infra-gh/.github/workflows/tf-plan.yml at main · Open-SGF/infra-gh · GitHub

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name: Terraform Plan (PR)

on:
  pull_request:

permissions:
  contents: read
  id-token: write
  pull-requests: write

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      terraform: ${{ steps.changed-files.outputs.any_changed }}
    steps:
      - uses: actions/checkout@v7

      - name: Detect Terraform changes
        id: changed-files
        uses: tj-actions/changed-files@v47
        with:
          files: |
            src/tf/**
            .github/workflows/tf-plan.yml

  validate:
    needs: changes
    if: ${{ needs.changes.outputs.terraform == 'true' }}
    uses: glitchedmob/infra-gha/.github/workflows/tf-validate.yml@v0.7.4
    with:
      init-backend: false

  plan:
    needs:
      - changes
      - validate
    if: ${{ needs.changes.outputs.terraform == 'true' }}
    uses: glitchedmob/infra-gha/.github/workflows/tf-plan-apply.yml@v0.7.4
    with:
      plan-only: true
    secrets:
      envrc_content: |
        export TF_VAR_github_app_pem="${{ secrets.TF_VAR_GITHUB_APP_PEM }}"
      aws_role_arn: ${{ secrets.AWS_ROLE_ARN }}
      output_encryption_key: ${{ secrets.OUTPUT_ENCRYPTION_KEY }}

  result:
    name: Terraform checks
    if: ${{ always() }}
    needs:
      - changes
      - validate
      - plan
    runs-on: ubuntu-latest
    steps:
      - uses: re-actors/alls-green@05ac9388f0aebcb5727afa17fcccfecd6f8ec5fe # release/v1
        with:
          allowed-skips: validate, plan
          jobs: ${{ toJSON(needs) }}