diff --git a/app/Console/Commands/CleanupExpiredOnlineStatus.php b/app/Console/Commands/CleanupExpiredOnlineStatus.php
deleted file mode 100644
index e51afc9..0000000
--- a/app/Console/Commands/CleanupExpiredOnlineStatus.php
+++ /dev/null
@@ -1,52 +0,0 @@
-<?php
-
-namespace App\Console\Commands;
-
-use Illuminate\Console\Command;
-use App\Models\User;
-use Illuminate\Support\Facades\Log;
-
-class CleanupExpiredOnlineStatus extends Command
-{
-    /**
-     * The name and signature of the console command.
-     *
-     * @var string
-     */
-    protected $signature = 'cleanup:expired-online-status';
-
-    /**
-     * The console command description.
-     *
-     * @var string
-     */
-    protected $description = 'Reset online_count to 0 for users stale for 5+ minutes';
-
-    /**
-     * Execute the console command.
-     */
-    public function handle()
-    {
-        try {
-            $affected = 0;
-            User::query()
-                ->where('online_count', '>', 0)
-                ->where('last_online_at', '<', now()->subMinutes(5))
-                ->chunkById(1000, function ($users) use (&$affected) {
-                    if ($users->isEmpty()) {
-                        return;
-                    }
-                    $count = User::whereIn('id', $users->pluck('id'))
-                        ->update(['online_count' => 0]);
-                    $affected += $count;
-                }, 'id');
-
-            $this->info("Expired online status cleaned. Affected: {$affected}");
-            return self::SUCCESS;
-        } catch (\Throwable $e) {
-            Log::error('CleanupExpiredOnlineStatus failed', ['error' => $e->getMessage()]);
-            $this->error('Cleanup failed: ' . $e->getMessage());
-            return self::FAILURE;
-        }
-    }
-}
diff --git a/app/Console/Commands/NodeWebSocketServer.php b/app/Console/Commands/NodeWebSocketServer.php
index 4a63919..8c07d93 100644
--- a/app/Console/Commands/NodeWebSocketServer.php
+++ b/app/Console/Commands/NodeWebSocketServer.php
@@ -3,6 +3,7 @@
 namespace App\Console\Commands;
 
 use App\Models\Server;
+use App\Services\DeviceStateService;
 use App\Services\NodeSyncService;
 use App\Services\NodeRegistry;
 use App\Services\ServerService;
@@ -69,6 +70,23 @@ class NodeWebSocketServer extends Command
                     }
                 }
             });
+
+            // 定时推送设备状态给节点（每10秒）
+            Timer::add(10, function () {
+                $pendingNodeIds = Redis::spop('device:push_pending_nodes', 100);
+                if (empty($pendingNodeIds)) {
+                    return;
+                }
+
+                $deviceStateService = app(DeviceStateService::class);
+
+                foreach ($pendingNodeIds as $nodeId) {
+                    $nodeId = (int) $nodeId;
+                    if (NodeRegistry::get($nodeId) !== null) {
+                        $this->pushDeviceStateToNode($nodeId, $deviceStateService);
+                    }
+                }
+            });
         };
 
         $worker->onConnect = function (TcpConnection $conn) {
@@ -126,6 +144,10 @@ class NodeWebSocketServer extends Command
             NodeRegistry::add($nodeId, $conn);
             Cache::put("node_ws_alive:{$nodeId}", true, 86400);
 
+            // 清理该节点的旧设备数据（节点重连后需重新上报全量）
+            $deviceStateService = app(DeviceStateService::class);
+            $deviceStateService->clearNodeDevices($nodeId);
+
             Log::debug("[WS] Node#{$nodeId} connected", [
                 'remote' => $conn->getRemoteIp(),
                 'total' => NodeRegistry::count(),
@@ -162,8 +184,17 @@ class NodeWebSocketServer extends Command
                         $this->handleNodeStatus($nodeId, $msg['data']);
                     }
                     break;
+                case 'report.devices':
+                    if ($nodeId && isset($msg['data'])) {
+                        $this->handleDeviceReport($nodeId, $msg['data']);
+                    }
+                    break;
+                case 'request.devices':
+                    if ($nodeId) {
+                        $this->handleDeviceRequest($conn, $nodeId);
+                    }
+                    break;
                 default:
-                    // Future: handle other node-initiated messages if needed
                     break;
             }
         };
@@ -173,6 +204,9 @@ class NodeWebSocketServer extends Command
                 $nodeId = $conn->nodeId;
                 NodeRegistry::remove($nodeId);
                 Cache::forget("node_ws_alive:{$nodeId}");
+
+                app(DeviceStateService::class)->clearNodeDevices($nodeId);
+
                 Log::debug("[WS] Node#{$nodeId} disconnected", [
                     'total' => NodeRegistry::count(),
                 ]);
@@ -194,13 +228,85 @@ class NodeWebSocketServer extends Command
 
