terraform.md

Terraform

• For DevOps Engineers
• Cloud Agnostic
• IaC
• Go APIs
• can manage State Management
• uses own Service Principle
• uses Azure CLI
• separate Client tool for Terra form
  • integrates into Azure Cloud Shell
    • Native cloud shell
• JSON light language: (hcl) HashiCorp configuration language
  • human readable
  • variables
  • creates graph and dependencies
• deploy it in parallel if can
• uses Terraform providers (Kubernetes / ARM)

Demo Terraform

terraform-provides examples

terraform init
# local state

terraform plan # like whatif
# what will change
# state modify / update / delete etc

# variables.tf
# variables to describe

terrafom apply # run the plan
# outputs everything to stream

Pros

• Cloud Agnostic
• Testing Terraform: Unit-Testing

Cons

• Uses AZ cli (refactor to python / az cli needed)
• Abstraction of Azure Provider
• Go implementation
• HCL