mirror of
https://github.com/Wei-Shaw/claude-relay-service.git
synced 2026-01-22 16:43:35 +00:00
735 lines
25 KiB
JavaScript
735 lines
25 KiB
JavaScript
const express = require('express')
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const cors = require('cors')
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const helmet = require('helmet')
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const compression = require('compression')
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const path = require('path')
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const fs = require('fs')
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const bcrypt = require('bcryptjs')
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const config = require('../config/config')
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const logger = require('./utils/logger')
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const redis = require('./models/redis')
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const pricingService = require('./services/pricingService')
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const cacheMonitor = require('./utils/cacheMonitor')
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// Import routes
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const apiRoutes = require('./routes/api')
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const unifiedRoutes = require('./routes/unified')
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const adminRoutes = require('./routes/admin')
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const webRoutes = require('./routes/web')
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const apiStatsRoutes = require('./routes/apiStats')
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const geminiRoutes = require('./routes/geminiRoutes')
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const openaiGeminiRoutes = require('./routes/openaiGeminiRoutes')
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const standardGeminiRoutes = require('./routes/standardGeminiRoutes')
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const openaiClaudeRoutes = require('./routes/openaiClaudeRoutes')
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const openaiRoutes = require('./routes/openaiRoutes')
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const droidRoutes = require('./routes/droidRoutes')
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const userRoutes = require('./routes/userRoutes')
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const azureOpenaiRoutes = require('./routes/azureOpenaiRoutes')
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const webhookRoutes = require('./routes/webhook')
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// Import middleware
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const {
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corsMiddleware,
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requestLogger,
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securityMiddleware,
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errorHandler,
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globalRateLimit,
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requestSizeLimit
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} = require('./middleware/auth')
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const { browserFallbackMiddleware } = require('./middleware/browserFallback')
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class Application {
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constructor() {
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this.app = express()
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this.server = null
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}
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async initialize() {
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try {
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// 🔗 连接Redis
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logger.info('🔄 Connecting to Redis...')
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await redis.connect()
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logger.success('✅ Redis connected successfully')
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// 💰 初始化价格服务
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logger.info('🔄 Initializing pricing service...')
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await pricingService.initialize()
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// 📋 初始化模型服务
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logger.info('🔄 Initializing model service...')
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const modelService = require('./services/modelService')
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await modelService.initialize()
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// 📊 初始化缓存监控
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await this.initializeCacheMonitoring()
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// 🔧 初始化管理员凭据
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logger.info('🔄 Initializing admin credentials...')
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await this.initializeAdmin()
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// 💰 初始化费用数据
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logger.info('💰 Checking cost data initialization...')
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const costInitService = require('./services/costInitService')
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const needsInit = await costInitService.needsInitialization()
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if (needsInit) {
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logger.info('💰 Initializing cost data for all API Keys...')
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const result = await costInitService.initializeAllCosts()
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logger.info(
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`💰 Cost initialization completed: ${result.processed} processed, ${result.errors} errors`
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)
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}
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// 🕐 初始化Claude账户会话窗口
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logger.info('🕐 Initializing Claude account session windows...')
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const claudeAccountService = require('./services/claudeAccountService')
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await claudeAccountService.initializeSessionWindows()
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// 📊 初始化费用排序索引服务
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logger.info('📊 Initializing cost rank service...')
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const costRankService = require('./services/costRankService')
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await costRankService.initialize()
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// 超早期拦截 /admin-next/ 请求 - 在所有中间件之前
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this.app.use((req, res, next) => {
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if (req.path === '/admin-next/' && req.method === 'GET') {
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logger.warn('🚨 INTERCEPTING /admin-next/ request at the very beginning!')