         // Update last check-in cache
         Cache::put(\App\Utils\CacheKey::get('SERVER_' . $nodeType . '_LAST_CHECK_AT', $nodeId), time(), 3600);
-        
+
         // Update metrics cache via Service
         ServerService::updateMetrics($node, $data);
 
         Log::debug("[WS] Node#{$nodeId} status updated via WebSocket");
     }
 
+    /**
+     * Handle device report from node via WebSocket
+     * 
+     * 节点发送全量设备列表，面板负责差异计算
+     * 数据格式: {"event": "report.devices", "data": {userId: [ip1, ip2, ...], ...}}
+     * 
+     * 示例: {"event": "report.devices", "data": {"123": ["1.1.1.1", "2.2.2.2"], "456": ["3.3.3.3"]}}
+     */
+    private function handleDeviceReport(int $nodeId, array $data): void
+    {
+        $deviceStateService = app(DeviceStateService::class);
+
+        // 清理该节点的旧数据
+        $deviceStateService->clearNodeDevices($nodeId);
+
+        // 全量写入新数据
+        foreach ($data as $userId => $ips) {
+            if (is_numeric($userId) && is_array($ips)) {
+                $deviceStateService->setDevices((int) $userId, $nodeId, $ips);
+            }
+        }
+
+        // 标记该节点待推送（由定时器批量处理）
+        Redis::sadd('device:push_pending_nodes', $nodeId);
+
+        Log::debug("[WS] Node#{$nodeId} synced " . count($data) . " users");
+    }
+
+    /**
+     * 推送全量设备状态给指定节点
+     */
+    private function pushDeviceStateToNode(int $nodeId, DeviceStateService $service): void
+    {
+        $node = Server::find($nodeId);
+        if (!$node) return;
+
+        // 获取该节点关联的所有用户
+        $users = ServerService::getAvailableUsers($node);
+        $userIds = $users->pluck('id')->toArray();
+
+        // 获取这些用户的设备列表
+        $devices = $service->getUsersDevices($userIds);
+
+        NodeRegistry::send($nodeId, 'sync.devices', [
+            'users' => $devices
+        ]);
+
+        Log::debug("[WS] Pushed device state to node#{$nodeId}: " . count($devices) . " users");
+    }
+
+    /**
+     * Handle device state request from node via WebSocket
+     */
+    private function handleDeviceRequest(TcpConnection $conn, int $nodeId): void
+    {
+        $node = Server::find($nodeId);
+        if (!$node) return;
+
+        $users = ServerService::getAvailableUsers($node);
+        $userIds = $users->pluck('id')->toArray();
+
+        $deviceStateService = app(DeviceStateService::class);
+        $devices = $deviceStateService->getUsersDevices($userIds);
+
+        $conn->send(json_encode([
+            'event' => 'sync.devices',
+            'data' => ['users' => $devices],
+        ]));
+
+        Log::debug("[WS] Node#{$nodeId} requested devices, sent " . count($devices) . " users");
+    }
+
     /**
      * Subscribe to Redis pub/sub channel for receiving push commands from Laravel.
      * Laravel app publishes to "node:push" channel, Workerman picks it up and forwards to the right node.
@@ -244,7 +350,7 @@ class NodeWebSocketServer extends Command
 
             $sent = NodeRegistry::send((int) $nodeId, $event, $data);
             if ($sent) {
-                Log::debug("[WS] Pushed {$event} to node#{$nodeId}");
+                Log::debug("[WS] Pushed {$event} to node#{$nodeId}, data: " . json_encode($data));
             }
         });
 
diff --git a/app/Console/Kernel.php b/app/Console/Kernel.php
index 49b8ae6..77b1810 100644
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@@ -7,7 +7,6 @@ use App\Utils\CacheKey;
 use Illuminate\Console\Scheduling\Schedule;
 use Illuminate\Foundation\Console\Kernel as ConsoleKernel;
 use Illuminate\Support\Facades\Cache;
-use App\Services\UserOnlineService;
 
