mirror of
https://github.com/Wei-Shaw/claude-relay-service.git
synced 2026-01-22 16:43:35 +00:00
1420 lines
47 KiB
JavaScript
1420 lines
47 KiB
JavaScript
const { v4: uuidv4 } = require('uuid')
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const config = require('../../config/config')
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const apiKeyService = require('../services/apiKeyService')
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const userService = require('../services/userService')
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const logger = require('../utils/logger')
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const redis = require('../models/redis')
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// const { RateLimiterRedis } = require('rate-limiter-flexible') // 暂时未使用
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const ClientValidator = require('../validators/clientValidator')
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const ClaudeCodeValidator = require('../validators/clients/claudeCodeValidator')
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const claudeRelayConfigService = require('../services/claudeRelayConfigService')
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const FALLBACK_CONCURRENCY_CONFIG = {
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leaseSeconds: 300,
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renewIntervalSeconds: 30,
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cleanupGraceSeconds: 30
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}
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const resolveConcurrencyConfig = () => {
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if (typeof redis._getConcurrencyConfig === 'function') {
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return redis._getConcurrencyConfig()
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}
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const raw = {
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...FALLBACK_CONCURRENCY_CONFIG,
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...(config.concurrency || {})
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}
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const toNumber = (value, fallback) => {
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const parsed = Number(value)
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if (!Number.isFinite(parsed)) {
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return fallback
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}
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return parsed
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}
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const leaseSeconds = Math.max(
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toNumber(raw.leaseSeconds, FALLBACK_CONCURRENCY_CONFIG.leaseSeconds),
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30
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)
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let renewIntervalSeconds
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if (raw.renewIntervalSeconds === 0 || raw.renewIntervalSeconds === '0') {
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renewIntervalSeconds = 0
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} else {
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renewIntervalSeconds = Math.max(
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toNumber(raw.renewIntervalSeconds, FALLBACK_CONCURRENCY_CONFIG.renewIntervalSeconds),
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0
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)
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}
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const cleanupGraceSeconds = Math.max(
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toNumber(raw.cleanupGraceSeconds, FALLBACK_CONCURRENCY_CONFIG.cleanupGraceSeconds),
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0
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)
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return {
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leaseSeconds,
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renewIntervalSeconds,
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cleanupGraceSeconds
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}
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}
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const TOKEN_COUNT_PATHS = new Set([
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'/v1/messages/count_tokens',
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'/api/v1/messages/count_tokens',
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'/claude/v1/messages/count_tokens'
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])
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function extractApiKey(req) {
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const candidates = [
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req.headers['x-api-key'],
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req.headers['x-goog-api-key'],
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req.headers['authorization'],
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req.headers['api-key'],
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req.query?.key
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]
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for (const candidate of candidates) {
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let value = candidate
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if (Array.isArray(value)) {
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value = value.find((item) => typeof item === 'string' && item.trim())
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}
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if (typeof value !== 'string') {
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continue
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}
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let trimmed = value.trim()
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if (!trimmed) {
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continue
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}
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if (/^Bearer\s+/i.test(trimmed)) {
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trimmed = trimmed.replace(/^Bearer\s+/i, '').trim()
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if (!trimmed) {
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continue
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}
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}
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return trimmed
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}
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return ''
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}
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function normalizeRequestPath(value) {
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if (!value) {
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return '/'
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}
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const lower = value.split('?')[0].toLowerCase()
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const collapsed = lower.replace(/\/{2,}/g, '/')
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if (collapsed.length > 1 && collapsed.endsWith('/')) {
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return collapsed.slice(0, -1)
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}
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return collapsed || '/'
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}
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function isTokenCountRequest(req) {
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const combined = normalizeRequestPath(`${req.baseUrl || ''}${req.path || ''}`)
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if (TOKEN_COUNT_PATHS.has(combined)) {
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return true
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}
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const original = normalizeRequestPath(req.originalUrl || '')
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if (TOKEN_COUNT_PATHS.has(original)) {
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return true
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}
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return false
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}
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// 🔑 API Key验证中间件（优化版）
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const authenticateApiKey = async (req, res, next) => {
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const startTime = Date.now()
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try {
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// 安全提取API Key，支持多种格式（包括Gemini CLI支持）
