How to intercept websocket connections?

Question

JavaScript

It is necessary to take data from one site that is uploaded to it via web sockets. How and what to do it?
Preferably on node.js, you can use python

Answer 1

slimerjs.org can be used in conjunction with casperjs.org for step-by-step actions .
well, you can manage this economy step by step even with nodejs, even with python via stdin, receive data via stdout

Answer 2

And to be connected through sockets most not an option?

Answer 3

https://socket.io