dockerhub-description.yml

# Copyright (c) 2024 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Docker Description Publish
on:
  push:
    branches: ["main"]
permissions: read-all
jobs:
  setup-matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
    - name: Harden Runner
      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
      with:
        egress-policy: audit
    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      with:
          fetch-depth: 2
    - name: Set Matrix data
      id: set-matrix
      run: |
        # Get the list of files changed in the latest commit(s)
        changed_files=$(git diff --name-only HEAD~1 ${{ github.sha }} | sed 's|^|./|' | jq -R . | jq -s .)
        echo "Changed files: $changed_files"

        # If there are changed files, filter the JSON using jq
        matrix=$(jq -c --argjson changed "$changed_files" \
          '.readmes |= map(select(.fname as $fname | any($changed[]; . == $fname)))' \
          .github/dockerhub-readmes.json)
        echo "matrix=$matrix" >> $GITHUB_OUTPUT
  publish-dockerhub-description:
    runs-on: ${{ github.repository_owner == 'intel' && 'intel-ubuntu-latest' || 'ubuntu-latest' }}
    needs: setup-matrix
    if: ${{ needs.setup-matrix.outputs.matrix != '{"readmes":[]}' }}
    strategy:
      matrix: ${{ fromJson(needs.setup-matrix.outputs.matrix) }}
      fail-fast: false
    steps:
    - name: Harden Runner
      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
      with:
        egress-policy: audit
    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
    - uses: peter-evans/dockerhub-description@e98e4d1628a5f3be2be7c231e50981aee98723ae # v4.0.0
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_PASSWORD }}
        repository: ${{ matrix.readmes.repo-name }}
        readme-filepath: ${{ matrix.readmes.fname }}