deploy.yaml

name: Deploy to EC2

on:
  push:
    branches:
      - dev
      - main

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set environment variables
        run: |
          if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
            echo "DEPLOY_DIR=/data/MusicCPRProd" >> $GITHUB_ENV
            echo "IMAGE_NAME=backend:prod" >> $GITHUB_ENV
            echo "CONTAINER_NAME=backend-prod" >> $GITHUB_ENV
            echo "HOST_PORT=8001" >> $GITHUB_ENV
          else
            echo "DEPLOY_DIR=/data/MusicCPRDev" >> $GITHUB_ENV
            echo "IMAGE_NAME=backend:dev" >> $GITHUB_ENV
            echo "CONTAINER_NAME=backend-dev" >> $GITHUB_ENV
            echo "HOST_PORT=8000" >> $GITHUB_ENV
          fi
      - name: Set up SSH
        run: |
          mkdir -p ~/.ssh
          echo "${{ secrets.EC2_SSH_PRIVATE_KEY }}" > ~/.ssh/id_rsa
          chmod 600 ~/.ssh/id_rsa
          ssh-keyscan -H ${{ secrets.EC2_HOST }} >> ~/.ssh/known_hosts

      - name: Deploy to EC2
        run: |
          ssh ${{ secrets.EC2_USER }}@${{ secrets.EC2_HOST }} << 'EOF'
            set -e
            echo "Deploying to ${{ env.DEPLOY_DIR }}"

            cd ${{ env.DEPLOY_DIR }}

            echo "Pulling latest changes..."
            git pull origin ${{ github.ref_name }}

            echo "Stopping and removing old container"
            docker stop ${{ env.CONTAINER_NAME }} || true
            docker rm ${{ env.CONTAINER_NAME }} || true

            echo "Removing old image"
            docker rmi ${{ env.IMAGE_NAME }} || true

            echo "Building new image..."
            docker build -t ${{ env.IMAGE_NAME }} .

            echo "Starting new container..."
            docker run -d --name ${{ env.CONTAINER_NAME }} \
                  -p ${{ env.HOST_PORT }}:8000 \
                  -v ./.env:/app/.env \
                  ${{ env.IMAGE_NAME }}
          EOF