| 1 |
5b237745
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Scott Ullrich
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<?php
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| 2 |
b1ad443d
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Scott Ullrich
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/*
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| 3 |
9a6d6728
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Ermal
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openvpn.inc part of pfSense
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| 4 |
33ab8aa5
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Scott Ullrich
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| 5 |
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Copyright (C) 2008 Scott Ullrich <sullrich@gmail.com>
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All rights reserved.
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| 8 |
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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| 11 |
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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| 14 |
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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| 39 |
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POSSIBILITY OF SUCH DAMAGE.
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| 40 |
523855b0
|
Scott Ullrich
|
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| 41 |
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DISABLE_PHP_LINT_CHECKING
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| 42 |
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| 43 |
dae707f5
|
jim-p
|
pfSense_BUILDER_BINARIES: /usr/local/sbin/openvpn /usr/local/bin/openssl /sbin/ifconfig
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| 44 |
523855b0
|
Scott Ullrich
|
pfSense_MODULE: openvpn
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| 45 |
b1ad443d
|
Scott Ullrich
|
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| 46 |
523855b0
|
Scott Ullrich
|
*/
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| 47 |
8dc3ef67
|
Scott Ullrich
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require_once('config.inc');
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| 48 |
32a7a1f6
|
Ermal Lu?i
|
require_once("certs.inc");
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| 49 |
36df0acc
|
Scott Ullrich
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require_once('pfsense-utils.inc');
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| 50 |
c61e4626
|
Ermal Lu?i
|
require_once("auth.inc");
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| 51 |
8dc3ef67
|
Scott Ullrich
|
|
| 52 |
6714bbdc
|
jim-p
|
$openvpn_prots = array("UDP", "UDP6", "TCP", "TCP6");
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| 53 |
702a4702
|
Scott Ullrich
|
|
| 54 |
691fbf14
|
Ermal Lu?i
|
$openvpn_dev_mode = array("tun", "tap");
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| 55 |
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| 56 |
3c11bd3c
|
Matthew Grooms
|
/*
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| 57 |
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* The User Auth mode below is disabled because
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| 58 |
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* OpenVPN erroneously requires that we provide
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| 59 |
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* a CA configuration parameter. In this mode,
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| 60 |
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* clients don't send a certificate so there is
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| 61 |
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* no need for a CA. If we require that admins
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| 62 |
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* provide one in the pfSense UI due to a bogus
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| 63 |
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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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| 67 |
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*/
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| 68 |
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| 69 |
fe787fc7
|
Matthew Grooms
|
$openvpn_dh_lengths = array(
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| 70 |
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1024, 2048, 4096 );
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| 71 |
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| 72 |
98963f27
|
jim-p
|
$openvpn_cert_depths = array(
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| 73 |
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1 => "One (Client+Server)",
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| 74 |
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2 => "Two (Client+Intermediate+Server)",
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3 => "Three (Client+2xIntermediate+Server)",
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4 => "Four (Client+3xIntermediate+Server)",
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5 => "Five (Client+4xIntermediate+Server)"
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);
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| 79 |
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| 80 |
3c11bd3c
|
Matthew Grooms
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$openvpn_server_modes = array(
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| 81 |
4aa02281
|
Carlos Eduardo Ramos
|
'p2p_tls' => gettext("Peer to Peer ( SSL/TLS )"),
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| 82 |
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'p2p_shared_key' => gettext("Peer to Peer ( Shared Key )"),
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| 83 |
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'server_tls' => gettext("Remote Access ( SSL/TLS )"),
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'server_user' => gettext("Remote Access ( User Auth )"),
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| 85 |
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'server_tls_user' => gettext("Remote Access ( SSL/TLS + User Auth )"));
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| 86 |
3c11bd3c
|
Matthew Grooms
|
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| 87 |
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$openvpn_client_modes = array(
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| 88 |
4aa02281
|
Carlos Eduardo Ramos
|
'p2p_tls' => gettext("Peer to Peer ( SSL/TLS )"),
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| 89 |
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'p2p_shared_key' => gettext("Peer to Peer ( Shared Key )") );
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| 90 |
3c11bd3c
|
Matthew Grooms
|
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| 91 |
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function openvpn_create_key() {
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| 92 |
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$fp = popen("/usr/local/sbin/openvpn --genkey --secret /dev/stdout 2>/dev/null", "r");
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if (!$fp)
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return false;
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| 96 |
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$rslt = stream_get_contents($fp);
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pclose($fp);
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| 100 |
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return $rslt;
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| 101 |
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}
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| 102 |
d799787e
|
Matthew Grooms
|
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| 103 |
8411b218
|
Matthew Grooms
|
function openvpn_create_dhparams($bits) {
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| 104 |
34bc1324
|
Matthew Grooms
|
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| 105 |
dae707f5
|
jim-p
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$fp = popen("/usr/local/bin/openssl dhparam {$bits} 2>/dev/null", "r");
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| 106 |
34bc1324
|
Matthew Grooms
|
if (!$fp)
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| 107 |
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return false;
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| 108 |
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| 109 |
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$rslt = stream_get_contents($fp);
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| 110 |
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pclose($fp);
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| 111 |
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| 112 |
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return $rslt;
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| 113 |
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}
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| 114 |
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| 115 |
d799787e
|
Matthew Grooms
|
function openvpn_vpnid_used($vpnid) {
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| 116 |
8be2d6d3
|
Ermal Luçi
|
global $config;
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| 117 |
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| 118 |
d799787e
|
Matthew Grooms
|
if (is_array($config['openvpn']['openvpn-server']))
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| 119 |
dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-server'] as & $settings)
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| 120 |
f432e364
|
Matthew Grooms
|
if ($vpnid == $settings['vpnid'])
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| 121 |
d799787e
|
Matthew Grooms
|
return true;
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| 122 |
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| 123 |
|
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if (is_array($config['openvpn']['openvpn-client']))
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| 124 |
dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-client'] as & $settings)
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| 125 |
f432e364
|
Matthew Grooms
|
if ($vpnid == $settings['vpnid'])
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| 126 |
d799787e
|
Matthew Grooms
|
return true;
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| 127 |
04a6e900
|
Ermal Luçi
|
|
| 128 |
d799787e
|
Matthew Grooms
|
return false;
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| 129 |
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}
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| 130 |
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| 131 |
|
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function openvpn_vpnid_next() {
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| 132 |
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| 133 |
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$vpnid = 1;
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| 134 |
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while(openvpn_vpnid_used($vpnid))
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| 135 |
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$vpnid++;
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| 136 |
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| 137 |
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return $vpnid;
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| 138 |
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}
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| 139 |
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| 140 |
49b76122
|
Renato Botelho
|
function openvpn_port_used($prot, $interface, $port, $curvpnid = 0) {
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| 141 |
f432e364
|
Matthew Grooms
|
global $config;
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| 142 |
|
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| 143 |
49b76122
|
Renato Botelho
|
if (is_array($config['openvpn']['openvpn-server'])) {
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| 144 |
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foreach ($config['openvpn']['openvpn-server'] as & $settings) {
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| 145 |
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if (isset($settings['disable']))
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| 146 |
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continue;
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| 147 |
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| 148 |
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if ($curvpnid != 0 && $curvpnid == $settings['vpnid'])
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| 149 |
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continue;
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| 150 |
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| 151 |
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if ($port == $settings['local_port'] && $prot == $settings['protocol'] &&
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| 152 |
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($interface == $settings['interface'] || $interface == "any" || $settings['interface'] == "any"))
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| 153 |
f432e364
|
Matthew Grooms
|
return $settings['vpnid'];
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| 154 |
49b76122
|
Renato Botelho
|
}
|
| 155 |
|
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}
|
| 156 |
f432e364
|
Matthew Grooms
|
|
| 157 |
49b76122
|
Renato Botelho
|
if (is_array($config['openvpn']['openvpn-client'])) {
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| 158 |
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foreach ($config['openvpn']['openvpn-client'] as & $settings) {
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| 159 |
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if (isset($settings['disable']))
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| 160 |
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continue;
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| 161 |
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| 162 |
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if ($curvpnid != 0 && $curvpnid == $settings['vpnid'])
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| 163 |
