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vpn_openvpn_csc.php
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vpn_openvpn_csc.php
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<?php
/*
* vpn_openvpn_csc.php
*
* part of pfSense (https://www.pfsense.org)
* Copyright (c) 2004-2013 BSD Perimeter
* Copyright (c) 2013-2016 Electric Sheep Fencing
* Copyright (c) 2014-2024 Rubicon Communications, LLC (Netgate)
* Copyright (c) 2008 Shrew Soft Inc.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
##|+PRIV
##|*IDENT=page-openvpn-csc
##|*NAME=OpenVPN: Client Specific Override
##|*DESCR=Allow access to the 'OpenVPN: Client Specific Override' page.
##|*MATCH=vpn_openvpn_csc.php*
##|-PRIV
require_once("guiconfig.inc");
require_once("openvpn.inc");
require_once("pfsense-utils.inc");
require_once("pkg-utils.inc");
global $openvpn_tls_server_modes, $openvpn_ping_action;
config_init_path('openvpn/openvpn-csc');
config_init_path('openvpn/openvpn-server');
$serveroptionlist = array();
foreach (config_get_path('openvpn/openvpn-server', []) as $serversettings) {
if (in_array($serversettings['mode'], $openvpn_tls_server_modes)) {
$serveroptionlist[$serversettings['vpnid']] = sprintf(gettext("OpenVPN Server %d: %s"), $serversettings['vpnid'], $serversettings['description']);
}
}
if (isset($_REQUEST['id']) && is_numericint($_REQUEST['id'])) {
$id = $_REQUEST['id'];
}
if (isset($_REQUEST['act'])) {
$act = $_REQUEST['act'];
}
$user_entry = getUserEntry($_SESSION['Username']);
$user_entry = $user_entry['item'];
$user_can_edit_advanced = (isAdminUID($_SESSION['Username']) || userHasPrivilege($user_entry, "page-openvpn-csc-advanced") || userHasPrivilege($user_entry, "page-all"));
$this_csc_config = isset($id) ? config_get_path("openvpn/openvpn-csc/{$id}") : null;
if ($_POST['act'] == "del") {
if (!$this_csc_config) {
pfSenseHeader("vpn_openvpn_csc.php");
exit;
}
if (!$user_can_edit_advanced && !empty($this_csc_config['custom_options'])) {
$input_errors[] = gettext("This user does not have sufficient privileges to delete an instance with Advanced options set.");
} else {
$wc_msg = sprintf(gettext('Deleted OpenVPN client specific override %1$s %2$s'), $this_csc_config['common_name'], $this_csc_config['description']);
openvpn_delete_csc($this_csc_config);
config_del_path("openvpn/openvpn-csc/{$id}");
write_config($wc_msg);
$savemsg = gettext("Client specific override successfully deleted.");
services_unbound_configure(false);
}
}
if (($act == "edit") || ($act == "dup")) {
if ($this_csc_config) {
$pconfig['keep_minimal'] = isset($this_csc_config['keep_minimal']);
// Handle the "Reset Options" list
if (!empty($this_csc_config['remove_options'])) {
$pconfig['override_options'] = 'remove_specified';
$pconfig['remove_options'] = explode(',', $this_csc_config['remove_options']);
} elseif (isset($this_csc_config['push_reset'])) {
$pconfig['override_options'] = 'push_reset';
}
$pconfig['server_list'] = array_filter(explode(",", $this_csc_config['server_list']));
$pconfig['custom_options'] = $this_csc_config['custom_options'];
$pconfig['disable'] = isset($this_csc_config['disable']);
$pconfig['common_name'] = $this_csc_config['common_name'];
$pconfig['block'] = $this_csc_config['block'];
$pconfig['description'] = $this_csc_config['description'];
$pconfig['tunnel_network'] = $this_csc_config['tunnel_network'];
$pconfig['tunnel_networkv6'] = $this_csc_config['tunnel_networkv6'];
$pconfig['local_network'] = $this_csc_config['local_network'];
$pconfig['local_networkv6'] = $this_csc_config['local_networkv6'];
$pconfig['gateway'] = $this_csc_config['gateway'];
$pconfig['gateway6'] = $this_csc_config['gateway6'];
$pconfig['remote_network'] = $this_csc_config['remote_network'];
$pconfig['remote_networkv6'] = $this_csc_config['remote_networkv6'];
$pconfig['gwredir'] = $this_csc_config['gwredir'];
$pconfig['gwredir6'] = $this_csc_config['gwredir6'];
