Node server that save POSTs to a file

index.js

var http = require('http')
	, fs = require('fs');

var save = fs.createWriteStream('save.txt')
	, server = http.createServer(function(req, resp) {
			resp.setHeader('Access-Control-Allow-Origin', '*');
			var url = req.url;
			console.log(url);
			if ( '/exit' === url ) {
				resp.end('BYE');
				server.close();
				save.end();
			} else if ( '/save' === url ) {
				if ( 'POST' === req.method ) {
					req.pipe(save);
					resp.end('SAVED');
				} else {
					resp.end('SAVE IS NOT POST');
				}
			} else {
				resp.end('WHATEVER');
			}
		});

server.listen(3000);