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continue;
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| 164 |
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| 165 |
|
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if ($port == $settings['local_port'] && $prot == $settings['protocol'] &&
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| 166 |
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($interface == $settings['interface'] || $interface == "any" || $settings['interface'] == "any"))
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| 167 |
f432e364
|
Matthew Grooms
|
return $settings['vpnid'];
|
| 168 |
49b76122
|
Renato Botelho
|
}
|
| 169 |
|
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}
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| 170 |
f432e364
|
Matthew Grooms
|
|
| 171 |
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return 0;
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| 172 |
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}
|
| 173 |
|
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| 174 |
49b76122
|
Renato Botelho
|
function openvpn_port_next($prot, $interface = "wan") {
|
| 175 |
f432e364
|
Matthew Grooms
|
|
| 176 |
|
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$port = 1194;
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| 177 |
49b76122
|
Renato Botelho
|
while(openvpn_port_used($prot, $interface, $port))
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| 178 |
|
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$port++;
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| 179 |
|
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while(openvpn_port_used($prot, "any", $port))
|
| 180 |
f432e364
|
Matthew Grooms
|
$port++;
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| 181 |
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|
| 182 |
|
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return $port;
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| 183 |
|
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}
|
| 184 |
|
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| 185 |
d799787e
|
Matthew Grooms
|
function openvpn_get_cipherlist() {
|
| 186 |
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| 187 |
|
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$ciphers = array();
|
| 188 |
5a7cc1f9
|
Ermal
|
$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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| 189 |
d799787e
|
Matthew Grooms
|
$cipher_lines = explode("\n", trim($cipher_out));
|
| 190 |
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sort($cipher_lines);
|
| 191 |
|
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foreach ($cipher_lines as $line) {
|
| 192 |
|
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$words = explode(' ', $line);
|
| 193 |
|
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$ciphers[$words[0]] = "{$words[0]} {$words[1]}";
|
| 194 |
8be2d6d3
|
Ermal Luçi
|
}
|
| 195 |
4aa02281
|
Carlos Eduardo Ramos
|
$ciphers["none"] = gettext("None (No Encryption)");
|
| 196 |
d799787e
|
Matthew Grooms
|
return $ciphers;
|
| 197 |
|
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}
|
| 198 |
|
|
|
| 199 |
582c58ae
|
jim-p
|
function openvpn_get_engines() {
|
| 200 |
|
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$openssl_engines = array('none' => 'No Hardware Crypto Acceleration');
|
| 201 |
349bf358
|
jim-p
|
exec("/usr/local/bin/openssl engine -t -c", $openssl_engine_output);
|
| 202 |
|
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$openssl_engine_output = implode("\n", $openssl_engine_output);
|
| 203 |
|
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$openssl_engine_output = preg_replace("/\\n\\s+/", "|", $openssl_engine_output);
|
| 204 |
|
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$openssl_engine_output = explode("\n", $openssl_engine_output);
|
| 205 |
|
|
|
| 206 |
582c58ae
|
jim-p
|
foreach ($openssl_engine_output as $oeo) {
|
| 207 |
349bf358
|
jim-p
|
$keep = true;
|
| 208 |
|
|
$details = explode("|", $oeo);
|
| 209 |
|
|
$engine = array_shift($details);
|
| 210 |
582c58ae
|
jim-p
|
$linematch = array();
|
| 211 |
349bf358
|
jim-p
|
preg_match("/\((.*)\)\s(.*)/", $engine, $linematch);
|
| 212 |
|
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foreach ($details as $dt) {
|
| 213 |
|
|
if (strpos($dt, "unavailable") !== FALSE)
|
| 214 |
|
|
$keep = false;
|
| 215 |
|
|
if (strpos($dt, "available") !== FALSE)
|
| 216 |
|
|
continue;
|
| 217 |
|
|
if (strpos($dt, "[") !== FALSE)
|
| 218 |
|
|
$ciphers = trim($dt, "[]");
|
| 219 |
|
|
}
|
| 220 |
|
|
if (!empty($ciphers))
|
| 221 |
|
|
$ciphers = " - " . $ciphers;
|
| 222 |
|
|
if (strlen($ciphers) > 60)
|
| 223 |
|
|
$ciphers = substr($ciphers, 0, 60) . " ... ";
|
| 224 |
|
|
if ($keep)
|
| 225 |
|
|
$openssl_engines[$linematch[1]] = $linematch[2] . $ciphers;
|
| 226 |
582c58ae
|
jim-p
|
}
|
| 227 |
|
|
return $openssl_engines;
|
| 228 |
|
|
}
|
| 229 |
|
|
|
| 230 |
|
|
function openvpn_validate_engine($engine) {
|
| 231 |
|
|
$engines = openvpn_get_engines();
|
| 232 |
|
|
return array_key_exists($engine, $engines);
|
| 233 |
|
|
}
|
| 234 |
|
|
|
| 235 |
d799787e
|
Matthew Grooms
|
function openvpn_validate_host($value, $name) {
|
| 236 |
|
|
$value = trim($value);
|
| 237 |
3e2bd5de
|
Ermal Lu?i
|
if (empty($value) || (!is_domain($value) && !is_ipaddr($value)))
|
| 238 |
4aa02281
|
Carlos Eduardo Ramos
|
return sprintf(gettext("The field '%s' must contain a valid IP address or domain name."), $name);
|
| 239 |
d799787e
|
Matthew Grooms
|
return false;
|
| 240 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 241 |
|
|
|
| 242 |
|
|
function openvpn_validate_port($value, $name) {
|
| 243 |
|
|
$value = trim($value);
|
| 244 |
3e2bd5de
|
Ermal Lu?i
|
if (empty($value) || !is_numeric($value) || $value < 0 || ($value > 65535))
|
| 245 |
4aa02281
|
Carlos Eduardo Ramos
|
return sprintf(gettext("The field '%s' must contain a valid port, ranging from 0 to 65535."), $name);
|
| 246 |
b398bbca
|
Martin Fuchs
|
return false;
|
| 247 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 248 |
|
|
|
| 249 |
a28d40cb
|
jim-p
|
function openvpn_validate_cidr($value, $name, $multiple = false, $ipproto = "ipv4") {
|
| 250 |
|
|
$value = trim($value);
|
| 251 |
|
|
$error = false;
|
| 252 |
|
|
if (empty($value))
|
| 253 |
|
|
return false;
|
| 254 |
|
|
$networks = explode(',', $value);
|
| 255 |
|
|
|
| 256 |
|
|
if (!$multiple && (count($networks) > 1))
|
| 257 |
|
|
return sprintf(gettext("The field '%s' must contain a single valid %s CIDR range."), $name, $ipproto);
|
| 258 |
|
|
|
| 259 |
|
|
foreach ($networks as $network) {
|
| 260 |
|
|
if ($ipproto == "ipv4")
|
| 261 |
|
|
$error = !openvpn_validate_cidr_ipv4($network);
|
| 262 |
|
|
else
|
| 263 |
|
|
$error = !openvpn_validate_cidr_ipv6($network);
|
| 264 |
|
|
if ($error)
|
| 265 |
|
|
break;
|
| 266 |
|
|
}
|
| 267 |
|
|
|
| 268 |
|
|
if ($error)
|
| 269 |
|
|
return sprintf(gettext("The field '%s' must contain only valid %s CIDR range(s) separated by commas."), $name, $ipproto);
|
| 270 |
|
|
else
|
| 271 |
|
|
return false;
|
| 272 |
|
|
}
|
| 273 |
|
|
|
| 274 |
|
|
function openvpn_validate_cidr_ipv4($value) {
|
| 275 |
8dc3ef67
|
Scott Ullrich
|
$value = trim($value);
|
| 276 |
|
|
if (!empty($value)) {
|
| 277 |
|
|
list($ip, $mask) = explode('/', $value);
|
| 278 |
a28d40cb
|
jim-p
|
if (!is_ipaddrv4($ip) or !is_numeric($mask) or ($mask > 32) or ($mask < 0))
|
| 279 |
|
|
return false;
|
| 280 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 281 |
a28d40cb
|
jim-p
|
return true;
|
| 282 |
|
|
}
|
| 283 |
|
|
|
| 284 |
|
|
function openvpn_validate_cidr_ipv6($value) {
|
| 285 |
|
|
$value = trim($value);
|
| 286 |
|
|
if (!empty($value)) {
|
| 287 |
|
|
list($ipv6, $prefix) = explode('/', $value);
|
| 288 |
|
|
if (empty($prefix))
|
| 289 |
|
|
$prefix = "128";
|
| 290 |
|
|
if (!is_ipaddrv6($ipv6) or !is_numeric($prefix) or ($prefix > 128) or ($prefix < 0))
|
| 291 |
|
|
return false;
|
| 292 |
|
|
}
|
| 293 |
|
|
return true;
|
| 294 |
afb07cf1
|
Scott Ullrich
|
}
|
| 295 |
|
|
|
| 296 |
d799787e
|
Matthew Grooms
|
function openvpn_add_dhcpopts(& $settings, & $conf) {
|
| 297 |
afb07cf1
|
Scott Ullrich
|
|
| 298 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['dns_domain']))
|
| 299 |
|
|
$conf .= "push \"dhcp-option DOMAIN {$settings['dns_domain']}\"\n";
|
| 300 |
add2e3f7
|
Scott Ullrich
|
|
| 301 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['dns_server1']))
|
| 302 |
|
|
$conf .= "push \"dhcp-option DNS {$settings['dns_server1']}\"\n";
|
| 303 |
|
|
if (!empty($settings['dns_server2']))
|
| 304 |
|
|
$conf .= "push \"dhcp-option DNS {$settings['dns_server2']}\"\n";
|
| 305 |
|
|
if (!empty($settings['dns_server3']))
|
| 306 |
|
|
$conf .= "push \"dhcp-option DNS {$settings['dns_server3']}\"\n";
|
| 307 |
|
|
if (!empty($settings['dns_server4']))
|
| 308 |
|
|
$conf .= "push \"dhcp-option DNS {$settings['dns_server4']}\"\n";
|
| 309 |
f9927473
|
Scott Ullrich
|
|
| 310 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['ntp_server1']))
|
| 311 |
c7f70dbc
|
Chris Buechler
|
$conf .= "push \"dhcp-option NTP {$settings['ntp_server1']}\"\n";
|
| 312 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['ntp_server2']))
|
| 313 |
c7f70dbc
|
Chris Buechler
|
$conf .= "push \"dhcp-option NTP {$settings['ntp_server2']}\"\n";
|
| 314 |
f9927473
|
Scott Ullrich
|
|
| 315 |
d799787e
|
Matthew Grooms
|
if ($settings['netbios_enable']) {
|
| 316 |
add2e3f7
|
Scott Ullrich
|
|
| 317 |
095a95ae
|
Matthew Grooms
|
if (!empty($settings['dhcp_nbttype']) && ($settings['dhcp_nbttype'] != 0))
|
| 318 |
|
|
$conf .= "push \"dhcp-option NBT {$settings['dhcp_nbttype']}\"\n";
|
| 319 |
|
|
if (!empty($settings['dhcp_nbtscope']))
|
| 320 |
d799787e
|
Matthew Grooms
|
$conf .= "push \"dhcp-option NBS {$settings['dhcp_nbtscope']}\"\n";
|
| 321 |
8dc3ef67
|
Scott Ullrich
|
|
| 322 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['wins_server1']))
|
| 323 |
|
|
$conf .= "push \"dhcp-option WINS {$settings['wins_server1']}\"\n";
|
| 324 |
|
|
if (!empty($settings['wins_server2']))
|
| 325 |
|
|
$conf .= "push \"dhcp-option WINS {$settings['wins_server2']}\"\n";
|
| 326 |
add2e3f7
|
Scott Ullrich
|
|
| 327 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['nbdd_server1']))
|
| 328 |
|
|
$conf .= "push \"dhcp-option NBDD {$settings['nbdd_server1']}\"\n";
|
| 329 |
|
|
}
|
| 330 |
8dc3ef67
|
Scott Ullrich
|
|
| 331 |
d799787e
|
Matthew Grooms
|
if ($settings['gwredir'])
|
| 332 |
|
|
$conf .= "push \"redirect-gateway def1\"\n";
|
| 333 |
|
|
}
|
| 334 |
24012690
|
Scott Ullrich
|
|
| 335 |
d799787e
|
Matthew Grooms
|
function openvpn_add_custom(& $settings, & $conf) {
|
| 336 |
add2e3f7
|
Scott Ullrich
|
|
| 337 |
d799787e
|
Matthew Grooms
|
if ($settings['custom_options']) {
|
| 338 |
8dc3ef67
|
Scott Ullrich
|
|
| 339 |
d799787e
|
Matthew Grooms
|
$options = explode(';', $settings['custom_options']);
|
| 340 |
|
|
|
| 341 |
|
|
if (is_array($options)) {
|
| 342 |
|
|
foreach ($options as $option)
|
| 343 |
|
|
$conf .= "$option\n";
|
| 344 |
|
|
} else
|
| 345 |
|
|
$conf .= "{$settings['custom_options']}\n";
|
| 346 |
add2e3f7
|
Scott Ullrich
|
}
|
| 347 |
|
|
}
|
| 348 |
|
|
|
| 349 |
691fbf14
|
Ermal Lu?i
|
function openvpn_add_keyfile(& $data, & $conf, $mode_id, $directive, $opt = "") {
|
| 350 |
d799787e
|
Matthew Grooms
|
global $g;
|
| 351 |
add2e3f7
|
Scott Ullrich
|
|
| 352 |
d799787e
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn/{$mode_id}.{$directive}";
|
| 353 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 354 |
d799787e
|
Matthew Grooms
|
file_put_contents($fpath, base64_decode($data));
|
| 355 |
f9ac3784
|
Ermal Lu?i
|
//chown($fpath, 'nobody');
|
| 356 |
|
|
//chgrp($fpath, 'nobody');
|
| 357 |
6f27412f
|
Ermal Lu?i
|
@chmod($fpath, 0600);
|
| 358 |
d799787e
|
Matthew Grooms
|
|
| 359 |
691fbf14
|
Ermal Lu?i
|
$conf .= "{$directive} {$fpath} {$opt}\n";
|
| 360 |
4eefa6e8
|
Scott Ullrich
|
}
|
| 361 |
|
|
|
| 362 |
fc05822b
|
jim-p
|
function openvpn_reconfigure($mode, $settings) {
|
| 363 |
add2e3f7
|
Scott Ullrich
|
global $g, $config;
|
| 364 |
afb07cf1
|
Scott Ullrich
|
|
| 365 |
93a0a028
|
Ermal Luçi
|
if (empty($settings))
|
| 366 |
|
|
return;
|
| 367 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable']))
|
| 368 |
4eefa6e8
|
Scott Ullrich
|
return;
|
| 369 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 370 |
fdd725f0
|
Ermal Luçi
|
/*
|
| 371 |
d799787e
|
Matthew Grooms
|
* NOTE: Deleting tap devices causes spontaneous reboots. Instead,
|
| 372 |
|
|
* we use a vpnid number which is allocated for a particular client
|
| 373 |
|
|
* or server configuration. ( see openvpn_vpnid_next() )
|
| 374 |
fdd725f0
|
Ermal Luçi
|
*/
|
| 375 |
8874c692
|
Ermal Luçi
|
|
| 376 |
d799787e
|
Matthew Grooms
|
$vpnid = $settings['vpnid'];
|
| 377 |
|
|
$mode_id = $mode.$vpnid;
|
| 378 |
8874c692
|
Ermal Luçi
|
|
| 379 |
4936ff53
|
jim-p
|
if (isset($settings['dev_mode']))
|
| 380 |
|
|
$tunname = "{$settings['dev_mode']}{$vpnid}";
|
| 381 |
bd7ca506
|
jim-p
|
else { /* defaults to tun */
|
| 382 |
|
|
$tunname = "tun{$vpnid}";
|
| 383 |
4936ff53
|
jim-p
|
$settings['dev_mode'] = "tun";
|
| 384 |
691fbf14
|
Ermal Lu?i
|
}
|
| 385 |
|
|
|
| 386 |
bd7ca506
|
jim-p
|
if ($mode == "server")
|
| 387 |
|
|
$devname = "ovpns{$vpnid}";
|
| 388 |
|
|
else
|
| 389 |
|
|
$devname = "ovpnc{$vpnid}";
|
| 390 |
8874c692
|
Ermal Luçi
|
|
| 391 |
bd7ca506
|
jim-p
|
/* is our device already configured */
|
| 392 |
1bc783b6
|
bcyrill
|
if (mwexec("/sbin/ifconfig {$devname}", true)) {
|
| 393 |
dc408939
|
Matthew Grooms
|
|
| 394 |
bd7ca506
|
jim-p
|
/* create the tap device if required */
|
| 395 |
|
|
if (!file_exists("/dev/{$tunname}"))
|
| 396 |
|
|
exec("/sbin/ifconfig {$tunname} create");
|
| 397 |
98872d89
|
Ermal Luçi
|
|
| 398 |
bd7ca506
|
jim-p
|
/* rename the device */
|
| 399 |
|
|
mwexec("/sbin/ifconfig {$tunname} name {$devname}");
|
| 400 |
095a95ae
|
Matthew Grooms
|
|
| 401 |
bd7ca506
|
jim-p
|
/* add the device to the openvpn group */
|
| 402 |
|
|
mwexec("/sbin/ifconfig {$devname} group openvpn");
|
| 403 |
dc408939
|
Matthew Grooms
|
}
|
| 404 |
d799787e
|
Matthew Grooms
|
|
| 405 |
dc408939
|
Matthew Grooms
|
$pfile = $g['varrun_path'] . "/openvpn_{$mode_id}.pid";
|
| 406 |
6714bbdc
|
jim-p
|
$proto = strtolower($settings['protocol']);
|
| 407 |
|
|
if (substr($settings['protocol'], 0, 3) == "TCP")
|
| 408 |
|
|
$proto = "{$proto}-{$mode}";
|
| 409 |
4936ff53
|
jim-p
|
$dev_mode = $settings['dev_mode'];
|
| 410 |
c0cf27aa
|
Scott Ullrich
|
$cipher = $settings['crypto'];
|
| 411 |
d799787e
|
Matthew Grooms
|
|
| 412 |
47c48e28
|
smos
|
$interface = get_failover_interface($settings['interface']);
|
| 413 |
d7a0c22a
|
bcyrill
|
$ipaddr = $settings['ipaddr'];
|
| 414 |
|
|
$ipaddrv6 = $settings['ipaddrv6'];
|
| 415 |
d799787e
|
Matthew Grooms
|
|
| 416 |
67b0902f
|
pierrepomes
|
// If a specific ip address (VIP) is requested, use it.