$pconfig['inactive_seconds'] = $this_csc_config['inactive_seconds'];
$pconfig['ping_seconds'] = $this_csc_config['ping_seconds'];
$pconfig['ping_action'] = $this_csc_config['ping_action'];
$pconfig['ping_action_seconds'] = $this_csc_config['ping_action_seconds'];
$pconfig['dns_domain'] = $this_csc_config['dns_domain'];
if ($pconfig['dns_domain']) {
$pconfig['dns_domain_enable'] = true;
}
$pconfig['dns_server1'] = $this_csc_config['dns_server1'];
$pconfig['dns_server2'] = $this_csc_config['dns_server2'];
$pconfig['dns_server3'] = $this_csc_config['dns_server3'];
$pconfig['dns_server4'] = $this_csc_config['dns_server4'];
if ($pconfig['dns_server1'] ||
$pconfig['dns_server2'] ||
$pconfig['dns_server3'] ||
$pconfig['dns_server4']) {
$pconfig['dns_server_enable'] = true;
}
$pconfig['push_blockoutsidedns'] = $this_csc_config['push_blockoutsidedns'];
$pconfig['push_register_dns'] = $this_csc_config['push_register_dns'];
$pconfig['ntp_server1'] = $this_csc_config['ntp_server1'];
$pconfig['ntp_server2'] = $this_csc_config['ntp_server2'];
if ($pconfig['ntp_server1'] ||
$pconfig['ntp_server2']) {
$pconfig['ntp_server_enable'] = true;
}
$pconfig['netbios_enable'] = $this_csc_config['netbios_enable'];
$pconfig['netbios_ntype'] = $this_csc_config['netbios_ntype'];
$pconfig['netbios_scope'] = $this_csc_config['netbios_scope'];
$pconfig['wins_server1'] = $this_csc_config['wins_server1'];
$pconfig['wins_server2'] = $this_csc_config['wins_server2'];
if ($pconfig['wins_server1'] ||
$pconfig['wins_server2']) {
$pconfig['wins_server_enable'] = true;
}
$pconfig['nbdd_server1'] = $this_csc_config['nbdd_server1'];
$pconfig['nbdd_server2'] = $this_csc_config['nbdd_server2'];
if ($pconfig['nbdd_server1'] || $pconfig['nbdd_server2']) {
$pconfig['nbdd_server_enable'] = true;
}
}
}
if ($act == "dup") {
$act = "new";
unset($id);
}
if ($_POST['save']) {
unset($input_errors);
$pconfig = $_POST;
/* input validation */
if (isset($pconfig['custom_options']) &&
($pconfig['custom_options'] != $this_csc_config['custom_options']) &&
!$user_can_edit_advanced) {
$input_errors[] = gettext("This user does not have sufficient privileges to edit Advanced options on this instance.");
}
if (!$user_can_edit_advanced && !empty($this_csc_config['custom_options'])) {
// Restore the "custom options" field
$pconfig['custom_options'] = $this_csc_config['custom_options'];
}
if (!empty($pconfig['server_list'])) {
if (is_array($pconfig['server_list'])) {
foreach ($pconfig['server_list'] as $server) {
if (!array_key_exists(trim($server), $serveroptionlist)) {
$input_errors[] = gettext("The server list contains an invalid entry.");
}
}
} else {
$input_errors[] = gettext("The server list is invalid");
}
}
if (!empty($pconfig['tunnel_network']) && !openvpn_validate_tunnel_network($pconfig['tunnel_network'], 'ipv4')) {
$input_errors[] = gettext("The field 'IPv4 Tunnel Network' must contain a valid IPv4 subnet with CIDR mask or an alias with a single IPv4 subnet with CIDR mask.");
}
if (!empty($pconfig['tunnel_networkv6']) && !openvpn_validate_tunnel_network($pconfig['tunnel_networkv6'], 'ipv6')) {
$input_errors[] = gettext("The field 'IPv6 Tunnel Network' must contain a valid IPv6 prefix or an alias with a single IPv6 prefix.");
}
if (empty($pconfig['gwredir']) && ($result = openvpn_validate_cidr($pconfig['local_network'], 'IPv4 Local Network', true, "ipv4", true))) {
$input_errors[] = $result;
}
if (empty($pconfig['gwredir6']) && ($result = openvpn_validate_cidr($pconfig['local_networkv6'], 'IPv6 Local Network', true, "ipv6", true))) {
$input_errors[] = $result;
}
if (!empty($pconfig['gateway']) && !is_ipaddrv4($pconfig['gateway'])) {
$input_errors[] = gettext("The specified IPv4 gateway address is invalid.");
}
if (!empty($pconfig['gateway6']) && !is_ipaddrv6($pconfig['gateway6'])) {
$input_errors[] = gettext("The specified IPv6 gateway address is invalid.");