 class Kernel extends ConsoleKernel
 {
@@ -35,7 +34,7 @@ class Kernel extends ConsoleKernel
         $schedule->command('check:order')->everyMinute()->onOneServer()->withoutOverlapping(5);
         $schedule->command('check:commission')->everyMinute()->onOneServer()->withoutOverlapping(5);
         $schedule->command('check:ticket')->everyMinute()->onOneServer()->withoutOverlapping(5);
-        $schedule->command('check:traffic-exceeded')->everyMinute()->onOneServer()->withoutOverlapping(10);
+        $schedule->command('check:traffic-exceeded')->everyMinute()->onOneServer()->withoutOverlapping(10)->runInBackground();
         // reset
         $schedule->command('reset:traffic')->everyMinute()->onOneServer()->withoutOverlapping(10);
         $schedule->command('reset:log')->daily()->onOneServer();
@@ -47,8 +46,6 @@ class Kernel extends ConsoleKernel
         // if (env('ENABLE_AUTO_BACKUP_AND_UPDATE', false)) {
         //     $schedule->command('backup:database', ['true'])->daily()->onOneServer();
         // }
-        $schedule->command('cleanup:expired-online-status')->everyMinute()->onOneServer()->withoutOverlapping(4);
-
         app(PluginManager::class)->registerPluginSchedules($schedule);
 
     }
diff --git a/app/Http/Controllers/V1/Server/UniProxyController.php b/app/Http/Controllers/V1/Server/UniProxyController.php
index a557f36..5901c4b 100644
--- a/app/Http/Controllers/V1/Server/UniProxyController.php
+++ b/app/Http/Controllers/V1/Server/UniProxyController.php
@@ -3,7 +3,7 @@
 namespace App\Http\Controllers\V1\Server;
 
 use App\Http\Controllers\Controller;
-use App\Jobs\UserAliveSyncJob;
+use App\Services\DeviceStateService;
 use App\Services\NodeSyncService;
 use App\Services\ServerService;
 use App\Services\UserService;
@@ -11,13 +11,12 @@ use App\Utils\CacheKey;
 use App\Utils\Helper;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Cache;
-use App\Services\UserOnlineService;
 use Illuminate\Http\JsonResponse;
 
 class UniProxyController extends Controller
 {
     public function __construct(
-        private readonly UserOnlineService $userOnlineService
+        private readonly DeviceStateService $deviceStateService
     ) {
     }
 
@@ -103,13 +102,15 @@ class UniProxyController extends Controller
         return response($response)->header('ETag', "\"{$eTag}\"");
     }
 
-    // 获取在线用户数据（wyx2685
+    // 获取在线用户数据
     public function alivelist(Request $request): JsonResponse
     {
         $node = $this->getNodeInfo($request);
         $deviceLimitUsers = ServerService::getAvailableUsers($node)
             ->where('device_limit', '>', 0);
-        $alive = $this->userOnlineService->getAliveList($deviceLimitUsers);
+
+        $alive = $this->deviceStateService->getAliveList(collect($deviceLimitUsers));
+
         return response()->json(['alive' => (object) $alive]);
     }
 
@@ -123,7 +124,11 @@ class UniProxyController extends Controller
                 'error' => 'Invalid online data'
             ], 400);
         }
-        UserAliveSyncJob::dispatch($data, $node->type, $node->id);
+
+        foreach ($data as $uid => $ips) {
+            $this->deviceStateService->setDevices((int) $uid, $node->id, $ips);
+        }
+
         return response()->json(['data' => true]);
     }
 
