系统信息获取util实装

*性能很差，所以...

utils/SystemInfoHelper.php

@@ -2,14 +2,19 @@
 
 namespace app\utils;
 
+use app\models\CollectionTasks;
+use app\models\Share;
+use app\models\User;
 use DateTime;
 use Yii;
+use yii\db\Exception;
 
 /**
  * Class SystemInfoHelper
  * Get system information
  * Supported OS: Windows, Linux
  * Windows needs PowerShell
+ * Linux needs ethtool
  */
 class SystemInfoHelper
 {
@@ -26,12 +31,11 @@ class SystemInfoHelper
     public string $dataMountPoint; // Data Mount Point
     public string $mp_fs; // Filesystem
     public int $mp_size; // Size
-    public string $mp_used; // Used
+    public int $mp_used; // Used
-    public string $mp_avail; // Available
+    public int $mp_avail; // Available
     public string $dns; // DNS
     public string $gateway; // Gateway
-    public array $nics; // Network Interfaces
+    public array $nic; // Network Interface [interfaceName, mac, speed, ipv4, ipv6]
-    public array $nicsData; // Network Interfaces Data
     public int $users; // Users
     public int $activeUsers; // Active Users
     public int $shares; // Shares
@@ -44,43 +48,47 @@ class SystemInfoHelper
     public string $extensions; // Extensions
     public string $dbType; // Database Type
     public string $dbVersion; // Database Version
-    public string $dbSize; // Database Size
+    public int $dbSize; // Database Size
-
 
     /**
-     * SystemInfoHelper constructor.
+     * 检查操作系统类型
-     * Detect the OS type before the class is initialized.
+     * 必须在其他检测前调用
+     * @return void
      */
-    public function __construct()
+    private function detectOsType(): void
-    {
-        $this->osType = $this->detectOsType();
-    }
-
-    /**
-     * @return int
-     */
-    private function detectOsType(): int
     {
         $os = php_uname();
         if (stripos($os, 'windows') !== false) {
-            return 0;
+            $this->osType = 0;
         } elseif (stripos($os, 'linux') !== false) {
-            return 1;
+            $this->osType = 1;
         } else {
-            return 2;
+            $this->osType = 2;
         }
     }
 
+    /**
+     * 获取主机名
+     * @return void
+     */
     private function detectHostname(): void
     {
         $this->hostname = gethostname();
     }
 
+    /**
+     * 获取操作系统信息
+     * @return void
+     */
     private function detectOs(): void
     {
         $this->os = php_uname('s') . ' ' . php_uname('r') . ' ' . php_uname('v') . ' ' . php_uname('m');
     }
 
+    /**
+     * 获取CPU信息
+     * @return void
+     */
     private function detectCpu(): void
     {
         if ($this->osType === 0) {
@@ -94,7 +102,8 @@ class SystemInfoHelper
     }
 
     /**
-     * 32位系统最大只会获取到2147483647结果
+     * 获取已安装RAM信息
+     * 32位系统最大只会获取到2147483647结果 (2GB)
      * @return void
      */
     private function detectRam(): void
@@ -106,11 +115,19 @@ class SystemInfoHelper
         }
     }
 
+    /**
+     * 获取服务器时间
+     * @return void
+     */
     private function detectServerTime(): void
     {
         $this->serverTime = date('Y-m-d H:i:s T');
     }
 
+    /**
+     * 获取服务器已运行时间
+     * @return void
+     */
     private function detectServerUptime(): void
     {
         if ($this->osType === 0) {
@@ -125,6 +142,7 @@ class SystemInfoHelper
     }
 
     /**
+     * 获取服务器负载
      * Only for Linux
      * @return void
      */
@@ -133,6 +151,10 @@ class SystemInfoHelper
         $this->load = sys_getloadavg()[0];
     }
 
+    /**
+     * 获取CPU使用率
+     * @return void
+     */
     private function detectCpuUsage(): void
     {
         if ($this->osType === 0) {
@@ -142,6 +164,10 @@ class SystemInfoHelper
         }
     }
 
+    /**
+     * 获取RAM使用率
+     * @return void
+     */
     private function detectRamUsage(): void
     {
         if ($this->osType === 0) {
@@ -152,104 +178,204 @@ ngSystem).TotalVisibleMemorySize * 100"')), 2);
         }
     }
 
