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5b237745
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Scott Ullrich
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<?php
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b1ad443d
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Scott Ullrich
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/* $Id$ */
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/*
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$RCSfile$
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33ab8aa5
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Scott Ullrich
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Copyright (C) 2008 Scott Ullrich <sullrich@gmail.com>
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All rights reserved.
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b1ad443d
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Scott Ullrich
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Copyright (C) 2006 Fernando Lemos
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All rights reserved.
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33ab8aa5
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Scott Ullrich
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This file was rewritten from scratch by Fernando Lemos but
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*MIGHT* contain code previously written by:
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b1ad443d
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Scott Ullrich
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Copyright (C) 2005 Peter Allgeyer <allgeyer_AT_web.de>
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All rights reserved.
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Copyright (C) 2004 Peter Curran (peter@closeconsultants.com).
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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 notices,
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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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notices, 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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523855b0
|
Scott Ullrich
|
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| 43 |
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DISABLE_PHP_LINT_CHECKING
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pfSense_BUILDER_BINARIES: /usr/local/sbin/openvpn /usr/bin/openssl /sbin/ifconfig
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pfSense_MODULE: openvpn
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| 47 |
b1ad443d
|
Scott Ullrich
|
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| 48 |
523855b0
|
Scott Ullrich
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*/
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| 49 |
8dc3ef67
|
Scott Ullrich
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require_once('config.inc');
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| 50 |
32a7a1f6
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Ermal Lu?i
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require_once("certs.inc");
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| 51 |
36df0acc
|
Scott Ullrich
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require_once('pfsense-utils.inc');
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| 52 |
c61e4626
|
Ermal Lu?i
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require_once("auth.inc");
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| 53 |
8dc3ef67
|
Scott Ullrich
|
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| 54 |
8411b218
|
Matthew Grooms
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$openvpn_prots = array("UDP", "TCP");
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| 55 |
702a4702
|
Scott Ullrich
|
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| 56 |
691fbf14
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Ermal Lu?i
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$openvpn_dev_mode = array("tun", "tap");
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| 57 |
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| 58 |
3c11bd3c
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Matthew Grooms
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/*
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* The User Auth mode below is disabled because
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| 60 |
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* OpenVPN erroneously requires that we provide
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* a CA configuration parameter. In this mode,
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* clients don't send a certificate so there is
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* no need for a CA. If we require that admins
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* provide one in the pfSense UI due to a bogus
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* requirement imposed by OpenVPN, it could be
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* considered very confusing ( I know I was ).
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*
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* -mgrooms
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*/
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| 71 |
fe787fc7
|
Matthew Grooms
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$openvpn_dh_lengths = array(
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| 72 |
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1024, 2048, 4096 );
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| 73 |
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| 74 |
77ed2f4c
|
jim-p
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$openvpn_cert_depths = array(
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1 => "One (Client+Server)",
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2 => "Two (Client+Intermediate+Server)",
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3 => "Three (Client+2xIntermediate+Server)",
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4 => "Four (Client+3xIntermediate+Server)",
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5 => "Five (Client+4xIntermediate+Server)"
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);
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| 82 |
3c11bd3c
|
Matthew Grooms
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$openvpn_server_modes = array(
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'p2p_tls' => "Peer to Peer ( SSL/TLS )",
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'p2p_shared_key' => "Peer to Peer ( Shared Key )",
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'server_tls' => "Remote Access ( SSL/TLS )",
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| 86 |
54b9de56
|
Ermal Lu?i
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'server_user' => "Remote Access ( User Auth )",
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| 87 |
3c11bd3c
|
Matthew Grooms
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'server_tls_user' => "Remote Access ( SSL/TLS + User Auth )");
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$openvpn_client_modes = array(
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'p2p_tls' => "Peer to Peer ( SSL/TLS )",
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'p2p_shared_key' => "Peer to Peer ( Shared Key )" );
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function openvpn_create_key() {
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$fp = popen("/usr/local/sbin/openvpn --genkey --secret /dev/stdout 2>/dev/null", "r");
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if (!$fp)
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return false;
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$rslt = stream_get_contents($fp);
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pclose($fp);
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return $rslt;
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}
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d799787e
|
Matthew Grooms
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| 105 |
8411b218
|
Matthew Grooms
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function openvpn_create_dhparams($bits) {
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| 106 |
34bc1324
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Matthew Grooms
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3c11bd3c
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Matthew Grooms
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$fp = popen("/usr/bin/openssl dhparam {$bits} 2>/dev/null", "r");
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34bc1324
|
Matthew Grooms
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if (!$fp)
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return false;
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$rslt = stream_get_contents($fp);
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pclose($fp);
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return $rslt;
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}
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| 117 |
d799787e
|
Matthew Grooms
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function openvpn_vpnid_used($vpnid) {
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| 118 |
8be2d6d3
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Ermal Luçi
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global $config;
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d799787e
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Matthew Grooms
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if (is_array($config['openvpn']['openvpn-server']))
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dc408939
|
Matthew Grooms
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foreach ($config['openvpn']['openvpn-server'] as & $settings)
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f432e364
|
Matthew Grooms
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if ($vpnid == $settings['vpnid'])
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d799787e
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Matthew Grooms
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return true;
