pankajastro commented on code in PR #32683:
URL: https://github.com/apache/airflow/pull/32683#discussion_r1267624375
##########
airflow/providers/amazon/aws/triggers/sagemaker.py:
##########
@@ -115,3 +121,79 @@ async def run(self):
status_args=[self._get_response_status_key(self.job_type)],
)
yield TriggerEvent({"status": "success", "message": "Job
completed."})
+
+
+class SageMakerPipelineTrigger(BaseTrigger):
+ """Trigger to wait for a sagemaker pipeline execution to finish."""
+
+ class Type(IntEnum):
+ """Type of waiter to use."""
+
+ COMPLETE = 1
+ STOPPED = 2
+
+ def __init__(
+ self,
+ waiter_type: Type,
+ pipeline_execution_arn: str,
+ waiter_delay: int,
+ waiter_max_attempts: int,
+ aws_conn_id: str,
+ ):
+ self.waiter_type = waiter_type
+ self.pipeline_execution_arn = pipeline_execution_arn
+ self.waiter_delay = waiter_delay
+ self.waiter_max_attempts = waiter_max_attempts
+ self.aws_conn_id = aws_conn_id
+
+ def serialize(self) -> tuple[str, dict[str, Any]]:
+ return (
+ "airflow.providers.amazon.aws.triggers.sagemaker.SageMakerTrigger",
+ {
+ "waiter_type": self.waiter_type.value, # saving the int value
here
+ "pipeline_execution_arn": self.pipeline_execution_arn,
+ "waiter_delay": self.waiter_delay,
+ "waiter_max_attempts": self.waiter_max_attempts,
+ "aws_conn_id": self.aws_conn_id,
+ },
+ )
+
+ _waiter_name = {
+ Type.COMPLETE: "PipelineExecutionComplete",
+ Type.STOPPED: "PipelineExecutionStopped",
+ }
+
+ async def run(self) -> AsyncIterator[TriggerEvent]:
+ attempts = 0
+ hook = SageMakerHook(aws_conn_id=self.aws_conn_id)
+ async with hook.async_conn as conn:
+ waiter = hook.get_waiter(self._waiter_name[self.waiter_type])
+ while attempts < self.waiter_max_attempts:
+ attempts = attempts + 1
+ try:
+ await waiter.wait(
+ PipelineExecutionArn=self.pipeline_execution_arn,
WaiterConfig={"MaxAttempts": 1}
+ )
+ yield TriggerEvent({"status": "success", "value":
self.pipeline_execution_arn})
+ break # we reach this point only if the waiter met a
success criteria
Review Comment:
this break statement will not terminate the function but move us out from
the while loop, wondering if it may execute the last line L199 `raise
AirflowException(...)` too sometime.
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