Files
jumpserver/apps/perms/utils/utils.py

113 lines
4.5 KiB
Python

from common.utils import timeit, lazyproperty, get_logger
from orgs.utils import current_org
from users.models import User
from assets.models import Node
from perms.models import AssetPermission
logger = get_logger(__name__)
__all__ = ['UserPermUtil']
class UserPermUtil(object):
UserGroupThrough = User.groups.through
PermUserThrough = AssetPermission.users.through
PermUserGroupThrough = AssetPermission.user_groups.through
PermAssetThrough = AssetPermission.assets.through
PermNodeThrough = AssetPermission.nodes.through
def __init__(self, user, org=None):
self._user: User = user
self._org = org or current_org
self._user_permission_ids = set()
self._user_group_ids = set()
self._user_group_permission_ids = set()
self._user_direct_asset_ids = set()
self._user_direct_node_ids = set()
self._user_direct_node_all_children_ids = set()
def init(self):
self._load_user_permission_ids()
self._load_user_group_ids()
self._load_user_group_permission_ids()
self._load_user_direct_asset_ids()
self._load_user_direct_node_ids()
self._load_user_direct_node_all_children_ids()
@lazyproperty
def _user_all_permission_ids(self):
return self._user_permission_ids | self._user_group_permission_ids
@timeit
def _load_user_permission_ids(self):
perm_ids = self.PermUserThrough.objects.filter(
user_id=self._user.id
).distinct('assetpermission_id').values_list('assetpermission_id', flat=True)
perm_ids = self._uuids_to_string(perm_ids)
self._user_permission_ids.update(perm_ids)
@timeit
def _load_user_group_ids(self):
group_ids = self.UserGroupThrough.objects.filter(
user_id=self._user.id
).distinct('usergroup_id').values_list('usergroup_id', flat=True)
group_ids = self._uuids_to_string(group_ids)
self._user_group_ids.update(group_ids)
@timeit
def _load_user_group_permission_ids(self):
perm_ids = self.PermUserGroupThrough.objects.filter(
usergroup_id__in=self._user_group_ids
).distinct('assetpermission_id').values_list('assetpermission_id', flat=True)
perm_ids = self._uuids_to_string(perm_ids)
self._user_group_permission_ids.update(perm_ids)
@timeit
def _load_user_direct_asset_ids(self):
asset_ids = self.PermAssetThrough.objects.filter(
assetpermission_id__in=self._user_all_permission_ids
).distinct('asset_id').values_list('asset_id', flat=True)
asset_ids = self._uuids_to_string(asset_ids)
self._user_direct_asset_ids.update(asset_ids)
@timeit
def _load_user_direct_node_ids(self):
node_ids = self.PermNodeThrough.objects.filter(
assetpermission_id__in=self._user_all_permission_ids
).distinct('node_id').values_list('node_id', flat=True)
node_ids = self._uuids_to_string(node_ids)
self._user_direct_node_ids.update(node_ids)
@timeit
def _load_user_direct_node_all_children_ids(self):
nid_key_pairs = Node.objects.filter(org_id=self._org.id).values_list('id', 'key')
nid_key_mapper = { str(nid): key for nid, key in nid_key_pairs }
dn_keys = [ nid_key_mapper[nid] for nid in self._user_direct_node_ids ]
def has_ancestor_in_direct_nodes(key: str) -> bool:
ancestor_keys = [ ':'.join(key.split(':')[:i]) for i in range(1, key.count(':') + 1) ]
return bool(set(ancestor_keys) & set(dn_keys))
dn_children_ids = [ nid for nid, key in nid_key_mapper.items() if has_ancestor_in_direct_nodes(key) ]
self._user_direct_node_all_children_ids.update(self._user_direct_node_ids)
self._user_direct_node_all_children_ids.update(dn_children_ids)
def _uuids_to_string(self, uuids):
return [ str(u) for u in uuids ]
def print(self):
print('user_perm_tree:', self._user.username)
print('user_permission_ids_count:', len(self._user_permission_ids))
print('user_group_ids_count:', len(self._user_group_ids))
print('user_group_permission_ids_count:', len(self._user_permission_ids) - len(self._user_group_ids))
print('user_all_permission_ids_count:', len(self._user_all_permission_ids))
print('user_direct_asset_ids_count:', len(self._user_direct_asset_ids))
print('user_direct_node_ids_count:', len(self._user_direct_node_ids))
print('user_direct_node_all_children_ids_count:', len(self._user_direct_node_all_children_ids))