Files
jumpserver/apps/authentication/views/mfa.py

120 lines
4.1 KiB
Python

# -*- coding: utf-8 -*-
#
from __future__ import unicode_literals
from django.shortcuts import redirect, reverse
from django.utils.translation import gettext as _
from django.views.generic.edit import FormView
from common.utils import get_logger
from users.views import UserFaceCaptureView
from .utils import redirect_to_guard_view
from .. import forms, errors, mixins
from ..const import MFAType, OTP_BIND_AFTER_MFA_SESSION_KEY
logger = get_logger(__name__)
__all__ = ['UserLoginMFAView', 'UserLoginMFAFaceView']
class UserLoginMFAView(mixins.AuthMixin, FormView):
template_name = 'authentication/login_mfa.html'
form_class = forms.UserCheckOtpCodeForm
redirect_field_name = 'next'
def get(self, *args, **kwargs):
try:
user = self.get_user_from_session()
except errors.SessionEmptyError:
return redirect_to_guard_view('session_empty')
try:
self._check_if_no_active_mfa(user)
except errors.MFAUnsetError as e:
return redirect(e.url + '?_=login_mfa')
return super().get(*args, **kwargs)
def _get_otp_enable_url(self):
url = reverse('authentication:user-otp-enable-start')
query_string = self.request.GET.urlencode()
if query_string:
url = f'{url}?{query_string}'
return url
@staticmethod
def _has_active_mfa_except_otp(user):
return any(
backend.name != MFAType.OTP.value
for backend in user.active_mfa_backends
)
@staticmethod
def _is_inactive_otp(user, mfa_type):
if mfa_type != MFAType.OTP:
return False
otp_backend = user.get_mfa_backend_by_type(MFAType.OTP.value)
return otp_backend and not otp_backend.is_active()
def _handle_inactive_otp(self, form, user):
self.request.session[OTP_BIND_AFTER_MFA_SESSION_KEY] = 1
if not self._has_active_mfa_except_otp(user):
return redirect(self._get_otp_enable_url())
form.add_error(
'code',
_('Please verify an active MFA before binding OTP.')
)
return super().form_invalid(form)
def form_valid(self, form):
code = form.cleaned_data.get('code')
mfa_type = form.cleaned_data.get('mfa_type')
try:
user = self.get_user_from_session()
except errors.SessionEmptyError:
return redirect_to_guard_view('session_empty')
if self._is_inactive_otp(user, mfa_type):
return self._handle_inactive_otp(form, user)
if mfa_type == MFAType.Face:
return redirect(reverse('authentication:login-face-capture'))
elif mfa_type == MFAType.Passkey:
return redirect('/api/v1/authentication/passkeys/login/')
return self.do_mfa_check(form, code, mfa_type)
def do_mfa_check(self, form, code, mfa_type):
from users.utils import MFABlockUtils
try:
self._do_check_user_mfa(code, mfa_type)
user, ip = self.get_user_from_session(), self.get_request_ip()
MFABlockUtils(user.username, ip).clean_failed_count()
if self.request.session.pop(OTP_BIND_AFTER_MFA_SESSION_KEY, None):
return redirect(self._get_otp_enable_url())
query_string = self.request.GET.urlencode()
return redirect_to_guard_view('mfa_ok', query_string)
except (errors.MFAFailedError, errors.BlockMFAError) as e:
form.add_error('code', e.msg)
return super().form_invalid(form)
except errors.SessionEmptyError:
return redirect_to_guard_view('session_empty')
except Exception as e:
logger.error(e)
import traceback
traceback.print_exc()
return redirect_to_guard_view('unexpect')
def get_context_data(self, **kwargs):
user = self.get_user_from_session()
mfa_context = self.get_user_mfa_context(user)
kwargs.update(mfa_context)
return kwargs
class UserLoginMFAFaceView(UserFaceCaptureView, UserLoginMFAView):
def form_valid(self, form):
return self.do_mfa_check(form, self.code, self.mfa_type)