381 lines
13 KiB
PHP
381 lines
13 KiB
PHP
<?php
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namespace app\utils;
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use app\models\CollectionTasks;
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use app\models\Share;
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use app\models\User;
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use DateTime;
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use Yii;
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use yii\db\Exception;
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/**
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* Class SystemInfoHelper
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* Get system information
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* Supported OS: Windows, Linux
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* Windows needs PowerShell
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* Linux needs ethtool
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*/
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class SystemInfoHelper
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{
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public string $hostname; // Hostname
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public int $osType; // 0: Windows, 1: Linux, 2: Others
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public string $os; // OS
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public string $cpu; // CPU
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public int $ram; // RAM Byte
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public string $serverTime; // Server Time
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public string $serverUpTime; // Server Up Time
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public float $load; // Load
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public float $cpuUsage; // CPU Usage
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public float $ramUsage; // RAM Usage
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public string $dataMountPoint; // Data Mount Point
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public string $mp_fs; // Filesystem
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public int $mp_size; // Size
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public int $mp_used; // Used
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public int $mp_avail; // Available
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public string $dns; // DNS
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public string $gateway; // Gateway
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public array $nic; // Network Interface [interfaceName, mac, speed, ipv4, ipv6]
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public int $users; // Users
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public int $activeUsers; // Active Users
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public int $shares; // Shares
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public int $collections; // Collections
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public string $phpVersion; // PHP Version
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public string $memoryLimit; // Memory Limit
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public string $maxExecutionTime; // Max Execution Time
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public string $uploadMaxFilesize; // Upload Max Filesize
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public string $postMaxSize; // Post Max Size
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public string $extensions; // Extensions
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public string $dbType; // Database Type
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public string $dbVersion; // Database Version
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public int $dbSize; // Database Size
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/**
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* 检查操作系统类型
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* 必须在其他检测前调用
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* @return void
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*/
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private function detectOsType(): void
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{
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$os = php_uname();
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if (stripos($os, 'windows') !== false) {
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$this->osType = 0;
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} elseif (stripos($os, 'linux') !== false) {
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$this->osType = 1;
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} else {
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$this->osType = 2;
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}
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}
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/**
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* 获取主机名
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* @return void
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*/
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private function detectHostname(): void
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{
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$this->hostname = gethostname();
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}
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/**
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* 获取操作系统信息
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* @return void
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*/
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private function detectOs(): void
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{
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$this->os = php_uname('s') . ' ' . php_uname('r') . ' ' . php_uname('v') . ' ' . php_uname('m');
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}
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/**
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* 获取CPU信息
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* @return void
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*/
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private function detectCpu(): void
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{
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if ($this->osType === 0) {
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$cpu_model = shell_exec('powershell (Get-WmiObject Win32_Processor).Name');
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$cpu_cores = shell_exec('powershell (Get-WmiObject Win32_Processor).NumberOfCores');
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} else {
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$cpu_model = trim(shell_exec("cat /proc/cpuinfo | grep 'model name' | uniq | awk -F': ' '{print $2}'"));
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$cpu_cores = shell_exec('nproc');
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}
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$this->cpu = $cpu_model . ' (' . $cpu_cores . ' Cores)';
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}
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/**
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* 获取已安装RAM信息
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* 32位系统最大只会获取到2147483647结果 (2GB)
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* @return void
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*/
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private function detectRam(): void
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{
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if ($this->osType === 0) {
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$this->ram = intval(shell_exec('powershell (Get-WmiObject Win32_computerSystem).TotalPhysicalMemory'));
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} else {
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$this->ram = intval(shell_exec("grep MemTotal /proc/meminfo | awk '{print $2}'"));
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}
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}
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/**
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* 获取服务器时间
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* @return void
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*/
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private function detectServerTime(): void
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{
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$this->serverTime = date('Y-m-d H:i:s T');
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}
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/**
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* 获取服务器已运行时间
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* @return void
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*/
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private function detectServerUptime(): void
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{
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if ($this->osType === 0) {