|
| 417 |
|
|
// Otherwise, if a specific interface is requested, use it
|
| 418 |
|
|
// If "any" interface was selected, local directive will be ommited.
|
| 419 |
97ffc513
|
Seth Mos
|
if (is_ipaddrv4($ipaddr)) {
|
| 420 |
67b0902f
|
pierrepomes
|
$iface_ip=$ipaddr;
|
| 421 |
3d06e8f0
|
pierrepomes
|
} else {
|
| 422 |
67b0902f
|
pierrepomes
|
if ((!empty($interface)) && (strcmp($interface, "any"))) {
|
| 423 |
507af8dd
|
pierrepomes
|
$iface_ip=get_interface_ip($interface);
|
| 424 |
67b0902f
|
pierrepomes
|
}
|
| 425 |
47c48e28
|
smos
|
}
|
| 426 |
|
|
if (is_ipaddrv6($ipaddrv6)) {
|
| 427 |
|
|
$iface_ipv6=$ipaddrv6;
|
| 428 |
|
|
} else {
|
| 429 |
97ffc513
|
Seth Mos
|
if ((!empty($interface)) && (strcmp($interface, "any"))) {
|
| 430 |
|
|
$iface_ipv6=get_interface_ipv6($interface);
|
| 431 |
|
|
}
|
| 432 |
3d06e8f0
|
pierrepomes
|
}
|
| 433 |
d799787e
|
Matthew Grooms
|
|
| 434 |
bd7ca506
|
jim-p
|
$conf = "dev {$devname}\n";
|
| 435 |
4936ff53
|
jim-p
|
$conf .= "dev-type {$settings['dev_mode']}\n";
|
| 436 |
97ffc513
|
Seth Mos
|
switch($settings['dev_mode']) {
|
| 437 |
|
|
case "tun":
|
| 438 |
|
|
$conf .= "tun-ipv6\n";
|
| 439 |
|
|
break;
|
| 440 |
|
|
}
|
| 441 |
bd7ca506
|
jim-p
|
$conf .= "dev-node /dev/{$tunname}\n";
|
| 442 |
3c11bd3c
|
Matthew Grooms
|
$conf .= "writepid {$pfile}\n";
|
| 443 |
|
|
$conf .= "#user nobody\n";
|
| 444 |
|
|
$conf .= "#group nobody\n";
|
| 445 |
d1014c18
|
Chris Buechler
|
$conf .= "script-security 3\n";
|
| 446 |
3c11bd3c
|
Matthew Grooms
|
$conf .= "daemon\n";
|
| 447 |
|
|
$conf .= "keepalive 10 60\n";
|
| 448 |
|
|
$conf .= "ping-timer-rem\n";
|
| 449 |
|
|
$conf .= "persist-tun\n";
|
| 450 |
|
|
$conf .= "persist-key\n";
|
| 451 |
|
|
$conf .= "proto {$proto}\n";
|
| 452 |
|
|
$conf .= "cipher {$cipher}\n";
|
| 453 |
8d964cea
|
Ermal
|
$conf .= "up /usr/local/sbin/ovpn-linkup\n";
|
| 454 |
|
|
$conf .= "down /usr/local/sbin/ovpn-linkdown\n";
|
| 455 |
1492e02c
|
Ermal
|
if (file_exists("/usr/local/sbin/openvpn.attributes.sh")) {
|
| 456 |
a1b9105b
|
jim-p
|
switch($settings['mode']) {
|
| 457 |
|
|
case 'server_user':
|
| 458 |
|
|
case 'server_tls_user':
|
| 459 |
|
|
$conf .= "client-connect /usr/local/sbin/openvpn.attributes.sh\n";
|
| 460 |
|
|
$conf .= "client-disconnect /usr/local/sbin/openvpn.attributes.sh\n";
|
| 461 |
|
|
break;
|
| 462 |
|
|
}
|
| 463 |
1492e02c
|
Ermal
|
}
|
| 464 |
3c11bd3c
|
Matthew Grooms
|
|
| 465 |
6714bbdc
|
jim-p
|
/* Determine the local IP to use - and make sure it matches with the selected protocol. */
|
| 466 |
|
|
if (is_ipaddrv4($iface_ip) && (stristr($settings['protocol'], "6") === false)) {
|
| 467 |
|
|
$conf .= "local {$iface_ip}\n";
|
| 468 |
|
|
} elseif (is_ipaddrv6($iface_ipv6) && (stristr($settings['protocol'], "6") !== false)) {
|
| 469 |
|
|
$conf .= "local {$iface_ipv6}\n";
|
| 470 |
97ffc513
|
Seth Mos
|
}
|
| 471 |
d799787e
|
Matthew Grooms
|
|
| 472 |
582c58ae
|
jim-p
|
if (openvpn_validate_engine($settings['engine']) && ($settings['engine'] != "none"))
|
| 473 |
|
|
$conf .= "engine {$settings['engine']}\n";
|
| 474 |
|
|
|
| 475 |
67b0902f
|
pierrepomes
|
// server specific settings
|
| 476 |
8dc3ef67
|
Scott Ullrich
|
if ($mode == 'server') {
|
| 477 |
d799787e
|
Matthew Grooms
|
|
| 478 |
5dc6c910
|
jim-p
|
list($ip, $cidr) = explode('/', $settings['tunnel_network']);
|
| 479 |
97ffc513
|
Seth Mos
|
list($ipv6, $prefix) = explode('/', $settings['tunnel_networkv6']);
|
| 480 |
5dc6c910
|
jim-p
|
$mask = gen_subnet_mask($cidr);
|
| 481 |
8dc3ef67
|
Scott Ullrich
|
|
| 482 |
3c11bd3c
|
Matthew Grooms
|
// configure tls modes
|
| 483 |
|
|
switch($settings['mode']) {
|
| 484 |
|
|
case 'p2p_tls':
|
| 485 |
|
|
case 'server_tls':
|
| 486 |
e62e2f8b
|
Ermal Lu?i
|
case 'server_user':
|
| 487 |
3c11bd3c
|
Matthew Grooms
|
case 'server_tls_user':
|
| 488 |
d799787e
|
Matthew Grooms
|
$conf .= "tls-server\n";
|
| 489 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 490 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 491 |
d799787e
|
Matthew Grooms
|
|
| 492 |
3c11bd3c
|
Matthew Grooms
|
// configure p2p/server modes
|
| 493 |
|
|
switch($settings['mode']) {
|
| 494 |
6c9cf466
|
jim-p
|
case 'p2p_tls':
|
| 495 |
5dc6c910
|
jim-p
|
// If the CIDR is less than a /30, OpenVPN will complain if you try to
|
| 496 |
|
|
// use the server directive. It works for a single client without it.
