58 lines
2.0 KiB
Python
58 lines
2.0 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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from typing import Optional, Type
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from flask_babel import lazy_gettext as _
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from marshmallow import ValidationError
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from sqlalchemy.engine.url import make_url
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from sqlalchemy.exc import ArgumentError
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from superset import security_manager
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from superset.models.core import Database
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def sqlalchemy_uri_validator(
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uri: str, exception: Type[ValidationError] = ValidationError
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) -> None:
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"""
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Check if a user has submitted a valid SQLAlchemy URI
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"""
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try:
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make_url(uri.strip())
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except (ArgumentError, AttributeError):
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raise exception(
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[
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_(
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"Invalid connection string, a valid string usually follows:"
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"'DRIVER://USER:PASSWORD@DB-HOST/DATABASE-NAME'"
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"<p>"
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"Example:'postgresql://user:password@your-postgres-db/database'"
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"</p>"
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)
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]
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)
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def schema_allows_csv_upload(database: Database, schema: Optional[str]) -> bool:
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if not database.allow_csv_upload:
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return False
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schemas = database.get_schema_access_for_csv_upload()
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if schemas:
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return schema in schemas
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return security_manager.can_access_database(database)
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