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const apiKey = extractApiKey(req)
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if (apiKey) {
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req.headers['x-api-key'] = apiKey
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}
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if (!apiKey) {
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logger.security(`🔒 Missing API key attempt from ${req.ip || 'unknown'}`)
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return res.status(401).json({
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error: 'Missing API key',
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message:
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'Please provide an API key in the x-api-key, x-goog-api-key, or Authorization header'
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})
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}
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// 基本API Key格式验证
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if (typeof apiKey !== 'string' || apiKey.length < 10 || apiKey.length > 512) {
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logger.security(`🔒 Invalid API key format from ${req.ip || 'unknown'}`)
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return res.status(401).json({
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error: 'Invalid API key format',
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message: 'API key format is invalid'
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})
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}
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// 验证API Key（带缓存优化）
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const validation = await apiKeyService.validateApiKey(apiKey)
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if (!validation.valid) {
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const clientIP = req.ip || req.connection?.remoteAddress || 'unknown'
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logger.security(`🔒 Invalid API key attempt: ${validation.error} from ${clientIP}`)
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return res.status(401).json({
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error: 'Invalid API key',
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message: validation.error
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})
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}
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const skipKeyRestrictions = isTokenCountRequest(req)
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// 🔒 检查客户端限制（使用新的验证器）
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if (
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!skipKeyRestrictions &&
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validation.keyData.enableClientRestriction &&
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validation.keyData.allowedClients?.length > 0
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) {
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// 使用新的 ClientValidator 进行验证
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const validationResult = ClientValidator.validateRequest(
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validation.keyData.allowedClients,
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req
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)
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if (!validationResult.allowed) {
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const clientIP = req.ip || req.connection?.remoteAddress || 'unknown'
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logger.security(
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`🚫 Client restriction failed for key: ${validation.keyData.id} (${validation.keyData.name}) from ${clientIP}`
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)
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return res.status(403).json({
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error: 'Client not allowed',
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message: 'Your client is not authorized to use this API key',
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allowedClients: validation.keyData.allowedClients,
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userAgent: validationResult.userAgent
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})
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}
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// 验证通过
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logger.api(
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`✅ Client validated: ${validationResult.clientName} (${validationResult.matchedClient}) for key: ${validation.keyData.id} (${validation.keyData.name})`
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)
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}
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// 🔒 检查全局 Claude Code 限制（与 API Key 级别是 OR 逻辑）
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// 仅对 Claude 服务端点生效 (/api/v1/messages 和 /claude/v1/messages)
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if (!skipKeyRestrictions) {
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const normalizedPath = (req.originalUrl || req.path || '').toLowerCase()
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const isClaudeMessagesEndpoint =
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normalizedPath.includes('/v1/messages') &&
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(normalizedPath.startsWith('/api') || normalizedPath.startsWith('/claude'))
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if (isClaudeMessagesEndpoint) {
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try {
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const globalClaudeCodeOnly = await claudeRelayConfigService.isClaudeCodeOnlyEnabled()
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// API Key 级别的 Claude Code 限制
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const keyClaudeCodeOnly =
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validation.keyData.enableClientRestriction &&
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Array.isArray(validation.keyData.allowedClients) &&
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validation.keyData.allowedClients.length === 1 &&
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validation.keyData.allowedClients.includes('claude_code')
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// OR 逻辑：全局开启 或 API Key 级别限制为仅 claude_code
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if (globalClaudeCodeOnly || keyClaudeCodeOnly) {
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const isClaudeCode = ClaudeCodeValidator.validate(req)
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if (!isClaudeCode) {
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const clientIP = req.ip || req.connection?.remoteAddress || 'unknown'
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logger.api(
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`❌ Claude Code client validation failed (global: ${globalClaudeCodeOnly}, key: ${keyClaudeCodeOnly}) from ${clientIP}`
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)
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return res.status(403).json({
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error: {
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type: 'client_validation_error',
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message: 'This endpoint only accepts requests from Claude Code CLI'
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}
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})
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}
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logger.api(
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`✅ Claude Code client validated (global: ${globalClaudeCodeOnly}, key: ${keyClaudeCodeOnly})`
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)
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}
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} catch (error) {
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logger.error('❌ Error checking Claude Code restriction:', error)
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// 配置服务出错时不阻断请求
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}
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}
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}
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// 检查并发限制
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const concurrencyLimit = validation.keyData.concurrencyLimit || 0
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if (!skipKeyRestrictions && concurrencyLimit > 0) {
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const { leaseSeconds: configLeaseSeconds, renewIntervalSeconds: configRenewIntervalSeconds } =
