docker-CI-release.yml

name: Docker Build and Push for releases

on:
  release:
    types: [ published, edited ]  

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    
    # get the tag of the release, e.g. 1.2.3
    - name: Get tag
      id: get_tag
      shell: bash
      run: echo "##[set-output name=tag;]$(echo ${GITHUB_REF#refs/tags/})"
    
    # get the major version of the release, e.g. for 1.2.3 -> 1
    # use this if you want to have an image with the major version as tag that is always the latest release of this major version
    # e.g. new release from 1.2.3 to 1.2.4: create new image with tag 1.2.4 and update image with tag 1
    #- name: Get version
    #  id: get_version
    #  shell: bash
    #  run: |
    #    TAG=${{ steps.get_tag.outputs.tag }}
    #    echo "##[set-output name=version;]$(echo ${TAG%%.*})"
        
    - name: Build the Docker image
      run: |
        docker build -t registry.tech4comp.dbis.rwth-aachen.de/rwthacis/mobsos-data-processing:${{ steps.get_tag.outputs.tag }} .
    #    docker tag registry.tech4comp.dbis.rwth-aachen.de/rwthacis/mobsos-data-processing:${{ steps.get_tag.outputs.tag }} registry.tech4comp.dbis.rwth-aachen.de/rwthacis/mobsos-data-processing:${{ steps.get_version.outputs.version }}
    
    - name: Push to the registry
      env:
        DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}  
        DOCKER_PW: ${{ secrets.DOCKER_PW }}
      run: |
        docker login -u $DOCKER_USERNAME -p $DOCKER_PW registry.tech4comp.dbis.rwth-aachen.de
        docker push registry.tech4comp.dbis.rwth-aachen.de/rwthacis/mobsos-data-processing:${{ steps.get_tag.outputs.tag }}
    #    docker push registry.tech4comp.dbis.rwth-aachen.de/rwthacis/mobsos-data-processing:${{ steps.get_version.outputs.version }}