. 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. */ ##|+PRIV ##|*IDENT=page-vpn-ipsec-editphase1 ##|*NAME=VPN: IPsec: Edit Phase 1 page ##|*DESCR=Allow access to the 'VPN: IPsec: Edit Phase 1' page. ##|*MATCH=vpn_ipsec_phase1.php* ##|-PRIV require("functions.inc"); require("guiconfig.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']; $p1index = $_GET['p1index']; if (isset($_POST['p1index'])) $p1index = $_POST['p1index']; if (isset($_GET['dup'])) { $p1index = $_GET['dup']; } if (isset($p1index) && $a_phase1[$p1index]) { // don't copy the ikeid on dup if (!isset($_GET['dup'])) $pconfig['ikeid'] = $a_phase1[$p1index]['ikeid']; $old_ph1ent = $a_phase1[$p1index]; $pconfig['disabled'] = isset($a_phase1[$p1index]['disabled']); if ($a_phase1[$p1index]['interface']) $pconfig['interface'] = $a_phase1[$p1index]['interface']; else $pconfig['interface'] = "wan"; list($pconfig['remotenet'],$pconfig['remotebits']) = explode("/", $a_phase1[$p1index]['remote-subnet']); if (isset($a_phase1[$p1index]['mobile'])) $pconfig['mobile'] = 'true'; else $pconfig['remotegw'] = $a_phase1[$p1index]['remote-gateway']; $pconfig['mode'] = $a_phase1[$p1index]['mode']; $pconfig['myid_type'] = $a_phase1[$p1index]['myid_type']; $pconfig['myid_data'] = $a_phase1[$p1index]['myid_data']; $pconfig['peerid_type'] = $a_phase1[$p1index]['peerid_type']; $pconfig['peerid_data'] = $a_phase1[$p1index]['peerid_data']; $pconfig['ealgo'] = $a_phase1[$p1index]['encryption-algorithm']; $pconfig['halgo'] = $a_phase1[$p1index]['hash-algorithm']; $pconfig['dhgroup'] = $a_phase1[$p1index]['dhgroup']; $pconfig['lifetime'] = $a_phase1[$p1index]['lifetime']; $pconfig['authentication_method'] = $a_phase1[$p1index]['authentication_method']; if (($pconfig['authentication_method'] == "pre_shared_key")|| ($pconfig['authentication_method'] == "xauth_psk_server")) { $pconfig['pskey'] = $a_phase1[$p1index]['pre-shared-key']; } else { $pconfig['certref'] = $a_phase1[$p1index]['certref']; } $pconfig['descr'] = $a_phase1[$p1index]['descr']; $pconfig['nat_traversal'] = $a_phase1[$p1index]['nat_traversal']; if ($a_phase1[$p1index]['dpd_delay'] && $a_phase1[$p1index]['dpd_maxfail']) { $pconfig['dpd_enable'] = true; $pconfig['dpd_delay'] = $a_phase1[$p1index]['dpd_delay']; $pconfig['dpd_maxfail'] = $a_phase1[$p1index]['dpd_maxfail']; } } else { /* defaults */ $pconfig['interface'] = "wan"; if($config['interfaces']['lan']) $pconfig['localnet'] = "lan"; $pconfig['mode'] = "aggressive"; $pconfig['myid_type'] = "myaddress"; $pconfig['peerid_type'] = "peeraddress"; $pconfig['authentication_method'] = "pre_shared_key"; $pconfig['ealgo'] = array( name => "3des" ); $pconfig['halgo'] = "sha1"; $pconfig['dhgroup'] = "2"; $pconfig['lifetime'] = "28800"; $pconfig['nat_traversal'] = "on"; $pconfig['dpd_enable'] = true; /* mobile client */ if($_GET['mobile']) $pconfig['mobile']=true; } if (isset($_GET['dup'])) unset($p1index); if ($_POST) { unset($input_errors); $pconfig = $_POST; /* input validation */ $method = $pconfig['authentication_method']; if (($method == "pre_shared_key")||($method == "xauth_psk_server")) { $reqdfields = explode(" ", "pskey"); $reqdfieldsn = explode(",", "Pre-Shared Key"); } else { $reqdfields = explode(" ", "certref"); $reqdfieldsn = explode(",", "My Certificate"); } if (!