diff --git a/app/Http/Controllers/V2/Client/AppController.php b/app/Http/Controllers/V2/Client/AppController.php
new file mode 100644
index 0000000..85ec531
--- /dev/null
+++ b/app/Http/Controllers/V2/Client/AppController.php
@@ -0,0 +1,153 @@
+<?php
+
+namespace App\Http\Controllers\V2\Client;
+
+use App\Http\Controllers\Controller;
+use App\Services\ServerService;
+use App\Services\UserService;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\File;
+use Symfony\Component\Yaml\Yaml;
+
+class AppController extends Controller
+{
+    public function getConfig(Request $request)
+    {
+        $config = [
+            'app_info' => [
+                'app_name' => admin_setting('app_name', 'XB加速器'), // 应用名称
+                'app_description' => admin_setting('app_description', '专业的网络加速服务'), // 应用描述
+                'app_url' => admin_setting('app_url', 'https://app.example.com'), // 应用官网 URL
+                'logo' => admin_setting('logo', 'https://example.com/logo.png'), // 应用 Logo URL
+                'version' => admin_setting('app_version', '1.0.0'), // 应用版本号
+            ],
+            'features' => [
+                'enable_register' => (bool) admin_setting('app_enable_register', true), // 是否开启注册功能
+                'enable_invite_system' => (bool) admin_setting('app_enable_invite_system', true), // 是否开启邀请系统
+                'enable_telegram_bot' => (bool) admin_setting('telegram_bot_enable', false), // 是否开启 Telegram 机器人
+                'enable_ticket_system' => (bool) admin_setting('app_enable_ticket_system', true), // 是否开启工单系统
+                'ticket_must_wait_reply' => (bool) admin_setting('ticket_must_wait_reply', 0), // 工单是否需要等待管理员回复后才可继续发消息
+                'enable_commission_system' => (bool) admin_setting('app_enable_commission_system', true), // 是否开启佣金系统
+                'enable_traffic_log' => (bool) admin_setting('app_enable_traffic_log', true), // 是否开启流量日志
+                'enable_knowledge_base' => (bool) admin_setting('app_enable_knowledge_base', true), // 是否开启知识库
+                'enable_announcements' => (bool) admin_setting('app_enable_announcements', true), // 是否开启公告系统
+                'enable_auto_renewal' => (bool) admin_setting('app_enable_auto_renewal', false), // 是否开启自动续费
+                'enable_coupon_system' => (bool) admin_setting('app_enable_coupon_system', true), // 是否开启优惠券系统
+                'enable_speed_test' => (bool) admin_setting('app_enable_speed_test', true), // 是否开启测速功能
+                'enable_server_ping' => (bool) admin_setting('app_enable_server_ping', true), // 是否开启服务器延迟检测
+            ],
+            'ui_config' => [
+                'theme' => [
+                    'primary_color' => admin_setting('app_primary_color', '#00C851'), // 主色调 (十六进制)
+                    'secondary_color' => admin_setting('app_secondary_color', '#007E33'), // 辅助色 (十六进制)
+                    'accent_color' => admin_setting('app_accent_color', '#FF6B35'), // 强调色 (十六进制)
+                    'background_color' => admin_setting('app_background_color', '#F5F5F5'), // 背景色 (十六进制)
+                    'text_color' => admin_setting('app_text_color', '#333333'), // 文字色 (十六进制)
+                ],
+                'home_screen' => [
+                    'show_speed_test' => (bool) admin_setting('app_show_speed_test', true), // 是否显示测速
+                    'show_traffic_chart' => (bool) admin_setting('app_show_traffic_chart', true), // 是否显示流量图表
+                    'show_server_ping' => (bool) admin_setting('app_show_server_ping', true), // 是否显示服务器延迟
+                    'default_server_sort' => admin_setting('app_default_server_sort', 'ping'), // 默认服务器排序方式
+                    'show_connection_status' => (bool) admin_setting('app_show_connection_status', true), // 是否显示连接状态
+                ],
+                'server_list' => [
+                    'show_country_flags' => (bool) admin_setting('app_show_country_flags', true), // 是否显示国家旗帜
+                    'show_ping_values' => (bool) admin_setting('app_show_ping_values', true), // 是否显示延迟值
+                    'show_traffic_usage' => (bool) admin_setting('app_show_traffic_usage', true), // 是否显示流量使用
+                    'group_by_country' => (bool) admin_setting('app_group_by_country', false), // 是否按国家分组
+                    'show_server_status' => (bool) admin_setting('app_show_server_status', true), // 是否显示服务器状态
+                ],
+            ],
+            'business_rules' => [
+                'min_password_length' => (int) admin_setting('app_min_password_length', 8), // 最小密码长度
+                'max_login_attempts' => (int) admin_setting('app_max_login_attempts', 5), // 最大登录尝试次数
+                'session_timeout_minutes' => (int) admin_setting('app_session_timeout_minutes', 30), // 会话超时时间(分钟)
+                'auto_disconnect_after_minutes' => (int) admin_setting('app_auto_disconnect_after_minutes', 60), // 自动断开连接时间(分钟)
+                'max_concurrent_connections' => (int) admin_setting('app_max_concurrent_connections', 3), // 最大并发连接数
+                'traffic_warning_threshold' => (float) admin_setting('app_traffic_warning_threshold', 0.8), // 流量警告阈值(0-1)
+                'subscription_reminder_days' => admin_setting('app_subscription_reminder_days', [7, 3, 1]), // 订阅到期提醒天数
+                'connection_timeout_seconds' => (int) admin_setting('app_connection_timeout_seconds', 10), // 连接超时时间(秒)
+                'health_check_interval_seconds' => (int) admin_setting('app_health_check_interval_seconds', 30), // 健康检查间隔(秒)
+            ],
+            'server_config' => [
+                'default_kernel' => admin_setting('app_default_kernel', 'clash'), // 默认内核 (clash/singbox)
