#!/bin/bash echo -ne " ------------------------------------------------------------------------- █████╗ ██████╗ ██████╗██╗ ██╗████████╗██╗████████╗██╗ ██╗███████╗ ██╔══██╗██╔══██╗██╔════╝██║ ██║╚══██╔══╝██║╚══██╔══╝██║ ██║██╔════╝ ███████║██████╔╝██║ ███████║ ██║ ██║ ██║ ██║ ██║███████╗ ██╔══██║██╔══██╗██║ ██╔══██║ ██║ ██║ ██║ ██║ ██║╚════██║ ██║ ██║██║ ██║╚██████╗██║ ██║ ██║ ██║ ██║ ╚██████╔╝███████║ ╚═╝ ╚═╝╚═╝ ╚═╝ ╚═════╝╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚══════╝ ------------------------------------------------------------------------- Automated Arch Linux Installer ------------------------------------------------------------------------- Verifying Arch Linux ISO is Booted " if [ ! -f /usr/bin/pacstrap ]; then echo "This script must be run from an Arch Linux ISO environment." exit 1 fi root_check() { if [[ "$(id -u)" != "0" ]]; then echo -ne "ERROR! This script must be run under the 'root' user!\n" exit 0 fi } docker_check() { if awk -F/ '$2 == "docker"' /proc/self/cgroup | read -r; then echo -ne "ERROR! Docker container is not supported (at the moment)\n" exit 0 elif [[ -f /.dockerenv ]]; then echo -ne "ERROR! Docker container is not supported (at the moment)\n" exit 0 fi } arch_check() { if [[ ! -e /etc/arch-release ]]; then echo -ne "ERROR! This script must be run in Arch Linux!\n" exit 0 fi } pacman_check() { if [[ -f /var/lib/pacman/db.lck ]]; then echo "ERROR! Pacman is blocked." echo -ne "If not running remove /var/lib/pacman/db.lck.\n" exit 0 fi } background_checks() { root_check arch_check pacman_check docker_check } select_option() { local options=("$@") local num_options=${#options[@]} local selected=0 local last_selected=-1 while true; do # Move cursor up to the start of the menu if [ $last_selected -ne -1 ]; then echo -ne "\033[${num_options}A" fi echo "Please select an option using the arrow keys and Enter:" for i in "${!options[@]}"; do if [ $i -eq $selected ]; then echo "> ${options[$i]}" else echo " ${options[$i]}" fi done last_selected=$selected # Read user input read -rsn1 key case $key in $'\x1b') # ESC sequence read -rsn2 -t 0.1 key case $key in '[A') # Up arrow ((selected--)) if [ $selected -lt 0 ]; then selected=$((num_options - 1)) fi ;; '[B') # Down arrow ((selected++)) if [ $selected -ge $num_options ]; then selected=0 fi ;; esac ;; '') # Enter key break ;; esac done return $selected } # @description Displays ArchTitus logo # @noargs logo () { # This will be shown on every set as user is progressing echo -ne " ------------------------------------------------------------------------- █████╗ ██████╗ ██████╗██╗ ██╗████████╗██╗████████╗██╗ ██╗███████╗ ██╔══██╗██╔══██╗██╔════╝██║ ██║╚══██╔══╝██║╚══██╔══╝██║ ██║██╔════╝ ███████║██████╔╝██║ ███████║ ██║ ██║ ██║ ██║ ██║███████╗ ██╔══██║██╔══██╗██║ ██╔══██║ ██║ ██║ ██║ ██║ ██║╚════██║ ██║ ██║██║ ██║╚██████╗██║ ██║ ██║ ██║ ██║ ╚██████╔╝███████║ ╚═╝ ╚═╝╚═╝ ╚═╝ ╚═════╝╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚══════╝ ------------------------------------------------------------------------ Please select presetup settings for your system ------------------------------------------------------------------------ " } # @description This function will handle file systems. At this movement we are handling only # btrfs and ext4. Others will be added in future. filesystem () { echo -ne " Please Select your file system for both boot and root " options=("btrfs" "ext4" "luks" "exit") select_option "${options[@]}" case $? in 0) export FS=btrfs;; 1) export FS=ext4;; 2) set_password "LUKS_PASSWORD" export FS=luks ;; 3) exit ;; *) echo "Wrong option please select again"; filesystem;; esac } # @description Detects and sets timezone. timezone () { # Added this from arch wiki https://wiki.archlinux.org/title/System_time time_zone="$(curl --fail https://ipapi.co/timezone)" echo -ne " System detected your timezone to be '$time_zone' \n" echo -ne "Is this correct? " options=("Yes" "No") select_option "${options[@]}" case ${options[$?]