75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
# Copyright 2018 AT&T Intellectual Property. All other rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from datetime import timedelta
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import airflow
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from airflow import DAG
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try:
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from common_step_factory import CommonStepFactory
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from validate_site_design import BAREMETAL
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except ImportError:
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from shipyard_airflow.dags.common_step_factory import CommonStepFactory
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from shipyard_airflow.dags.validate_site_design import BAREMETAL
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"""redeploy_server
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The top-level orchestration DAG for redeploying server(s).
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"""
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PARENT_DAG_NAME = 'redeploy_server'
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default_args = {
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'owner': 'airflow',
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'depends_on_past': False,
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'start_date': airflow.utils.dates.days_ago(1),
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'email': [''],
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'email_on_failure': False,
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'email_on_retry': False,
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'provide_context': True,
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'retries': 0,
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'retry_delay': timedelta(seconds=30),
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}
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dag = DAG(PARENT_DAG_NAME, default_args=default_args, schedule_interval=None)
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step_factory = CommonStepFactory(parent_dag_name=PARENT_DAG_NAME,
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dag=dag,
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default_args=default_args,
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action_type='targeted')
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action_xcom = step_factory.get_action_xcom()
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concurrency_check = step_factory.get_concurrency_check()
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deployment_configuration = step_factory.get_deployment_configuration()
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validate_site_design = step_factory.get_validate_site_design(
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targets=[BAREMETAL]
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)
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# TODO(bryan-strassner): When the rest of the necessary functionality is in
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# place, this step may need to be replaced with the guarded version of
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# destroying servers.
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# For now, this is the unguarded action, which will tear down the server
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# without concern for any workload.
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destroy_server = step_factory.get_unguarded_destroy_servers()
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drydock_build = step_factory.get_drydock_build()
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# DAG Wiring
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deployment_configuration.set_upstream(action_xcom)
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validate_site_design.set_upstream([
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concurrency_check,
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deployment_configuration
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])
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destroy_server.set_upstream(validate_site_design)
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drydock_build.set_upstream(destroy_server)
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