废话不多说，
//index.js
const http = require('http'),
express = require('express'),
httpProxy = require('http-proxy'),
proxy = httpProxy.createProxyServer({
xfwd: true
}),
config = require('./config'),
fs = require('fs'),
path = require('path'),
app = express()
app.use((req, res) => {
config.forEach(o=> {
if(req.headers.host == o.host){
proxy.web(req, res, {
target: 'http://' + o.proxy
})
}
})
})
var cookie = ""
proxy.on('proxyReq', function (proxyReq, req, res) {
req.headers.cookie = cookie + req.headers.cookie
proxyReq._headers = req.headers
return req
});
proxy.on('proxyRes', function (proxyRes, req, res) {
var JSESSIONID = proxyRes.headers['set-cookie']
if (JSESSIONID) {
cookie = JSESSIONID;
res.setHeader('Set-Cookie', proxyRes.headers['set-cookie'])
}
});
proxy.on('error', function (proxyReq, req, res) {
res.send("<h1>404 Not Found</h1>")
});
console.log("服务已经启动！")
app.listen(80)
// config.js
module.exports = [
{
host: 'www.test.com',
proxy: '127.0.0.1:8001'
},
{
host: 'pc.test.com',
proxy: '127.0.0.1:8002'
},
{
host: 'admin.test.com',
proxy: '127.0.0.1:8800'
},
]