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$lastBootUpTime = strtotime(shell_exec('powershell (Get-CimInstance Win32_OperatingSystem).LastBootUpTime'));
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$now = new DateTime();
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$bootTime = new DateTime("@$lastBootUpTime");
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$interval = $bootTime->diff($now);
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$this->serverUpTime = $interval->format('%a days, %h hours, %i minutes, %s seconds');
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} else {
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$this->serverUpTime = str_replace("up ", "", trim(shell_exec('uptime -p')));
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}
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}
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/**
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* 获取服务器负载
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* Only for Linux
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* @return void
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*/
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private function detectLoad(): void
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{
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$this->load = sys_getloadavg()[0];
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}
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/**
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* 获取CPU使用率
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* @return void
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*/
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private function detectCpuUsage(): void
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{
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if ($this->osType === 0) {
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$this->cpuUsage = floatval(shell_exec('powershell (Get-WmiObject Win32_Processor).LoadPercentage'));
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} else {
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$this->cpuUsage = floatval(shell_exec("top -b -n1 | grep 'Cpu(s)' | awk '{print $2 + $4}'"));
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}
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}
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/**
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* 获取RAM使用率
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* @return void
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*/
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private function detectRamUsage(): void
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{
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if ($this->osType === 0) {
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$this->ramUsage = round(floatval(shell_exec('powershell "100 - (Get-WmiObject Win32_OperatingSystem).FreePhysicalMemory / (Get-WmiObject Win32_Operati
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ngSystem).TotalVisibleMemorySize * 100"')), 2);
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} else {
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$this->ramUsage = round(floatval(shell_exec('free | grep Mem | awk \'{print $3/$2 * 100.0}\'')), 2);
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}
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}
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/**
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* 获取数据挂载点信息
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* 包含文件系统、大小、已用、可用
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* @return void
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*/
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private function detectDataMountPoint(): void
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{
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$dataPath = Yii::getAlias(Yii::$app->params['dataDirectory']);
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if ($this->osType === 0) {
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$this->dataMountPoint = shell_exec('powershell (Get-Item \"' . $dataPath . '\").PSDrive.Root'); // X:\
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$dmp = substr($this->dataMountPoint, 0, 2); // X:
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$this->mp_fs = shell_exec('powershell "(Get-WmiObject Win32_Volume | Where-Object {$_.DriveLetter -eq \'' . $dmp . '\'}).FileSystem"');
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$this->mp_size = intval(shell_exec('powershell "(Get-WmiObject Win32_LogicalDisk | Where-Object {$_.DeviceID -eq \'' . $dmp . '\'}).Size"'));
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$this->mp_avail = intval(shell_exec('powershell "(Get-WmiObject Win32_LogicalDisk | Where-Object {$_.DeviceID -eq \'' . $dmp . '\'}).FreeSpace"'));
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$this->mp_used = $this->mp_size - $this->mp_avail;
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} else {
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$this->dataMountPoint = shell_exec("df -P \"" . $dataPath . "\" | awk 'NR==2{print $6}'");
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$this->mp_fs = shell_exec("df -T \"" . $this->dataMountPoint . "\" | awk 'NR==2{print $2}'");
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$this->mp_size = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $2}\''));
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$this->mp_used = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $3}\''));
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$this->mp_avail = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $4}\''));
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}
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}
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/**
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* 获取DNS信息
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* @return void
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*/
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private function detectDns(): void
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{
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if ($this->osType === 0) {
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$this->dns = shell_exec('powershell "((Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).DnsServer.ServerAddresses) -join \',\'"');
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} else {
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$this->dns = shell_exec('cat /etc/resolv.conf | grep nameserver | awk \'{print $2}\' | tr \'\\n\' \',\' | sed \'s/,$//\'');
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}
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}
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/**
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* 获取网关信息
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* @return void
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*/
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private function detectGateway(): void
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{
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if ($this->osType === 0) {
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$this->gateway = shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv4DefaultGateway.NextHop"');
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} else {
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$this->gateway = shell_exec('ip route | grep default | awk \'{print $3}\'');
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}
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}
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/**
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* 获取网卡信息
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* 包含接口名、MAC地址、速度、IPv4、IPv6
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* @return void
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*/
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private function detectNic(): void
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{
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if ($this->osType === 0) {
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$this->nic = [
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'interfaceName' => shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).Name"'),
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'mac' => strtolower(shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).MacAddress"')),
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'speed' => shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).LinkSpeed"'),
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'ipv4' => shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv4Address.IPAddress"'),
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'ipv6' => shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv6Address.IPAddress"')
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];
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} else {
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$name = trim(shell_exec('ip link | awk -F: \'$0 !~ "lo|vir|wl|^[^0-9]"{print $2;getline}\''));
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$this->nic = [