$pconfig['mobile']) { $reqdfields[] = "remotegw"; $reqdfieldsn[] = "Remote gateway"; } do_input_validation($pconfig, $reqdfields, $reqdfieldsn, &$input_errors); if (($pconfig['lifetime'] && !is_numeric($pconfig['lifetime']))) $input_errors[] = "The P1 lifetime must be an integer."; if (($pconfig['remotegw'] && !is_ipaddr($pconfig['remotegw']) && !is_domain($pconfig['remotegw']))) $input_errors[] = "A valid remote gateway address or host name must be specified."; if (($pconfig['remotegw'] && is_ipaddr($pconfig['remotegw']) && !isset($pconfig['disabled']) )) { $t = 0; foreach ($a_phase1 as $ph1tmp) { if ($p1index <> $t) { $tremotegw = $pconfig['remotegw']; if (($ph1tmp['remote-gateway'] == $tremotegw) && !isset($ph1tmp['disabled'])) { $input_errors[] = "The remote gateway \"$tremotegw\" is already used by phase1 \"${ph1tmp['descr']}\"."; } } $t++; } } /* My identity */ if ($pconfig['myid_type'] == "myaddress") $pconfig['myid_data'] = ""; if ($pconfig['myid_type'] == "address" and $pconfig['myid_data'] == "") $input_errors[] = gettext("Please enter an address for 'My Identifier'"); if ($pconfig['myid_type'] == "keyid tag" and $pconfig['myid_data'] == "") $input_errors[] = gettext("Please enter a keyid tag for 'My Identifier'"); if ($pconfig['myid_type'] == "fqdn" and $pconfig['myid_data'] == "") $input_errors[] = gettext("Please enter a fully qualified domain name for 'My Identifier'"); if ($pconfig['myid_type'] == "user_fqdn" and $pconfig['myid_data'] == "") $input_errors[] = gettext("Please enter a user and fully qualified domain name for 'My Identifier'"); if ($pconfig['myid_type'] == "dyn_dns" and $pconfig['myid_data'] == "") $input_errors[] = gettext("Please enter a dynamic domain name for 'My Identifier'"); if ((($pconfig['myid_type'] == "address") && !is_ipaddr($pconfig['myid_data']))) $input_errors[] = "A valid IP address for 'My identifier' must be specified."; if ((($pconfig['myid_type'] == "fqdn") && !is_domain($pconfig['myid_data']))) $input_errors[] = "A valid domain name for 'My identifier' must be specified."; if ($pconfig['myid_type'] == "fqdn") if (is_domain($pconfig['myid_data']) == false) $input_errors[] = "A valid FQDN for 'My identifier' must be specified."; if ($pconfig['myid_type'] == "user_fqdn") { $user_fqdn = explode("@",$pconfig['myid_data']); if (is_domain($user_fqdn[1]) == false) $input_errors[] = "A valid User FQDN in the form of user@my.domain.com for 'My identifier' must be specified."; } if ($pconfig['myid_type'] == "dyn_dns") if (is_domain($pconfig['myid_data']) == false) $input_errors[] = "A valid Dynamic DNS address for 'My identifier' must be specified."; /* Peer identity */ if ($pconfig['myid_type'] == "peeraddress") $pconfig['peerid_data'] = ""; if ($pconfig['peerid_type'] == "address" and $pconfig['peerid_data'] == "") $input_errors[] = gettext("Please enter an address for 'Peer Identifier'"); if ($pconfig['peerid_type'] == "keyid tag" and $pconfig['peerid_data'] == "") $input_errors[] = gettext("Please enter a keyid tag for 'Peer Identifier'"); if ($pconfig['peerid_type'] == "fqdn" and $pconfig['peerid_data'] == "") $input_errors[] = gettext("Please enter a fully qualified domain name for 'Peer Identifier'"); if ($pconfig['peerid_type'] == "user_fqdn" and $pconfig['peerid_data'] == "") $input_errors[] = gettext("Please enter a user and fully qualified domain name for 'Peer Identifier'"); if ((($pconfig['peerid_type'] == "address") && !is_ipaddr($pconfig['peerid_data']))) $input_errors[] = "A valid IP address