jumpserver/apps/perms/filters.py

221 lines
7.8 KiB
Python

from django_filters import rest_framework as filters
from django.db.models import QuerySet, Q
from common.db.models import UnionQuerySet
from common.drf.filters import BaseFilterSet
from common.utils import get_object_or_none
from users.models import User, UserGroup
from assets.models import Node, Asset, SystemUser
from perms.models import AssetPermission
class PermissionBaseFilter(BaseFilterSet):
is_valid = filters.BooleanFilter(method='do_nothing')
user_id = filters.UUIDFilter(method='do_nothing')
username = filters.CharFilter(method='do_nothing')
system_user_id = filters.UUIDFilter(method='do_nothing')
system_user = filters.CharFilter(method='do_nothing')
user_group_id = filters.UUIDFilter(method='do_nothing')
user_group = filters.CharFilter(method='do_nothing')
all = filters.BooleanFilter(method='do_nothing')
class Meta:
fields = (
'user_id', 'username', 'system_user_id', 'system_user',
'user_group_id', 'user_group', 'name', 'all', 'is_valid',
)
@property
def qs(self):
qs = super().qs
qs = self.filter_valid(qs)
qs = self.filter_user(qs)
qs = self.filter_system_user(qs)
qs = self.filter_user_group(qs)
return qs
def filter_valid(self, queryset):
is_valid = self.get_query_param('is_valid')
if is_valid is None:
return queryset
if is_valid:
queryset = queryset.valid()
else:
queryset = queryset.invalid()
return queryset
def filter_user(self, queryset):
is_query_all = self.get_query_param('all', True)
user_id = self.get_query_param('user_id')
username = self.get_query_param('username')
if user_id:
user = get_object_or_none(User, pk=user_id)
elif username:
user = get_object_or_none(User, username=username)
else:
return queryset
if not user:
return queryset.none()
if not is_query_all:
queryset = queryset.filter(users=user)
return queryset
groups = list(user.groups.all().values_list('id', flat=True))
user_asset_perm_ids = AssetPermission.objects.filter(users=user).distinct().values_list('id', flat=True)
group_asset_perm_ids = AssetPermission.objects.filter(user_groups__in=groups).distinct().values_list('id', flat=True)
asset_perm_ids = {*user_asset_perm_ids, *group_asset_perm_ids}
queryset = queryset.filter(
id__in=asset_perm_ids
).distinct()
return queryset
def filter_system_user(self, queryset):
system_user_id = self.get_query_param('system_user_id')
system_user_name = self.get_query_param('system_user')
if system_user_id:
system_user = get_object_or_none(SystemUser, pk=system_user_id)
elif system_user_name:
system_user = get_object_or_none(SystemUser, name=system_user_name)
else:
return queryset
if not system_user:
return queryset.none()
queryset = queryset.filter(system_users=system_user)
return queryset
def filter_user_group(self, queryset):
user_group_id = self.get_query_param('user_group_id')
user_group_name = self.get_query_param('user_group')
if user_group_id:
group = get_object_or_none(UserGroup, pk=user_group_id)
elif user_group_name:
group = get_object_or_none(UserGroup, name=user_group_name)
else:
return queryset
if not group:
return queryset.none()
queryset = queryset.filter(user_groups=group)
return queryset
class AssetPermissionFilter(PermissionBaseFilter):
is_effective = filters.BooleanFilter(method='do_nothing')
node_id = filters.UUIDFilter(method='do_nothing')
node = filters.CharFilter(method='do_nothing')
asset_id = filters.UUIDFilter(method='do_nothing')
hostname = filters.CharFilter(method='do_nothing')
ip = filters.CharFilter(method='do_nothing')
class Meta:
model = AssetPermission
fields = (
'user_id', 'username', 'system_user_id', 'system_user', 'user_group_id',
'user_group', 'node_id', 'node', 'asset_id', 'hostname', 'ip', 'name',
'all', 'asset_id', 'is_valid', 'is_effective', 'from_ticket'
)
@property
def qs(self):
qs = super().qs
qs = self.filter_effective(qs)
qs = self.filter_asset(qs)
qs = self.filter_node(qs)
qs = qs.distinct()
return qs
def filter_node(self, queryset: QuerySet):
is_query_all = self.get_query_param('all', True)
node_id = self.get_query_param('node_id')
node_name = self.get_query_param('node')
if node_id:
_nodes = Node.objects.filter(pk=node_id)
elif node_name:
_nodes = Node.objects.filter(value=node_name)
else:
return queryset
if not _nodes:
return queryset.none()
node = _nodes.first()
if not is_query_all:
queryset = queryset.filter(nodes=node)
return queryset
nodeids = node.get_ancestors(with_self=True).values_list('id', flat=True)
nodeids = list(nodeids)
queryset = queryset.filter(nodes__in=nodeids)
return queryset
def filter_asset(self, queryset):
is_query_all = self.get_query_param('all', True)
asset_id = self.get_query_param('asset_id')
hostname = self.get_query_param('hostname')
ip = self.get_query_param('ip')
if asset_id:
assets = Asset.objects.filter(pk=asset_id)
elif hostname:
assets = Asset.objects.filter(hostname=hostname)
elif ip:
assets = Asset.objects.filter(ip=ip)
else:
return queryset
if not assets:
return queryset.none()
assetids = list(assets.values_list('id', flat=True))
if not is_query_all:
queryset = queryset.filter(assets__in=assetids)
return queryset
inherit_all_nodekeys = set()
inherit_nodekeys = set(assets.values_list('nodes__key', flat=True))
for key in inherit_nodekeys:
ancestor_keys = Node.get_node_ancestor_keys(key, with_self=True)
inherit_all_nodekeys.update(ancestor_keys)
inherit_all_nodeids = Node.objects.filter(key__in=inherit_all_nodekeys).values_list('id', flat=True)
inherit_all_nodeids = list(inherit_all_nodeids)
qs1 = queryset.filter(assets__in=assetids).distinct()
qs2 = queryset.filter(nodes__in=inherit_all_nodeids).distinct()
qs = UnionQuerySet(qs1, qs2)
return qs
def filter_effective(self, queryset):
is_effective = self.get_query_param('is_effective')
if is_effective is None:
return queryset
if is_effective:
have_user_q = Q(users__isnull=False) | Q(user_groups__isnull=False)
have_asset_q = Q(assets__isnull=False) | Q(nodes__isnull=False)
have_system_user_q = Q(system_users__isnull=False)
have_action_q = Q(actions__gt=0)
queryset = queryset.filter(
have_user_q & have_asset_q & have_system_user_q & have_action_q
)
queryset &= AssetPermission.objects.valid()
else:
not_have_user_q = Q(users__isnull=True) & Q(user_groups__isnull=True)
not_have_asset_q = Q(assets__isnull=True) & Q(nodes__isnull=True)
not_have_system_user_q = Q(system_users__isnull=True)
not_have_action_q = Q(actions=0)
queryset = queryset.filter(
not_have_user_q | not_have_asset_q | not_have_system_user_q |
not_have_action_q
)
queryset |= AssetPermission.objects.invalid()
return queryset