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if (is_array($config['openvpn']['openvpn-client']))
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dc408939
|
Matthew Grooms
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foreach ($config['openvpn']['openvpn-client'] as & $settings)
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f432e364
|
Matthew Grooms
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if ($vpnid == $settings['vpnid'])
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| 128 |
d799787e
|
Matthew Grooms
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return true;
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| 129 |
04a6e900
|
Ermal Luçi
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d799787e
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Matthew Grooms
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return false;
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}
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function openvpn_vpnid_next() {
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$vpnid = 1;
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while(openvpn_vpnid_used($vpnid))
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$vpnid++;
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return $vpnid;
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}
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| 142 |
f432e364
|
Matthew Grooms
|
function openvpn_port_used($prot, $port) {
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global $config;
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if (is_array($config['openvpn']['openvpn-server']))
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| 146 |
dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-server'] as & $settings)
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f432e364
|
Matthew Grooms
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if ($port == $settings['local_port'] &&
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| 148 |
d9489532
|
Chris Buechler
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$prot == $settings['protocol'] && !isset($settings['disable']))
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f432e364
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Matthew Grooms
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return $settings['vpnid'];
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| 151 |
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if (is_array($config['openvpn']['openvpn-client']))
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dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-client'] as & $settings)
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| 153 |
f432e364
|
Matthew Grooms
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if ($port == $settings['local_port'] &&
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| 154 |
d9489532
|
Chris Buechler
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$prot == $settings['protocol'] && !isset($settings['disable']))
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| 155 |
f432e364
|
Matthew Grooms
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return $settings['vpnid'];
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return 0;
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}
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| 159 |
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| 160 |
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function openvpn_port_next($prot) {
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| 162 |
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$port = 1194;
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while(openvpn_port_used($prot, $port))
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$port++;
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| 166 |
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return $port;
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}
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| 169 |
d799787e
|
Matthew Grooms
|
function openvpn_get_cipherlist() {
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| 170 |
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| 171 |
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$ciphers = array();
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| 172 |
5a7cc1f9
|
Ermal
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$cipher_out = shell_exec('/usr/local/sbin/openvpn --show-ciphers | /usr/bin/grep "default key" | /usr/bin/awk \'{print $1, "(" $2 "-" $3 ")";}\'');
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| 173 |
d799787e
|
Matthew Grooms
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$cipher_lines = explode("\n", trim($cipher_out));
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| 174 |
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sort($cipher_lines);
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foreach ($cipher_lines as $line) {
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| 176 |
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$words = explode(' ', $line);
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| 177 |
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$ciphers[$words[0]] = "{$words[0]} {$words[1]}";
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| 178 |
8be2d6d3
|
Ermal Luçi
|
}
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| 179 |
2635222d
|
jim-p
|
$ciphers["none"] = "None (No Encryption)";
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| 180 |
d799787e
|
Matthew Grooms
|
return $ciphers;
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| 181 |
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}
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| 182 |
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| 183 |
582c58ae
|
jim-p
|
function openvpn_get_engines() {
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| 184 |
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$openssl_engines = array('none' => 'No Hardware Crypto Acceleration');
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| 185 |
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exec("/usr/bin/openssl engine", $openssl_engine_output);
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| 186 |
|
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foreach ($openssl_engine_output as $oeo) {
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| 187 |
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$linematch = array();
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| 188 |
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preg_match("/\((.*)\)\s(.*)/", $oeo, $linematch);
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| 189 |
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if ($linematch[1] != "dynamic")
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| 190 |
|
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$openssl_engines[$linematch[1]] = $linematch[2];
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}
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| 192 |
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return $openssl_engines;
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| 193 |
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}
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| 194 |
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| 195 |
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function openvpn_validate_engine($engine) {
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| 196 |
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$engines = openvpn_get_engines();
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return array_key_exists($engine, $engines);
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| 198 |
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}
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| 199 |
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| 200 |
d799787e
|
Matthew Grooms
|
function openvpn_validate_host($value, $name) {
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| 201 |
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$value = trim($value);
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| 202 |
3e2bd5de
|
Ermal Lu?i
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if (empty($value) || (!is_domain($value) && !is_ipaddr($value)))
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| 203 |
d799787e
|
Matthew Grooms
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return "The field '$name' must contain a valid IP address or domain name.";
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| 204 |
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return false;
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| 205 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 206 |
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| 207 |
|
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function openvpn_validate_port($value, $name) {
|
| 208 |
|
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$value = trim($value);
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| 209 |
3e2bd5de
|
Ermal Lu?i
|
if (empty($value) || !is_numeric($value) || $value < 0 || ($value > 65535))
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| 210 |
8dc3ef67
|
Scott Ullrich
|
return "The field '$name' must contain a valid port, ranging from 0 to 65535.";
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| 211 |
b398bbca
|
Martin Fuchs
|
return false;
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| 212 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 213 |
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| 214 |
|
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function openvpn_validate_cidr($value, $name) {
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| 215 |
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$value = trim($value);
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| 216 |
|
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if (!empty($value)) {
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| 217 |
|
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list($ip, $mask) = explode('/', $value);
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| 218 |
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if (!is_ipaddr($ip) or !is_numeric($mask) or ($mask > 32) or ($mask < 0))
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| 219 |