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const adminSpaPath = path.join(__dirname, '..', 'web', 'admin-spa', 'dist')
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const indexPath = path.join(adminSpaPath, 'index.html')
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if (fs.existsSync(indexPath)) {
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res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate')
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return res.sendFile(indexPath)
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} else {
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logger.error('❌ index.html not found at:', indexPath)
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return res.status(404).send('index.html not found')
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}
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}
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next()
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})
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// 🛡️ 安全中间件
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this.app.use(
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helmet({
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contentSecurityPolicy: false, // 允许内联样式和脚本
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crossOriginEmbedderPolicy: false
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})
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)
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// 🌐 CORS
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if (config.web.enableCors) {
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this.app.use(cors())
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} else {
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this.app.use(corsMiddleware)
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}
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// 🆕 兜底中间件：处理Chrome插件兼容性（必须在认证之前）
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this.app.use(browserFallbackMiddleware)
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// 📦 压缩 - 排除流式响应（SSE）
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this.app.use(
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compression({
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filter: (req, res) => {
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// 不压缩 Server-Sent Events
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if (res.getHeader('Content-Type') === 'text/event-stream') {
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return false
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}
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// 使用默认的压缩判断
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return compression.filter(req, res)
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}
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})
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)
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// 🚦 全局速率限制（仅在生产环境启用）
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if (process.env.NODE_ENV === 'production') {
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this.app.use(globalRateLimit)
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}
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// 📏 请求大小限制
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this.app.use(requestSizeLimit)
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// 📝 请求日志（使用自定义logger而不是morgan）
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this.app.use(requestLogger)
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// 🐛 HTTP调试拦截器（仅在启用调试时生效）
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if (process.env.DEBUG_HTTP_TRAFFIC === 'true') {
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try {
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const { debugInterceptor } = require('./middleware/debugInterceptor')
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this.app.use(debugInterceptor)
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logger.info('🐛 HTTP调试拦截器已启用 - 日志输出到 logs/http-debug-*.log')
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} catch (error) {
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logger.warn('⚠️ 无法加载HTTP调试拦截器:', error.message)
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}
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}
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// 🔧 基础中间件
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this.app.use(
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express.json({
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limit: '10mb',
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verify: (req, res, buf, encoding) => {
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// 验证JSON格式
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if (buf && buf.length && !buf.toString(encoding || 'utf8').trim()) {
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throw new Error('Invalid JSON: empty body')
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}
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}
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})
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)
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this.app.use(express.urlencoded({ extended: true, limit: '10mb' }))
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this.app.use(securityMiddleware)
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// 🎯 信任代理
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if (config.server.trustProxy) {
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this.app.set('trust proxy', 1)
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}
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// 调试中间件 - 拦截所有 /admin-next 请求
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this.app.use((req, res, next) => {
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if (req.path.startsWith('/admin-next')) {
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logger.info(
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`🔍 DEBUG: Incoming request - method: ${req.method}, path: ${req.path}, originalUrl: ${req.originalUrl}`
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)
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}
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next()
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})
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// 🎨 新版管理界面静态文件服务（必须在其他路由之前）
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const adminSpaPath = path.join(__dirname, '..', 'web', 'admin-spa', 'dist')
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if (fs.existsSync(adminSpaPath)) {
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// 处理不带斜杠的路径，重定向到带斜杠的路径
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this.app.get('/admin-next', (req, res) => {
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res.redirect(301, '/admin-next/')
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})
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// 使用 all 方法确保捕获所有 HTTP 方法
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this.app.all('/admin-next/', (req, res) => {
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logger.info('🎯 HIT: /admin-next/ route handler triggered!')
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logger.info(`Method: ${req.method}, Path: ${req.path}, URL: ${req.url}`)
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if (req.method !== 'GET' && req.method !== 'HEAD') {
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return res.status(405).send('Method Not Allowed')
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}
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res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate')
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res.sendFile(path.join(adminSpaPath, 'index.html'))
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})
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// 处理所有其他 /admin-next/* 路径（但排除根路径）
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this.app.get('/admin-next/*', (req, res) => {
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// 如果是根路径，跳过（应该由上面的路由处理）
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if (req.path === '/admin-next/') {
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logger.error('❌ ERROR: /admin-next/ should not reach here!')
