Current File : //proc/self/root/backups/router/usr/local/etc/inc/plugins.inc.d/vxlan.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 vxlan_configure()
{
return [
'newwanip' => ['vxlan_configure_do'],
'vxlan' => ['vxlan_configure_do'],
];
}
function vxlan_devices()
{
$names = [];
foreach (iterator_to_array((new \OPNsense\Interfaces\VxLan())->vxlan->iterateItems()) as $vxlan) {
$names["vxlan{$vxlan->deviceId}"] = [
'descr' => sprintf('vxlan%s %s (VNI %s)', $vxlan->deviceId, $vxlan->vxlanremote, $vxlan->vxlanid),
'name' => "vxlan{$vxlan->deviceId}",
];
}
return [[
'function' => 'vxlan_configure_device',
'configurable' => true,
'pattern' => '^vxlan',
'volatile' => true,
'type' => 'vxlan',
'names' => $names,
]];
}
function vxlan_configure_do($verbose = false, $device = null)
{
$cnf = OPNsense\Core\Config::getInstance()->object();
$interfaces_details = legacy_interfaces_details();
$configured_devices = array();
$changed_devices = array();
$vxlans = iterator_to_array((new \OPNsense\Interfaces\VxLan())->vxlan->iterateItems());
if (!empty($vxlans)) {
service_log(sprintf('Configuring VXLAN interface%s...', empty($device) ? 's' : " {$device}"), $verbose);
}
$all_addresses = array();
$known_addresses = array();
foreach ($interfaces_details as $intf) {
foreach (['ipv4', 'ipv6'] as $ipproto) {
if (!empty($intf[$ipproto])) {
foreach ($intf[$ipproto] as $net) {
$known_addresses[] = $net['ipaddr'];
}
}
}
}
// (re)configure vxlan devices
foreach ($vxlans as $vxlan) {
$device_name = "vxlan{$vxlan->deviceId}";
$isChanged = false;
if ($device !== null && $device != $device_name) {
$configured_devices[] = $device_name;
continue;
}
if (!in_array((string)$vxlan->vxlanlocal, $known_addresses)) {
// skip when interface address is not assigned (yet)
continue;
}
$configured_devices[] = $device_name;
$current_settings = [];
if (empty($interfaces_details[$device_name])) {
// new device
mwexecf('/sbin/ifconfig vxlan create name %s', array($device_name));
$isChanged = true;
} else {
$current_settings['vxlanid'] = $interfaces_details[$device_name]['vxlan']['vni'];
foreach (['local', 'remote', 'group'] as $target) {
if (!empty($interfaces_details[$device_name]['vxlan'][$target])) {
$tmp = explode(':', $interfaces_details[$device_name]['vxlan'][$target]);
$current_settings['vxlan' . $target] = $tmp[0];
$current_settings['vxlan' . $target . 'port'] = $tmp[1];
}
}
}
// gather settings, detect changes
$ifcnfcmd = '/sbin/ifconfig %s';
$ifcnfcmdp = array($device_name);
foreach (
[
'vxlanid', 'vxlanlocal', 'vxlanremote', 'vxlanlocalport', 'vxlanremoteport', 'vxlangroup', 'vxlandev'
] as $param
) {
$value = '';
if ($param == 'vxlandev') {
$intfnm = (string)$vxlan->$param;
if (!empty($cnf->interfaces->$intfnm)) {
$value = (string)$cnf->interfaces->$intfnm->if;
}
} elseif (str_ends_with($param, 'port')) {
$value = !empty((string)$vxlan->$param) ? (string)$vxlan->$param : '4789';
} else {
$value = (string)$vxlan->$param;
}
if ($value != '') {
$ifcnfcmd .= " {$param} %s ";
$ifcnfcmdp[] = $value;
}
if (isset($current_settings[$param]) && $current_settings[$param] != $value) {
// need to bring existing down to apply changes
mwexecf('/sbin/ifconfig %s down', [$device_name]);
$isChanged = true;
}
}
if ($isChanged) {
mwexecf($ifcnfcmd . ' up', $ifcnfcmdp);
$changed_devices[] = $device_name;
}
}
// destroy nonexistent interfaces
foreach ($interfaces_details as $intf => $data) {
if (strpos($intf, "vxlan") === 0) {
if (!in_array($intf, $configured_devices)) {
mwexecf('/sbin/ifconfig %s destroy', array($intf));
}
}
}
if (!empty($vxlans)) {
service_log("done.\n", $verbose);
}
// configure attached interface when devices have changed
interfaces_restart_by_device($verbose, $changed_devices);
}
function vxlan_configure_device($device)
{
vxlan_configure_do(false, $device);
}
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