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resolveConcurrencyConfig()
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const leaseSeconds = Math.max(Number(configLeaseSeconds) || 300, 30)
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let renewIntervalSeconds = configRenewIntervalSeconds
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if (renewIntervalSeconds > 0) {
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const maxSafeRenew = Math.max(leaseSeconds - 5, 15)
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renewIntervalSeconds = Math.min(Math.max(renewIntervalSeconds, 15), maxSafeRenew)
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} else {
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renewIntervalSeconds = 0
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}
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const requestId = uuidv4()
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const currentConcurrency = await redis.incrConcurrency(
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validation.keyData.id,
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requestId,
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leaseSeconds
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)
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logger.api(
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`📈 Incremented concurrency for key: ${validation.keyData.id} (${validation.keyData.name}), current: ${currentConcurrency}, limit: ${concurrencyLimit}`
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)
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if (currentConcurrency > concurrencyLimit) {
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// 如果超过限制，立即减少计数（添加 try-catch 防止异常导致并发泄漏）
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try {
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const newCount = await redis.decrConcurrency(validation.keyData.id, requestId)
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logger.api(
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`📉 Decremented concurrency (429 rejected) for key: ${validation.keyData.id} (${validation.keyData.name}), new count: ${newCount}`
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)
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} catch (error) {
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logger.error(
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`Failed to decrement concurrency after limit exceeded for key ${validation.keyData.id}:`,
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error
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)
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}
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logger.security(
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`🚦 Concurrency limit exceeded for key: ${validation.keyData.id} (${
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validation.keyData.name
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}), current: ${currentConcurrency - 1}, limit: ${concurrencyLimit}`
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)
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return res.status(429).json({
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error: 'Concurrency limit exceeded',
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message: `Too many concurrent requests. Limit: ${concurrencyLimit} concurrent requests`,
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currentConcurrency: currentConcurrency - 1,
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concurrencyLimit
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})
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}
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const renewIntervalMs =
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renewIntervalSeconds > 0 ? Math.max(renewIntervalSeconds * 1000, 15000) : 0
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// 使用标志位确保只减少一次
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let concurrencyDecremented = false
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let leaseRenewInterval = null
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if (renewIntervalMs > 0) {
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// 🔴 关键修复：添加最大刷新次数限制，防止租约永不过期
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// 默认最大生存时间为 10 分钟，可通过环境变量配置
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const maxLifetimeMinutes = parseInt(process.env.CONCURRENCY_MAX_LIFETIME_MINUTES) || 10
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const maxRefreshCount = Math.ceil((maxLifetimeMinutes * 60 * 1000) / renewIntervalMs)
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let refreshCount = 0
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leaseRenewInterval = setInterval(() => {
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refreshCount++
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// 超过最大刷新次数，强制停止并清理
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if (refreshCount > maxRefreshCount) {
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logger.warn(
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`⚠️ Lease refresh exceeded max count (${maxRefreshCount}) for key ${validation.keyData.id} (${validation.keyData.name}), forcing cleanup after ${maxLifetimeMinutes} minutes`
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)
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// 清理定时器
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if (leaseRenewInterval) {
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clearInterval(leaseRenewInterval)
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leaseRenewInterval = null
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}
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// 强制减少并发计数（如果还没减少）
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if (!concurrencyDecremented) {
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concurrencyDecremented = true
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redis.decrConcurrency(validation.keyData.id, requestId).catch((error) => {
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logger.error(
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`Failed to decrement concurrency after max refresh for key ${validation.keyData.id}:`,
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error
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)
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})
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}
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return
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}
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redis
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.refreshConcurrencyLease(validation.keyData.id, requestId, leaseSeconds)
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.catch((error) => {
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logger.error(
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`Failed to refresh concurrency lease for key ${validation.keyData.id}:`,
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error
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)
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})
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}, renewIntervalMs)
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if (typeof leaseRenewInterval.unref === 'function') {
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leaseRenewInterval.unref()
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}
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}
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const decrementConcurrency = async () => {
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if (!concurrencyDecremented) {
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concurrencyDecremented = true
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if (leaseRenewInterval) {
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clearInterval(leaseRenewInterval)
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leaseRenewInterval = null
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}
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try {
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const newCount = await redis.decrConcurrency(validation.keyData.id, requestId)
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logger.api(
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`📉 Decremented concurrency for key: ${validation.keyData.id} (${validation.keyData.name}), new count: ${newCount}`
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)
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} catch (error) {
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logger.error(`Failed to decrement concurrency for key ${validation.keyData.id}:`, error)
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}
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}
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}
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// 监听最可靠的事件（避免重复监听）
