Revision 2a819956
Added by Colin Smith almost 20 years ago
| etc/inc/util.inc | ||
|---|---|---|
| 97 | 97 |
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| 98 | 98 |
/* returns true if $ipaddr is a valid dotted IPv4 address or an alias thereof */ |
| 99 | 99 |
function is_ipaddroralias($ipaddr) {
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global $aliastable, $config; |
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if(is_array($config['aliases']['alias'])) {
|
| ... | ... | |
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/* returns a list of interfaces with MAC addresses |
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(skips VLAN and other virtual interfaces) */ |
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function get_interface_list() {
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/* build interface list with netstat */ |
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exec("/usr/bin/netstat -inW -f link", $linkinfo);
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array_shift($linkinfo); |
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$iflist = array(); |
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foreach ($linkinfo as $link) {
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$alink = preg_split("/\s+/", $link);
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$ifname = chop($alink[0]); |
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if (substr($ifname, -1) == "*") |
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$ifname = substr($ifname, 0, strlen($ifname) - 1); |
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if (!preg_match("/^(plip|pflog|pfsync|ppp|sl|gif|faith|lo|ng|vlan)/", $ifname)) {
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$iflist[$ifname] = array(); |
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$iflist[$ifname]['mac'] = chop($alink[3]); |
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$iflist[$ifname]['up'] = false; |
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/* find out if the link on this interface is up */ |
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unset($ifinfo); |
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exec("/sbin/ifconfig {$ifname}", $ifinfo);
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foreach ($ifinfo as $ifil) {
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if (preg_match("/status: (.*)$/", $ifil, $matches)) {
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if ($matches[1] == "active") |
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$iflist[$ifname]['up'] = true; |
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break; |
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} |
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} |
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} |
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} |
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return $iflist; |
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/* get a list of virtual interface types */ |
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$vfaces = explode(" ", trim(shell_exec("/sbin/ifconfig -C")));
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$upints = explode(" ", trim(shell_exec("/sbin/ifconfig -lu")));
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/* build interface list with netstat */ |
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exec("/usr/bin/netstat -inW -f link | awk '{ print $1, $4 } '", $linkinfo);
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array_shift($linkinfo); |
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foreach ($linkinfo as $link) {
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$alink = explode(" ", $link);
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$ifname = rtrim(trim($alink[0]), '*'); |
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if (!in_array(substr($ifname, 0, -1), $vfaces)) {
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$iflist[$ifname]['mac'] = trim($alink[1]); |
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$iflist[$ifname]['up'] = in_array($ifname, $upints) ? true: false; |
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/* find out if the link on this interface is up */ |
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} |
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} |
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return $iflist; |
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} |
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/* wrapper for exec() */ |
Also available in: Unified diff
Rewrite get_interface_list(). It now grabs a list of interface cloners instead of using a static list, makes fewer shell calls (more noticeable on systems with many interfaces), and does not use the preg engine.