cd.yml

name: CD (자동배포)

on:
  push:
    branches:
      - develop
jobs:
  deploy:
    runs-on: ubuntu-latest

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

      - name: Set up Java 21
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: '21'

      - name: Set up Docker
        uses: docker/setup-buildx-action@v2

      - name: Log in to Docker Hub
        run: echo "${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}" | docker login -u "${{ secrets.DOCKER_HUB_USERNAME }}" --password-stdin

      - name: Set Image Tag
        id: image_tag
        run: echo "IMAGE_TAG=$(date +'%Y-%m-%d_%H-%M-%S')-$(echo ${{ github.sha }} | cut -c1-8)" >> $GITHUB_ENV

      - name: Decode env.properties from GitHub Secrets
        run: |
          echo "${{ secrets.ENV_FILE }}" | base64 --decode > ./env.properties

      - name: Transfer env.properties to EC2
        uses: appleboy/scp-action@v0.1.3
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          source: "./env.properties"
          target: "/home/ubuntu/"

      - name: Build and Push Docker image
        run: docker buildx build --push --platform linux/amd64 -t kimsongmok/splanet:${{ env.IMAGE_TAG }} .

      - name: Deploy to EC2
        uses: appleboy/ssh-action@v0.1.6
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            sudo docker pull kimsongmok/splanet:${{ env.IMAGE_TAG }}
            sudo docker stop splanet || true
            sudo docker rm splanet || true
            sudo docker network inspect splanet >/dev/null 2>&1 || sudo docker network create splanet
            sudo docker run -d --name splanet \
              --network splanet \
              --env-file /home/ubuntu/env.properties \
              -p 80:8080 --restart unless-stopped kimsongmok/splanet:${{ env.IMAGE_TAG }}

      - name: Check Docker container status
        uses: appleboy/ssh-action@v0.1.6
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            sudo docker ps -a
            sudo docker logs splanet
            
      - name: Clean up old Docker images
        uses: appleboy/ssh-action@v0.1.6
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_SSH_KEY }}
          script: |
            docker image ls --format "{{.ID}} {{.Repository}}:{{.Tag}}" | grep 'kimsongmok/splanet' | tail -n +4 | awk '{print $1}' | xargs docker rmi -f
            sudo docker system prune -f