$memMax) $memTotal = $memMax; // find network interfaces available on device $net_ifaces = array(); exec("for iface in $(/usr/bin/find /sys/class/net/ -type l | /bin/grep -iv \"lo\"); do iface=$(/usr/bin/basename \$iface); if /sbin/ifconfig \$iface | /bin/grep -i inet >/dev/null 2>&1; then echo \"\$iface;\$(/sbin/ifconfig \$iface | awk '/addr:/{print \$2}' | cut -f2 -d:;)\"; fi; done", $call_output); // create an array from that for next operations (even though most people will only have a single interface w/ an ip addr defined) foreach($call_output as $tmp) { list($iface, $ip) = explode(';', $tmp); if($ip) { $net_ifaces[$iface] = $ip; $ex_ip = $ip; } unset($tmp, $iface, $ip); } unset($call_output); // Save posted data $config = array(); if(isset($_POST['posted'])) { $config = array("interface" => $_POST['interface'], "memory" => $_POST['memory']); // Save new config $handle = fopen($filename, "w+"); if($config['interface']) { fwrite($handle, "interface=" . $config['interface'] . "\n"); } fwrite($handle, "memory=" . $config['memory']); fclose($handle); } elseif(file_exists($filename)) { // Read config file content $fileContent = explode("\n", file_get_contents($filename)); while(list(, $item) = each($fileContent)) { $cfgLine = explode("=", $item); $config[$cfgLine[0]] = $cfgLine[1]; } } // was an iface/ip configured $ip_configured = true; if(!isset($config['interface']) || (isset($config['interface']) && !array_key_exists($config['interface'], $net_ifaces))) { $ip_configured = false; } ?> CrashPlan Administration
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