Source code for airflow.providers.amazon.aws.operators.dms_describe_tasks

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from typing import Optional

from airflow.models import BaseOperator
from airflow.providers.amazon.aws.hooks.dms import DmsHook


[docs]class DmsDescribeTasksOperator(BaseOperator): """ Describes AWS DMS replication tasks. :param describe_tasks_kwargs: Describe tasks command arguments :type describe_tasks_kwargs: Optional[dict] :param aws_conn_id: The Airflow connection used for AWS credentials. If this is None or empty then the default boto3 behaviour is used. If running Airflow in a distributed manner and aws_conn_id is None or empty, then default boto3 configuration would be used (and must be maintained on each worker node). :type aws_conn_id: Optional[str] """
[docs] template_fields = ('describe_tasks_kwargs',)
[docs] template_ext = ()
[docs] template_fields_renderers = {'describe_tasks_kwargs': 'json'}
def __init__( self, *, describe_tasks_kwargs: Optional[dict] = None, aws_conn_id: str = 'aws_default', **kwargs, ): super().__init__(**kwargs) self.describe_tasks_kwargs = describe_tasks_kwargs or {} self.aws_conn_id = aws_conn_id
[docs] def execute(self, context): """ Describes AWS DMS replication tasks from Airflow :return: Marker and list of replication tasks :rtype: (Optional[str], list) """ dms_hook = DmsHook(aws_conn_id=self.aws_conn_id) return dms_hook.describe_replication_tasks(**self.describe_tasks_kwargs)

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