trigger_testing.yaml

---
name: Update osrf/ros2:testing

on:
  schedule:
    # 7am UTC, 12am PDT
    - cron:  '0 7 * * *'
  push:
    branches:
      - master
    paths:
    - '.github/workflows/trigger_testing.yaml'
    - "ros2/testing/testing/**"

jobs:
  check_files:
    name: Check Files
    runs-on: ubuntu-latest
    outputs:
      trigger: ${{ steps.check.outputs.trigger }}
      no_cache: ${{ steps.check.outputs.no_cache }}
    steps:
      - name: "Check push event"
        id: check
        if: github.event_name == 'push'
        run: |
          echo "trigger=true" >> $GITHUB_OUTPUT
          echo "no_cache=false" >> $GITHUB_OUTPUT
  check_image:
    name: Check Image
    if: github.event_name == 'schedule'
    needs: check_files
    runs-on: ubuntu-latest
    outputs:
      trigger: ${{ steps.check.outputs.trigger }}
      no_cache: ${{ steps.check.outputs.no_cache }}
    container:
      image: osrf/ros2:testing
    steps:
      - name: "Check apt updates"
        id: check
        env:
          SOURCELIST: sources.list.d/ros2-testing.list
        run: |
          apt-get update \
            -o Dir::Etc::sourcelist="${SOURCELIST}"
          apt-get --simulate upgrade \
            -o Dir::Etc::sourcelist="${SOURCELIST}" \
            > upgrade.log
          cat upgrade.log
          cat upgrade.log \
            | grep "^0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.$" \
            && echo "trigger=false" >> $GITHUB_OUTPUT \
            || echo "trigger=true" >> $GITHUB_OUTPUT
          echo "no_cache=true" >> $GITHUB_OUTPUT
  rebuild_image:
    name: Rebuild Image
    if: always()
    needs:
      - check_files
      - check_image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Set build config
        id: config
        run: |
          timestamp=$(date --utc +%Y%m%d%H%M%S)
          echo "timestamp=${timestamp}" >> $GITHUB_OUTPUT
          no_cache=false
          if  [ "${{needs.check_files.outputs.no_cache}}" == 'true' ] || \
              [ "${{needs.check_image.outputs.no_cache}}" == 'true' ]
          then
            no_cache=true
          fi
          echo "no_cache=${no_cache}" >> $GITHUB_OUTPUT
          trigger=false
          if  [ "${{needs.check_files.outputs.trigger}}" == 'true' ] || \
              [ "${{needs.check_image.outputs.trigger}}" == 'true' ]
          then
            trigger=true
          fi
          echo "trigger=${trigger}" >> $GITHUB_OUTPUT
      - name: Build and push
        if: steps.config.outputs.trigger == 'true'
        id: docker_build
        uses: docker/build-push-action@v6
        with:
          context: ros2/testing/testing
          pull: true
          push: true
          no-cache: ${{ steps.config.outputs.no_cache }}
          cache-from: type=registry,ref=osrf/ros2:testing
          cache-to: type=inline
          tags: |
            osrf/ros2:testing
          #  osrf/ros2:testing-${{ steps.config.outputs.timestamp }}
      - name: Image digest
        if: steps.config.outputs.trigger == 'true'
        run: echo ${{ steps.docker_build.outputs.digest }}