void/enterthevoid

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#!/bin/bash
# enter the void - developed by acidvegas (https://git.acid.vegas/void)
set -xev
# Configuration
ARCH=x86_64 # x86_64 or x86_64-musl
CPU=intel # amd or intel
DRIVE=/dev/sdb # can be a single drive or an array if using raidz with zfs
HOSTNAME=blackhole
SWAP_SIZE=4 # In GB (set to 0 to disable)
ROOT_FS=btrfs # btrfs or ext4
TIMEZONE=America/New_York
USERNAME=acidvegas
WIFI_SSID= # Leave blank if you don't want to use wifi
WIFI_PASS=
WIFI_DEV=wlan0
if [ -d /sys/firmware/efi ]; then
BOOT_OPTION=UEFI
else
BOOT_OPTION=BIOS
fi
check_config() {
if [ ! $ARCH = "x86_64" ] && [ ! $ARCH = "x86_64-musl" ]; then
printf "invalid ARCH\n" && exit 1
elif [ ! $CPU = "amd" ] && [ ! $CPU = "intel" ]; then
printf "invalid CPU\n" && exit 1
elif [ ! -b $DRIVE ]; then
printf "invalid DRIVE\n" && exit 1
elif [ -z $HOSTNAME ]; then
printf "invalid HOSTNAME\n" && exit 1
elif ! [ "$SWAP_SIZE" -eq "$SWAP_SIZE" ] 2>/dev/null; then
printf "invalid SWAP_SIZE\n" && exit 1
elif [ ! $ROOT_FS = "btrfs" ] && [ ! $ROOT_FS = "ext4" ] && [ ! $ROOT_FS = "zfs" ]; then
printf "invalid ROOT_FS\n" && exit 1
elif [ ! -f /usr/share/zoneinfo/$TIMEZONE ]; then
printf "invalid TIMEZONE\n" && exit 1
elif [ -z $USERNAME ]; then
printf "invalid USERNAME\n" && exit 1
elif [ ! -z $WIFI_SSID ]; then
if [ -z $(ip addr | grep '^[0-9]:' | awk '{print $2}' | tr -d ':' | grep $WIFI_DEV) ]; then
printf "invalid WIFI_DEV\n" && exit 1
fi
fi
}
setup_network() {
if [ ! -z "$WIFI_SSID" ]; then
if rfkill list wifi | grep -q 'Soft blocked: yes\|Hard blocked: yes'; then
printf "Wifi is blocked, attempting to unblock... (make sure to handle this after reboot)\n"
rfkill unblock wifi
fi
wpa_passphrase "$WIFI_SSID" "$WIFI_PASS" | wpa_supplicant -i $WIFI_DEV -c /dev/stdin
fi
}
setup_partition() {
xbps-install -u xbps
xbps-install -Su
xbps-install parted
wipefs -a $DRIVE
if [ $BOOT_OPTION = "UEFI" ]; then
parted $DRIVE --script mklabel gpt
parted $DRIVE --script mkpart primary fat32 1MiB 513MiB
parted $DRIVE --script set 1 esp on
parted $DRIVE --script mkpart primary $ROOT_FS 513MiB 100%
partprobe $DRIVE
mkfs.vfat ${DRIVE}1
if [ $ROOT_FS = "btrfs" ]; then
mkfs.btrfs -f ${DRIVE}2
mount ${DRIVE}2 /mnt
btrfs subvolume create /mnt/@
btrfs subvolume create /mnt/@home
btrfs subvolume create /mnt/@snapshots
umount /mnt
mount -o subvol=@ ${DRIVE}2 /mnt
mkdir -p /mnt/{home,snapshots}
mount -o subvol=@home ${DRIVE}2 /mnt/home
mount -o subvol=@snapshots ${DRIVE}2 /mnt/snapshots
elif [ $ROOT_FS = "ext4" ]; then
mkfs.ext4 ${DRIVE}2
mount ${DRIVE}2 /mnt
fi
mkdir -p /mnt/boot/efi
mount ${DRIVE}1 /mnt/boot/efi
elif [ $BOOT_OPTION = "BIOS" ]; then
parted $DRIVE --script mklabel msdos
parted $DRIVE --script mkpart primary $ROOT_FS 1MiB 100%
parted $DRIVE --script set 1 boot on
partprobe $DRIVE
if [ $ROOT_FS = "btrfs" ]; then
mkfs.btrfs -f ${DRIVE}1
mount ${DRIVE}1 /mnt
btrfs subvolume create /mnt/@
btrfs subvolume create /mnt/@home
btrfs subvolume create /mnt/@snapshots
umount /mnt
mount -o subvol=@ ${DRIVE}1 /mnt
mkdir -p /mnt/{home,snapshots}
mount -o subvol=@home ${DRIVE}1 /mnt/home
mount -o subvol=@snapshots ${DRIVE}1 /mnt/snapshots
elif [ $ROOT_FS = "ext4" ]; then
mkfs.ext4 ${DRIVE}1
mount ${DRIVE}1 /mnt
fi
fi
}
setup_install() {
REPO=https://repo-default.voidlinux.org/current
if [ $ARCH = 'x86_64-musl' ]; then
REPO=$REPO/musl
fi
mkdir -p /mnt/var/db/xbps/keys
cp /var/db/xbps/keys/* /mnt/var/db/xbps/keys/
