mirror of https://github.com/jumpserver/jumpserver
79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
from __future__ import unicode_literals, absolute_import
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import functools
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from django.db import models
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from django.utils.translation import ugettext_lazy as _
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from django.utils import timezone
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from users.models import User, UserGroup
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from assets.models import Asset, AssetGroup, SystemUser
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from common.utils import date_expired_default, combine_seq
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class AssetPermission(models.Model):
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ACTION_CHOICE = (
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('1', 'Allow'),
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('0', 'Deny'),
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)
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name = models.CharField(max_length=128, verbose_name=_('Name'))
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users = models.ManyToManyField(User, related_name='asset_permissions', blank=True)
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user_groups = models.ManyToManyField(UserGroup, related_name='asset_permissions', blank=True)
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assets = models.ManyToManyField(Asset, related_name='granted_by_permissions', blank=True)
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asset_groups = models.ManyToManyField(AssetGroup, related_name='granted_by_permissions', blank=True)
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system_users = models.ManyToManyField(SystemUser, related_name='granted_by_permissions')
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action = models.CharField(choices=ACTION_CHOICE, max_length=8, default='1')
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is_active = models.BooleanField(default=True, verbose_name=_('Active'))
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date_expired = models.DateTimeField(default=date_expired_default, verbose_name=_('Date expired'))
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created_by = models.CharField(max_length=128, blank=True, verbose_name=_('Created by'))
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date_created = models.DateTimeField(auto_now=True, verbose_name=_('Date created'))
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comment = models.TextField(verbose_name=_('Comment'), blank=True)
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def __unicode__(self):
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return '%(name)s: %(action)s' % {'name': self.name, 'action': self.action}
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@property
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def is_valid(self):
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if self.date_expired < timezone.now() and self.is_active:
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return True
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return True
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@staticmethod
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def set_inherited(obj, inherited_from=None):
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setattr(obj, 'inherited', True)
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setattr(obj, 'inherited_from', inherited_from)
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return obj
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@staticmethod
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def set_non_inherited(obj):
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setattr(obj, 'inherited', False)
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return obj
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def get_granted_users(self):
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users_granted_direct = map(self.set_non_inherited, self.users.all())
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return list(set(users_granted_direct) | self.get_granted_user_groups_member())
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def get_granted_user_groups_member(self):
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users = set()
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for user_group in self.user_groups.all():
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for user in user_group.users.all():
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user = self.set_inherited(user, inherited_from=user_group)
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users.add(user)
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return users
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def get_granted_assets(self):
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assets_granted_direct = map(self.set_non_inherited, self.assets.all())
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return list(set(assets_granted_direct or []) | self.get_granted_asset_groups_member())
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def get_granted_asset_groups_member(self):
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assets = set()
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for asset_group in self.asset_groups.all():
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for asset in asset_group.assets.all():
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asset = self.set_inherited(asset, inherited_from=asset_group)
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assets.add(asset)
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return assets
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class Meta:
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db_table = 'asset_permission'
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