sync.yml

name: hub.docker.com -> us-docker.pkg.dev

on:
  schedule:
    - cron: "0 7 * * *"
  workflow_dispatch:

jobs:
  sync-images:
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: read
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: Authenticate to Google Cloud
        id: 'auth'
        uses: google-github-actions/auth@v1
        with:
          workload_identity_provider: ${{ secrets.GCLOUD_OIDC_POOL }}
          service_account: ${{ secrets.GSA }}
          token_format: 'access_token'

      - uses: docker/login-action@v3
        name: 'Docker login'
        with:
          registry: 'us-docker.pkg.dev'
          username: 'oauth2accesstoken'
          password: '${{ steps.auth.outputs.access_token }}'

      - name: pull+push
        run: |
          REPOS=$(curl -s "https://hub.docker.com/v2/repositories/lehighlts/?page_size=100" | \
            jq -r '.results[] | select(.name | startswith("scyllaridae-")) | .name')
          for REPO in $REPOS; do
            SOURCE="lehighlts/$REPO:main"
            TARGET="us-docker.pkg.dev/${{ secrets.GCLOUD_PROJECT }}/shared/$REPO:main"
            docker pull "$SOURCE"
            docker tag "$SOURCE" "$TARGET"
            docker push "$TARGET"
          done

          docker pull islandora/fits:main
          docker tag islandora/fits:main us-docker.pkg.dev/${{ secrets.GCLOUD_PROJECT }}/shared/harvard-fits:main
          docker push us-docker.pkg.dev/${{ secrets.GCLOUD_PROJECT }}/shared/harvard-fits:main