ashb commented on a change in pull request #8227:
URL: https://github.com/apache/airflow/pull/8227#discussion_r433172534
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File path: airflow/api/common/experimental/trigger_dag.py
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@@ -68,15 +68,17 @@ def _trigger_dag(
execution_date.isoformat(),
min_dag_start_date.isoformat()))
+ run_type: Optional[DagRunType] = None
if not run_id:
- run_id = f"{DagRunType.MANUAL.value}__{execution_date.isoformat()}"
-
- dag_run_id = dag_run.find(dag_id=dag_id, run_id=run_id)
- if dag_run_id:
- raise DagRunAlreadyExists("Run id {} already exists for dag id
{}".format(
- run_id,
- dag_id
- ))
+ run_type = DagRunType.MANUAL
+ dag_run = dag_run.find(dag_id=dag_id, run_type=run_type,
execution_date=execution_date)
Review comment:
Is there is already a scheduled dag_run for this exact time, this
`find()` will fail to find anything, but the unique constraint (on
exeuction_date, dag_id) would still be violated.
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