mirror of
https://gitlab2.federez.net/re2o/re2o
synced 2024-11-24 12:23:11 +00:00
49 lines
2 KiB
Python
49 lines
2 KiB
Python
# -*- mode: python; coding: utf-8 -*-
|
|
# Re2o est un logiciel d'administration développé initiallement au rezometz. Il
|
|
# se veut agnostique au réseau considéré, de manière à être installable en
|
|
# quelques clics.
|
|
#
|
|
# Copyright © 2018 Maël Kervella
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License along
|
|
# with this program; if not, write to the Free Software Foundation, Inc.,
|
|
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
"""Defines the authentication classes used in the API to authenticate a user.
|
|
"""
|
|
|
|
import datetime
|
|
|
|
from django.conf import settings
|
|
from django.utils.translation import ugettext_lazy as _
|
|
from rest_framework import exceptions
|
|
from rest_framework.authentication import TokenAuthentication
|
|
|
|
|
|
class ExpiringTokenAuthentication(TokenAuthentication):
|
|
"""Authenticate a user if the provided token is valid and not expired.
|
|
"""
|
|
|
|
def authenticate_credentials(self, key):
|
|
"""See base class. Add the verification the token is not expired.
|
|
"""
|
|
base = super(ExpiringTokenAuthentication, self)
|
|
user, token = base.authenticate_credentials(key)
|
|
|
|
# Check that the genration time of the token is not too old
|
|
token_duration = datetime.timedelta(seconds=settings.API_TOKEN_DURATION)
|
|
utc_now = datetime.datetime.now(datetime.timezone.utc)
|
|
if token.created < utc_now - token_duration:
|
|
raise exceptions.AuthenticationFailed(_("The token has expired."))
|
|
|
|
return token.user, token
|