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62 lines
2.4 KiB
Python
62 lines
2.4 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import functools
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import logging
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from typing import Optional
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from flask import g
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from flask_babel import lazy_gettext as _
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from superset.models.core import Database
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from superset.sql_parse import Table
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from superset.utils.core import parse_js_uri_path_item
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logger = logging.getLogger(__name__)
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def check_datasource_access(f):
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"""
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A Decorator that checks if a user has datasource access
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"""
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def wraps(self, pk: int, table_name: str, schema_name: Optional[str] = None):
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schema_name_parsed = parse_js_uri_path_item(schema_name, eval_undefined=True)
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table_name_parsed = parse_js_uri_path_item(table_name)
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if not table_name_parsed:
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return self.response_422(message=_("Table name undefined"))
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database: Database = self.datamodel.get(pk)
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if not database:
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self.stats_logger.incr(
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f"database_not_found_{self.__class__.__name__}.select_star"
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)
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return self.response_404()
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# Check that the user can access the datasource
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if not self.appbuilder.sm.can_access_datasource(
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database, Table(table_name_parsed, schema_name_parsed), schema_name_parsed
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):
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self.stats_logger.incr(
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f"permisssion_denied_{self.__class__.__name__}.select_star"
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)
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logger.warning(
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f"Permission denied for user {g.user} on table: {table_name_parsed} "
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f"schema: {schema_name_parsed}"
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)
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return self.response_404()
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return f(self, database, table_name_parsed, schema_name_parsed)
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return functools.update_wrapper(wraps, f)
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