build.yaml

name: Gluon

on:
  push:

env:
  GLUON_RELEASE: v2022.1.4
  PREVIEW_TARGETS: '["x86-64", "ath79-generic"]'

# concurrency:
  # group: ${{ github.workflow }}-${{ github.ref }}
  # cancel-in-progress: true

jobs:
  gather_targets:
    name: Gather targets
    runs-on: ubuntu-24.04
    outputs:
      targets: ${{ github.ref_type == 'tag' && steps.list.outputs.targets || env.PREVIEW_TARGETS }}
    steps:
      - uses: actions/checkout@v4
        with:
          repository: freifunk-gluon/gluon
          ref: ${{ env.GLUON_RELEASE }}
      - uses: actions/checkout@v4
        with:
          path: site
      - if: github.ref_type == 'tag'
        run: |
          TARGETS=$(make list-targets)
          # save to output as json
          echo "targets=[\"${TARGETS//$'\n'/\",\"}\"]" >> $GITHUB_OUTPUT
        id: list

  build:
    needs: gather_targets
    name: Build Images
    # runs-on: ubuntu-22.04
    runs-on: self-hosted
    strategy:
      fail-fast: false
      matrix:
        target: ${{ fromJson(needs.gather_targets.outputs.targets) }}
    steps:
      - uses: actions/checkout@v4
        with:
          repository: freifunk-gluon/gluon
          ref: ${{ env.GLUON_RELEASE }}
      - uses: actions/checkout@v4
        with:
          path: site

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get -y --no-install-recommends install \
            # python2 \
          git\
          python3\
          python3-setuptools\
          build-essential\
          ecdsautils \
          gawk\
          unzip\
          libncurses-dev\
          libz-dev \
          libssl-dev\
          libelf-dev \
          wget\
          rsync\
          time \
          qemu-utils

      - name: Restore toolchain cache
        uses: actions/cache/restore@v4
        with:
          path: |
            packages
            openwrt/build_dir
            openwrt/staging_dir
          # keep this in sync with the key on the restore action!
          key: ${{ env.GLUON_RELEASE }}-${{ matrix.target }}-build-deps

      - name: Debug cache restore
        run: |
          ls -la packages/ || true
          ls -la openwrt/build_dir/ || true
          ls -la openwrt/staging_dir/ || true

      - name: Prepare Gluon
        run: make update

      - name: Build Gluon Image
        id: build
        run: make GLUON_TARGET="${{ matrix.target }}"

      - name: Debug build failure
        if: failure() && steps.build.conclusion == 'failure'
        run: make -j1 V=sc GLUON_TARGET="${{ matrix.target }}"

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: images-${{ matrix.target }}
          path: output/images/
          compression-level: 1

      - name: Save toolchain cache
        uses: actions/cache/save@v4
        if: always()
        with:
          path: |
            packages
            openwrt/build_dir
            openwrt/staging_dir
          key: ${{ env.GLUON_RELEASE }}-${{ matrix.target }}-build-deps