+    /**
+     * 获取数据挂载点信息
+     * 包含文件系统、大小、已用、可用
+     * @return void
+     */
     private function detectDataMountPoint(): void
     {
         $dataPath = Yii::getAlias(Yii::$app->params['dataDirectory']);
         if ($this->osType === 0) {
-            $this->dataMountPoint = shell_exec('powershell (Get-Item \"' . $dataPath . '\").PSDrive.Root');
+            $this->dataMountPoint = shell_exec('powershell (Get-Item \"' . $dataPath . '\").PSDrive.Root'); // X:\
-            $dmp = substr($this->dataMountPoint, 0, 2);
+            $dmp = substr($this->dataMountPoint, 0, 2); // X:
             $this->mp_fs = shell_exec('powershell "(Get-WmiObject Win32_Volume | Where-Object {$_.DriveLetter -eq \'' . $dmp . '\'}).FileSystem"');
-            $this->mp_size = shell_exec('powershell "(Get-WmiObject Win32_LogicalDisk | Where-Object {$_.DeviceID -eq \'' . $dmp . '\'}).size"');
+            $this->mp_size = intval(shell_exec('powershell "(Get-WmiObject Win32_LogicalDisk | Where-Object {$_.DeviceID -eq \'' . $dmp . '\'}).Size"'));
+            $this->mp_avail = intval(shell_exec('powershell "(Get-WmiObject Win32_LogicalDisk | Where-Object {$_.DeviceID -eq \'' . $dmp . '\'}).FreeSpace"'));
+            $this->mp_used = $this->mp_size - $this->mp_avail;
         } else {
             $this->dataMountPoint = shell_exec("df -P \"" . $dataPath . "\" | awk 'NR==2{print $6}'");
             $this->mp_fs = shell_exec("df -T \"" . $this->dataMountPoint . "\" | awk 'NR==2{print $2}'");
-            $this->mp_size = shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $2}\'');
+            $this->mp_size = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $2}\''));
-        }
+            $this->mp_used = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $3}\''));
-    }
+            $this->mp_avail = intval(shell_exec('df -k "' . $this->dataMountPoint . '" | awk \'NR==2{print $4}\''));
-
-    private function detectMpUsed(): void
-    {
-        if ($this->osType === 0) {
-
-        } else {
-        }
-    }
-
-    private function detectMpAvail(): void
-    {
-        if ($this->osType === 0) {
-
-        } else {
         }
     }
 
+    /**
+     * 获取DNS信息
+     * @return void
+     */
     private function detectDns(): void
     {
         if ($this->osType === 0) {
-
+            $this->dns = shell_exec('powershell "((Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).DnsServer.ServerAddresses) -join \',\'"');
         } else {
+            $this->dns = shell_exec('cat /etc/resolv.conf | grep nameserver | awk \'{print $2}\' | tr \'\\n\' \',\' | sed \'s/,$//\'');
         }
     }
 
+    /**
+     * 获取网关信息
+     * @return void
+     */
     private function detectGateway(): void
     {
         if ($this->osType === 0) {
-
+            $this->gateway = shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv4DefaultGateway.NextHop"');
         } else {
+            $this->gateway = shell_exec('ip route | grep default | awk \'{print $3}\'');
         }
     }
 
-    private function detectNics(): void
+    /**
+     * 获取网卡信息
+     * 包含接口名、MAC地址、速度、IPv4、IPv6
+     * @return void
+     */
+    private function detectNic(): void
     {
         if ($this->osType === 0) {
-
+            $this->nic = [
+                'interfaceName' => shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).Name"'),
+                'mac' => strtolower(shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).MacAddress"')),
+                'speed' => shell_exec('powershell "(Get-NetAdapter | Where-Object { $_.Status -eq \'Up\' }).LinkSpeed"'),
+                'ipv4' => shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv4Address.IPAddress"'),
+                'ipv6' => shell_exec('powershell "(Get-NetIPConfiguration | Where-Object { $_.NetAdapter.Status -eq \'Up\' }).IPv6Address.IPAddress"')
+            ];
         } else {
+            $name = trim(shell_exec('ip link | awk -F: \'$0 !~ "lo|vir|wl|^[^0-9]"{print $2;getline}\''));
+            $this->nic = [
+                'interfaceName' => $name,
+                'mac' => shell_exec("ip addr show $name | awk '/ether/ {print $2}'"),
+                'speed' => shell_exec("ethtool $name 2>/dev/null | awk '/Speed:/ {print $2}'"),
+                'ipv4' => shell_exec("ip addr show $name | awk '/inet / {print $2}' | cut -d'/' -f1"),
+                'ipv6' => shell_exec("ip addr show $name | awk '/inet6 / {print $2}' | cut -d'/' -f1")
+            ];
         }
     }
 
