terragrunt.hcl

# terraform.hcl
locals {
  # Automatically load subscription variables
  subscription_vars = read_terragrunt_config(find_in_parent_folders("subscription.hcl"))

  # Automatically load region-level variables
  region_vars = read_terragrunt_config(find_in_parent_folders("region.hcl"))

  # Automatically load environment-level variables
  environment_vars = read_terragrunt_config(find_in_parent_folders("env.hcl"))

  location              = local.region_vars.locals.location
  environment       = local.environment_vars.locals.environment
  subscription_id   = local.subscription_vars.locals.subscription_id
}

# Generate Azure providers
generate "versions" {
  path      = "versions_override.tf"
  if_exists = "overwrite_terragrunt"
  contents  = <<EOF
    terraform {
      required_providers {
        azurerm = {
          source = "hashicorp/azurerm"
          version = "2.95.0"
        }
      }
    }

    provider "azurerm" {
        features {}
        subscription_id = "${local.subscription_id}"
    }
EOF
}

remote_state {
    backend = "azurerm"
    config = {
        subscription_id = "${local.subscription_id}"
        key = "${path_relative_to_include()}/terraform.tfstate"
        resource_group_name = "cloudshellstorage"
        storage_account_name = "chrillecloudstorage"
        container_name = "terragrunt"
    }
    generate = {
        path      = "backend.tf"
        if_exists = "overwrite_terragrunt"
    }
}

# Configure root level variables that all resources can inherit. This is especially helpful with multi-subscription configs
# where terraform_remote_state data sources are placed directly into the modules.
inputs = merge(
  local.subscription_vars.locals,
  local.region_vars.locals,
  local.environment_vars.locals
)