jumpserver/apps/perms/utils/permission.py

101 lines
3.3 KiB
Python

import time
from collections import defaultdict
from django.db.models import Q
from common.utils import get_logger
from perms.models import AssetPermission, Action
from perms.hands import Asset, User, UserGroup, Node
from perms.utils.user_permission import get_user_all_asset_perm_ids
logger = get_logger(__file__)
def validate_permission(user, asset, account, action='connect'):
asset_perm_ids = get_user_all_asset_perm_ids(user)
asset_perm_ids_from_asset = AssetPermission.assets.through.objects.filter(
assetpermission_id__in=asset_perm_ids,
asset_id=asset.id
).values_list('assetpermission_id', flat=True)
nodes = asset.get_nodes()
node_keys = set()
for node in nodes:
ancestor_keys = node.get_ancestor_keys(with_self=True)
node_keys.update(ancestor_keys)
node_ids = set(Node.objects.filter(key__in=node_keys).values_list('id', flat=True))
asset_perm_ids_from_node = AssetPermission.nodes.through.objects.filter(
assetpermission_id__in=asset_perm_ids,
node_id__in=node_ids
).values_list('assetpermission_id', flat=True)
asset_perm_ids = {*asset_perm_ids_from_asset, *asset_perm_ids_from_node}
asset_perms = AssetPermission.objects\
.filter(id__in=asset_perm_ids, accounts__contains=account)\
.order_by('-date_expired')
if asset_perms:
actions = set()
actions_values = asset_perms.values_list('actions', flat=True)
for value in actions_values:
_actions = Action.value_to_choices(value)
actions.update(_actions)
asset_perm: AssetPermission = asset_perms.first()
actions = list(actions)
expire_at = asset_perm.date_expired.timestamp()
else:
actions = []
expire_at = time.time()
# TODO: 组件改造API完成后统一通过actions判断has_perm
has_perm = action in actions
return has_perm, actions, expire_at
def get_asset_system_user_ids_with_actions(asset_perm_ids, asset: Asset):
nodes = asset.get_nodes()
node_keys = set()
for node in nodes:
ancestor_keys = node.get_ancestor_keys(with_self=True)
node_keys.update(ancestor_keys)
queryset = AssetPermission.objects.filter(id__in=asset_perm_ids)\
.filter(Q(assets=asset) | Q(nodes__key__in=node_keys))
asset_protocols = asset.protocols_as_dict.keys()
values = queryset.filter(
system_users__protocol__in=asset_protocols
).distinct().values_list('system_users', 'actions')
system_users_actions = defaultdict(int)
for system_user_id, actions in values:
if None in (system_user_id, actions):
continue
system_users_actions[system_user_id] |= actions
return system_users_actions
def get_asset_system_user_ids_with_actions_by_user(user: User, asset: Asset):
asset_perm_ids = get_user_all_asset_perm_ids(user)
return get_asset_system_user_ids_with_actions(asset_perm_ids, asset)
def has_asset_system_permission(user: User, asset: Asset, account: str):
systemuser_actions_mapper = get_asset_system_user_ids_with_actions_by_user(user, asset)
actions = systemuser_actions_mapper.get(account, 0)
if actions:
return True
return False
class AssetPermissionUtil(object):
def get_permed_accounts(self, user=None, asset=None):
pass
def get_related_permissions(self, user=None, asset=None):
pass