for 'Peer identifier' must be specified."; if ((($pconfig['peerid_type'] == "fqdn") && !is_domain($pconfig['peerid_data']))) $input_errors[] = "A valid domain name for 'Peer identifier' must be specified."; if ($pconfig['peerid_type'] == "fqdn") if (is_domain($pconfig['peerid_data']) == false) $input_errors[] = "A valid FQDN for 'Peer identifier' must be specified."; if ($pconfig['peerid_type'] == "user_fqdn") { $user_fqdn = explode("@",$pconfig['peerid_data']); if (is_domain($user_fqdn[1]) == false) $input_errors[] = "A valid User FQDN in the form of user@my.domain.com for 'Peer identifier' must be specified."; } if ($pconfig['dpd_enable']) { if (!is_numeric($pconfig['dpd_delay'])) $input_errors[] = "A numeric value must be specified for DPD delay."; if (!is_numeric($pconfig['dpd_maxfail'])) $input_errors[] = "A numeric value must be specified for DPD retries."; } /* build our encryption algorithms array */ $pconfig['ealgo'] = array(); $pconfig['ealgo']['name'] = $_POST['ealgo']; if($pconfig['ealgo_keylen']) $pconfig['ealgo']['keylen'] = $_POST['ealgo_keylen']; if (!$input_errors) { $ph1ent['ikeid'] = $pconfig['ikeid']; $ph1ent['disabled'] = $pconfig['disabled'] ? true : false; $ph1ent['interface'] = $pconfig['interface']; /* if the remote gateway changed and the interface is not WAN then remove route */ /* the vpn_ipsec_configure() handles adding the route */ if ($pconfig['interface'] <> "wan") { if($old_ph1ent['remote-gateway'] <> $pconfig['remotegw']) { mwexec("/sbin/route delete -host {$oldph1ent['remote-gateway']}"); } } if ($pconfig['mobile']) $ph1ent['mobile'] = true; else $ph1ent['remote-gateway'] = $pconfig['remotegw']; $ph1ent['mode'] = $pconfig['mode']; $ph1ent['myid_type'] = $pconfig['myid_type']; $ph1ent['myid_data'] = $pconfig['myid_data']; $ph1ent['peerid_type'] = $pconfig['peerid_type']; $ph1ent['peerid_data'] = $pconfig['peerid_data']; $ph1ent['encryption-algorithm'] = $pconfig['ealgo']; $ph1ent['hash-algorithm'] = $pconfig['halgo']; $ph1ent['dhgroup'] = $pconfig['dhgroup']; $ph1ent['lifetime'] = $pconfig['lifetime']; $ph1ent['pre-shared-key'] = $pconfig['pskey']; $ph1ent['private-key'] = base64_encode($pconfig['privatekey']); $ph1ent['certref'] = $pconfig['certref']; $ph1ent['authentication_method'] = $pconfig['authentication_method']; $ph1ent['descr'] = $pconfig['descr']; $ph1ent['nat_traversal'] = $pconfig['nat_traversal']; if (isset($pconfig['dpd_enable'])) { $ph1ent['dpd_delay'] = $pconfig['dpd_delay']; $ph1ent['dpd_maxfail'] = $pconfig['dpd_maxfail']; } /* generate unique phase1 ikeid */ if ($ph1ent['ikeid'] == 0) $ph1ent['ikeid'] = ipsec_ikeid_next(); if (isset($p1index) && $a_phase1[$p1index]) $a_phase1[$p1index] = $ph1ent; else $a_phase1[] = $ph1ent; /* now we need to find all phase2 entries for this host */ if (is_array($a_phase2) && (count($a_phase2))) { foreach ($a_phase2 as $phase2) { if($phase2['ikeid'] == $ph1ent['ikeid']) { log_error("Reload {$ph1ent['descr']} tunnel(s)"); $old_ph1ent['remote-gateway'] = resolve_retry($old_ph1ent['remote-gateway']); $old_phase2 = $phase2; reload_tunnel_spd_policy ($ph1ent, $phase2, $old_ph1ent, $old_phase2); } } } write_config(); mark_subsystem_dirty('ipsec'); header("Location: vpn_ipsec.php"); exit; } } if ($pconfig['mobile']) $pgtitle = array("VPN","IPsec","Edit Phase 1", "Mobile Client"); else $pgtitle = array("VPN","IPsec","Edit Phase 1"); include("head.inc"); ?>