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

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"""Publish message to SQS queue"""
from typing import TYPE_CHECKING, Optional, Sequence

from airflow.models import BaseOperator
from airflow.providers.amazon.aws.hooks.sqs import SqsHook

if TYPE_CHECKING:
    from airflow.utils.context import Context


[docs]class SqsPublishOperator(BaseOperator): """ Publish a message to an Amazon SQS queue. .. seealso:: For more information on how to use this operator, take a look at the guide: :ref:`howto/operator:SqsPublishOperator` :param sqs_queue: The SQS queue url (templated) :param message_content: The message content (templated) :param message_attributes: additional attributes for the message (default: None) For details of the attributes parameter see :py:meth:`botocore.client.SQS.send_message` :param delay_seconds: message delay (templated) (default: 1 second) :param message_group_id: This parameter applies only to FIFO (first-in-first-out) queues. (default: None) For details of the attributes parameter see :py:meth:`botocore.client.SQS.send_message` :param aws_conn_id: AWS connection id (default: aws_default) """
[docs] template_fields: Sequence[str] = ( 'sqs_queue', 'message_content', 'delay_seconds', 'message_attributes', 'message_group_id',
)
[docs] template_fields_renderers = {'message_attributes': 'json'}
[docs] ui_color = '#6ad3fa'
def __init__( self, *, sqs_queue: str, message_content: str, message_attributes: Optional[dict] = None, delay_seconds: int = 0, message_group_id: Optional[str] = None, aws_conn_id: str = 'aws_default', **kwargs, ): super().__init__(**kwargs) self.sqs_queue = sqs_queue self.aws_conn_id = aws_conn_id self.message_content = message_content self.delay_seconds = delay_seconds self.message_attributes = message_attributes or {} self.message_group_id = message_group_id
[docs] def execute(self, context: 'Context'): """ Publish the message to the Amazon SQS queue :param context: the context object :return: dict with information about the message sent For details of the returned dict see :py:meth:`botocore.client.SQS.send_message` :rtype: dict """ hook = SqsHook(aws_conn_id=self.aws_conn_id) result = hook.send_message( queue_url=self.sqs_queue, message_body=self.message_content, delay_seconds=self.delay_seconds, message_attributes=self.message_attributes, message_group_id=self.message_group_id, ) self.log.info('send_message result: %s', result) return result

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