mirror of https://github.com/jumpserver/jumpserver
59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
import time
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from django.conf import settings
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from rest_framework import permissions
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from authentication.const import ConfirmType
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from authentication.models import ConnectionToken
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from common.exceptions import UserConfirmRequired
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from common.permissions import IsValidUser
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from common.utils import get_object_or_none
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from orgs.utils import tmp_to_root_org
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class UserConfirmation(permissions.BasePermission):
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ttl = 60 * 5
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min_level = 1
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confirm_type = 'relogin'
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def has_permission(self, request, view):
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if not settings.SECURITY_VIEW_AUTH_NEED_MFA:
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return True
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confirm_level = request.session.get('CONFIRM_LEVEL')
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confirm_time = request.session.get('CONFIRM_TIME')
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ttl = self.get_ttl()
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if not confirm_level or not confirm_time or \
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confirm_level < self.min_level or \
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confirm_time < time.time() - ttl:
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raise UserConfirmRequired(code=self.confirm_type)
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return True
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def get_ttl(self):
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if self.confirm_type == ConfirmType.MFA:
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ttl = settings.SECURITY_MFA_VERIFY_TTL
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else:
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ttl = self.ttl
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return ttl
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@classmethod
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def require(cls, confirm_type=ConfirmType.RELOGIN, ttl=60 * 5):
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min_level = ConfirmType.values.index(confirm_type) + 1
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name = 'UserConfirmationLevel{}TTL{}'.format(min_level, ttl)
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return type(name, (cls,), {'min_level': min_level, 'ttl': ttl, 'confirm_type': confirm_type})
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class IsValidUserOrConnectionToken(IsValidUser):
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def has_permission(self, request, view):
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return super().has_permission(request, view) \
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or self.is_valid_connection_token(request)
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@staticmethod
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def is_valid_connection_token(request):
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token_id = request.query_params.get('token')
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if not token_id:
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return False
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with tmp_to_root_org():
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token = get_object_or_none(ConnectionToken, id=token_id)
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return token and token.is_valid()
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