+                'auto_select_fastest' => (bool) admin_setting('app_auto_select_fastest', true), // 是否自动选择最快服务器
+                'fallback_servers' => admin_setting('app_fallback_servers', ['server1', 'server2']), // 备用服务器列表
+                'enable_auto_switch' => (bool) admin_setting('app_enable_auto_switch', true), // 是否开启自动切换
+                'switch_threshold_ms' => (int) admin_setting('app_switch_threshold_ms', 1000), // 切换阈值(毫秒)
+            ],
+            'security_config' => [
+                'tos_url' => admin_setting('tos_url', 'https://example.com/tos'), // 服务条款 URL
+                'privacy_policy_url' => admin_setting('app_privacy_policy_url', 'https://example.com/privacy'), // 隐私政策 URL
+                'is_email_verify' => (int) admin_setting('email_verify', 1), // 是否开启邮箱验证 (0/1)
+                'is_invite_force' => (int) admin_setting('invite_force', 0), // 是否强制邀请码 (0/1)
+                'email_whitelist_suffix' => (int) admin_setting('email_whitelist_suffix', 0), // 邮箱白名单后缀 (0/1)
+                'is_captcha' => (int) admin_setting('captcha_enable', 1), // 是否开启验证码 (0/1)
+                'captcha_type' => admin_setting('captcha_type', 'recaptcha'), // 验证码类型 (recaptcha/turnstile)
+                'recaptcha_site_key' => admin_setting('recaptcha_site_key', '6LeIxAcTAAAAAJcZVRqyHh71UMIEGNQ_MXjiZKhI'), // reCAPTCHA 站点密钥
+                'recaptcha_v3_site_key' => admin_setting('recaptcha_v3_site_key', '6LeIxAcTAAAAAJcZVRqyHh71UMIEGNQ_MXjiZKhI'), // reCAPTCHA v3 站点密钥
+                'recaptcha_v3_score_threshold' => (float) admin_setting('recaptcha_v3_score_threshold', 0.5), // reCAPTCHA v3 分数阈值
+                'turnstile_site_key' => admin_setting('turnstile_site_key', '0x4AAAAAAAABkMYinukE8nzUg'), // Turnstile 站点密钥
+            ],
+            'payment_config' => [
+                'currency' => admin_setting('currency', 'CNY'), // 货币类型
+                'currency_symbol' => admin_setting('currency_symbol', '¥'), // 货币符号
+                'withdraw_methods' => admin_setting('app_withdraw_methods', ['alipay', 'wechat', 'bank']), // 提现方式列表
+                'min_withdraw_amount' => (int) admin_setting('app_min_withdraw_amount', 100), // 最小提现金额(分)
+                'withdraw_fee_rate' => (float) admin_setting('app_withdraw_fee_rate', 0.01), // 提现手续费率
+            ],
+            'notification_config' => [
+                'enable_push_notifications' => (bool) admin_setting('app_enable_push_notifications', true), // 是否开启推送通知
+                'enable_email_notifications' => (bool) admin_setting('app_enable_email_notifications', true), // 是否开启邮件通知
+                'enable_sms_notifications' => (bool) admin_setting('app_enable_sms_notifications', false), // 是否开启短信通知
+                'notification_schedule' => [
+                    'traffic_warning' => (bool) admin_setting('app_notification_traffic_warning', true), // 流量警告通知
+                    'subscription_expiry' => (bool) admin_setting('app_notification_subscription_expiry', true), // 订阅到期通知
+                    'server_maintenance' => (bool) admin_setting('app_notification_server_maintenance', true), // 服务器维护通知
+                    'promotional_offers' => (bool) admin_setting('app_notification_promotional_offers', false), // 促销优惠通知
+                ],
+            ],
+            'cache_config' => [
+                'config_cache_duration' => (int) admin_setting('app_config_cache_duration', 3600), // 配置缓存时长(秒)
+                'server_list_cache_duration' => (int) admin_setting('app_server_list_cache_duration', 1800), // 服务器列表缓存时长(秒)
+                'user_info_cache_duration' => (int) admin_setting('app_user_info_cache_duration', 900), // 用户信息缓存时长(秒)
+            ],
+            'last_updated' => time(), // 最后更新时间戳
+        ];
+        $config['config_hash'] = md5(json_encode($config)); // 配置哈希值(用于校验)
+
+        $config = $config ?? [];
+        return response()->json(['data' => $config]);
+    }
+
+    public function getVersion(Request $request)
+    {
+        if (
+            strpos($request->header('user-agent'), 'tidalab/4.0.0') !== false
+            || strpos($request->header('user-agent'), 'tunnelab/4.0.0') !== false
+        ) {
+            if (strpos($request->header('user-agent'), 'Win64') !== false) {
+                $data = [
+                    'version' => admin_setting('windows_version'),
+                    'download_url' => admin_setting('windows_download_url')
+                ];
+            } else {
+                $data = [
+                    'version' => admin_setting('macos_version'),
+                    'download_url' => admin_setting('macos_download_url')
+                ];
+            }
+        } else {
+            $data = [
+                'windows_version' => admin_setting('windows_version'),
+                'windows_download_url' => admin_setting('windows_download_url'),
+                'macos_version' => admin_setting('macos_version'),
+                'macos_download_url' => admin_setting('macos_download_url'),
+                'android_version' => admin_setting('android_version'),
+                'android_download_url' => admin_setting('android_download_url')
+            ];
+        }
+        return $this->success($data);
+    }
+}
diff --git a/app/Http/Controllers/V2/Server/ServerController.php b/app/Http/Controllers/V2/Server/ServerController.php
index d5ea600..5770282 100644
--- a/app/Http/Controllers/V2/Server/ServerController.php
+++ b/app/Http/Controllers/V2/Server/ServerController.php
@@ -4,6 +4,7 @@ namespace App\Http\Controllers\V2\Server;
 