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return "The field '$name' must contain a valid CIDR range.";
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| 220 |
|
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}
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| 221 |
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return false;
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| 222 |
afb07cf1
|
Scott Ullrich
|
}
|
| 223 |
|
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| 224 |
d799787e
|
Matthew Grooms
|
function openvpn_add_dhcpopts(& $settings, & $conf) {
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| 225 |
afb07cf1
|
Scott Ullrich
|
|
| 226 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['dns_domain']))
|
| 227 |
|
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$conf .= "push \"dhcp-option DOMAIN {$settings['dns_domain']}\"\n";
|
| 228 |
add2e3f7
|
Scott Ullrich
|
|
| 229 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['dns_server1']))
|
| 230 |
|
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$conf .= "push \"dhcp-option DNS {$settings['dns_server1']}\"\n";
|
| 231 |
|
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if (!empty($settings['dns_server2']))
|
| 232 |
|
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$conf .= "push \"dhcp-option DNS {$settings['dns_server2']}\"\n";
|
| 233 |
|
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if (!empty($settings['dns_server3']))
|
| 234 |
|
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$conf .= "push \"dhcp-option DNS {$settings['dns_server3']}\"\n";
|
| 235 |
|
|
if (!empty($settings['dns_server4']))
|
| 236 |
|
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$conf .= "push \"dhcp-option DNS {$settings['dns_server4']}\"\n";
|
| 237 |
f9927473
|
Scott Ullrich
|
|
| 238 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['ntp_server1']))
|
| 239 |
c7f70dbc
|
Chris Buechler
|
$conf .= "push \"dhcp-option NTP {$settings['ntp_server1']}\"\n";
|
| 240 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['ntp_server2']))
|
| 241 |
c7f70dbc
|
Chris Buechler
|
$conf .= "push \"dhcp-option NTP {$settings['ntp_server2']}\"\n";
|
| 242 |
f9927473
|
Scott Ullrich
|
|
| 243 |
d799787e
|
Matthew Grooms
|
if ($settings['netbios_enable']) {
|
| 244 |
add2e3f7
|
Scott Ullrich
|
|
| 245 |
095a95ae
|
Matthew Grooms
|
if (!empty($settings['dhcp_nbttype']) && ($settings['dhcp_nbttype'] != 0))
|
| 246 |
|
|
$conf .= "push \"dhcp-option NBT {$settings['dhcp_nbttype']}\"\n";
|
| 247 |
|
|
if (!empty($settings['dhcp_nbtscope']))
|
| 248 |
d799787e
|
Matthew Grooms
|
$conf .= "push \"dhcp-option NBS {$settings['dhcp_nbtscope']}\"\n";
|
| 249 |
8dc3ef67
|
Scott Ullrich
|
|
| 250 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['wins_server1']))
|
| 251 |
|
|
$conf .= "push \"dhcp-option WINS {$settings['wins_server1']}\"\n";
|
| 252 |
|
|
if (!empty($settings['wins_server2']))
|
| 253 |
|
|
$conf .= "push \"dhcp-option WINS {$settings['wins_server2']}\"\n";
|
| 254 |
add2e3f7
|
Scott Ullrich
|
|
| 255 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['nbdd_server1']))
|
| 256 |
|
|
$conf .= "push \"dhcp-option NBDD {$settings['nbdd_server1']}\"\n";
|
| 257 |
|
|
}
|
| 258 |
8dc3ef67
|
Scott Ullrich
|
|
| 259 |
d799787e
|
Matthew Grooms
|
if ($settings['gwredir'])
|
| 260 |
|
|
$conf .= "push \"redirect-gateway def1\"\n";
|
| 261 |
|
|
}
|
| 262 |
24012690
|
Scott Ullrich
|
|
| 263 |
d799787e
|
Matthew Grooms
|
function openvpn_add_custom(& $settings, & $conf) {
|
| 264 |
add2e3f7
|
Scott Ullrich
|
|
| 265 |
d799787e
|
Matthew Grooms
|
if ($settings['custom_options']) {
|
| 266 |
8dc3ef67
|
Scott Ullrich
|
|
| 267 |
d799787e
|
Matthew Grooms
|
$options = explode(';', $settings['custom_options']);
|
| 268 |
|
|
|
| 269 |
|
|
if (is_array($options)) {
|
| 270 |
|
|
foreach ($options as $option)
|
| 271 |
|
|
$conf .= "$option\n";
|
| 272 |
|
|
} else
|
| 273 |
|
|
$conf .= "{$settings['custom_options']}\n";
|
| 274 |
add2e3f7
|
Scott Ullrich
|
}
|
| 275 |
|
|
}
|
| 276 |
|
|
|
| 277 |
691fbf14
|
Ermal Lu?i
|
function openvpn_add_keyfile(& $data, & $conf, $mode_id, $directive, $opt = "") {
|
| 278 |
d799787e
|
Matthew Grooms
|
global $g;
|
| 279 |
add2e3f7
|
Scott Ullrich
|
|
| 280 |
d799787e
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn/{$mode_id}.{$directive}";
|
| 281 |
|
|
file_put_contents($fpath, base64_decode($data));
|
| 282 |
f9ac3784
|
Ermal Lu?i
|
//chown($fpath, 'nobody');
|
| 283 |
|
|
//chgrp($fpath, 'nobody');
|
| 284 |
6f27412f
|
Ermal Lu?i
|
@chmod($fpath, 0600);
|
| 285 |
d799787e
|
Matthew Grooms
|
|
| 286 |
691fbf14
|
Ermal Lu?i
|
$conf .= "{$directive} {$fpath} {$opt}\n";
|
| 287 |
4eefa6e8
|
Scott Ullrich
|
}
|
| 288 |
|
|
|
| 289 |
fc05822b
|
jim-p
|
function openvpn_reconfigure($mode, $settings) {
|
| 290 |
add2e3f7
|
Scott Ullrich
|
global $g, $config;
|
| 291 |
afb07cf1
|
Scott Ullrich
|
|
| 292 |
93a0a028
|
Ermal Luçi
|
if (empty($settings))
|
| 293 |
|
|
return;
|
| 294 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable']))
|
| 295 |
4eefa6e8
|
Scott Ullrich
|
return;
|
| 296 |
|
|
|
| 297 |
fdd725f0
|
Ermal Luçi
|
/*
|
| 298 |
d799787e
|
Matthew Grooms
|
* NOTE: Deleting tap devices causes spontaneous reboots. Instead,
|
| 299 |
|
|
* we use a vpnid number which is allocated for a particular client
|
| 300 |
|
|
* or server configuration. ( see openvpn_vpnid_next() )
|
| 301 |
fdd725f0
|
Ermal Luçi
|
*/
|
| 302 |
8874c692
|
Ermal Luçi
|
|
| 303 |
d799787e
|
Matthew Grooms
|
$vpnid = $settings['vpnid'];
|
| 304 |
|
|
$mode_id = $mode.$vpnid;
|
| 305 |
8874c692
|
Ermal Luçi
|
|
| 306 |
4936ff53
|
jim-p
|
if (isset($settings['dev_mode']))
|
| 307 |
|
|
$tunname = "{$settings['dev_mode']}{$vpnid}";
|
| 308 |
bd7ca506
|
jim-p
|
else { /* defaults to tun */
|
| 309 |
|
|
$tunname = "tun{$vpnid}";
|
| 310 |
4936ff53
|
jim-p
|
$settings['dev_mode'] = "tun";
|
| 311 |
691fbf14
|
Ermal Lu?i
|
}
|
| 312 |
|
|
|
| 313 |
bd7ca506
|
jim-p
|
if ($mode == "server")
|
| 314 |
|
|
$devname = "ovpns{$vpnid}";
|
| 315 |
|
|
else
|
| 316 |
|
|
$devname = "ovpnc{$vpnid}";
|
| 317 |
8874c692
|
Ermal Luçi
|
|
| 318 |
bd7ca506
|
jim-p
|
/* is our device already configured */
|
| 319 |
|
|
if (mwexec("/sbin/ifconfig {$devname}")) {
|
| 320 |
dc408939
|
Matthew Grooms
|
|
| 321 |
bd7ca506
|
jim-p
|
/* create the tap device if required */
|
| 322 |
|
|
if (!file_exists("/dev/{$tunname}"))
|
| 323 |
|
|
exec("/sbin/ifconfig {$tunname} create");
|
| 324 |
98872d89
|
Ermal Luçi
|
|
| 325 |
bd7ca506
|
jim-p
|
/* rename the device */
|
| 326 |
|
|
mwexec("/sbin/ifconfig {$tunname} name {$devname}");
|
| 327 |
095a95ae
|
Matthew Grooms
|
|
| 328 |
bd7ca506
|
jim-p
|
/* add the device to the openvpn group */
|
| 329 |
|
|
mwexec("/sbin/ifconfig {$devname} group openvpn");
|
| 330 |
dc408939
|
Matthew Grooms
|
}
|
| 331 |
d799787e
|
Matthew Grooms
|
|
| 332 |
dc408939
|
Matthew Grooms
|
$pfile = $g['varrun_path'] . "/openvpn_{$mode_id}.pid";
|
| 333 |
c0cf27aa
|
Scott Ullrich
|
$proto = ($settings['protocol'] == 'UDP' ? 'udp' : "tcp-{$mode}");
|
| 334 |
4936ff53
|
jim-p
|
$dev_mode = $settings['dev_mode'];
|
| 335 |
c0cf27aa
|
Scott Ullrich
|
$cipher = $settings['crypto'];
|
| 336 |
d799787e
|
Matthew Grooms
|
|
| 337 |
|
|
$interface = $settings['interface'];
|
| 338 |
67b0902f
|
pierrepomes
|
$ipaddr = $settings['ipaddr'];
|
| 339 |
d799787e
|
Matthew Grooms
|
|
| 340 |
67b0902f
|
pierrepomes
|
// If a specific ip address (VIP) is requested, use it.
|
| 341 |
|
|
// Otherwise, if a specific interface is requested, use it
|
| 342 |
|
|
// If "any" interface was selected, local directive will be ommited.
|
| 343 |
|
|
if (!empty($ipaddr)) {
|
| 344 |
|
|
$iface_ip=$ipaddr;
|
| 345 |
3d06e8f0
|
pierrepomes
|
} else {
|
| 346 |
67b0902f
|
pierrepomes
|
if ((!empty($interface)) && (strcmp($interface, "any"))) {
|
| 347 |
507af8dd
|
pierrepomes
|
$iface_ip=get_interface_ip($interface);
|
| 348 |
67b0902f
|
pierrepomes
|
}
|
| 349 |
3d06e8f0
|
pierrepomes
|
}
|
| 350 |
d799787e
|
Matthew Grooms
|
|
| 351 |
bd7ca506
|
jim-p
|
$conf = "dev {$devname}\n";
|
| 352 |
4936ff53
|
jim-p
|
$conf .= "dev-type {$settings['dev_mode']}\n";
|
| 353 |
bd7ca506
|
jim-p
|
$conf .= "dev-node /dev/{$tunname}\n";
|
| 354 |
3c11bd3c
|
Matthew Grooms
|
$conf .= "writepid {$pfile}\n";
|
| 355 |
|
|
$conf .= "#user nobody\n";
|
| 356 |
|
|
$conf .= "#group nobody\n";
|
| 357 |
d1014c18
|
Chris Buechler
|
$conf .= "script-security 3\n";
|
| 358 |
3c11bd3c
|
Matthew Grooms
|
$conf .= "daemon\n";
|
| 359 |
|
|
$conf .= "keepalive 10 60\n";
|
| 360 |
|
|
$conf .= "ping-timer-rem\n";
|
| 361 |
|
|
$conf .= "persist-tun\n";
|
| 362 |
|
|
$conf .= "persist-key\n";
|
| 363 |
|
|
$conf .= "proto {$proto}\n";
|
| 364 |
|
|
$conf .= "cipher {$cipher}\n";
|
| 365 |
8d964cea
|
Ermal
|
$conf .= "up /usr/local/sbin/ovpn-linkup\n";
|
| 366 |
|
|
$conf .= "down /usr/local/sbin/ovpn-linkdown\n";
|
| 367 |
3c11bd3c
|
Matthew Grooms
|
|
| 368 |
67b0902f
|
pierrepomes
|
if (!empty($iface_ip)) {
|
| 369 |
48a458d2
|
pierrepomes
|
$conf .= "local {$iface_ip}\n";
|
| 370 |
67b0902f
|
pierrepomes
|
}
|
| 371 |
d799787e
|
Matthew Grooms
|
|
| 372 |
582c58ae
|
jim-p
|
if (openvpn_validate_engine($settings['engine']) && ($settings['engine'] != "none"))
|
| 373 |
|
|
$conf .= "engine {$settings['engine']}\n";
|
| 374 |
|
|
|
| 375 |
67b0902f
|
pierrepomes
|
// server specific settings
|
| 376 |
8dc3ef67
|
Scott Ullrich
|
if ($mode == 'server') {
|
| 377 |
d799787e
|
Matthew Grooms
|
|
| 378 |
5dc6c910
|
jim-p
|
list($ip, $cidr) = explode('/', $settings['tunnel_network']);
|
| 379 |
|
|
$mask = gen_subnet_mask($cidr);
|
| 380 |
8dc3ef67
|
Scott Ullrich
|
|
| 381 |
3c11bd3c
|
Matthew Grooms
|
// configure tls modes
|
| 382 |
|
|
switch($settings['mode']) {
|
| 383 |
|
|
case 'p2p_tls':
|
| 384 |
|
|
case 'server_tls':
|
| 385 |
e62e2f8b
|
Ermal Lu?i
|
case 'server_user':
|
| 386 |
3c11bd3c
|
Matthew Grooms
|
case 'server_tls_user':
|
| 387 |
d799787e
|
Matthew Grooms
|
$conf .= "tls-server\n";
|
| 388 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 389 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 390 |
d799787e
|
Matthew Grooms
|
|
| 391 |
3c11bd3c
|
Matthew Grooms
|
// configure p2p/server modes
|
| 392 |
|
|
switch($settings['mode']) {
|
| 393 |
6c9cf466
|
jim-p
|
case 'p2p_tls':
|
| 394 |
5dc6c910
|
jim-p
|
// If the CIDR is less than a /30, OpenVPN will complain if you try to
|
| 395 |
|
|
// use the server directive. It works for a single client without it.
