build_and_deploy.yml

name: Build and deploy when pushing on staging or main

on:
  push:
    branches:
      - main
      - staging
      - feat/github-ci

jobs:

  build-deploy:

    name: Deploy from ${{ github.ref_name }}/${{ github.sha }}
    
    environment: ${{ github.ref_name == 'main' && 'prod' || 'staging' }}

    runs-on: ubuntu-latest

    steps:

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

      - name: Get current CI job ID
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          jobs=$(gh api repos/${{ github.repository }}/actions/runs/${{ github.run_id}}/attempts/${{ github.run_attempt }}/jobs)
          job_id=$(echo $jobs | jq -r '.jobs[] | select(.runner_name=="${{ runner.name }}") | .id')
          echo "CI_JOB_ID=$job_id" >> $GITHUB_ENV
          echo "This CI job ID is ${{ env.CI_JOB_ID }}"

      - name: Install SSH key
        uses: shimataro/ssh-key-action@v2
        with:
          key: ${{ secrets.CI_DEPLOY_USER_SSH_PRIVATE_KEY }}
          name: id_rsa
          known_hosts: ${{ secrets.CI_DEPLOY_HOST }}

      - name: Adding server to known hosts
        run: ssh-keyscan -H ${{ secrets.CI_DEPLOY_HOST }}  >> ~/.ssh/known_hosts

      - name: Prepare deployment files on runner for this CI job ID
        run: |
          mkdir -p ./${{ env.CI_JOB_ID }}
          cp -r ./app ./${{ env.CI_JOB_ID }}
          cp ./docker-compose.yml ./${{ env.CI_JOB_ID }}/docker-compose.yml
          cp ./Dockerfile ./${{ env.CI_JOB_ID }}/Dockerfile
          cp ./pyproject.toml ./${{ env.CI_JOB_ID }}/pyproject.toml

      - name: Copy deployment files to remote server via SCP
        uses: appleboy/scp-action@master
        with:
          host: ${{ secrets.CI_DEPLOY_HOST }}
          username: ${{ secrets.CI_DEPLOY_USER }}
          key: ${{ secrets.CI_DEPLOY_USER_SSH_PRIVATE_KEY }}
          source: "./${{ env.CI_JOB_ID }}"
          target: "/home/${{ secrets.CI_DEPLOY_USER }}/${{ env.CI_JOB_ID }}"

      - name: Execute server commands for deploy
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.CI_DEPLOY_HOST }}
          username: ${{ secrets.CI_DEPLOY_USER }}
          key: ${{ secrets.CI_DEPLOY_USER_SSH_PRIVATE_KEY }}
          script: |
            cd /home/${{ secrets.CI_DEPLOY_USER }}/${{ env.CI_JOB_ID }}
            mkdir -p /data/tchapbot
            
            export COMPOSE_FILE=/home/${{ secrets.CI_DEPLOY_USER }}/${{ env.CI_JOB_ID }}/docker-compose.yml
            export COMPOSE_PROJECT_NAME=albert-tchapbot

            docker compose down
            docker tag albert/tchapbot:latest albert/tchapbot:old || true
            docker image rm albert/tchapbot:latest || true
            docker compose up --detach
            docker image rm albert/tchapbot:old || true

            rm -rf /home/${{ secrets.CI_DEPLOY_USER }}/${{ env.CI_JOB_ID }}