Introduction to Infrastructure as Code (IaC) concepts

• What is IaC
• Advantages of IaC patterns
• Other IaC tools
• Infrastructure configuration vs provisioning tools

Introduction to Terraform (vs other IaC)

• Multi-cloud and provider-agnostic benefits
• State file and configuration files

Terraform basics

• Install Terraform providers
• Providers Versioning
• Write Terraform configuration using multiple providers
• How Terraform finds and fetches providers
• Authenticate provider with Terraform

Terraform workflow

• Terraform workflow ( Write -> Plan -> Create )
• Initialize a Terraform working directory (terraform init)
• Generate and review an execution plan for Terraform (terraform plan)
• Validate a Terraform configuration (terraform validate)
• Apply formatting and style adjustments to a configuration (terraform fmt)
• Order of execution
• Execute changes to infrastructure with Terraform (terraform apply)
• Destroy Terraform managed infrastructure (terraform destroy)

Read, generate, and modify Terraform configuration files

• Use of variables and outputs
• Use different variable and output arguments
• Data types in Terraform
• Meta-Arguments – (for_each & count)
• Conditional expression and locals
• Expressions – for & Splat expression
• Data blocks in Terraform
• Resource addressing and resource parameters to connect resources together
• Terraform functions

Use Terraform outside the core workflow

• When to use terraform import to import existing infrastructure into your Terraform state
• Terraform state command to view Terraform state
• Enable verbose logging and different verbosity levels
• Provisioners in Terraform
• Understanding Connection Block
• Types of provisioners

Terraform modules

• Introduction to Modules
• Different module source options
• Interact with module inputs and outputs
• Variable scope within modules/child modules
• Set module version

Terraform backend state

• Understanding and implementing Terraform workspaces
• Default local backend
• State locking feature
• Integrating Terraform with Git for team collaboration
• Understanding Basic Working of Git
• Challenges and security considerations in Terraform state
• Differentiate remote state backend options
• Backend block and cloud integration in configuration
• Terraform State Backend Configuration
• Understand secret management in state files

HCP Terraform capabilities

• Explain how HCP Terraform helps to manage infrastructure
• Introduction to Terraform Cloud and Terraform Enterprise
• Terraform offerings and features
• Terraform cloud vs Terraform Enterprise
• Set up Terraform Cloud account
• Set up pipeline between GitHub and Terraform cloud
• Push Local files to GitHub repository
• Connect GitHub repository to terraform cloud
• Authenticate terraform cloud with provider
• Creating infrastructure with Terraform Cloud
• Overview of Sentinel policies in Terraform
• Understanding Policy enforcement
• Cost estimation feature of Terraform Cloud