docker.yml

name: Docker

# This will run when:
# - a new release is created, to make sure the right tags of the
#   docker images are pushed (expects tags to be v1.8.4).
# - when new code is pushed to master/develop to push the tags
#   latest and develop
# - when a pull request is created and updated  to make sure the
#   Dockerfile is still valid.
# To be able to push to dockerhub, this execpts the following
# secrets to be set in the project:
# - DOCKERHUB_USERNAME : username that can push to the org
# - DOCKERHUB_PASSWORD : password asscoaited with the username
on:
  push:
    branches:
      - master

  pull_request:

# Certain actions will only run when this is the master repo.
env:
  MASTER_REPO: clowder-framework/extractors-geo
  DOCKERHUB_ORG: clowder

jobs:
  docker:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        name:
          - geotiff-metadata
          - geoshp-preview
          - geotiff-preview
          - pycsw
        include:
          - name: geotiff-metadata
            FOLDER: metadata.geotiff
          - name: geoshp-preview
            FOLDER: preview.geoshp
          - name: geotiff-preview
            FOLDER: preview.geotiff
          - name: pycsw
            FOLDER: pycsw.extractor
    steps:
      - uses: actions/checkout@v2

      # calculate some variables that are used later
      - name: Extractor Version
        run: |
          version="$(awk '/"version":/ { print $2 }' ${{ matrix.FOLDER }}/extractor_info.json | sed 's/^.*"\([0-9\.]*\)".*$/\1/')"
          echo "VERSION=${version}" >> $GITHUB_ENV
          tags=""
          oldversion=""
          while [ "${oldversion}" != "${version}" ]; do
            oldversion="${version}"
            tags="${version},${tags}"
            version=${version%.*}
          done
          tags="latest,${tags}"
          echo "TAGS=${tags}" >> $GITHUB_ENV

      # build the docker image, this will always run to make sure
      # the Dockerfile still works.
      - name: Build image
        uses: elgohr/Publish-Docker-Github-Action@2.22
        env:
          VERSION: ${{ env.VERSION }}
          BUILDNUMBER: ${{ github.run_number }}
          GITSHA1: ${{ github.sha  }}
        with:
          registry: docker.pkg.github.com
          name: ${{ github.repository_owner }}/${{ github.event.repository.name }}/extractors-${{ matrix.NAME }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          context: ${{ matrix.FOLDER }}
          tags: "${{ env.TAGS }}"
          buildargs: VERSION,BUILDNUMBER,GITSHA1
          no_push: true

      # this will publish to github container registry
      - name: Publish to GitHub
        if: github.event_name == 'push' && github.repository == env.MASTER_REPO
        uses: elgohr/Publish-Docker-Github-Action@2.22
        env:
          VERSION: ${{ env.VERSION }}
          BUILDNUMBER: ${{ github.run_number }}
          GITSHA1: ${{ github.sha  }}
        with:
          registry: ghcr.io
          name: ${{ github.repository_owner }}/extractors-${{ matrix.NAME }}
          username: ${{ secrets.GHCR_USERNAME }}
          password: ${{ secrets.GHCR_PASSWORD }}
          context: ${{ matrix.FOLDER }}
          tags: "${{ env.TAGS }}"
          buildargs: VERSION,BUILDNUMBER,GITSHA1

      # this will publish to the clowder dockerhub repo
      - name: Publish to Docker Hub
        if: github.event_name == 'push' && github.repository == env.MASTER_REPO
        uses: elgohr/Publish-Docker-Github-Action@2.22
        env:
          VERSION: ${{ env.VERSION }}
          BUILDNUMBER: ${{ github.run_number }}
          GITSHA1: ${{ github.sha  }}
        with:
          name: ${{ env.DOCKERHUB_ORG }}/extractors-${{ matrix.NAME }}
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}
          context: ${{ matrix.FOLDER }}
          tags: "${{ env.TAGS }}"
          buildargs: VERSION,BUILDNUMBER,GITSHA1

      # this will update the README of the dockerhub repo
      - name: check file
        id: filecheck
        if: github.event_name != 'push' && github.repository == env.MASTER_REPO
        run: |
          if [ "${{ matrix.README }}" != "" -a -e "${{ matrix.README }}" ]; then
            echo "##[set-output name=exists;]true"
          else
            echo "##[set-output name=exists;]false"
          fi
      - name: Docker Hub Description
        if: github.event_name != 'push' && github.repository == env.MASTER_REPO && steps.filecheck.outputs.exists == 'true'
        uses: peter-evans/dockerhub-description@v2
        env:
          DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
          DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
          DOCKERHUB_REPOSITORY: ${{ env.DOCKERHUB_ORG }}/extractors-${{ matrix.NAME }}
          README_FILEPATH: ${{ matrix.README }}