arch-builder.yml

name: Build archlinux kernel
on:
  workflow_call:
    inputs:
      _cpusched:
        required: true
        type: string


env:
  _waydroid: "true"
  _processor_opt: "generic"
  _git_mirror: "github.com"
  PKGDEST: "/tmp/linux-tkg"
  _debugdisable: "true"
  _noccache: "true"
  _STRIP: "true"
  _kernel_on_diet: "true"
  _kernel_work_folder: "/tmp"
  _kernel_source_folder: "/tmp"
  # _modprobeddb: "true"
  _modprobeddb_db_path: ${{ github.workspace }}/modprobed.db



jobs:
  build-kernel:
    env:
      _cpusched: ${{ inputs._cpusched }}

    runs-on: ubuntu-latest
    container: archlinux:latest

    steps:
      # We need to install git so the checkout is done with it
      #- name: Update mirrorlist
      #  run: |
      #    pacman -Sy --noconfirm reflector
      #    reflector --latest 50 --protocol http,https --sort rate --save /etc/pacman.d/mirrorlist

      - name: Install git
        run: pacman -Syu --noconfirm git

      - name: Checkount linux-tkg
        uses: actions/checkout@v4

      # 1. Install deps needed for building and sudo
      # 2. create a user "user" and give it passwordless sudo
      #    and necessary permissions
      #    because makepkg absolutely refuses to run as root
      - name: Prepare for makepkg
        run: |
          pacman -Syu --noconfirm base-devel sudo
          useradd user -G wheel && echo "user ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
          chown user -R ..
          chown user -R /tmp

      # - name: "[debug] make dummy modprobed-db file for faster ci"
      #   run: |
      #     touch "${_modprobeddb_db_path}"
      #     echo "${_modprobeddb_db_path}"

      - name: Compile Kernel
        run: su user -c "yes '' | makepkg --noconfirm -s"
        # run: |
        #   mkdir -p "$PKGDEST"
        #   echo "test" > "$PKGDEST"/linux-$_cpusched.pkg.tar.zst

      - name: rename kernel config
        run: mv kernelconfig.new kernelconfig.arch.${{ env._cpusched }}.txt

      - uses: actions/upload-artifact@v4
        with:
          name: arch-kernel-packages-${{ env._cpusched }}
          path: |
            ${{ env.PKGDEST }}/linux*.pkg.tar.zst
            kernelconfig*.txt