Source code for airflow.providers.amazon.aws.triggers.athena

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from __future__ import annotations

from airflow.providers.amazon.aws.hooks.athena import AthenaHook
from airflow.providers.amazon.aws.hooks.base_aws import AwsGenericHook
from airflow.providers.amazon.aws.triggers.base import AwsBaseWaiterTrigger


[docs]class AthenaTrigger(AwsBaseWaiterTrigger):
    """
    Trigger for RedshiftCreateClusterOperator.

    The trigger will asynchronously poll the boto3 API and wait for the
    Redshift cluster to be in the `available` state.

    :param query_execution_id:  ID of the Athena query execution to watch
    :param waiter_delay: The amount of time in seconds to wait between attempts.
    :param waiter_max_attempts: The maximum number of attempts to be made.
    :param aws_conn_id: The Airflow connection used for AWS credentials.
    """

    def __init__(
        self,
        query_execution_id: str,
        waiter_delay: int,
        waiter_max_attempts: int,
        aws_conn_id: str,
    ):
        super().__init__(
            serialized_fields={"query_execution_id": query_execution_id},
            waiter_name="query_complete",
            waiter_args={"QueryExecutionId": query_execution_id},
            failure_message=f"Error while waiting for query {query_execution_id} to complete",
            status_message=f"Query execution id: {query_execution_id}",
            status_queries=["QueryExecution.Status"],
            return_value=query_execution_id,
            waiter_delay=waiter_delay,
            waiter_max_attempts=waiter_max_attempts,
            aws_conn_id=aws_conn_id,
        )

[docs]    def hook(self) -> AwsGenericHook:
        return AthenaHook(self.aws_conn_id)