pfSense

<?php

/*

 * vpn_ipsec.php

 *

 * part of pfSense (https://www.pfsense.org)

 * Copyright (c) 2004-2016 Rubicon Communications, LLC (Netgate)

 * All rights reserved.

 *

 * originally based on m0n0wall (http://m0n0.ch/wall)

 * Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.

 * All rights reserved.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

##|+PRIV

##|*IDENT=page-vpn-ipsec

##|*NAME=VPN: IPsec

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

##|*MATCH=vpn_ipsec.php*

##|-PRIV

require_once("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);

	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("The changes must be applied 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 icon-pointer" 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-<?= ($entryStatus == 'disabled' ? 'success' : 'warning') ?>" type="submit"><?= ($entryStatus == 'disabled' ? 'Enable' : 'Disable') ?></button>

						</td>

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

<?php

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

				echo "V1";

			} elseif ($ph1ent['iketype'] == "ikev2") {

				echo "V2";

			} elseif ($ph1ent['iketype'] == "auto") {

				echo "Auto";

			}

?>

						</td>

						<td>

<?php

			if ($ph1ent['interface']) {

				$iflabels = get_configured_interface_with_descr();

				$viplist = get_configured_vip_list();

				foreach ($viplist as $vip => $address) {

					$iflabels[$vip] = $address;

					if (get_vip_descr($address)) {

						$iflabels[$vip] .= " (". get_vip_descr($address) .")";

					}

				}

				$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" || $ph1ent['iketype'] == "auto") {

						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";

?>

								<button class="btn btn-info" type="button" onclick="show_phase2('tdph2-<?=$i?>','shph2but-<?=$i?>')" value="+"><i class="fa fa-plus-circle"></i> <?php printf(gettext("Show Phase 2 Entries (%s)"), $phase2count); ?></button>

							</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-<?= ($entryStatus == 'disabled'? 'success' : 'warning') ?>" type="submit"><?= ($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">

	<?php print_info_box(sprintf(gettext("The IPsec status can be checked at %s%s%s."), '<a href="status_ipsec.php">', gettext("Status:IPsec"), '</a>') . '<br />' .

	sprintf(gettext("IPsec debug mode can be enabled at %s%s%s."), '<a href="vpn_ipsec_settings.php">', gettext("VPN:IPsec:Advanced Settings"), '</a>') . '<br />' .

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

</div>

<script type="text/javascript">

//<![CDATA[

function show_phase2(id, buttonid) {

	document.getElementById(buttonid).innerHTML='';

	document.getElementById(id).style.display = "block";

	var visible = id + '-visible';

	document.getElementById(visible).value = "1";

}

events.push(function() {

	$('[id^=Xmove_]').click(function (event) {

		// ToDo: We POST shift="yes" if the user has the shift key depressed, but that is not yet used

		// by the $_POST code. It is intended to allow the user to choose to move stuff to the row before or

		// after the clicked anchor icon

		if (event.shiftKey) {

			$('form').append('<input type="hidden" id="shift" name="shift" value="yes" />');

		}

		$('#' + event.target.id.slice(1)).click();

	});

	$('[id^=Xdel_]').click(function (event) {

		if (confirm("<?=gettext('Confirmation required to delete this P1 entry.')?>")) {

			$('#' + event.target.id.slice(1)).click();

		}

	});

	$('[id^=Xdelp2_]').click(function (event) {

		if (confirm("<?=gettext('Confirmation required to delete this P2 entry.')?>")) {

			$('#' + event.target.id.slice(1)).click();

		}

	});

});

//]]>

</script>

<?php

include("foot.inc");