|
| 396 |
|
|
// See ticket #1417
|
| 397 |
|
|
if ($cidr < 30) {
|
| 398 |
|
|
$conf .= "server {$ip} {$mask}\n";
|
| 399 |
|
|
$conf .= "client-config-dir {$g['varetc_path']}/openvpn-csc\n";
|
| 400 |
|
|
}
|
| 401 |
3c11bd3c
|
Matthew Grooms
|
case 'p2p_shared_key':
|
| 402 |
96033063
|
Erik Fonnesbeck
|
$baselong = ip2long32($ip) & ip2long($mask);
|
| 403 |
|
|
$ip1 = long2ip32($baselong + 1);
|
| 404 |
|
|
$ip2 = long2ip32($baselong + 2);
|
| 405 |
3c11bd3c
|
Matthew Grooms
|
$conf .= "ifconfig $ip1 $ip2\n";
|
| 406 |
|
|
break;
|
| 407 |
|
|
case 'server_tls':
|
| 408 |
|
|
case 'server_user':
|
| 409 |
|
|
case 'server_tls_user':
|
| 410 |
|
|
$conf .= "server {$ip} {$mask}\n";
|
| 411 |
|
|
$conf .= "client-config-dir {$g['varetc_path']}/openvpn-csc\n";
|
| 412 |
|
|
break;
|
| 413 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 414 |
|
|
|
| 415 |
3c11bd3c
|
Matthew Grooms
|
// configure user auth modes
|
| 416 |
|
|
switch($settings['mode']) {
|
| 417 |
|
|
case 'server_user':
|
| 418 |
|
|
$conf .= "client-cert-not-required\n";
|
| 419 |
|
|
case 'server_tls_user':
|
| 420 |
|
|
$conf .= "username-as-common-name\n";
|
| 421 |
8a47c190
|
Ermal Lu?i
|
if (!empty($settings['authmode'])) {
|
| 422 |
|
|
$authcfgs = explode(",", $settings['authmode']);
|
| 423 |
|
|
$sed = "\$authmodes=array(";
|
| 424 |
|
|
$firstsed = 0;
|
| 425 |
|
|
foreach ($authcfgs as $authcfg) {
|
| 426 |
|
|
if ($firstsed > 0)
|
| 427 |
|
|
$sed .= ",";
|
| 428 |
|
|
$firstsed = 1;
|
| 429 |
|
|
$sed .= "\"{$authcfg}\"";
|
| 430 |
|
|
}
|
| 431 |
8901958c
|
jim-p
|
$sed .= ");\\\n";
|
| 432 |
53d41b68
|
Erik Fonnesbeck
|
if ($settings['strictusercn'])
|
| 433 |
befad728
|
Ermal
|
$sed .= "\$strictusercn = true;";
|
| 434 |
1bab0df1
|
jim-p
|
$sed .= " \$modeid = \"{$mode_id}\";";
|
| 435 |
8a47c190
|
Ermal Lu?i
|
mwexec("/bin/cat /etc/inc/openvpn.auth-user.php | /usr/bin/sed 's/\/\/<template>/{$sed}/g' > {$g['varetc_path']}/openvpn/{$mode_id}.php");
|
| 436 |
|
|
mwexec("/bin/chmod a+x {$g['varetc_path']}/openvpn/{$mode_id}.php");
|
| 437 |
|
|
$conf .= "auth-user-pass-verify {$g['varetc_path']}/openvpn/{$mode_id}.php via-env\n";
|
| 438 |
e8a58de4
|
Ermal Lu?i
|
}
|
| 439 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 440 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 441 |
ea9a4cc8
|
jim-p
|
if (!isset($settings['cert_depth']) && (strstr($settings['mode'], 'tls')))
|
| 442 |
|
|
$settings['cert_depth'] = 1;
|
| 443 |
77ed2f4c
|
jim-p
|
if (is_numeric($settings['cert_depth'])) {
|
| 444 |
|
|
$sed = "";
|
| 445 |
|
|
$cert = lookup_cert($settings['certref']);
|
| 446 |
|
|
$servercn = cert_get_cn($cert['crt']);
|
| 447 |
|
|
$sed .= "\$server_cn = \"{$servercn}\";\\\n";
|
| 448 |
|
|
$sed .= "\$allowed_depth = {$settings['cert_depth']};\\\n";
|
| 449 |
|
|
mwexec("/bin/cat /etc/inc/openvpn.tls-verify.php | /usr/bin/sed 's/\/\/<template>/{$sed}/g' > {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php");
|
| 450 |
|
|
mwexec("/bin/chmod a+x {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php");
|
| 451 |
|
|
$conf .= "tls-verify {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php\n";
|
| 452 |
|
|
}
|
| 453 |
8dc3ef67
|
Scott Ullrich
|
|
| 454 |
63084885
|
Matthew Grooms
|
// The local port to listen on
|
| 455 |
d799787e
|
Matthew Grooms
|
$conf .= "lport {$settings['local_port']}\n";
|
| 456 |
c0cf27aa
|
Scott Ullrich
|
|
| 457 |
63084885
|
Matthew Grooms
|
// The management port to listen on
|
| 458 |
71ca2cb2
|
Ermal
|
// Use unix socket to overcome the problem on any type of server
|
| 459 |
|
|
$conf .= "management {$g['varetc_path']}/openvpn/{$mode_id}.sock unix\n";
|
| 460 |
|
|
//$conf .= "management 127.0.0.1 {$settings['local_port']}\n";
|
| 461 |
63084885
|
Matthew Grooms
|
|
| 462 |
3c11bd3c
|
Matthew Grooms
|
if ($settings['maxclients'])
|
| 463 |
d799787e
|
Matthew Grooms
|
$conf .= "max-clients {$settings['maxclients']}\n";
|
| 464 |
|
|
|
| 465 |
3c11bd3c
|
Matthew Grooms
|
// Can we push routes
|
| 466 |
|
|
if ($settings['local_network']) {
|
| 467 |
|
|
list($ip, $mask) = explode('/', $settings['local_network']);
|
| 468 |
|
|
$mask = gen_subnet_mask($mask);
|
| 469 |
|
|
$conf .= "push \"route $ip $mask\"\n";
|
| 470 |
|
|
}
|
| 471 |
|
|
|
| 472 |
|
|
switch($settings['mode']) {
|
| 473 |
|
|
case 'server_tls':
|
| 474 |
|
|
case 'server_user':
|
| 475 |
|
|
case 'server_tls_user':
|
| 476 |
5d8cd81a
|
jim-p
|
// Configure client dhcp options
|
| 477 |
3c11bd3c
|
Matthew Grooms
|
openvpn_add_dhcpopts($settings, $conf);
|
| 478 |
5d8cd81a
|
jim-p
|
if ($settings['client2client'])
|
| 479 |
|
|
$conf .= "client-to-client\n";
|
| 480 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 481 |
|
|
}
|
| 482 |
bca35cff
|
jim-p
|
if (isset($settings['duplicate_cn']))
|
| 483 |
|
|
$conf .= "duplicate-cn\n";
|
| 484 |
d799787e
|
Matthew Grooms
|
}
|
| 485 |
|
|
|
| 486 |
3c11bd3c
|
Matthew Grooms
|
// client specific settings
|
| 487 |
d799787e
|
Matthew Grooms
|
|
| 488 |
3c11bd3c
|
Matthew Grooms
|
if ($mode == 'client') {
|
| 489 |
d799787e
|
Matthew Grooms
|
|
| 490 |
3c11bd3c
|
Matthew Grooms
|
// configure p2p mode
|
| 491 |
|
|
switch($settings['mode']) {
|
| 492 |
|
|
case 'p2p_tls':
|
| 493 |
|
|
$conf .= "tls-client\n";
|
| 494 |
|
|
case 'shared_key':
|
| 495 |
|
|
$conf .= "client\n";
|
| 496 |
|
|
break;
|
| 497 |
|
|
}
|
| 498 |
d799787e
|
Matthew Grooms
|
|
| 499 |
e3924384
|
jim-p
|
// If there is no bind option at all (ip and/or port), add "nobind" directive
|
| 500 |
|
|
// Otherwise, use the local port if defined, failing that, use lport 0 to
|
| 501 |
|
|
// ensure a random source port.
|
| 502 |
|
|
if ((empty($iface_ip)) && (!$settings['local_port']))
|
| 503 |
|
|
$conf .= "nobind\n";
|
| 504 |
|
|
elseif ($settings['local_port'])
|
| 505 |
|
|
$conf .= "lport {$settings['local_port']}\n";
|
| 506 |
|
|
else
|
| 507 |
|
|
$conf .= "lport 0\n";
|
| 508 |
5708241f
|
jim-p
|
|
| 509 |
4b887ef4
|
jim-p
|
// Use unix socket to overcome the problem on any type of server
|
| 510 |
|
|
$conf .= "management {$g['varetc_path']}/openvpn/{$mode_id}.sock unix\n";
|
| 511 |
48a458d2
|
pierrepomes
|
|
| 512 |
3c11bd3c
|
Matthew Grooms
|
// The remote server
|
| 513 |
|
|
$conf .= "remote {$settings['server_addr']} {$settings['server_port']}\n";
|
| 514 |
|
|
|
| 515 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['use_shaper']))
|
| 516 |
|
|
$conf .= "shaper {$settings['use_shaper']}\n";
|
| 517 |
ee506044
|
Scott Ullrich
|
|
| 518 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['tunnel_network'])) {
|
| 519 |
|
|
list($ip, $mask) = explode('/', $settings['tunnel_network']);
|
| 520 |
8dc3ef67
|
Scott Ullrich
|
$mask = gen_subnet_mask($mask);
|
| 521 |
96033063
|
Erik Fonnesbeck
|
$baselong = ip2long32($ip) & ip2long($mask);
|
| 522 |
|
|
$ip1 = long2ip32($baselong + 1);
|
| 523 |
|
|
$ip2 = long2ip32($baselong + 2);
|
| 524 |
d799787e
|
Matthew Grooms
|
$conf .= "ifconfig $ip2 $ip1\n";
|
| 525 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 526 |
d799787e
|
Matthew Grooms
|
|
| 527 |
762a24a3
|
Ermal Lu?i
|
if ($settings['proxy_addr']) {
|
| 528 |
|
|
$conf .= "http-proxy {$settings['proxy_addr']} {$settings['proxy_port']}";
|
| 529 |
|
|
if ($settings['proxy_authtype'] != "none") {
|
| 530 |
|
|
$conf .= " {$g['varetc_path']}/openvpn/{$mode_id}.pas {$settings['proxy_authtype']}";
|
| 531 |
|
|
$proxypas = "{$settings['proxy_user']}\n";
|
| 532 |
|
|
$proxypas .= "{$settings['proxy_passwd']}\n";
|
| 533 |
|
|
file_put_contents("{$g['varetc_path']}/openvpn/{$mode_id}.pas", $proxypas);
|
| 534 |
|
|
}
|
| 535 |
|
|
$conf .= " \n";
|
| 536 |
|
|
}
|
| 537 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 538 |
|
|
|
| 539 |
cec917b5
|
jim-p
|
// Add a remote network route if set, and only for p2p modes.
