incubator-airflow/airflow/models/taskfail.py

50 строки
2.0 KiB
Python

#
# 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.
"""Taskfail tracks the failed run durations of each task instance"""
from sqlalchemy import Column, Index, Integer, String
from airflow.models.base import COLLATION_ARGS, ID_LEN, Base
from airflow.utils.sqlalchemy import UtcDateTime
class TaskFail(Base):
"""TaskFail tracks the failed run durations of each task instance."""
__tablename__ = "task_fail"
id = Column(Integer, primary_key=True)
task_id = Column(String(ID_LEN, **COLLATION_ARGS), nullable=False)
dag_id = Column(String(ID_LEN, **COLLATION_ARGS), nullable=False)
execution_date = Column(UtcDateTime, nullable=False)
start_date = Column(UtcDateTime)
end_date = Column(UtcDateTime)
duration = Column(Integer)
__table_args__ = (Index('idx_task_fail_dag_task_date', dag_id, task_id, execution_date, unique=False),)
def __init__(self, task, execution_date, start_date, end_date):
self.dag_id = task.dag_id
self.task_id = task.task_id
self.execution_date = execution_date
self.start_date = start_date
self.end_date = end_date
if self.end_date and self.start_date:
self.duration = int((self.end_date - self.start_date).total_seconds())
else:
self.duration = None