}
if ($result = openvpn_validate_cidr($pconfig['remote_network'], 'IPv4 Remote Network', true, "ipv4", true)) {
$input_errors[] = $result;
}
if ($result = openvpn_validate_cidr($pconfig['remote_networkv6'], 'IPv6 Remote Network', true, "ipv6", true)) {
$input_errors[] = $result;
}
if (!empty($pconfig['inactive_seconds']) && !is_numericint($pconfig['inactive_seconds'])) {
$input_errors[] = gettext('The supplied "Inactivity Timeout" value is invalid.');
}
if (!empty($pconfig['ping_seconds']) && !is_numericint($pconfig['ping_seconds'])) {
$input_errors[] = gettext('The supplied "Ping Interval" value is invalid.');
}
if (!empty($pconfig['ping_action']) && ($pconfig['ping_action'] != 'default')) {
if (!isset($openvpn_ping_action[$pconfig['ping_action']])) {
$input_errors[] = gettext('The field "Ping Action" contains an invalid selection.');
}
if (!is_numericint($pconfig['ping_action_seconds'])) {
$input_errors[] = gettext('The supplied "Ping Action" timeout value is invalid.');
}
}
if ($pconfig['dns_server_enable']) {
if (!empty($pconfig['dns_server1']) && !is_ipaddr(trim($pconfig['dns_server1']))) {
$input_errors[] = gettext("The field 'DNS Server #1' must contain a valid IP address");
}
if (!empty($pconfig['dns_server2']) && !is_ipaddr(trim($pconfig['dns_server2']))) {
$input_errors[] = gettext("The field 'DNS Server #2' must contain a valid IP address");
}
if (!empty($pconfig['dns_server3']) && !is_ipaddr(trim($pconfig['dns_server3']))) {
$input_errors[] = gettext("The field 'DNS Server #3' must contain a valid IP address");
}
if (!empty($pconfig['dns_server4']) && !is_ipaddr(trim($pconfig['dns_server4']))) {
$input_errors[] = gettext("The field 'DNS Server #4' must contain a valid IP address");
}
}
if ($pconfig['ntp_server_enable']) {
if (!empty($pconfig['ntp_server1']) && !is_ipaddr(trim($pconfig['ntp_server1']))) {
$input_errors[] = gettext("The field 'NTP Server #1' must contain a valid IP address");
}
if (!empty($pconfig['ntp_server2']) && !is_ipaddr(trim($pconfig['ntp_server2']))) {
$input_errors[] = gettext("The field 'NTP Server #2' must contain a valid IP address");
}
if (!empty($pconfig['ntp_server3']) && !is_ipaddr(trim($pconfig['ntp_server3']))) {
$input_errors[] = gettext("The field 'NTP Server #3' must contain a valid IP address");
}
if (!empty($pconfig['ntp_server4']) && !is_ipaddr(trim($pconfig['ntp_server4']))) {
$input_errors[] = gettext("The field 'NTP Server #4' must contain a valid IP address");
}
}
if ($pconfig['netbios_enable']) {
if ($pconfig['wins_server_enable']) {
if (!empty($pconfig['wins_server1']) && !is_ipaddr(trim($pconfig['wins_server1']))) {
$input_errors[] = gettext("The field 'WINS Server #1' must contain a valid IP address");
}
if (!empty($pconfig['wins_server2']) && !is_ipaddr(trim($pconfig['wins_server2']))) {
$input_errors[] = gettext("The field 'WINS Server #2' must contain a valid IP address");
}
}
if ($pconfig['nbdd_server_enable']) {
if (!empty($pconfig['nbdd_server1']) && !is_ipaddr(trim($pconfig['nbdd_server1']))) {
$input_errors[] = gettext("The field 'NetBIOS Data Distribution Server #1' must contain a valid IP address");
}
if (!empty($pconfig['nbdd_server2']) && !is_ipaddr(trim($pconfig['nbdd_server2']))) {
$input_errors[] = gettext("The field 'NetBIOS Data Distribution Server #2' must contain a valid IP address");
}
}
if (!empty($pconfig['netbios_ntype']) &&
!array_key_exists($pconfig['netbios_ntype'], $netbios_nodetypes)) {
$input_errors[] = gettext("The selected NetBIOS Node Type is not valid.");
}
}
$reqdfields[] = 'common_name';
$reqdfieldsn[] = 'Common name';
do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);
if (!$input_errors) {
$csc = array();
// Handle "Reset Server Options" and "Reset Options"
if ($pconfig['override_options'] == 'push_reset') {
$csc['push_reset'] = true;
} elseif (($pconfig['override_options'] == 'remove_specified') && !empty($pconfig['remove_options'])) {
