Cherrypy tool to check xsrf tokens.

xsrf_cookie.py

import uuid
import binascii
import cherrypy


def check_xsrf_cookie():
    request = cherrypy.request
    if request.method == 'POST':
        if '_xsrf' not in request.cookie:
            raise cherrypy.HTTPError(403,
                "'_xsrf' argument missing from POST")
        else:
            token = request.cookie['_xsrf'].value
            if token != request.:
                raise cherrypy.HTTPError(403)