docker.yml

name: Dockerfiles
# Test and push dockerfiles when they change.
# Test for pull request, push dockerfiles when merged into main.
on:
  schedule:
    # * is a special character in YAML so you have to quote this string
    - cron: 0 0 1 * *
  push:
    branches:
      - main
    paths:
      - '**.Dockerfile'
      - .github/workflows/docker.yml
  pull_request:
  workflow_dispatch:

# Cancel in-progress funs of the same workflow
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  generate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.x
          cache: pip
      - name: Verify dockerfiles
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
          ./generate.py
          git diff --exit-code

  docker:
    needs: generate
    runs-on: ubuntu-22.04
    strategy:
      fail-fast: false
      matrix:
        docker_image:
          - noetic
          - melodic
          - humble
          - humble-cuda
          - foxy
          - foxy-cuda
          - gazebo11
          - fortress
          - citadel
          - garden
    steps:
      - uses: actions/checkout@v3
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.x
          cache: pip
      - name: Build Setup
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
      - name: Build
        run: |
          ./build.py ${{ matrix.docker_image }}
      - name: Push
        if: github.ref == 'refs/heads/main'
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
        run: |
          ./build.py --push ${{ matrix.docker_image }}