pfSense

<?php

/*

	vpn_ipsec.php

*/

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

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

 *

 *  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-vpn-ipsec

##|*NAME=VPN: IPsec

##|*DESCR=Allow access to the 'VPN: IPsec' page.

##|*MATCH=vpn_ipsec.php*

##|-PRIV

require("guiconfig.inc");

require_once("functions.inc");

require_once("filter.inc");

require_once("shaper.inc");

require_once("ipsec.inc");

require_once("vpn.inc");

if (!is_array($config['ipsec']['phase1'])) {

	$config['ipsec']['phase1'] = array();

}

if (!is_array($config['ipsec']['phase2'])) {

	$config['ipsec']['phase2'] = array();

}

$a_phase1 = &$config['ipsec']['phase1'];

$a_phase2 = &$config['ipsec']['phase2'];

if ($_POST) {

	if ($_POST['apply']) {

		$retval = vpn_ipsec_configure();

		/* reload the filter in the background */

		filter_configure();

		$savemsg = get_std_save_message($retval);

		if ($retval >= 0) {

			if (is_subsystem_dirty('ipsec')) {

				clear_subsystem_dirty('ipsec');

			}

		}

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

		/* delete selected p1 entries */

		if (is_array($_POST['p1entry']) && count($_POST['p1entry'])) {

			foreach ($_POST['p1entry'] as $p1entrydel) {

				unset($a_phase1[$p1entrydel]);

			}

			if (write_config()) {

				mark_subsystem_dirty('ipsec');

			}

		}

	} else if (isset($_POST['delp2'])) {

		/* delete selected p2 entries */

		if (is_array($_POST['p2entry']) && count($_POST['p2entry'])) {

			foreach ($_POST['p2entry'] as $p2entrydel) {

				unset($a_phase2[$p2entrydel]);

			}

			if (write_config()) {

				mark_subsystem_dirty('ipsec');

			}

		}

	} else {

		/* yuck - IE won't send value attributes for image buttons, while Mozilla does - so we use .x/.y to find move button clicks instead... */

		// TODO: this. is. nasty.

		unset($delbtn, $delbtnp2, $movebtn, $movebtnp2, $togglebtn, $togglebtnp2);

		foreach ($_POST as $pn => $pd) {

			if (preg_match("/del_(\d+)/", $pn, $matches)) {

				$delbtn = $matches[1];

			} else if (preg_match("/delp2_(\d+)/", $pn, $matches)) {

				$delbtnp2 = $matches[1];

			} else if (preg_match("/move_(\d+)/", $pn, $matches)) {

				$movebtn = $matches[1];

			} else if (preg_match("/movep2_(\d+)/", $pn, $matches)) {

				$movebtnp2 = $matches[1];

			} else if (preg_match("/toggle_(\d+)/", $pn, $matches)) {

				$togglebtn = $matches[1];

			} else if (preg_match("/togglep2_(\d+)/", $pn, $matches)) {

				$togglebtnp2 = $matches[1];

			}

		}

		$save = 1;

		/* move selected p1 entries before this */

		if (isset($movebtn) && is_array($_POST['p1entry']) && count($_POST['p1entry'])) {

			$a_phase1_new = array();

			/* copy all p1 entries < $movebtn and not selected */

			for ($i = 0; $i < $movebtn; $i++) {

				if (!in_array($i, $_POST['p1entry'])) {

					$a_phase1_new[] = $a_phase1[$i];

				}

			}

			/* copy all selected p1 entries */

			for ($i = 0; $i < count($a_phase1); $i++) {

				if ($i == $movebtn) {

					continue;

				}

				if (in_array($i, $_POST['p1entry'])) {

					$a_phase1_new[] = $a_phase1[$i];

				}

			}

			/* copy $movebtn p1 entry */

			if ($movebtn < count($a_phase1)) {

				$a_phase1_new[] = $a_phase1[$movebtn];

			}

			/* copy all p1 entries > $movebtn and not selected */

			for ($i = $movebtn+1; $i < count($a_phase1); $i++) {

				if (!in_array($i, $_POST['p1entry'])) {

					$a_phase1_new[] = $a_phase1[$i];

				}

			}

			if (count($a_phase1_new) > 0) {

				$a_phase1 = $a_phase1_new;

			}

		} else if (isset($movebtnp2) && is_array($_POST['p2entry']) && count($_POST['p2entry'])) {

