Firewall on Demand

# -*- coding: utf-8 -*- vim:fileencoding=utf-8:

# vim: tabstop=4:shiftwidth=4:softtabstop=4:expandtab

# Copyright © 2011-2014 Greek Research and Technology Network (GRNET S.A.)

# Copyright © 2011-2014 Leonidas Poulopoulos (@leopoul)

# 

# Permission to use, copy, modify, and/or distribute this software for any

# purpose with or without fee is hereby granted, provided that the above

# copyright notice and this permission notice appear in all copies.

# 

# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD

# TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND

# FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR

# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

# DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS

# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS

# SOFTWARE.

from django.http import HttpResponseRedirect

from django.core.urlresolvers import reverse

def shib_required(f):

    def wrap(request, *args, **kwargs):

        if 'HTTP_SHIB_SESSION_ID' not in request.META or not request.META['HTTP_SHIB_SESSION_ID']:

            return HttpResponseRedirect(reverse('login'))

        return f(request, *args, **kwargs)

    wrap.__doc__=f.__doc__

    wrap.__name__=f.__name__

    return wrap