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return res.status(500).send('Route configuration error')
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}
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const requestPath = req.path.replace('/admin-next/', '')
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// 安全检查
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if (
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requestPath.includes('..') ||
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requestPath.includes('//') ||
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requestPath.includes('\\')
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) {
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return res.status(400).json({ error: 'Invalid path' })
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}
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// 检查是否为静态资源
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const filePath = path.join(adminSpaPath, requestPath)
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// 如果文件存在且是静态资源
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if (fs.existsSync(filePath) && fs.statSync(filePath).isFile()) {
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// 设置缓存头
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if (filePath.endsWith('.js') || filePath.endsWith('.css')) {
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res.setHeader('Cache-Control', 'public, max-age=31536000, immutable')
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} else if (filePath.endsWith('.html')) {
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res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate')
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}
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return res.sendFile(filePath)
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}
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// 如果是静态资源但文件不存在
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if (requestPath.match(/\.(js|css|png|jpg|jpeg|gif|svg|ico|woff|woff2|ttf)$/i)) {
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return res.status(404).send('Not found')
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}
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// 其他所有路径返回 index.html（SPA 路由）
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res.sendFile(path.join(adminSpaPath, 'index.html'))
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})
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logger.info('✅ Admin SPA (next) static files mounted at /admin-next/')
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} else {
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logger.warn('⚠️ Admin SPA dist directory not found, skipping /admin-next route')
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}
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// 🛣️ 路由
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this.app.use('/api', apiRoutes)
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this.app.use('/api', unifiedRoutes) // 统一智能路由（支持 /v1/chat/completions 等）
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this.app.use('/claude', apiRoutes) // /claude 路由别名，与 /api 功能相同
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this.app.use('/admin', adminRoutes)
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this.app.use('/users', userRoutes)
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// 使用 web 路由（包含 auth 和页面重定向）
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this.app.use('/web', webRoutes)
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this.app.use('/apiStats', apiStatsRoutes)
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// Gemini 路由：同时支持标准格式和原有格式
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this.app.use('/gemini', standardGeminiRoutes) // 标准 Gemini API 格式路由
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this.app.use('/gemini', geminiRoutes) // 保留原有路径以保持向后兼容
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this.app.use('/openai/gemini', openaiGeminiRoutes)
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this.app.use('/openai/claude', openaiClaudeRoutes)
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this.app.use('/openai', unifiedRoutes) // 复用统一智能路由，支持 /openai/v1/chat/completions
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this.app.use('/openai', openaiRoutes) // Codex API 路由（/openai/responses, /openai/v1/responses）
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// Droid 路由：支持多种 Factory.ai 端点
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this.app.use('/droid', droidRoutes) // Droid (Factory.ai) API 转发
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this.app.use('/azure', azureOpenaiRoutes)
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this.app.use('/admin/webhook', webhookRoutes)
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// 🏠 根路径重定向到新版管理界面
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this.app.get('/', (req, res) => {
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res.redirect('/admin-next/api-stats')
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})
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// 🏥 增强的健康检查端点
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this.app.get('/health', async (req, res) => {
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try {
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const timer = logger.timer('health-check')
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// 检查各个组件健康状态
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const [redisHealth, loggerHealth] = await Promise.all([
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this.checkRedisHealth(),
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this.checkLoggerHealth()
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])
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const memory = process.memoryUsage()
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// 获取版本号：优先使用环境变量，其次VERSION文件，再次package.json，最后使用默认值
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let version = process.env.APP_VERSION || process.env.VERSION
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if (!version) {
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try {
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const versionFile = path.join(__dirname, '..', 'VERSION')
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if (fs.existsSync(versionFile)) {
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version = fs.readFileSync(versionFile, 'utf8').trim()
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}
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} catch (error) {
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// 忽略错误，继续尝试其他方式
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}
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}
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if (!version) {
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try {
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const { version: pkgVersion } = require('../package.json')
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version = pkgVersion
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} catch (error) {
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version = '1.0.0'
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}
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}
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const health = {
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status: 'healthy',
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service: 'claude-relay-service',
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version,
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timestamp: new Date().toISOString(),
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uptime: process.uptime(),
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memory: {
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used: `${Math.round(memory.heapUsed / 1024 / 1024)}MB`,
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total: `${Math.round(memory.heapTotal / 1024 / 1024)}MB`,
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external: `${Math.round(memory.external / 1024 / 1024)}MB`
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},
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components: {
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redis: redisHealth,
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logger: loggerHealth
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},
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stats: logger.getStats()
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}
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timer.end('completed')
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res.json(health)
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} catch (error) {
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logger.error('❌ Health check failed:', { error: error.message, stack: error.stack })
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res.status(503).json({
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status: 'unhealthy',
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error: error.message,
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timestamp: new Date().toISOString()
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})
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}
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})
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// 📊 指标端点
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this.app.get('/metrics', async (req, res) => {
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try {
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const stats = await redis.getSystemStats()
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const metrics = {
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...stats,
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uptime: process.uptime(),
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memory: process.memoryUsage(),
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timestamp: new Date().toISOString()
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}
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res.json(metrics)
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} catch (error) {
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logger.error('❌ Metrics collection failed:', error)
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res.status(500).json({ error: 'Failed to collect metrics' })
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}
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})
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// 🚫 404 处理
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this.app.use('*', (req, res) => {
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res.status(404).json({
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error: 'Not Found',
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message: `Route ${req.originalUrl} not found`,
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timestamp: new Date().toISOString()
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})
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})
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// 🚨 错误处理
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this.app.use(errorHandler)
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logger.success('✅ Application initialized successfully')
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} catch (error) {
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logger.error('💥 Application initialization failed:', error)
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throw error
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}
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}
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// 🔧 初始化管理员凭据（总是从 init.json 加载，确保数据一致性）
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async initializeAdmin() {
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try {
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const initFilePath = path.join(__dirname, '..', 'data', 'init.json')
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if (!fs.existsSync(initFilePath)) {
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logger.warn('⚠️ No admin credentials found. Please run npm run setup first.')