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// res.on('close') 是最可靠的，会在连接关闭时触发
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res.once('close', () => {
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logger.api(
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`🔌 Response closed for key: ${validation.keyData.id} (${validation.keyData.name})`
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)
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decrementConcurrency()
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})
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// req.on('close') 作为备用，处理请求端断开
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req.once('close', () => {
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logger.api(
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`🔌 Request closed for key: ${validation.keyData.id} (${validation.keyData.name})`
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)
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decrementConcurrency()
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})
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req.once('aborted', () => {
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logger.warn(
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`⚠️ Request aborted for key: ${validation.keyData.id} (${validation.keyData.name})`
|
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)
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decrementConcurrency()
|
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})
|
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|
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req.once('error', (error) => {
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logger.error(
|
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`❌ Request error for key ${validation.keyData.id} (${validation.keyData.name}):`,
|
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error
|
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)
|
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decrementConcurrency()
|
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})
|
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|
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res.once('error', (error) => {
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logger.error(
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`❌ Response error for key ${validation.keyData.id} (${validation.keyData.name}):`,
|
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error
|
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)
|
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decrementConcurrency()
|
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})
|
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|
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// res.on('finish') 处理正常完成的情况
|
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res.once('finish', () => {
|
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logger.api(
|
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`✅ Response finished for key: ${validation.keyData.id} (${validation.keyData.name})`
|
||
)
|
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decrementConcurrency()
|
||
})
|
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|
||
// 存储并发信息到请求对象，便于后续处理
|
||
req.concurrencyInfo = {
|
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apiKeyId: validation.keyData.id,
|
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apiKeyName: validation.keyData.name,
|
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requestId,
|
||
decrementConcurrency
|
||
}
|
||
}
|
||
|
||
// 检查时间窗口限流
|
||
const rateLimitWindow = validation.keyData.rateLimitWindow || 0
|
||
const rateLimitRequests = validation.keyData.rateLimitRequests || 0
|
||
const rateLimitCost = validation.keyData.rateLimitCost || 0 // 新增：费用限制
|
||
|
||
// 兼容性检查：如果tokenLimit仍有值，使用tokenLimit；否则使用rateLimitCost
|
||
const hasRateLimits =
|
||
rateLimitWindow > 0 &&
|
||
(rateLimitRequests > 0 || validation.keyData.tokenLimit > 0 || rateLimitCost > 0)
|
||
|
||
if (hasRateLimits) {
|
||
const windowStartKey = `rate_limit:window_start:${validation.keyData.id}`
|
||
const requestCountKey = `rate_limit:requests:${validation.keyData.id}`
|
||
const tokenCountKey = `rate_limit:tokens:${validation.keyData.id}`
|
||
const costCountKey = `rate_limit:cost:${validation.keyData.id}` // 新增：费用计数器
|
||
|
||
const now = Date.now()
|
||
const windowDuration = rateLimitWindow * 60 * 1000 // 转换为毫秒
|
||
|
||
// 获取窗口开始时间
|
||
let windowStart = await redis.getClient().get(windowStartKey)
|
||
|
||
if (!windowStart) {
|
||
// 第一次请求，设置窗口开始时间
|
||
await redis.getClient().set(windowStartKey, now, 'PX', windowDuration)
|
||
await redis.getClient().set(requestCountKey, 0, 'PX', windowDuration)
|
||
await redis.getClient().set(tokenCountKey, 0, 'PX', windowDuration)
|
||
await redis.getClient().set(costCountKey, 0, 'PX', windowDuration) // 新增：重置费用
|
||
windowStart = now
|
||
} else {
|
||
windowStart = parseInt(windowStart)
|
||
|
||
// 检查窗口是否已过期
|
||
if (now - windowStart >= windowDuration) {
|
||
// 窗口已过期，重置
|
||
await redis.getClient().set(windowStartKey, now, 'PX', windowDuration)
|
||
await redis.getClient().set(requestCountKey, 0, 'PX', windowDuration)
|
||
await redis.getClient().set(tokenCountKey, 0, 'PX', windowDuration)
|
||
await redis.getClient().set(costCountKey, 0, 'PX', windowDuration) // 新增：重置费用
|
||
windowStart = now
|
||
}
|
||
}
|
||
|
||
// 获取当前计数
|
||
const currentRequests = parseInt((await redis.getClient().get(requestCountKey)) || '0')
|
||
const currentTokens = parseInt((await redis.getClient().get(tokenCountKey)) || '0')
|
||
const currentCost = parseFloat((await redis.getClient().get(costCountKey)) || '0') // 新增：当前费用
|
||
|
||
// 检查请求次数限制
|
||
if (rateLimitRequests > 0 && currentRequests >= rateLimitRequests) {
|
||
const resetTime = new Date(windowStart + windowDuration)
|
||
const remainingMinutes = Math.ceil((resetTime - now) / 60000)
|
||
|
||
logger.security(
|
||
`🚦 Rate limit exceeded (requests) for key: ${validation.keyData.id} (${validation.keyData.name}), requests: ${currentRequests}/${rateLimitRequests}`
|
||
)
|
||
|
||
return res.status(429).json({
|
||
error: 'Rate limit exceeded',
|
||
message: `已达到请求次数限制 (${rateLimitRequests} 次)，将在 ${remainingMinutes} 分钟后重置`,
|
||
currentRequests,
|
||
requestLimit: rateLimitRequests,
|
||
resetAt: resetTime.toISOString(),
|
||
remainingMinutes
|
||
})
|
||
}
|
||
|
||
// 兼容性检查：优先使用Token限制（历史数据），否则使用费用限制
|
||
const tokenLimit = parseInt(validation.keyData.tokenLimit)
|
||
if (tokenLimit > 0) {
|
||
// 使用Token限制（向后兼容）
|
||
if (currentTokens >= tokenLimit) {
|
||
const resetTime = new Date(windowStart + windowDuration)
|
||
const remainingMinutes = Math.ceil((resetTime - now) / 60000)
|
||
|
||
logger.security(
|
||
`🚦 Rate limit exceeded (tokens) for key: ${validation.keyData.id} (${validation.keyData.name}), tokens: ${currentTokens}/${tokenLimit}`
|
||
)
|
||
|
||
return res.status(429).json({
|
||
error: 'Rate limit exceeded',
|
||
message: `已达到 Token 使用限制 (${tokenLimit} tokens)，将在 ${remainingMinutes} 分钟后重置`,
|
||
currentTokens,
|
||
tokenLimit,
|
||
resetAt: resetTime.toISOString(),
|
||
remainingMinutes
|
||
})
|
||
}
|
||
} else if (rateLimitCost > 0) {
|
||
// 使用费用限制（新功能）
|
||
if (currentCost >= rateLimitCost) {
|
||
const resetTime = new Date(windowStart + windowDuration)
|
||
const remainingMinutes = Math.ceil((resetTime - now) / 60000)
|
||
|
||
logger.security(
|
||
`💰 Rate limit exceeded (cost) for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), cost: $${currentCost.toFixed(2)}/$${rateLimitCost}`
|
||
)
|
||
|
||
return res.status(429).json({
|
||
error: 'Rate limit exceeded',
|
||
message: `已达到费用限制 ($${rateLimitCost})，将在 ${remainingMinutes} 分钟后重置`,
|
||
currentCost,
|
||
costLimit: rateLimitCost,
|
||
resetAt: resetTime.toISOString(),
|
||
remainingMinutes
|
||
})
|
||
}
|
||
}
|
||
|
||
// 增加请求计数
|
||
await redis.getClient().incr(requestCountKey)
|
||
|
||
// 存储限流信息到请求对象
|
||
req.rateLimitInfo = {
|
||
windowStart,
|
||
windowDuration,
|
||
requestCountKey,
|
||
tokenCountKey,
|
||
costCountKey, // 新增：费用计数器
|
||
currentRequests: currentRequests + 1,
|
||
currentTokens,
|
||
currentCost, // 新增：当前费用
|
||
rateLimitRequests,
|
||
tokenLimit,
|
||
rateLimitCost // 新增：费用限制
|
||
}
|
||
}
|
||
|
||
// 检查每日费用限制
|
||
const dailyCostLimit = validation.keyData.dailyCostLimit || 0
|
||
if (dailyCostLimit > 0) {
|
||
const dailyCost = validation.keyData.dailyCost || 0
|
||
|
||
if (dailyCost >= dailyCostLimit) {
|
||
logger.security(
|
||
`💰 Daily cost limit exceeded for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), cost: $${dailyCost.toFixed(2)}/$${dailyCostLimit}`
|
||
)
|
||
|
||
return res.status(429).json({
|
||
error: 'Daily cost limit exceeded',
|
||
message: `已达到每日费用限制 ($${dailyCostLimit})`,
|
||
currentCost: dailyCost,
|
||
costLimit: dailyCostLimit,
|
||
resetAt: new Date(new Date().setHours(24, 0, 0, 0)).toISOString() // 明天0点重置
|
||
})
|
||
}
|
||
|
||
// 记录当前费用使用情况
|
||
logger.api(
|
||
