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57 lines
1.5 KiB
57 lines
1.5 KiB
5 years ago
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const Koa = require('koa')
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const path = require('path')
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const koaStatic = require('koa-static')
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const bodyParser = require('koa-bodyparser')
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const session = require('koa-session-minimal')
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const MysqlStore = require('koa-mysql-session')
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const cors = require('koa2-cors')
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const config = require('./config')
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const routers = require('./routers/index')
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const app = new Koa()
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//跨域处理
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app.use(cors({
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origin: function (ctx) {
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if (ctx.url === '/cors') {
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return "*"; // 允许来自所有域名请求
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}
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return 'http://localhost:8000';
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},
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exposeHeaders: ['WWW-Authenticate', 'Server-Authorization'],
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maxAge: 5,
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credentials: true,
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allowMethods: ['GET', 'POST', 'DELETE'],//设置允许的HTTP请求类型
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allowHeaders: ['Content-Type', 'Authorization', 'Accept'],
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}))
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// session存储配置
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const sessionMysqlConfig= {
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user: config.database.USERNAME,
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password: config.database.PASSWORD,
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database: config.database.DATABASE,
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host: config.database.HOST,
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}
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// 配置session中间件
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app.use(session({
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key: 'USER_SID',
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store: new MysqlStore(sessionMysqlConfig)
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}))
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// 配置ctx.body解析中间件
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app.use(bodyParser())
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// 配置静态资源加载中间件
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app.use(koaStatic(
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path.join(__dirname , './static')
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))
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// 初始化路由中间件
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app.use(routers.routes()).use(routers.allowedMethods())
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// 监听启动端口
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app.listen( config.port )
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console.log(`the server is start at port ${config.port}`)
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