$csc['remove_options'] = implode(',', $pconfig['remove_options']);
}
if (isset($pconfig['keep_minimal']) && (isset($csc['push_reset']) || isset($csc['remove_options']))) {
$csc['keep_minimal'] = true;
}
if (is_array($pconfig['server_list'])) {
$csc['server_list'] = implode(",", $pconfig['server_list']);
} else {
$csc['server_list'] = "";
}
$csc['custom_options'] = $pconfig['custom_options'];
if ($_POST['disable'] == "yes") {
$csc['disable'] = true;
}
$csc['common_name'] = $pconfig['common_name'];
$csc['block'] = $pconfig['block'];
$csc['description'] = $pconfig['description'];
$csc['tunnel_network'] = $pconfig['tunnel_network'];
$csc['tunnel_networkv6'] = $pconfig['tunnel_networkv6'];
$csc['gateway'] = $pconfig['gateway'];
$csc['gateway6'] = $pconfig['gateway6'];
// Don't push routes if redirecting all traffic.
if (!empty($pconfig['gwredir'])) {
$csc['gwredir'] = $pconfig['gwredir'];
} else {
$csc['local_network'] = $pconfig['local_network'];
}
if (!empty($pconfig['gwredir6'])) {
$csc['gwredir6'] = $pconfig['gwredir6'];
} else {
$csc['local_networkv6'] = $pconfig['local_networkv6'];
}
$csc['remote_network'] = $pconfig['remote_network'];
$csc['remote_networkv6'] = $pconfig['remote_networkv6'];
if (is_numericint($pconfig['inactive_seconds'])) {
$csc['inactive_seconds'] = $pconfig['inactive_seconds'];
}
if (is_numericint($pconfig['ping_seconds'])) {
$csc['ping_seconds'] = $pconfig['ping_seconds'];
}
if (!empty($pconfig['ping_action']) && ($pconfig['ping_action'] != 'default')) {
$csc['ping_action'] = $pconfig['ping_action'];
$csc['ping_action_seconds'] = $pconfig['ping_action_seconds'];
}
if ($pconfig['dns_domain_enable']) {
$csc['dns_domain'] = $pconfig['dns_domain'];
}
if ($pconfig['dns_server_enable']) {
$csc['dns_server1'] = $pconfig['dns_server1'];
$csc['dns_server2'] = $pconfig['dns_server2'];
$csc['dns_server3'] = $pconfig['dns_server3'];
$csc['dns_server4'] = $pconfig['dns_server4'];
}
$csc['push_blockoutsidedns'] = $pconfig['push_blockoutsidedns'];
$csc['push_register_dns'] = $pconfig['push_register_dns'];
if ($pconfig['ntp_server_enable']) {
$csc['ntp_server1'] = $pconfig['ntp_server1'];
$csc['ntp_server2'] = $pconfig['ntp_server2'];
}
$csc['netbios_enable'] = $pconfig['netbios_enable'];
if ($pconfig['netbios_enable']) {
$csc['netbios_ntype'] = $pconfig['netbios_ntype'];
$csc['netbios_scope'] = $pconfig['netbios_scope'];
if ($pconfig['wins_server_enable']) {
$csc['wins_server1'] = $pconfig['wins_server1'];
$csc['wins_server2'] = $pconfig['wins_server2'];
}
if ($pconfig['nbdd_server_enable']) {
$csc['nbdd_server1'] = $pconfig['nbdd_server1'];
$csc['nbdd_server2'] = $pconfig['nbdd_server2'];
}
}
if (($act == 'new') || (!empty($csc['disable']) ^ !empty($this_csc_config['disable'])) ||
($csc['tunnel_network'] != $this_csc_config['tunnel_network']) ||
($csc['tunnel_networkv6'] != $this_csc_config['tunnel_networkv6'])) {
$csc['unbound_restart'] = true;
}
if ($this_csc_config) {
$old_csc = $this_csc_config;
config_set_path("openvpn/openvpn-csc/{$id}", $csc);
$wc_msg = sprintf(gettext('Updated OpenVPN client specific override %1$s %2$s'), $csc['common_name'], $csc['description']);
} else {
config_set_path('openvpn/openvpn-csc/', $csc);
$wc_msg = sprintf(gettext('Added OpenVPN client specific override %1$s %2$s'), $csc['common_name'], $csc['description']);
}
if (!empty($old_csc['common_name'])) {
openvpn_delete_csc($old_csc);
}
openvpn_resync_csc($csc);
write_config($wc_msg);
services_unbound_configure(false);
header("Location: vpn_openvpn_csc.php");
exit;
}
}
$pgtitle = array(gettext("VPN"), gettext("OpenVPN"), gettext("Client Specific Overrides"));
$pglinks = array("", "vpn_openvpn_server.php", "vpn_openvpn_csc.php");
if ($act=="new" || $act=="edit") {
$pgtitle[] = gettext('Edit');
$pglinks[] = "@self";
}
$shortcut_section = "openvpn";
include("head.inc");
if ($input_errors) {
