backend-ec2-deploy.yml

name: EC2 Deploy

on:
  push:
    branches:
      - "*"

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          ref: ${{ github.ref }}

      - name: Create SSH
        run: |
          bash -c 'mkdir -p ~/.ssh/ && echo "${{ secrets.MY_SECRET_SSH_KEY }}" > ~/.ssh/secretKey.pem && chmod 400 ~/.ssh/secretKey.pem'

      - name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Build Docker image
        run: |
          docker build -t mesgna/my-video-adder:latest  -f server/dockerfile .

      - name: Push Docker image to Docker Hub
        run: |
          docker push mesgna/my-video-adder:latest

      - name: Connect to EC2 and Run Container
        run: |
          ssh -i ~/.ssh/secretKey.pem -o StrictHostKeyChecking=no ubuntu@ec2-35-176-144-41.eu-west-2.compute.amazonaws.com <<'EOF'
            # Remove old Docker images except the latest one
            docker images --filter "dangling=true" --filter=reference='mesgna/my-video-adder*' -q \
              | grep -v "$(docker images --filter=reference='mesgna/my-video-adder:latest' -q)" \
              | xargs -r docker rmi -f

            # Stop and remove existing container (handle potential errors)
            docker stop my-video-adder || true
            docker rm my-video-adder || true
            
            # Pull the latest Docker image
            docker pull mesgna/my-video-adder:latest
            
            # Run the new container with environment variables from GitHub Secrets
            docker run -d -p 5000:5000 \
              -e DB_USER=postgres \
              -e DB_HOST=video-db.c9wqsescwhbl.eu-west-2.rds.amazonaws.com \
              -e DB_NAME=videos-db \
              -e DB_PASSWORD=${{ secrets.DB_PASSWORD }} \
              -e DB_PORT=5432 \
              --name my-video-adder mesgna/my-video-adder:latest
          EOF