|
| 540 |
|
|
if ((substr($settings['mode'], 0, 3) == "p2p") && is_subnet($settings['remote_network'])) {
|
| 541 |
8dc3ef67
|
Scott Ullrich
|
list($ip, $mask) = explode('/', $settings['remote_network']);
|
| 542 |
|
|
$mask = gen_subnet_mask($mask);
|
| 543 |
d799787e
|
Matthew Grooms
|
$conf .= "route $ip $mask\n";
|
| 544 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 545 |
afb07cf1
|
Scott Ullrich
|
|
| 546 |
d799787e
|
Matthew Grooms
|
// Write the settings for the keys
|
| 547 |
3c11bd3c
|
Matthew Grooms
|
switch($settings['mode']) {
|
| 548 |
|
|
case 'p2p_shared_key':
|
| 549 |
|
|
openvpn_add_keyfile($settings['shared_key'], $conf, $mode_id, "secret");
|
| 550 |
|
|
break;
|
| 551 |
|
|
case 'p2p_tls':
|
| 552 |
|
|
case 'server_tls':
|
| 553 |
|
|
case 'server_tls_user':
|
| 554 |
e62e2f8b
|
Ermal Lu?i
|
case 'server_user':
|
| 555 |
3c11bd3c
|
Matthew Grooms
|
$ca = lookup_ca($settings['caref']);
|
| 556 |
|
|
openvpn_add_keyfile($ca['crt'], $conf, $mode_id, "ca");
|
| 557 |
|
|
$cert = lookup_cert($settings['certref']);
|
| 558 |
|
|
openvpn_add_keyfile($cert['crt'], $conf, $mode_id, "cert");
|
| 559 |
|
|
openvpn_add_keyfile($cert['prv'], $conf, $mode_id, "key");
|
| 560 |
|
|
if ($mode == 'server')
|
| 561 |
fe787fc7
|
Matthew Grooms
|
$conf .= "dh {$g['etc_path']}/dh-parameters.{$settings['dh_length']}\n";
|
| 562 |
6db02381
|
jim-p
|
if (!empty($settings['crlref'])) {
|
| 563 |
|
|
$crl = lookup_crl($settings['crlref']);
|
| 564 |
2ce206b0
|
jim-p
|
crl_update($crl);
|
| 565 |
6db02381
|
jim-p
|
openvpn_add_keyfile($crl['text'], $conf, $mode_id, "crl-verify");
|
| 566 |
|
|
}
|
| 567 |
db746ce2
|
Ermal Lu?i
|
if ($settings['tls']) {
|
| 568 |
756720e2
|
Pierre POMES
|
if ($mode == "server")
|
| 569 |
db746ce2
|
Ermal Lu?i
|
$tlsopt = 0;
|
| 570 |
|
|
else
|
| 571 |
|
|
$tlsopt = 1;
|
| 572 |
|
|
openvpn_add_keyfile($settings['tls'], $conf, $mode_id, "tls-auth", $tlsopt);
|
| 573 |
|
|
}
|
| 574 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 575 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 576 |
|
|
|
| 577 |
1cb0b40a
|
Matthew Grooms
|
if ($settings['compression'])
|
| 578 |
d799787e
|
Matthew Grooms
|
$conf .= "comp-lzo\n";
|
| 579 |
|
|
|
| 580 |
|
|
if ($settings['passtos'])
|
| 581 |
|
|
$conf .= "passtos\n";
|
| 582 |
|
|
|
| 583 |
|
|
if ($settings['resolve_retry'])
|
| 584 |
|
|
$conf .= "resolv-retry infinite\n";
|
| 585 |
|
|
|
| 586 |
|
|
if ($settings['dynamic_ip']) {
|
| 587 |
|
|
$conf .= "persist-remote-ip\n";
|
| 588 |
|
|
$conf .= "float\n";
|
| 589 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 590 |
afb07cf1
|
Scott Ullrich
|
|
| 591 |
d799787e
|
Matthew Grooms
|
openvpn_add_custom($settings, $conf);
|
| 592 |
|
|
|
| 593 |
|
|
$fpath = $g['varetc_path']."/openvpn/{$mode_id}.conf";
|
| 594 |
|
|
file_put_contents($fpath, $conf);
|
| 595 |
f9ac3784
|
Ermal Lu?i
|
//chown($fpath, 'nobody');
|
| 596 |
|
|
//chgrp($fpath, 'nobody');
|
| 597 |
6f27412f
|
Ermal Lu?i
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.conf", 0600);
|
| 598 |
|
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.key", 0600);
|
| 599 |
|
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.tls-auth", 0600);
|
| 600 |
|
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.conf", 0600);
|
| 601 |
d799787e
|
Matthew Grooms
|
}
|
| 602 |
|
|
|
| 603 |
fc05822b
|
jim-p
|
function openvpn_restart($mode, $settings) {
|
| 604 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 605 |
|
|
|
| 606 |
|
|
$vpnid = $settings['vpnid'];
|
| 607 |
|
|
$mode_id = $mode.$vpnid;
|
| 608 |
|
|
|
| 609 |
76369bfc
|
Matthew Grooms
|
/* kill the process if running */
|
| 610 |
705c8ec9
|
Matthew Grooms
|
$pfile = $g['varrun_path']."/openvpn_{$mode_id}.pid";
|
| 611 |
76369bfc
|
Matthew Grooms
|
if (file_exists($pfile)) {
|
| 612 |
705c8ec9
|
Matthew Grooms
|
|
| 613 |
76369bfc
|
Matthew Grooms
|
/* read the pid file */
|
| 614 |
|
|
$pid = rtrim(file_get_contents($pfile));
|
| 615 |
|
|
unlink($pfile);
|
| 616 |
705c8ec9
|
Matthew Grooms
|
|
| 617 |
76369bfc
|
Matthew Grooms
|
/* send a term signal to the process */
|
| 618 |
|
|
posix_kill($pid, SIGTERM);
|
| 619 |
|
|
|
| 620 |
|
|
/* wait until the process exits */
|
| 621 |
|
|
while(posix_kill($pid, 0))
|
| 622 |
|
|
usleep(250000);
|
| 623 |
|
|
}
|
| 624 |
d799787e
|
Matthew Grooms
|
|
| 625 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable']))
|
| 626 |
d799787e
|
Matthew Grooms
|
return;
|
| 627 |
|
|
|
| 628 |
a4271d12
|
jim-p
|
/* Do not start if we are a CARP backup on this vip! */
|
| 629 |
30274157
|
jim-p
|
if ((substr($settings['interface'], 0, 3) == "vip") && (get_carp_interface_status($settings['interface']) == "BACKUP"))
|
| 630 |
a4271d12
|
jim-p
|
return;
|
| 631 |
|
|
|
| 632 |
705c8ec9
|
Matthew Grooms
|
/* start the new process */
|
| 633 |
d799787e
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn/{$mode_id}.conf";
|
| 634 |
5a7cc1f9
|
Ermal
|
mwexec_bg("/usr/local/sbin/openvpn --config {$fpath}");
|
| 635 |
847cd48d
|
Ermal
|
|
| 636 |
|
|
if (!$g['booting'])
|
| 637 |
|
|
send_event("filter reload");
|
| 638 |
afb07cf1
|
Scott Ullrich
|
}
|
| 639 |
|
|
|
| 640 |
dc408939
|
Matthew Grooms
|
function openvpn_delete($mode, & $settings) {
|
| 641 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 642 |
|
|
|
| 643 |
|
|
$vpnid = $settings['vpnid'];
|
| 644 |
|
|
$mode_id = $mode.$vpnid;
|
| 645 |
|
|
|
| 646 |
095a95ae
|
Matthew Grooms
|
$tunname = "tun{$vpnid}";
|
| 647 |
|
|
if ($mode == "server")
|
| 648 |
|
|
$devname = "ovpns{$vpnid}";
|
| 649 |
|
|
else
|
| 650 |
|
|
$devname = "ovpnc{$vpnid}";
|
| 651 |
dc408939
|
Matthew Grooms
|
|
| 652 |
76369bfc
|
Matthew Grooms
|