+    /**
+     * 获取用户信息
+     * 包含用户数、活跃用户数
+     * @return void
+     */
     private function detectUsers(): void
     {
-        if ($this->osType === 0) {
+        $this->users = User::find()->count();
-
+        $activeTime = date('Y-m-d H:i:s', strtotime('-24 hours'));
-        } else {
+        $this->activeUsers = User::find()->where(['>', 'last_login', $activeTime])->count();
-        }
     }
 
+    /**
+     * 获取分享信息
+     * @return void
+     */
     private function detectShares(): void
     {
-        if ($this->osType === 0) {
+        $this->shares = Share::find()->count();
-
-        } else {
-        }
     }
 
+    /**
+     * 获取收集任务信息
+     * @return void
+     */
     private function detectCollections(): void
     {
-        if ($this->osType === 0) {
+        $this->collections = CollectionTasks::find()->count();
-
-        } else {
-        }
     }
 
+    /**
+     * 获取PHP环境信息
+     * @return void
+     */
     private function detectEnv(): void
     {
-        if ($this->osType === 0) {
+        $this->phpVersion = phpversion();
-
+        $this->memoryLimit = ini_get('memory_limit');
-        } else {
+        $this->maxExecutionTime = ini_get('max_execution_time');
-        }
+        $this->uploadMaxFilesize = ini_get('upload_max_filesize');
+        $this->postMaxSize = ini_get('post_max_size');
+        $this->extensions = implode(', ', get_loaded_extensions());
     }
 
+    /**
+     * 获取数据库信息
+     * @return void
+     */
     private function detectDb(): void
     {
-        if ($this->osType === 0) {
+        $this->dbType = Yii::$app->db->driverName;
-
+//        debug
-        } else {
+//        $this->dbVersion = '1';
+//        $this->dbSize = 1;
+//        return;
+        try {
+            $this->dbVersion = Yii::$app->db->createCommand('SELECT VERSION()')->queryScalar();
+        } catch (Exception) {
+            $this->dbVersion = 'Fetch Error';
+        }
+        $dbName = $_ENV['DB_NAME'];
+        try {
+            $this->dbSize = Yii::$app->db->createCommand("select SUM(data_length + index_length) from information_schema.TABLES where table_schema = '$dbName' group by table_schema;")->queryScalar();
+        } catch (Exception) {
+            $this->dbSize = 'Fetch Error';
         }
     }
 
-    public static function getSysInfo()
+    /**
+     * 获取系统信息(初始化)
+     * @return SystemInfoHelper
+     */
+    public static function getSysInfoInit(): SystemInfoHelper
     {
+        $sysInfo = new SystemInfoHelper();
+        $sysInfo->detectOsType();
+        $sysInfo->detectHostname();
+        $sysInfo->detectOs();
+        $sysInfo->detectCpu();
+        $sysInfo->detectRam();
+        $sysInfo->detectServerTime();
+        $sysInfo->detectServerUptime();
+        if ($sysInfo->osType === 1) {
+            $sysInfo->detectLoad();
+        } else {
+            $sysInfo->load = -1;
+        }
+        $sysInfo->detectCpuUsage();
+        $sysInfo->detectRamUsage();
+        $sysInfo->detectDataMountPoint();
+        $sysInfo->detectDns();
+        $sysInfo->detectGateway();
+        $sysInfo->detectNic();
+        $sysInfo->detectUsers();
+        $sysInfo->detectShares();
+        $sysInfo->detectCollections();
+        $sysInfo->detectEnv();
+        $sysInfo->detectDb();
+        return $sysInfo;
 
     }
 
+    /**
+     * 获取系统信息(刷新)
+     * 为了减少资源消耗，只刷新部分数据
+     * @return SystemInfoHelper
+     */
+    public static function getSysInfoFre(): SystemInfoHelper
+    {
+        $sysInfo = new SystemInfoHelper();
+        $sysInfo->detectServerTime();
+        $sysInfo->detectServerUptime();
+        if ($sysInfo->osType === 1) {
+            $sysInfo->detectLoad();
+        } else {
+            $sysInfo->load = -1;
+        }
+        $sysInfo->detectCpuUsage();
+        $sysInfo->detectRamUsage();
+        $sysInfo->detectDataMountPoint();
+        return $sysInfo;
+    }
+
 }