 use App\Http\Controllers\Controller;
 use App\Jobs\UserAliveSyncJob;
+use App\Services\DeviceStateService;
 use App\Services\ServerService;
 use App\Services\UserService;
 use App\Utils\CacheKey;
@@ -83,7 +84,10 @@ class ServerController extends Controller
         // handle alive data
         $alive = $request->input('alive');
         if (is_array($alive) && !empty($alive)) {
-            UserAliveSyncJob::dispatch($alive, $nodeType, $nodeId);
+            $deviceStateService = app(DeviceStateService::class);
+            foreach ($alive as $uid => $ips) {
+                $deviceStateService->setDevices((int) $uid, $nodeId, (array) $ips);
+            }
         }
 
         // handle active connections
@@ -127,7 +131,7 @@ class ServerController extends Controller
         // handle node metrics (Metrics)
         $metrics = $request->input('metrics');
         if (is_array($metrics) && !empty($metrics)) {
-           ServerService::updateMetrics($node, $metrics);
+            ServerService::updateMetrics($node, $metrics);
         }
 
         return response()->json(['data' => true]);
diff --git a/app/Jobs/UserAliveSyncJob.php b/app/Jobs/UserAliveSyncJob.php
deleted file mode 100644
index 0cff19d..0000000
--- a/app/Jobs/UserAliveSyncJob.php
+++ /dev/null
@@ -1,108 +0,0 @@
-<?php
-
-namespace App\Jobs;
-
-use App\Models\User;
-use Illuminate\Bus\Queueable;
-use Illuminate\Contracts\Queue\ShouldQueue;
-use Illuminate\Foundation\Bus\Dispatchable;
-use Illuminate\Queue\InteractsWithQueue;
-use Illuminate\Queue\SerializesModels;
-use Illuminate\Support\Facades\Cache;
-use App\Services\UserOnlineService;
-use Illuminate\Support\Facades\Log;
-
-class UserAliveSyncJob implements ShouldQueue
-{
-  use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
-
-  private const CACHE_PREFIX = 'ALIVE_IP_USER_';
-  private const CACHE_TTL = 120;
-  private const NODE_DATA_EXPIRY = 100;
-
-  public function __construct(
-    private readonly array $data,
-    private readonly string $nodeType,
-    private readonly int $nodeId
-  ) {
-    $this->onQueue('user_alive_sync');
-  }
-
-  public function handle(): void
-  {
-    try {
-      $updateAt = time();
-      $nowTs = time();
-      $now = now();
-      $nodeKey = $this->nodeType . $this->nodeId;
-      $userUpdates = [];
-
-      foreach ($this->data as $uid => $ips) {
-        $cacheKey = self::CACHE_PREFIX . $uid;
-        $ipsArray = Cache::get($cacheKey, []);
-        $ipsArray = [
-          ...collect($ipsArray)
-            ->filter(fn(mixed $value): bool => is_array($value) && ($updateAt - ($value['lastupdateAt'] ?? 0) <= self::NODE_DATA_EXPIRY)),
-          $nodeKey => [
-            'aliveips' => $ips,
-            'lastupdateAt' => $updateAt,
-          ],
-        ];
-
-        $count = UserOnlineService::calculateDeviceCount($ipsArray);
-        $ipsArray['alive_ip'] = $count;
-        Cache::put($cacheKey, $ipsArray, now()->addSeconds(self::CACHE_TTL));
-
-        $userUpdates[] = [
-          'id' => (int) $uid,
-          'count' => (int) $count,
-        ];
-      }
-
-      if (!empty($userUpdates)) {
-        $allIds = collect($userUpdates)
-          ->pluck('id')
-          ->filter()
-          ->map(fn($v) => (int) $v)
-          ->unique()
-          ->values()
-          ->all();
-
-        if (!empty($allIds)) {
-          $existingIds = User::query()
-            ->whereIn('id', $allIds)
-            ->pluck('id')
-            ->map(fn($v) => (int) $v)
-            ->all();
-
-          if (!empty($existingIds)) {
-            collect($userUpdates)
-              ->filter(fn($row) => in_array((int) ($row['id'] ?? 0), $existingIds, true))
-              ->chunk(1000)
-              ->each(function ($chunk) use ($now) {
-                collect($chunk)->each(function ($update) use ($now) {
-                  $id = (int) ($update['id'] ?? 0);
-                  $count = (int) ($update['count'] ?? 0);
-                  if ($id > 0) {
-                    User::query()
-                      ->whereKey($id)
-                      ->update([
-                        'online_count' => $count,
-                        'last_online_at' => $now,
-                      ]);
-                  }
-                });
-              });
-          }
-        }
-      }
-    } catch (\Throwable $e) {