			/* move selected p2 entries before this */

			$a_phase2_new = array();

			/* copy all p2 entries < $movebtnp2 and not selected */

			for ($i = 0; $i < $movebtnp2; $i++) {

				if (!in_array($i, $_POST['p2entry'])) {

					$a_phase2_new[] = $a_phase2[$i];

				}

			}

			/* copy all selected p2 entries */

			for ($i = 0; $i < count($a_phase2); $i++) {

				if ($i == $movebtnp2) {

					continue;

				}

				if (in_array($i, $_POST['p2entry'])) {

					$a_phase2_new[] = $a_phase2[$i];

				}

			}

			/* copy $movebtnp2 p2 entry */

			if ($movebtnp2 < count($a_phase2)) {

				$a_phase2_new[] = $a_phase2[$movebtnp2];

			}

			/* copy all p2 entries > $movebtnp2 and not selected */

			for ($i = $movebtnp2+1; $i < count($a_phase2); $i++) {

				if (!in_array($i, $_POST['p2entry'])) {

					$a_phase2_new[] = $a_phase2[$i];

				}

			}

			if (count($a_phase2_new) > 0) {

				$a_phase2 = $a_phase2_new;

			}

		} else if (isset($togglebtn)) {

			if (isset($a_phase1[$togglebtn]['disabled'])) {

				unset($a_phase1[$togglebtn]['disabled']);

			} else {

				$a_phase1[$togglebtn]['disabled'] = true;

			}

		} else if (isset($togglebtnp2)) {

			if (isset($a_phase2[$togglebtnp2]['disabled'])) {

				unset($a_phase2[$togglebtnp2]['disabled']);

			} else {

				$a_phase2[$togglebtnp2]['disabled'] = true;

			}

		} else if (isset($delbtn)) {

			/* remove static route if interface is not WAN */

			if ($a_phase1[$delbtn]['interface'] <> "wan") {

				mwexec("/sbin/route delete -host {$a_phase1[$delbtn]['remote-gateway']}");

			}

			/* remove all phase2 entries that match the ikeid */

			$ikeid = $a_phase1[$delbtn]['ikeid'];

			foreach ($a_phase2 as $p2index => $ph2tmp) {

				if ($ph2tmp['ikeid'] == $ikeid) {

					unset($a_phase2[$p2index]);

				}

			}

			unset($a_phase1[$delbtn]);

		} else if (isset($delbtnp2)) {

			unset($a_phase2[$delbtnp2]);

		} else {

			$save = 0;

		}

		if ($save === 1) {

			if (write_config()) {

				mark_subsystem_dirty('ipsec');

			}

		}

	}

}

$pgtitle = array(gettext("VPN"), gettext("IPsec"), gettext("Tunnels"));

$shortcut_section = "ipsec";

include("head.inc");

$tab_array = array();

$tab_array[] = array(gettext("Tunnels"), true, "vpn_ipsec.php");

$tab_array[] = array(gettext("Mobile Clients"), false, "vpn_ipsec_mobile.php");

$tab_array[] = array(gettext("Pre-Shared Keys"), false, "vpn_ipsec_keys.php");

$tab_array[] = array(gettext("Advanced Settings"), false, "vpn_ipsec_settings.php");

display_top_tabs($tab_array);

?>

<?php

	if ($savemsg) {

		print_info_box($savemsg, 'success');

	}

	if (is_subsystem_dirty('ipsec')) {

		print_apply_box(gettext("The IPsec tunnel configuration has been changed.") . "<br />" . gettext("You must apply the changes in order for them to take effect."));

	}

?>

<form name="mainform" method="post">

	<div class="panel panel-default">

		<div class="panel-heading"><h2 class="panel-title"><?=gettext('IPsec tunnels')?></h2></div>

		<div class="panel-body table-responsive">

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

				<thead>

					<tr>

						<th>&nbsp;</th>

						<th>&nbsp;</th>

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

						<th><?=gettext("Remote Gateway")?></th>

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

						<th><?=gettext("P1 Protocol")?></th>

						<th><?=gettext("P1 Transforms")?></th>

						<th><?=gettext("P1 Description")?></th>

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

					</tr>

				</thead>

				<tbody class="p1-entries">

<?php $i = 0; foreach ($a_phase1 as $ph1ent): ?>

<?php

	$iconfn = "pass";