/* kill the process if running */
|
| 653 |
dc408939
|
Matthew Grooms
|
$pfile = "{$g['varrun_path']}/openvpn_{$mode_id}.pid";
|
| 654 |
76369bfc
|
Matthew Grooms
|
if (file_exists($pfile)) {
|
| 655 |
dc408939
|
Matthew Grooms
|
|
| 656 |
76369bfc
|
Matthew Grooms
|
/* read the pid file */
|
| 657 |
|
|
$pid = trim(file_get_contents($pfile));
|
| 658 |
|
|
unlink($pfile);
|
| 659 |
|
|
|
| 660 |
|
|
/* send a term signal to the process */
|
| 661 |
|
|
posix_kill($pid, SIGTERM);
|
| 662 |
|
|
}
|
| 663 |
705c8ec9
|
Matthew Grooms
|
|
| 664 |
095a95ae
|
Matthew Grooms
|
/* remove the device from the openvpn group */
|
| 665 |
|
|
mwexec("/sbin/ifconfig {$devname} -group openvpn");
|
| 666 |
|
|
|
| 667 |
dc408939
|
Matthew Grooms
|
/* restore the original adapter name */
|
| 668 |
|
|
mwexec("/sbin/ifconfig {$devname} name {$tunname}");
|
| 669 |
|
|
|
| 670 |
|
|
/* remove the configuration files */
|
| 671 |
|
|
mwexec("/bin/rm {$g['varetc_path']}/openvpn/{$mode_id}.*");
|
| 672 |
d799787e
|
Matthew Grooms
|
}
|
| 673 |
afb07cf1
|
Scott Ullrich
|
|
| 674 |
dc408939
|
Matthew Grooms
|
function openvpn_resync_csc(& $settings) {
|
| 675 |
8dc3ef67
|
Scott Ullrich
|
global $g, $config;
|
| 676 |
|
|
|
| 677 |
ea28182c
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn-csc/".$settings['common_name'];
|
| 678 |
8dc3ef67
|
Scott Ullrich
|
|
| 679 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable'])) {
|
| 680 |
d799787e
|
Matthew Grooms
|
unlink_if_exists($fpath);
|
| 681 |
c876662c
|
Scott Ullrich
|
return;
|
| 682 |
|
|
}
|
| 683 |
d799787e
|
Matthew Grooms
|
|
| 684 |
8dc3ef67
|
Scott Ullrich
|
$conf = '';
|
| 685 |
d799787e
|
Matthew Grooms
|
if ($settings['block'])
|
| 686 |
|
|
$conf .= "disable\n";
|
| 687 |
|
|
|
| 688 |
|
|
if ($settings['push_reset'])
|
| 689 |
|
|
$conf .= "push-reset\n";
|
| 690 |
|
|
|
| 691 |
|
|
if (!empty($settings['tunnel_network'])) {
|
| 692 |
|
|
list($ip, $mask) = explode('/', $settings['tunnel_network']);
|
| 693 |
96033063
|
Erik Fonnesbeck
|
$baselong = ip2long32($ip) & gen_subnet_mask_long($mask);
|
| 694 |
035c5573
|
jim-p
|
$serverip = long2ip32($baselong + 1);
|
| 695 |
|
|
$clientip = long2ip32($baselong + 2);
|
| 696 |
|
|
/* Because this is being pushed, the order from the client's point of view. */
|
| 697 |
|
|
$conf .= "ifconfig-push {$clientip} {$serverip}\n";
|
| 698 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 699 |
6d031071
|
Martin Fuchs
|
|
| 700 |
d799787e
|
Matthew Grooms
|
openvpn_add_dhcpopts($settings, $conf);
|
| 701 |
8dc3ef67
|
Scott Ullrich
|
|
| 702 |
d799787e
|
Matthew Grooms
|
if ($settings['gwredir'])
|
| 703 |
|
|
$conf .= "push \"redirect-gateway def1\"\n";
|
| 704 |
6d031071
|
Martin Fuchs
|
|
| 705 |
d799787e
|
Matthew Grooms
|
openvpn_add_custom($settings, $conf);
|
| 706 |
8dc3ef67
|
Scott Ullrich
|
|
| 707 |
d799787e
|
Matthew Grooms
|
file_put_contents($fpath, $conf);
|
| 708 |
|
|
chown($fpath, 'nobody');
|
| 709 |
|
|
chgrp($fpath, 'nobody');
|
| 710 |
|
|
}
|
| 711 |
8dc3ef67
|
Scott Ullrich
|
|
| 712 |
dc408939
|
Matthew Grooms
|
function openvpn_delete_csc(& $settings) {
|
| 713 |
add2e3f7
|
Scott Ullrich
|
global $g, $config;
|
| 714 |
3c2e5528
|
Scott Ullrich
|
|
| 715 |
ea28182c
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn-csc/".$settings['common_name'];
|
| 716 |
d799787e
|
Matthew Grooms
|
unlink_if_exists($fpath);
|
| 717 |
267ab13f
|
Ermal Luçi
|
}
|
| 718 |
afb07cf1
|
Scott Ullrich
|
|
| 719 |
24012690
|
Scott Ullrich
|
// Resync the configuration and restart the VPN
|
| 720 |
fc05822b
|
jim-p
|
function openvpn_resync($mode, $settings) {
|
| 721 |
dc408939
|
Matthew Grooms
|
openvpn_reconfigure($mode, $settings);
|
| 722 |
|
|
openvpn_restart($mode, $settings);
|
| 723 |
afb07cf1
|
Scott Ullrich
|
}
|
| 724 |
|
|
|
| 725 |
add2e3f7
|
Scott Ullrich
|
// Resync and restart all VPNs
|
| 726 |
c7f60193
|
Ermal
|
function openvpn_resync_all($interface = "") {
|
| 727 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 728 |
267ab13f
|
Ermal Luçi
|
|
| 729 |
3cb54b54
|
Matthew Grooms
|
// delay our setup until the system
|
| 730 |
|
|
// has a chance to init our paths
|
| 731 |
|
|
if (!file_exists($g['varetc_path']."/openvpn") ||
|
| 732 |
|
|
!file_exists($g['varetc_path']."/openvpn-csc"))
|
| 733 |
|
|
return;
|
| 734 |
|
|
|
| 735 |
34bc1324
|
Matthew Grooms
|
if (!is_array($config['openvpn']))
|
| 736 |
|
|
$config['openvpn'] = array();
|
| 737 |
|
|
|
| 738 |
15b414e6
|
Matthew Grooms
|
/*
|
| 739 |
34bc1324
|
Matthew Grooms
|
if (!$config['openvpn']['dh-parameters']) {
|
| 740 |
|
|
echo "Configuring OpenVPN Parameters ...\n";
|
| 741 |
035e4289
|
Matthew Grooms
|
$dh_parameters = openvpn_create_dhparams(1024);
|
| 742 |
34bc1324
|
Matthew Grooms
|
$dh_parameters = base64_encode($dh_parameters);
|
| 743 |
|
|
$config['openvpn']['dh-parameters'] = $dh_parameters;
|
| 744 |
c67dd94e
|
Bill Marquette
|
write_config("OpenVPN DH parameters");
|
| 745 |
34bc1324
|
Matthew Grooms
|
}
|
| 746 |
|
|
|
| 747 |
|
|
$path_ovdh = $g['varetc_path']."/openvpn/dh-parameters";
|
| 748 |
|
|
if (!file_exists($path_ovdh)) {
|
| 749 |
|
|
$dh_parameters = $config['openvpn']['dh-parameters'];
|
| 750 |
|
|
$dh_parameters = base64_decode($dh_parameters);
|
| 751 |
|
|
file_put_contents($path_ovdh, $dh_parameters);
|
| 752 |
|
|
}
|
| 753 |
15b414e6
|
Matthew Grooms
|
*/
|
| 754 |
739c9efd
|
Ermal
|
if ($interface <> "")
|
| 755 |
a82e6d37
|
Chris Buechler
|
log_error("Resyncing OpenVPN instances for interface " . convert_friendly_interface_to_friendly_descr($interface) . ".");
|
| 756 |
739c9efd
|
Ermal
|
else
|
| 757 |
a82e6d37
|
Chris Buechler
|
log_error("Resyncing OpenVPN instances.");
|
| 758 |
34bc1324