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return
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}
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// 从 init.json 读取管理员凭据（作为唯一真实数据源）
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const initData = JSON.parse(fs.readFileSync(initFilePath, 'utf8'))
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// 将明文密码哈希化
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const saltRounds = 10
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const passwordHash = await bcrypt.hash(initData.adminPassword, saltRounds)
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// 存储到Redis（每次启动都覆盖，确保与 init.json 同步）
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const adminCredentials = {
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username: initData.adminUsername,
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passwordHash,
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createdAt: initData.initializedAt || new Date().toISOString(),
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lastLogin: null,
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updatedAt: initData.updatedAt || null
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}
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await redis.setSession('admin_credentials', adminCredentials)
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logger.success('✅ Admin credentials loaded from init.json (single source of truth)')
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logger.info(`📋 Admin username: ${adminCredentials.username}`)
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} catch (error) {
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logger.error('❌ Failed to initialize admin credentials:', {
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error: error.message,
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stack: error.stack
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})
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throw error
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}
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}
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// 🔍 Redis健康检查
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async checkRedisHealth() {
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try {
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const start = Date.now()
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await redis.getClient().ping()
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const latency = Date.now() - start
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return {
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status: 'healthy',
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connected: redis.isConnected,
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latency: `${latency}ms`
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}
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} catch (error) {
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return {
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status: 'unhealthy',
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connected: false,
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error: error.message
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}
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}
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}
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// 📝 Logger健康检查
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async checkLoggerHealth() {
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try {
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const health = logger.healthCheck()
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return {
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status: health.healthy ? 'healthy' : 'unhealthy',
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...health
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}
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} catch (error) {
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return {
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status: 'unhealthy',
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error: error.message
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}
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}
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}
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async start() {
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try {
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await this.initialize()
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this.server = this.app.listen(config.server.port, config.server.host, () => {
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logger.start(
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`🚀 Claude Relay Service started on ${config.server.host}:${config.server.port}`
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)
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logger.info(
|
||
`🌐 Web interface: http://${config.server.host}:${config.server.port}/admin-next/api-stats`
|
||
)
|
||
logger.info(
|
||
`🔗 API endpoint: http://${config.server.host}:${config.server.port}/api/v1/messages`
|
||
)
|
||
logger.info(`⚙️ Admin API: http://${config.server.host}:${config.server.port}/admin`)
|
||
logger.info(`🏥 Health check: http://${config.server.host}:${config.server.port}/health`)
|
||
logger.info(`📊 Metrics: http://${config.server.host}:${config.server.port}/metrics`)
|
||
})
|
||
|
||
const serverTimeout = 600000 // 默认10分钟
|
||
this.server.timeout = serverTimeout
|
||
this.server.keepAliveTimeout = serverTimeout + 5000 // keepAlive 稍长一点
|
||
logger.info(`⏱️ Server timeout set to ${serverTimeout}ms (${serverTimeout / 1000}s)`)
|
||
|
||
// 🔄 定期清理任务
|
||
this.startCleanupTasks()
|
||
|
||
// 🛑 优雅关闭
|
||
this.setupGracefulShutdown()
|
||
} catch (error) {
|
||
logger.error('💥 Failed to start server:', error)
|
||
process.exit(1)
|
||
}
|
||
}
|
||
|
||
// 📊 初始化缓存监控
|
||
async initializeCacheMonitoring() {
|
||
try {
|
||
logger.info('🔄 Initializing cache monitoring...')
