airflow event_log_endpoint 源码
airflow event_log_endpoint 代码
文件路径：/airflow/api_connexion/endpoints/event_log_endpoint.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 sqlalchemy import func
from sqlalchemy.orm import Session
from airflow.api_connexion import security
from airflow.api_connexion.exceptions import NotFound
from airflow.api_connexion.parameters import apply_sorting, check_limit, format_parameters
from airflow.api_connexion.schemas.event_log_schema import (
EventLogCollection,
event_log_collection_schema,
event_log_schema,
)
from airflow.api_connexion.types import APIResponse
from airflow.models import Log
from airflow.security import permissions
from airflow.utils.session import NEW_SESSION, provide_session
@security.requires_access([(permissions.ACTION_CAN_READ, permissions.RESOURCE_AUDIT_LOG)])
@provide_session
def get_event_log(*, event_log_id: int, session: Session = NEW_SESSION) -> APIResponse:
"""Get a log entry"""
event_log = session.query(Log).get(event_log_id)
if event_log is None:
raise NotFound("Event Log not found")
return event_log_schema.dump(event_log)
@security.requires_access([(permissions.ACTION_CAN_READ, permissions.RESOURCE_AUDIT_LOG)])
@format_parameters({"limit": check_limit})
@provide_session
def get_event_logs(
*,
limit: int,
offset: int | None = None,
order_by: str = "event_log_id",
session: Session = NEW_SESSION,
) -> APIResponse:
"""Get all log entries from event log"""
to_replace = {"event_log_id": "id", "when": "dttm"}
allowed_filter_attrs = [
'event_log_id',
"when",
"dag_id",
"task_id",
"event",
"execution_date",
"owner",
"extra",
]
total_entries = session.query(func.count(Log.id)).scalar()
query = session.query(Log)
query = apply_sorting(query, order_by, to_replace, allowed_filter_attrs)
event_logs = query.offset(offset).limit(limit).all()
return event_log_collection_schema.dump(
EventLogCollection(event_logs=event_logs, total_entries=total_entries)
)
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