deploy.yml

name: Java CI with Gradle Deploy

on:
  push:
    branches: [ "deploy" ]

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - name: Checkout the code
      uses: actions/checkout@v4

    - name: Run chmod to make gradlew executable
      run: chmod +x ./backend/gradlew 

    - name: Set up JDK 17
      uses: actions/setup-java@v4
      with:
        java-version: '17'
        distribution: 'temurin'

    - name: Set environment values
      run: |
        cd ./backend/src/main/resources
        touch ./env.properties
        echo "${{ secrets.ENV }}" > ./env.properties
      shell: bash

    - name: Build with Gradle
      run: |
        cd ./backend
        ./gradlew clean build -x test
        
    - name: Docker build and push
      run: |
        cd ./backend
        echo ${{ secrets.DOCKERHUB_PASSWORD }} | docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin
        docker build -t ${{ secrets.DOCKERHUB_NAME }}/${{ secrets.DOCKERHUB_REPOSITORY }}:${GITHUB_SHA::7} .
        docker buildx build --push --platform linux/amd64 -t ${{ secrets.DOCKERHUB_NAME }}/${{ secrets.DOCKERHUB_REPOSITORY }}:${GITHUB_SHA::7} .

    - name: Clean up dangling Docker images locally
      run: |
        sudo docker image prune -f

    - name: Deploy
      uses: appleboy/ssh-action@master
      with:
        host: ${{ secrets.PRIVATE_IP }}
        username: ${{ secrets.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        envs: GITHUB_SHA
        script: |
          echo ${{ secrets.DOCKERHUB_PASSWORD }} | sudo docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin
          sudo docker pull ${{ secrets.DOCKERHUB_NAME }}/${{ secrets.DOCKERHUB_REPOSITORY }}:${GITHUB_SHA::7}
          sudo docker tag ${{ secrets.DOCKERHUB_NAME }}/${{ secrets.DOCKERHUB_REPOSITORY }}:${GITHUB_SHA::7} look-us
          cd ./look-us
          sudo docker-compose down
          sudo docker compose up -d
          
          # Clean up old Docker images on the server
          sudo docker image prune -f