shipyard/src/bin/shipyard_airflow/shipyard_airflow/dags/relabel_nodes.py

67 lines
2.2 KiB
Python

# Copyright 2018 AT&T Intellectual Property. All other rights reserved.
#
# Licensed 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 datetime import timedelta
import airflow
from airflow import DAG
try:
from common_step_factory import CommonStepFactory
except ImportError:
from shipyard_airflow.dags.common_step_factory import CommonStepFactory
"""relabel_nodes
The top-level orchestration DAG for updating only the node labels
using the Undercloud platform.
"""
PARENT_DAG_NAME = 'relabel_nodes'
default_args = {
'owner': 'airflow',
'depends_on_past': False,
'start_date': airflow.utils.dates.days_ago(1),
'email': [''],
'email_on_failure': False,
'email_on_retry': False,
'provide_context': True,
'retries': 0,
'retry_delay': timedelta(seconds=30),
}
dag = DAG(PARENT_DAG_NAME, default_args=default_args, schedule_interval=None)
step_factory = CommonStepFactory(parent_dag_name=PARENT_DAG_NAME,
dag=dag,
default_args=default_args,
action_type='targeted')
# create steps
action_xcom = step_factory.get_action_xcom()
concurrency_check = step_factory.get_concurrency_check()
preflight = step_factory.get_preflight()
get_rendered_doc = step_factory.get_get_rendered_doc()
deployment_configuration = step_factory.get_deployment_configuration()
validate_site_design = step_factory.get_validate_site_design()
relabel_nodes = step_factory.get_relabel_nodes()
# DAG Wiring
concurrency_check.set_upstream(action_xcom)
preflight.set_upstream(concurrency_check)
get_rendered_doc.set_upstream(preflight)
deployment_configuration.set_upstream(get_rendered_doc)
validate_site_design.set_upstream(deployment_configuration)
relabel_nodes.set_upstream(validate_site_design)