ezservermonitor-web/libs/cpu.php

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<?php
require '../autoload.php';
$Config = new Config();
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// Number of cores
$num_cores = Misc::getCpuCoresNumber();
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// CPU info
$model = 'N.A';
$frequency = 'N.A';
$cache = 'N.A';
$bogomips = 'N.A';
$temp = 'N.A';
if ($cpuinfo = shell_exec('cat /proc/cpuinfo'))
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{
$processors = preg_split('/\s?\n\s?\n/', trim($cpuinfo));
foreach ($processors as $processor)
{
$details = preg_split('/\n/', $processor, -1, PREG_SPLIT_NO_EMPTY);
foreach ($details as $detail)
{
list($key, $value) = preg_split('/\s*:\s*/', trim($detail));
switch (strtolower($key))
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{
case 'model name':
case 'cpu model':
case 'cpu':
case 'processor':
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$model = $value;
break;
case 'cpu mhz':
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case 'clock':
$frequency = $value.' MHz';
break;
case 'cache size':
case 'l2 cache':
$cache = $value;
break;
case 'bogomips':
$bogomips = $value;
break;
}
}
}
}
if ($frequency == 'N.A')
{
if ($f = shell_exec('cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq'))
{
$f = (int)$f / 1000;
$frequency = $f.' MHz';
}
}
// CPU Temp
if ($Config->get('cpu:enable_temperature'))
{
if (file_exists('/usr/bin/sensors') && exec('/usr/bin/sensors | grep -E "^(CPU Temp|Core 0)" | cut -d \'+\' -f2 | cut -d \'.\' -f1', $t))
{
if (isset($t[0]))
$temp = $t[0].' °C';
}
else
{
if (exec('cat /sys/class/thermal/thermal_zone0/temp', $t))
{
$temp = round($t[0] / 1000).' °C';
}
}
}
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$datas = array(
'model' => $model,
'num_cores' => $num_cores,
'frequency' => $frequency,
'cache' => $cache,
'bogomips' => $bogomips,
'temp' => $temp,
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);
echo json_encode($datas);