Book Image

Serverless Programming Cookbook

By : Heartin Kanikathottu
Book Image

Serverless Programming Cookbook

By: Heartin Kanikathottu

Overview of this book

Managing physical servers will be a thing of the past once you’re able to harness the power of serverless computing. If you’re already prepped with the basics of serverless computing, Serverless Programming Cookbook will help you take the next step ahead. This recipe-based guide provides solutions to problems you might face while building serverless applications. You'll begin by setting up Amazon Web Services (AWS), the primary cloud provider used for most recipes. The next set of recipes will cover various components to build a Serverless application including REST APIs, database, user management, authentication, web hosting, domain registration, DNS management, CDN, messaging, notifications and monitoring. The book also introduces you to the latest technology trends such as Data Streams, Machine Learning and NLP. You will also see patterns and practices for using various services in a real world application. Finally, to broaden your understanding of Serverless computing, you'll also cover getting started guides for other cloud providers such as Azure, Google Cloud Platform and IBM cloud. By the end of this book, you’ll have acquired the skills you need to build serverless applications efficiently using various cloud offerings.
Table of Contents (12 chapters)

Your first SNS topic for email and SMS (AWS CLI + CloudFormation)

In this recipe, we will create a Simple Notification Service (SNS) topic for both email and SMS subscriptions. In the real world, you may use this for features such as one time passwords (OTP). We had already indirectly used SNS when we used SMS verification in Chapter 4, Application Security with Amazon Cognito.

Getting ready

The following are the prerequisites for this recipe:

  • A working phone number and email address.

How to do it...

We will first create an SNS topic and then test email and SMS subscriptions...