HashiCorp Infrastructure Automation Certification Guide: Pass the Terraform Associate exam and manage IaC to scale across AWS, Azure, and Google Cloud

Cover Title Page Copyright and credits Contributors Table of Contents Preface Section 1: The Basics Chapter 1: Getting to Know IaC Technical requirements Introduction to IaC Advantages of IaC Simple and speedy Configuration consistency Risk minimization Increased efficiency in software development Cost savings Introduction to Terraform What is Terraform? Features of Terraform Terraform use cases A comparison with other IaC CloudFormation versus Terraform Azure ARM templates versus Terraform Google Cloud Deployment Manager versus Terraform An understanding of Terraform architecture Terraform Core Terraform plugins Summary Questions Further reading Chapter 2: Terraform Installation Guide Technical requirements Installing Terraform on Windows Downloading Terraform Installing Terraform on Linux Downloading Terraform Installing Terraform on macOS Downloading Terraform Summary Questions Further reading Section 2: Core Concepts Chapter 3: Getting Started with Terraform Technical requirements Introducing Terraform providers Terraform providers Knowing about Terraform resources Terraform resources Understanding Terraform variables Terraform variables Understanding Terraform output Terraform output Understanding Terraform data Terraform data sources Summary Questions Further reading Chapter 4: Deep Dive into Terraform Technical requirements Introducing the Terraform backend Terraform state The purpose of the Terraform state file Terraform backend types Understanding Terraform provisioners Terraform provisioner use cases Terraform provisioner types Understanding Terraform loops The count expression The for_each expression The for expression Understanding Terraform functions Understanding Terraform debugging Summary Questions Further reading Chapter 5: Terraform CLI Technical requirements Introduction to the Terraform CLI Integrating with Azure Authentication using a Service Principal and a Client Secret Provisioning Azure services using Terraform Integrating with AWS Authentication using an access key ID and secret Provisioning AWS services using Terraform Integrating with GCP Authentication using a Google service account by storing credentials in a separate file Provisioning GCP services using Terraform Understanding the Terraform CLI commands Summary Questions Further reading Chapter 6: Terraform Workflows Technical requirements Understanding the Terraform life cycle Terraform init Terraform validate Terraform plan Terraform apply Terraform destroy Understanding Terraform workflows using Azure DevOps Summary Questions Further reading Chapter 7: Terraform Modules Technical requirements Understanding Terraform modules source version Writing Terraform modules for Azure Writing Terraform modules for AWS Writing Terraform modules for GCP Publishing Terraform modules Key requirements Publishing a module Summary Questions Further reading Section 3: Managing Infrastructure with Terraform Chapter 8: Terraform Configuration Files Technical requirements Understanding Terraform configuration files Terraform native configuration syntax Terraform override file JSON configuration syntax Data types Terraform style conventions Writing Terraform configuration files for GCP Writing Terraform configuration files for AWS Writing Terraform configuration files for Azure Summary Questions Further reading Chapter 9: Understanding Terraform Stacks Technical requirements Understanding Terraform stacks Writing Terraform stacks for GCP Writing Terraform stacks for AWS Writing Terraform stacks for Azure Summary Questions Further reading Chapter 10: Terraform Cloud and Terraform Enterprise Technical requirements Introducing Terraform Cloud Terraform Cloud workflow Understanding Terraform Enterprise Overviewing Terraform Sentinel Comparing different Terraform features Summary Questions Further reading Chapter 11: Terraform Glossary Assessments Other Books You May Enjoy Index Leverage Terraform's capabilities to reuse code, write modules, automate deployments, and manage infrastructure state Key Features Perform complex enterprise-grade infrastructure deployments using Terraform v1.0, the latest version of Terraform Learn to scale your infrastructure without introducing added deployment complexities Understand how to overcome infrastructure deployment challenges Book Description 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. What you will learn Effectively maintain the life cycle of your infrastructure using Terraform 1.0 Reuse Terraform code to provision any cloud infrastructure Write Terraform modules on multiple cloud providers Use Terraform workflows with the Azure DevOps pipeline Write Terraform configuration files for AWS, Azure, and Google Cloud Discover ways to securely store Terraform state files Understand Policy as Code using Terraform Sentinel Gain an overview of Terraform Cloud and Terraform Enterprise Who this book is for This book is for experienced cloud engineers, DevOps engineers, system administrators, and solution architects interested in developing industry-grade skills with Terraform. You will also find this book useful if you want to pass the HashiCorp Certified: Terraform Associate exam. Basic command-line skills and prior knowledge of cloud environments and their services are required before getting started with this book. Table of Contents Getting to Know IaC Terraform Installation Guide Getting Started with Terraform Deep Dive into Terraform Terraform CLI Terraform Workflows Terraform Modules Terraform Configuration Files Understanding Terraform Stacks Terraform Cloud and Terraform Enterprise Terraform Glossary Leverage Terraform's capabilities to reuse code, write modules, automate deployments, and manage infrastructure state Key Features* Perform complex enterprise-grade infrastructure deployments using Terraform v1.0, the latest version of Terraform * Learn to scale your infrastructure without introducing added deployment complexities * Understand how to overcome infrastructure deployment challenges Book DescriptionTerraform 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. What you will learn* Effectively maintain the life cycle of your infrastructure using Terraform 1.0 * Reuse Terraform code to provision any cloud infrastructure * Write Terraform modules on multiple cloud providers * Use Terraform workflows with the Azure DevOps pipeline * Write Terraform configuration files for AWS, Azure, and Google Cloud * Discover ways to securely store Terraform state files * Understand Policy as Code using Terraform Sentinel * Gain an overview of Terraform Cloud and Terraform Enterprise Who this book is forThis book is for experienced cloud engineers, DevOps engineers, system administrators, and solution architects interested in developing industry-grade skills with Terraform. You will also find this book useful if you want to pass the HashiCorp Certified: Terraform Associate exam. Basic command-line skills and prior knowledge of cloud environments and their services are required before getting started with this book. Table of Contents1. Getting to Know IaC 2. Terraform Installation Guide 3. Getting Started with Terraform 4. Deep Dive into Terraform 5. Terraform CLI 6. Terraform Workflows 7. Terraform Modules 8. Terraform Configuration Files 9. Understanding Terraform Stacks 10. Terraform Cloud and Terraform Enterprise 11. Terraform Glossary Terraform has recently gained in popularity, becoming one of the most widely adopted tools for infrastructure automation. If you're interested in a career in DevOps, this book will be your reference guide to gaining hands-on experience with Terraform from scratch.