129 lines
3.6 KiB
PHP
129 lines
3.6 KiB
PHP
<?php
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namespace App\Utils;
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class DiskInfoHelper
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{
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/**
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* 获取所有磁盘信息
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*/
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public static function getAllDisks(): array
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{
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if (PHP_OS_FAMILY === 'Windows') {
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return self::getWindowsDisks();
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}
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return self::getLinuxDisks();
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}
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/**
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* Linux 系统：通过 df -T 获取磁盘信息
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*/
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protected static function getLinuxDisks(): array
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{
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$output = [];
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@exec('df -T -B1 2>/dev/null', $output);
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$disks = [];
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$ignoreFs = ['tmpfs', 'devtmpfs', 'overlay', 'squashfs', 'proc', 'sysfs', 'cgroup'];
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foreach ($output as $line) {
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if (str_starts_with($line, 'Filesystem') || empty(trim($line))) {
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continue;
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}
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[$filesystem, $type, $size, $used, $avail, $usePercent, $mount] = preg_split('/\s+/', $line);
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if (in_array($type, $ignoreFs)) {
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continue; // 过滤掉虚拟文件系统
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}
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$size = (int)$size;
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$used = (int)$used;
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$avail = (int)$avail;
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$usePercent = rtrim($usePercent, '%');
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$disks[] = [
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'path' => $mount,
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'filesystem' => $filesystem,
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'type' => $type,
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'total' => self::formatBytes($size),
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'used' => self::formatBytes($used),
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'available' => self::formatBytes($avail),
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'used_percent' => (float)$usePercent . '%',
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];
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}
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return $disks;
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}
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/**
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* Windows 系统：通过 wmic 获取磁盘信息
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*/
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protected static function getWindowsDisks(): array
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{
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$output = [];
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@exec('wmic logicaldisk get Caption,FileSystem,Size,FreeSpace,Description /format:list', $output);
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$disks = [];
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$current = [];
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foreach ($output as $line) {
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$line = trim($line);
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if ($line === '') {
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if (!empty($current)) {
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$disks[] = self::formatWindowsDisk($current);
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$current = [];
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}
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continue;
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}
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[$key, $value] = array_map('trim', explode('=', $line, 2) + [null, null]);
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if ($key) {
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$current[$key] = $value;
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}
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}
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if (!empty($current)) {
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$disks[] = self::formatWindowsDisk($current);
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}
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return $disks;
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}
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/**
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* 格式化 Windows 磁盘数据
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*/
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protected static function formatWindowsDisk(array $data): array
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{
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$size = isset($data['Size']) ? (int)$data['Size'] : 0;
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$free = isset($data['FreeSpace']) ? (int)$data['FreeSpace'] : 0;
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$used = $size - $free;
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$usedPercent = $size > 0 ? round($used / $size * 100, 2) : 0;
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return [
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'path' => $data['Caption'] ?? '',
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'filesystem' => $data['FileSystem'] ?? '',
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'type' => $data['Description'] ?? '',
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'total' => self::formatBytes($size),
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'used' => self::formatBytes($used),
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'available' => self::formatBytes($free),
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'used_percent' => $usedPercent . "%",
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];
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}
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/**
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* 格式化字节为易读形式
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*/
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protected static function formatBytes(int $bytes): string
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{
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if ($bytes <= 0) {
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return '0 B';
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}
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$units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
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$i = (int)floor(log($bytes, 1024));
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return sprintf('%.2f %s', $bytes / pow(1024, $i), $units[$i]);
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}
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}
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