mirror of
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434 lines
15 KiB
PHP
434 lines
15 KiB
PHP
<?php
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/*
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Copyright (c) 2015-2016 Franco Fichtner <franco@opnsense.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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function legacy_interface_listget($flag = '')
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{
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$cmd_wlan = 'sysctl -n net.wlan.devices';
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$cmd = '/sbin/ifconfig -l';
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$ifs_wlan = null;
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$ifs = null;
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exec($cmd_wlan . ' 2>&1', $out_wlan, $ret_wlan);
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if (!$ret_wlan && !empty($out_wlan[0])) {
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$ifs_wlan = explode(' ', $out_wlan[0]);
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}
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if ($flag === 'up') {
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$cmd .= 'u';
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} else if ($flag === 'down') {
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$cmd .= 'd';
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}
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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return ($ifs);
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}
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if (isset($out[0])) {
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$ifs = explode(' ', $out[0]);
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}
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if ($ifs_wlan != null) {
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$ifs = array_merge($ifs, $ifs_wlan);
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}
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return ($ifs);
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}
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function legacy_interface_flags($ifs, $flag, $report_errors=true)
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{
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/* $flags isn't escaped because it can be an argument list */
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' ' . $flag;
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exec($cmd . ' 2>&1', $out, $ret);
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if (!empty($ret) && $report_errors) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_rename($ifs, $name)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' name ' . escapeshellarg($name);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_create($ifs, $name = null)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' create';
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$new = null;
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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return ($new);
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}
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if (isset($out[0])) {
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$new = $out[0];
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}
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if (!empty($name)) {
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legacy_interface_rename($ifs, $name);
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$new = $name;
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}
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return ($new);
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}
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function legacy_interface_destroy($ifs)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' destroy';
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_setaddress($ifs, $addr)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' alias ' . escapeshellarg($addr);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_deladdress($ifs, $addr)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' -alias ' . escapeshellarg($addr);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_mtu($ifs, $mtu)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' mtu ' . escapeshellarg($mtu);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_bridge_member($ifs, $member)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' addm ' . escapeshellarg($member);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_vlan_tag($ifs, $member, $tag, $pcp)
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{
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$cmd = '/sbin/ifconfig ' . escapeshellarg($ifs) . ' vlandev ' . escapeshellarg($member) . ' vlan ' . escapeshellarg($tag) . ' vlanpcp '.escapeshellarg($pcp);
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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}
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}
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function legacy_interface_stats($ifs = null)
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{
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if ($ifs != null) {
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// only request data for selected interface
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$cmd = '/usr/local/sbin/ifinfo '. escapeshellarg($ifs);
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} else {
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// all interfaces
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$cmd = '/usr/local/sbin/ifinfo';
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}
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$stats = array();
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exec($cmd . ' 2>&1', $out, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute');
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return $stats;
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}
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$current_interface = "";
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foreach ($out as $line) {
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if (strpos($line, 'Interface') === 0) {
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$current_interface = explode('(', explode(' ', $line)[1])[0];
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$stats[$current_interface] = array();
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} elseif ($current_interface != "") {
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$stat = explode(':', $line);
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$stats[$current_interface][trim($stat[0])] = trim($stat[1]);
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}
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}
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if ($ifs != null) {
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return $stats[$current_interface];
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} else {
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return $stats;
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}
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}
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/**
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* detect interface capabilities using ifconfig -m
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* @return array list of interface specifics indexed by physical interface name
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*/
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function legacy_interfaces_details($intf = null)
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{
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$result = array();
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if (!empty($intf)) {
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$tmp_intf = escapeshellarg($intf);
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} else {
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$tmp_intf = '';
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}
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$cmd = '/sbin/ifconfig -m ' . $tmp_intf;
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exec($cmd . ' 2>&1', $ifconfig_data, $ret);
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if ($ret) {
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log_error('The command `' . $cmd . '\' failed to execute ' . implode(' ', $ifconfig_data));
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return $result;
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}
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$current_interface = null;