XBPS_ARCH=$ARCH xbps-install -S -r /mnt -R "$REPO" base-system linux
printf "entering chroot...remember to run setup_chroot() inside the chroot!\n"
xchroot /mnt /bin/bash
}
setup_chroot() {
passwd
xbps-install -u xbps
xbps-install -Su
if [ $CPU = "intel" ]; then
xbps-install void-repo-nonfree
xbps-install -Su
xbps-install intel-ucode
ln -sf /etc/sv/intel-ucode /etc/runit/runsvdir/default/
elif [ $CPU = "amd" ]; then
xbps-install linux-firmware-amd
fi
useradd -m -s /bin/bash $USERNAME && passwd $USERNAME && gpasswd -a $USERNAME wheel
ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
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#ln -sf /etc/sv/dhcpcd /etc/runit/runsvdir/default/
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hwclock --systohc
printf "$HOSTNAME\n" > /etc/hostname
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printf "HOSTNAME=\"$HOSTNAME\"\nHARDWARECLOCK=\"UTC\"\nTIMEZONE=\"$TIMEZONE\"\nKEYMAP=us\nCGROUP_MODE=\"unified\"\n" > /etc/rc.conf
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if [ $ARCH = 'x86_64' ]; then
printf "en_US.UTF-8 UTF-8\n" > /etc/default/libc-locales
printf "LANG=en_US.UTF-8\n" > /etc/locale.conf
xbps-reconfigure -f glibc-locales
fi
if [ $BOOT_OPTION = "UEFI" ]; then
if [ $ROOT_FS = "btrfs" ]; then
printf "UUID=$(blkid -s UUID -o value ${DRIVE}2) / $ROOT_FS defaults,noatime,subvol=@ 0 1\n"
printf "UUID=$(blkid -s UUID -o value ${DRIVE}2) /home $ROOT_FS defaults,subvol=@home 0 1\n"
printf "UUID=$(blkid -s UUID -o value ${DRIVE}2) /snapshots $ROOT_FS defaults,subvol=@snapshots 0 1\n"
elif [ $ROOT_FS = "ext4" ]; then
printf "UUID=$(blkid -s UUID -o value ${DRIVE}2) / $ROOT_FS defaults,noatime 0 1\n"
fi
printf "UUID=$(blkid -s UUID -o value ${DRIVE}1) /boot/efi vfat defaults,noatime 0 1\n"
elif [ $BOOT_OPTION = "BIOS" ]; then
if [ $ROOT_FS = "btrfs" ]; then
printf "UUID=$(blkid -s UUID -o value ${DRIVE}1) / btrfs defaults,noatime,subvol=@ 0 1\n"
printf "UUID=$(blkid -s UUID -o value ${DRIVE}1) /home btrfs defaults,subvol=@home 0 1\n"
printf "UUID=$(blkid -s UUID -o value ${DRIVE}1) /snapshots btrfs defaults,subvol=@snapshots 0 1\n"
elif [ $ROOT_FS = "ext4" ]; then
printf "UUID=$(blkid -s UUID -o value ${DRIVE}1) / $ROOT_FS defaults,noatime 0 1\n"
fi
fi > /etc/fstab
printf "tmpfs /tmp tmpfs defaults,nosuid,nodev 0 0\n" >> /etc/fstab
if [ $SWAP_SIZE -gt 0 ]; then
touch /swapfile
if [ $ROOT_FS = "btrfs" ]; then
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chattr +C /swapfile # Needed?
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fi
dd if=/dev/zero of=/swapfile bs=1M count=${SWAP_SIZE}k status=progress
chmod 0600 /swapfile
mkswap /swapfile
swapon /swapfile
printf "/swapfile none swap sw 0 0\n" >> /etc/fstab
fi
if [ $BOOT_OPTION = "UEFI" ]; then
xbps-install gummiboot
gummiboot install
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cp /boot/efi/EFI/GRUB/grubx64.efi /boot/efi/EFI/boot/bootx64.efi # copy the EFI for tricking compatability
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elif [ $BOOT_OPTION = "BIOS" ]; then
xbps-install grub
grub-install /dev/$DRIVE
fi
xbps-reconfigure -fa
exit
}
if [ "$#" -ne 1 ]; then
printf "usage: $0 [install|partition|chroot|final]\n"
exit 1
fi
check_config
case "$1" in
network) setup_network ;;
partition) setup_partition ;;
install) setup_install ;;
chroot) setup_chroot ;;
final) umount -R /mnt; reboot ;;
*) printf "usage: $0 [install|partition|chroot|final]\n"; exit 1 ;;
esac