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)

User sign-up with SMS verification and MFA

In the previous recipes, we did user sign-up with a text username and email verification. In this recipe, we will create a user pool to support SMS and MFA verification, and then do sign-up using a login with SMS and MFA verification.

We will also support user sign-up with a phone number as the username. However, you do not need to specify a phone number as the username to support SMS and MFA verification. Instead, you can specify phone_number as an auto-verified attribute, similar to how we specified email in the previous recipes.

Getting ready

The following are the prerequisites for completing this recipe:

  • You will need a working phone number that can receive SMS to complete the...