#!/usr/local/bin/php . 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. */ require_once("guiconfig.inc"); $wancfg = &$config['interfaces']['wan']; if ($_POST) { if ($_POST['submit'] == "Disconnect" || $_POST['submit'] == "Release") { if ($wancfg['ipaddr'] == "dhcp") interfaces_wan_dhcp_down(); else if ($wancfg['ipaddr'] == "pppoe") interfaces_wan_pppoe_down(); else if ($wancfg['ipaddr'] == "pptp") interfaces_wan_pptp_down(); } else if ($_POST['submit'] == "Connect" || $_POST['submit'] == "Renew") { if ($wancfg['ipaddr'] == "dhcp") interfaces_wan_dhcp_up(); else if ($wancfg['ipaddr'] == "pppoe") interfaces_wan_pppoe_up(); else if ($wancfg['ipaddr'] == "pptp") interfaces_wan_pptp_up(); } else { header("Location: index.php"); exit; } } function get_interface_info($ifdescr) { global $config; $ifinfo = array(); /* find out interface name */ $ifinfo['hwif'] = $config['interfaces'][$ifdescr]['if']; if ($ifdescr == "wan") $ifinfo['if'] = get_real_wan_interface(); else $ifinfo['if'] = $ifinfo['hwif']; /* run netstat to determine link info */ unset($linkinfo); exec("/usr/bin/netstat -I " . $ifinfo['hwif'] . " -nWb -f link", $linkinfo); $linkinfo = preg_split("/\s+/", $linkinfo[1]); if (preg_match("/\*$/", $linkinfo[0])) { $ifinfo['status'] = "down"; } else { $ifinfo['status'] = "up"; } if (!strstr($ifinfo['if'],'tun')) { $ifinfo['macaddr'] = $linkinfo[3]; $ifinfo['inpkts'] = $linkinfo[4]; $ifinfo['inerrs'] = $linkinfo[5]; $ifinfo['inbytes'] = $linkinfo[6]; $ifinfo['outpkts'] = $linkinfo[7]; $ifinfo['outerrs'] = $linkinfo[8]; $ifinfo['outbytes'] = $linkinfo[9]; $ifinfo['collisions'] = $linkinfo[10]; } else { $ifinfo['inpkts'] = $linkinfo[3]; $ifinfo['inbytes'] = $linkinfo[5]; $ifinfo['outpkts'] = $linkinfo[6]; $ifinfo['outbytes'] = $linkinfo[8]; } /* DHCP? -> see if dhclient is up */ if (($ifdescr == "wan") && ($config['interfaces']['wan']['ipaddr'] == "dhcp")) { /* see if dhclient is up */ if (is_process_running("dhclient") == true) $ifinfo['dhcplink'] = "up"; else $ifinfo['dhcplink'] = "down"; } /* PPPoE interface? -> get status from virtual interface */ if (($ifdescr == "wan") && ($config['interfaces']['wan']['ipaddr'] == "pppoe")) { unset($linkinfo); exec("/usr/bin/netstat -I " . $ifinfo['if'] . " -nWb -f link", $linkinfo); $linkinfo = preg_split("/\s+/", $linkinfo[1]); if (preg_match("/\*$/", $linkinfo[0])) { $ifinfo['pppoelink'] = "down"; } else { /* get PPPoE link status for dial on demand */ unset($ifconfiginfo); exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo); $ifinfo['pppoelink'] = "up"; foreach ($ifconfiginfo as $ici) { if (strpos($ici, 'LINK0') !== false) $ifinfo['pppoelink'] = "down"; } } } /* PPTP interface? -> get status from virtual interface */ if (($ifdescr == "wan") && ($config['interfaces']['wan']['ipaddr'] == "pptp")) { unset($linkinfo); exec("/usr/bin/netstat -I " . $ifinfo['if'] . " -nWb -f link", $linkinfo); $linkinfo = preg_split("/\s+/", $linkinfo[1]); if (preg_match("/\*$/", $linkinfo[0])) { $ifinfo['pptplink'] = "down"; } else { /* get PPTP link status for dial on demand */ unset($ifconfiginfo); exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo); $ifinfo['pptplink'] = "up"; foreach ($ifconfiginfo as $ici) { if (strpos($ici, 'LINK0') !== false) $ifinfo['pptplink'] = "down"; } } } if ($ifinfo['status'] == "up") { /* try to determine media with ifconfig */ unset($ifconfiginfo); exec("/sbin/ifconfig " . $ifinfo['hwif'], $ifconfiginfo); foreach ($ifconfiginfo as $ici) { if (!isset($config['interfaces'][$ifdescr]['wireless'])) { /* don't list media/speed for wireless cards, as it always displays 2 Mbps even though clients can connect at 11 Mbps */ if (preg_match("/media: .*? \((.*?)\)/", $ici, $matches)) { $ifinfo['media'] = $matches[1]; } else if (preg_match("/media: Ethernet (.*)/", $ici, $matches)) { $ifinfo['media'] = $matches[1]; } } if (preg_match("/status: (.*)$/", $ici, $matches)) { if ($matches[1] != "active") $ifinfo['status'] = $matches[1]; } if (preg_match("/channel (\S*)/", $ici, $matches)) { $ifinfo['channel'] = $matches[1]; } if (preg_match("/ssid (\".*?\"|\S*)/", $ici, $matches)) { if ($matches[1][0] == '"') $ifinfo['ssid'] = substr($matches[1], 1, -1); else $ifinfo['ssid'] = $matches[1]; } } if ($ifinfo['pppoelink'] != "down" && $ifinfo['pptplink'] != "down") { /* try to determine IP address and netmask with ifconfig */ unset($ifconfiginfo); exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo); foreach ($ifconfiginfo as $ici) { if (preg_match("/inet (\S+)/", $ici, $matches)) { $ifinfo['ipaddr'] = $matches[1]; } if (preg_match("/netmask (\S+)/", $ici, $matches)) { if (preg_match("/^0x/", $matches[1])) $ifinfo['subnet'] = long2ip(hexdec($matches[1])); } } if ($ifdescr == "wan") { /* run netstat to determine the default gateway */ unset($netstatrninfo); exec("/usr/bin/netstat -rnf inet", $netstatrninfo); foreach ($netstatrninfo as $nsr) { if (preg_match("/^default\s*(\S+)/", $nsr, $matches)) { $ifinfo['gateway'] = $matches[1]; } } } } } return $ifinfo; } $pgtitle = "Status: Interfaces"; include("head.inc"); ?>

'WAN', 'lan' => 'LAN'); for ($j = 1; isset($config['interfaces']['opt' . $j]); $j++) { $ifdescrs['opt' . $j] = $config['interfaces']['opt' . $j]['descr']; } foreach ($ifdescrs as $ifdescr => $ifname): $ifinfo = get_interface_info($ifdescr); ?>
interface
Status
DHCP   
PPPoE   
PPTP   
MAC address
IP address  
Subnet mask
Gateway
ISP DNS servers "; } ?>
Media
Channel
SSID
In/out packets
In/out errors
Collisions

Note:
Using dial-on-demand will bring the connection up again if any packet triggers it. To substantiate this point: disconnecting manually will not prevent dial-on-demand from making connections to the outside! Don't use dial-on-demand if you want to make sure that the line is kept disconnected.