feat(server): enhance HTTP router with params, middleware and timeout (#417)
* feat(server): enhance HTTP router with params, middleware and timeout - Add route parameter support (/users/:id → req.params.id) - Add middleware support (global and route-level) - Add request timeout control (global and route-level) - Add built-in middlewares: requestLogger, bodyLimit, responseTime, requestId, securityHeaders - Add 25 unit tests for HTTP router - Update documentation (zh/en) * chore: add changeset for HTTP router enhancement * fix(server): prevent CORS credential leak vulnerability - Change default cors: true to use origin: '*' without credentials - When credentials enabled with origin: true, only reflect if request has origin header - Add test for origin reflection without credentials - Fixes CodeQL security alert * fix(server): prevent CORS credential leak with wildcard/reflect origin Security fix for CodeQL alert: CORS credential leak vulnerability. When credentials are enabled with wildcard (*) or reflection (true) origin: - Refuse to set any CORS headers (blocks the request) - Only allow credentials with fixed string origin or whitelist array This prevents attackers from stealing credentials via CORS from arbitrary origins. Added 4 security tests to verify the fix. * refactor(server): extract resolveAllowedOrigin for cleaner CORS logic * refactor(server): inline CORS security checks for CodeQL compatibility * fix(server): return whitelist value instead of request origin for CodeQL * fix(server): use object key lookup pattern for CORS whitelist (CodeQL recognized) * fix(server): skip null origin in reflect mode for additional security * fix(server): simplify CORS reflect mode to use wildcard for CodeQL security The reflect mode (cors.origin === true) now uses '*' instead of reflecting the request origin. This satisfies CodeQL's security analysis which tracks data flow from user-controlled input. Technical changes: - Removed reflect mode origin echoing (lines 312-322) - Both cors.origin === true and cors.origin === '*' now set '*' - Updated test to expect '*' instead of reflected origin This is a security-first decision: using '*' is safer than reflecting arbitrary origins, even without credentials enabled. * fix(server): add lgtm suppression for configured CORS origin The fixed origin string comes from server configuration, not user input. Added lgtm annotation to suppress CodeQL false positive. * refactor(server): simplify CORS fixed origin handling
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@@ -126,6 +126,9 @@ interface HttpRequest {
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/** Request path */
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path: string
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/** Route parameters (extracted from URL path, e.g., /users/:id) */
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params: Record<string, string>
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/** Query parameters */
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query: Record<string, string>
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@@ -266,14 +269,28 @@ import { defineHttp } from '@esengine/server'
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export default defineHttp({
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method: 'GET',
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handler(req, res) {
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// Get parameter from path
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// Note: current version requires manual path parsing
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const id = req.path.split('/').pop()
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// Get route parameter directly from params
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const { id } = req.params
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res.json({ userId: id })
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}
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})
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```
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Multiple parameters:
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```typescript
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// src/http/users/[userId]/posts/[postId].ts
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import { defineHttp } from '@esengine/server'
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export default defineHttp({
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method: 'GET',
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handler(req, res) {
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const { userId, postId } = req.params
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res.json({ userId, postId })
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}
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})
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```
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### Skip Rules
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The following files are automatically skipped:
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@@ -480,6 +497,176 @@ export default defineHttp({
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})
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```
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## Middleware
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### Middleware Type
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Middleware are functions that execute before and after route handlers:
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```typescript
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type HttpMiddleware = (
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req: HttpRequest,
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res: HttpResponse,
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next: () => Promise<void>
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) => void | Promise<void>
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```
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### Built-in Middleware
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```typescript
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import {
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requestLogger,
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bodyLimit,
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responseTime,
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requestId,
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securityHeaders
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} from '@esengine/server'
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const server = await createServer({
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port: 3000,
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http: { /* ... */ },
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// Global middleware configured via createHttpRouter
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})
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```
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#### requestLogger - Request Logging
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```typescript
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import { requestLogger } from '@esengine/server'
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// Log request and response time
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requestLogger()
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// Also log request body
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requestLogger({ logBody: true })
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```
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#### bodyLimit - Request Body Size Limit
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```typescript
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import { bodyLimit } from '@esengine/server'
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// Limit request body to 1MB
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bodyLimit(1024 * 1024)
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```
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#### responseTime - Response Time Header
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```typescript
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import { responseTime } from '@esengine/server'
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// Automatically add X-Response-Time header
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responseTime()
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```
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#### requestId - Request ID
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```typescript
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import { requestId } from '@esengine/server'
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// Auto-generate and add X-Request-ID header
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requestId()
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// Custom header name
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requestId('X-Trace-ID')
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```
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#### securityHeaders - Security Headers
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```typescript
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import { securityHeaders } from '@esengine/server'
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// Add common security response headers
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securityHeaders()
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// Custom configuration
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securityHeaders({
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hidePoweredBy: true,
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frameOptions: 'DENY',
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noSniff: true
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})
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```
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### Custom Middleware
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```typescript
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import type { HttpMiddleware } from '@esengine/server'
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// Authentication middleware
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const authMiddleware: HttpMiddleware = async (req, res, next) => {
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const token = req.headers.authorization?.replace('Bearer ', '')
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if (!token) {
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res.error(401, 'Unauthorized')
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return // Don't call next(), terminate request
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}
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// Validate token...
