const express =require('express');
const app = express();
const configJson = {
servePort:4000,
username:'admin',
password:'admin',
};
app.all("*",function(req,res,next){
//设置允许跨域的域名，*代表允许任意域名跨域
res.header("Access-Control-Allow-Origin",'*');
//允许的header类型
res.header("Access-Control-Allow-Headers","content-type,x-requested-with,x-csrf-token,x-token");
//跨域允许的请求方式
res.header("Access-Control-Allow-Methods","DEvarE,PUT,POST,GET,OPTIONS");
if (req.method.toLowerCase() == 'options')
res.send(200); //让options尝试请求快速结束
else
next();
});
function authentication(req, res, next) {
var authheader = req.headers.authorization;
if (!authheader) {
var err = new Error('身份未认证');
res.setHeader('WWW-Authenticate', 'Basic');
err.status = 401;
return next(err)
}
var auth = new Buffer.from(authheader.split(' ')[1],
'base64').toString().split(':');
var user = auth[0];
var pass = auth[1];
if (user == configJson.username && pass == configJson.password) {
console.log('身份认证成功');
// If Authorized user
next();
} else {
var err = new Error('身份未认证');
res.setHeader('WWW-Authenticate', 'Basic');
err.status = 401;
return next(err);
}
}
app.use(authentication);
app.get("/index",(req,res)=>{
res.sendFile(__dirname+"/"+"flv.html");
})
let server = app.listen(configJson.servePort, function () {
let host = server.address().address;
let port = server.address().port;
console.log("启动 config web 服务: http://%s:%s", host, port);
});
参考：https://www.geeksforgeeks.org/basic-authentication-in-node-js-using-http-header/