|
||
|
||
// 注册各个服务的缓存实例
|
||
const services = [
|
||
{ name: 'claudeAccount', service: require('./services/claudeAccountService') },
|
||
{ name: 'claudeConsole', service: require('./services/claudeConsoleAccountService') },
|
||
{ name: 'bedrockAccount', service: require('./services/bedrockAccountService') }
|
||
]
|
||
|
||
// 注册已加载的服务缓存
|
||
for (const { name, service } of services) {
|
||
if (service && (service._decryptCache || service.decryptCache)) {
|
||
const cache = service._decryptCache || service.decryptCache
|
||
cacheMonitor.registerCache(`${name}_decrypt`, cache)
|
||
logger.info(`✅ Registered ${name} decrypt cache for monitoring`)
|
||
}
|
||
}
|
||
|
||
// 初始化时打印一次统计
|
||
setTimeout(() => {
|
||
const stats = cacheMonitor.getGlobalStats()
|
||
logger.info(`📊 Cache System - Registered: ${stats.cacheCount} caches`)
|
||
}, 5000)
|
||
|
||
logger.success('✅ Cache monitoring initialized')
|
||
} catch (error) {
|
||
logger.error('❌ Failed to initialize cache monitoring:', error)
|
||
// 不阻止应用启动
|
||
}
|
||
}
|
||
|
||
startCleanupTasks() {
|
||
// 🧹 每小时清理一次过期数据
|
||
setInterval(async () => {
|
||
try {
|
||
logger.info('🧹 Starting scheduled cleanup...')
|
||
|
||
const apiKeyService = require('./services/apiKeyService')
|
||
const claudeAccountService = require('./services/claudeAccountService')
|
||
|
||
const [expiredKeys, errorAccounts] = await Promise.all([
|
||
apiKeyService.cleanupExpiredKeys(),
|
||
claudeAccountService.cleanupErrorAccounts(),
|
||
claudeAccountService.cleanupTempErrorAccounts() // 新增：清理临时错误账户
|
||
])
|
||
|
||
await redis.cleanup()
|
||
|
||
logger.success(
|
||
`🧹 Cleanup completed: ${expiredKeys} expired keys, ${errorAccounts} error accounts reset`
|
||
)
|
||
} catch (error) {
|
||
logger.error('❌ Cleanup task failed:', error)
|
||
}
|
||
}, config.system.cleanupInterval)
|
||
|
||
logger.info(
|
||
`🔄 Cleanup tasks scheduled every ${config.system.cleanupInterval / 1000 / 60} minutes`
|
||
)
|
||
|
||
// 🚨 启动限流状态自动清理服务
|
||
// 每5分钟检查一次过期的限流状态，确保账号能及时恢复调度
|
||
const rateLimitCleanupService = require('./services/rateLimitCleanupService')
|
||
const cleanupIntervalMinutes = config.system.rateLimitCleanupInterval || 5 // 默认5分钟
|
||
rateLimitCleanupService.start(cleanupIntervalMinutes)
|
||
logger.info(
|
||
`🚨 Rate limit cleanup service started (checking every ${cleanupIntervalMinutes} minutes)`
|
||
)
|
||
|
||
// 🔢 启动并发计数自动清理任务（Phase 1 修复：解决并发泄漏问题）
|
||
// 每分钟主动清理所有过期的并发项，不依赖请求触发
|
||
setInterval(async () => {
|
||
try {
|
||
const keys = await redis.keys('concurrency:*')
|
||
if (keys.length === 0) {
|
||
return
|
||
}
|
||
|
||
const now = Date.now()
|
||
let totalCleaned = 0
|
||
|
||
// 使用 Lua 脚本批量清理所有过期项
|
||
for (const key of keys) {
|
||
try {
|
||
const cleaned = await redis.client.eval(
|
||
`
|
||
local key = KEYS[1]
|
||
local now = tonumber(ARGV[1])
|
||
|
||
-- 清理过期项
|
||
redis.call('ZREMRANGEBYSCORE', key, '-inf', now)
|
||
|
||
-- 获取剩余计数
|
||
local count = redis.call('ZCARD', key)
|
||
|
||
-- 如果计数为0，删除键
|
||
if count <= 0 then
|
||
redis.call('DEL', key)
|
||
return 1
|
||
end
|
||
|
||
return 0
|
||
`,
|
||
1,
|
||
key,
|
||
now
|
||
)
|
||
if (cleaned === 1) {
|
||
totalCleaned++
|
||
}
|
||
} catch (error) {
|
||
logger.error(`❌ Failed to clean concurrency key ${key}:`, error)
|
||
}
|
||
}
|
||
|
||
