Source code for airflow.contrib.hooks.aws_sns_hook

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"""
This module contains AWS SNS hook
"""
import json

from airflow.contrib.hooks.aws_hook import AwsHook


[docs]class AwsSnsHook(AwsHook): """ Interact with Amazon Simple Notification Service. """ def __init__(self, *args, **kwargs): self.conn = None super(AwsSnsHook, self).__init__(*args, **kwargs)
[docs] def get_conn(self): """ Get an SNS connection """ self.conn = self.get_client_type('sns') return self.conn
[docs] def publish_to_target(self, target_arn, message, subject=None): """ Publish a message to a topic or an endpoint. :param target_arn: either a TopicArn or an EndpointArn :type target_arn: str :param message: the default message you want to send :param message: str :param subject: subject of message :type subject: str """ conn = self.get_conn() messages = { 'default': message } if subject is None: return conn.publish( TargetArn=target_arn, Message=json.dumps(messages), MessageStructure='json' ) return conn.publish( TargetArn=target_arn, Message=json.dumps(messages), MessageStructure='json', Subject=subject
)

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