airflow __init__ 源码
airflow init 代码
文件路径：/airflow/api/client/init.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.
"""API Client that allows interacting with Airflow API"""
from __future__ import annotations
from importlib import import_module
from typing import Any
from airflow import api
from airflow.api.client.api_client import Client
from airflow.configuration import conf
def get_current_api_client() -> Client:
"""Return current API Client based on current Airflow configuration"""
api_module = import_module(conf.get_mandatory_value('cli', 'api_client')) # type: Any
auth_backends = api.load_auth()
session = None
for backend in auth_backends:
session_factory = getattr(backend, 'create_client_session', None)
if session_factory:
session = session_factory()
api_client = api_module.Client(
api_base_url=conf.get('cli', 'endpoint_url'),
auth=getattr(backend, 'CLIENT_AUTH', None),
session=session,
)
return api_client
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