jumpserver/apps/authentication/api/mfa.py

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# -*- coding: utf-8 -*-
#
import time
from django.utils.translation import ugettext as _
from django.conf import settings
from django.shortcuts import get_object_or_404
from rest_framework.permissions import AllowAny
from rest_framework.generics import CreateAPIView
from rest_framework.serializers import ValidationError
from rest_framework.response import Response
from common.utils import get_logger
from common.exceptions import UnexpectError
from users.models.user import User
from .. import serializers
from .. import errors
from ..mixins import AuthMixin
logger = get_logger(__name__)
__all__ = [
'MFAChallengeVerifyApi', 'MFASendCodeApi'
]
# MFASelectAPi 原来的名字
class MFASendCodeApi(AuthMixin, CreateAPIView):
"""
选择 MFA 后对应操作 apikoko 目前在用
"""
permission_classes = (AllowAny,)
serializer_class = serializers.MFASelectTypeSerializer
username = ''
ip = ''
def get_user_from_db(self, username):
"""避免暴力测试用户名"""
ip = self.get_request_ip()
self.check_mfa_is_block(username, ip)
try:
user = get_object_or_404(User, username=username)
return user
except Exception as e:
self.incr_mfa_failed_time(username, ip)
raise e
def perform_create(self, serializer):
username = serializer.validated_data.get('username', '')
mfa_type = serializer.validated_data['type']
if not username:
user = self.get_user_from_session()
else:
user = self.get_user_from_db(username)
mfa_backend = user.get_active_mfa_backend_by_type(mfa_type)
if not mfa_backend or not mfa_backend.challenge_required:
error = _('Current user not support mfa type: {}').format(mfa_type)
raise ValidationError({'error': error})
try:
mfa_backend.send_challenge()
except Exception as e:
raise UnexpectError(str(e))
class MFAChallengeVerifyApi(AuthMixin, CreateAPIView):
permission_classes = (AllowAny,)
serializer_class = serializers.MFAChallengeSerializer
def perform_create(self, serializer):
user = self.get_user_from_session()
code = serializer.validated_data.get('code')
mfa_type = serializer.validated_data.get('type', '')
self._do_check_user_mfa(code, mfa_type, user)
def create(self, request, *args, **kwargs):
try:
super().create(request, *args, **kwargs)
return Response({'msg': 'ok'})
except errors.AuthFailedError as e:
data = {"error": e.error, "msg": e.msg}
raise ValidationError(data)
except errors.NeedMoreInfoError as e:
return Response(e.as_data(), status=200)