Infrastructure as Code for Beginners: Deploy and manage your cloud-based services with Terraform and Ansible

Cover
Title Page
Copyright and Credits
Contributors
Table of Contents
Preface
Part 1: The Foundations – An Introduction to Infrastructure as Code
Chapter 1: Choosing the Right Approach – Declarative or Imperative
	The challenges of managing infrastructure manually
		My own journey
		Today’s challenges
		Conclusion
	What is meant by declarative and imperative?
		Basic Infrastructure-as-Code project
		Declarative approach
		Imperative approach
	Pets versus cattle
		Pets
		Cattle
		Conclusion
	What does all this mean for our Infrastructure-as-Code deployments?
	Summary
	Further reading
Chapter 2: Ansible and Terraform beyond the Documentation
	What is important when choosing a tool?
		Deployment types
		Infrastructure and configuration
		External interactions and secrets
		Ease of use
		Summary
	Introducing Terraform
		An HCL example – creating a resource group
		Adding more resources
	Introducing Ansible
		An Ansible example
	Introducing Visual Studio Code
	Summary
	Further reading
Chapter 3: Planning the Deployment
	Planning the deployment of our workload
	How to approach the deployment of our infrastructure
		Deployment considerations
		Performing deployment tasks
		Introducing cloud-init
	Exploring the high-level architecture
	Summary
	Further reading
Part 2: Getting Hands-On with the Deployment
Chapter 4: Deploying to Microsoft Azure
	Technical requirement
	Introducing and preparing our cloud environment
		Preparing our cloud environment for deployment
	Producing the low-level design
	Terraform – writing the code and deploying our infrastructure
		Setting up the Terraform environment
		Creating a resource group
		Networking
	Ansible – reviewing the code and deploying our infrastructure
		Ansible Playbook roles overview
		Running the Ansible Playbook
	Summary
	Further reading
Chapter 5: Deploying to Amazon Web Services
	Technical requirements
	Introducing Amazon Web Services
	Preparing our cloud environment for deployment
	Producing the low-level design
	Ansible – writing the code and deploying our infrastructure
		Ansible playbook roles
		Running the Ansible playbook
	Terraform – reviewing the code and deploying our infrastructure
		Walk-through of Terraform files
		Deploying the environment
	Summary
	Further reading
Chapter 6: Building upon the Foundations
	Understanding cloud-agnostic tools
	Understand the differences between our Microsoft Azure and Amazon Web Services deployments
		General
		Network
		Storage
		Virtual machine (admin)
		Virtual machines with scaling (web)
		Seeing it in action
	Understanding the differences between our Terraform and Ansible deployments
	Introducing more variables
	Making the code more reusable
	Pop quiz
	Summary
	Further reading
	Answers
Part 3: CI/CD and Best Practices
Chapter 7: Leveraging CI/CD in the Cloud
	Technical requirements
	Introducing GitHub Actions
	Running Terraform using GitHub Actions
		Terraform state files
		GitHub Actions
	Running Ansible using GitHub Actions
	Security best practices
	Pop quiz
	Summary
	Further reading
	Answers
Chapter 8: Common Troubleshooting Tips and Best Practices
	Technical requirements
	Infrastructure as Code – best practices and troubleshooting
		General IaC best practices
		General IaC troubleshooting tips
	Terraform – best practices and troubleshooting
		Terraform – best practices
		Terraform – troubleshooting
	Ansible – best practices and troubleshooting
		Ansible – best practices
		Ansible – troubleshooting
	Summary
Chapter 9: Exploring Alternative Infrastructure-as-Code Tools
	Technical requirements
	Getting hands-on with Pulumi
		Using Pulumi and YAML
		Using Pulumi and Python
	Getting hands-on knowledge of Azure Bicep
		Working through the Bicep file
		Deploying the Bicep file
	Getting hands-on with AWS CloudFormation
		AWS CloudFormation template
		Using the AWS CLI to deploy
		Using the AWS Management Console to deploy
	Summary
	Further reading
Index
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