|
Matthew Grooms
|
|
| 759 |
c7f60193
|
Ermal
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 760 |
|
|
foreach ($config['openvpn']['openvpn-server'] as & $settings) {
|
| 761 |
739c9efd
|
Ermal
|
if ($interface <> "" && $interface != $settings['interface'])
|
| 762 |
c7f60193
|
Ermal
|
continue;
|
| 763 |
dc408939
|
Matthew Grooms
|
openvpn_resync('server', $settings);
|
| 764 |
c7f60193
|
Ermal
|
}
|
| 765 |
|
|
}
|
| 766 |
5b237745
|
Scott Ullrich
|
|
| 767 |
c7f60193
|
Ermal
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 768 |
|
|
foreach ($config['openvpn']['openvpn-client'] as & $settings) {
|
| 769 |
739c9efd
|
Ermal
|
if ($interface <> "" && $interface != $settings['interface'])
|
| 770 |
c7f60193
|
Ermal
|
continue;
|
| 771 |
dc408939
|
Matthew Grooms
|
openvpn_resync('client', $settings);
|
| 772 |
c7f60193
|
Ermal
|
}
|
| 773 |
|
|
}
|
| 774 |
afb07cf1
|
Scott Ullrich
|
|
| 775 |
d799787e
|
Matthew Grooms
|
if (is_array($config['openvpn']['openvpn-csc']))
|
| 776 |
dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-csc'] as & $settings)
|
| 777 |
|
|
openvpn_resync_csc($settings);
|
| 778 |
afb07cf1
|
Scott Ullrich
|
|
| 779 |
5b237745
|
Scott Ullrich
|
}
|
| 780 |
702a4702
|
Scott Ullrich
|
|
| 781 |
1f2f6024
|
jim-p
|
function openvpn_get_active_servers($type="multipoint") {
|
| 782 |
71ca2cb2
|
Ermal
|
global $config, $g;
|
| 783 |
|
|
|
| 784 |
53663f57
|
jim-p
|
$servers = array();
|
| 785 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 786 |
|
|
foreach ($config['openvpn']['openvpn-server'] as & $settings) {
|
| 787 |
6d013706
|
Ermal
|
if (empty($settings) || isset($settings['disable']))
|
| 788 |
|
|
continue;
|
| 789 |
|
|
|
| 790 |
53663f57
|
jim-p
|
$prot = $settings['protocol'];
|
| 791 |
|
|
$port = $settings['local_port'];
|
| 792 |
|
|
|
| 793 |
|
|
$server = array();
|
| 794 |
f27d726c
|
jim-p
|
$server['port'] = ($settings['local_port']) ? $settings['local_port'] : 1194;
|
| 795 |
41be629f
|
jim-p
|
$server['mode'] = $settings['mode'];
|
| 796 |
53663f57
|
jim-p
|
if ($settings['description'])
|
| 797 |
|
|
$server['name'] = "{$settings['description']} {$prot}:{$port}";
|
| 798 |
|
|
else
|
| 799 |
|
|
$server['name'] = "Server {$prot}:{$port}";
|
| 800 |
|
|
$server['conns'] = array();
|
| 801 |
|
|
|
| 802 |
71ca2cb2
|
Ermal
|
$vpnid = $settings['vpnid'];
|
| 803 |
f27d726c
|
jim-p
|
$mode_id = "server{$vpnid}";
|
| 804 |
71ca2cb2
|
Ermal
|
$server['mgmt'] = $mode_id;
|
| 805 |
f27d726c
|
jim-p
|
$socket = "unix://{$g['varetc_path']}/openvpn/{$mode_id}.sock";
|
| 806 |
1f2f6024
|
jim-p
|
list($tn, $sm) = explode('/', $settings['tunnel_network']);
|
| 807 |
|
|
|
| 808 |
|
|
if ((($server['mode'] == "p2p_shared_key") || ($sm >= 30) ) && ($type == "p2p"))
|
| 809 |
f27d726c
|
jim-p
|
$servers[] = openvpn_get_client_status($server, $socket);
|
| 810 |
1f2f6024
|
jim-p
|
elseif (($server['mode'] != "p2p_shared_key") && ($type == "multipoint") && ($sm < 30))
|
| 811 |
f27d726c
|
jim-p
|
$servers[] = openvpn_get_server_status($server, $socket);
|
| 812 |
1f2f6024
|
jim-p
|
|
| 813 |
f27d726c
|
jim-p
|
}
|
| 814 |
|
|
}
|
| 815 |
|
|
return $servers;
|
| 816 |
|
|
}
|
| 817 |
b0140675
|
Ermal
|
|
| 818 |
f27d726c
|
jim-p
|
function openvpn_get_server_status($server, $socket) {
|
| 819 |
|
|
$errval;
|
| 820 |
|
|
$errstr;
|
| 821 |
|
|
$fp = @stream_socket_client($socket, $errval, $errstr, 1);
|
| 822 |
|
|
if ($fp) {
|
| 823 |
|
|
stream_set_timeout($fp, 1);
|
| 824 |
|
|
|
| 825 |
|
|
/* send our status request */
|
| 826 |
|
|
fputs($fp, "status 2\n");
|
| 827 |
|
|
|
| 828 |
|
|
/* recv all response lines */
|
| 829 |
|
|
while (!feof($fp)) {
|
| 830 |
|
|
|
| 831 |
|
|
/* read the next line */
|
| 832 |
|
|
$line = fgets($fp, 1024);
|
| 833 |
|
|
|
| 834 |
|
|
$info = stream_get_meta_data($fp);
|
| 835 |
|
|
if ($info['timed_out'])
|
| 836 |
|
|
break;
|
| 837 |
|
|
|
| 838 |
|
|
/* parse header list line */
|
| 839 |
|
|
if (strstr($line, "HEADER"))
|
| 840 |
|
|
continue;
|
| 841 |
|
|
|
| 842 |
|
|
/* parse end of output line */
|
| 843 |
|
|
if (strstr($line, "END") || strstr($line, "ERROR"))
|
| 844 |
|
|
break;
|
| 845 |
|
|
|
| 846 |
|
|
/* parse client list line */
|
| 847 |
|
|
if (strstr($line, "CLIENT_LIST")) {
|
| 848 |
|
|
$list = explode(",", $line);
|
| 849 |
53663f57
|
jim-p
|
$conn = array();
|
| 850 |
f27d726c
|
jim-p
|
$conn['common_name'] = $list[1];
|
| 851 |
|
|
$conn['remote_host'] = $list[2];
|
| 852 |
|
|
$conn['virtual_addr'] = $list[3];
|
| 853 |
|
|
$conn['bytes_recv'] = $list[4];
|
| 854 |
|
|
$conn['bytes_sent'] = $list[5];
|
| 855 |
|
|
$conn['connect_time'] = $list[6];
|
| 856 |
53663f57
|
jim-p
|
$server['conns'][] = $conn;
|
| 857 |
|
|
}
|
| 858 |
|
|
}
|
| 859 |
f27d726c
|
jim-p
|
|
| 860 |
|
|
/* cleanup */
|
| 861 |
|
|
fclose($fp);
|
| 862 |
|
|
} else {
|
| 863 |
|
|
$conn = array();
|
| 864 |
|
|
$conn['common_name'] = "[error]";
|
| 865 |
|
|
$conn['remote_host'] = "Management Daemon Unreachable";
|
| 866 |
|
|
$conn['virtual_addr'] = "";
|
| 867 |
|
|
$conn['bytes_recv'] = 0;
|
| 868 |
|
|
$conn['bytes_sent'] = 0;
|
| 869 |
|
|
$conn['connect_time'] = 0;
|
| 870 |
|
|
$server['conns'][] = $conn;
|
| 871 |
53663f57
|
jim-p
|
}
|
| 872 |
f27d726c
|
jim-p
|
return $server;
|
| 873 |
53663f57
|
jim-p
|
}
|
| 874 |
|
|
|
| 875 |
|
|
function openvpn_get_active_clients() {
|
| 876 |
71ca2cb2
|
Ermal
|
global $config, $g;
|
| 877 |
|
|
|
| 878 |
53663f57
|
jim-p
|
$clients = array();
|
| 879 |
|
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 880 |
|
|
foreach ($config['openvpn']['openvpn-client'] as & $settings) {
|
| 881 |
|
|
|
| 882 |
6d013706
|
Ermal
|
if (empty($settings) || isset($settings['disable']))