print_input_errors($input_errors);
}
if ($savemsg) {
print_info_box($savemsg, 'success');
}
$tab_array = array();
$tab_array[] = array(gettext("Servers"), false, "vpn_openvpn_server.php");
$tab_array[] = array(gettext("Clients"), false, "vpn_openvpn_client.php");
$tab_array[] = array(gettext("Client Specific Overrides"), true, "vpn_openvpn_csc.php");
$tab_array[] = array(gettext("Wizards"), false, "wizard.php?xml=openvpn_wizard.xml");
add_package_tabs("OpenVPN", $tab_array);
display_top_tabs($tab_array);
if ($act == "new" || $act == "edit"):
$form = new Form();
$section = new Form_Section('General Information');
$section->addInput(new Form_Input(
'description',
'Description',
'text',
$pconfig['description']
))->setHelp('A description of this override for administrative reference.');
$section->addInput(new Form_Checkbox(
'disable',
'Disable',
'Disable this override',
$pconfig['disable']
))->setHelp('Set this option to disable this client-specific override without removing it from the list.');
$form->add($section);
$section = new Form_Section('Override Configuration');
$section->addInput(new Form_Input(
'common_name',
'*Common Name',
'text',
$pconfig['common_name']
))->setHelp('Enter the X.509 common name for the client certificate, or the username for VPNs utilizing password authentication. This match is case sensitive. Enter "DEFAULT" to override default client behavior.');
$section->addInput(new Form_Checkbox(
'block',
'Connection blocking',
'Block this client connection based on its common name.',
$pconfig['block']
))->setHelp('Prevents the client from connecting to this server. Do not use this option to permanently disable a client due to a compromised key or password. Use a CRL (certificate revocation list) instead.');
$section->addInput(new Form_Select(
'server_list',
'Server List',
$pconfig['server_list'],
$serveroptionlist,
true
))->setHelp('Select the servers that will utilize this override. When no servers are selected, the override will apply to all servers.');
$section->addInput(new Form_Select(
'override_options',
'Reset Server Options',
($pconfig['override_options'] ?? 'default'),
[
'default' => 'Keep all server options (default)',
'push_reset' => 'Reset all options',
'remove_specified' => 'Remove specified options'
]
))->setHelp('Prevent this client from receiving server-defined client settings. Other client-specific options on this page will supersede these options.');
$section->addInput(new Form_Select(
'remove_options',
'Remove Options',
$pconfig['remove_options'],
[
'remove_route' => 'Local Routes & Gateways',
'remove_iroute' => 'Remote Routes',
'remove_redirect_gateway' => 'Redirect Gateways',
'remove_inactive' => 'Inactivity Timeout',
'remove_ping' => 'Client Ping',
'remove_ping_action' => 'Ping Action',
'remove_dnsdomain' => 'DNS Domains',
'remove_dnsservers' => 'DNS Servers',
'remove_blockoutsidedns' => 'Block Outside DNS',
'remove_ntpservers' => 'NTP Options',
'remove_netbios_ntype' => 'NetBIOS Type',
'remove_netbios_scope' => 'NetBIOS Scope',
'remove_wins' => 'WINS Options'
],
true
))->addClass('remove_options')->setHelp('A "push-remove" option will be sent to the client for the selected options, removing the respective server-defined option.');
$section->addInput(new Form_Checkbox(
'keep_minimal',
'Keep minimal options',
'Automatically determine the client topology and gateway',
$pconfig['keep_minimal']
))->setHelp('If checked, generate the required client configuration when server options are reset or removed.');
$form->add($section);
$section = new Form_Section('Tunnel Settings');
$section->addInput(new Form_Input(
'tunnel_network',
'IPv4 Tunnel Network',
'text',
$pconfig['tunnel_network']
))->setHelp('The virtual IPv4 network or network type alias with a single entry used for private communications between this client and the server expressed using CIDR (e.g. 10.0.8.5/24). %1$s' .
