Update website

This commit is contained in:
Guilhem Lavaux 2024-11-19 09:35:33 +01:00
parent bb4b0f9be8
commit 011b183e28
4263 changed files with 3014 additions and 720369 deletions

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@ -1,48 +0,0 @@
<?php
declare(strict_types=1);
namespace PhpMyAdmin\Server\SysInfo;
use const PHP_OS;
/**
* Basic SysInfo class not providing any real data.
*/
class Base
{
/**
* The OS name
*
* @var string
*/
public $os = PHP_OS;
/**
* Gets load information
*
* @return array with load data
*/
public function loadavg()
{
return ['loadavg' => 0];
}
/**
* Gets information about memory usage
*
* @return array with memory usage data
*/
public function memory()
{
return [];
}
/**
* Checks whether class is supported in this environment
*/
public function supported(): bool
{
return true;
}
}

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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Server\SysInfo;
use function array_combine;
use function array_merge;
use function file_get_contents;
use function intval;
use function is_array;
use function is_readable;
use function mb_strpos;
use function mb_substr;
use function preg_match_all;
use function preg_split;
/**
* Linux based SysInfo class
*/
class Linux extends Base
{
/**
* The OS name
*
* @var string
*/
public $os = 'Linux';
/**
* Gets load information
*
* @return array<string, int> with load data
*/
public function loadavg()
{
$buf = file_get_contents('/proc/stat');
if ($buf === false) {
$buf = '';
}
$pos = mb_strpos($buf, "\n");
if ($pos === false) {
$pos = 0;
}
$nums = preg_split(
'/\s+/',
mb_substr(
$buf,
0,
$pos
)
);
if (! is_array($nums)) {
return ['busy' => 0, 'idle' => 0];
}
return [
'busy' => (int) $nums[1] + (int) $nums[2] + (int) $nums[3],
'idle' => (int) $nums[4],
];
}
/**
* Checks whether class is supported in this environment
*/
public function supported(): bool
{
return @is_readable('/proc/meminfo') && @is_readable('/proc/stat');
}
/**
* Gets information about memory usage
*
* @return array with memory usage data
*/
public function memory()
{
$content = @file_get_contents('/proc/meminfo');
if ($content === false) {
return [];
}
preg_match_all(SysInfo::MEMORY_REGEXP, $content, $matches);
/** @var array<string, int>|false $mem */
$mem = array_combine($matches[1], $matches[2]);
if ($mem === false) {
return [];
}
$defaults = [
'MemTotal' => 0,
'MemFree' => 0,
'Cached' => 0,
'Buffers' => 0,
'SwapTotal' => 0,
'SwapFree' => 0,
'SwapCached' => 0,
];
$mem = array_merge($defaults, $mem);
foreach ($mem as $idx => $value) {
$mem[$idx] = intval($value);
}
$mem['MemUsed'] = $mem['MemTotal'] - $mem['MemFree'] - $mem['Cached'] - $mem['Buffers'];
$mem['SwapUsed'] = $mem['SwapTotal'] - $mem['SwapFree'] - $mem['SwapCached'];
return $mem;
}
}

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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Server\SysInfo;
use function explode;
use function is_readable;
use function shell_exec;
use function trim;
/**
* SunOS based SysInfo class
*/
class SunOs extends Base
{
/**
* The OS name
*
* @var string
*/
public $os = 'SunOS';
/**
* Read value from kstat
*
* @param string $key Key to read
*
* @return string with value
*/
private function kstat($key)
{
/** @psalm-suppress ForbiddenCode */
$m = shell_exec('kstat -p d ' . $key);
if ($m) {
[, $value] = explode("\t", trim($m), 2);
return $value;
}
return '';
}
/**
* Gets load information
*
* @return array with load data
*/
public function loadavg()
{
$load1 = $this->kstat('unix:0:system_misc:avenrun_1min');
return ['loadavg' => $load1];
}
/**
* Checks whether class is supported in this environment
*/
public function supported(): bool
{
return @is_readable('/proc/meminfo');
}
/**
* Gets information about memory usage
*
* @return array with memory usage data
*/
public function memory()
{
$pagesize = (int) $this->kstat('unix:0:seg_cache:slab_size');
$mem = [];
$mem['MemTotal'] = (int) $this->kstat('unix:0:system_pages:pagestotal') * $pagesize;
$mem['MemUsed'] = (int) $this->kstat('unix:0:system_pages:pageslocked') * $pagesize;
$mem['MemFree'] = (int) $this->kstat('unix:0:system_pages:pagesfree') * $pagesize;
$mem['SwapTotal'] = (int) $this->kstat('unix:0:vminfo:swap_avail') / 1024;
$mem['SwapUsed'] = (int) $this->kstat('unix:0:vminfo:swap_alloc') / 1024;
$mem['SwapFree'] = (int) $this->kstat('unix:0:vminfo:swap_free') / 1024;
return $mem;
}
}

