terraform-terragrunt.yml

name: Terraform Terragrunt Action

on:
  # push:
  #   branches:
  #     - main
  #     - stage
  #     - dev
  workflow_dispatch:

jobs:
  terraform:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up jq
        run: |
          sudo apt-get update
          sudo apt-get install -y jq

      - name: Load configuration from config.json
        id: load-config
        run: |
          CONFIG_FILE="${GITHUB_WORKSPACE}/config.json"
          TF_VERSION=$(jq -r '.terraform_version' $CONFIG_FILE)
          TG_VERSION=$(jq -r '.terragrunt_version' $CONFIG_FILE)
          
          BRANCH_NAME=${GITHUB_REF#refs/heads/}
          BRANCH_CONFIG=$(jq -r --arg branch "$BRANCH_NAME" '.branches[$branch] // .branches.default' $CONFIG_FILE)
          TF_WORKSPACE=$(echo $BRANCH_CONFIG | jq -r '.TF_WORKSPACE')
          TG_WORKDIR=$(echo $BRANCH_CONFIG | jq -r '.TG_WORKDIR')
          
          echo "TG_WORKDIR=$TG_WORKDIR" >> $GITHUB_ENV
          echo "TF_VERSION=$TF_VERSION" >> $GITHUB_ENV
          echo "TG_VERSION=$TG_VERSION" >> $GITHUB_ENV
          echo "THE_TF_WORKSPACE=$TF_WORKSPACE" >> $GITHUB_ENV

      - name: Set up Terraform CLI
        uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: ${{ env.TF_VERSION }}
          terraform_wrapper: true
          cli_config_credentials_hostname: ${{ secrets.SCALR_HOSTNAME }}
          cli_config_credentials_token: ${{ secrets.SCALR_API_TOKEN }}

      - name: Set up Terragrunt CLI
        run: |
          wget -qO /tmp/terragrunt https://github.com/gruntwork-io/terragrunt/releases/download/v${{ env.TG_VERSION }}/terragrunt_linux_amd64
          sudo chmod +x /tmp/terragrunt
          sudo mv /tmp/terragrunt /usr/local/bin/terragrunt
          echo "✅ Terragrunt CLI setup completed!"

      - name: Run symlink-modules.sh
        run: |
          ./symlink-modules.sh
          echo "🔗 Symlink modules completed!"

      - name: Terragrunt init
        run: |
          cd ${{ github.workspace }}/$TG_WORKDIR
          terragrunt init --terragrunt-non-interactive
          echo "🔧 Terragrunt init completed!"

      - name: Terragrunt plan
        run: |
          cd ${{ github.workspace }}/$TG_WORKDIR
          terragrunt plan --terragrunt-non-interactive
          echo "📝 Terragrunt plan completed!"

      - name: Display success message
        if: github.event_name == 'workflow_dispatch'
        run: |
          echo "🚀 Terraform Terragrunt Action triggered manually!"