'With subnet topology, enter the client IP address and the subnet mask must match the IPv4 Tunnel Network on the server. %1$s' .
'With net30 topology, the first network address of the /30 is assumed to be the server address and the second network address will be assigned to the client.',
'<br />');
$section->addInput(new Form_Input(
'tunnel_networkv6',
'IPv6 Tunnel Network',
'text',
$pconfig['tunnel_networkv6']
))->setHelp('The virtual IPv6 network or network type alias with a single entry used for private communications between this client and the server expressed using prefix (e.g. 2001:db9:1:1::100/64). %1$s' .
'Enter the client IPv6 address and prefix. The prefix must match the IPv6 Tunnel Network prefix on the server. ',
'<br />');
$section->addInput(new Form_Input(
'gateway',
'IPv4 Gateway',
'text',
$pconfig['gateway']
))->setHelp('This is the IPv4 Gateway to push to the client. Normally it is left blank and determined automatically.');
$section->addInput(new Form_Input(
'gateway6',
'IPv6 Gateway',
'text',
$pconfig['gateway6']
))->setHelp('This is the IPv6 Gateway to push to the client. Normally it is left blank and determined automatically.');
$section->addInput(new Form_Checkbox(
'gwredir',
'Redirect IPv4 Gateway',
'Force all client generated IPv4 traffic through the tunnel.',
$pconfig['gwredir']
));
$section->addInput(new Form_Checkbox(
'gwredir6',
'Redirect IPv6 Gateway',
'Force all client-generated IPv6 traffic through the tunnel.',
$pconfig['gwredir6']
));
$section->addInput(new Form_Input(
'local_network',
'IPv4 Local Network/s',
'text',
$pconfig['local_network']
))->setHelp('These are the IPv4 server-side networks that will be accessible from this particular client. Expressed as a comma-separated list of one or more CIDR ranges or host/network type aliases. %1$s' .
'NOTE: Networks do not need to be specified here if they have already been defined on the main server configuration.',
'<br />');
$section->addInput(new Form_Input(
'local_networkv6',
'IPv6 Local Network/s',
'text',
$pconfig['local_networkv6']
))->setHelp('These are the IPv6 server-side networks that will be accessible from this particular client. Expressed as a comma-separated list of one or more IP/PREFIX networks.%1$s' .
'NOTE: Networks do not need to be specified here if they have already been defined on the main server configuration.',
'<br />');
$section->addInput(new Form_Input(
'remote_network',
'IPv4 Remote Network/s',
'text',
$pconfig['remote_network']
))->setHelp('These are the IPv4 client-side networks that will be routed to this client specifically using iroute, so that a site-to-site VPN can be established. ' .
'Expressed as a comma-separated list of one or more CIDR ranges. May be left blank if there are no client-side networks to be routed.%1$s' .
'NOTE: Remember to add these subnets to the IPv4 Remote Networks list on the corresponding OpenVPN server settings.',
'<br />');
$section->addInput(new Form_Input(
'remote_networkv6',
'IPv6 Remote Network/s',
'text',
$pconfig['remote_networkv6']
))->setHelp('These are the IPv6 client-side networks that will be routed to this client specifically using iroute, so that a site-to-site VPN can be established. ' .
'Expressed as a comma-separated list of one or more IP/PREFIX networks. May be left blank if there are no client-side networks to be routed.%1$s' .
