postdm/.github/workflows/backend.yml at develop · fullstack-dev-hub/postdm · GitHub

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name: Deploy Backend to EC2

on:
  push:
    branches:
      - main
      - develop

jobs:
  deploy:
    runs-on: ubuntu-latest

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

      - name: Get GitHub Actions Public IP
        id: ip
        uses: haythem/public-ip@v1.3

      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v2
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ap-northeast-2

      - name: Add GitHub Actions IP to EC2 security group
        run: |
          echo "Authorizing IP ${{ steps.ip.outputs.ipv4 }}"
          aws ec2 authorize-security-group-ingress \
            --group-id ${{ secrets.AWS_SECURITY_GROUP_ID }} \
            --protocol tcp \
            --port 22 \
            --cidr ${{ steps.ip.outputs.ipv4 }}/32

      - name: Login to AWS ECR
        run: |
          ECR_URL="${{ secrets.AWS_ECR_REPOSITORY }}"
          echo "Logging into AWS ECR: $ECR_URL"
          aws ecr get-login-password --region ap-northeast-2 | docker login --username AWS --password-stdin $ECR_URL

      - name: Build Docker image and push to AWS ECR
        run: |
          cd backend
          docker build -t backend-service .
          docker tag backend-service:latest ${{ secrets.AWS_ECR_REPOSITORY }}:latest
          docker push ${{ secrets.AWS_ECR_REPOSITORY }}:latest

      - name: Logout from AWS ECR
        run: |
          docker logout ${{ secrets.AWS_ECR_REPOSITORY }}
          echo "Logged out from AWS ECR."

      - name: Copy backend directory to EC2
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ${{ secrets.EC2_USERNAME }}
          key: ${{ secrets.EC2_SSH_PRIVATE_KEY }}
          port: 22
          source: "backend/*,docker-compose.yml"
          target: "/home/${{ secrets.EC2_USERNAME }}/backend"

      - name: Deploy to EC2 via SSH
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ${{ secrets.EC2_USERNAME }}
          key: ${{ secrets.EC2_SSH_PRIVATE_KEY }}
          port: ${{ secrets.PORT }}
          script: |
            cd /home/${{ secrets.EC2_USERNAME }}/backend

            aws ecr get-login-password --region ap-northeast-2 | docker login --username AWS --password-stdin ${{ secrets.AWS_ECR_REPOSITORY }}

            echo "PULLING LATEST IMAGE..."
            docker pull ${{ secrets.AWS_ECR_REPOSITORY }}:latest

            echo "STOPPING AND REMOVING EXISTING CONTAINERS..."
            sudo docker compose down --remove-orphans || true

            echo "REMOVING UNUSED DOCKER IMAGES..."
            docker image rm ${{ secrets.AWS_ECR_REPOSITORY }}:latest || true

            echo "UPDATING .env FILE..."
            cat <<EOF > .env
            MYSQL_URL=${{ secrets.MYSQL_URL }}
            MYSQL_USERNAME=${{ secrets.MYSQL_USERNAME }}
            MYSQL_PASSWORD=${{ secrets.MYSQL_PASSWORD }}
            MYSQL_ROOT_PASSWORD=${{ secrets.MYSQL_ROOT_PASSWORD }}
            MYSQL_DATABASE=${{ secrets.MYSQL_DATABASE }}
            SPRING_PROFILES_ACTIVE=${{ secrets.SPRING_PROFILES_ACTIVE }}
            JWT_SECRET=${{ secrets.JWT_SECRET }}
            JWT_EXPIRATION=${{ secrets.JWT_EXPIRATION }}
            JWT_EXPIREDMS=${{ secrets.JWT_EXPIREDMS }}
            JWT_REFRESHEDMS=${{ secrets.JWT_REFRESHEDMS }}
            SPRING_MAIL_HOST=${{ secrets.SPRING_MAIL_HOST }}
            SPRING_MAIL_PORT=${{ secrets.SPRING_MAIL_PORT }}
            SPRING_MAIL_USERNAME=${{ secrets.SPRING_MAIL_USERNAME }}
            SPRING_MAIL_PASSWORD=${{ secrets.SPRING_MAIL_PASSWORD }}
            EOF

            echo "STARTING NEW CONTAINER..."
            sudo docker compose up -d --force-recreate

            echo "✅ DEPLOYMENT COMPLETE!"

      - name: Remove GitHub Actions IP from EC2 security group
        if: always()
        run: |
          echo "Revoking IP ${{ steps.ip.outputs.ipv4 }}"
          aws ec2 revoke-security-group-ingress \
            --group-id ${{ secrets.AWS_SECURITY_GROUP_ID }} \
            --protocol tcp \
            --port 22 \
            --cidr ${{ steps.ip.outputs.ipv4 }}/32