const = {
url: 'http://service.com/upload',
//...
};
const stream = fs.createReadStream('file.text');
// Так работает
const r = request.post(options).form().append('file', stream);
// так нет
const encrypt = crypto.createCipher(algorithm, password);
const r = request.post(options).form().append('file', stream.pipe(encrypt));