Example of terragrunt setup with CircleCI

Structure Information

At the root of this repository contains environment name directories, ex: sandbox which in this case is dedicated to an AWS account. In this example the sandbox directory contains a subfolder named as the region in which has been targeted for terragrunt deployments.

Repository current layout

Uses this following folder hierarchy:

|-- empty.yaml
`-- account
    |-- state.tf
    |-- terragrunt.hcl
    `-- region
        |-- application
        |   `-- terragrunt.hcl
        |-- vpc_deployment
        |   `-- terragrunt.hcl
        |-- region.yaml
        `-- env.yaml

Where:

• account is an AWS Account Environment, ex: sandbox
  • terragrunt.hcl is configured for plan-all, apply-all and destroy-all terragrunt commands
• region is the AWS Region in which to deploy us-east-1
• aplication/vpc_deployment is the resource in which you want to deploy
  • terragrunt.hcl confiuged for application specific deployments
• region.yaml contains all regsion specific environment variables
• env.yaml injects CI/CD enviornment variables, CircleCI in this case