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foreach ($ifconfig_data as $line) {
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$line_parts = explode(' ', $line);
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if (strpos(trim($line), 'flags=') !== false && $line[0] != "\t") {
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$current_interface = explode(':', $line)[0];
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$result[$current_interface] = array();
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$result[$current_interface]["capabilities"] = array();
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$result[$current_interface]["options"] = array();
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$result[$current_interface]["macaddr"] = "00:00:00:00:00:00";
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$result[$current_interface]["ipv4"] = array();
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$result[$current_interface]["ipv6"] = array();
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if (preg_match("/ mtu ([0-9]*).*$/", $line, $matches)) {
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$result[$current_interface]["mtu"] = $matches[1];
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}
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} elseif (empty($current_interface)) {
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// skip parsing, no interface found (yet)
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continue;
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} elseif (strpos(trim($line), 'capabilities=') !== false) {
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// parse capabilities
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$capabilities = substr($line, strpos($line, '<') + 1, -1);
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foreach (explode(',', $capabilities) as $capability) {
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$result[$current_interface]["capabilities"][] = strtolower(trim($capability));
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}
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} elseif (strpos(trim($line), 'options=') !== false) {
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// parse options
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$capabilities = substr($line, strpos($line, '<') + 1, -1);
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foreach (explode(',', $capabilities) as $capability) {
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$result[$current_interface]["options"][] = strtolower(trim($capability));
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}
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} elseif (strpos($line, "\tether ") !== false) {
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// mac address
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$result[$current_interface]["macaddr"] = $line_parts[1];
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} elseif (strpos($line, "\tinet ") !== false) {
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// IPv4 information
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unset($mask);
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for ($i = 0; $i < count($line_parts) - 1; ++$i) {
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if ($line_parts[$i] == 'netmask') {
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$mask = substr_count(base_convert(hexdec($line_parts[($i + 1)]), 10, 2), '1');
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}
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}
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if (isset($mask)) {
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$result[$current_interface]["ipv4"][] = array("ipaddr" => $line_parts[1], "subnetbits" => $mask);
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}
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} elseif (strpos($line, "\tinet6 ") !== false) {
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// IPv6 information
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$addr = strtok($line_parts[1], '%');
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unset($mask);
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for ($i = 0; $i < count($line_parts) - 1; ++$i) {
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if ($line_parts[$i] == 'prefixlen') {
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$mask = intval($line_parts[$i + 1]);
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}
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}
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if (isset($mask)) {
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$is_link_local = strpos($addr, 'fe80:') === 0;
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$result[$current_interface]["ipv6"][] = array('ipaddr' => $addr, 'subnetbits' => $mask,
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'link-local' => $is_link_local);
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// sort link local to bottom, leave rest of sorting as-is (primary address on top)
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usort($result[$current_interface]["ipv6"], function($a, $b) {
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return $a['link-local'] - $b['link-local'];
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});
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}
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} elseif (preg_match("/media: (.*)/", $line, $matches)) {
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// media, when link is between parenthesis grep only the link part
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$result[$current_interface]['media'] = $matches[1];
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if (preg_match("/media: .*? \((.*?)\)/", $line, $matches)) {
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$result[$current_interface]['media'] = $matches[1];
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}
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} elseif (preg_match("/status: (.*)$/", $line, $matches)) {
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$result[$current_interface]['status'] = $matches[1];
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} elseif (preg_match("/channel (\S*)/", $line, $matches)) {
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$result[$current_interface]['channel'] = $matches[1];
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} elseif (preg_match("/ssid (\".*?\"|\S*)/", $line, $matches)) {
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$result[$current_interface]['ssid'] = $matches[1];
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} elseif (preg_match("/laggproto (.*)$/", $line, $matches)) {
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$result[$current_interface]['laggproto'] = $matches[1];
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} elseif (preg_match("/laggport: (.*)$/", $line, $matches)) {
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if (empty($result[$current_interface]['laggport'])) {
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$result[$current_interface]['laggport'] = array();
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}
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$result[$current_interface]['laggport'][] = explode(' ', trim($matches[1]))[0];
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}
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}
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return $result;
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}
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/**
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* fetch interface details for one interface
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* @param $intf string interface name
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* @return array list of interface specifics
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*/
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function legacy_interface_details($intf)
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{
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return legacy_interfaces_details($intf)[$intf];
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}
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/**
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* configure interface hardware settings
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* @param string $ifs interface name
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*/
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function configure_interface_hardware($ifs)
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{
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global $config;