	$entryStatus = (isset($ph1ent['disabled']) ? 'disabled' : 'enabled');

	if ($entryStatus == 'disabled') {

		$iconfn .= "_d";

	}

?>

					<tr id="fr<?=$i?>" onclick="fr_toggle(<?=$i?>)" id="frd<?=$i?>" ondblclick="document.location='vpn_ipsec_phase1.php?p1index=<?=$i?>'" class="<?= $entryStatus ?>">

						<td>

							<input type="checkbox" id="frc<?=$i?>" onclick="fr_toggle(<?=$i?>)" name="p1entry[]" value="<?=$i?>"  />

							<a	class="fa fa-anchor" id="Xmove_<?=$i?>" title="<?=gettext("Move checked entries to here")?>"></a>

						</td>

						<td>

							<button value="toggle_<?=$i?>" name="toggle_<?=$i?>" title="<?=gettext("click to toggle enabled/disabled status")?>" class="btn btn-xs btn-default" type="submit"><?= ($entryStatus == 'disabled' ? 'enable' : 'disable') ?></button>

						</td>

						<td id="frd<?=$i?>">

<?php

			if (empty($ph1ent['iketype']) || $ph1ent['iketype'] == "ikev1") {

				echo "V1";

			} else {

				echo "V2";

			}

?>

						</td>

						<td>

<?php

			if ($ph1ent['interface']) {

				$iflabels = get_configured_interface_with_descr();

				$carplist = get_configured_carp_interface_list();

				foreach ($carplist as $cif => $carpip) {

					$iflabels[$cif] = $carpip." (".get_vip_descr($carpip).")";

				}

				$aliaslist = get_configured_ip_aliases_list();

				foreach ($aliaslist as $aliasip => $aliasif) {

					$iflabels[$aliasip] = $aliasip." (".get_vip_descr($aliasip).")";

				}

				$grouplist = return_gateway_groups_array();

				foreach ($grouplist as $name => $group) {

					if ($group[0]['vip'] != "") {

						$vipif = $group[0]['vip'];

					} else {

						$vipif = $group[0]['int'];

					}

					$iflabels[$name] = "GW Group {$name}";

				}

				$if = htmlspecialchars($iflabels[$ph1ent['interface']]);

			} else {

				$if = "WAN";

			}

			if (!isset($ph1ent['mobile'])) {

				echo $if."<br />".$ph1ent['remote-gateway'];

			} else {

				echo $if."<br /><strong>" . gettext("Mobile Client") . "</strong>";

			}

?>

						</td>

						<td id="frd<?=$i?>">

					<?=$spans?>

					<?php

					if (empty($ph1ent['iketype']) || $ph1ent['iketype'] == "ikev1") {

						echo "{$ph1ent['mode']}";

					}

					?>

					<?=$spane?>

				</td>

				<td id="frd<?=$i?>">

					<?=$p1_ealgos[$ph1ent['encryption-algorithm']['name']]['name']?>

<?php

			if ($ph1ent['encryption-algorithm']['keylen']) {

				if ($ph1ent['encryption-algorithm']['keylen'] == "auto") {

					echo " (" . gettext("auto") . ")";

				} else {

					echo " ({$ph1ent['encryption-algorithm']['keylen']} " . gettext("bits") . ")";

				}

			}

?>

						</td>

						<td>

							<?=$p1_halgos[$ph1ent['hash-algorithm']]?>

						</td>

						<td>

							<?=htmlspecialchars($ph1ent['descr'])?>

						</td>

						<td style="cursor: pointer;">

<!--							<a	class="fa fa-anchor" id="Xmove_<?=$i?>" title="<?=gettext("Move checked entries to here")?>"></a> -->

							<button style="display: none;" class="btn btn-default btn-xs" type="submit" id="move_<?=$i?>" name="move_<?=$i?>" value="move_<?=$i?>"><?=gettext("Move checked entries to here")?></button>

							<a class="fa fa-pencil" href="vpn_ipsec_phase1.php?p1index=<?=$i?>" title="<?=gettext("Edit phase1 entry"); ?>"></a>

<?php if (!isset($ph1ent['mobile'])): ?>

							<a class="fa fa-clone" href="vpn_ipsec_phase1.php?dup=<?=$i?>" title="<?=gettext("Copy phase1 entry"); ?>"></a>

