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HashiCorp Infrastructure Automation Certification Guide

HashiCorp Infrastructure Automation Certification Guide

By : Ravi Mishra
4.1 (11)
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HashiCorp Infrastructure Automation Certification Guide

HashiCorp Infrastructure Automation Certification Guide

4.1 (11)
By: Ravi Mishra

Overview of this book

Terraform is a highly sought-after technology for orchestrating infrastructure provisioning. This book is a complete reference guide to enhancing your infrastructure automation skills, offering up-to-date coverage of the HashiCorp infrastructure automation certification exam. This book is written in a clear and practical way with self-assessment questions and mock exams that will help you from a HashiCorp infrastructure automation certification exam perspective. This book covers end-to-end activities with Terraform, such as installation, writing its configuration file, Terraform modules, backend configurations, data sources, and infrastructure provisioning. You'll also get to grips with complex enterprise infrastructures and discover how to create thousands of resources with a single click. As you advance, you'll get a clear understanding of maintaining infrastructure as code (IaC) in Repo/GitHub, along with learning how to create, modify, and remove infrastructure resources as and when needed. Finally, you'll learn about Terraform Cloud and Enterprise and their enhanced features. By the end of this book, you'll have a handy, up-to-date desktop reference guide along with everything you need to pass the HashiCorp Certified: Terraform Associate exam with confidence.
Table of Contents (17 chapters)
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1
Section 1: The Basics
4
Section 2: Core Concepts
10
Section 3: Managing Infrastructure with Terraform
14
Chapter 11: Terraform Glossary

Understanding Terraform data

In this section, we are going to discuss how you can define Terraform data sources. You can also refer to https://www.terraform.io/docs/configuration/data-sources.html to see under which circumstances you would be able to use Terraform data sources. Just as with Terraform output, resources, providers, and variables, we will be concentrating on Terraform data sources for AWS, GCP, and Azure.

Terraform data sources

Let's try to understand Terraform data sources with the help of an example. Matt and Bob are two colleagues working for a company called Obs based out in the US. Obs is a shipping company that does business all over the world and recently, they started using multi-cloud AWS and Azure. A heated conversation is ongoing between Bob and Matt. Bob is saying that he will be doing all the IT infrastructure deployment using Azure-provided ARM templates, while Matt is saying that he would prefer to use Terraform. Now, the problem is that Bob...

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