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$intf_details = legacy_interface_details($ifs);
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/* skip vlans for checksumming */
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if (!stristr($ifs, "_vlan") && is_array($intf_details)) {
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// get current settings
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$csum_set = in_array('rxcsum', $intf_details['options']) || in_array('txcsum', $intf_details['options']);
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$csumv6_set = in_array('rxcsum6', $intf_details['options']) || in_array('txcsum6', $intf_details['options']);
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$tso_set = in_array('tso4', $intf_details['options']) || in_array('tso6', $intf_details['options']);
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$lro_set = in_array('lro', $intf_details['options']);
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// hardware checksum offloading offloading
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if (isset($config['system']['disablechecksumoffloading']) && $csum_set) {
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legacy_interface_flags($ifs, '-txcsum -rxcsum', false);
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} elseif (!isset($config['system']['disablechecksumoffloading']) && !$csum_set) {
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legacy_interface_flags($ifs, 'txcsum rxcsum', false);
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}
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if (isset($config['system']['disablechecksumoffloading']) && $csumv6_set) {
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legacy_interface_flags($ifs, '-txcsum6 -rxcsum6', false);
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} elseif (!isset($config['system']['disablechecksumoffloading']) && !$csumv6_set) {
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legacy_interface_flags($ifs, 'txcsum6 rxcsum6', false);
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}
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// TCP segmentation offloading
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if (isset($config['system']['disablesegmentationoffloading']) && $tso_set) {
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legacy_interface_flags($ifs, '-tso', false);
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} elseif (!isset($config['system']['disablesegmentationoffloading']) && !$tso_set) {
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legacy_interface_flags($ifs, 'tso', false);
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}
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// large receive offload
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if (isset($config['system']['disablelargereceiveoffloading']) && $lro_set) {
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legacy_interface_flags($ifs, '-lro', false);
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} elseif (!isset($config['system']['disablelargereceiveoffloading']) && !$lro_set) {
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legacy_interface_flags($ifs, 'lro', false);
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}
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}
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}
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function legacy_getall_interface_addresses($ifs)
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{
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$result = array();
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$intf_details = legacy_interface_details($ifs);
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foreach (array('ipv4', 'ipv6') as $proto) {
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if (empty($intf_details[$proto])) {
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continue;
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}
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foreach ($intf_details[$proto] as $address) {
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if (!empty($address['ipaddr']) && !empty($address['subnetbits'])) {
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$result[] = $address['ipaddr'] . '/' . $address['subnetbits'];
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}
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}
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}
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return $result;
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}
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function legacy_get_interface_addresses($ifs)
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{
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$intf_details = legacy_interface_details($ifs);
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$addrs = array("macaddr" => $intf_details['macaddr']);
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if (!empty($intf_details['ipv4'][0])) {
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$addrs['ipaddr'] = $intf_details['ipv4'][0]['ipaddr'];
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$addrs['subnetbits'] = $intf_details['ipv4'][0]['subnetbits'];
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}
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if (!empty($intf_details['ipv6'][0]) && empty($intf_details['ipv6'][0]['link-local'])) {
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$addrs['ipaddr6'] = $intf_details['ipv6'][0]['ipaddr'];
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$addrs['subnetbits6'] = $intf_details['ipv6'][0]['subnetbits'];
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}
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return $addrs;
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}
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function legacy_serial_devices()
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{
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// collect 3g/4g modems
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$dmesg = array();
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exec('/sbin/sysctl -a', $dmesg);
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$modems = array();
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foreach ($dmesg as $line) {
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if (strpos($line, 'dev.u3g.') === 0) {
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$portnum = explode('.', $line)[2];
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if (is_numeric($portnum)) {
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if (!isset($modems[$portnum])) {
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$modems[$portnum] = array();
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}
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if (strpos($line, '%desc:') !== false) {
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$modems[$portnum]['descr'] = explode('%desc:', $line)[1];
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} elseif (strpos($line, '%pnpinfo:') !== false) {
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foreach (explode(' ', explode('%pnpinfo:', $line)[1]) as $prop) {
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$tmp = explode('=', $prop);
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if (count($tmp) == 2) {
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$modems[$portnum][$tmp[0]] = $tmp[1];
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}
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}
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}
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}
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}
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}
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$serialports = array();
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foreach (glob("/dev/cua?[0-9]{,.[0-9]}", GLOB_BRACE) as $device) {
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$serialports[$device] = array('descr' => "");
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$tty = explode('.', explode('cua', $device)[1])[0];
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foreach ($modems as $modem) {
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if (isset($modem['ttyname']) && $modem['ttyname'] == $tty) {
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$serialports[$device] = $modem;
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}
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}
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}
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return $serialports;
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}
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