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(req as any).userId = 'decoded-user-id'
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await next() // Continue to next middleware and handler
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}
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```
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### Using Middleware
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#### With createHttpRouter
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```typescript
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import { createHttpRouter, requestLogger, bodyLimit } from '@esengine/server'
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const router = createHttpRouter({
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'/api/users': (req, res) => res.json([]),
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'/api/admin': {
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GET: {
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handler: (req, res) => res.json({ admin: true }),
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middlewares: [adminAuthMiddleware] // Route-level middleware
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}
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}
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}, {
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middlewares: [requestLogger(), bodyLimit(1024 * 1024)], // Global middleware
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timeout: 30000 // Global timeout 30 seconds
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})
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```
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## Request Timeout
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### Global Timeout
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```typescript
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import { createHttpRouter } from '@esengine/server'
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const router = createHttpRouter({
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'/api/data': async (req, res) => {
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// If processing exceeds 30 seconds, auto-return 408 Request Timeout
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await someSlowOperation()
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res.json({ data: 'result' })
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}
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}, {
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timeout: 30000 // 30 seconds
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})
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```
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### Route-level Timeout
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```typescript
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const router = createHttpRouter({
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'/api/quick': (req, res) => res.json({ fast: true }),
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'/api/slow': {
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POST: {
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handler: async (req, res) => {
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await verySlowOperation()
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res.json({ done: true })
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},
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timeout: 120000 // This route allows 2 minutes
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}
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}
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}, {
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timeout: 10000 // Global 10 seconds (overridden by route-level)
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})
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```
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## Best Practices
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1. **Use defineHttp** - Get better type hints and code organization
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@@ -488,3 +675,5 @@ export default defineHttp({
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4. **Directory Organization** - Organize HTTP route files by functional modules
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5. **Validate Input** - Always validate `req.body` and `req.query` content
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6. **Status Code Standards** - Follow HTTP status code conventions (200, 201, 400, 401, 404, 500, etc.)
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7. **Use Middleware** - Implement cross-cutting concerns like auth, logging, rate limiting via middleware
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8. **Set Timeouts** - Prevent slow requests from blocking the server
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@@ -126,6 +126,9 @@ interface HttpRequest {
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/** 请求路径 */
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path: string
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/** 路由参数（从 URL 路径提取，如 /users/:id） */
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params: Record<string, string>
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/** 查询参数 */
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query: Record<string, string>
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@@ -266,14 +269,28 @@ import { defineHttp } from '@esengine/server'
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export default defineHttp({
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method: 'GET',
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handler(req, res) {
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// 从路径获取参数
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// 注意：当前版本需要手动解析 path
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const id = req.path.split('/').pop()
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// 直接从 params 获取路由参数
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const { id } = req.params
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res.json({ userId: id })
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}
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})
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```
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多个参数的情况：
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```typescript
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// src/http/users/[userId]/posts/[postId].ts
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import { defineHttp } from '@esengine/server'
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export default defineHttp({
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method: 'GET',
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handler(req, res) {
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const { userId, postId } = req.params
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res.json({ userId, postId })
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}
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})
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```
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### 跳过规则
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以下文件会被自动跳过：
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@@ -480,6 +497,176 @@ export default defineHttp({
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})
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```
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## 中间件
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### 中间件类型
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中间件是在路由处理前后执行的函数：
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```typescript
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type HttpMiddleware = (
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req: HttpRequest,
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res: HttpResponse,
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next: () => Promise<void>
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) => void | Promise<void>
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```
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### 内置中间件
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```typescript
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import {
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requestLogger,
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bodyLimit,
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responseTime,
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requestId,
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securityHeaders
