proxy testing

proxy-testing.js

var http = require('http'),
    https = require('https'),
    URL = require('url');

var request = function(name, url, proxy) {
    // options
    var options = URL.parse(url, false);
    // headers
    options.headers = {
        accept: '*/*',
        'content-length': 0
    };
    var body = '';
    // proxy set
    if(proxy) {
        var proxy = URL.parse(proxy, false);
        options.path = options.protocol+ '//'+ options.host+ options.path;
        options.headers.host = options.host;
        options.protocol = proxy.protocol;
        options.host = proxy.host;
        options.port = proxy.port;
    }
    console.log(name, 'request options:', options);

    var r = (options.protocol == 'http:'?http:https).request(options, function(res) {
        res.on('end', function() {
            // just print ip, instead of whole body
            console.log(name, body.match(/check_ip" value="([^"]*)"/)[1]);
            // console.log(name, body);
        });
        res.on('readable', function() {
            body += this.read().toString();
        });
    });
    r.end();
};

request('with proxy', 'http://showip.net/', 'http://proxy.com:8080');
request('no proxy', 'http://showip.net/');