Source code for airflow.providers.amazon.aws.transfers.base

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"""This module contains base AWS to AWS transfer operator"""
from __future__ import annotations

import warnings
from typing import Sequence

from airflow.models import BaseOperator
from airflow.providers.amazon.aws.hooks.base_aws import AwsBaseHook
from airflow.utils.types import NOTSET, ArgNotSet

_DEPRECATION_MSG = (
    "The aws_conn_id parameter has been deprecated. Use the source_aws_conn_id parameter instead."
)


[docs]class AwsToAwsBaseOperator(BaseOperator): """ Base class for AWS to AWS transfer operators :param source_aws_conn_id: The Airflow connection used for AWS credentials to access DynamoDB. If this is None or empty then the default boto3 behaviour is used. If running Airflow in a distributed manner and source_aws_conn_id is None or empty, then default boto3 configuration would be used (and must be maintained on each worker node). :param dest_aws_conn_id: The Airflow connection used for AWS credentials to access S3. If this is not set then the source_aws_conn_id connection is used. :param aws_conn_id: The Airflow connection used for AWS credentials (deprecated; use source_aws_conn_id). """
[docs] template_fields: Sequence[str] = ( "source_aws_conn_id", "dest_aws_conn_id",
) def __init__( self, *, source_aws_conn_id: str | None = AwsBaseHook.default_conn_name, dest_aws_conn_id: str | None | ArgNotSet = NOTSET, aws_conn_id: str | None | ArgNotSet = NOTSET, **kwargs, ) -> None: super().__init__(**kwargs) if not isinstance(aws_conn_id, ArgNotSet): warnings.warn(_DEPRECATION_MSG, DeprecationWarning, stacklevel=3) self.source_aws_conn_id = aws_conn_id else: self.source_aws_conn_id = source_aws_conn_id self.dest_aws_conn_id = ( self.source_aws_conn_id if isinstance(dest_aws_conn_id, ArgNotSet) else dest_aws_conn_id
)

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