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'interfaceName' => $name,
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'mac' => shell_exec("ip addr show $name | awk '/ether/ {print $2}'"),
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'speed' => shell_exec("ethtool $name 2>/dev/null | awk '/Speed:/ {print $2}'"),
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'ipv4' => shell_exec("ip addr show $name | awk '/inet / {print $2}' | cut -d'/' -f1"),
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'ipv6' => shell_exec("ip addr show $name | awk '/inet6 / {print $2}' | cut -d'/' -f1")
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];
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}
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}
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/**
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* 获取用户信息
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* 包含用户数、活跃用户数
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* @return void
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*/
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private function detectUsers(): void
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{
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$this->users = User::find()->count();
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$activeTime = date('Y-m-d H:i:s', strtotime('-24 hours'));
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$this->activeUsers = User::find()->where(['>', 'last_login', $activeTime])->count();
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}
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/**
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* 获取分享信息
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* @return void
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*/
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private function detectShares(): void
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{
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$this->shares = Share::find()->count();
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}
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/**
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* 获取收集任务信息
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* @return void
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*/
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private function detectCollections(): void
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{
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$this->collections = CollectionTasks::find()->count();
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}
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/**
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* 获取PHP环境信息
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* @return void
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*/
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private function detectEnv(): void
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{
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$this->phpVersion = phpversion();
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$this->memoryLimit = ini_get('memory_limit');
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$this->maxExecutionTime = ini_get('max_execution_time');
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$this->uploadMaxFilesize = ini_get('upload_max_filesize');
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$this->postMaxSize = ini_get('post_max_size');
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$this->extensions = implode(', ', get_loaded_extensions());
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}
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/**
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* 获取数据库信息
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* @return void
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*/
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private function detectDb(): void
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{
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$this->dbType = Yii::$app->db->driverName;
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// debug
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// $this->dbVersion = '1';
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// $this->dbSize = 1;
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// return;
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try {
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$this->dbVersion = Yii::$app->db->createCommand('SELECT VERSION()')->queryScalar();
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} catch (Exception) {
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$this->dbVersion = 'Fetch Error';
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}
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$dbName = $_ENV['DB_NAME'];
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try {
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$this->dbSize = Yii::$app->db->createCommand("select SUM(data_length + index_length) from information_schema.TABLES where table_schema = '$dbName' group by table_schema;")->queryScalar();
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} catch (Exception) {
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$this->dbSize = 'Fetch Error';
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}
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}
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/**
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* 获取系统信息(初始化)
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* @return SystemInfoHelper
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*/
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public static function getSysInfoInit(): SystemInfoHelper
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{
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$sysInfo = new SystemInfoHelper();
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$sysInfo->detectOsType();
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$sysInfo->detectHostname();
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$sysInfo->detectOs();
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$sysInfo->detectCpu();
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$sysInfo->detectRam();
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$sysInfo->detectServerTime();
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$sysInfo->detectServerUptime();
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if ($sysInfo->osType === 1) {
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$sysInfo->detectLoad();
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} else {
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$sysInfo->load = -1;
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}
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$sysInfo->detectCpuUsage();
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$sysInfo->detectRamUsage();
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$sysInfo->detectDataMountPoint();
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$sysInfo->detectDns();
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$sysInfo->detectGateway();
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$sysInfo->detectNic();
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$sysInfo->detectUsers();
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$sysInfo->detectShares();
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$sysInfo->detectCollections();
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$sysInfo->detectEnv();
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$sysInfo->detectDb();
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return $sysInfo;
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}
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/**
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* 获取系统信息(刷新)
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* 为了减少资源消耗，只刷新部分数据
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* @return SystemInfoHelper
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*/
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public static function getSysInfoFre(): SystemInfoHelper
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{
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$sysInfo = new SystemInfoHelper();
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$sysInfo->detectServerTime();
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$sysInfo->detectServerUptime();
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if ($sysInfo->osType === 1) {
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$sysInfo->detectLoad();
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} else {
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$sysInfo->load = -1;
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}
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$sysInfo->detectCpuUsage();
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$sysInfo->detectRamUsage();
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$sysInfo->detectDataMountPoint();
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return $sysInfo;
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}
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} |