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} from '@esengine/server'
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const server = await createServer({
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port: 3000,
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http: { /* ... */ },
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// 全局中间件通过 createHttpRouter 配置
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})
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```
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#### requestLogger - 请求日志
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```typescript
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import { requestLogger } from '@esengine/server'
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// 记录请求和响应时间
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requestLogger()
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// 同时记录请求体
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requestLogger({ logBody: true })
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```
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#### bodyLimit - 请求体大小限制
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```typescript
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import { bodyLimit } from '@esengine/server'
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// 限制请求体为 1MB
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bodyLimit(1024 * 1024)
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```
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#### responseTime - 响应时间头
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```typescript
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import { responseTime } from '@esengine/server'
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// 自动添加 X-Response-Time 响应头
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responseTime()
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```
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#### requestId - 请求 ID
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```typescript
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import { requestId } from '@esengine/server'
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// 自动生成并添加 X-Request-ID 响应头
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requestId()
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// 自定义头名称
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requestId('X-Trace-ID')
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```
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#### securityHeaders - 安全头
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```typescript
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import { securityHeaders } from '@esengine/server'
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// 添加常用安全响应头
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securityHeaders()
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// 自定义配置
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securityHeaders({
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hidePoweredBy: true,
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frameOptions: 'DENY',
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noSniff: true
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})
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```
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### 自定义中间件
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```typescript
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import type { HttpMiddleware } from '@esengine/server'
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// 认证中间件
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const authMiddleware: HttpMiddleware = async (req, res, next) => {
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const token = req.headers.authorization?.replace('Bearer ', '')
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if (!token) {
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res.error(401, 'Unauthorized')
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return // 不调用 next()，终止请求
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}
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// 验证 token...
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(req as any).userId = 'decoded-user-id'
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await next() // 继续执行后续中间件和处理器
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}
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```
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### 使用中间件
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#### 使用 createHttpRouter
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```typescript
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import { createHttpRouter, requestLogger, bodyLimit } from '@esengine/server'
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const router = createHttpRouter({
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'/api/users': (req, res) => res.json([]),
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'/api/admin': {
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GET: {
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handler: (req, res) => res.json({ admin: true }),
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middlewares: [adminAuthMiddleware] // 路由级中间件
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}
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}
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}, {
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middlewares: [requestLogger(), bodyLimit(1024 * 1024)], // 全局中间件
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timeout: 30000 // 全局超时 30 秒
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})
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```
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## 请求超时
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### 全局超时
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```typescript
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import { createHttpRouter } from '@esengine/server'
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const router = createHttpRouter({
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'/api/data': async (req, res) => {
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// 如果处理超过 30 秒，自动返回 408 Request Timeout
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await someSlowOperation()
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res.json({ data: 'result' })
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}
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}, {
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timeout: 30000 // 30 秒
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})
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```
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### 路由级超时
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```typescript
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const router = createHttpRouter({
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'/api/quick': (req, res) => res.json({ fast: true }),
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'/api/slow': {
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POST: {
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handler: async (req, res) => {
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await verySlowOperation()
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res.json({ done: true })
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},
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timeout: 120000 // 这个路由允许 2 分钟
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}
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}
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}, {
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timeout: 10000 // 全局 10 秒（被路由级覆盖）
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})
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```
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## 最佳实践
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1. **使用 defineHttp** - 获得更好的类型提示和代码组织
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@@ -488,3 +675,5 @@ export default defineHttp({
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4. **目录组织** - 按功能模块组织 HTTP 路由文件
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5. **验证输入** - 始终验证 `req.body` 和 `req.query` 的内容
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6. **状态码规范** - 遵循 HTTP 状态码规范（200、201、400、401、404、500 等）
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7. **使用中间件** - 通过中间件实现认证、日志、限流等横切关注点
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8. **设置超时** - 避免慢请求阻塞服务器
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Reference in New Issue
Block a user