konova/konova/sso/sso.py
mpeltriaux 6c9d47cad0 #75 Propagate users
* extends KonovaSSOClient for providing support of propagated user data from sso-server. For longterm, we hope to have this feature directly on django-simple-sso. Further details can be found here: https://github.com/divio/django-simple-sso/issues/67
2022-01-19 13:17:55 +01:00

78 lines
2.1 KiB
Python

"""
Author: Michel Peltriaux
Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
Contact: michel.peltriaux@sgdnord.rlp.de
Created on: 17.08.21
"""
from django.http import HttpResponse
from django.urls import re_path
from django.views import View
from django.views.decorators.csrf import csrf_exempt
from itsdangerous import TimedSerializer
from simple_sso.sso_client.client import Client
from user.models import User
class PropagateView(View):
""" View used to receive propagated sso-server user data
"""
client = None
signer = None
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.signer = TimedSerializer(self.client.private_key)
@csrf_exempt
def dispatch(self, request, *args, **kwargs):
return super().dispatch(request, *args, **kwargs)
def post(self, request):
user_data = request.body
user_data = self.signer.loads(user_data)
self.client.build_user(user_data)
return HttpResponse(status=200)
class KonovaSSOClient(Client):
""" Konova specialized derivative of general sso.Client.
Adds some custom behaviour for konova usage.
"""
propagate_view = PropagateView
def get_urls(self):
urls = super().get_urls()
urls += re_path(r'^propagate/$', self.propagate_view.as_view(client=self), name='simple-sso-propagate'),
return urls
def build_user(self, user_data):
""" Creates a user or updates user data
Args:
user_data ():
Returns:
"""
try:
user = User.objects.get(username=user_data['username'])
# Update user data, excluding some changes
skipable_attrs = {
"username",
"is_staff",
"is_superuser",
}
for _attr, _val in user_data.items():
if _attr in skipable_attrs:
continue
setattr(user, _attr, _val)
except User.DoesNotExist:
user = User(**user_data)
user.set_unusable_password()
user.save()
return user