linux-build.yml

name: Linux kernel module

on:
  push:
    paths:
      - "mrmShared/linux/**"
      - ".github/workflows/linux-build.yml"
  pull_request:
    paths:
      - "mrmShared/linux/**"
      - ".github/workflows/linux-build.yml"
  workflow_dispatch:

jobs:
  specific:
    name: ${{ matrix.version }}
    runs-on: ${{ matrix.os }}
    env:
      KSER: ${{ matrix.series }}
      KVER: ${{ matrix.version }}
      CC: ${{ matrix.cc }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - name: Ubuntu 22.04 - Series 4.x
            os: ubuntu-22.04
            series: v4.x
            version: linux-4.9.1

          - name: Ubuntu 22.04 - Series 5.x
            os: ubuntu-22.04
            series: v5.x
            version: linux-5.9.6

          - name: Ubuntu 22.04 - Series 6.x
            os: ubuntu-22.04
            series: v6.x
            version: linux-6.5.9

          - name: Ubuntu Latest - Series Latest
            os: ubuntu-latest
            series: latest
            version: latest

          - name: Ubuntu 22.04 - Centos Stream 9
            os: ubuntu-22.04
            series: Centos Stream 9
            version: kernel-5.9.0-36.el9
            git_repo: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-9

    steps:
      - uses: actions/checkout@v2
      - name: Info
        run: |
          gcc --version
      - name: Deps
        run: |
          sudo apt-get update
          # linux-headers-* only to pull in kbuild deps
          sudo apt-get -y install linux-headers-`uname -r` kmod libelf-dev
          [ "${{ matrix.cc }}" != "gcc-4.8" ] || sudo apt-get -y install gcc-4.8
      - name: Setup Linux Kernel with Linux Kernel Archives
        if: ${{ ! matrix.git_repo }}
        run: |
          echo $KSER $KVER
          install -d kernel
          if [ "$KSER" == "latest" ]; then
            KSER=$(curl -s https://cdn.kernel.org/pub/linux/kernel/ | grep -o 'v[0-9]\+\.[0-9a-zA-Z]\+/' | sed 's/\/\s*//' | sort -t. -k2,2V -k3,3V -k4,4V | tail -n 1)
          fi
          if [ "$KVER" == "latest" ]; then
            KVER=$(curl -s https://cdn.kernel.org/pub/linux/kernel/$KSER/ | grep -o 'linux-[0-9]\+\.[0-9]\+\.[0-9]\+\.tar\.xz' | sort -t- -k2,2n -k3,3n -k4,4n | tail -n 1 | sed 's/\.tar\.xz$//')
          fi
          echo "https://cdn.kernel.org/pub/linux/kernel/$KSER/$KVER.tar.xz"
          curl -s https://cdn.kernel.org/pub/linux/kernel/$KSER/$KVER.tar.xz | tar -C kernel --strip-components=1 -xJ
          make -C kernel CC=${CC:=gcc} defconfig
          make -C kernel CC=${CC:=gcc} modules_prepare

      - name: Setup Linux Kernel with git repository
        if: ${{ matrix.git_repo }}
        run: |
          echo $KSER $KVER
          echo ${{ matrix.git_repo }}
          install -d kernel
          git clone --depth 1 --branch $KVER --single-branch ${{ matrix.git_repo }} kernel
          make -C kernel CC=${CC:=gcc} defconfig
          make -C kernel CC=${CC:=gcc} modules_prepare

      - name: Build
        run: |
          KBUILD_MODPOST_WARN=1 make -C mrmShared/linux CC=${CC:=gcc} KERNELDIR="$PWD/kernel"

  host:
    name: With VM host
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v2
      - name: Info
        run: |
          uname -a
          gcc --version
      - name: Deps
        run: |
          sudo apt-get update
          sudo apt-get -y install linux-headers-`uname -r`
      - name: Build
        run: make -C mrmShared/linux
      - name: Install/Load
        run: |
          sudo make -C mrmShared/linux modules_install
          sudo depmod -a
          sudo modprobe mrf
          sudo dmesg | tail -n 100