|
| 497 |
|
|
// See ticket #1417
|
| 498 |
74a556a3
|
jim-p
|
if (!empty($ip) && !empty($mask) && ($cidr < 30)) {
|
| 499 |
5dc6c910
|
jim-p
|
$conf .= "server {$ip} {$mask}\n";
|
| 500 |
|
|
$conf .= "client-config-dir {$g['varetc_path']}/openvpn-csc\n";
|
| 501 |
a0e3ee98
|
jim-p
|
if(is_ipaddr($ipv6))
|
| 502 |
|
|
$conf .= "server-ipv6 {$ipv6}/{$prefix}\n";
|
| 503 |
5dc6c910
|
jim-p
|
}
|
| 504 |
3c11bd3c
|
Matthew Grooms
|
case 'p2p_shared_key':
|
| 505 |
74a556a3
|
jim-p
|
if (!empty($ip) && !empty($mask)) {
|
| 506 |
91c44185
|
jim-p
|
list($ip1, $ip2) = openvpn_get_interface_ip($ip, $mask);
|
| 507 |
459e9333
|
jim-p
|
if ($settings['dev_mode'] == 'tun')
|
| 508 |
|
|
$conf .= "ifconfig {$ip1} {$ip2}\n";
|
| 509 |
|
|
else
|
| 510 |
|
|
$conf .= "ifconfig {$ip1} {$mask}\n";
|
| 511 |
1ab6bdb5
|
jim-p
|
}
|
| 512 |
a0e3ee98
|
jim-p
|
if (!empty($ipv6) && !empty($prefix)) {
|
| 513 |
91c44185
|
jim-p
|
list($ipv6_1, $ipv6_2) = openvpn_get_interface_ipv6($ipv6, $prefix);
|
| 514 |
a0e3ee98
|
jim-p
|
if ($settings['dev_mode'] == 'tun')
|
| 515 |
|
|
$conf .= "ifconfig-ipv6 {$ipv6_1} {$ipv6_2}\n";
|
| 516 |
|
|
else
|
| 517 |
60f501ec
|
Phil Davis
|
$conf .= "ifconfig-ipv6 {$ipv6_1} {$prefix}\n";
|
| 518 |
a0e3ee98
|
jim-p
|
}
|
| 519 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 520 |
|
|
case 'server_tls':
|
| 521 |
|
|
case 'server_user':
|
| 522 |
|
|
case 'server_tls_user':
|
| 523 |
74a556a3
|
jim-p
|
if (!empty($ip) && !empty($mask)) {
|
| 524 |
1ab6bdb5
|
jim-p
|
$conf .= "server {$ip} {$mask}\n";
|
| 525 |
|
|
if(is_ipaddr($ipv6))
|
| 526 |
|
|
$conf .= "server-ipv6 {$ipv6}/{$prefix}\n";
|
| 527 |
|
|
$conf .= "client-config-dir {$g['varetc_path']}/openvpn-csc\n";
|
| 528 |
|
|
} else {
|
| 529 |
|
|
if ($settings['serverbridge_dhcp']) {
|
| 530 |
|
|
if ((!empty($settings['serverbridge_interface'])) && (strcmp($settings['serverbridge_interface'], "none"))) {
|
| 531 |
|
|
$biface_ip=get_interface_ip($settings['serverbridge_interface']);
|
| 532 |
|
|
$biface_sm=gen_subnet_mask(get_interface_subnet($settings['serverbridge_interface']));
|
| 533 |
|
|
if (is_ipaddrv4($biface_ip) && is_ipaddrv4($settings['serverbridge_dhcp_start']) && is_ipaddrv4($settings['serverbridge_dhcp_end'])) {
|
| 534 |
|
|
$conf .= "server-bridge {$biface_ip} {$biface_sm} {$settings['serverbridge_dhcp_start']} {$settings['serverbridge_dhcp_end']}\n";
|
| 535 |
|
|
} else {
|
| 536 |
|
|
$conf .= "mode server\n";
|
| 537 |
|
|
}
|
| 538 |
|
|
} else {
|
| 539 |
|
|
$conf .= "mode server\n";
|
| 540 |
|
|
}
|
| 541 |
|
|
}
|
| 542 |
|
|
}
|
| 543 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 544 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 545 |
|
|
|
| 546 |
3c11bd3c
|
Matthew Grooms
|
// configure user auth modes
|
| 547 |
|
|
switch($settings['mode']) {
|
| 548 |
|
|
case 'server_user':
|
| 549 |
|
|
$conf .= "client-cert-not-required\n";
|
| 550 |
|
|
case 'server_tls_user':
|
| 551 |
9eced774
|
jim-p
|
/* username-as-common-name is not compatible with server-bridge */
|
| 552 |
|
|
if (stristr($conf, "server-bridge") === false)
|
| 553 |
|
|
$conf .= "username-as-common-name\n";
|
| 554 |
8a47c190
|
Ermal Lu?i
|
if (!empty($settings['authmode'])) {
|
| 555 |
|
|
$authcfgs = explode(",", $settings['authmode']);
|
| 556 |
|
|
$sed = "\$authmodes=array(";
|
| 557 |
|
|
$firstsed = 0;
|
| 558 |
|
|
foreach ($authcfgs as $authcfg) {
|
| 559 |
|
|
if ($firstsed > 0)
|
| 560 |
|
|
$sed .= ",";
|
| 561 |
|
|
$firstsed = 1;
|
| 562 |
|
|
$sed .= "\"{$authcfg}\"";
|
| 563 |
|
|
}
|
| 564 |
8901958c
|
jim-p
|
$sed .= ");\\\n";
|
| 565 |
53d41b68
|
Erik Fonnesbeck
|
if ($settings['strictusercn'])
|
| 566 |
befad728
|
Ermal
|
$sed .= "\$strictusercn = true;";
|
| 567 |
1bab0df1
|
jim-p
|
$sed .= " \$modeid = \"{$mode_id}\";";
|
| 568 |
8a47c190
|
Ermal Lu?i
|
mwexec("/bin/cat /etc/inc/openvpn.auth-user.php | /usr/bin/sed 's/\/\/<template>/{$sed}/g' > {$g['varetc_path']}/openvpn/{$mode_id}.php");
|
| 569 |
|
|
mwexec("/bin/chmod a+x {$g['varetc_path']}/openvpn/{$mode_id}.php");
|
| 570 |
|
|
$conf .= "auth-user-pass-verify {$g['varetc_path']}/openvpn/{$mode_id}.php via-env\n";
|
| 571 |
e8a58de4
|
Ermal Lu?i
|
}
|
| 572 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 573 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 574 |
41936acc
|
jim-p
|
if (!isset($settings['cert_depth']) && (strstr($settings['mode'], 'tls')))
|
| 575 |
|
|
$settings['cert_depth'] = 1;
|
| 576 |
98963f27
|
jim-p
|
if (is_numeric($settings['cert_depth'])) {
|
| 577 |
|
|
$sed = "";
|
| 578 |
|
|
$cert = lookup_cert($settings['certref']);
|
| 579 |
|
|
$servercn = cert_get_cn($cert['crt']);
|
| 580 |
|
|
$sed .= "\$server_cn = \"{$servercn}\";\\\n";
|
| 581 |
|
|
$sed .= "\$allowed_depth = {$settings['cert_depth']};\\\n";
|
| 582 |
|
|
mwexec("/bin/cat /etc/inc/openvpn.tls-verify.php | /usr/bin/sed 's/\/\/<template>/{$sed}/g' > {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php");
|
| 583 |
|
|
mwexec("/bin/chmod a+x {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php");
|
| 584 |
|
|
$conf .= "tls-verify {$g['varetc_path']}/openvpn/{$mode_id}.tls-verify.php\n";
|
| 585 |
|
|
}
|
| 586 |
8dc3ef67
|
Scott Ullrich
|
|
| 587 |
63084885
|
Matthew Grooms
|
// The local port to listen on
|
| 588 |
d799787e
|
Matthew Grooms
|
$conf .= "lport {$settings['local_port']}\n";
|
| 589 |
c0cf27aa
|
Scott Ullrich
|
|
| 590 |
63084885
|
Matthew Grooms
|
// The management port to listen on
|
| 591 |
71ca2cb2
|
Ermal
|
// Use unix socket to overcome the problem on any type of server
|
| 592 |
|
|
$conf .= "management {$g['varetc_path']}/openvpn/{$mode_id}.sock unix\n";
|
| 593 |
|
|
//$conf .= "management 127.0.0.1 {$settings['local_port']}\n";
|
| 594 |
63084885
|
Matthew Grooms
|
|
| 595 |
3c11bd3c
|
Matthew Grooms
|
if ($settings['maxclients'])
|
| 596 |
d799787e
|
Matthew Grooms
|
$conf .= "max-clients {$settings['maxclients']}\n";
|
| 597 |
|
|
|
| 598 |
3c11bd3c
|
Matthew Grooms
|
// Can we push routes
|
| 599 |
|
|
if ($settings['local_network']) {
|
| 600 |
a28d40cb
|
jim-p
|
$conf .= openvpn_gen_routes($settings['local_network'], "ipv4", true);
|
| 601 |
3c11bd3c
|
Matthew Grooms
|
}
|
| 602 |
787de45a
|
Seth Mos
|
if ($settings['local_networkv6']) {
|
| 603 |
a28d40cb
|
jim-p
|
$conf .= openvpn_gen_routes($settings['local_networkv6'], "ipv6", true);
|
| 604 |
787de45a
|
Seth Mos
|
}
|
| 605 |
3c11bd3c
|
Matthew Grooms
|
|
| 606 |
|
|
switch($settings['mode']) {
|
| 607 |
|
|
case 'server_tls':
|
| 608 |
|
|
case 'server_user':
|
| 609 |
|
|
case 'server_tls_user':
|
| 610 |
5d8cd81a
|
jim-p
|
// Configure client dhcp options
|
| 611 |
3c11bd3c
|
Matthew Grooms
|
openvpn_add_dhcpopts($settings, $conf);
|
| 612 |
5d8cd81a
|
jim-p
|
if ($settings['client2client'])
|
| 613 |
|
|
$conf .= "client-to-client\n";
|
| 614 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 615 |
|
|
}
|
| 616 |
bca35cff
|
jim-p
|
if (isset($settings['duplicate_cn']))
|
| 617 |
|
|
$conf .= "duplicate-cn\n";
|
| 618 |
d799787e
|
Matthew Grooms
|
}
|
| 619 |
|
|
|
| 620 |
3c11bd3c
|
Matthew Grooms
|
// client specific settings
|
| 621 |
d799787e
|
Matthew Grooms
|
|
| 622 |
3c11bd3c
|
Matthew Grooms
|
if ($mode == 'client') {
|
| 623 |
d799787e
|
Matthew Grooms
|
|
| 624 |
3c11bd3c
|
Matthew Grooms
|
// configure p2p mode
|
| 625 |
|
|
switch($settings['mode']) {
|
| 626 |
|
|
case 'p2p_tls':
|
| 627 |
|
|
$conf .= "tls-client\n";
|
| 628 |
|
|
case 'shared_key':
|
| 629 |
|
|
$conf .= "client\n";
|
| 630 |
|
|
break;
|
| 631 |
|
|
}
|
| 632 |
d799787e
|
Matthew Grooms
|
|
| 633 |
e3924384
|
jim-p
|
// If there is no bind option at all (ip and/or port), add "nobind" directive
|
| 634 |
|
|
// Otherwise, use the local port if defined, failing that, use lport 0 to
|
| 635 |
|
|
// ensure a random source port.
|
| 636 |
|
|
if ((empty($iface_ip)) && (!$settings['local_port']))
|
| 637 |
|
|
$conf .= "nobind\n";
|
| 638 |
|
|
elseif ($settings['local_port'])
|
| 639 |
|
|
$conf .= "lport {$settings['local_port']}\n";
|
| 640 |
|
|
else
|
| 641 |
|
|
$conf .= "lport 0\n";
|
| 642 |
5708241f
|
jim-p
|
|
| 643 |
4b887ef4
|
jim-p
|
// Use unix socket to overcome the problem on any type of server
|
| 644 |
|
|
$conf .= "management {$g['varetc_path']}/openvpn/{$mode_id}.sock unix\n";
|
| 645 |
48a458d2
|
pierrepomes
|
|
| 646 |
3c11bd3c
|
Matthew Grooms
|
// The remote server
|
| 647 |
|
|
$conf .= "remote {$settings['server_addr']} {$settings['server_port']}\n";
|
| 648 |
|
|
|
| 649 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['use_shaper']))
|
| 650 |
|
|
$conf .= "shaper {$settings['use_shaper']}\n";
|
| 651 |
ee506044
|
Scott Ullrich
|
|
| 652 |
d799787e
|
Matthew Grooms
|
if (!empty($settings['tunnel_network'])) {
|
| 653 |
|
|
list($ip, $mask) = explode('/', $settings['tunnel_network']);
|
| 654 |
8dc3ef67
|
Scott Ullrich
|
$mask = gen_subnet_mask($mask);
|
| 655 |
91c44185
|
jim-p
|
list($ip1, $ip2) = openvpn_get_interface_ip($ip, $mask);
|
| 656 |
459e9333
|
jim-p
|
if ($settings['dev_mode'] == 'tun')
|
| 657 |
|
|
$conf .= "ifconfig {$ip2} {$ip1}\n";
|
| 658 |
|
|
else
|
| 659 |
|
|
$conf .= "ifconfig {$ip2} {$mask}\n";
|
| 660 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 661 |
d799787e
|
Matthew Grooms
|
|
| 662 |
a0e3ee98
|
jim-p
|
if (!empty($settings['tunnel_networkv6'])) {
|
| 663 |
|
|
list($ipv6, $prefix) = explode('/', $settings['tunnel_networkv6']);
|
| 664 |
91c44185
|
jim-p
|
list($ipv6_1, $ipv6_2) = openvpn_get_interface_ipv6($ipv6, $prefix);
|
| 665 |
a0e3ee98
|
jim-p
|
if ($settings['dev_mode'] == 'tun')
|
| 666 |
|
|
$conf .= "ifconfig-ipv6 {$ipv6_2} {$ipv6_1}\n";
|
| 667 |
|
|
else
|
| 668 |
60f501ec
|
Phil Davis
|
$conf .= "ifconfig-ipv6 {$ipv6_2} {$prefix}\n";
|
| 669 |
a0e3ee98
|
jim-p
|
}
|
| 670 |
|
|
|
| 671 |
762a24a3
|
Ermal Lu?i
|
if ($settings['proxy_addr']) {
|
| 672 |
|
|
$conf .= "http-proxy {$settings['proxy_addr']} {$settings['proxy_port']}";
|
| 673 |
|
|
if ($settings['proxy_authtype'] != "none") {
|
| 674 |
|
|
$conf .= " {$g['varetc_path']}/openvpn/{$mode_id}.pas {$settings['proxy_authtype']}";
|
| 675 |
|
|
$proxypas = "{$settings['proxy_user']}\n";
|
| 676 |
|
|
$proxypas .= "{$settings['proxy_passwd']}\n";
|
| 677 |
|
|
file_put_contents("{$g['varetc_path']}/openvpn/{$mode_id}.pas", $proxypas);
|
| 678 |
|
|
}
|
| 679 |
|
|
$conf .= " \n";
|
| 680 |
|
|
}
|
| 681 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 682 |
|
|
|
| 683 |
17c98ba9
|
jim-p
|
// Add a remote network route if set, and only for p2p modes.
