vincbeck commented on code in PR #30856:
URL: https://github.com/apache/airflow/pull/30856#discussion_r1181672688
##########
airflow/providers/amazon/aws/triggers/redshift_cluster.py:
##########
@@ -137,3 +137,51 @@ async def run(self):
},
)
yield TriggerEvent({"status": "success", "message": "Cluster Created"})
+
+
+class RedshiftCreateClusterSnapshotTrigger(BaseTrigger):
+ """
+ Trigger for RedshiftCreateClusterSnapshotOperator.
+ The trigger will asynchronously poll the boto3 API and wait for the
+ Redshift cluster snapshot to be in the `available` state.
+
+ :param cluster_identifier: A unique identifier for the cluster.
+ :param poll_interval: The amount of time in seconds to wait between
attempts.
+ :param max_attempt: The maximum number of attempts to be made.
+ :param aws_conn_id: The Airflow connection used for AWS credentials.
+ """
+
+ def __init__(
+ self,
+ cluster_identifier: str,
+ poll_interval: int,
+ max_attempt: int,
+ aws_conn_id: str,
+ ):
+ self.cluster_identifier = cluster_identifier
+ self.poll_interval = poll_interval
+ self.max_attempt = max_attempt
+ self.aws_conn_id = aws_conn_id
+
+ def serialize(self) -> tuple[str, dict[str, Any]]:
+ return (
+
"airflow.providers.amazon.aws.triggers.redshift_cluster.RedshiftCreateClusterSnapshotTrigger",
+ {
+ "cluster_identifier": str(self.cluster_identifier),
+ "poll_interval": str(self.poll_interval),
+ "max_attempt": str(self.max_attempt),
+ "aws_conn_id": str(self.aws_conn_id),
+ },
+ )
+
+ async def run(self):
+ self.redshift_hook = RedshiftHook(aws_conn_id=self.aws_conn_id)
Review Comment:
nit. Use `@cached_property` to create the hook?
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