update_docker_images.yml

name: UpdateDockerImages

on:
  schedule:
    - cron:  '0 0 * * *'
  push:
jobs:
  prep-env:
    runs-on: ubuntu-20.04
    name: Prepare environment
    steps:
      - uses: actions/checkout@v2
      - id: set-matrix
        run: |
          sudo apt-get install jq
          sudo bash ./tests/scripts/cran/install_cran_repos.sh
          echo "::set-output name=matrix::$(sudo bash ./tests/scripts/cran/get_R_releases.sh)"
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}

  push-docker-image:
    needs: prep-env
    name: Push docker image for R=${{ matrix.r-version }}
    strategy:
      fail-fast: false
      matrix:
        r-version: ${{fromJson(needs.prep-env.outputs.matrix)}}
    runs-on: ubuntu-20.04
    environment: publish
    steps:
      - uses: actions/checkout@v2
      - name: Build new Docker image
        run: bash "tests/scripts/execute_docker_test_env.sh" "${{ matrix.r-version }}" no_tests
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Docker login
        run: echo "$SECRET_DOCKER_TOKEN" | docker login --username "$SECRET_DOCKER_USER_NAME" --password-stdin
        env: # Set the secret as an input
          SECRET_DOCKER_USER_NAME: ${{ secrets.DOCKER_USER_NAME }}
          SECRET_DOCKER_TOKEN: ${{ secrets.DOCKER_TOKEN }}
      - name: Push new Docker images
        run: "bash tests/scripts/check_push_docker_image.sh ${{ matrix.r-version }}"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}