Created
March 24, 2016 21:22
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| from airflow import DAG | |
| from airflow.operators import PythonOperator, TriggerDagRunOperator | |
| from datetime import datetime, timedelta | |
| import sys | |
| sys.path.append('/home/pablo/workspace/scratch/') | |
| from default_test import default_test | |
| default_args = { | |
| 'owner': 'airflow', | |
| 'depends_on_past': False, | |
| 'start_date': datetime.now() - timedelta(minutes=15), | |
| 'email': ['[email protected]'], | |
| 'email_on_failure': False, | |
| 'email_on_retry': False, | |
| 'retries': 0, | |
| # 'queue': 'bash_queue', | |
| # 'pool': 'backfill', | |
| # 'priority_weight': 10, | |
| # 'end_date': datetime(2016, 1, 1), | |
| } | |
| def trigger(context, dag_run_obj): | |
| if context['params']['condition_param']: | |
| return dag_run_obj | |
| dag = DAG('dag_with_trigger', default_args=default_args, schedule_interval=timedelta(minutes=15)) | |
| first = PythonOperator( | |
| task_id='first', | |
| python_callable=default_test, | |
| dag=dag) | |
| trigger = TriggerDagRunOperator(task_id='trigger', | |
| trigger_dag_id="target_dag", | |
| python_callable=trigger, | |
| params={'condition_param': True, | |
| 'message': 'Running'}, | |
| trigger_rule='all_success', | |
| dag=dag) | |
| trigger.set_upstream(first) |
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