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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Server\SysInfo;
use function in_array;
use function ucfirst;
use const PHP_OS;
/**
* Library for extracting information about system memory and cpu.
* Currently supports all Windows and Linux platforms
*
* This code is based on the OS Classes from the phpsysinfo project
* (https://phpsysinfo.github.io/phpsysinfo/)
*/
class SysInfo
{
public const MEMORY_REGEXP = '/^(MemTotal|MemFree|Cached|Buffers|SwapCached|SwapTotal|SwapFree):\s+(.*)\s*kB/im';
/**
* Returns OS type used for sysinfo class
*
* @param string $php_os PHP_OS constant
*
* @return string
*/
public static function getOs($php_os = PHP_OS)
{
// look for common UNIX-like systems
$unix_like = [
'FreeBSD',
'DragonFly',
];
if (in_array($php_os, $unix_like)) {
$php_os = 'Linux';
}
return ucfirst($php_os);
}
/**
* Gets SysInfo class matching current OS
*
* @return Base sysinfo class
*/
public static function get()
{
$php_os = self::getOs();
switch ($php_os) {
case 'Linux':
$sysInfo = new Linux();
if ($sysInfo->supported()) {
return $sysInfo;
}
break;
case 'WINNT':
$sysInfo = new WindowsNt();
if ($sysInfo->supported()) {
return $sysInfo;
}
break;
case 'SunOS':
$sysInfo = new SunOs();
if ($sysInfo->supported()) {
return $sysInfo;
}
break;
}
return new Base();
}
}

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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Server\SysInfo;
use COM;
use function class_exists;
use function count;
use function in_array;
use function is_string;
use function trim;
/**
* Windows NT based SysInfo class
*/
class WindowsNt extends Base
{
/** @var COM|null */
private $wmi;
/**
* The OS name
*
* @var string
*/
public $os = 'WINNT';
/**
* Constructor to access to wmi database.
*/
public function __construct()
{
if (! class_exists('COM')) {
$this->wmi = null;
return;
}
// initialize the wmi object
$objLocator = new COM('WbemScripting.SWbemLocator');
$this->wmi = $objLocator->ConnectServer();
}
/**
* Gets load information
*
* @return array with load data
*/
public function loadavg()
{
$sum = 0;
$buffer = $this->getWMI('Win32_Processor', ['LoadPercentage']);
foreach ($buffer as $load) {
$value = $load['LoadPercentage'];
$sum += $value;
}
return ['loadavg' => $sum / count($buffer)];
}
/**
* Checks whether class is supported in this environment
*/
public function supported(): bool
{
return $this->wmi !== null;
}
/**
* Reads data from WMI
*
* @param string $strClass Class to read
* @param array $strValue Values to read
*
* @return array with results
*/
private function getWMI($strClass, array $strValue = [])
{
$arrData = [];
$objWEBM = $this->wmi->Get($strClass);
// phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
$arrProp = $objWEBM->Properties_;
$arrWEBMCol = $objWEBM->Instances_();
foreach ($arrWEBMCol as $objItem) {
$arrInstance = [];
foreach ($arrProp as $propItem) {
// phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
$name = $propItem->Name;
if (! empty($strValue) && ! in_array($name, $strValue)) {
continue;
}
$value = $objItem->$name;
if (is_string($value)) {
$arrInstance[$name] = trim($value);
} else {
$arrInstance[$name] = $value;
}
}
$arrData[] = $arrInstance;
}
return $arrData;
}
/**
* Gets information about memory usage
*
* @return array with memory usage data
*/
public function memory()
{
$buffer = $this->getWMI(
'Win32_OperatingSystem',
[
'TotalVisibleMemorySize',
'FreePhysicalMemory',
]
);
$mem = [];
$mem['MemTotal'] = $buffer[0]['TotalVisibleMemorySize'];
$mem['MemFree'] = $buffer[0]['FreePhysicalMemory'];
$mem['MemUsed'] = $mem['MemTotal'] - $mem['MemFree'];
$buffer = $this->getWMI('Win32_PageFileUsage');
$mem['SwapTotal'] = 0;
$mem['SwapFree'] = 0;
$mem['SwapUsed'] = 0;
$mem['SwapPeak'] = 0;
foreach ($buffer as $swapdevice) {
$mem['SwapTotal'] += $swapdevice['AllocatedBaseSize'] * 1024;
$mem['SwapUsed'] += $swapdevice['CurrentUsage'] * 1024;
$mem['SwapPeak'] += $swapdevice['PeakUsage'] * 1024;
}
$mem['SwapFree'] = $mem['SwapTotal'] - $mem['SwapUsed'];
return $mem;
}
}