41 lines
1.0 KiB
JavaScript
41 lines
1.0 KiB
JavaScript
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/**
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* HTTP 请求日志中间件
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* 为每个请求生成唯一 ID，记录请求/响应信息
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*/
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const logger = require('../utils/logger');
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const crypto = require('crypto');
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/**
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* 请求日志中间件
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* 记录每个 HTTP 请求的方法、URL、状态码、耗时、用户ID 等信息
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*/
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const requestLogger = (req, res, next) => {
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const requestId = crypto.randomBytes(4).toString('hex');
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const startTime = Date.now();
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req.requestId = requestId;
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res.on('finish', () => {
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const duration = Date.now() - startTime;
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const level = res.statusCode >= 500 ? 'error'
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: res.statusCode >= 400 ? 'warn' : 'debug';
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logger[level](`${req.method} ${req.originalUrl}`, {
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module: 'HTTP',
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requestId,
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method: req.method,
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url: req.originalUrl,
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statusCode: res.statusCode,
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duration: `${duration}ms`,
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ip: req.ip || req.connection.remoteAddress,
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userAgent: req.get('User-Agent'),
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userId: req.user?.userId || null,
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});
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});
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next();
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};
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module.exports = requestLogger;
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