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89 lines
2.8 KiB
89 lines
2.8 KiB
from django.db.transaction import on_commit
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from orgs.models import Organization
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from orgs.tasks import refresh_org_cache_task
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from orgs.utils import current_org, tmp_to_org
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from common.cache import Cache, IntegerField
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from common.utils import get_logger
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from users.models import UserGroup, User
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from assets.models import Node, Domain, Gateway, Asset
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from terminal.models import Session
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from perms.models import AssetPermission
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logger = get_logger(__file__)
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class OrgRelatedCache(Cache):
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def __init__(self):
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super().__init__()
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self.current_org = Organization.get_instance(current_org.id)
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def get_current_org(self):
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"""
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暴露给子类控制组织的回调
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1. 在交互式环境下能控制组织
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2. 在 celery 任务下能控制组织
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"""
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return self.current_org
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def compute_values(self, *fields):
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with tmp_to_org(self.get_current_org()):
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return super().compute_values(*fields)
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def refresh_async(self, *fields):
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"""
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在事务提交之后再发送信号，防止因事务的隔离性导致未获得最新的数据
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"""
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def func():
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logger.debug(f'CACHE: Send refresh task {self}.{fields}')
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refresh_org_cache_task.delay(self, *fields)
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on_commit(func)
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def expire(self, *fields):
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def func():
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super(OrgRelatedCache, self).expire(*fields)
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on_commit(func)
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class OrgResourceStatisticsCache(OrgRelatedCache):
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users_amount = IntegerField()
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groups_amount = IntegerField(queryset=UserGroup.objects)
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assets_amount = IntegerField()
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nodes_amount = IntegerField(queryset=Node.objects)
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admin_users_amount = IntegerField()
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system_users_amount = IntegerField()
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domains_amount = IntegerField(queryset=Domain.objects)
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gateways_amount = IntegerField(queryset=Gateway.objects)
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asset_perms_amount = IntegerField(queryset=AssetPermission.objects)
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total_count_online_users = IntegerField()
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total_count_online_sessions = IntegerField()
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def __init__(self, org):
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super().__init__()
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self.org = org
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def get_key_suffix(self):
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return f'org_{self.org.id}'
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def get_current_org(self):
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return self.org
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def compute_users_amount(self):
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amount = User.get_org_users(self.org).count()
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return amount
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def compute_assets_amount(self):
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if self.org.is_root():
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return Asset.objects.all().count()
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node = Node.org_root()
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return node.assets_amount
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def compute_total_count_online_users(self):
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return Session.objects.filter(is_finished=False).values_list('user_id').distinct().count()
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def compute_total_count_online_sessions(self):
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return Session.objects.filter(is_finished=False).count()
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