UnlockChina.js

"use strict";

var http = require("http");
var url = require("url");

var ip = "220.181.111." + Math.floor(Math.random() * 254 + 1);

http.createServer(function(request, response) {
	console.log("[%s] %s", request.method, request.url);

	var options = url.parse(request.url);
	options.method = request.method;
	options.headers = request.headers;
	options.headers["X-Forwarded-For"] = ip;
	options.headers["Client-IP"] = ip;

	var proxyRequest = http.request(options, function(proxyResponse) {
		response.writeHead(proxyResponse.statusCode, proxyResponse.headers);
		proxyResponse.on("data", function(data) {
			response.write(data, "binary");
		});
		proxyResponse.on("end", function() {
			response.end();
		});
		proxyResponse.on("error", function(error) {
			console.error(error);
		});
	});
	proxyRequest.on("error", function(error) {
		console.error(error);
	});

	request.on("data", function(data) {
		proxyRequest.write(data, "binary");
	});
	request.on("end", function() {
		proxyRequest.end();
	});
	request.on("error", function(error) {
		console.error(error);
	});
	response.on("error", function(error) {
		console.error(error);
	});
}).listen(8080);