`💰 Cost usage for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), current: $${dailyCost.toFixed(2)}/$${dailyCostLimit}`
|
||
)
|
||
}
|
||
|
||
// 检查总费用限制
|
||
const totalCostLimit = validation.keyData.totalCostLimit || 0
|
||
if (totalCostLimit > 0) {
|
||
const totalCost = validation.keyData.totalCost || 0
|
||
|
||
if (totalCost >= totalCostLimit) {
|
||
logger.security(
|
||
`💰 Total cost limit exceeded for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), cost: $${totalCost.toFixed(2)}/$${totalCostLimit}`
|
||
)
|
||
|
||
return res.status(429).json({
|
||
error: 'Total cost limit exceeded',
|
||
message: `已达到总费用限制 ($${totalCostLimit})`,
|
||
currentCost: totalCost,
|
||
costLimit: totalCostLimit
|
||
})
|
||
}
|
||
|
||
logger.api(
|
||
`💰 Total cost usage for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), current: $${totalCost.toFixed(2)}/$${totalCostLimit}`
|
||
)
|
||
}
|
||
|
||
// 检查 Opus 周费用限制（仅对 Opus 模型生效）
|
||
const weeklyOpusCostLimit = validation.keyData.weeklyOpusCostLimit || 0
|
||
if (weeklyOpusCostLimit > 0) {
|
||
// 从请求中获取模型信息
|
||
const requestBody = req.body || {}
|
||
const model = requestBody.model || ''
|
||
|
||
// 判断是否为 Opus 模型
|
||
if (model && model.toLowerCase().includes('claude-opus')) {
|
||
const weeklyOpusCost = validation.keyData.weeklyOpusCost || 0
|
||
|
||
if (weeklyOpusCost >= weeklyOpusCostLimit) {
|
||
logger.security(
|
||
`💰 Weekly Opus cost limit exceeded for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), cost: $${weeklyOpusCost.toFixed(2)}/$${weeklyOpusCostLimit}`
|
||
)
|
||
|
||
// 计算下周一的重置时间
|
||
const now = new Date()
|
||
const dayOfWeek = now.getDay()
|
||
const daysUntilMonday = dayOfWeek === 0 ? 1 : (8 - dayOfWeek) % 7 || 7
|
||
const resetDate = new Date(now)
|
||
resetDate.setDate(now.getDate() + daysUntilMonday)
|
||
resetDate.setHours(0, 0, 0, 0)
|
||
|
||
return res.status(429).json({
|
||
error: 'Weekly Opus cost limit exceeded',
|
||
message: `已达到 Opus 模型周费用限制 ($${weeklyOpusCostLimit})`,
|
||
currentCost: weeklyOpusCost,
|
||
costLimit: weeklyOpusCostLimit,
|
||
resetAt: resetDate.toISOString() // 下周一重置
|
||
})
|
||
}
|
||
|
||
// 记录当前 Opus 费用使用情况
|
||
logger.api(
|
||
`💰 Opus weekly cost usage for key: ${validation.keyData.id} (${
|
||
validation.keyData.name
|
||
}), current: $${weeklyOpusCost.toFixed(2)}/$${weeklyOpusCostLimit}`
|
||
)
|
||
}
|
||
}
|
||
|
||
// 将验证信息添加到请求对象（只包含必要信息）
|
||
req.apiKey = {
|
||
id: validation.keyData.id,
|
||
name: validation.keyData.name,
|
||
tokenLimit: validation.keyData.tokenLimit,
|
||
claudeAccountId: validation.keyData.claudeAccountId,
|
||
claudeConsoleAccountId: validation.keyData.claudeConsoleAccountId, // 添加 Claude Console 账号ID
|
||
geminiAccountId: validation.keyData.geminiAccountId,
|
||
openaiAccountId: validation.keyData.openaiAccountId, // 添加 OpenAI 账号ID
|
||
bedrockAccountId: validation.keyData.bedrockAccountId, // 添加 Bedrock 账号ID
|
||
droidAccountId: validation.keyData.droidAccountId,
|
||
permissions: validation.keyData.permissions,
|
||
concurrencyLimit: validation.keyData.concurrencyLimit,
|
||
rateLimitWindow: validation.keyData.rateLimitWindow,
|
||
rateLimitRequests: validation.keyData.rateLimitRequests,
|
||
rateLimitCost: validation.keyData.rateLimitCost, // 新增：费用限制
|
||
enableModelRestriction: validation.keyData.enableModelRestriction,
|
||
restrictedModels: validation.keyData.restrictedModels,
|
||
enableClientRestriction: validation.keyData.enableClientRestriction,
|
||
allowedClients: validation.keyData.allowedClients,
|
||
dailyCostLimit: validation.keyData.dailyCostLimit,
|
||
dailyCost: validation.keyData.dailyCost,
|
||
totalCostLimit: validation.keyData.totalCostLimit,
|
||
totalCost: validation.keyData.totalCost,
|
||
usage: validation.keyData.usage
|
||
}
|
||
req.usage = validation.keyData.usage
|
||
|
||
const authDuration = Date.now() - startTime
|
||
const userAgent = req.headers['user-agent'] || 'No User-Agent'
|
||
logger.api(
|
||
`🔓 Authenticated request from key: ${validation.keyData.name} (${validation.keyData.id}) in ${authDuration}ms`
|
||
)
|
||
logger.api(` User-Agent: "${userAgent}"`)
|
||
|
||
return next()
|
||
} catch (error) {
|
||
const authDuration = Date.now() - startTime
|
||
logger.error(`❌ Authentication middleware error (${authDuration}ms):`, {
|
||
error: error.message,
|
||
stack: error.stack,
|
||
ip: req.ip,
|
||
userAgent: req.get('User-Agent'),
|
||
url: req.originalUrl
|
||
})
|
||
|
||
return res.status(500).json({
|
||
error: 'Authentication error',
|
||
message: 'Internal server error during authentication'
|
||
})
|
||
}
|
||
}
|
||
|
||
// 🛡️ 管理员验证中间件（优化版）
|
||
const authenticateAdmin = async (req, res, next) => {
|
||
const startTime = Date.now()
|
||
|
||
try {
|
||
// 安全提取token，支持多种方式
|
||
const token =
|
||
req.headers['authorization']?.replace(/^Bearer\s+/i, '') ||
|
||
req.cookies?.adminToken ||
|
||
req.headers['x-admin-token']
|
||
|
||
if (!token) {
|
||
logger.security(`🔒 Missing admin token attempt from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Missing admin token',
|
||
message: 'Please provide an admin token'
|
||
})
|
||
}
|
||
|
||
// 基本token格式验证
|
||
if (typeof token !== 'string' || token.length < 32 || token.length > 512) {
|
||
logger.security(`🔒 Invalid admin token format from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Invalid admin token format',
|
||
message: 'Admin token format is invalid'
|
||
})
|
||
}
|
||
|
||
// 获取管理员会话（带超时处理）
|
||
const adminSession = await Promise.race([
|
||
redis.getSession(token),
|
||
new Promise((_, reject) =>
|
||
setTimeout(() => reject(new Error('Session lookup timeout')), 5000)
|
||
)
|
||
])
|
||
|
||
if (!adminSession || Object.keys(adminSession).length === 0) {
|
||
logger.security(`🔒 Invalid admin token attempt from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Invalid admin token',
|
||
message: 'Invalid or expired admin session'
|
||
})
|
||
}
|
||
|
||
// 检查会话活跃性（可选：检查最后活动时间）
|
||
const now = new Date()
|
||
const lastActivity = new Date(adminSession.lastActivity || adminSession.loginTime)
|
||
const inactiveDuration = now - lastActivity
|
||
const maxInactivity = 24 * 60 * 60 * 1000 // 24小时
|
||
|
||
if (inactiveDuration > maxInactivity) {
|
||
logger.security(
|
||
`🔒 Expired admin session for ${adminSession.username} from ${req.ip || 'unknown'}`
|
||
)
|
||
await redis.deleteSession(token) // 清理过期会话
|
||
return res.status(401).json({
|
||
error: 'Session expired',
|
||
message: 'Admin session has expired due to inactivity'
|
||
})
|
||
}
|
||
|
||
// 更新最后活动时间（异步，不阻塞请求）
|
||
redis
|
||
.setSession(
|
||
token,
|
||
{
|
||
...adminSession,
|
||
lastActivity: now.toISOString()
|
||
},
|
||
86400
|
||
)
|
||
.catch((error) => {
|
||
logger.error('Failed to update admin session activity:', error)
|
||
})
|
||
|
||
// 设置管理员信息（只包含必要信息）
|
||
req.admin = {
|
||
id: adminSession.adminId || 'admin',
|
||
username: adminSession.username,
|
||
sessionId: token,
|
||
loginTime: adminSession.loginTime
|
||
}
|
||
|
||
const authDuration = Date.now() - startTime
|
||
logger.security(`🔐 Admin authenticated: ${adminSession.username} in ${authDuration}ms`)
|
||
|
||
return next()
|
||
} catch (error) {
|
||
const authDuration = Date.now() - startTime
|
||
logger.error(`❌ Admin authentication error (${authDuration}ms):`, {
|
||
error: error.message,
|
||
ip: req.ip,
|
||
userAgent: req.get('User-Agent'),
|
||
url: req.originalUrl
|
||
})
|
||
|
||
return res.status(500).json({
|
||
error: 'Authentication error',
|
||
message: 'Internal server error during admin authentication'
|
||
})
|
||
}
|
||
}
|
||
|
||
// 👤 用户验证中间件
|
||
const authenticateUser = async (req, res, next) => {
|
||
const startTime = Date.now()
|
||
|
||
try {
|
||
// 安全提取用户session token，支持多种方式
|
||
const sessionToken =
|
||
req.headers['authorization']?.replace(/^Bearer\s+/i, '') ||
|
||
req.cookies?.userToken ||
|
||
req.headers['x-user-token']
|
||
|
||
if (!sessionToken) {
|
||
logger.security(`🔒 Missing user session token attempt from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Missing user session token',
|
||
message: 'Please login to access this resource'
|
||
})
|
||
}
|
||
|
||
// 基本token格式验证
|
||
if (typeof sessionToken !== 'string' || sessionToken.length < 32 || sessionToken.length > 128) {
|
||
logger.security(`🔒 Invalid user session token format from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Invalid session token format',
|
||
message: 'Session token format is invalid'
|
||
})
|
||
}
|
||
|
||
// 验证用户会话
|
||
const sessionValidation = await userService.validateUserSession(sessionToken)
|
||
|
||
if (!sessionValidation) {
|
||
logger.security(`🔒 Invalid user session token attempt from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Invalid session token',
|
||
message: 'Invalid or expired user session'
|
||
})
|
||
}
|
||
|
||
const { session, user } = sessionValidation
|
||
|
||
// 检查用户是否被禁用
|
||
if (!user.isActive) {
|
||
logger.security(
|
||
`🔒 Disabled user login attempt: ${user.username} from ${req.ip || 'unknown'}`
|
||
)
|
||
return res.status(403).json({
|
||
error: 'Account disabled',
|
||
message: 'Your account has been disabled. Please contact administrator.'