'NOTE: Remember to add these subnets to the IPv6 Remote Networks list on the corresponding OpenVPN server settings.',
'<br />');
$form->add($section);
$section = new Form_Section('Other Client Settings');
$section->addInput(new Form_Input(
'inactive_seconds',
'Inactivity Timeout',
'number',
$pconfig['inactive_seconds'],
['min' => '0']
))->setHelp('Set connection inactivity timeout')->setWidth(3);
$section->addInput(new Form_Input(
'ping_seconds',
'Ping Interval',
'number',
$pconfig['ping_seconds'],
['min' => '0']
))->setHelp('Set peer ping interval')->setWidth(3);
$group = new Form_Group('Ping Action');
$group->add(new Form_Select(
'ping_action',
null,
$pconfig['ping_action'] ?? 'default',
array_merge([
'default' => 'Don\'t override option (default)'
], $openvpn_ping_action)
))->setHelp('Exit or restart OpenVPN client after server timeout')->setWidth(4);
$group->add(new Form_Input(
'ping_action_seconds',
'timeout seconds',
'number',
$pconfig['ping_action_seconds'],
['min' => '0']
))->setWidth(2)->addClass('ping_action_seconds');
$section->add($group);
$section->addInput(new Form_Checkbox(
'dns_domain_enable',
'DNS Default Domain',
'Provide a default domain name to clients',
$pconfig['dns_domain_enable']
));
$group = new Form_Group('DNS Domain');
$group->addClass('dnsdomain');
$group->add(new Form_Input(
'dns_domain',
'DNS Domain',
'text',
$pconfig['dns_domain']
));
$section->add($group);
// DNS servers
$section->addInput(new Form_Checkbox(
'dns_server_enable',
'DNS Servers',
'Provide a DNS server list to clients',
$pconfig['dns_server_enable']
));
$group = new Form_Group(null);
$group->addClass('dnsservers');
$group->add(new Form_Input(
'dns_server1',
null,
'text',
$pconfig['dns_server1']
))->setHelp('Server 1');
$group->add(new Form_Input(
'dns_server2',
null,
'text',
$pconfig['dns_server2']
))->setHelp('Server 2');
$group->add(new Form_Input(
'dns_server3',
null,
'text',
$pconfig['dns_server3']
))->setHelp('Server 3');
$group->add(new Form_Input(
'dns_server4',
null,
'text',
$pconfig['dns_server4']
))->setHelp('Server 4');
$section->add($group);
$section->addInput(new Form_Checkbox(
'push_blockoutsidedns',
'Block Outside DNS',
'Make Windows 10 Clients Block access to DNS servers except across OpenVPN while connected, forcing clients to use only VPN DNS servers.',
$pconfig['push_blockoutsidedns']
))->setHelp('Requires Windows 10 and OpenVPN 2.3.9 or later. Only Windows 10 is prone to DNS leakage in this way, other clients will ignore the option as they are not affected.');
$section->addInput(new Form_Checkbox(
'push_register_dns',
'Force DNS cache update',
'Run "net stop dnscache", "net start dnscache", "ipconfig /flushdns" and "ipconfig /registerdns" on connection initiation.',
$pconfig['push_register_dns']
))->setHelp('This is known to kick Windows into recognizing pushed DNS servers.');
// NTP servers
$section->addInput(new Form_Checkbox(
'ntp_server_enable',
'NTP Servers',
'Provide an NTP server list to clients',
$pconfig['ntp_server_enable']
));
$group = new Form_Group(null);
$group->addClass('ntpservers');
$group->add(new Form_Input(
'ntp_server1',
null,
'text',
$pconfig['ntp_server1']
))->setHelp('Server 1');
$group->add(new Form_Input(
'ntp_server2',
null,
'text',
$pconfig['ntp_server2']
))->setHelp('Server 2');
$section->add($group);
// NetBIOS - For this section we need to use JavaScript hiding since there
// are nested toggles
$section->addInput(new Form_Checkbox(
'netbios_enable',
'NetBIOS Options',
'Enable NetBIOS over TCP/IP',
$pconfig['netbios_enable']
))->setHelp('If this option is not set, all NetBIOS-over-TCP/IP options (including WINS) will be disabled. ');
$section->addInput(new Form_Select(
'netbios_ntype',
'Node Type',
$pconfig['netbios_ntype'],
$netbios_nodetypes
))->setHelp('Possible options: b-node (broadcasts), p-node (point-to-point name queries to a WINS server), m-node (broadcast then query name server), ' .
'and h-node (query name server, then broadcast). ');
$section->addInput(new Form_Input(
'netbios_scope',
null,
'text',
$pconfig['netbios_scope']
))->setHelp('A NetBIOS Scope ID provides an extended naming service for NetBIOS over TCP/IP. ' .
