check-kernel-releases.yaml

name: Check remote DTK tags
            
on:       
#  schedule: 
#    - cron: '*/5 * * * *'
#  workflow_dispatch: # Allow manual trigger
  [push]
jobs:
  check-and-update-dtk-tags:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v3

    - name: Set up skopeo
      run: |
        sudo apt-get update
        sudo apt-get install -y skopeo

    - name: Fetch remote DTK kernel version tags
      id: fetch-tags
      run: |
        DTKREPO="quay.io/build-and-sign/pa-driver-toolkit"
        TAGS=$(skopeo list-tags docker://$DTKREPO | jq -c '.Tags | sort')
        echo "::set-output name=tags::$TAGS"

    - name: Compare and update local DTK tags if remote changed
      id: compare
      run: |
        FILE="kernel-versions.json"
        RAW_TAGS='${{ steps.fetch-tags.outputs.tags }}'
        NEW_TAGS=$(echo "$RAW_TAGS" | jq -c '.')        
        NEW_TAGS_JSON=$(jq -n \
          --argjson kernel_versions "${{ steps.fetch-tags.outputs.tags }}" \
          --arg date "$(date -u +"%Y-%m-%dT%H:%M:%SZ")" \
          '{kernel_versions: $kernel_versions, last_updated: $date}')
        if [ -f "$FILE" ]; then
          OLD_TAGS=$(cat "$FILE" | jq -c '.kernel_versions | sort')
        else
          OLD_TAGS="[]"
        fi
        NEW_TAGS=$(echo "$NEW_TAGS_JSON" | jq -c '.kernel_versions | sort')
        if [ "$NEW_TAGS" != "$OLD_TAGS" ]; then
          echo "New kernel versions found."
          echo "$NEW_TAGS_JSON" > "$FILE"
          echo "CHANGED=true" >> $GITHUB_ENV
        else
          echo "No new kernel versions found."
          echo "CHANGED=false" >> $GITHUB_ENV
        fi    

    - name: Commit and push changes for new found kernel versions
      if: env.CHANGED == 'true'
      run: |
        git config user.name "github-actions[bot]"
        git config user.email "github-actions[bot]@users.noreply.github.com"
        git add kernel-versions.json
        git commit -m "Update available DTK Kernel versions tags"
        git push