|
| 684 |
54285411
|
jim-p
|
if ((substr($settings['mode'], 0, 3) == "p2p") && (openvpn_validate_cidr($settings['remote_network'], "", true, "ipv4") === FALSE)) {
|
| 685 |
a28d40cb
|
jim-p
|
$conf .= openvpn_gen_routes($settings['remote_network'], "ipv4", false);
|
| 686 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 687 |
4856df9b
|
jim-p
|
// Add a remote network route if set, and only for p2p modes.
|
| 688 |
54285411
|
jim-p
|
if ((substr($settings['mode'], 0, 3) == "p2p") && (openvpn_validate_cidr($settings['remote_networkv6'], "", true, "ipv6") === FALSE)) {
|
| 689 |
a28d40cb
|
jim-p
|
$conf .= openvpn_gen_routes($settings['remote_networkv6'], "ipv6", false);
|
| 690 |
4856df9b
|
jim-p
|
}
|
| 691 |
afb07cf1
|
Scott Ullrich
|
|
| 692 |
d799787e
|
Matthew Grooms
|
// Write the settings for the keys
|
| 693 |
3c11bd3c
|
Matthew Grooms
|
switch($settings['mode']) {
|
| 694 |
|
|
case 'p2p_shared_key':
|
| 695 |
|
|
openvpn_add_keyfile($settings['shared_key'], $conf, $mode_id, "secret");
|
| 696 |
|
|
break;
|
| 697 |
|
|
case 'p2p_tls':
|
| 698 |
|
|
case 'server_tls':
|
| 699 |
|
|
case 'server_tls_user':
|
| 700 |
e62e2f8b
|
Ermal Lu?i
|
case 'server_user':
|
| 701 |
3c11bd3c
|
Matthew Grooms
|
$ca = lookup_ca($settings['caref']);
|
| 702 |
|
|
openvpn_add_keyfile($ca['crt'], $conf, $mode_id, "ca");
|
| 703 |
|
|
$cert = lookup_cert($settings['certref']);
|
| 704 |
|
|
openvpn_add_keyfile($cert['crt'], $conf, $mode_id, "cert");
|
| 705 |
|
|
openvpn_add_keyfile($cert['prv'], $conf, $mode_id, "key");
|
| 706 |
|
|
if ($mode == 'server')
|
| 707 |
fe787fc7
|
Matthew Grooms
|
$conf .= "dh {$g['etc_path']}/dh-parameters.{$settings['dh_length']}\n";
|
| 708 |
6db02381
|
jim-p
|
if (!empty($settings['crlref'])) {
|
| 709 |
|
|
$crl = lookup_crl($settings['crlref']);
|
| 710 |
cfcc6994
|
jim-p
|
crl_update($crl);
|
| 711 |
6db02381
|
jim-p
|
openvpn_add_keyfile($crl['text'], $conf, $mode_id, "crl-verify");
|
| 712 |
|
|
}
|
| 713 |
db746ce2
|
Ermal Lu?i
|
if ($settings['tls']) {
|
| 714 |
756720e2
|
Pierre POMES
|
if ($mode == "server")
|
| 715 |
db746ce2
|
Ermal Lu?i
|
$tlsopt = 0;
|
| 716 |
|
|
else
|
| 717 |
|
|
$tlsopt = 1;
|
| 718 |
|
|
openvpn_add_keyfile($settings['tls'], $conf, $mode_id, "tls-auth", $tlsopt);
|
| 719 |
|
|
}
|
| 720 |
3c11bd3c
|
Matthew Grooms
|
break;
|
| 721 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 722 |
|
|
|
| 723 |
1cb0b40a
|
Matthew Grooms
|
if ($settings['compression'])
|
| 724 |
d799787e
|
Matthew Grooms
|
$conf .= "comp-lzo\n";
|
| 725 |
|
|
|
| 726 |
|
|
if ($settings['passtos'])
|
| 727 |
|
|
$conf .= "passtos\n";
|
| 728 |
|
|
|
| 729 |
|
|
if ($settings['resolve_retry'])
|
| 730 |
|
|
$conf .= "resolv-retry infinite\n";
|
| 731 |
|
|
|
| 732 |
|
|
if ($settings['dynamic_ip']) {
|
| 733 |
|
|
$conf .= "persist-remote-ip\n";
|
| 734 |
|
|
$conf .= "float\n";
|
| 735 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 736 |
afb07cf1
|
Scott Ullrich
|
|
| 737 |
ee55ce7d
|
jim-p
|
if ($settings['topology_subnet']) {
|
| 738 |
|
|
$conf .= "topology subnet\n";
|
| 739 |
|
|
}
|
| 740 |
|
|
|
| 741 |
d799787e
|
Matthew Grooms
|
openvpn_add_custom($settings, $conf);
|
| 742 |
|
|
|
| 743 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 744 |
938fc5b0
|
Ermal
|
$fpath = "{$g['varetc_path']}/openvpn/{$mode_id}.conf";
|
| 745 |
d799787e
|
Matthew Grooms
|
file_put_contents($fpath, $conf);
|
| 746 |
938fc5b0
|
Ermal
|
unset($conf);
|
| 747 |
be00850b
|
Phil Davis
|
$fpath = "{$g['varetc_path']}/openvpn/{$mode_id}.interface";
|
| 748 |
|
|
file_put_contents($fpath, $interface);
|
| 749 |
f9ac3784
|
Ermal Lu?i
|
//chown($fpath, 'nobody');
|
| 750 |
|
|
//chgrp($fpath, 'nobody');
|
| 751 |
6f27412f
|
Ermal Lu?i
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.conf", 0600);
|
| 752 |
be00850b
|
Phil Davis
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.interface", 0600);
|
| 753 |
6f27412f
|
Ermal Lu?i
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.key", 0600);
|
| 754 |
|
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.tls-auth", 0600);
|
| 755 |
|
|
@chmod("{$g['varetc_path']}/openvpn/{$mode_id}.conf", 0600);
|
| 756 |
d799787e
|
Matthew Grooms
|
}
|
| 757 |
|
|
|
| 758 |
fc05822b
|
jim-p
|
function openvpn_restart($mode, $settings) {
|
| 759 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 760 |
|
|
|
| 761 |
|
|
$vpnid = $settings['vpnid'];
|
| 762 |
|
|
$mode_id = $mode.$vpnid;
|
| 763 |
|
|
|
| 764 |
76369bfc
|
Matthew Grooms
|
/* kill the process if running */
|
| 765 |
705c8ec9
|
Matthew Grooms
|
$pfile = $g['varrun_path']."/openvpn_{$mode_id}.pid";
|
| 766 |
76369bfc
|
Matthew Grooms
|
if (file_exists($pfile)) {
|
| 767 |
705c8ec9
|
Matthew Grooms
|
|
| 768 |
76369bfc
|
Matthew Grooms
|
/* read the pid file */
|
| 769 |
|
|
$pid = rtrim(file_get_contents($pfile));
|
| 770 |
|
|
unlink($pfile);
|
| 771 |
705c8ec9
|
Matthew Grooms
|
|
| 772 |
76369bfc
|
Matthew Grooms
|
/* send a term signal to the process */
|
| 773 |
|
|
posix_kill($pid, SIGTERM);
|
| 774 |
|
|
|
| 775 |
|
|
/* wait until the process exits */
|
| 776 |
|
|
while(posix_kill($pid, 0))
|
| 777 |
|
|
usleep(250000);
|
| 778 |
|
|
}
|
| 779 |
d799787e
|
Matthew Grooms
|
|
| 780 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable']))
|
| 781 |
d799787e
|
Matthew Grooms
|
return;
|
| 782 |
|
|
|
| 783 |
260f267e
|
jim-p
|
/* Do not start a client if we are a CARP backup on this vip! */
|
| 784 |
|
|
if (($mode == "client") && strstr($settings['interface'], "_vip") && (get_carp_interface_status($settings['interface']) == "BACKUP"))
|
| 785 |
9ea0cb90
|
jim-p
|
return;
|
| 786 |
|
|
|
| 787 |
705c8ec9
|
Matthew Grooms
|
/* start the new process */
|
| 788 |
d799787e
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn/{$mode_id}.conf";
|
| 789 |
91c44185
|
jim-p
|
openvpn_clear_route($mode, $settings);
|
| 790 |
5a7cc1f9
|
Ermal
|
mwexec_bg("/usr/local/sbin/openvpn --config {$fpath}");
|
| 791 |
847cd48d
|
Ermal
|
|
| 792 |
|
|
if (!$g['booting'])
|
| 793 |
|
|
send_event("filter reload");
|
| 794 |
afb07cf1
|
Scott Ullrich
|
}
|
| 795 |
|
|
|
| 796 |
dc408939
|
Matthew Grooms
|
function openvpn_delete($mode, & $settings) {
|
| 797 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 798 |
|
|
|
| 799 |
|
|
$vpnid = $settings['vpnid'];
|
| 800 |
|
|
$mode_id = $mode.$vpnid;
|
| 801 |
|
|
|
| 802 |
da601f8e
|
PiBa-NL
|
if (isset($settings['dev_mode']))
|
| 803 |
|
|
$tunname = "{$settings['dev_mode']}{$vpnid}";
|
| 804 |
|
|
else { /* defaults to tun */
|
| 805 |
|
|
$tunname = "tun{$vpnid}";
|
| 806 |
|
|
}
|
| 807 |
|
|
|
| 808 |
095a95ae
|
Matthew Grooms
|
if ($mode == "server")
|
| 809 |
|
|
$devname = "ovpns{$vpnid}";
|
| 810 |
|
|
else
|
| 811 |
|
|
$devname = "ovpnc{$vpnid}";
|
| 812 |
dc408939
|
Matthew Grooms
|
|
| 813 |
76369bfc
|
Matthew Grooms
|
/* kill the process if running */
|
| 814 |
dc408939
|
Matthew Grooms
|
$pfile = "{$g['varrun_path']}/openvpn_{$mode_id}.pid";
|
| 815 |
76369bfc
|
Matthew Grooms
|
if (file_exists($pfile)) {
|
| 816 |
dc408939
|
Matthew Grooms
|
|
| 817 |
76369bfc
|
Matthew Grooms
|
/* read the pid file */
|
| 818 |
|
|
$pid = trim(file_get_contents($pfile));
|
| 819 |
|
|
unlink($pfile);
|
| 820 |
|
|
|
| 821 |
|
|
/* send a term signal to the process */
|
| 822 |
|
|
posix_kill($pid, SIGTERM);
|
| 823 |
|
|
}
|
| 824 |
705c8ec9
|
Matthew Grooms
|
|
| 825 |
095a95ae
|
Matthew Grooms
|
/* remove the device from the openvpn group */
|
| 826 |
|
|
mwexec("/sbin/ifconfig {$devname} -group openvpn");
|
| 827 |
|
|
|
| 828 |
dc408939
|
Matthew Grooms
