airflow security 源码
airflow security 代码
文件路径：/airflow/api_connexion/security.py
# 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 __future__ import annotations
from functools import wraps
from typing import Callable, Sequence, TypeVar, cast
from flask import Response
from airflow.api_connexion.exceptions import PermissionDenied, Unauthenticated
from airflow.utils.airflow_flask_app import get_airflow_app
T = TypeVar("T", bound=Callable)
def check_authentication() -> None:
"""Checks that the request has valid authorization information."""
for auth in get_airflow_app().api_auth:
response = auth.requires_authentication(Response)()
if response.status_code == 200:
return
# since this handler only checks authentication, not authorization,
# we should always return 401
raise Unauthenticated(headers=response.headers)
def requires_access(permissions: Sequence[tuple[str, str]] | None = None) -> Callable[[T], T]:
"""Factory for decorator that checks current user's permissions against required permissions."""
appbuilder = get_airflow_app().appbuilder
appbuilder.sm.sync_resource_permissions(permissions)
def requires_access_decorator(func: T):
@wraps(func)
def decorated(*args, **kwargs):
check_authentication()
if appbuilder.sm.check_authorization(permissions, kwargs.get('dag_id')):
return func(*args, **kwargs)
raise PermissionDenied()
return cast(T, decorated)
return requires_access_decorator
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