|
||
})
|
||
}
|
||
|
||
// 设置用户信息（只包含必要信息）
|
||
req.user = {
|
||
id: user.id,
|
||
username: user.username,
|
||
email: user.email,
|
||
displayName: user.displayName,
|
||
firstName: user.firstName,
|
||
lastName: user.lastName,
|
||
role: user.role,
|
||
sessionToken,
|
||
sessionCreatedAt: session.createdAt
|
||
}
|
||
|
||
const authDuration = Date.now() - startTime
|
||
logger.info(`👤 User authenticated: ${user.username} (${user.id}) in ${authDuration}ms`)
|
||
|
||
return next()
|
||
} catch (error) {
|
||
const authDuration = Date.now() - startTime
|
||
logger.error(`❌ User authentication error (${authDuration}ms):`, {
|
||
error: error.message,
|
||
ip: req.ip,
|
||
userAgent: req.get('User-Agent'),
|
||
url: req.originalUrl
|
||
})
|
||
|
||
return res.status(500).json({
|
||
error: 'Authentication error',
|
||
message: 'Internal server error during user authentication'
|
||
})
|
||
}
|
||
}
|
||
|
||
// 👤 用户或管理员验证中间件（支持两种身份）
|
||
const authenticateUserOrAdmin = async (req, res, next) => {
|
||
const startTime = Date.now()
|
||
|
||
try {
|
||
// 检查是否有管理员token
|
||
const adminToken =
|
||
req.headers['authorization']?.replace(/^Bearer\s+/i, '') ||
|
||
req.cookies?.adminToken ||
|
||
req.headers['x-admin-token']
|
||
|
||
// 检查是否有用户session token
|
||
const userToken =
|
||
req.headers['x-user-token'] ||
|
||
req.cookies?.userToken ||
|
||
(!adminToken ? req.headers['authorization']?.replace(/^Bearer\s+/i, '') : null)
|
||
|
||
// 优先尝试管理员认证
|
||
if (adminToken) {
|
||
try {
|
||
const adminSession = await redis.getSession(adminToken)
|
||
if (adminSession && Object.keys(adminSession).length > 0) {
|
||
req.admin = {
|
||
id: adminSession.adminId || 'admin',
|
||
username: adminSession.username,
|
||
sessionId: adminToken,
|
||
loginTime: adminSession.loginTime
|
||
}
|
||
req.userType = 'admin'
|
||
|
||
const authDuration = Date.now() - startTime
|
||
logger.security(`🔐 Admin authenticated: ${adminSession.username} in ${authDuration}ms`)
|
||
return next()
|
||
}
|
||
} catch (error) {
|
||
logger.debug('Admin authentication failed, trying user authentication:', error.message)
|
||
}
|
||
}
|
||
|
||
// 尝试用户认证
|
||
if (userToken) {
|
||
try {
|
||
const sessionValidation = await userService.validateUserSession(userToken)
|
||
if (sessionValidation) {
|
||
const { session, user } = sessionValidation
|
||
|
||
if (user.isActive) {
|
||
req.user = {
|
||
id: user.id,
|
||
username: user.username,
|
||
email: user.email,
|
||
displayName: user.displayName,
|
||
firstName: user.firstName,
|
||
lastName: user.lastName,
|
||
role: user.role,
|
||
sessionToken: userToken,
|
||
sessionCreatedAt: session.createdAt
|
||
}
|
||
req.userType = 'user'
|
||
|
||
const authDuration = Date.now() - startTime
|
||
logger.info(`👤 User authenticated: ${user.username} (${user.id}) in ${authDuration}ms`)
|
||
return next()
|
||
}
|
||
}
|
||
} catch (error) {
|
||
logger.debug('User authentication failed:', error.message)
|
||
}
|
||
}
|
||
|
||
// 如果都失败了，返回未授权
|
||
logger.security(`🔒 Authentication failed from ${req.ip || 'unknown'}`)
|
||
return res.status(401).json({
|
||
error: 'Authentication required',
|
||
message: 'Please login as user or admin to access this resource'
|
||
})
|
||
} catch (error) {
|
||
const authDuration = Date.now() - startTime
|
||
logger.error(`❌ User/Admin authentication error (${authDuration}ms):`, {
|
||
error: error.message,
|
||
ip: req.ip,
|
||
userAgent: req.get('User-Agent'),
|
||
url: req.originalUrl
|
||
})
|
||
|
||
return res.status(500).json({
|
||
error: 'Authentication error',
|
||
message: 'Internal server error during authentication'
|
||
})
|
||
}
|
||
}
|
||
|
||
// 🛡️ 权限检查中间件
|
||
const requireRole = (allowedRoles) => (req, res, next) => {
|
||
// 管理员始终有权限
|
||
if (req.admin) {
|
||
return next()
|
||
}
|
||
|
||
// 检查用户角色
|
||
if (req.user) {
|
||
const userRole = req.user.role
|
||
const allowed = Array.isArray(allowedRoles) ? allowedRoles : [allowedRoles]
|
||
|
||
if (allowed.includes(userRole)) {
|
||
return next()
|
||
} else {
|
||
logger.security(
|
||
`🚫 Access denied for user ${req.user.username} (role: ${userRole}) to ${req.originalUrl}`
|
||
)
|
||
return res.status(403).json({
|
||
error: 'Insufficient permissions',
|
||
message: `This resource requires one of the following roles: ${allowed.join(', ')}`
|
||
})
|
||
}
|
||
}
|
||
|
||
return res.status(401).json({
|
||
error: 'Authentication required',
|
||
message: 'Please login to access this resource'
|
||
})
|
||
}
|
||
|
||
// 🔒 管理员权限检查中间件
|
||
const requireAdmin = (req, res, next) => {
|
||
if (req.admin) {
|
||
return next()
|
||
}
|
||
|
||
// 检查是否是admin角色的用户
|
||
if (req.user && req.user.role === 'admin') {
|
||
return next()
|
||
}
|
||
|
||
logger.security(
|
||
`🚫 Admin access denied for ${req.user?.username || 'unknown'} from ${req.ip || 'unknown'}`
|
||
)
|
||
return res.status(403).json({
|
||
error: 'Admin access required',
|
||
message: 'This resource requires administrator privileges'
|
||
})
|
||
}
|
||
|
||
// 注意：使用统计现在直接在/api/v1/messages路由中处理，
|
||
// 以便从Claude API响应中提取真实的usage数据
|
||
|
||
// 🚦 CORS中间件（优化版，支持Chrome插件）
|
||
const corsMiddleware = (req, res, next) => {
|
||
const { origin } = req.headers
|
||
|
||
// 允许的源（可以从配置文件读取）
|
||
const allowedOrigins = [
|
||
'http://localhost:3000',
|
||
'https://localhost:3000',
