cruseakshay commented on code in PR #60440:
URL: https://github.com/apache/airflow/pull/60440#discussion_r2694445636
##########
providers/amazon/src/airflow/providers/amazon/aws/triggers/emr.py:
##########
@@ -357,10 +377,112 @@ def __init__(
waiter_max_attempts=waiter_max_attempts,
aws_conn_id=aws_conn_id,
)
+ self.application_id = application_id
+ self.job_id = job_id
+ self.cancel_on_kill = cancel_on_kill
def hook(self) -> AwsGenericHook:
return EmrServerlessHook(self.aws_conn_id)
+ if not AIRFLOW_V_3_0_PLUS:
+
+ @provide_session
+ def get_task_instance(self, session: Session) -> TaskInstance:
+ """Get the task instance for the current trigger (Airflow 2.x
compatibility)."""
+ query = session.query(TaskInstance).filter(
+ TaskInstance.dag_id == self.task_instance.dag_id,
+ TaskInstance.task_id == self.task_instance.task_id,
+ TaskInstance.run_id == self.task_instance.run_id,
+ TaskInstance.map_index == self.task_instance.map_index,
+ )
+ task_instance = query.one_or_none()
+ if task_instance is None:
+ raise ValueError(
+ f"TaskInstance with dag_id: {self.task_instance.dag_id}, "
+ f"task_id: {self.task_instance.task_id}, "
+ f"run_id: {self.task_instance.run_id} and "
+ f"map_index: {self.task_instance.map_index} is not found"
+ )
+ return task_instance
+
+ async def get_task_state(self):
+ """Get the current state of the task instance (Airflow 3.x)."""
+ from airflow.sdk.execution_time.task_runner import RuntimeTaskInstance
+
+ task_states_response = await
sync_to_async(RuntimeTaskInstance.get_task_states)(
+ dag_id=self.task_instance.dag_id,
+ task_ids=[self.task_instance.task_id],
+ run_ids=[self.task_instance.run_id],
+ map_index=self.task_instance.map_index,
+ )
+ try:
+ task_state =
task_states_response[self.task_instance.run_id][self.task_instance.task_id]
+ except Exception:
+ raise ValueError(
+ f"TaskInstance with dag_id: {self.task_instance.dag_id}, "
+ f"task_id: {self.task_instance.task_id}, "
+ f"run_id: {self.task_instance.run_id} and "
+ f"map_index: {self.task_instance.map_index} is not found"
+ )
+ return task_state
+
+ async def safe_to_cancel(self) -> bool:
+ """
+ Whether it is safe to cancel the EMR Serverless job.
Review Comment:
Added more details.
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