ghe-proxy.js

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

var port   = 80;
var cookie = 'xxxxx';

http.createServer(function(serverRequest, serverResponse) {
    var requestUrl = url.parse(serverRequest.url);
    var body = [];

    serverRequest.on('data', function(data) {
        body.push(data);
    });

    serverRequest.on('end', function() {
        headers = serverRequest.headers;
        headers['host']   = 'ghe.tokyo.pb:80';
        headers['cookie'] = cookie;

        if ( serverRequest.method != 'GET' || !requestUrl.path.match(/^\/calamel|^\/shikakun/) ) {
            serverResponse.writeHead(403);
            serverResponse.write('Forbidden');
            serverResponse.end();
        }

        options = {
            host:    'ghe.tokyo.pb',
            port:    requestUrl.port || 80,
            path:    requestUrl.path,
            method:  'GET',
            headers: headers
        };

        var request = http.request(options, function(response) {
            serverResponse.writeHead(response.statusCode, response.headers);
            response.on('data', function(chunk) {
                serverResponse.write(chunk);
            });
            response.on('end', function() {
                serverResponse.end();
            });
        });
        
        if(body.length > 0) {
            request.write(body.join(''));
        }
        
        request.end();
    });
}).listen(port);