mirror of https://github.com/jumpserver/jumpserver
96 lines
3.4 KiB
Python
96 lines
3.4 KiB
Python
from functools import lru_cache
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from django.conf import settings
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from django.db.utils import IntegrityError
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from django.utils.module_loading import import_string
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from django.utils.translation import gettext_lazy as _
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from django.views import View
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from rest_framework.request import Request
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from authentication import errors
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from authentication.mixins import AuthMixin
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from common.utils import get_logger
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from common.utils.django import reverse, get_object_or_none
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from users.models import User
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from .mixins import FlashMessageMixin
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logger = get_logger(__file__)
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class BaseLoginCallbackView(AuthMixin, FlashMessageMixin, View):
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client_type_path = ''
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client_auth_params = {}
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user_type = ''
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auth_backend = None
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# 提示信息
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msg_client_err = _('Error')
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msg_user_not_bound_err = _('Error')
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msg_not_found_user_from_client_err = _('Error')
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def verify_state(self):
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raise NotImplementedError
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def get_verify_state_failed_response(self, redirect_uri):
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raise NotImplementedError
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@property
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@lru_cache(maxsize=1)
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def client(self):
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if not all([self.client_type_path, self.client_auth_params]):
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raise NotImplementedError
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client_init = {k: getattr(settings, v) for k, v in self.client_auth_params.items()}
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client_type = import_string(self.client_type_path)
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return client_type(**client_init)
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def create_user_if_not_exist(self, user_id, **kwargs):
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user = None
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user_attr = self.client.get_user_detail(user_id, **kwargs)
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try:
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user, create = User.objects.get_or_create(
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username=user_attr['username'], defaults=user_attr
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)
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setattr(user, f'{self.user_type}_id', user_id)
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if create:
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setattr(user, 'source', self.user_type)
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user.save()
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except IntegrityError as err:
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logger.error(f'{self.msg_client_err}: create user error: {err}')
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if user is None:
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title = self.msg_client_err
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msg = _('If you have any question, please contact the administrator')
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return user, (title, msg)
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return user, None
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def get(self, request: Request):
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code = request.GET.get('code')
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redirect_url = request.GET.get('redirect_url')
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login_url = reverse('authentication:login')
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if not self.verify_state():
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return self.get_verify_state_failed_response(redirect_url)
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user_id, other_info = self.client.get_user_id_by_code(code)
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if not user_id:
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# 正常流程不会出这个错误，hack 行为
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err = self.msg_not_found_user_from_client_err
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response = self.get_failed_response(login_url, title=err, msg=err)
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return response
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user = get_object_or_none(User, **{f'{self.user_type}_id': user_id})
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if user is None:
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user, err = self.create_user_if_not_exist(user_id, other_info=other_info)
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if err is not None:
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response = self.get_failed_response(login_url, title=err[0], msg=err[1])
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return response
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try:
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self.check_oauth2_auth(user, getattr(settings, self.auth_backend))
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except errors.AuthFailedError as e:
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self.set_login_failed_mark()
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msg = e.msg
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response = self.get_failed_response(login_url, title=msg, msg=msg)
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return response
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return self.redirect_to_guard_view()
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