|
/* restore the original adapter name */
|
| 829 |
|
|
mwexec("/sbin/ifconfig {$devname} name {$tunname}");
|
| 830 |
|
|
|
| 831 |
|
|
/* remove the configuration files */
|
| 832 |
|
|
mwexec("/bin/rm {$g['varetc_path']}/openvpn/{$mode_id}.*");
|
| 833 |
d799787e
|
Matthew Grooms
|
}
|
| 834 |
afb07cf1
|
Scott Ullrich
|
|
| 835 |
dc408939
|
Matthew Grooms
|
function openvpn_resync_csc(& $settings) {
|
| 836 |
8dc3ef67
|
Scott Ullrich
|
global $g, $config;
|
| 837 |
|
|
|
| 838 |
ea28182c
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn-csc/".$settings['common_name'];
|
| 839 |
8dc3ef67
|
Scott Ullrich
|
|
| 840 |
a1cab2c7
|
Ermal
|
if (isset($settings['disable'])) {
|
| 841 |
d799787e
|
Matthew Grooms
|
unlink_if_exists($fpath);
|
| 842 |
c876662c
|
Scott Ullrich
|
return;
|
| 843 |
|
|
}
|
| 844 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 845 |
d799787e
|
Matthew Grooms
|
|
| 846 |
8dc3ef67
|
Scott Ullrich
|
$conf = '';
|
| 847 |
d799787e
|
Matthew Grooms
|
if ($settings['block'])
|
| 848 |
|
|
$conf .= "disable\n";
|
| 849 |
|
|
|
| 850 |
|
|
if ($settings['push_reset'])
|
| 851 |
|
|
$conf .= "push-reset\n";
|
| 852 |
|
|
|
| 853 |
|
|
if (!empty($settings['tunnel_network'])) {
|
| 854 |
|
|
list($ip, $mask) = explode('/', $settings['tunnel_network']);
|
| 855 |
96033063
|
Erik Fonnesbeck
|
$baselong = ip2long32($ip) & gen_subnet_mask_long($mask);
|
| 856 |
298fe5ae
|
jim-p
|
$serverip = long2ip32($baselong + 1);
|
| 857 |
|
|
$clientip = long2ip32($baselong + 2);
|
| 858 |
|
|
/* Because this is being pushed, the order from the client's point of view. */
|
| 859 |
d9c96fb1
|
jim-p
|
if ($settings['dev_mode'] != 'tap')
|
| 860 |
|
|
$conf .= "ifconfig-push {$clientip} {$serverip}\n";
|
| 861 |
e052047d
|
jim-p
|
else
|
| 862 |
|
|
$conf .= "ifconfig-push {$clientip} {$mask}\n";
|
| 863 |
8dc3ef67
|
Scott Ullrich
|
}
|
| 864 |
6d031071
|
Martin Fuchs
|
|
| 865 |
d799787e
|
Matthew Grooms
|
openvpn_add_dhcpopts($settings, $conf);
|
| 866 |
8dc3ef67
|
Scott Ullrich
|
|
| 867 |
d799787e
|
Matthew Grooms
|
if ($settings['gwredir'])
|
| 868 |
|
|
$conf .= "push \"redirect-gateway def1\"\n";
|
| 869 |
6d031071
|
Martin Fuchs
|
|
| 870 |
d799787e
|
Matthew Grooms
|
openvpn_add_custom($settings, $conf);
|
| 871 |
8dc3ef67
|
Scott Ullrich
|
|
| 872 |
d799787e
|
Matthew Grooms
|
file_put_contents($fpath, $conf);
|
| 873 |
|
|
chown($fpath, 'nobody');
|
| 874 |
|
|
chgrp($fpath, 'nobody');
|
| 875 |
|
|
}
|
| 876 |
8dc3ef67
|
Scott Ullrich
|
|
| 877 |
dc408939
|
Matthew Grooms
|
function openvpn_delete_csc(& $settings) {
|
| 878 |
add2e3f7
|
Scott Ullrich
|
global $g, $config;
|
| 879 |
3c2e5528
|
Scott Ullrich
|
|
| 880 |
ea28182c
|
Matthew Grooms
|
$fpath = $g['varetc_path']."/openvpn-csc/".$settings['common_name'];
|
| 881 |
d799787e
|
Matthew Grooms
|
unlink_if_exists($fpath);
|
| 882 |
267ab13f
|
Ermal Luçi
|
}
|
| 883 |
afb07cf1
|
Scott Ullrich
|
|
| 884 |
24012690
|
Scott Ullrich
|
// Resync the configuration and restart the VPN
|
| 885 |
fc05822b
|
jim-p
|
function openvpn_resync($mode, $settings) {
|
| 886 |
dc408939
|
Matthew Grooms
|
openvpn_reconfigure($mode, $settings);
|
| 887 |
|
|
openvpn_restart($mode, $settings);
|
| 888 |
afb07cf1
|
Scott Ullrich
|
}
|
| 889 |
|
|
|
| 890 |
add2e3f7
|
Scott Ullrich
|
// Resync and restart all VPNs
|
| 891 |
c7f60193
|
Ermal
|
function openvpn_resync_all($interface = "") {
|
| 892 |
d799787e
|
Matthew Grooms
|
global $g, $config;
|
| 893 |
267ab13f
|
Ermal Luçi
|
|
| 894 |
7734aea6
|
Andrew Thompson
|
if ($g['platform'] == 'jail')
|
| 895 |
|
|
return;
|
| 896 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 897 |
3cb54b54
|
Matthew Grooms
|
|
| 898 |
34bc1324
|
Matthew Grooms
|
if (!is_array($config['openvpn']))
|
| 899 |
|
|
$config['openvpn'] = array();
|
| 900 |
|
|
|
| 901 |
15b414e6
|
Matthew Grooms
|
/*
|
| 902 |
34bc1324
|
Matthew Grooms
|
if (!$config['openvpn']['dh-parameters']) {
|
| 903 |
|
|
echo "Configuring OpenVPN Parameters ...\n";
|
| 904 |
035e4289
|
Matthew Grooms
|
$dh_parameters = openvpn_create_dhparams(1024);
|
| 905 |
34bc1324
|
Matthew Grooms
|
$dh_parameters = base64_encode($dh_parameters);
|
| 906 |
|
|
$config['openvpn']['dh-parameters'] = $dh_parameters;
|
| 907 |
c67dd94e
|
Bill Marquette
|
write_config("OpenVPN DH parameters");
|
| 908 |
34bc1324
|
Matthew Grooms
|
}
|
| 909 |
|
|
|
| 910 |
|
|
$path_ovdh = $g['varetc_path']."/openvpn/dh-parameters";
|
| 911 |
|
|
if (!file_exists($path_ovdh)) {
|
| 912 |
|
|
$dh_parameters = $config['openvpn']['dh-parameters'];
|
| 913 |
|
|
$dh_parameters = base64_decode($dh_parameters);
|
| 914 |
|
|
file_put_contents($path_ovdh, $dh_parameters);
|
| 915 |
|
|
}
|
| 916 |
15b414e6
|
Matthew Grooms
|
*/
|
| 917 |
739c9efd
|
Ermal
|
if ($interface <> "")
|
| 918 |
a82e6d37
|
Chris Buechler
|
log_error("Resyncing OpenVPN instances for interface " . convert_friendly_interface_to_friendly_descr($interface) . ".");
|
| 919 |
739c9efd
|
Ermal
|
else
|
| 920 |
a82e6d37
|
Chris Buechler
|
log_error("Resyncing OpenVPN instances.");
|
| 921 |
34bc1324
|
Matthew Grooms
|
|
| 922 |
c7f60193
|
Ermal
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 923 |
|
|
foreach ($config['openvpn']['openvpn-server'] as & $settings) {
|
| 924 |
739c9efd
|
Ermal
|
if ($interface <> "" && $interface != $settings['interface'])
|
| 925 |
c7f60193
|
Ermal
|
continue;
|
| 926 |
dc408939
|
Matthew Grooms
|
openvpn_resync('server', $settings);
|
| 927 |
c7f60193
|
Ermal
|
}
|
| 928 |
|
|
}
|
| 929 |
5b237745
|
Scott Ullrich
|
|
| 930 |
c7f60193
|
Ermal
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 931 |
|
|
foreach ($config['openvpn']['openvpn-client'] as & $settings) {
|
| 932 |
739c9efd
|
Ermal
|
if ($interface <> "" && $interface != $settings['interface'])
|
| 933 |
c7f60193
|
Ermal
|
continue;
|
| 934 |
dc408939
|
Matthew Grooms
|
openvpn_resync('client', $settings);
|
| 935 |
c7f60193
|
Ermal
|
}
|
| 936 |
|
|
}
|
| 937 |
afb07cf1
|
Scott Ullrich
|
|
| 938 |
d799787e
|
Matthew Grooms
|
if (is_array($config['openvpn']['openvpn-csc']))
|
| 939 |
dc408939
|
Matthew Grooms
|
foreach ($config['openvpn']['openvpn-csc'] as & $settings)
|
| 940 |
|
|
openvpn_resync_csc($settings);
|
| 941 |
afb07cf1
|
Scott Ullrich
|
|
| 942 |
5b237745
|
Scott Ullrich
|
}
|
| 943 |
702a4702
|
Scott Ullrich
|
|
| 944 |
99cc103b
|
Phil Davis
|
// Resync and restart all VPNs using a gateway group.
|
| 945 |
|
|
function openvpn_resync_gwgroup($gwgroupname = "") {
|
| 946 |
|
|
global $g, $config;
|
| 947 |
|
|
|
| 948 |
|
|
if ($gwgroupname <> "") {
|
| 949 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 950 |
|
|
foreach ($config['openvpn']['openvpn-server'] as & $settings) {
|
| 951 |
|
|
if ($gwgroupname == $settings['interface']) {
|
| 952 |
|
|
log_error("Resyncing OpenVPN for gateway group " . $gwgroupname . " server " . $settings["description"] . ".");
|
| 953 |
|
|
openvpn_resync('server', $settings);
|
| 954 |
|
|
}
|
| 955 |
|
|
}
|
| 956 |
|
|
}
|
| 957 |
|
|
|
| 958 |
|
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 959 |
|
|
foreach ($config['openvpn']['openvpn-client'] as & $settings) {
|
| 960 |
|
|
if ($gwgroupname == $settings['interface']) {
|
| 961 |
|
|
log_error("Resyncing OpenVPN for gateway group " . $gwgroupname . " client " . $settings["description"] . ".");
|
| 962 |
|
|
openvpn_resync('client', $settings);
|
| 963 |
|
|
}
|
| 964 |
|
|
}
|
| 965 |
|
|
}
|
| 966 |
|
|
|
| 967 |
|
|
// Note: no need to resysnc Client Specific (csc) here, as changes to the OpenVPN real interface do not effect these.