-      Log::error('UserAliveSyncJob failed', [
-        'error' => $e->getMessage(),
-      ]);
-      $this->fail($e);
-    }
-  }
-
-
-}
diff --git a/app/Services/DeviceStateService.php b/app/Services/DeviceStateService.php
new file mode 100644
index 0000000..ad1d012
--- /dev/null
+++ b/app/Services/DeviceStateService.php
@@ -0,0 +1,148 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\User;
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Redis;
+
+class DeviceStateService
+{
+    private const PREFIX = 'user_devices:';
+    private const TTL = 300;                     // device state ttl
+    private const DB_THROTTLE = 10;             // update db throttle
+
+    /**
+     * 批量设置设备
+     * 用于 HTTP /alive 和 WebSocket report.devices
+     */
+    public function setDevices(int $userId, int $nodeId, array $ips): void
+    {
+        $key = self::PREFIX . $userId;
+        $timestamp = time();
+
+        $this->clearNodeDevices($nodeId, $userId);
+
+        if (!empty($ips)) {
+            $fields = [];
+            foreach ($ips as $ip) {
+                $fields["{$nodeId}:{$ip}"] = $timestamp;
+            }
+            Redis::hMset($key, $fields);
+            Redis::expire($key, self::TTL);
+        }
+
+        $this->notifyUpdate($userId);
+    }
+
+    /**
+     * clear node devices
+     * - only nodeId: clear all devices of the node
+     * - userId and nodeId: clear specific user's specific node device
+     */
+    public function clearNodeDevices(int $nodeId, ?int $userId = null): void
+    {
+        if ($userId !== null) {
+            $key = self::PREFIX . $userId;
+            $prefix = "{$nodeId}:";
+            foreach (Redis::hkeys($key) as $field) {
+                if (str_starts_with($field, $prefix)) {
+                    Redis::hdel($key, $field);
+                }
+            }
+            return;
+        }
+
+        $keys = Redis::keys(self::PREFIX . '*');
+        $prefix = "{$nodeId}:";
+
+        foreach ($keys as $key) {
+            foreach (Redis::hkeys($key) as $field) {
+                if (str_starts_with($field, $prefix)) {
+                    Redis::hdel($key, $field);
+                }
+            }
+        }
+    }
+
+    /**
+     * get user device count (filter expired data)
+     */
+    public function getDeviceCount(int $userId): int
+    {
+        $data = Redis::hgetall(self::PREFIX . $userId);
+        $now = time();
+        $count = 0;
+        foreach ($data as $field => $timestamp) {
+            // if ($now - $timestamp <= self::TTL) {
+                $count++;
+            // }
+        }
+        return $count;
+    }
+
+    /**
+     * get user device count (for alivelist interface)
+     */
+    public function getAliveList(Collection $users): array
+    {
+        if ($users->isEmpty()) {
+            return [];
+        }
+
+        $result = [];
+        foreach ($users as $user) {
+            $count = $this->getDeviceCount($user->id);
+            if ($count > 0) {
+                $result[$user->id] = $count;
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * get devices of multiple users (for sync.devices, filter expired data)
+     */
+    public function getUsersDevices(array $userIds): array
+    {
+        $result = [];
+        $now = time();
+
+        foreach ($userIds as $userId) {
+            $data = Redis::hgetall(self::PREFIX . $userId);
+            if (!empty($data)) {
+                $ips = [];
+                foreach ($data as $field => $timestamp) {
+                    // if ($now - $timestamp <= self::TTL) {
+                        $ips[] = substr($field, strpos($field, ':') + 1);
+                    // }
+                }
+                if (!empty($ips)) {
+                    $result[$userId] = array_unique($ips);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * notify update (throttle control)
+     */
+    private function notifyUpdate(int $userId): void
+    {
+        $dbThrottleKey = "device:db_throttle:{$userId}";
+
+        if (Redis::setnx($dbThrottleKey, 1)) {
+            Redis::expire($dbThrottleKey, self::DB_THROTTLE);
+
+            User::query()
+                ->whereKey($userId)
+                ->update([
+                    'online_count' => $this->getDeviceCount($userId),
+                    'last_online_at' => now(),
+                ]);
+        }
