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superset2/superset/databases/filters.py

53 lines
1.9 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
from typing import Any, Set
from sqlalchemy import or_
from sqlalchemy.orm import Query
from superset import security_manager
from superset.views.base import BaseFilter
class DatabaseFilter(BaseFilter):
# TODO(bogdan): consider caching.
def can_access_databases( # noqa pylint: disable=no-self-use
self, view_menu_name: str,
) -> Set[str]:
return {
security_manager.unpack_database_and_schema(vm).database
for vm in security_manager.user_view_menu_names(view_menu_name)
}
def apply(self, query: Query, value: Any) -> Query:
if security_manager.can_access_all_databases():
return query
database_perms = security_manager.user_view_menu_names("database_access")
schema_access_databases = self.can_access_databases("schema_access")
datasource_access_databases = self.can_access_databases("datasource_access")
return query.filter(
or_(
self.model.perm.in_(database_perms),
self.model.database_name.in_(
[*schema_access_databases, *datasource_access_databases]
),
)
)