|
| 883 |
|
|
continue;
|
| 884 |
|
|
|
| 885 |
53663f57
|
jim-p
|
$prot = $settings['protocol'];
|
| 886 |
f27d726c
|
jim-p
|
$port = ($settings['local_port']) ? ":{$settings['local_port']}" : "";
|
| 887 |
53663f57
|
jim-p
|
|
| 888 |
|
|
$client = array();
|
| 889 |
|
|
$client['port'] = $settings['local_port'];
|
| 890 |
|
|
if ($settings['description'])
|
| 891 |
f27d726c
|
jim-p
|
$client['name'] = "{$settings['description']} {$prot}{$port}";
|
| 892 |
53663f57
|
jim-p
|
else
|
| 893 |
f27d726c
|
jim-p
|
$client['name'] = "Client {$prot}{$port}";
|
| 894 |
53663f57
|
jim-p
|
|
| 895 |
71ca2cb2
|
Ermal
|
$vpnid = $settings['vpnid'];
|
| 896 |
f27d726c
|
jim-p
|
$mode_id = "client{$vpnid}";
|
| 897 |
71ca2cb2
|
Ermal
|
$client['mgmt'] = $mode_id;
|
| 898 |
f27d726c
|
jim-p
|
$socket = "unix://{$g['varetc_path']}/openvpn/{$mode_id}.sock";
|
| 899 |
53663f57
|
jim-p
|
$client['status']="down";
|
| 900 |
f27d726c
|
jim-p
|
|
| 901 |
|
|
$clients[] = openvpn_get_client_status($client, $socket);
|
| 902 |
|
|
}
|
| 903 |
|
|
}
|
| 904 |
|
|
return $clients;
|
| 905 |
|
|
}
|
| 906 |
|
|
|
| 907 |
|
|
function openvpn_get_client_status($client, $socket) {
|
| 908 |
|
|
$errval;
|
| 909 |
|
|
$errstr;
|
| 910 |
|
|
$fp = @stream_socket_client($socket, $errval, $errstr, 1);
|
| 911 |
|
|
if ($fp) {
|
| 912 |
|
|
stream_set_timeout($fp, 1);
|
| 913 |
|
|
/* send our status request */
|
| 914 |
|
|
fputs($fp, "state 1\n");
|
| 915 |
|
|
|
| 916 |
|
|
/* recv all response lines */
|
| 917 |
|
|
while (!feof($fp)) {
|
| 918 |
|
|
/* read the next line */
|
| 919 |
|
|
$line = fgets($fp, 1024);
|
| 920 |
|
|
|
| 921 |
|
|
$info = stream_get_meta_data($fp);
|
| 922 |
|
|
if ($info['timed_out'])
|
| 923 |
|
|
break;
|
| 924 |
|
|
|
| 925 |
|
|
/* Get the client state */
|
| 926 |
|
|
if (strstr($line,"CONNECTED")) {
|
| 927 |
|
|
$client['status']="up";
|
| 928 |
|
|
$list = explode(",", $line);
|
| 929 |
|
|
|
| 930 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 931 |
|
|
$client['virtual_addr'] = $list[3];
|
| 932 |
|
|
$client['remote_host'] = $list[4];
|
| 933 |
|
|
}
|
| 934 |
1f2f6024
|
jim-p
|
if (strstr($line,"CONNECTING")) {
|
| 935 |
|
|
$client['status']="connecting";
|
| 936 |
|
|
}
|
| 937 |
|
|
if (strstr($line,"ASSIGN_IP")) {
|
| 938 |
|
|
$client['status']="waiting";
|
| 939 |
|
|
$list = explode(",", $line);
|
| 940 |
|
|
|
| 941 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 942 |
|
|
$client['virtual_addr'] = $list[3];
|
| 943 |
|
|
}
|
| 944 |
|
|
if (strstr($line,"RECONNECTING")) {
|
| 945 |
|
|
$client['status']="reconnecting";
|
| 946 |
|
|
$list = explode(",", $line);
|
| 947 |
|
|
|
| 948 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 949 |
|
|
$client['status'] .= "; " . $list[2];
|
| 950 |
|
|
}
|
| 951 |
f27d726c
|
jim-p
|
/* parse end of output line */
|
| 952 |
|
|
if (strstr($line, "END") || strstr($line, "ERROR"))
|
| 953 |
|
|
break;
|
| 954 |
|
|
}
|
| 955 |
|
|
|
| 956 |
|
|
/* If up, get read/write stats */
|
| 957 |
|
|
if (strcmp($client['status'], "up") == 0) {
|
| 958 |
|
|
fputs($fp, "status 2\n");
|
| 959 |
|
|
/* recv all response lines */
|
| 960 |
|
|
while (!feof($fp)) {
|
| 961 |
|
|
/* read the next line */
|
| 962 |
|
|
$line = fgets($fp, 1024);
|
| 963 |
|
|
|
| 964 |
|
|
$info = stream_get_meta_data($fp);
|
| 965 |
|
|
if ($info['timed_out'])
|
| 966 |
|
|
break;
|
| 967 |
|
|
|
| 968 |
|
|
if (strstr($line,"TCP/UDP read bytes")) {
|
| 969 |
|
|
$list = explode(",", $line);
|
| 970 |
|
|
$client['bytes_recv'] = $list[1];
|
| 971 |
53663f57
|
jim-p
|
}
|
| 972 |
f27d726c
|
jim-p
|
|
| 973 |
|
|
if (strstr($line,"TCP/UDP write bytes")) {
|
| 974 |
|
|
$list = explode(",", $line);
|
| 975 |
|
|
$client['bytes_sent'] = $list[1];
|
| 976 |
53663f57
|
jim-p
|
}
|
| 977 |
f27d726c
|
jim-p
|
|
| 978 |
|
|
/* parse end of output line */
|
| 979 |
|
|
if (strstr($line, "END"))
|
| 980 |
|
|
break;
|
| 981 |
53663f57
|
jim-p
|
}
|
| 982 |
|
|
}
|
| 983 |
f27d726c
|
jim-p
|
|
| 984 |
|
|
fclose($fp);
|
| 985 |
|
|
|
| 986 |
|
|
} else {
|
| 987 |
|
|
$DisplayNote=true;
|
| 988 |
|
|
$client['remote_host'] = "No Management Daemon";
|
| 989 |
|
|
$client['virtual_addr'] = "See Note Below";
|
| 990 |
|
|
$client['bytes_recv'] = 0;
|
| 991 |
|
|
$client['bytes_sent'] = 0;
|
| 992 |
|
|
$client['connect_time'] = 0;
|
| 993 |
53663f57
|
jim-p
|
}
|
| 994 |
f27d726c
|
jim-p
|
return $client;
|
| 995 |
53663f57
|
jim-p
|
}
|
| 996 |
8e022a76
|
jim-p
|
|
| 997 |
|
|
function openvpn_refresh_crls() {
|
| 998 |
|
|
global $g, $config;
|
| 999 |
|
|
|
| 1000 |
|
|
if (!file_exists($g['varetc_path']."/openvpn"))
|
| 1001 |
|
|
return;
|
| 1002 |
|
|
|
| 1003 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 1004 |
|
|
foreach ($config['openvpn']['openvpn-server'] as $settings) {
|
| 1005 |
|
|
if (empty($settings))
|
| 1006 |
|
|
continue;
|
| 1007 |
|
|
if (isset($settings['disable']))
|
| 1008 |
|
|
continue;
|
| 1009 |
|
|
// Write the settings for the keys
|
| 1010 |
|
|
switch($settings['mode']) {
|
| 1011 |
|
|
case 'p2p_tls':
|
| 1012 |
|
|
case 'server_tls':
|
| 1013 |
|
|
case 'server_tls_user':
|
| 1014 |
|
|
case 'server_user':
|
| 1015 |
|
|
if (!empty($settings['crlref'])) {
|
| 1016 |
|
|
$crl = lookup_crl($settings['crlref']);
|
| 1017 |
728003c8
|
jim-p
|
crl_update($crl);
|
| 1018 |
8e022a76
|
jim-p
|
$fpath = $g['varetc_path']."/openvpn/server{$settings['vpnid']}.crl-verify";
|
| 1019 |
|
|
file_put_contents($fpath, base64_decode($crl['text']));
|
| 1020 |
|
|
@chmod($fpath, 0644);
|
| 1021 |
|
|
}
|
| 1022 |
|
|
break;
|
| 1023 |
|
|
}
|
| 1024 |
|
|
}
|
| 1025 |
|
|
}
|
| 1026 |
|
|
}
|
| 1027 |
|
|
|
| 1028 |
4d0c032c
|
Ermal
|
?>
|