'The NetBIOS scope ID isolates NetBIOS traffic on a single network to only those nodes with the same NetBIOS scope ID. ');
$section->addInput(new Form_Checkbox(
'wins_server_enable',
'WINS servers',
'Provide a WINS server list to clients',
$pconfig['wins_server_enable']
));
$group = new Form_Group(null);
$group->add(new Form_Input(
'wins_server1',
null,
'text',
$pconfig['wins_server1']
))->setHelp('Server 1');
$group->add(new Form_Input(
'wins_server2',
null,
'text',
$pconfig['wins_server2']
))->setHelp('Server 2');
$group->addClass('winsservers');
$section->add($group);
$section->addInput(new Form_Checkbox(
'nbdd_server_enable',
'NBDD servers',
'Provide a NetBIOS over TCP/IP Datagram Distribution Servers list to clients',
$pconfig['nbdd_server_enable']
));
$group = new Form_Group(null);
$group->add(new Form_Input(
'nbdd_server1',
null,
'text',
$pconfig['nbdd_server1']
))->setHelp('Server 1');
$group->add(new Form_Input(
'nbdd_server2',
null,
'text',
$pconfig['nbdd_server2']
))->setHelp('Server 2');
$group->addClass('nbddservers');
$section->add($group);
$custops = new Form_Textarea(
'custom_options',
'Advanced',
$pconfig['custom_options']
);
if (!$user_can_edit_advanced) {
$custops->setDisabled();
}
$section->addInput($custops)->setHelp('Enter any additional options to add for this client specific override, separated by a semicolon. %1$s' .
'EXAMPLE: push "route 10.0.0.0 255.255.255.0"; ',
'<br />');
// The hidden fields
$form->addGlobal(new Form_Input(
'act',
null,
'hidden',
$act
));
if ($this_csc_config) {
$form->addGlobal(new Form_Input(
'id',
null,
'hidden',
$id
));
}
$form->add($section);
print($form);
?>
<script type="text/javascript">
//<![CDATA[
events.push(function() {
function gwredir_change() {
hideInput('local_network', ($('#gwredir').prop('checked')));
}
function gwredir6_change() {
hideInput('local_networkv6', ($('#gwredir6').prop('checked')));
}
function ping_action_change() {
hideClass('ping_action_seconds', ($('#ping_action').find('option:selected').val() == 'default'));
}
function dnsdomain_change() {
if ($('#dns_domain_enable').prop('checked')) {
hideClass('dnsdomain', false);
} else {
hideClass('dnsdomain', true);
}
}
function dnsservers_change() {
if ($('#dns_server_enable').prop('checked')) {
hideClass('dnsservers', false);
} else {
hideClass('dnsservers', true);
}
}
function ntpservers_change() {
if ($('#ntp_server_enable').prop('checked')) {
hideClass('ntpservers', false);
} else {
hideClass('ntpservers', true);
}
}
// Hide/show that section, but have to also respect the wins_server_enable and nbdd_server_enable checkboxes
function setNetbios() {
if ($('#netbios_enable').prop('checked')) {
hideInput('netbios_ntype', false);
hideInput('netbios_scope', false);
hideCheckbox('wins_server_enable', false);
setWins();
hideCheckbox('nbdd_server_enable', false);
setNbdds();
} else {
hideInput('netbios_ntype', true);
hideInput('netbios_scope', true);
hideCheckbox('wins_server_enable', true);
hideClass('winsservers', true);
hideCheckbox('nbdd_server_enable', true);
hideClass('nbddservers', true);
}
}
function setWins() {
hideClass('winsservers', ! $('#wins_server_enable').prop('checked'));
}
function setNbdds() {
hideClass('nbddservers', ! $('#nbdd_server_enable').prop('checked'));
}
function remove_options_change() {
hideCheckbox('keep_minimal', ($('#override_options').find('option:selected').val() == 'default'));
hideMultiClass('remove_options', ($('#override_options').find('option:selected').val() != 'remove_specified'));
}
// ---------- Click checkbox handlers ---------------------------------------------------------
// On clicking Gateway redirect
$('#gwredir').click(function () {
gwredir_change();
});
// On clicking Gateway redirect IPv6
$('#gwredir6').click(function () {
gwredir6_change();
});
// On clicking Ping Action
$('#ping_action').click(function () {
ping_action_change();
});
// On clicking DNS Default Domain
$('#dns_domain_enable').click(function () {
dnsdomain_change();
});
// On clicking DNS Servers
$('#dns_server_enable').click(function () {
dnsservers_change();
});
// On clicking NTP Servers
$('#ntp_server_enable').click(function () {
ntpservers_change();
});
// On clicking the netbios_enable checkbox
$('#netbios_enable').click(function () {
setNetbios();
});
// On clicking the wins_server_enable checkbox
$('#wins_server_enable').click(function () {
setWins();
});
// On clicking the nbdd_server_enable checkbox
$('#nbdd_server_enable').click(function () {
setNbdds();
});
$('#override_options').on('change', function() {
remove_options_change();
});
// ---------- On initial page load ------------------------------------------------------------
remove_options_change();