|
||
'http://127.0.0.1:3000',
|
||
'https://127.0.0.1:3000'
|
||
]
|
||
|
||
// 🆕 检查是否为Chrome插件请求
|
||
const isChromeExtension = origin && origin.startsWith('chrome-extension://')
|
||
|
||
// 设置CORS头
|
||
if (allowedOrigins.includes(origin) || !origin || isChromeExtension) {
|
||
res.header('Access-Control-Allow-Origin', origin || '*')
|
||
}
|
||
|
||
res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS')
|
||
res.header(
|
||
'Access-Control-Allow-Headers',
|
||
[
|
||
'Origin',
|
||
'X-Requested-With',
|
||
'Content-Type',
|
||
'Accept',
|
||
'Authorization',
|
||
'x-api-key',
|
||
'x-goog-api-key',
|
||
'api-key',
|
||
'x-admin-token',
|
||
'anthropic-version',
|
||
'anthropic-dangerous-direct-browser-access'
|
||
].join(', ')
|
||
)
|
||
|
||
res.header('Access-Control-Expose-Headers', ['X-Request-ID', 'Content-Type'].join(', '))
|
||
|
||
res.header('Access-Control-Max-Age', '86400') // 24小时预检缓存
|
||
res.header('Access-Control-Allow-Credentials', 'true')
|
||
|
||
if (req.method === 'OPTIONS') {
|
||
res.status(204).end()
|
||
} else {
|
||
next()
|
||
}
|
||
}
|
||
|
||
// 📝 请求日志中间件（优化版）
|
||
const requestLogger = (req, res, next) => {
|
||
const start = Date.now()
|
||
const requestId = Math.random().toString(36).substring(2, 15)
|
||
|
||
// 添加请求ID到请求对象
|
||
req.requestId = requestId
|
||
res.setHeader('X-Request-ID', requestId)
|
||
|
||
// 获取客户端信息
|
||
const clientIP = req.ip || req.connection?.remoteAddress || req.socket?.remoteAddress || 'unknown'
|
||
const userAgent = req.get('User-Agent') || 'unknown'
|
||
const referer = req.get('Referer') || 'none'
|
||
|
||
// 记录请求开始
|
||
if (req.originalUrl !== '/health') {
|
||
// 避免健康检查日志过多
|
||
logger.info(`▶️ [${requestId}] ${req.method} ${req.originalUrl} | IP: ${clientIP}`)
|
||
}
|
||
|
||
res.on('finish', () => {
|
||
const duration = Date.now() - start
|
||
const contentLength = res.get('Content-Length') || '0'
|
||
|
||
// 构建日志元数据
|
||
const logMetadata = {
|
||
requestId,
|
||
method: req.method,
|
||
url: req.originalUrl,
|
||
status: res.statusCode,
|
||
duration,
|
||
contentLength,
|
||
ip: clientIP,
|
||
userAgent,
|
||
referer
|
||
}
|
||
|
||
// 根据状态码选择日志级别
|
||
if (res.statusCode >= 500) {
|
||
logger.error(
|
||
`◀️ [${requestId}] ${req.method} ${req.originalUrl} | ${res.statusCode} | ${duration}ms | ${contentLength}B`,
|
||
logMetadata
|
||
)
|
||
} else if (res.statusCode >= 400) {
|
||
logger.warn(
|
||
`◀️ [${requestId}] ${req.method} ${req.originalUrl} | ${res.statusCode} | ${duration}ms | ${contentLength}B`,
|
||
logMetadata
|
||
)
|
||
} else if (req.originalUrl !== '/health') {
|
||
logger.request(req.method, req.originalUrl, res.statusCode, duration, logMetadata)
|
||
}
|
||
|
||
// API Key相关日志
|
||
if (req.apiKey) {
|
||
logger.api(
|
||
`📱 [${requestId}] Request from ${req.apiKey.name} (${req.apiKey.id}) | ${duration}ms`
|
||
)
|
||
}
|
||
|
||
// 慢请求警告
|
||
if (duration > 5000) {
|
||
logger.warn(
|
||
`🐌 [${requestId}] Slow request detected: ${duration}ms for ${req.method} ${req.originalUrl}`
|
||
)
|
||
}
|
||
})
|
||
|
||
res.on('error', (error) => {
|
||
const duration = Date.now() - start
|
||
logger.error(`💥 [${requestId}] Response error after ${duration}ms:`, error)
|
||
})
|
||
|
||
next()
|
||
}
|
||
|
||
// 🛡️ 安全中间件（增强版）
|
||
const securityMiddleware = (req, res, next) => {
|
||
// 设置基础安全头
|
||
res.setHeader('X-Content-Type-Options', 'nosniff')
|
||
res.setHeader('X-Frame-Options', 'DENY')
|
||
res.setHeader('X-XSS-Protection', '1; mode=block')
|
||
res.setHeader('Referrer-Policy', 'strict-origin-when-cross-origin')
|
||
|
||
// 添加更多安全头
|
||
res.setHeader('X-DNS-Prefetch-Control', 'off')
|
||
res.setHeader('X-Download-Options', 'noopen')
|
||
res.setHeader('X-Permitted-Cross-Domain-Policies', 'none')
|
||
|
||
// Cross-Origin-Opener-Policy (仅对可信来源设置)
|
||
const host = req.get('host') || ''
|
||
const isLocalhost =
|
||
host.includes('localhost') || host.includes('127.0.0.1') || host.includes('0.0.0.0')
|
||
const isHttps = req.secure || req.headers['x-forwarded-proto'] === 'https'
|
||
|
||
if (isLocalhost || isHttps) {
|
||
res.setHeader('Cross-Origin-Opener-Policy', 'same-origin')
|
||
res.setHeader('Cross-Origin-Resource-Policy', 'same-origin')
|
||
res.setHeader('Origin-Agent-Cluster', '?1')
|
||
}
|
||
|
||
// Content Security Policy (适用于web界面)
|
||
if (req.path.startsWith('/web') || req.path === '/') {
|
||
res.setHeader(
|
||
'Content-Security-Policy',
|
||
[
|
||
"default-src 'self'",
|
||
"script-src 'self' 'unsafe-inline' 'unsafe-eval' https://unpkg.com https://cdn.tailwindcss.com https://cdnjs.cloudflare.com https://cdn.jsdelivr.net https://cdn.bootcdn.net",
|
||
"style-src 'self' 'unsafe-inline' https://cdn.tailwindcss.com https://cdnjs.cloudflare.com https://cdn.bootcdn.net",
|
||
"font-src 'self' https://cdnjs.cloudflare.com https://cdn.bootcdn.net",
|
||
"img-src 'self' data:",
|
||
"connect-src 'self'",
|
||
"frame-ancestors 'none'",
|
||
"base-uri 'self'",
|
||
"form-action 'self'"
|
||
].join('; ')
|
||
)
|
||
}
|
||
|
||
// Strict Transport Security (HTTPS)
|
||
if (req.secure || req.headers['x-forwarded-proto'] === 'https') {
|
||
res.setHeader('Strict-Transport-Security', 'max-age=15552000; includeSubDomains')
|
||
}
|
||
|
||
// 移除泄露服务器信息的头
|
||
res.removeHeader('X-Powered-By')
|
||
res.removeHeader('Server')
