feat: 初始化项目并添加 JWT 认证
- 创建 .gitignore 文件,排除环境变量和节点模块 - 新增 app.js 文件,实现基本的 Koa 应用和 JWT 认证逻辑 - 添加 package.json 文件,定义项目依赖和启动脚本 安装依赖: - dotenv:用于加载环境变量 - jsonwebtoken:用于生成和验证 JWT 令牌 - koa:Koa 应用框架 - koa-jwt:Koa 的 JWT 中间件 - koa-router:Koa 的路由中间件
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.gitignore
vendored
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.gitignore
vendored
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# 环境变量文件
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.env
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node_modules/
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app.js
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app.js
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require('dotenv').config(); // 在文件最顶部加载环境变量
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const Koa = require('koa');
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const Router = require('koa-router');
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const jwt = require('jsonwebtoken');
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const koaJwt = require('koa-jwt');
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const app = new Koa();
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const router = new Router();
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// 公开路由
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router.get('/public', ctx => {
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ctx.body = 'Public content';
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});
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// 登录路由
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router.post('/login', ctx => {
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const user = { id: 1, username: 'admin' };
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const token = jwt.sign(user, process.env.JWT_SECRET, { expiresIn: '1h' });
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ctx.body = { token };
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});
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// JWT中间件
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app.use(koaJwt({
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secret: process.env.JWT_SECRET
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}).unless({
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path: [/^\/public/]
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}));
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// 受保护路由
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router.get('/protected', ctx => {
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ctx.body = `Protected content for ${ctx.state.user.username}`;
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});
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app.use(router.routes());
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app.use(router.allowedMethods());
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app.listen(process.env.PORT || 3000, () => {
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console.log(`Server running on http://localhost:${process.env.PORT || 3000}`);
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});
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package.json
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package.json
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{
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"name": "vless-api",
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"version": "1.0.0",
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"description": "",
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"main": "app.js",
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"scripts": {
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"start": "node app.js"
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},
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"author": "kubbo",
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"license": "ISC",
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"dependencies": {
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"dotenv": "^16.4.7",
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"jsonwebtoken": "^9.0.2",
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"koa": "^2.15.4",
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"koa-jwt": "^4.0.4",
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"koa-router": "^13.0.1"
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}
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}
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