<?php endif; ?>

							<a	class="fa fa-trash no-confirm" id="Xdel_<?=$i?>" title="<?=gettext('Delete phase1 entry'); ?>"></a>

							<button style="display: none;" class="btn btn-xs btn-warning" type="submit" id="del_<?=$i?>" name="del_<?=$i?>" value="del_<?=$i?>" title="<?=gettext('Delete phase1 entry'); ?>">delete</button>

						</td>

					</tr>

					<tr class="<?= $entryStatus ?>">

						<td colspan="2"></td>

						<td colspan="7" class="contains-table">

<?php

			if (isset($_POST["tdph2-{$i}-visible"])) {

				$tdph2_visible = htmlspecialchars($_POST["tdph2-{$i}-visible"]);

			} else {

				$tdph2_visible = 0;

			}

?>

							<input type="hidden" name="tdph2-<?=$i?>-visible" id="tdph2-<?=$i?>-visible" value="<?=$tdph2_visible?>" />

							<div id="shph2but-<?=$i?>" <?=($tdph2_visible == '1' ? 'style="display:none"' : '')?>>

<?php

				$phase2count=0;

				foreach ($a_phase2 as $ph2ent) {

					if ($ph2ent['ikeid'] != $ph1ent['ikeid']) {

						continue;

					}

					$phase2count++;

				}

				$fr_prefix = "frp2{$i}";

				$fr_header = $fr_prefix . "header";

?>

								<input type="button" onclick="show_phase2('tdph2-<?=$i?>','shph2but-<?=$i?>')" value="+" /> - <?php printf(gettext("Show %s Phase-2 entries"), $phase2count); ?>

							</div>

							<div id="tdph2-<?=$i?>" <?=($tdph2_visible != '1' ? 'style="display:none"' : '')?>>

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

									<thead>

										<tr>

											<th>&nbsp;</th>

											<th>&nbsp;</th>

											<th><?=gettext("Mode"); ?></th>

											<th><?=gettext("Local Subnet"); ?></th>

											<th><?=gettext("Remote Subnet"); ?></th>

											<th><?=gettext("P2 Protocol"); ?></th>

											<th><?=gettext("P2 Transforms"); ?></th>

											<th><?=gettext("P2 Auth Methods"); ?></th>

											<th><?=gettext("P2 actions")?></th>

										</tr>

									</thead>

									<tbody class="p2-entries">

<?php $j = 0; foreach ($a_phase2 as $ph2index => $ph2ent): ?>

<?php

						if ($ph2ent['ikeid'] != $ph1ent['ikeid']) {

							continue;

						}

						$fr_c = $fr_prefix . "c" . $j;

						$fr_d = $fr_prefix . "d" . $j;

						$iconfn = "pass";

						$entryStatus = (isset($ph2ent['disabled']) || isset($ph1ent['disabled']) ? 'disabled' : 'enabled');

						if ($entryStatus == 'disabled') {

							$iconfn .= "_d";

						}

?>

										<tr id="<?=$fr_prefix . $j?>" ondblclick="document.location='vpn_ipsec_phase2.php?p2index=<?=$ph2ent['uniqid']?>'" class="<?= $entryStatus ?>">

											<td>

												<input type="checkbox" id="<?=$fr_c?>" name="p2entry[]" value="<?=$ph2index?>" onclick="fr_bgcolor('<?=$j?>', '<?=$fr_prefix?>')" />

												<button class="fa fa-anchor button-icon" type="submit" name="movep2_<?=$j?>" value="movep2_<?=$j?>" title="<?=gettext("Move checked P2s here")?>"></button>

											</td>

											<td>

												<button value="togglep2_<?=$ph2index?>" name="togglep2_<?=$ph2index?>" title="<?=gettext("click to toggle enabled/disabled status")?>" class="btn btn-xs btn-default" type="submit"><?= ($entryStatus == 'disabled'? 'enable' : 'disable') ?></button>

											</td>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

												<?=$ph2ent['mode']?>

											</td>

<?php if (($ph2ent['mode'] == "tunnel") or ($ph2ent['mode'] == "tunnel6")): ?>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

