version-scan.yml

name: Scan Frp Version

on:
  schedule:
    - cron: "0 1 * * *" # every day at UTC 1:00AM
  workflow_dispatch:

jobs:
  check:
    name: Check Version
    runs-on: ubuntu-latest
    if: ${{ github.repository_owner }} == "kuoruan"
    steps:
      - name: Checkout Code
        uses: actions/checkout@v2
        with:
          token: ${{ secrets.PAT }}

      - name: Get Latest Version
        id: get_version
        uses: actions/github-script@v3
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          result-encoding: string
          script: |
            const { data } = await github.repos.getLatestRelease({
              owner: "fatedier",
              repo: "frp"
            });
            if (data && data.tag_name) {
              return data.tag_name.replace(/^v/, "")
            }
            return "";

      - name: Compare Version
        id: compare_version
        if: steps.get_version.outputs.result != ''
        run: |
          latest_version="${{ steps.get_version.outputs.result }}"
          current_version="$(grep '^PKG_VERSION:' Makefile 2>/dev/null | cut -d'=' -f2)"

          if [ -n "$current_version" ] && \
            [ "$current_version" != "$latest_version" ] ; then
            source_hash="$(curl -sL \
              "https://codeload.github.com/fatedier/frp/tar.gz/v$latest_version" | \
              sha256sum | cut -d' ' -f1)"
            echo "::set-output name=version::$latest_version"
            echo "::set-output name=source_hash::$source_hash"
          else
            echo "::set-output name=version::"
            echo "::set-output name=source_hash::"
          fi

      - name: Commit New Version
        if: steps.compare_version.outputs.version != '' && steps.compare_version.outputs.source_hash != ''
        run: |
          version="${{ steps.compare_version.outputs.version }}"
          source_hash="${{ steps.compare_version.outputs.source_hash }}"
          release_branch="releases/v${version}-1"

          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

          if [ "$(git ls-remote origin "$release_branch" | wc -l)" -gt "0" ] ; then
            # delete existing release branch
            git push origin :$release_branch 2>/dev/null || true
          fi

          git checkout -b "$release_branch"

          sed -i \
            -e "s/^PKG_VERSION.*/PKG_VERSION:=${version}/" \
            -e "s/^PKG_RELEASE.*/PKG_RELEASE:=1/" \
            -e "s/^PKG_HASH.*/PKG_HASH:=${source_hash}/" \
            Makefile

          git add -f Makefile
          git commit -m "chore: bump to v${version}-1"
          git push -u origin "$release_branch"