cd.yml

name: CD Workflow

on: [workflow_dispatch]

jobs:
  deploy:
    name: Build Docker Image and Deploy to EC2
    runs-on: ubuntu-24.04
    environment: Development

    steps:
      - name: Check out Code
        uses: actions/checkout@v4

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: 'temurin'
          java-version: '21'
          cache: 'maven'

      - name: Set up Docker
        uses: docker/setup-buildx-action@v3

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}

      - name: Extract Version
        id: extract-version
        run: |
          VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
          echo "VERSION=$VERSION" >> $GITHUB_ENV

      - name: Log Version
        run: |
          echo "Extracted Version: ${{ env.VERSION }}"

      - name: Build and Tag Docker Image
        run: |
          docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:${{ env.VERSION }} .
          docker tag ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:${{ env.VERSION }} ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:latest
  
      - name: Push Docker Image to Docker Hub
        run: |
          docker push ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:${{ env.VERSION }}
          docker push ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:latest

      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ vars.AWS_REGION }}

      - name: Deploy to EC2 via SSM
        run: |
          aws ssm send-command \
            --document-name "AWS-RunShellScript" \
            --targets "Key=instanceIds,Values=${{ secrets.EC2_INSTANCE_ID }}" \
            --parameters 'commands=[
              "docker pull ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:latest",
              "docker stop e-commerce || true",
              "docker rm e-commerce || true",
              "docker run -d --name e-commerce \
                -p 8080:8080 \
                -e DB_URL=${{ secrets.DB_URL }} \
                -e DB_USER=${{ secrets.DB_USER }} \
                -e DB_PASSWORD=${{ secrets.DB_PASSWORD }} \
                -e DB_SCHEMA=${{ secrets.DB_SCHEMA }} \
                -e TOPIC_ARN=${{ secrets.TOPIC_ARN }} \
                ${{ secrets.DOCKERHUB_USERNAME }}/e-commerce:latest"
            ]' \
            --timeout-seconds 600 \
            --comment "Deploying latest Docker image to EC2" \
            --output text