|
| 968 |
|
|
|
| 969 |
|
|
} else
|
| 970 |
|
|
log_error("openvpn_resync_gwgroup called with null gwgroup parameter.");
|
| 971 |
|
|
}
|
| 972 |
|
|
|
| 973 |
453d9c96
|
jim-p
|
function openvpn_get_active_servers($type="multipoint") {
|
| 974 |
71ca2cb2
|
Ermal
|
global $config, $g;
|
| 975 |
|
|
|
| 976 |
53663f57
|
jim-p
|
$servers = array();
|
| 977 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 978 |
|
|
foreach ($config['openvpn']['openvpn-server'] as & $settings) {
|
| 979 |
6b2dcac5
|
Ermal
|
if (empty($settings) || isset($settings['disable']))
|
| 980 |
|
|
continue;
|
| 981 |
|
|
|
| 982 |
53663f57
|
jim-p
|
$prot = $settings['protocol'];
|
| 983 |
|
|
$port = $settings['local_port'];
|
| 984 |
|
|
|
| 985 |
|
|
$server = array();
|
| 986 |
95305736
|
jim-p
|
$server['port'] = ($settings['local_port']) ? $settings['local_port'] : 1194;
|
| 987 |
41be629f
|
jim-p
|
$server['mode'] = $settings['mode'];
|
| 988 |
53663f57
|
jim-p
|
if ($settings['description'])
|
| 989 |
|
|
$server['name'] = "{$settings['description']} {$prot}:{$port}";
|
| 990 |
|
|
else
|
| 991 |
|
|
$server['name'] = "Server {$prot}:{$port}";
|
| 992 |
|
|
$server['conns'] = array();
|
| 993 |
2eaa97b9
|
jim-p
|
$server['vpnid'] = $settings['vpnid'];
|
| 994 |
|
|
$server['mgmt'] = "server{$server['vpnid']}";
|
| 995 |
|
|
$socket = "unix://{$g['varetc_path']}/openvpn/{$server['mgmt']}.sock";
|
| 996 |
453d9c96
|
jim-p
|
list($tn, $sm) = explode('/', $settings['tunnel_network']);
|
| 997 |
|
|
|
| 998 |
|
|
if ((($server['mode'] == "p2p_shared_key") || ($sm >= 30) ) && ($type == "p2p"))
|
| 999 |
95305736
|
jim-p
|
$servers[] = openvpn_get_client_status($server, $socket);
|
| 1000 |
453d9c96
|
jim-p
|
elseif (($server['mode'] != "p2p_shared_key") && ($type == "multipoint") && ($sm < 30))
|
| 1001 |
95305736
|
jim-p
|
$servers[] = openvpn_get_server_status($server, $socket);
|
| 1002 |
453d9c96
|
jim-p
|
|
| 1003 |
95305736
|
jim-p
|
}
|
| 1004 |
|
|
}
|
| 1005 |
|
|
return $servers;
|
| 1006 |
|
|
}
|
| 1007 |
b0140675
|
Ermal
|
|
| 1008 |
95305736
|
jim-p
|
function openvpn_get_server_status($server, $socket) {
|
| 1009 |
|
|
$errval;
|
| 1010 |
|
|
$errstr;
|
| 1011 |
|
|
$fp = @stream_socket_client($socket, $errval, $errstr, 1);
|
| 1012 |
|
|
if ($fp) {
|
| 1013 |
|
|
stream_set_timeout($fp, 1);
|
| 1014 |
|
|
|
| 1015 |
|
|
/* send our status request */
|
| 1016 |
|
|
fputs($fp, "status 2\n");
|
| 1017 |
|
|
|
| 1018 |
|
|
/* recv all response lines */
|
| 1019 |
|
|
while (!feof($fp)) {
|
| 1020 |
|
|
|
| 1021 |
|
|
/* read the next line */
|
| 1022 |
|
|
$line = fgets($fp, 1024);
|
| 1023 |
|
|
|
| 1024 |
|
|
$info = stream_get_meta_data($fp);
|
| 1025 |
|
|
if ($info['timed_out'])
|
| 1026 |
|
|
break;
|
| 1027 |
|
|
|
| 1028 |
|
|
/* parse header list line */
|
| 1029 |
|
|
if (strstr($line, "HEADER"))
|
| 1030 |
|
|
continue;
|
| 1031 |
|
|
|
| 1032 |
|
|
/* parse end of output line */
|
| 1033 |
|
|
if (strstr($line, "END") || strstr($line, "ERROR"))
|
| 1034 |
|
|
break;
|
| 1035 |
|
|
|
| 1036 |
|
|
/* parse client list line */
|
| 1037 |
|
|
if (strstr($line, "CLIENT_LIST")) {
|
| 1038 |
|
|
$list = explode(",", $line);
|
| 1039 |
53663f57
|
jim-p
|
$conn = array();
|
| 1040 |
95305736
|
jim-p
|
$conn['common_name'] = $list[1];
|
| 1041 |
|
|
$conn['remote_host'] = $list[2];
|
| 1042 |
|
|
$conn['virtual_addr'] = $list[3];
|
| 1043 |
|
|
$conn['bytes_recv'] = $list[4];
|
| 1044 |
|
|
$conn['bytes_sent'] = $list[5];
|
| 1045 |
|
|
$conn['connect_time'] = $list[6];
|
| 1046 |
53663f57
|
jim-p
|
$server['conns'][] = $conn;
|
| 1047 |
|
|
}
|
| 1048 |
ec970b50
|
jim-p
|
/* parse routing table lines */
|
| 1049 |
|
|
if (strstr($line, "ROUTING_TABLE")) {
|
| 1050 |
|
|
$list = explode(",", $line);
|
| 1051 |
|
|
$conn = array();
|
| 1052 |
|
|
$conn['virtual_addr'] = $list[1];
|
| 1053 |
|
|
$conn['common_name'] = $list[2];
|
| 1054 |
|
|
$conn['remote_host'] = $list[3];
|
| 1055 |
|
|
$conn['last_time'] = $list[4];
|
| 1056 |
|
|
$server['routes'][] = $conn;
|
| 1057 |
|
|
}
|
| 1058 |
53663f57
|
jim-p
|
}
|
| 1059 |
95305736
|
jim-p
|
|
| 1060 |
|
|
/* cleanup */
|
| 1061 |
|
|
fclose($fp);
|
| 1062 |
|
|
} else {
|
| 1063 |
|
|
$conn = array();
|
| 1064 |
|
|
$conn['common_name'] = "[error]";
|
| 1065 |
2eaa97b9
|
jim-p
|
$conn['remote_host'] = "Unable to contact daemon";
|
| 1066 |
|
|
$conn['virtual_addr'] = "Service not running?";
|
| 1067 |
95305736
|
jim-p
|
$conn['bytes_recv'] = 0;
|
| 1068 |
|
|
$conn['bytes_sent'] = 0;
|
| 1069 |
|
|
$conn['connect_time'] = 0;
|
| 1070 |
|
|
$server['conns'][] = $conn;
|
| 1071 |
53663f57
|
jim-p
|
}
|
| 1072 |
95305736
|
jim-p
|
return $server;
|
| 1073 |
53663f57
|
jim-p
|
}
|
| 1074 |
|
|
|
| 1075 |
|
|
function openvpn_get_active_clients() {
|
| 1076 |
71ca2cb2
|
Ermal
|
global $config, $g;
|
| 1077 |
|
|
|
| 1078 |
53663f57
|
jim-p
|
$clients = array();
|
| 1079 |
|
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 1080 |
|
|
foreach ($config['openvpn']['openvpn-client'] as & $settings) {
|
| 1081 |
|
|
|
| 1082 |
6b2dcac5
|
Ermal
|
if (empty($settings) || isset($settings['disable']))
|
| 1083 |
|
|
continue;
|
| 1084 |
|
|
|
| 1085 |
53663f57
|
jim-p
|
$prot = $settings['protocol'];
|
| 1086 |
95305736
|
jim-p
|
$port = ($settings['local_port']) ? ":{$settings['local_port']}" : "";
|
| 1087 |
53663f57
|
jim-p
|
|
| 1088 |
|
|
$client = array();
|
| 1089 |
|
|
$client['port'] = $settings['local_port'];
|
| 1090 |
|
|
if ($settings['description'])
|
| 1091 |
95305736
|
jim-p
|
$client['name'] = "{$settings['description']} {$prot}{$port}";
|
| 1092 |
53663f57
|
jim-p
|
else
|
| 1093 |
95305736
|
jim-p
|
$client['name'] = "Client {$prot}{$port}";
|
| 1094 |
53663f57
|
jim-p
|
|
| 1095 |
2eaa97b9
|
jim-p
|
$client['vpnid'] = $settings['vpnid'];
|
| 1096 |
|
|
$client['mgmt'] = "client{$client['vpnid']}";
|
| 1097 |
|
|
$socket = "unix://{$g['varetc_path']}/openvpn/{$client['mgmt']}.sock";
|
| 1098 |
53663f57
|
jim-p
|
$client['status']="down";
|
| 1099 |
95305736
|
jim-p
|
|
| 1100 |
|
|
$clients[] = openvpn_get_client_status($client, $socket);
|
| 1101 |
|
|
}
|
| 1102 |
|
|
}
|
| 1103 |
|
|
return $clients;
|
| 1104 |
|
|
}
|
| 1105 |
|
|
|
| 1106 |
|
|
function openvpn_get_client_status($client, $socket) {
|
| 1107 |
|
|
$errval;
|
| 1108 |
|
|
$errstr;
|
| 1109 |
|
|
$fp = @stream_socket_client($socket, $errval, $errstr, 1);
|
| 1110 |
|
|
if ($fp) {
|
| 1111 |
|
|
stream_set_timeout($fp, 1);
|
| 1112 |
|
|
/* send our status request */
|
| 1113 |
|
|
fputs($fp, "state 1\n");
|
| 1114 |
|
|
|
| 1115 |
|
|
/* recv all response lines */
|
| 1116 |
|
|
while (!feof($fp)) {
|
| 1117 |
|
|
/* read the next line */
|
| 1118 |
|
|
$line = fgets($fp, 1024);
|
| 1119 |
|
|
|
| 1120 |
|
|
$info = stream_get_meta_data($fp);
|
| 1121 |
|
|
if ($info['timed_out'])
|
| 1122 |
|
|
break;
|
| 1123 |
|
|
|
| 1124 |
|
|
/* Get the client state */
|
| 1125 |
|
|
if (strstr($line,"CONNECTED")) {
|
| 1126 |
|
|
$client['status']="up";
|
| 1127 |
|
|
$list = explode(",", $line);
|
| 1128 |
|
|
|
| 1129 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 1130 |
|
|
$client['virtual_addr'] = $list[3];
|
| 1131 |
|
|
$client['remote_host'] = $list[4];
|
| 1132 |
|
|
}
|
| 1133 |
453d9c96
|
jim-p
|
if (strstr($line,"CONNECTING")) {
|
| 1134 |
|
|
$client['status']="connecting";
|
| 1135 |
|
|
}
|
| 1136 |
|
|
if (strstr($line,"ASSIGN_IP")) {
|
| 1137 |
|
|
$client['status']="waiting";
|
| 1138 |
|
|
$list = explode(",", $line);
|
| 1139 |
|
|
|
| 1140 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 1141 |
|
|
$client['virtual_addr'] = $list[3];
|
| 1142 |
|
|
}
|
| 1143 |
|
|
if (strstr($line,"RECONNECTING")) {
|
| 1144 |
|
|
$client['status']="reconnecting";
|
| 1145 |
|
|
$list = explode(",", $line);
|
| 1146 |
|
|
|
| 1147 |
|
|
$client['connect_time'] = date("D M j G:i:s Y", $list[0]);
|
| 1148 |
|
|
$client['status'] .= "; " . $list[2];
