July 2017
Beginner to intermediate
340 pages
7h 43m
English
Content preview from Python Microservices Development
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Simple Notification Service (SNS)
The last service in the messaging tools is SNS (https://aws.amazon.com/sns/), which offers two messaging APIs.
The first one is a pub/sub API, which can be used to trigger actions in your stack. The publisher can be one of the Amazon service or your application, and the subscriber can be an SQS queue, a Lambda Function, or any HTTP endpoint such as one of your microservices.
The second one is a push API, which can be used to send messages to mobile devices. SNS interacts, in that case, with third-party APIs such as Google Cloud Messaging (GCM) to reach phones or simple text messages via SMS.
The SQS and SNS services can be an interesting combo to replace a custom deployment of your messaging system like RabbitMQ. ...
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