builds.yml

name: Builds
on:
  - push

permissions:
  contents: read

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

jobs:
  build-kernel:
    name: Build kernel
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-20.04
          - ubuntu-22.04
          - debian-11
          - debian-12
        arch:
          - amd64
        exclude:
          - os: debian-11
            arch: arm64
    runs-on:
      - self-hosted
      - cpu-16
      - mem-8G
      - arch-${{ matrix.arch }}
      - image-${{ matrix.os }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Install dependencies
        run: |
          sudo apt-get install --yes \
            bc \
            binutils \
            bison \
            cpio \
            debhelper \
            dpkg-dev \
            flex \
            git \
            kmod \
            libelf-dev \
            libssl-dev \
            rsync \
            zstd

          sudo apt-get install --yes pahole || true

      - name: Configure git
        run: |
          git config user.email "noreply@zabbly.com"
          git config user.name "Zabbly kernel build"

      - name: Generate version string
        env:
          PKGARCH: "${{ matrix.arch }}"
          PKGOS: "${{ matrix.os }}"
        run: |
          VERSION="$(make kernelversion)-${PKGARCH}-$(date -u +%Y%m%d%H%M)-$(echo ${PKGOS} | sed "s/-//g")"
          echo "${VERSION}"
          echo "${VERSION}" > ../.version

      - name: Update the configuration
        run: |
          export KDEB_PKGVERSION="$(cat ../.version)"

          make oldconfig
          git diff .config > ../linux-${KDEB_PKGVERSION}.config.diff
          git commit -m "TEMP: Refresh kernel configuration" .config

      - name: Prepare for the build
        run: |
          mv .config .config.new
          git commit -m "TEMP: Remove config from index" .config
          mv .config.new .config

      - name: Build the kernel
        env:
          DEBEMAIL: "info@zabbly.com"
          DEBFULLNAME: "Zabbly Kernel Builds"
          KDEB_CHANGELOG_DIST: "${{ matrix.os }}"
          KDEB_COMPRESS: "zstd"
          PKGOS: "${{ matrix.os }}"
        run: |
          [ "${PKGOS}" = "debian-11" ] && export KDEB_COMPRESS="gzip"

          export KDEB_PKGVERSION="$(cat ../.version)"
          export KDEB_SOURCENAME="linux-zabbly-${KDEB_PKGVERSION}"

          make deb-pkg -j16 || make deb-pkg -j16

      - name: Prepare the artifacts
        run: |
          mkdir out/
          mv ../linux-* out/
          rm -f out/*dbg*

      - name: Upload resulting build
        uses: actions/upload-artifact@v3
        continue-on-error: true
        with:
          name: ${{ matrix.os }}-${{ matrix.arch }}
          path: out/*