terraform.yml

name: Terraform Deployment 2

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

env:
  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
  AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
  PROFILE_NAME: 'smg-auto-dev'

defaults:
  run:
    shell: bash
    working-directory: .

jobs:
  terraform_plan:
    name: 'Terraform Plan'
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Setup GitHub SSH
        uses: MrSquaare/ssh-setup-action@v2
        with:
          host: github.com
          private-key: ${{ secrets.SSH_PRIVATE_KEY_GITHUB }}

      - name: Clone other private repository
        run: |
          git clone git@github.com:dyleph/terraform-demo-with-GA.git

      - name: Setup Terraform
        uses: hashicorp/setup-terraform@v2
        with:
          terraform_version: 1.3.3

      - name: Add profile credentials to ~/.aws/credentials
        run: |
          aws configure set aws_access_key_id ${{ env.AWS_ACCESS_KEY_ID }} --profile ${{ env.PROFILE_NAME }} 
          aws configure set aws_secret_access_key ${{ env.AWS_SECRET_ACCESS_KEY }} --profile ${{ env.PROFILE_NAME }}

      - name: Terraform Init
        run: terraform init

      - name: Terraform Validate
        run: terraform validate

      - name: Terraform Plan
        id: plan
        run: terraform plan -out saved_plan

      - name: Terraform Apply
        if: github.ref == 'refs/heads/main' && github.event_name == 'push'
        run: terraform apply -auto-approve
      
      - name: Get commit message
        id: get-commit-message
        run: |
          echo "COMMIT_MESSAGE=$(git log -1 --pretty=%s)" >> $GITHUB_OUTPUT

      - name: Slack notify successful
        id: slack-notify-successful
        uses: slackapi/slack-github-action@v1.23.0
        if: github.ref == 'refs/heads/main' && github.event_name == 'push' && success()        
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
          SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK
        with:
          payload: |
             "{\"text\":\":rocket: Deployed ${{ github.event.repository.name }}\n>${{ steps.get-commit-message.outputs.COMMIT_MESSAGE }}\"}"

      - name: Slack notify failure
        id: slack-notify-failure
        uses: slackapi/slack-github-action@v1.23.0
        if: github.ref == 'refs/heads/main' && github.event_name == 'push' && failure()
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
          SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK
          WORKFLOW_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
        with:
          payload: |
            "{\"text\":\":boom: ${{ github.event.repository.name }} failed: ${{ env.WORKFLOW_URL }}\"}"