2018-08-13 10:26:13 +00:00
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# -*- coding: utf-8 -*-
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#
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2020-12-14 12:31:12 +00:00
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from collections import defaultdict
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from functools import partial
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2018-08-13 10:26:13 +00:00
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2022-10-10 05:56:42 +00:00
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from django.conf import settings
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2023-02-13 11:42:42 +00:00
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from django.db.models.signals import post_save, pre_delete, m2m_changed, post_delete
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2022-11-21 11:54:00 +00:00
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from django.db.utils import ProgrammingError, OperationalError
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2022-12-07 07:09:01 +00:00
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from django.dispatch import receiver
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2022-11-17 05:44:50 +00:00
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from django.utils.functional import LazyObject
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2018-08-13 10:26:13 +00:00
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2021-03-02 11:45:44 +00:00
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from common.const.signals import PRE_REMOVE, POST_REMOVE
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2023-02-13 11:42:42 +00:00
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from common.decorators import delay_run
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2023-02-08 02:14:09 +00:00
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from common.decorators import on_transaction_commit
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2021-03-03 03:20:40 +00:00
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from common.signals import django_ready
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from common.utils import get_logger
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from common.utils.connection import RedisPubSub
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2022-12-07 07:09:01 +00:00
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from orgs.hands import set_current_org, Node, get_current_org
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from orgs.models import Organization
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from orgs.utils import tmp_to_org, set_to_default_org
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from perms.models import AssetPermission
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from users.models import UserGroup, User
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2022-02-17 12:13:31 +00:00
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from users.signals import post_user_leave_org
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2021-03-03 03:20:40 +00:00
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logger = get_logger(__file__)
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class OrgsMappingForMemoryPubSub(LazyObject):
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def _setup(self):
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2022-12-07 07:09:01 +00:00
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self._wrapped = RedisPubSub('fm.orgs_mapping')
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2021-03-03 03:20:40 +00:00
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orgs_mapping_for_memory_pub_sub = OrgsMappingForMemoryPubSub()
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2021-07-08 06:23:18 +00:00
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def expire_orgs_mapping_for_memory(org_id):
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orgs_mapping_for_memory_pub_sub.publish(str(org_id))
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2021-03-03 03:20:40 +00:00
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@receiver(django_ready)
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def subscribe_orgs_mapping_expire(sender, **kwargs):
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logger.debug("Start subscribe for expire orgs mapping from memory")
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2022-10-10 05:56:42 +00:00
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if settings.DEBUG:
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2022-10-26 09:21:52 +00:00
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try:
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set_to_default_org()
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2022-11-21 11:54:00 +00:00
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except (ProgrammingError, OperationalError):
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2022-10-26 09:21:52 +00:00
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pass
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2021-03-03 03:20:40 +00:00
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2022-11-17 05:44:50 +00:00
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orgs_mapping_for_memory_pub_sub.subscribe(
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lambda org_id: Organization.expire_orgs_mapping()
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)
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2018-08-13 10:26:13 +00:00
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2023-02-13 11:42:42 +00:00
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@delay_run(ttl=5)
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def expire_user_orgs(*args):
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User.expire_users_rbac_perms_cache()
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@receiver(post_save, sender=Organization)
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def on_org_create(sender, instance, created=False, **kwargs):
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expire_user_orgs()
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2022-02-17 12:13:31 +00:00
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# 创建对应的root
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2018-08-13 10:26:13 +00:00
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@receiver(post_save, sender=Organization)
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2023-02-13 11:42:42 +00:00
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def on_org_create_or_update(sender, instance, **kwargs):
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2021-03-03 03:20:40 +00:00
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# 必须放到最开始, 因为下面调用Node.save方法时会获取当前组织的org_id(即instance.org_id), 如果不过期会找不到
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2021-07-08 06:23:18 +00:00
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expire_orgs_mapping_for_memory(instance.id)
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2022-12-07 09:24:30 +00:00
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2021-07-08 06:23:18 +00:00
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old_org = get_current_org()
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set_current_org(instance)
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node_root = Node.org_root()
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if node_root.value != instance.name:
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node_root.value = instance.name
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node_root.save()
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set_current_org(old_org)
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@receiver(pre_delete, sender=Organization)
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2023-05-16 08:30:41 +00:00
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def delete_org_root_node_on_org_delete(sender, instance, **kwargs):
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2021-07-08 06:23:18 +00:00
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expire_orgs_mapping_for_memory(instance.id)
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2018-09-03 03:24:25 +00:00
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2021-03-15 09:46:43 +00:00
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# 删除该组织下所有 节点
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with tmp_to_org(instance):
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root_node = Node.org_root()
