terraform.yml

name: "Terraform"

on:
  workflow_run:
    workflows: [ "Check Terraform Scripts" ]
    types:
      - completed

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  terraform:
    name: "Terraform"
    runs-on: ubuntu-latest
    if: (github.repository_owner == 'quarkiverse')
    defaults:
      run:
        working-directory: ./terraform-scripts
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          sparse-checkout: terraform-scripts

      - name: Setup Terraform
        uses: hashicorp/setup-terraform@v3
        with:
          cli_config_credentials_token: ${{ secrets.TF_API_TOKEN }}

      - name: Terraform Format
        id: fmt
        run: terraform fmt -check

      - name: Terraform Init
        id: init
        run: terraform init
      
      - name: Terraform Validate
        id: validate
        run: terraform validate -no-color

      - name: Terraform Plan
        id: plan
        if: github.event_name == 'pull_request'
        run: |
          echo 'PLAN_RESULTS<<EOF' >> $GITHUB_ENV
          terraform plan -no-color | grep -v "Refreshing state...\|Reading...\|Read complete after" >> $GITHUB_ENV
          echo 'EOF' >> $GITHUB_ENV
        continue-on-error: true

      - uses: actions/github-script@v7
        if: github.event_name == 'pull_request'
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            // 1. Retrieve existing bot comments for the PR
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
            })
            const botComment = comments.find(comment => {
              return comment.user.type === 'Bot' && comment.body.includes('Terraform Format and Style')
            })

            // 2. Prepare format of the comment
            const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\`
            #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\`
            #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\`
            <details><summary>Validation Output</summary>

            \`\`\`\n
            ${{ steps.validate.outputs.stdout }}
            \`\`\`

            </details>

            #### Terraform Plan 📖\`${{ steps.plan.outcome }}\`

            \`\`\`terraform\n
            ${{ env.PLAN_RESULTS }}
            \`\`\`

            *Pusher: @${{ github.actor }}, Action: \`${{ github.event_name }}\`, Workflow: \`${{ github.workflow }}\`*`;

            // 3. If we have a comment, update it, otherwise create a new one
            if (botComment) {
              github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: botComment.id,
                body: output
              })
            } else {
              github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: output
              })
            }

      - name: Terraform Plan Status
        if: steps.plan.outcome == 'failure'
        run: exit 1