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#!/usr/local/bin/php-cgi -f
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<?php
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/*
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* rc.linkup
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2004-2013 BSD Perimeter
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* Copyright (c) 2013-2016 Electric Sheep Fencing
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* Copyright (c) 2014-2022 Rubicon Communications, LLC (Netgate)
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* All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* parse the configuration and include all functions used below */
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require_once("globals.inc");
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require_once("config.inc");
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require_once("filter.inc");
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require_once("shaper.inc");
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require_once("interfaces.inc");
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if (platform_booting()) {
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return;
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}
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function handle_argument_group($iface, $argument2) {
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global $g, $config;
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if (!is_array($config['interfaces'][$iface])) {
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log_error("Cannot find interface configuration for {$iface}");
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return;
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}
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if (!isset($config['interfaces'][$iface]['enable'])) {
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log_error("Linkup detected on disabled interface...Ignoring");
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return;
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}
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if (empty($config['interfaces'][$iface]['ipaddr'])) {
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$ipaddr = '';
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} else {
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$ipaddr = $config['interfaces'][$iface]['ipaddr'];
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}
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if (empty($config['interfaces'][$iface]['ipaddrv6'])) {
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$ip6addr = '';
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} else {
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$ip6addr = $config['interfaces'][$iface]['ipaddrv6'];
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}
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$staticv4 = false;
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if (empty($ipaddr)) {
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$staticv4 = true;
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} else {
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$staticv4 = is_ipaddrv4($ipaddr);
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}
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$staticv6 = false;
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if (empty($ip6addr)) {
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$staticv6 = true;
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} else {
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$staticv6 = is_ipaddrv6($ip6addr);
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}
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/* Take care of events on bridge members when IP is configured on bridge */
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$bridge_if = link_interface_to_bridge($iface);
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if (!empty($bridge_if) && empty($ipaddr) && empty($ip6addr)) {
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log_error("Ignoring link event for bridge member without IP config");
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return;
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}
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/* Ignore events on LAGG members without IP address configuration */
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$lagg_if = link_interface_to_lagg($iface);
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if (!empty($lagg_if) && empty($ipaddr) && empty($ip6addr)) {
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log_error("Ignoring link event for LAGG member without IP address configuration");
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return;
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}
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if ($staticv4 === true && $staticv6 === true) {
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$friendly = convert_friendly_interface_to_friendly_descr($iface);
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log_error("Hotplug event detected for {$friendly}({$iface}) static IP ({$ipaddr} {$ip6addr})");
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interfaces_staticarp_configure($iface);
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switch ($argument2) {
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case 'start':
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case 'up':
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$realif = get_real_interface($iface);
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/* NOTE: Do not generate event for OpenVPN since the daemon does that for us. */
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if (substr($realif, 0, 4) != "ovpn") {
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touch("{$g['tmp_path']}/{$iface}_upstart4");
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touch("{$g['tmp_path']}/{$iface}_upstart6");
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send_event("interface newip {$realif}");
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}
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break;
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}
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} else {
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switch ($argument2) {
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case "stop":
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case "down":
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log_error("DEVD Ethernet detached event for {$iface}");
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interface_bring_down($iface);
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break;
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case "start":
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case "up":
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log_error("DEVD Ethernet attached event for {$iface}");
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log_error("HOTPLUG: Configuring interface {$iface}");
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/* trigger services restart
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* see https://redmine.pfsense.org/issues/11570 */
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if (!$staticv4) {
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touch("{$g['tmp_path']}/{$iface}_upstart4");
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touch("{$g['tmp_path']}/{$iface}_upstart6");
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}
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// Do not try to readd to bridge otherwise em(4) has problems
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interface_configure($iface, true, true);
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/* Make sure gw monitor is configured */
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if ($ip6addr == 'slaac' ||
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$ip6addr == 'dhcp6') {
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setup_gateways_monitor();
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}
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/* restart unbound on interface recover,
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* https://redmine.pfsense.org/issues/11547 */
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services_unbound_configure(true, $iface);
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break;
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}
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}
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}
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if (isset($_GET['interface'])) {
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if (!empty($_GET['interface'])) {
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$realiface = $_GET['interface'];
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}
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$action = $_GET['action'];
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} else {
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if ($argc < 3) {
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log_error("HOTPLUG event: The required number of parameters not passed!");
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return;
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}
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$action = $argv[1];
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$realiface = $argv[2];
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}
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$action = ltrim($action, '$');
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$realiface = ltrim($realiface, '$');
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switch ($action) {
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case "start":
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case "stop":
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break;
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default:
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log_error("HOTPLUG event: Action parameter ($action) passed is wrong - only start/stop/up/down are allowed!");
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return;
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/* NOTREACHED */
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break;
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}
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if (!empty($realiface)) {
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if (substr($realiface, 0, 4) == 'ovpn') {
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log_error("Ignoring link event for ovpn interface");
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return;
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}
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$rclinkuplock = lock("rclinkup{$realiface}", LOCK_EX);
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$interface = convert_real_interface_to_friendly_interface_name($realiface);
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if (!empty($interface)) {
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handle_argument_group($interface, $action);
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}
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/* Check if there is any child on this one as ppp types and trigger them */
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init_config_arr(array('ppps', 'ppp'));
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if (is_array($config['ppps']['ppp'])) {
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foreach ($config['ppps']['ppp'] as $pppidx => $ppp) {
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if ($ppp['type'] == 'ppp') {
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continue;
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}
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$ports = explode(',', $ppp['ports']);
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foreach ($ports as $pid => $parent_if) {
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/* The loop here is because ppp types can have real and assigned interfaces as members */
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$tmpiface = get_real_interface($parent_if);
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if ($tmpiface != $realiface) {
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continue;
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}
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$tmpiface = convert_real_interface_to_friendly_interface_name($ppp['if']);
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if (!empty($tmpiface)) {
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if (($action == 'start') || ($action == 'up')) {
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interface_configure($tmpiface, true, true);
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} elseif (($action == 'stop') || ($action == 'down')) {
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interface_bring_down($tmpiface);
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}
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}
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}
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}
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}
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filter_configure();
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unlock($rclinkuplock);
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}
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?>
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