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if root_node:
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root_node.delete()
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2023-02-13 11:42:42 +00:00
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@receiver(post_delete, sender=Organization)
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2023-05-16 08:30:41 +00:00
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def expire_user_orgs_on_org_delete(sender, instance, **kwargs):
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2023-02-13 11:42:42 +00:00
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expire_user_orgs()
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@receiver(post_save, sender=User)
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@on_transaction_commit
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def on_user_created_set_default_org(sender, instance, created, **kwargs):
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if not instance.id:
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# 用户已被手动删除,instance.orgs 时会使用 id 进行查找报错,所以判断不存在id时不做处理
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return
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if not created:
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return
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if instance.orgs.count() > 0:
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return
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2023-07-28 08:15:12 +00:00
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default_org = Organization.default()
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with tmp_to_org(default_org):
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default_org.add_member(instance)
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default_group = UserGroup.objects.filter(name='Default').first()
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if default_group:
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default_group.users.add(instance)
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2023-02-13 11:42:42 +00:00
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def _remove_user_resource(model, users, org, user_field_name='users'):
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2020-08-20 07:19:06 +00:00
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with tmp_to_org(org):
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if not isinstance(users, (tuple, list, set)):
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2022-11-17 05:44:50 +00:00
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users = (users,)
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2020-07-20 02:42:22 +00:00
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2021-09-15 08:57:45 +00:00
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user_field = getattr(model, user_field_name)
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m2m_model = user_field.through
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reverse = user_field.reverse
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2020-12-14 12:31:12 +00:00
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if reverse:
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2021-09-15 08:57:45 +00:00
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m2m_field_name = user_field.field.m2m_reverse_field_name()
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2020-08-20 07:19:06 +00:00
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else:
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2021-09-15 08:57:45 +00:00
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m2m_field_name = user_field.field.m2m_field_name()
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2020-12-14 12:31:12 +00:00
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relations = m2m_model.objects.filter(**{
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'user__in': users,
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f'{m2m_field_name}__org_id': org.id
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})
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2021-03-08 02:08:51 +00:00
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object_id_user_ids_map = defaultdict(set)
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2020-12-14 12:31:12 +00:00
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m2m_field_attr_name = f'{m2m_field_name}_id'
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for relation in relations:
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object_id = getattr(relation, m2m_field_attr_name)
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2021-03-08 02:08:51 +00:00
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object_id_user_ids_map[object_id].add(relation.user_id)
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2020-12-14 12:31:12 +00:00
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2021-03-08 02:08:51 +00:00
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objects = model.objects.filter(id__in=object_id_user_ids_map.keys())
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2020-12-14 12:31:12 +00:00
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send_m2m_change_signal = partial(
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2023-02-13 11:42:42 +00:00
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m2m_changed.send, sender=m2m_model, reverse=reverse,
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model=User, using=model.objects.db
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2020-12-14 12:31:12 +00:00
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)
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for obj in objects:
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send_m2m_change_signal(
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instance=obj,
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2021-03-08 02:08:51 +00:00
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pk_set=object_id_user_ids_map[obj.id],
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2020-12-14 12:31:12 +00:00
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action=PRE_REMOVE
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)
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relations.delete()
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for obj in objects:
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send_m2m_change_signal(
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instance=obj,
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2021-03-08 02:08:51 +00:00
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pk_set=object_id_user_ids_map[obj.id],
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2020-12-14 12:31:12 +00:00
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action=POST_REMOVE
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)
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2020-07-20 02:42:22 +00:00
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def _clear_users_from_org(org, users):
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2020-08-20 07:19:06 +00:00
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"""
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2023-02-13 11:42:42 +00:00
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清理用户在该组织下的相关数据, 包括用户组, 资产授权, 用户授权
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2020-08-20 07:19:06 +00:00
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"""
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2020-07-20 02:42:22 +00:00
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if not users:
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return
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2022-08-17 03:54:18 +00:00
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models = (AssetPermission, UserGroup)
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2020-08-20 07:19:06 +00:00
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for m in models:
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2023-02-13 11:42:42 +00:00
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_remove_user_resource(m, users, org)
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2022-02-17 12:13:31 +00:00
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@receiver(post_user_leave_org)
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def on_user_leave_org(sender, user=None, org=None, **kwargs):
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logger.debug('User leave org signal recv: {} <> {}'.format(user, org))
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_clear_users_from_org(org, [user])
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