monitoring/libs/network.php

115 lines
2.9 KiB
PHP

<?php
require '../autoload.php';
$datas = array();
$network = array();
// Possible commands for ifconfig and ip
$commands = array(
'ifconfig' => array('ifconfig', '/sbin/ifconfig', '/usr/bin/ifconfig', '/usr/sbin/ifconfig'),
'ip' => array('ip', '/bin/ip', '/sbin/ip', '/usr/bin/ip', '/usr/sbin/ip'),
);
// Returns command line for retreive interfaces
function getInterfacesCommand($commands)
{
$ifconfig = Misc::whichCommand($commands['ifconfig'], ' | awk -F \'[/ |: ]\' \'{print $1}\' | sed -e \'/^$/d\'');
if (!empty($ifconfig))
{
return $ifconfig;
}
else
{
$ip_cmd = Misc::whichCommand($commands['ip'], ' -V', false);
if (!empty($ip_cmd))
{
return $ip_cmd.' -oneline link show | awk \'{print $2}\' | sed "s/://"';
}
else
{
return null;
}
}
}
// Returns command line for retreive IP address from interface name
function getIpCommand($commands, $interface)
{
$ifconfig = Misc::whichCommand($commands['ifconfig'], ' '.$interface.' | awk \'/inet / {print $2}\' | cut -d \':\' -f2');
if (!empty($ifconfig))
{
return $ifconfig;
}
else
{
$ip_cmd = Misc::whichCommand($commands['ip'], ' -V', false);
if (!empty($ip_cmd))
{
return 'for family in inet inet6; do '.
$ip_cmd.' -oneline -family $family addr show '.$interface.' | grep -v fe80 | awk \'{print $4}\' | sed "s/\/.*//"; ' .
'done';
}
else
{
return null;
}
}
}
$getInterfaces_cmd = getInterfacesCommand($commands);
if (is_null($getInterfaces_cmd) || !(exec($getInterfaces_cmd, $getInterfaces)))
{
$datas[] = array('interface' => 'N.A', 'ip' => 'N.A');
}
else
{
foreach ($getInterfaces as $name)
{
$ip = null;
$getIp_cmd = getIpCommand($commands, $name);
if (is_null($getIp_cmd) || !(exec($getIp_cmd, $ip)))
{
$network[] = array(
'name' => $name,
'ip' => 'N.A',
);
}
else
{
if (!isset($ip[0]))
$ip[0] = '';
$network[] = array(
'name' => $name,
'ip' => $ip[0],
);
}
}
foreach ($network as $interface)
{
// Get transmit and receive datas by interface
exec('cat /sys/class/net/'.$interface['name'].'/statistics/tx_bytes', $getBandwidth_tx);
exec('cat /sys/class/net/'.$interface['name'].'/statistics/rx_bytes', $getBandwidth_rx);
$datas[] = array(
'interface' => $interface['name'],
'ip' => $interface['ip'],
'transmit' => Misc::getSize($getBandwidth_tx[0]),
'receive' => Misc::getSize($getBandwidth_rx[0]),
);
unset($getBandwidth_tx, $getBandwidth_rx);
}
}
echo json_encode($datas);