main.yml

name: PI-CI

on:
  push:
    branches:
      - '**'
env:
  IMAGE_NAME: ptrsr/pi-ci

jobs:
  build:
    runs-on: ubuntu-24.04
    steps:
      - name: Free up disk space on github runner
        uses: jlumbroso/free-disk-space@main
        with:
          tool-cache: false
          # android: false
          # dotnet: false
          # haskell: false
          # large-packages: false
          # swap-storage: false

      - name: Checkout
        uses: actions/checkout@v4

      - name: Cache register
        id: cache
        uses: actions/cache@v4
        with:
          path: /tmp/image.tar
          key: ${{ hashFiles('dockerfile') }}

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Build Docker image
        run: |
          docker buildx build \
            -t ${{ env.IMAGE_NAME }} \
            -o type=docker,dest=- \
            . > /tmp/image.tar

  test:
    needs: build
    runs-on: ubuntu-24.04
    outputs:
      publish: ${{ steps.check.outputs.publish }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Cache register
        id: cache
        uses: actions/cache@v4
        with:
          path: /tmp/image.tar
          key: ${{ hashFiles('dockerfile') }}

      - name: Load Docker image
        run: docker load -i /tmp/image.tar

      - name: Install dependencies
        run: |
          sudo apt-get install ansible
          pip3 install docker-py
        env:
          PIP_BREAK_SYSTEM_PACKAGES: 1

      - name: Run test
        run: |
          ansible-playbook \
          -i test/hosts.yml \
          test/main.yml

      - uses: actions/upload-artifact@v4
        with:
          name: config
          path: dist

      - name: Check for Tag
        id: check
        run: |
          git fetch --tags
          if [[ ! -z "$(git tag --contains HEAD)" ]]; then
            echo "publish=true" >> $GITHUB_OUTPUT
          fi

  publish:
    if: needs.test.outputs.publish == 'true'
    needs: test
    runs-on: ubuntu-24.04
    environment: docker-hub
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set tag variable
        run: |
          git fetch --tags
          echo "TAG=$(git tag --contains HEAD)" >> $GITHUB_ENV

      - name: Cache register
        id: cache
        uses: actions/cache@v4
        with:
          path: /tmp/image.tar
          key: ${{ hashFiles('dockerfile') }}

      - name: Load Docker image
        run: docker load -i /tmp/image.tar

      - name: Tag docker image
        run: docker tag ${{ env.IMAGE_NAME }}:latest ${{ env.IMAGE_NAME }}:${{ env.TAG }}

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}

      - name: Push to Docker Hub
        run: docker push -a ${{ env.IMAGE_NAME }}