dockerhub.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

name: Publish Docker image

on:
  push:
    branches:
    - main
    - master
    
  workflow_dispatch:

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    outputs: 
      docker_tag: ${{ steps.meta.outputs.tags }}
    steps:
      - name: Check out the repo
        uses: actions/checkout@v2
      
      - name: Log in to Docker Hub
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: biodynamo/notebooks
          tags: |
            type=sha
      
      - name: Build and push Docker image
        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
        with:
          context: ./base-image/
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
  update_notebooks_dockerfile:
    needs: push_to_registry
    name: Update Notebooks Docker file tag
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        persist-credentials: true # otherwise, the token used is the GITHUB_TOKEN, instead of your personal access token.
        fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.
    - name: Create local changes
      run: |      
        sed -i "1s/.*/FROM biodynamo\/notebooks:$(cut -d':' -f2 <<< ${{ needs.push_to_registry.outputs.docker_tag }})/" ./Dockerfile    
    - name: Commit files
      run: |
        git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
        git config --local user.name "github-actions[bot]"
        git commit -m "Update Dockerfile Tag" -a
    - name: Push changes
      uses: ad-m/github-push-action@master
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        branch: ${{ github.ref }}