build.yml

name: "Void Linux for uConsole"
on:
  workflow_dispatch:
jobs:
  build:
    permissions:
      contents: write
      pull-requests: read
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: true
    - name: Get current date
      id: date
      run: echo "stamp=$(date '+%s')" >> $GITHUB_ENV
    - name: Install tools
      run: |
        sudo apt update
        sudo apt -y install p7zip-full ccache gcc-aarch64-linux-gnu device-tree-compiler python-is-python3 python3-pip exfatprogs parted exfat-fuse binfmt-support qemu-user-static
    - name: clone external repos
      run: |
        git clone https://github.com/raspberrypi/userland
    - name: delete git directories
      run: |
        rm -rf userland/.git
    - name: Setup CCache
      uses: hendrikmuhs/ccache-action@v1.2
    - name: Cross-compile kernel
      working-directory: linux
      run: |
        mkdir -p ../install/usr
        make KERNEL=kernel8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- V=1 bcm2711_defconfig
        scripts/config -e CONFIG_BTRFS_FS
        scripts/config -e CONFIG_BTRFS_FS_POSIX_ACL
        scripts/config -e CONFIG_EXFAT_FS
        scripts/config -d CONFIG_HZ_100
        scripts/config -d CONFIG_HZ_250
        scripts/config -d CONFIG_HZ_300
        scripts/config -e CONFIG_HZ_1000
        scripts/config -e CONFIG_NO_HZ_FULL
        scripts/config -e CONFIG_CRASH_DUMP
        scripts/config -e CONFIG_SECURITY_YAMA
        scripts/config -e CONFIG_USERFAULTFD
        make KERNEL=kernel8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- V=1 -j2
        make KERNEL=kernel8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- V=1 -j2 dtbs
        make kernel=kernel8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- V=1 tarxz-pkg
        make INSTALL_HDR_PATH=../install/usr kernel=kernel8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- V=1 headers_install
        cd ../install ; tar -cvf ../linux-headers-6.6.51-v8-arm64.tar usr/ ; cd .. ; xz -9 linux-headers-6.6.51-v8-arm64.tar  
    - name: Create installer.bin
      run: truncate -s 4096M installer.bin
    - name: Create loopback device
      run: sudo mknod -m 0660 /dev/loop254 b 7 254
    - name: Mount installer.bin as loopback device
      run: sudo losetup -P /dev/loop254 installer.bin
    - name: Create GPT disk label
      run: sudo parted /dev/loop254 mklabel msdos
    - name: Create BOOT partition
      run: sudo parted /dev/loop254 mkpart primary fat32 1 512
    - name: Create SIDELOAD partition
      run: sudo parted /dev/loop254 mkpart primary fat32 512 576
    - name: Create SYSTEM partition
      run: sudo parted /dev/loop254 mkpart primary ext2 576 4032
    - name: Toogle boot flag on boot partition
      run: sudo parted /dev/loop254 set 1 boot on
    - name: Create BOOT filesystem
      run: sudo mkfs.vfat -F32 /dev/loop254p1
    - name: Create SIDELOAD filesystem
      run: sudo mkfs.exfat /dev/loop254p2
    - name: Create SYSTEM filesystem
      run: sudo mkfs.btrfs /dev/loop254p3
    - name: Mount SYSTEM filesystem
      run: sudo mount -t btrfs -o compress=zstd:15 /dev/loop254p3 /mnt/
    - name: Mount BOOT filesystem
      run: sudo mkdir -p /mnt/boot && sudo mount /dev/loop254p1 /mnt/boot
    - name: Docker import Void ROOTFS tarball
      run: curl https://repo-default.voidlinux.org/live/current/void-aarch64-musl-ROOTFS-20240314.tar.xz | xzcat | docker import - voidlinux/voidlinux:latest
    - name: Docker builder
      run: docker create --name void-builder voidlinux/voidlinux:latest /bin/bash
    - name: Add QEMU BINFMT shim
      run: docker cp /usr/bin/qemu-aarch64-static void-builder:/usr/bin/qemu-aarch64-static
    - name: Commit builder
      run: docker commit void-builder voidlinux/voidlinux:latest
    - name: Docker build
      run: docker build -t void:latest .
    - name: Create docker image instance
      run: docker create --name rpi-image void:latest
    - name: Docker export
      run: cd /mnt ; sudo docker export rpi-image | sudo tar --exclude=etc/machine-id --exclude=etc/ssh/*_key* --exclude=etc/ssh/moduli -xf -
    - name: Free space
      run: docker rm rpi-image ; docker rmi voidlinux/voidlinux:latest
    - name: Delete QEMU BINFMT shim
      run: sudo rm -rf /mnt/usr/bin/qemu-aarch64-static
    - name: Home directory
      run: sudo mkdir -p /mnt/home/pi/.ssh
    - name: authorized_keys empty file
      run: sudo touch /mnt/home/pi/.ssh/authorized_keys
    - name: Create empty machine-id
      run: sudo touch /mnt/etc/machine-id
    - name: Copy hosts file
      run: sudo cp hosts /mnt/etc
    - name: Copy hostname file
      run: sudo cp hostname /mnt/etc
    - name: Make SIDELOAD mountpoint
      run: sudo mkdir /mnt/mnt/sideload
    - name: Unmount
      run: sudo sync && sudo sync && sudo umount /mnt/boot && sudo umount /mnt
    - name: Disconnect installer.bin
      run: sudo losetup -D /dev/loop254
    - name: Move into directory
      run:  mkdir void_uconsole_os && mv installer.* void_uconsole_os/
    - name: Archive directory
      run: sudo 7z -mx=9 a void_uconsole_os-${{ env.stamp }}.7z void_uconsole_os/
    - name: Create GH release
      uses: actions/create-release@v1
      id: create_release
      with:
        draft: true
        prerelease: false
        release_name: void_uconsole_os-${{ env.stamp }}
        tag_name: ${{ env.stamp }}
      env:
        GITHUB_TOKEN: ${{ github.token }}
    - name: Upload zipped image to release artifacts
      uses: actions/upload-release-asset@v1
      env:
        GITHUB_TOKEN: ${{ github.token }}
      with:
        upload_url: ${{ steps.create_release.outputs.upload_url }}
        asset_path: void_uconsole_os-${{ env.stamp }}.7z
        asset_name: void_uconsole_os-${{ env.stamp }}.7z
        asset_content_type: application/x-7z-compressed
    - name: Upload kernel tarball
      uses: actions/upload-release-asset@v1
      env:
        GITHUB_TOKEN: ${{ github.token }}
      with:
        upload_url: ${{ steps.create_release.outputs.upload_url }}
        asset_path: linux/linux-6.6.51-v8-arm64.tar.xz
        asset_name: linux/linux-6.6.51-v8-arm64.tar.xz
        asset_content_type: application/x-tar+xz
    - name: Upload kernel headers tarball
      uses: actions/upload-release-asset@v1
      env:
        GITHUB_TOKEN: ${{ github.token }}
      with:
        upload_url: ${{ steps.create_release.outputs.upload_url }}
        asset_path: linux-headers-6.6.51-v8-arm64.tar.xz
        asset_name: linux-headers-6.6.51-v8-arm64.tar.xz
        asset_content_type: application/x-tar+xz