|
||
|
||
// 防止信息泄露
|
||
res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate')
|
||
res.setHeader('Pragma', 'no-cache')
|
||
res.setHeader('Expires', '0')
|
||
|
||
next()
|
||
}
|
||
|
||
// 🚨 错误处理中间件（增强版）
|
||
const errorHandler = (error, req, res, _next) => {
|
||
const requestId = req.requestId || 'unknown'
|
||
const isDevelopment = process.env.NODE_ENV === 'development'
|
||
|
||
// 记录详细错误信息
|
||
logger.error(`💥 [${requestId}] Unhandled error:`, {
|
||
error: error.message,
|
||
stack: error.stack,
|
||
url: req.originalUrl,
|
||
method: req.method,
|
||
ip: req.ip || 'unknown',
|
||
userAgent: req.get('User-Agent') || 'unknown',
|
||
apiKey: req.apiKey ? req.apiKey.id : 'none',
|
||
admin: req.admin ? req.admin.username : 'none'
|
||
})
|
||
|
||
// 确定HTTP状态码
|
||
let statusCode = 500
|
||
let errorMessage = 'Internal Server Error'
|
||
let userMessage = 'Something went wrong'
|
||
|
||
if (error.status && error.status >= 400 && error.status < 600) {
|
||
statusCode = error.status
|
||
}
|
||
|
||
// 根据错误类型提供友好的错误消息
|
||
switch (error.name) {
|
||
case 'ValidationError':
|
||
statusCode = 400
|
||
errorMessage = 'Validation Error'
|
||
userMessage = 'Invalid input data'
|
||
break
|
||
case 'CastError':
|
||
statusCode = 400
|
||
errorMessage = 'Cast Error'
|
||
userMessage = 'Invalid data format'
|
||
break
|
||
case 'MongoError':
|
||
case 'RedisError':
|
||
statusCode = 503
|
||
errorMessage = 'Database Error'
|
||
userMessage = 'Database temporarily unavailable'
|
||
break
|
||
case 'TimeoutError':
|
||
statusCode = 408
|
||
errorMessage = 'Request Timeout'
|
||
userMessage = 'Request took too long to process'
|
||
break
|
||
default:
|
||
if (error.message && !isDevelopment) {
|
||
// 在生产环境中，只显示安全的错误消息
|
||
if (error.message.includes('ECONNREFUSED')) {
|
||
userMessage = 'Service temporarily unavailable'
|
||
} else if (error.message.includes('timeout')) {
|
||
userMessage = 'Request timeout'
|
||
}
|
||
}
|
||
}
|
||
|
||
// 设置响应头
|
||
res.setHeader('X-Request-ID', requestId)
|
||
|
||
// 构建错误响应
|
||
const errorResponse = {
|
||
error: errorMessage,
|
||
message: isDevelopment ? error.message : userMessage,
|
||
requestId,
|
||
timestamp: new Date().toISOString()
|
||
}
|
||
|
||
// 在开发环境中包含更多调试信息
|
||
if (isDevelopment) {
|
||
errorResponse.stack = error.stack
|
||
errorResponse.url = req.originalUrl
|
||
errorResponse.method = req.method
|
||
}
|
||
|
||
res.status(statusCode).json(errorResponse)
|
||
}
|
||
|
||
// 🌐 全局速率限制中间件（延迟初始化）
|
||
// const rateLimiter = null // 暂时未使用
|
||
|
||
// 暂时注释掉未使用的函数
|
||
// const getRateLimiter = () => {
|
||
// if (!rateLimiter) {
|
||
// try {
|
||
// const client = redis.getClient()
|
||
// if (!client) {
|
||
// logger.warn('⚠️ Redis client not available for rate limiter')
|
||
// return null
|
||
// }
|
||
//
|
||
// rateLimiter = new RateLimiterRedis({
|
||
// storeClient: client,
|
||
// keyPrefix: 'global_rate_limit',
|
||
// points: 1000, // 请求数量
|
||
// duration: 900, // 15分钟 (900秒)
|
||
// blockDuration: 900 // 阻塞时间15分钟
|
||
// })
|
||
//
|
||
// logger.info('✅ Rate limiter initialized successfully')
|
||
// } catch (error) {
|
||
// logger.warn('⚠️ Rate limiter initialization failed, using fallback', { error: error.message })
|
||
// return null
|
||
// }
|
||
// }
|
||
// return rateLimiter
|
||
// }
|
||
|
||
const globalRateLimit = async (req, res, next) =>
|
||
// 已禁用全局IP限流 - 直接跳过所有请求
|
||
next()
|
||
|
||
// 以下代码已被禁用
|
||
/*
|
||
// 跳过健康检查和内部请求
|
||
if (req.path === '/health' || req.path === '/api/health') {
|
||
return next()
|
||
}
|
||
|
||
const limiter = getRateLimiter()
|
||
if (!limiter) {
|
||
// 如果Redis不可用，直接跳过速率限制
|
||
return next()
|
||
}
|
||
|
||
const clientIP = req.ip || req.connection?.remoteAddress || 'unknown'
|
||
|
||
try {
|
||
await limiter.consume(clientIP)
|
||
return next()
|
||
} catch (rejRes) {
|
||
const remainingPoints = rejRes.remainingPoints || 0
|
||
const msBeforeNext = rejRes.msBeforeNext || 900000
|
||
|
||
logger.security(`🚦 Global rate limit exceeded for IP: ${clientIP}`)
|
||
|
||
res.set({
|
||
'Retry-After': Math.round(msBeforeNext / 1000) || 900,
|
||
'X-RateLimit-Limit': 1000,
|
||
'X-RateLimit-Remaining': remainingPoints,
|
||
'X-RateLimit-Reset': new Date(Date.now() + msBeforeNext).toISOString()
|
||
})
|
||
|
||
return res.status(429).json({
|
||
error: 'Too Many Requests',
|
||
message: 'Too many requests from this IP, please try again later.',
|
||
retryAfter: Math.round(msBeforeNext / 1000)
|
||
})
|
||
}
|
||
*/
|
||
|
||
// 📊 请求大小限制中间件
|
||
const requestSizeLimit = (req, res, next) => {
|
||
const maxSize = 60 * 1024 * 1024 // 60MB
|
||
const contentLength = parseInt(req.headers['content-length'] || '0')
|
||
|
||
if (contentLength > maxSize) {
|
||
logger.security(`🚨 Request too large: ${contentLength} bytes from ${req.ip}`)
|
||
return res.status(413).json({
|
||
error: 'Payload Too Large',
|
||
message: 'Request body size exceeds limit',
|
||
limit: '10MB'
|
||
})
|
||
}
|
||
|
||
return next()
|
||
}
|
||
|
||
module.exports = {
|
||
authenticateApiKey,
|
||
authenticateAdmin,
|
||
authenticateUser,
|
||
authenticateUserOrAdmin,
|
||
requireRole,
|
||
requireAdmin,
|
||
corsMiddleware,
|
||
requestLogger,
|
||
securityMiddleware,
|
||
errorHandler,
|
||
globalRateLimit,
|
||
requestSizeLimit
|
||
}
|