#!/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("guiconfig.inc");
function get_interface_info($ifdescr) {
global $config, $g;
$ifinfo = array();
/* find out interface name */
if ($ifdescr == "wan")
$ifinfo['if'] = get_real_wan_interface();
else
$ifinfo['if'] = $config['interfaces'][$ifdescr]['if'];
/* run netstat to determine link info */
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['status'] = "down";
} else {
$ifinfo['status'] = "up";
}
if (($ifinfo['if'] != $g['pppoe_interface']) && (!strstr($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'] = $linkinfo[8];
}
if ($ifinfo['status'] == "up") {
/* run netstat to determine inet info */
unset($inetinfo);
exec("/usr/bin/netstat -I " . $ifinfo['if'] . " -nWb -f inet", $inetinfo);
$inetinfo = preg_split("/\s+/", $inetinfo[1]);
$ifinfo['ipaddr'] = $inetinfo[3];
if ($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'] = $matches[1];
}
}
}
/* try to determine netmask and media with ifconfig */
unset($ifconfiginfo);
exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo);
foreach ($ifconfiginfo as $ici) {
if (preg_match("/netmask (\S+)/", $ici, $matches) && !$ifinfo['subnet']) {
if (preg_match("/^0x/", $matches[1])) {
$ifinfo['subnet'] = long2ip(hexdec($matches[1]));
}
}
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)) {
$ifinfo['ssid'] = $matches[1];
}
}
/* PPPoE only: get media from underlying ethernet interface */
if (($ifdescr == "wan") && ($config['interfaces']['wan']['ipaddr'] == "pppoe")) {
unset($ifconfiginfo);
exec("/sbin/ifconfig " . $config['interfaces']['wan']['if'], $ifconfiginfo);
foreach ($ifconfiginfo as $ici) {
if (preg_match("/media: .*? \((.*?)\)/", $ici, $matches)) {
$ifinfo['media'] = $matches[1];
} else if (preg_match("/ether (.*)/", $ici, $matches)) {
$ifinfo['macaddr'] = $matches[1];
}
}
/* get pppoe link status for dial on demand */
unset($ifconfiginfo);
exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo);
$ifinfo['pppoelink'] = "up";
foreach ($ifconfiginfo as $ici) {
if (strpos($ici, 'LINK0') !== false)
$ifinfo['pppoelink'] = "down";
}
}
/* get ppptp link status for dial on demand */
if (($ifdescr == "wan") && ($config['interfaces']['wan']['ipaddr'] == "pptp")) {
unset($ifconfiginfo);
exec("/sbin/ifconfig " . $ifinfo['if'], $ifconfiginfo);
$ifinfo['pptplink'] = "up";
foreach ($ifconfiginfo as $ici) {
if (strpos($ici, 'LINK0') !== false)
$ifinfo['pptplink'] = "down";
}
}
}
return $ifinfo;
}
?>
<?=gentitle("Status: Interfaces");?>