												<?=ipsec_idinfo_to_text($ph2ent['localid']); ?>

											</td>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

												<?=ipsec_idinfo_to_text($ph2ent['remoteid']); ?>

											</td>

		<?php else: ?>

											<td colspan="2"></td>

<?php endif; ?>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

												<?=$p2_protos[$ph2ent['protocol']]; ?>

											</td>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

<?php

								foreach ($ph2ent['encryption-algorithm-option'] as $k => $ph2ea) {

									if ($k) {

										echo ", ";

									}

									echo $p2_ealgos[$ph2ea['name']]['name'];

									if ($ph2ea['keylen']) {

										if ($ph2ea['keylen'] == "auto") {

											echo " (" . gettext("auto") . ")";

										} else {

											echo " ({$ph2ea['keylen']} " . gettext("bits") . ")";

										}

									}

								}

?>

											</td>

											<td id="<?=$fr_d?>" onclick="fr_toggle('<?=$j?>', '<?=$fr_prefix?>')">

<?php

								if (!empty($ph2ent['hash-algorithm-option']) && is_array($ph2ent['hash-algorithm-option'])) {

									foreach ($ph2ent['hash-algorithm-option'] as $k => $ph2ha) {

										if ($k) {

											echo ", ";

										}

										echo $p2_halgos[$ph2ha];

									}

								}

?>

											</td>

											<td style="cursor: pointer;">

<!--												<button class="fa fa-anchor button-icon" type="submit" name="movep2_<?=$j?>" value="movep2_<?=$j?>" title="<?=gettext("Move checked P2s here")?>"></button> -->

												<a class="fa fa-pencil" href="vpn_ipsec_phase2.php?p2index=<?=$ph2ent['uniqid']?>" title="<?=gettext("Edit phase2 entry"); ?>"></a>

												<a class="fa fa-clone" href="vpn_ipsec_phase2.php?dup=<?=$ph2ent['uniqid']?>" title="<?=gettext("Add a new Phase 2 based on this one"); ?>"></a>

												<a	class="fa fa-trash no-confirm" id="Xdelp2_<?=$ph2index?>" title="<?=gettext('Delete phase2 entry'); ?>"></a>

												<button style="display: none;" class="btn btn-xs btn-warning" type="submit" id="delp2_<?=$ph2index?>" name="delp2_<?=$ph2index?>" value="delp2_<?=$ph2index?>" title="<?=gettext('delete phase2 entry'); ?>">delete</button>

											</td>

										</tr>

<?php $j++; endforeach; ?>

										<tr>

											<td></td>

											<td>

												<a class="btn btn-xs btn-success" href="vpn_ipsec_phase2.php?ikeid=<?=$ph1ent['ikeid']?><?php if (isset($ph1ent['mobile'])) echo "&amp;mobile=true"?>">

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

													<?=gettext("Add P2")?>

												</a>

											</td>

											<td colspan="7"></td>

										</tr>

									</tbody>

								</table>

							</div>

						</td>

					</tr>

<?php

					$i++;

				endforeach;	 // $a_phase1 as $ph1ent

?>

				</tbody>

			</table>

		</div>

	</div>

	<nav class="action-buttons">

<?php

/*

	if ($i !== 0): ?>

	<input type="submit" name="move_<?=$i?>" class="btn btn-default" value="<?=gettext("move selected phase1 entries to end")?>" />

<?php endif;

*/

?>

		<a href="vpn_ipsec_phase1.php" class="btn btn-success btn-sm">

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

			<?=gettext("Add P1")?>

		</a>

<?php if ($i !== 0): ?>

		<button type="submit" name="del" class="btn btn-danger btn-sm" value="<?=gettext("Delete selected P1s")?>">

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

			<?=gettext("Delete P1s")?>

		</button>

<?php endif; ?>

	</nav>

</form>

<div class="infoblock">

	<?=print_info_box('<strong>' . gettext("Note:") . '</strong><br />' .

	gettext("You can check your IPsec status at ") . '<a href="status_ipsec.php">' . gettext("Status:IPsec") . '</a>.<br />' .

	gettext("IPsec Debug Mode can be enabled at ") . '<a href="vpn_ipsec_settings.php">' .gettext("VPN:IPsec:Advanced Settings") . '</a>.<br />' .

	gettext("IPsec can be set to prefer older SAs at ") . '<a href="vpn_ipsec_settings.php">' . gettext("VPN:IPsec:Advanced Settings") . '</a>', 'info', false)?>

</div>

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<?php

include("foot.inc");