)) {

						if (!is_array($config['interfaces'][$ifname]['wireless'])) {

							$config['interfaces'][$ifname]['wireless'] = array();

						}

					} else {

						unset($config['interfaces'][$ifname]['wireless']);

					}

					/* make sure there is a descr for all interfaces */

					if (!isset($config['interfaces'][$ifname]['descr'])) {

						$config['interfaces'][$ifname]['descr'] = strtoupper($ifname);

					}

					if ($reloadif == true) {

						if (preg_match($g['wireless_regex'], $ifport)) {

							interface_sync_wireless_clones($config['interfaces'][$ifname], false);

						}

						/* Reload all for the interface. */

						interface_configure($ifname, true);

					}

				}

			}

		}

		write_config();

		enable_rrd_graphing();

	}

} else {

	unset($delbtn);

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

		$delbtn = key($_POST['del']);

	}

	if (isset($delbtn)) {

		$id = $delbtn;

		if (link_interface_to_group($id)) {

			$input_errors[] = gettext("The interface is part of a group. Please remove it from the group to continue");

		} else if (link_interface_to_bridge($id)) {

			$input_errors[] = gettext("The interface is part of a bridge. Please remove it from the bridge to continue");

		} else if (link_interface_to_gre($id)) {

			$input_errors[] = gettext("The interface is part of a gre tunnel. Please delete the tunnel to continue");

		} else if (link_interface_to_gif($id)) {

			$input_errors[] = gettext("The interface is part of a gif tunnel. Please delete the tunnel to continue");

		} else {

			unset($config['interfaces'][$id]['enable']);

			$realid = get_real_interface($id);

			interface_bring_down($id);   /* down the interface */

			unset($config['interfaces'][$id]);	/* delete the specified OPTn or LAN*/

			if (is_array($config['dhcpd']) && is_array($config['dhcpd'][$id])) {

				unset($config['dhcpd'][$id]);

				services_dhcpd_configure();

			}

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

				unset($config['dhcpdv6'][$id]);

				services_dhcpdv6_configure();

			}

			if (count($config['filter']['rule']) > 0) {

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

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

						unset($config['filter']['rule'][$x]);

					}

				}

			}

			if (is_array($config['nat']['rule']) && count($config['nat']['rule']) > 0) {

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

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

						unset($config['nat']['rule'][$x]['interface']);

					}

				}

			}

			write_config();

			/* If we are in firewall/routing mode (not single interface)

			 * then ensure that we are not running DHCP on the wan which

			 * will make a lot of ISP's unhappy.

			 */

			if ($config['interfaces']['lan'] && $config['dhcpd']['wan']) {

				unset($config['dhcpd']['wan']);

			}

			link_interface_to_vlans($realid, "update");

			$savemsg = gettext("Interface has been deleted.");

			$class = "success";

		}

	}

}

/* Create a list of unused ports */

$unused_portlist = array();

foreach ($portlist as $portname => $portinfo) {

	$portused = false;

	foreach ($config['interfaces'] as $ifname => $ifdata) {

		if ($ifdata['if'] == $portname) {

			$portused = true;

			break;

		}

	}

	if ($portused === false) {

		$unused_portlist[$portname] = $portinfo;

	}

}

include("head.inc");

if (file_exists("/var/run/interface_mismatch_reboot_needed")) {

	if ($_POST) {

		if ($rebootingnow) {

			$savemsg = gettext("The system is now rebooting. Please wait.");

			$class = "success";

		} else {

			$savemsg = gettext("Reboot is needed. Please apply the settings in order to reboot.");

			$class = "warning";

		}

	} else {

		$savemsg = gettext("Interface mismatch detected. Please resolve the mismatch and click 'Apply Changes'. The firewall will reboot afterwards.");

		$class = "warning";

	}

}

if (file_exists("/tmp/reload_interfaces")) {

	echo "<p>\n";

	print_apply_box(gettext("The interface configuration has been changed.") . "<br />" . gettext("The changes must be applied for them to take effect."));

	echo "<br /></p>\n";

} elseif ($savemsg) {

	print_info_box($savemsg, $class);

}

pfSense_handle_custom_code("/usr/local/pkg/interfaces_assign/pre_input_errors");

if ($input_errors) {

	print_input_errors($input_errors);

}

$tab_array = array();

$tab_array[] = array(gettext("Interface Assignments"), true, "interfaces_assign.php");

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

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

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

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

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

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

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

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

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

display_top_tabs($tab_array);

?>

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

	<div class="table-responsive">

	<table class="table table-striped table-hover">

	<thead>

		<tr>

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

			<th><?=gettext("Network port")?></th>

			<th>&nbsp;</th>

		</tr>

	</thead>

	<tbody>

<?php

	foreach ($config['interfaces'] as $ifname => $iface):

		if ($iface['descr']) {

			$ifdescr = $iface['descr'];

		} else {

			$ifdescr = strtoupper($ifname);

		}

?>

		<tr>

			<td><a href="/interfaces.php?if=<?=$ifname?>"><?=$ifdescr?></a></td>

			<td>

				<select name="<?=$ifname?>" id="<?=$ifname?>" class="form-control">

<?php foreach ($portlist as $portname => $portinfo):?>

					<option value="<?=$portname?>" <?=($portname == $iface['if']) ? ' selected': ''?>>

						<?=interface_assign_description($portinfo, $portname)?>

					</option>

<?php endforeach;?>

				</select>

			</td>

			<td>

<?php if ($ifname != 'wan'):?>

				<button type="submit" name="del[<?=$ifname?>]" class="btn btn-danger btn-sm" title="<?=gettext("Delete interface")?>">

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

					<?=gettext("Delete")?>

				</button>

<?php endif;?>

			</td>

		</tr>

<?php endforeach;

	if (count($config['interfaces']) < count($portlist)):

?>

		<tr>

			<th>

				<?=gettext("Available network ports:")?>

			</th>

			<td>

				<select name="if_add" id="if_add" class="form-control">

<?php foreach ($unused_portlist as $portname => $portinfo):?>

					<option value="<?=$portname?>" <?=($portname == $iface['if']) ? ' selected': ''?>>

						<?=interface_assign_description($portinfo, $portname)?>

					</option>

<?php endforeach;?>

				</select>

			</td>

			<td>

				<button type="submit" name="add" title="<?=gettext("Add selected interface")?>" value="add interface" class="btn btn-success btn-sm" >

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

					<?=gettext("Add")?>

				</button>

			</td>

		</tr>

<?php endif;?>

		</tbody>

	</table>

	</div>

	<button name="Submit" type="submit" class="btn btn-primary" value="<?=gettext('Save')?>"><i class="fa fa-save icon-embed-btn"></i><?=gettext('Save')?></button>

</form>

<br />

<?php

print_info_box(gettext("Interfaces that are configured as members of a lagg(4) interface will not be shown."), 'info', false);

?>

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