release-geopackages.yml

name: Upload GeoPackages as release assets

# This GitHub Actions workflow checkouts the 7-Zip-compressed GeoPackage
# files generated by @wkhchow, and upload them as release assets on GitHub
# for a tagged release.  (Handles a handful of Git LFS.)

on:
  push:
    branches:
      - '**'
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      release_tag:
        description: "Release tag"
        required: true

concurrency: prevent-race-condition

jobs:
  upload-geopackages:
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/') || github.event_name == 'workflow_dispatch'
    env:
      BRANCH_NAME: ${{ github.head_ref || github.ref_name }}

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

      - name: Check if we are on the correct branch
        run: |
          set -x
          echo "BRANCH_NAME=$BRANCH_NAME"
          git branch
          ls -l
          du -csh .git/lfs

      # See https://github.com/actions/checkout/issues/165
      - name: Cache Git LFS for GeoPackages
        uses: actions/cache@v3
        with:
          path: .git/lfs
          key: ${{ runner.os }}-lfs-gpkg-7z-${{ hashFiles('**/*.7z') }}

      - name: Git LFS pull
        run: |
          set -x
          GIT_TRACE=1 git lfs pull -I "**/*.7z"

      - name: Show directory after Git LFS pull
        run: |
          set -x
          ls -l
          du -csh .git/lfs

      # The GeoPackage files inside hexgrid_3857/ and hexgrid_4326/ have identical names,
      # but GitHub release assets do not have subdirectories,
      # so this step append the EPSG number to the end of the file name
      # to prevent filename collision.
      - name: Copy and rename GeoPackage files in preparation for upload
        run: |
          set -x
          mkdir release
          cp -alv ./*.7z release/
          for epsg in 3857 4326; do
            pushd "hexgrid_$epsg" || exit 1
            for file in *.7z; do
              cp -alv "$file" ../release/"$(basename "$file" .7z)_$epsg.7z"
            done
            popd || exit 1
          done

      - name: Calculate checksum of GeoPackage files
        run: |
          set -x
          cd release
          sha256sum -b *.7z > opendrr-boundaries-gpkg-7z.sha256sum
          cat opendrr-boundaries-gpkg-7z.sha256sum
          ls -l

      - name: "Upload GeoPackage files as release assets using xresloader/upload-to-github-release@v1"
        uses: xresloader/upload-to-github-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          file: "release/*.7z;release/opendrr-boundaries-gpkg-7z.sha256sum"
          tag_name: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.release_tag || '' }}
          tags: true
          draft: false