mirror of https://github.com/jumpserver/jumpserver
108 lines
4.4 KiB
Python
108 lines
4.4 KiB
Python
from django.db.models import QuerySet
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from assets.models import Node, Asset
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from common.utils import get_logger
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from perms.models import AssetPermission
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logger = get_logger(__file__)
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__all__ = ['AssetPermissionUtil']
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class AssetPermissionUtil(object):
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""" 资产授权相关的方法工具 """
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def get_permissions_for_user(self, user, with_group=True, flat=False):
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""" 获取用户的授权规则 """
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perm_ids = set()
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# user
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user_perm_ids = AssetPermission.users.through.objects.filter(user_id=user.id) \
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.values_list('assetpermission_id', flat=True).distinct()
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perm_ids.update(user_perm_ids)
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# group
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if with_group:
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groups = user.groups.all()
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group_perm_ids = self.get_permissions_for_user_groups(groups, flat=True)
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perm_ids.update(group_perm_ids)
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perms = self.get_permissions(ids=perm_ids)
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if flat:
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return perms.values_list('id', flat=True)
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return perms
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def get_permissions_for_user_groups(self, user_groups, flat=False):
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""" 获取用户组的授权规则 """
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if isinstance(user_groups, list):
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group_ids = [g.id for g in user_groups]
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else:
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group_ids = user_groups.values_list('id', flat=True).distinct()
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perm_ids = AssetPermission.user_groups.through.objects \
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.filter(usergroup_id__in=group_ids) \
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.values_list('assetpermission_id', flat=True).distinct()
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perms = self.get_permissions(ids=perm_ids)
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if flat:
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return perms.values_list('id', flat=True)
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return perms
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def get_permissions_for_assets(self, assets, with_node=True, flat=False):
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""" 获取资产的授权规则"""
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perm_ids = set()
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assets = self.convert_to_queryset_if_need(assets, Asset)
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asset_ids = [str(a.id) for a in assets]
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relations = AssetPermission.assets.through.objects.filter(asset_id__in=asset_ids)
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asset_perm_ids = relations.values_list('assetpermission_id', flat=True).distinct()
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perm_ids.update(asset_perm_ids)
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if with_node:
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nodes = Asset.get_all_nodes_for_assets(assets)
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node_perm_ids = self.get_permissions_for_nodes(nodes, flat=True)
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perm_ids.update(node_perm_ids)
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perms = self.get_permissions(ids=perm_ids)
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if flat:
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return perms.values_list('id', flat=True)
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return perms
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def get_permissions_for_nodes(self, nodes, with_ancestor=False, flat=False):
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""" 获取节点的授权规则 """
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nodes = self.convert_to_queryset_if_need(nodes, Node)
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if with_ancestor:
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nodes = Node.get_ancestor_queryset(nodes)
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node_ids = nodes.values_list('id', flat=True).distinct()
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relations = AssetPermission.nodes.through.objects.filter(node_id__in=node_ids)
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perm_ids = relations.values_list('assetpermission_id', flat=True).distinct()
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perms = self.get_permissions(ids=perm_ids)
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if flat:
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return perms.values_list('id', flat=True)
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return perms
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def get_permissions_for_user_asset(self, user, asset):
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""" 获取同时包含用户、资产的授权规则 """
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user_perm_ids = self.get_permissions_for_user(user, flat=True)
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asset_perm_ids = self.get_permissions_for_assets([asset], flat=True)
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perm_ids = set(user_perm_ids) & set(asset_perm_ids)
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perms = self.get_permissions(ids=perm_ids)
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return perms
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def get_permissions_for_user_group_asset(self, user_group, asset):
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user_perm_ids = self.get_permissions_for_user_groups([user_group], flat=True)
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asset_perm_ids = self.get_permissions_for_assets([asset], flat=True)
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perm_ids = set(user_perm_ids) & set(asset_perm_ids)
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perms = self.get_permissions(ids=perm_ids)
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return perms
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@staticmethod
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def convert_to_queryset_if_need(objs_or_ids, model):
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if not objs_or_ids:
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return objs_or_ids
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if isinstance(objs_or_ids, QuerySet) and isinstance(objs_or_ids.first(), model):
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return objs_or_ids
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ids = [
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str(i.id) if isinstance(i, model) else i
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for i in objs_or_ids
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]
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return model.objects.filter(id__in=ids)
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@staticmethod
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def get_permissions(ids):
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perms = AssetPermission.objects.filter(id__in=ids).valid().order_by('-date_expired')
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return perms
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