A development-centric and minimalist Arch-linux installation script.

charbsOS.sh

#!/usr/bin/env bash

echo -ne "
░█████╗░██╗░░██╗░█████╗░██████╗░██████╗░░██████╗
██╔══██╗██║░░██║██╔══██╗██╔══██╗██╔══██╗██╔════╝
██║░░╚═╝███████║███████║██████╔╝██████╦╝╚█████╗░
██║░░██╗██╔══██║██╔══██║██╔══██╗██╔══██╗░╚═══██╗
╚█████╔╝██║░░██║██║░░██║██║░░██║██████╦╝██████╔╝
░╚════╝░╚═╝░░╚═╝╚═╝░░╚═╝╚═╝░░╚═╝╚═════╝░╚═════╝░
  v0.1.0
"

# prepare the system
pacman -Sy --noconfirm --needed
timedatectl set-ntp true

echo -ne "
+----------------------------------------------+
| Partitioning                                 |
+----------------------------------------------+
"

# unmount all devices
umount -A --recursive /mnt

# wipe the disk & create new partitions
dd if=/dev/zero of=${DISK} bs=512 count=1 conv=notrunc
parted ${DISK} -- mklabel gpt
parted ${DISK} -- mkpart boot 1MiB 100MiB
parted ${DISK} -- mkpart arch 100MiB 100%
parted ${DISK} -- set 1 boot on

# determine the partition names based on the disk type
if [[ "${DISK}" =~ "nvme" ]]; then
    p1=${DISK}p1
    p2=${DISK}p2
else
    p1=${DISK}2
    p2=${DISK}3
fi

# format and mount the partitions
mkfs.fat -F 32 ${p1}
mkfs.ext4 ${p2}
mount ${p2} /mnt
mount --mkdir ${p1} /mnt/boot

echo -ne "
+----------------------------------------------+
| Installing base system                       |
+----------------------------------------------+
"

# install the base system
pacstrap /mnt base base-devel linux linux-firmware refind intel-ucode
pacstrap /mnt git zsh networkmanager dhclient
 
# define the fstab entries by label
genfstab -L /mnt >> /mnt/etc/fstab

# loggin to the root partition
arch-chroot /mnt

# configure time, language & hostname
ln -sf /usr/share/zoneinfo/America/Montreal /etc/localtime
hwclock --systohc
locale-gen
echo "LANG=en_US.UTF-8" > /etc/locale.conf
echo "uss-enterprise" > /etc/hostname

# configure bootloader
refind-install
sed -i '1,2d' /boot/refind_linux.conf # remove install iso entries
sed -i 's/"$/ initrd=\\intel-ucode.img initrd=\\initramfs-linux.img"/' /boot/refind_linux.conf # load microcode kernel
mkdir /boot/etc && cp /etc/os-release /boot/etc

# install bootloader team
mkdir /boot/EFI/refind/themes
git clone https://github.com/nicholasc/rEFInd-minimal /boot/EFI/refind/themes/rEFInd-minimal
echo -ne "
include themes/rEFInd-minimal/theme.conf" >> /boot/EFI/refind/refind.conf
pacman -R refind --noconfirm

# enable networking
systemctl enable --now NetworkManager

# add sudo no password rights
sed -i 's/^# %wheel ALL=(ALL) NOPASSWD: ALL/%wheel ALL=(ALL) NOPASSWD: ALL/' /etc/sudoers
sed -i 's/^# %wheel ALL=(ALL:ALL) NOPASSWD: ALL/%wheel ALL=(ALL:ALL) NOPASSWD: ALL/' /etc/sudoers

# enable multilib
sed -i "/\[multilib\]/,/Include/"'s/^#//' /etc/pacman.conf

# create user
useradd -m -G wheel -s /bin/zsh $USERNAME
echo "$USERNAME:$PASSWORD" | chpasswd