Current File : //backups/router/usr/local/etc/inc/plugins.inc.d/loopback.inc
<?php
/*
* Copyright (C) 2019-2022 Deciso B.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
function loopback_configure()
{
return [
'loopback' => ['loopback_configure_do']
];
}
function loopback_interfaces()
{
return [
'lo0' => [
'descr' => gettext('Loopback'),
'enable' => true,
'if' => 'lo0',
'ipaddr' => '127.0.0.1',
'ipaddrv6' => '::1',
'subnet' => '8',
'subnetv6' => '128',
'type' => 'none',
'virtual' => true,
]
];
}
function loopback_devices()
{
$names = [];
foreach (iterator_to_array((new \OPNsense\Interfaces\Loopback())->loopback->iterateItems()) as $loopback) {
$names["lo{$loopback->deviceId}"] = [
'descr' => sprintf('lo%s (%s)', $loopback->deviceId, $loopback->description),
'ifdescr' => sprintf('%s', $loopback->description),
'name' => "lo{$loopback->deviceId}",
];
}
return [[
'function' => 'loopback_configure_device',
'configurable' => true,
'pattern' => '^lo',
'volatile' => true,
'type' => 'loopback',
'names' => $names,
]];
}
function loopback_configure_do($verbose = false, $device = null)
{
$cnf = OPNsense\Core\Config::getInstance()->object();
$configured_interfaces = legacy_interface_listget();
$configured_devices = ['lo0']; // lo0 should always be configured
$loopbacks = iterator_to_array((new \OPNsense\Interfaces\Loopback())->loopback->iterateItems());
if (!empty($loopbacks)) {
service_log(sprintf('Configuring Loopback interface%s...', empty($device) ? 's' : " {$device}"), $verbose);
}
// (re)configure loopback devices
foreach ($loopbacks as $loopback) {
$device_name = "lo{$loopback->deviceId}";
$configured_devices[] = $device_name;
if ($device !== null && $device != $device_name) {
continue;
}
if (!in_array($device_name, $configured_interfaces)) {
mwexecf('/sbin/ifconfig %s create', [$device_name]);
}
}
// destroy nonexistent interfaces
foreach ($configured_interfaces as $intf) {
if (strpos($intf, "lo") === 0) {
if (!in_array($intf, $configured_devices)) {
mwexecf('/sbin/ifconfig %s destroy', [$intf]);
}
}
}
if (!empty($loopbacks)) {
service_log("done.\n", $verbose);
}
}
function loopback_configure_device($device)
{
loopback_configure_do(false, $device);
}
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