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<?php
/*
* services_dhcpv6_relay.php
*
* part of pfSense (https://www.pfsense.org)
* Copyright (c) 2004-2016 Rubicon Communications, LLC (Netgate)
* Copyright (c) 2003-2004 Justin Ellison <justin@techadvise.com>
* Copyright (c) 2010 Seth Mos
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* "This product includes software developed by the pfSense Project
* for use in the pfSense® software distribution. (http://www.pfsense.org/).
*
* 4. The names "pfSense" and "pfSense Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* coreteam@pfsense.org.
*
* 5. Products derived from this software may not be called "pfSense"
* nor may "pfSense" appear in their names without prior written
* permission of the Electric Sheep Fencing, LLC.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
*
* "This product includes software developed by the pfSense Project
* for use in the pfSense software distribution (http://www.pfsense.org/).
*
* THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
##|+PRIV
##|*IDENT=page-services-dhcpv6relay
##|*NAME=Services: DHCPv6 Relay
##|*DESCR=Allow access to the 'Services: DHCPv6 Relay' page.
##|*MATCH=services_dhcpv6_relay.php*
##|-PRIV
require_once("guiconfig.inc");
$pconfig['enable'] = isset($config['dhcrelay6']['enable']);
if (empty($config['dhcrelay6']['interface'])) {
$pconfig['interface'] = array();
} else {
$pconfig['interface'] = explode(",", $config['dhcrelay6']['interface']);
}
$pconfig['agentoption'] = isset($config['dhcrelay6']['agentoption']);
$pconfig['server'] = $config['dhcrelay6']['server'];
$iflist = array_intersect_key(
get_configured_interface_with_descr(),
array_flip(
array_filter(
array_keys(get_configured_interface_with_descr()),
function($if) {
return is_ipaddrv6(get_interface_ipv6($if));
}
)
)
);
/* set the enabled flag which will tell us if DHCP server is enabled
* on any interface. We will use this to disable dhcp-relay since
* the two are not compatible with each other.
*/
$dhcpd_enabled = false;
if (is_array($config['dhcpdv6'])) {
foreach ($config['dhcpdv6'] as $dhcpif => $dhcp) {
if (isset($dhcp['enable']) && isset($config['interfaces'][$dhcpif]['enable'])) {
$dhcpd_enabled = true;
break;
}
}
}
if ($_POST) {
unset($input_errors);
$pconfig = $_POST;
/* input validation */
if ($_POST['enable']) {
$reqdfields = explode(" ", "server interface");
$reqdfieldsn = array(gettext("Destination Server"), gettext("Interface"));
do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);
$svrlist = '';
if ($_POST['server']) {
foreach ($_POST['server'] as $checksrv => $srv) {
if (!empty($srv[0])) { // Filter out any empties
if (!is_ipaddrv6($srv[0])) {
$input_errors[] = sprintf(gettext("Destination Server IP address %s is not a valid IPv6 address."), $srv[0]);
}
if (!empty($svrlist)) {
$svrlist .= ',';
}
$svrlist .= $srv[0];
}
}
// Check that the user input something in one of the Destination Server fields
if (empty($svrlist)) {
$input_errors[] = gettext("At least one Destination Server IP address must be specified.");
}
}
}
// Now $svrlist is a comma separated list of servers ready to save to the config system
$pconfig['server'] = $svrlist;
if (!$input_errors) {
$config['dhcrelay6']['enable'] = $_POST['enable'] ? true : false;
$config['dhcrelay6']['interface'] = implode(",", $_POST['interface']);
$config['dhcrelay6']['agentoption'] = $_POST['agentoption'] ? true : false;
$config['dhcrelay6']['server'] = $svrlist;
write_config();
$retval = 0;
$retval = services_dhcrelay6_configure();
$savemsg = get_std_save_message($retval);
}
}
$pgtitle = array(gettext("Services"), gettext("DHCPv6 Relay"));
$shortcut_section = "dhcp6";
include("head.inc");
if ($dhcpd_enabled) {
print_info_box(gettext("DHCPv6 Server is currently enabled. Cannot enable the DHCPv6 Relay service while the DHCPv6 Server is enabled on any interface."), 'danger', false);
include("foot.inc");
exit;
}
if ($input_errors) {
print_input_errors($input_errors);
}
if ($savemsg) {
print_info_box($savemsg, 'success');
}
$form = new Form;
$section = new Form_Section('DHCPv6 Relay Configuration');
$section->addInput(new Form_Checkbox(
'enable',
'Enable',
'Enable DHCPv6 relay on interface',
$pconfig['enable']
))->toggles('.form-group:not(:first-child)');
$section->addInput(new Form_Select(
'interface',
'*Interface(s)',
$pconfig['interface'],
$iflist,
true
))->setHelp('Interfaces without an IPv6 address will not be shown.');
$section->addInput(new Form_Checkbox(
'agentoption',
'',
'Append circuit ID and agent ID to requests',
$pconfig['agentoption']
))->setHelp(
'If this is checked, the DHCPv6 relay will append the circuit ID (%s interface number) and the agent ID to the DHCPv6 request.',
[$g['product_name']]
);
function createDestinationServerInputGroup($value = null) {
$group = new Form_Group('*Destination server');
$group->add(new Form_IpAddress(
'server',
'Destination server',
$value,
'V6'
))->setWidth(4)
->setHelp('This is the IPv6 address of the server to which DHCPv6 requests are relayed.')
->setIsRepeated();
$group->enableDuplication(null, true); // Buttons are in-line with the input
return $group;
}
if (!isset($pconfig['server'])) {
$section->add(createDestinationServerInputGroup());
} else {
foreach (explode(',', $pconfig['server']) as $server) {
$section->add(createDestinationServerInputGroup($server));
}
}
$form->add($section);
print $form;
include("foot.inc");
|
