PaulMougel

// node: v0.10.21
// request: 2.27.0
var request = require('request');
var fs = require('fs');

var r = request.post("http://server.com:3000/");
// See http://nodejs.org/api/stream.html#stream_new_stream_readable_options
// for more information about the highWaterMark
// Basically, this will make the stream emit smaller chunks of data (ie. more precise upload state)
var upload = fs.createReadStream('f.jpg', { highWaterMark: 500 });