|
| 1149 |
|
|
}
|
| 1150 |
95305736
|
jim-p
|
/* parse end of output line */
|
| 1151 |
|
|
if (strstr($line, "END") || strstr($line, "ERROR"))
|
| 1152 |
|
|
break;
|
| 1153 |
|
|
}
|
| 1154 |
|
|
|
| 1155 |
|
|
/* If up, get read/write stats */
|
| 1156 |
|
|
if (strcmp($client['status'], "up") == 0) {
|
| 1157 |
|
|
fputs($fp, "status 2\n");
|
| 1158 |
|
|
/* recv all response lines */
|
| 1159 |
|
|
while (!feof($fp)) {
|
| 1160 |
|
|
/* read the next line */
|
| 1161 |
|
|
$line = fgets($fp, 1024);
|
| 1162 |
|
|
|
| 1163 |
|
|
$info = stream_get_meta_data($fp);
|
| 1164 |
|
|
if ($info['timed_out'])
|
| 1165 |
|
|
break;
|
| 1166 |
|
|
|
| 1167 |
|
|
if (strstr($line,"TCP/UDP read bytes")) {
|
| 1168 |
|
|
$list = explode(",", $line);
|
| 1169 |
|
|
$client['bytes_recv'] = $list[1];
|
| 1170 |
53663f57
|
jim-p
|
}
|
| 1171 |
95305736
|
jim-p
|
|
| 1172 |
|
|
if (strstr($line,"TCP/UDP write bytes")) {
|
| 1173 |
|
|
$list = explode(",", $line);
|
| 1174 |
|
|
$client['bytes_sent'] = $list[1];
|
| 1175 |
53663f57
|
jim-p
|
}
|
| 1176 |
95305736
|
jim-p
|
|
| 1177 |
|
|
/* parse end of output line */
|
| 1178 |
|
|
if (strstr($line, "END"))
|
| 1179 |
|
|
break;
|
| 1180 |
53663f57
|
jim-p
|
}
|
| 1181 |
|
|
}
|
| 1182 |
95305736
|
jim-p
|
|
| 1183 |
|
|
fclose($fp);
|
| 1184 |
|
|
|
| 1185 |
|
|
} else {
|
| 1186 |
|
|
$DisplayNote=true;
|
| 1187 |
2eaa97b9
|
jim-p
|
$client['remote_host'] = "Unable to contact daemon";
|
| 1188 |
|
|
$client['virtual_addr'] = "Service not running?";
|
| 1189 |
95305736
|
jim-p
|
$client['bytes_recv'] = 0;
|
| 1190 |
|
|
$client['bytes_sent'] = 0;
|
| 1191 |
|
|
$client['connect_time'] = 0;
|
| 1192 |
53663f57
|
jim-p
|
}
|
| 1193 |
95305736
|
jim-p
|
return $client;
|
| 1194 |
53663f57
|
jim-p
|
}
|
| 1195 |
8e022a76
|
jim-p
|
|
| 1196 |
|
|
function openvpn_refresh_crls() {
|
| 1197 |
|
|
global $g, $config;
|
| 1198 |
|
|
|
| 1199 |
a8f538a8
|
jim-p
|
openvpn_create_dirs();
|
| 1200 |
8e022a76
|
jim-p
|
|
| 1201 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 1202 |
|
|
foreach ($config['openvpn']['openvpn-server'] as $settings) {
|
| 1203 |
|
|
if (empty($settings))
|
| 1204 |
|
|
continue;
|
| 1205 |
|
|
if (isset($settings['disable']))
|
| 1206 |
|
|
continue;
|
| 1207 |
|
|
// Write the settings for the keys
|
| 1208 |
|
|
switch($settings['mode']) {
|
| 1209 |
|
|
case 'p2p_tls':
|
| 1210 |
|
|
case 'server_tls':
|
| 1211 |
|
|
case 'server_tls_user':
|
| 1212 |
|
|
case 'server_user':
|
| 1213 |
|
|
if (!empty($settings['crlref'])) {
|
| 1214 |
|
|
$crl = lookup_crl($settings['crlref']);
|
| 1215 |
728003c8
|
jim-p
|
crl_update($crl);
|
| 1216 |
8e022a76
|
jim-p
|
$fpath = $g['varetc_path']."/openvpn/server{$settings['vpnid']}.crl-verify";
|
| 1217 |
|
|
file_put_contents($fpath, base64_decode($crl['text']));
|
| 1218 |
|
|
@chmod($fpath, 0644);
|
| 1219 |
|
|
}
|
| 1220 |
|
|
break;
|
| 1221 |
|
|
}
|
| 1222 |
|
|
}
|
| 1223 |
|
|
}
|
| 1224 |
|
|
}
|
| 1225 |
|
|
|
| 1226 |
a8f538a8
|
jim-p
|
function openvpn_create_dirs() {
|
| 1227 |
|
|
global $g;
|
| 1228 |
|
|
if (!is_dir("{$g['varetc_path']}/openvpn"))
|
| 1229 |
|
|
safe_mkdir("{$g['varetc_path']}/openvpn", 0750);
|
| 1230 |
|
|
if (!is_dir("{$g['varetc_path']}/openvpn-csc"))
|
| 1231 |
|
|
safe_mkdir("{$g['varetc_path']}/openvpn-csc", 0750);
|
| 1232 |
|
|
}
|
| 1233 |
|
|
|
| 1234 |
91c44185
|
jim-p
|
function openvpn_get_interface_ip($ip, $mask) {
|
| 1235 |
|
|
$baselong = ip2long32($ip) & ip2long($mask);
|
| 1236 |
|
|
$ip1 = long2ip32($baselong + 1);
|
| 1237 |
|
|
$ip2 = long2ip32($baselong + 2);
|
| 1238 |
|
|
return array($ip1, $ip2);
|
| 1239 |
|
|
}
|
| 1240 |
|
|
|
| 1241 |
|
|
function openvpn_get_interface_ipv6($ipv6, $prefix) {
|
| 1242 |
|
|
$basev6 = gen_subnetv6($ipv6, $prefix);
|
| 1243 |
|
|
// Is there a better way to do this math?
|
| 1244 |
|
|
$ipv6_arr = explode(':', $basev6);
|
| 1245 |
|
|
$last = hexdec(array_pop($ipv6_arr));
|
| 1246 |
fe9c774d
|
Phil Davis
|
$ipv6_1 = Net_IPv6::compress(Net_IPv6::uncompress(implode(':', $ipv6_arr) . ':' . dechex($last + 1)));
|
| 1247 |
|
|
$ipv6_2 = Net_IPv6::compress(Net_IPv6::uncompress(implode(':', $ipv6_arr) . ':' . dechex($last + 2)));
|
| 1248 |
91c44185
|
jim-p
|
return array($ipv6_1, $ipv6_2);
|
| 1249 |
|
|
}
|
| 1250 |
|
|
|
| 1251 |
|
|
function openvpn_clear_route($mode, $settings) {
|
| 1252 |
|
|
if (empty($settings['tunnel_network']))
|
| 1253 |
|
|
return;
|
| 1254 |
|
|
list($ip, $cidr) = explode('/', $settings['tunnel_network']);
|
| 1255 |
|
|
$mask = gen_subnet_mask($cidr);
|
| 1256 |
6ca938cf
|
jim-p
|
$clear_route = false;
|
| 1257 |
|
|
|
| 1258 |
91c44185
|
jim-p
|
switch($settings['mode']) {
|
| 1259 |
6ca938cf
|
jim-p
|
case 'shared_key':
|
| 1260 |
|
|
$clear_route = true;
|
| 1261 |
|
|
break;
|
| 1262 |
91c44185
|
jim-p
|
case 'p2p_tls':
|
| 1263 |
|
|
case 'p2p_shared_key':
|
| 1264 |
6d0b9fe9
|
jim-p
|
if ($cidr == 30)
|
| 1265 |
6ca938cf
|
jim-p
|
$clear_route = true;
|
| 1266 |
91c44185
|
jim-p
|
break;
|
| 1267 |
|
|
}
|
| 1268 |
6ca938cf
|
jim-p
|
|
| 1269 |
6d0b9fe9
|
jim-p
|
if ($clear_route && !empty($ip) && !empty($mask)) {
|
| 1270 |
6ca938cf
|
jim-p
|
list($ip1, $ip2) = openvpn_get_interface_ip($ip, $mask);
|
| 1271 |
|
|
$ip_to_clear = ($mode == "server") ? $ip1 : $ip2;
|
| 1272 |
615d7f0a
|
Ermal
|
/* XXX: Family for route? */
|
| 1273 |
6ca938cf
|
jim-p
|
mwexec("/sbin/route -q delete {$ip_to_clear}");
|
| 1274 |
|
|
}
|
| 1275 |
91c44185
|
jim-p
|
}
|
| 1276 |
|
|
|
| 1277 |
a28d40cb
|
jim-p
|
function openvpn_gen_routes($value, $ipproto = "ipv4", $push = false) {
|
| 1278 |
|
|
$routes = "";
|
| 1279 |
|
|
if (empty($value))
|
| 1280 |
|
|
return "";
|
| 1281 |
|
|
$networks = explode(',', $value);
|
| 1282 |
|
|
|
| 1283 |
|
|
foreach ($networks as $network) {
|
| 1284 |
|
|
if ($ipproto == "ipv4")
|
| 1285 |
|
|
$route = openvpn_gen_route_ipv4($network);
|
| 1286 |
|
|
else
|
| 1287 |
|
|
$route = openvpn_gen_route_ipv6($network);
|
| 1288 |
|
|
|
| 1289 |
|
|
if ($push)
|
| 1290 |
|
|
$routes .= "push \"{$route}\"\n";
|
| 1291 |
|
|
else
|
| 1292 |
|
|
$routes .= "{$route}\n";
|
| 1293 |
|
|
}
|
| 1294 |
|
|
return $routes;
|
| 1295 |
|
|
}
|
| 1296 |
|
|
|
| 1297 |
|
|
function openvpn_gen_route_ipv4($network) {
|
| 1298 |
|
|
list($ip, $mask) = explode('/', trim($network));
|
| 1299 |
|
|
$mask = gen_subnet_mask($mask);
|
| 1300 |
|
|
return "route $ip $mask";
|
| 1301 |
|
|
}
|
| 1302 |
|
|
|
| 1303 |
|
|
function openvpn_gen_route_ipv6($network) {
|
| 1304 |
|
|
list($ipv6, $prefix) = explode('/', trim($network));
|
| 1305 |
|
|
if (empty($prefix))
|
| 1306 |
|
|
$prefix = "128";
|
| 1307 |
|
|
return "route-ipv6 ${ipv6}/${prefix}";
|
| 1308 |
|
|
}
|
| 1309 |
|
|
|
| 1310 |
699125b1
|
jim-p
|
function openvpn_get_settings($mode, $vpnid) {
|
| 1311 |
|
|
global $config;
|
| 1312 |
|
|
|
| 1313 |
|
|
if (is_array($config['openvpn']['openvpn-server'])) {
|
| 1314 |
|
|
foreach ($config['openvpn']['openvpn-server'] as $settings) {
|
| 1315 |
|
|
if (isset($settings['disable']))
|
| 1316 |
|
|
continue;
|
| 1317 |
|
|
|
| 1318 |
|
|
if ($vpnid != 0 && $vpnid == $settings['vpnid'])
|
| 1319 |
|
|
return $settings;
|
| 1320 |
|
|
}
|
| 1321 |
|
|
}
|
| 1322 |
|
|
|
| 1323 |
|
|
if (is_array($config['openvpn']['openvpn-client'])) {
|
| 1324 |
|
|
foreach ($config['openvpn']['openvpn-client'] as $settings) {
|
| 1325 |
|
|
if (isset($settings['disable']))
|
| 1326 |
|
|
continue;
|
| 1327 |
|
|
|
| 1328 |
|
|
if ($vpnid != 0 && $vpnid == $settings['vpnid'])
|
| 1329 |
|
|
return $settings;
|
| 1330 |
|
|
}
|
| 1331 |
|
|
}
|
| 1332 |
|
|
|
| 1333 |
|
|
return array();
|
| 1334 |
|
|
}
|
| 1335 |
|
|
|
| 1336 |
|
|
function openvpn_restart_by_vpnid($mode, $vpnid) {
|
| 1337 |
|
|
$settings = openvpn_get_settings($mode, $vpnid);
|
| 1338 |
|
|
openvpn_restart($mode, $settings);
|
| 1339 |
|
|
}
|
| 1340 |
|
|
|
| 1341 |
756720e2
|
Pierre POMES
|
?>
|