Michelle
7466f3513d
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- Escape XML and HTML special characters to prevent injection attacks. - Implement rate limiting for various endpoints to mitigate abuse. - Add validation for email formats, password lengths, and field limits. - Ensure proper access control for recordings and room management.
59 lines
1.8 KiB
JavaScript
59 lines
1.8 KiB
JavaScript
import jwt from 'jsonwebtoken';
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import { v4 as uuidv4 } from 'uuid';
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import { getDb } from '../config/database.js';
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import redis from '../config/redis.js';
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if (!process.env.JWT_SECRET) {
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console.error('FATAL: JWT_SECRET environment variable is not set. ');
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process.exit(1);
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}
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const JWT_SECRET = process.env.JWT_SECRET;
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export async function authenticateToken(req, res, next) {
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const authHeader = req.headers.authorization;
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const token = authHeader && authHeader.split(' ')[1];
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if (!token) {
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return res.status(401).json({ error: 'Authentication required' });
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}
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try {
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const decoded = jwt.verify(token, JWT_SECRET);
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// Check JWT blacklist in DragonflyDB (revoked tokens via logout)
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if (decoded.jti) {
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try {
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const revoked = await redis.get(`blacklist:${decoded.jti}`);
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if (revoked) {
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return res.status(401).json({ error: 'Token has been revoked' });
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}
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} catch (redisErr) {
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// Graceful degradation: if Redis is unavailable, allow the request
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console.warn('Redis blacklist check skipped:', redisErr.message);
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}
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}
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const db = getDb();
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const user = await db.get('SELECT id, name, display_name, email, role, theme, language, avatar_color, avatar_image, email_verified FROM users WHERE id = ?', [decoded.userId]);
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if (!user) {
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return res.status(401).json({ error: 'User not found' });
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}
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req.user = user;
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next();
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} catch (err) {
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return res.status(403).json({ error: 'Invalid token' });
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}
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}
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export function requireAdmin(req, res, next) {
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if (req.user.role !== 'admin') {
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return res.status(403).json({ error: 'Admin rights required' });
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}
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next();
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}
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export function generateToken(userId) {
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const jti = uuidv4();
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return jwt.sign({ userId, jti }, JWT_SECRET, { expiresIn: '7d' });
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}
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