void/enterthezoid

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2024-02-29 03:45:58 +00:00
#!/bin/bash
# enter the zoid (zfs on root with zraid) - developed by acidvegas (https://git.acid.vegas/void)
# reference: https://docs.zfsbootmenu.org/en/v2.2.x/guides/void-linux/uefi.html
# https://docs.zfsbootmenu.org/en/v2.3.x/guides/void-linux/uefi.html (do we need to make any updates?)
set -xev
# Configuration
HOSTNAME=blackhole
BOOT_DRIVE=/dev/sde # Use the internal USB drive for the boot partition
POOL_DRIVES="/dev/sda /dev/sdb /dev/sdc /dev/sdd" # Verify these with lsblk before running
convert_pool_drives() {
local devices=$1
local by_id_drives=""
for dev in $devices; do
local device_by_id_path=""
for id in /dev/disk/by-id/*; do
if [ "$(readlink -f "$id")" = "$(readlink -f "$dev")" ] && ! [[ $id =~ .*-part[0-9]+ ]]; then
device_by_id_path="$id"
break
fi
done
by_id_drives+="${device_by_id_path} "
done
echo $by_id_drives
}
setup_zfs() {
source /etc/os-release
export ID
zgenhostid -f 0x00bab10c
wipefs -a $BOOT_DRIVE
sgdisk --zap-all $BOOT_DRIVE
sgdisk -n "1:1m:+1g" -t "1:ef00" "$BOOT_DRIVE"
for d in $POOL_DRIVES; do
wipefs -a $d
sgdisk --zap-all $d
sgdisk -n "1:0:-10m" -t "1:bf00" "$d"
if zdb -l "$d" &> /dev/null; then
zpool labelclear -f "$d"
fi
done
POOL_DRIVES=$(convert_pool_drives "$POOL_DRIVES")
zpool create -f -o ashift=12 -O compression=lz4 -O acltype=posixacl -O xattr=sa -O relatime=on -o autotrim=on -o compatibility=openzfs-2.1-linux -m none zroot raidz $POOL_DRIVES
zfs create -o mountpoint=none zroot/ROOT
zfs create -o mountpoint=/ -o canmount=noauto zroot/ROOT/$ID
zfs create -o mountpoint=/home zroot/home
zpool set bootfs=zroot/ROOT/$ID zroot
zpool export zroot
zpool import -N -R /mnt zroot
zfs mount zroot/ROOT/$ID
zfs mount zroot/home
udevadm trigger
XBPS_ARCH=x86_64 xbps-install -S -R https://mirrors.servercentral.com/voidlinux/current -r /mnt base-system
cp /etc/hostid /mnt/etc
xchroot /mnt
}
setup_chroot() {
passwd
xbps-install -Suy
xbps-install -y void-repo-nonfree
xbps-install -Suy
xbps-install -y intel-ucode
ln -sf /etc/sv/intel-ucode /etc/runit/runsvdir/default/
ln -sf /usr/share/zoneinfo/America/New_York /etc/localtime
ln -sf /etc/sv/dhcpcd /etc/runit/runsvdir/default/
hwclock --systohc
printf "$HOSTNAME\n" > /etc/hostname
printf "HOSTNAME=\"$HOSTNAME\"\nHARDWARECLOCK=\"UTC\"\nTIMEZONE=\"America/New_York\"\nKEYMAP=us\n" > /etc/rc.conf
printf "en_US.UTF-8 UTF-8\nen_US ISO-8859-1\n" > /etc/default/libc-locales
xbps-reconfigure -f glibc-locales
printf "nofsck=\"yes\"\nadd_dracutmodules+=\" zfs \"\nomit_dracutmodules+=\" btrfs \"\n" > /etc/dracut.conf.d/zol.conf
xbps-install -y zfs
zfs set org.zfsbootmenu:commandline="quiet loglevel=4" zroot/ROOT
mkfs.vfat -F32 ${BOOT_DRIVE}1
BOOT_UUID=$(blkid -s UUID -o value ${BOOT_DRIVE}1)
echo "UUID=$BOOT_UUID /boot/efi vfat defaults 0 0" > /etc/fstab
mkdir -p /boot/efi
mount /boot/efi
# Everything below this line is a "hacky" solution to a problem I was having with the zfsbootmenu package
# https://github.com/zbm-dev/zfsbootmenu/issues/293
# The developers of zfsbootmenu are rude and unhelpful, so I had to figure this out on my own:
# 12:39 -- Mode #zfsbootmenu [+b *!*@big.dick.acid.vegas] by zdykstra
# 12:39 ◀▬▬ zdykstra has kicked acidvegas (acidvegas)
# 12:39 -- #zfsbootmenu: Cannot join channel (+b) - you are banned
xbps-install -S zfsbootmenu gummiboot-efistub yq
yq -iy '.Global.ManageImages=true | .Global.BootMountPoint="/boot/efi" | .Components.Enabled=false | .EFI.ImageDir="/boot/efi/EFI/zbm" | .EFI.Versions=false | .EFI.Enabled=true | .Kernel.CommandLine="quiet loglevel=0"' /etc/zfsbootmenu/config.yaml
generate-zbm
xbps-install -y refind
refind-install
rm /boot/refind_linux.conf
printf "\"Boot default\" \"quiet loglevel=0 zbm.skip\"\n\"Boot to menu\" \"quiet loglevel=0 zbm.show\"\n" > /boot/efi/EFI/ZBM/refind_linux.conf
mkdir -p /boot/efi/EFI/BOOT
mvrefind /boot/efi/EFI/refind /boot/efi/EFI/BOOT
temp=$(mktemp -d)
wget -O $temp/latest.tar.gz https://get.zfsbootmenu.org/latest.tar.gz
tar xvf $temp/latest.tar.gz -C $temp/
rm $temp/latest.tar.gz
mv $temp/zfs*/* /boot/efi/EFI/ZBM/
rm /boot/efi/EFI/ZBM/vmlinuz.efi
xbps-remove zfsbootmenu
xbps-reconfigure -fa
exit
}
if [ "$#" -ne 1 ]; then
printf "usage: $0 [zfs|chroot|final]\n"
exit 1
fi
case "$1" in
zfs) setup_zfs ;;
chroot) setup_chroot ;;
final) umount -n -R /mnt; zpool export zroot; reboot ;;
*) printf "usage: $0 [zfs|chroot|final]\n"; exit 1 ;;
esac