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Infrastructure Cost Estimation (infra/infracost)

Calculates Terraform / Terragrunt cost estimates using Infracost and posts cost breakdowns to job summaries or PR comments.

🛠️ Usage

- name: infracost | breakdown
  uses: jambazid/gha-actions/infra/infracost@main
  with:
    path: infra/terraform
    currency: USD
    infracost-api-key: ${{ secrets.INFRACOST_API_KEY }}

📥 Inputs

Input Description Required Default
path Path to Terraform or Terragrunt directory. true —
currency Currency code for cost estimates (e.g. USD, GBP). false USD
infracost-api-key Infracost API key for pricing lookup. true —

📤 Outputs

Output Description
total-monthly-cost Estimated monthly cost calculated by Infracost.
past-total-monthly-cost Previous monthly cost baseline.
diff-total-monthly-cost Cost difference between baseline and proposed changes.