terraform.yml

on:
  push:
    branches:
      - master
  pull_request:
  schedule:
    - cron:  "0 5 * * *" 
  workflow_dispatch:

env:
  DIGITALOCEAN_TOKEN: ${{ secrets.DIGITALOCEAN_TOKEN }}
  PIHOLE_PASSWORD: ${{ secrets.PIHOLE_PASSWORD }}
  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
  AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
  HARNESS_ACCOUNT_ID: "-N_5zBuvRm2gzVAaNZ64lQ"
  HARNESS_PLATFORM_API_KEY: ${{ secrets.HARNESS_PLATFORM_API_KEY }}

jobs:
  terraform:
    name: "Terraform"
    concurrency: terraform
    runs-on: arc-runner-set
    steps:
      - uses: actions/checkout@v3
      
      - uses: actions/setup-node@v3
        with:
          node-version: 16
      
      - run: sudo apt-get update && sudo apt-get install zip git -y

      - uses: hashicorp/setup-terraform@v2

      - name: Terraform Format
        id: fmt
        working-directory: infra/
        run: terraform fmt -check

      - name: Terraform Init
        id: init
        working-directory: infra/
        run: terraform init
      
      - name: Terraform Validate
        id: validate
        working-directory: infra/
        run: terraform validate -no-color

      - name: Terraform Plan
        id: plan
        if: github.event_name == 'pull_request'
        working-directory: infra/
        run: terraform plan -no-color
        continue-on-error: true

      - uses: actions/github-script@0.9.0
        if: github.event_name == 'pull_request'
        env:
          PLAN: "terraform\n${{ steps.plan.outputs.stdout }}"
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\`
            #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\`
            #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\`
            #### Terraform Plan 📖\`${{ steps.plan.outcome }}\`

            <details><summary>Show Plan</summary>

            \`\`\`\n
            ${process.env.PLAN}
            \`\`\`

            </details>

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

            github.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'
        working-directory: infra/
        run: exit 1

      - name: Terraform Apply
        if: github.ref == 'refs/heads/master' && github.event_name == 'push'
        working-directory: infra/
        run: terraform apply -auto-approve