+    }
+}
diff --git a/app/Services/UserOnlineService.php b/app/Services/UserOnlineService.php
deleted file mode 100644
index 42ec854..0000000
--- a/app/Services/UserOnlineService.php
+++ /dev/null
@@ -1,123 +0,0 @@
-<?php
-
-
-namespace App\Services;
-
-use Illuminate\Support\Collection;
-use Illuminate\Support\Str;
-
-class UserOnlineService
-{
-    /**
-     * 缓存相关常量
-     */
-    private const CACHE_PREFIX = 'ALIVE_IP_USER_';
-
-    /**
-     * 获取所有限制设备用户的在线数量
-     */
-    public function getAliveList(Collection $deviceLimitUsers): array
-    {
-        if ($deviceLimitUsers->isEmpty()) {
-            return [];
-        }
-
-        $cacheKeys = $deviceLimitUsers->pluck('id')
-            ->map(fn(int $id): string => self::CACHE_PREFIX . $id)
-            ->all();
-
-        return collect(cache()->many($cacheKeys))
-            ->filter()
-            ->map(fn(array $data): ?int => $data['alive_ip'] ?? null)
-            ->filter()
-            ->mapWithKeys(fn(int $count, string $key): array => [
-                (int) Str::after($key, self::CACHE_PREFIX) => $count
-            ])
-            ->all();
-    }
-
-    /**
-     * 获取指定用户的在线设备信息
-     */
-    public static function getUserDevices(int $userId): array
-    {
-        $data = cache()->get(self::CACHE_PREFIX . $userId, []);
-        if (empty($data)) {
-            return ['total_count' => 0, 'devices' => []];
-        }
-
-        $devices = collect($data)
-            ->filter(fn(mixed $item): bool => is_array($item) && isset($item['aliveips']))
-            ->flatMap(function (array $nodeData, string $nodeKey): array {
-                return collect($nodeData['aliveips'])
-                    ->mapWithKeys(function (string $ipNodeId) use ($nodeData, $nodeKey): array {
-                        $ip = Str::before($ipNodeId, '_');
-                        return [
-                            $ip => [
-                                'ip' => $ip,
-                                'last_seen' => $nodeData['lastupdateAt'],
-                                'node_type' => Str::before($nodeKey, (string) $nodeData['lastupdateAt'])
-                            ]
-                        ];
-                    })
-                    ->all();
-            })
-            ->values()
-            ->all();
-
-        return [
-            'total_count' => $data['alive_ip'] ?? 0,
-            'devices' => $devices
-        ];
-    }
-
-
-    /**
-     * 批量获取用户在线设备数
-     */
-    public function getOnlineCounts(array $userIds): array
-    {
-        $cacheKeys = collect($userIds)
-            ->map(fn(int $id): string => self::CACHE_PREFIX . $id)
-            ->all();
-
-        return collect(cache()->many($cacheKeys))
-            ->filter()
-            ->map(fn(array $data): int => $data['alive_ip'] ?? 0)
-            ->all();
-    }
-
-    /**
-     * 获取用户在线设备数
-     */
-    public function getOnlineCount(int $userId): int
-    {
-        $data = cache()->get(self::CACHE_PREFIX . $userId, []);
-        return $data['alive_ip'] ?? 0;
-    }
-
-    /**
-     * 计算在线设备数量
-     */
-    public static function calculateDeviceCount(array $ipsArray): int
-    {
-        $mode = (int) admin_setting('device_limit_mode', 0);
-
-        return match ($mode) {
-            1 => collect($ipsArray)
-                ->filter(fn(mixed $data): bool => is_array($data) && isset($data['aliveips']))
-                ->flatMap(
-                    fn(array $data): array => collect($data['aliveips'])
-                        ->map(fn(string $ipNodeId): string => Str::before($ipNodeId, '_'))
-                        ->unique()
-                        ->all()
-                )
-                ->unique()
-                ->count(),
-            0 => collect($ipsArray)
-                ->filter(fn(mixed $data): bool => is_array($data) && isset($data['aliveips']))
-                ->sum(fn(array $data): int => count($data['aliveips'])),
-            default => throw new \InvalidArgumentException("Invalid device limit mode: $mode"),
-        };
-    }
-}
\ No newline at end of file
diff --git a/public/assets/admin b/public/assets/admin
index 878489d..89c0577 160000
--- a/public/assets/admin
+++ b/public/assets/admin
@@ -1 +1 @@
-Subproject commit 878489d9a5466edcf1562426895e3b4cf1dce6c6
+Subproject commit 89c0577191adea858dbc1d48ae154aa6cc91bc1a