if (totalCleaned > 0) {
|
||
logger.info(`🔢 Concurrency cleanup: cleaned ${totalCleaned} expired keys`)
|
||
}
|
||
} catch (error) {
|
||
logger.error('❌ Concurrency cleanup task failed:', error)
|
||
}
|
||
}, 60000) // 每分钟执行一次
|
||
|
||
logger.info('🔢 Concurrency cleanup task started (running every 1 minute)')
|
||
}
|
||
|
||
setupGracefulShutdown() {
|
||
const shutdown = async (signal) => {
|
||
logger.info(`🛑 Received ${signal}, starting graceful shutdown...`)
|
||
|
||
if (this.server) {
|
||
this.server.close(async () => {
|
||
logger.info('🚪 HTTP server closed')
|
||
|
||
// 清理 pricing service 的文件监听器
|
||
try {
|
||
pricingService.cleanup()
|
||
logger.info('💰 Pricing service cleaned up')
|
||
} catch (error) {
|
||
logger.error('❌ Error cleaning up pricing service:', error)
|
||
}
|
||
|
||
// 清理 model service 的文件监听器
|
||
try {
|
||
const modelService = require('./services/modelService')
|
||
modelService.cleanup()
|
||
logger.info('📋 Model service cleaned up')
|
||
} catch (error) {
|
||
logger.error('❌ Error cleaning up model service:', error)
|
||
}
|
||
|
||
// 停止限流清理服务
|
||
try {
|
||
const rateLimitCleanupService = require('./services/rateLimitCleanupService')
|
||
rateLimitCleanupService.stop()
|
||
logger.info('🚨 Rate limit cleanup service stopped')
|
||
} catch (error) {
|
||
logger.error('❌ Error stopping rate limit cleanup service:', error)
|
||
}
|
||
|
||
// 停止费用排序索引服务
|
||
try {
|
||
const costRankService = require('./services/costRankService')
|
||
costRankService.shutdown()
|
||
logger.info('📊 Cost rank service stopped')
|
||
} catch (error) {
|
||
logger.error('❌ Error stopping cost rank service:', error)
|
||
}
|
||
|
||
// 🔢 清理所有并发计数（Phase 1 修复：防止重启泄漏）
|
||
try {
|
||
logger.info('🔢 Cleaning up all concurrency counters...')
|
||
const keys = await redis.keys('concurrency:*')
|
||
if (keys.length > 0) {
|
||
await redis.client.del(...keys)
|
||
logger.info(`✅ Cleaned ${keys.length} concurrency keys`)
|
||
} else {
|
||
logger.info('✅ No concurrency keys to clean')
|
||
}
|
||
} catch (error) {
|
||
logger.error('❌ Error cleaning up concurrency counters:', error)
|
||
// 不阻止退出流程
|
||
}
|
||
|
||
try {
|
||
await redis.disconnect()
|
||
logger.info('👋 Redis disconnected')
|
||
} catch (error) {
|
||
logger.error('❌ Error disconnecting Redis:', error)
|
||
}
|
||
|
||
logger.success('✅ Graceful shutdown completed')
|
||
process.exit(0)
|
||
})
|
||
|
||
// 强制关闭超时
|
||
setTimeout(() => {
|
||
logger.warn('⚠️ Forced shutdown due to timeout')
|
||
process.exit(1)
|
||
}, 10000)
|
||
} else {
|
||
process.exit(0)
|
||
}
|
||
}
|
||
|
||
process.on('SIGTERM', () => shutdown('SIGTERM'))
|
||
process.on('SIGINT', () => shutdown('SIGINT'))
|
||
|
||
// 处理未捕获异常
|
||
process.on('uncaughtException', (error) => {
|
||
logger.error('💥 Uncaught exception:', error)
|
||
shutdown('uncaughtException')
|
||
})
|
||
|
||
process.on('unhandledRejection', (reason, promise) => {
|
||
logger.error('💥 Unhandled rejection at:', promise, 'reason:', reason)
|
||
shutdown('unhandledRejection')
|
||
})
|
||
}
|
||
}
|
||
|
||
// 启动应用
|
||
if (require.main === module) {
|
||
const app = new Application()
|
||
app.start().catch((error) => {
|
||
logger.error('💥 Application startup failed:', error)
|
||
process.exit(1)
|
||
})
|
||
}
|
||
|
||
module.exports = Application
|