deploy-java.yml

name: Deploy

on:
  workflow_run:
    workflows: ["CI (Java)"]
    types: [completed]


jobs:
  deploy:
    name: Deploy to AWS EC2
    runs-on: ubuntu-latest
    if: |
      github.event.workflow_run.conclusion == 'success' &&
      startsWith(github.event.workflow_run.head_branch, 'user-service-v')

    steps:
      - uses: actions/checkout@v4
      - name: Create env file and config folder
        run: |
          echo "DB_HOST=${{ secrets.DB_HOST }}" > .env.prod
          echo "DB_PORT=${{ secrets.DB_PORT }}" >> .env.prod
          echo "DB_USER=${{ secrets.DB_USER }}" >> .env.prod
          echo "DB_PASS=${{ secrets.DB_PASS }}" >> .env.prod
          echo "DB_NAME=${{ secrets.DB_NAME }}" >> .env.prod
          echo "LOKI_HOST=${{ secrets.LOKI_HOST }}" >> .env.prod
          echo "LOKI_USERNAME=${{ secrets.LOKI_USERNAME }}" >> .env.prod
          echo "LOKI_PASSWORD=${{ secrets.LOKI_PASSWORD }}" >> .env.prod
          echo "ENV_NAME=${{ secrets.ENV_NAME }}" >> .env.prod
          echo "FASTAPI_SERVER_HOST=${{ secrets.FASTAPI_SERVER_HOST }}" >> .env.prod
          echo "GRAFANA_CLOUD_PROMETHEUS_URL=${{ secrets.GRAFANA_CLOUD_PROMETHEUS_URL }}" >> .env.prod
          echo "GRAFANA_CLOUD_PROMETHEUS_USER=${{ secrets.GRAFANA_CLOUD_PROMETHEUS_USER }}" >> .env.prod
          echo "GRAFANA_CLOUD_API_KEY=${{ secrets.GRAFANA_CLOUD_API_KEY }}" >> .env.prod
          echo "MAIL_USERNAME=${{ secrets.MAIL_USERNAME }}" >> .env.prod
          echo "MAIL_PASSWORD=${{ secrets.MAIL_PASSWORD }}" >> .env.prod

          # Create config folder and copy config files
          mkdir -p config
          cp apps/user-service/src/main/resources/application-production.yml config/
          cp apps/user-service/src/main/resources/log4j2-production.yml config/

      - name: Set repo lowercase
        run: echo "REPO_LC=${GITHUB_REPOSITORY,,}" >> $GITHUB_ENV

      - name: Copy docker compose files to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "docker/production/docker-compose.yml"
          target: "~/app"
          overwrite: true

      - name: Copy .env.prod file to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: ".env.prod"
          target: "~/app/docker/production/"
          overwrite: true

      - name: Copy Caddyfile to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "docker/production/Caddyfile"
          target: "~/app"
          overwrite: true

      - name: Copy promtail-config to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "docker/production/promtail-config.yml"
          target: "~/app"

      - name: Copy agent-config to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "docker/production/agent-config.yml"
          target: "~/app"
          overwrite: true

      - name: Copy application-production.yml to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "config/application-production.yml"
          target: "~/app/docker/production/"
          overwrite: true

      - name: Copy log4j2-production.yml to EC2
        uses: appleboy/scp-action@v0.1.7
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          source: "config/log4j2-production.yml"
          target: "~/app/docker/production/"
          overwrite: true

      - name: Deploy on EC2
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ubuntu
          key: ${{ secrets.SERVER_SSH_KEY }}
          script: |
            cd ~/app/docker/production
            
            echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin

            # 최신 이미지 pull
            docker-compose pull
            
            # 기존 컨테이너 종료 및 제거
            docker-compose down
            
            # 새 컨테이너 배포
            docker-compose up -d
            
            # 컨테이너 상태 확인
            sleep 5
            docker-compose ps
            
            # 헬스 체크 (컨테이너가 healthy 상태가 될 때까지 대기)
            echo "Waiting for containers to become healthy..."
            for i in {1..30}; do
            unhealthy=$(docker ps --filter "health=unhealthy" --format "{{.Names}}")
            starting=$(docker ps --filter "health=starting" --format "{{.Names}}")
            if [ -z "$unhealthy" ] && [ -z "$starting" ]; then
            echo "All containers are healthy!"
            break
            fi
            echo "Waiting... ($i/30)"
            sleep 2
            done
            
            # 사용하지 않는 dangling 이미지 정리
            docker image prune -f

      - name: Send Discord notification - Success
        if: success()
        uses: Ilshidur/action-discord@master
        env:
          DISCORD_WEBHOOK: ${{ secrets.DISCORD_WEBHOOK_URL }}
        with:
          args: |
            **배포 성공**
            **Repository:** ${{ env.REPO_LC }}
            **Tag:** ${{ github.ref_name }}
            **Server:** ${{ secrets.SERVER_HOST }}
            **Status:** Success!

      - name: Send Discord notification - Failure
        if: failure()
        uses: Ilshidur/action-discord@master
        env:
          DISCORD_WEBHOOK: ${{ secrets.DISCORD_WEBHOOK_URL }}
        with:
          args: |
            **배포 실패**
            **Repository:** ${{ env.REPO_LC }}
            **Tag:** ${{ github.ref_name }}
            **Error:** 배포 중 오류가 발생했습니다.
            **Check:** ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}