} in y|Y|yes|Yes|YES) echo "${time_zone} set as timezone" export TIMEZONE=$time_zone;; n|N|no|NO|No) echo "Please enter your desired timezone e.g. Europe/London :" read new_timezone echo "${new_timezone} set as timezone" export TIMEZONE=$new_timezone;; *) echo "Wrong option. Try again";timezone;; esac } # @description Set user's keyboard mapping. keymap () { echo -ne " Please select key board layout from this list" # These are default key maps as presented in official arch repo archinstall options=(us by ca cf cz de dk es et fa fi fr gr hu il it lt lv mk nl no pl ro ru sg ua uk) select_option "${options[@]}" keymap=${options[$?]} echo -ne "Your key boards layout: ${keymap} \n" export KEYMAP=$keymap } # @description Choose whether drive is SSD or not. drivessd () { echo -ne " Is this an ssd? yes/no: " options=("Yes" "No") select_option "${options[@]}" case ${options[$?]} in y|Y|yes|Yes|YES) export MOUNT_OPTIONS="noatime,compress=zstd,ssd,commit=120";; n|N|no|NO|No) export MOUNT_OPTIONS="noatime,compress=zstd,commit=120";; *) echo "Wrong option. Try again";drivessd;; esac } # @description Disk selection for drive to be used with installation. diskpart () { echo -ne " ------------------------------------------------------------------------ THIS WILL FORMAT AND DELETE ALL DATA ON THE DISK Please make sure you know what you are doing because after formating your disk there is no way to get data back *****BACKUP YOUR DATA BEFORE CONTINUING***** ***I AM NOT RESPONSIBLE FOR ANY DATA LOSS*** ------------------------------------------------------------------------ " PS3=' Select the disk to install on: ' options=($(lsblk -n --output TYPE,KNAME,SIZE | awk '$1=="disk"{print "/dev/"$2"|"$3}')) select_option "${options[@]}" disk=${options[$?]%|*} echo -e "\n${disk%|*} selected \n" export DISK=${disk%|*} drivessd } # @description Gather username and password to be used for installation. userinfo () { # Loop through user input until the user gives a valid username while true do read -p "Please enter username:" username if [[ "${username,,}" =~ ^[a-z_]([a-z0-9_-]{0,31}|[a-z0-9_-]{0,30}\$)$ ]] then break fi echo "Incorrect username." done export USERNAME=$username while true do read -rs -p "Please enter password: " PASSWORD1 echo -ne "\n" read -rs -p "Please re-enter password: " PASSWORD2 echo -ne "\n" if [[ "$PASSWORD1" == "$PASSWORD2" ]]; then break else echo -ne "ERROR! Passwords do not match. \n" fi done export PASSWORD=$PASSWORD1 # Loop through user input until the user gives a valid hostname, but allow the user to force save while true do read -p "Please name your machine:" name_of_machine # hostname regex (!!couldn't find spec for computer name!!) if [[ "${name_of_machine,,}" =~ ^[a-z][a-z0-9_.-]{0,62}[a-z0-9]$ ]] then break fi # if validation fails allow the user to force saving of the hostname read -p "Hostname doesn't seem correct. Do you still want to save it? (y/n)" force if [[ "${force,,}" = "y" ]] then break fi done export NAME_OF_MACHINE=$name_of_machine } # Starting functions background_checks clear logo userinfo clear logo diskpart clear logo filesystem clear logo timezone clear logo keymap echo "Setting up mirrors for optimal download" iso=$(curl -4 ifconfig.co/country-iso) timedatectl set-ntp true pacman -S --noconfirm archlinux-keyring #update keyrings to latest to prevent packages failing to install pacman -S --noconfirm --needed pacman-contrib terminus-font setfont ter-v18b sed -i 's/^#ParallelDownloads/ParallelDownloads/' /etc/pacman.conf pacman -S --noconfirm --needed reflector rsync grub cp /etc/pacman.d/mirrorlist /etc/pacman.d/mirrorlist.backup echo -ne " ------------------------------------------------------------------------- Setting up $iso mirrors for faster downloads ------------------------------------------------------------------------- " reflector -a 48 -c $iso -f 5 -l 20 --sort rate --save /etc/pacman.d/mirrorlist mkdir /mnt &>/dev/null # Hiding error message if any echo -ne " ------------------------------------------------------------------------- Installing Prerequisites ------------------------------------------------------------------------- " pacman -S --noconfirm --needed gptfdisk btrfs-progs glibc echo -ne " ------------------------------------------------------------------------- Formating Disk ------------------------------------------------------------------------- " umount -A --recursive /mnt # make sure everything is unmounted before we start # disk prep sgdisk -Z ${DISK} # zap all on disk sgdisk -a 2048 -o ${DISK} # new gpt disk 2048 alignment # create partitions sgdisk -n 1::+1M --typecode=1:ef02 --change-name=1:'BIOSBOOT' ${DISK} # partition 1 (BIOS Boot Partition) sgdisk -n 2::+300M --typecode=2:ef00 --change-name=2:'EFIBOOT' ${DISK} # partition 2 (UEFI Boot Partition) sgdisk -n 3::-0 --typecode=3:8300 --change-name=3:'ROOT' ${DISK} # partition 3 (Root), default start, remaining if [[ ! -d "/sys/firmware/efi" ]]; then # Checking for bios system sgdisk -A 1:set:2 ${DISK} fi partprobe ${DISK} # reread partition table to ensure it is correct # make filesystems echo -ne " ------------------------------------------------------------------------- Creating Filesystems ------------------------------------------------------------------------- " # @description Creates the btrfs subvolumes. createsubvolumes () { btrfs subvolume create /mnt/@ btrfs subvolume create /mnt/@home btrfs subvolume create /mnt/@var btrfs subvolume create /mnt/@tmp btrfs subvolume create /mnt/@.snapshots } # @description Mount all btrfs subvolumes after root has been mounted. mountallsubvol () { mount -o ${MOUNT_OPTIONS},subvol=@home ${partition3} /mnt/home mount -o ${MOUNT_OPTIONS},subvol=@tmp ${partition3} /mnt/tmp mount -o ${MOUNT_OPTIONS},subvol=@var ${partition3} /mnt/var mount -o ${MOUNT_OPTIONS},subvol=@.snapshots ${partition3} /mnt/.snapshots } # @description BTRFS subvolulme creation and mounting. subvolumesetup () { # create nonroot subvolumes createsubvolumes # unmount root to remount with subvolume umount /mnt # mount @ subvolume mount -o ${MOUNT_OPTIONS},subvol=@ ${partition3} /mnt # make directories home, .snapshots, var, tmp mkdir -p /mnt/{home,var,tmp,.snapshots} # mount subvolumes mountallsubvol } if [[ "${DISK}" =~ "nvme" ]]; then partition2=${DISK}p2 partition3=${DISK}p3 else partition2=${DISK}2 partition3=${DISK}3 fi if [[ "${FS}" == "btrfs" ]]; then mkfs.vfat -F32 -n "EFIBOOT" ${partition2} mkfs.btrfs -L ROOT ${partition3} -f mount -t btrfs ${partition3} /mnt subvolumesetup elif [[ "${FS}" == "ext4" ]]; then mkfs.vfat -F32 -n "EFIBOOT" ${partition2} mkfs.ext4 -L ROOT ${partition3} mount -t ext4 ${partition3} /mnt elif [[ "${FS}" == "luks" ]]; then mkfs.vfat -F32 -n "EFIBOOT" ${partition2} # enter luks password to cryptsetup and format root partition echo -n "${LUKS_PASSWORD}" | cryptsetup -y -v luksFormat ${partition3} - # open luks container and ROOT will be place holder echo -n "${LUKS_PASSWORD}" | cryptsetup open ${partition3} ROOT - # now format that container mkfs.btrfs -L ROOT ${partition3} # create subvolumes for btrfs mount -t btrfs ${partition3} /mnt subvolumesetup fi # mount target mkdir -p /mnt/boot/efi mount -t vfat -L EFIBOOT /mnt/boot/ if ! grep -qs '/mnt' /proc/mounts; then echo "Drive is not mounted can not continue" echo "Rebooting in 3 Seconds ..." && sleep 1 echo "Rebooting in 2 Seconds ..." && sleep 1 echo "Rebooting in 1 Second ..." && sleep 1 reboot now fi echo -ne " ------------------------------------------------------------------------- Arch Install on Main Drive ------------------------------------------------------------------------- " pacstrap /mnt base base-devel linux-lts linux-lts-firmware vim nano sudo archlinux-keyring wget libnewt --noconfirm --needed echo "keyserver hkp://keyserver.ubuntu.com" >> /mnt/etc/pacman.d/gnupg/gpg.conf cp /etc/pacman.d/mirrorlist /mnt/etc/pacman.d/mirrorlist genfstab -L /mnt >> /mnt/etc/fstab echo " Generated /etc/fstab: " cat /mnt/etc/fstab echo -ne " ------------------------------------------------------------------------- GRUB BIOS Bootloader Install & Check ------------------------------------------------------------------------- " if [[ ! -d "/sys/firmware/efi" ]]; then grub-install --boot-directory=/mnt/boot ${DISK} else pacstrap /mnt efibootmgr --noconfirm --needed fi echo -ne " ------------------------------------------------------------------------- Checking for low memory systems <8G ------------------------------------------------------------------------- " TOTAL_MEM=$(cat /proc/meminfo | grep -i 'memtotal' | grep -o '[[:digit:]]*') if [[ $TOTAL_MEM -lt 8000000 ]]; then # Put swap into the actual system, not into RAM disk, otherwise there is no point in it, it'll cache RAM into RAM. So, /mnt/ everything. mkdir -p /mnt/opt/swap # make a dir that we can apply NOCOW to to make it btrfs-friendly. if findmnt -n -o FSTYPE /mnt | grep -q btrfs; then chattr +C /mnt/opt/swap # apply NOCOW, btrfs needs that. fi dd if=/dev/zero of=/mnt/opt/swap/swapfile bs=1M count=2048 status=progress chmod 600 /mnt/opt/swap/swapfile # set permissions. chown root /mnt/opt/swap/swapfile mkswap /mnt/opt/swap/swapfile swapon /mnt/opt/swap/swapfile # The line below is written to /mnt/ but doesn't contain /mnt/, since it's just / for the system itself. echo "/opt/swap/swapfile none swap sw 0 0" >> /mnt/etc/fstab # Add swap to fstab, so it KEEPS working after installation. fi arch-chroot /mnt echo -ne " ------------------------------------------------------------------------- Network Setup ------------------------------------------------------------------------- " pacman -S --noconfirm --needed networkmanager dhclient systemctl enable --now NetworkManager echo -ne " ------------------------------------------------------------------------- Setting up mirrors for optimal download ------------------------------------------------------------------------- " pacman -S --noconfirm --needed pacman-contrib curl pacman -S --noconfirm --needed reflector rsync grub arch-install-scripts git cp /etc/pacman.d/mirrorlist /etc/pacman.d/mirrorlist.bak nc=$(grep -c ^processor /proc/cpuinfo) echo -ne " ------------------------------------------------------------------------- You have " $nc" cores. And changing the makeflags for " $nc" cores. Aswell as changing the compression settings. ------------------------------------------------------------------------- " TOTAL_MEM=$(cat /proc/meminfo | grep -i 'memtotal' | grep -o '[[:digit:]]*') if [[ $TOTAL_MEM -gt 8000000 ]]; then sed -i "s/#MAKEFLAGS=\"-j2\"/MAKEFLAGS=\"-j$nc\"/g" /etc/makepkg.conf sed -i "s/COMPRESSXZ=(xz -c -z -)/COMPRESSXZ=(xz -c -T $nc -z -)/g" /etc/makepkg.conf fi echo -ne " ------------------------------------------------------------------------- Setup Language to US and set locale ------------------------------------------------------------------------- " sed -i 's/^#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen locale-gen timedatectl --no-ask-password set-timezone ${TIMEZONE} timedatectl --no-ask-password set-ntp 1 localectl --no-ask-password set-locale LANG="en_US.UTF-8" LC_TIME="en_US.UTF-8" ln -s /usr/share/zoneinfo/${TIMEZONE} /etc/localtime # Set keymaps localectl --no-ask-password set-keymap ${KEYMAP} # 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 #Add parallel downloading sed -i 's/^#ParallelDownloads/ParallelDownloads/' /etc/pacman.conf #Enable multilib sed -i "/\[multilib\]/,/Include/"'s/^#//' /etc/pacman.conf pacman -Sy --noconfirm --needed echo -ne " ------------------------------------------------------------------------- Installing Microcode ------------------------------------------------------------------------- " # determine processor type and install microcode proc_type=$(lscpu) if grep -E "GenuineIntel" <<< ${proc_type}; then echo "Installing Intel microcode" pacman -S --noconfirm --needed intel-ucode elif grep -E "AuthenticAMD" <<< ${proc_type}; then echo "Installing AMD microcode" pacman -S --noconfirm --needed amd-ucode fi echo -ne " ------------------------------------------------------------------------- Installing Graphics Drivers ------------------------------------------------------------------------- " # Graphics Drivers find and install gpu_type=$(lspci) if grep -E "NVIDIA|GeForce" <<< ${gpu_type}; then pacman -S --noconfirm --needed nvidia-lts nvidia-xconfig elif lspci | grep 'VGA' | grep -E "Radeon|AMD"; then pacman -S --noconfirm --needed xf86-video-amdgpu elif grep -E "Integrated Graphics Controller" <<< ${gpu_type}; then pacman -S --noconfirm --needed libva-intel-driver libvdpau-va-gl lib32-vulkan-intel vulkan-intel libva-intel-driver libva-utils lib32-mesa elif grep -E "Intel Corporation UHD" <<< ${gpu_type}; then pacman -S --needed --noconfirm libva-intel-driver libvdpau-va-gl lib32-vulkan-intel vulkan-intel libva-intel-driver libva-utils lib32-mesa fi echo -ne " ------------------------------------------------------------------------- Adding User ------------------------------------------------------------------------- " if [ $(whoami) = "root" ]; then groupadd libvirt useradd -m -G wheel,libvirt -s /bin/bash $USERNAME echo "$USERNAME created, home directory created, added to wheel and libvirt group, default shell set to /bin/bash" # use chpasswd to enter $USERNAME:$password echo "$USERNAME:$PASSWORD" | chpasswd echo "$USERNAME password set" # enter $NAME_OF_MACHINE to /etc/hostname echo $NAME_OF_MACHINE > /etc/hostname else echo "You are already a user proceed with aur installs" fi if [[ ${FS} == "luks" ]]; then # Making sure to edit mkinitcpio conf if luks is selected # add encrypt in mkinitcpio.conf before filesystems in hooks sed -i 's/filesystems/encrypt filesystems/g' /etc/mkinitcpio.conf # making mkinitcpio with linux kernel mkinitcpio -p linux-lts fi echo -ne " ------------------------------------------------------------------------- █████╗ ██████╗ ██████╗██╗ ██╗████████╗██╗████████╗██╗ ██╗███████╗ ██╔══██╗██╔══██╗██╔════╝██║ ██║╚══██╔══╝██║╚══██╔══╝██║ ██║██╔════╝ ███████║██████╔╝██║ ███████║ ██║ ██║ ██║ ██║ ██║███████╗ ██╔══██║██╔══██╗██║ ██╔══██║ ██║ ██║ ██║ ██║ ██║╚════██║ ██║ ██║██║ ██║╚██████╗██║ ██║ ██║ ██║ ██║ ╚██████╔╝███████║ ╚═╝ ╚═╝╚═╝ ╚═╝ ╚═════╝╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚══════╝ ------------------------------------------------------------------------- Automated Arch Linux Installer ------------------------------------------------------------------------- Final Setup and Configurations GRUB EFI Bootloader Install & Check " if [[ -d "/sys/firmware/efi" ]]; then grub-install --efi-directory=/boot ${DISK} fi echo -ne " ------------------------------------------------------------------------- Creating (and Theming) Grub Boot Menu ------------------------------------------------------------------------- " # set kernel parameter for decrypting the drive if [[ "${FS}" == "luks" ]]; then sed -i "s%GRUB_CMDLINE_LINUX_DEFAULT=\"%GRUB_CMDLINE_LINUX_DEFAULT=\"cryptdevice=UUID=${ENCRYPTED_PARTITION_UUID}:ROOT root=/dev/mapper/ROOT %g" /etc/default/grub fi # set kernel parameter for adding splash screen sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="[^"]*/& splash /' /etc/default/grub echo -e "Installing CyberRe Grub theme..." THEME_DIR="/boot/grub/themes/CyberRe" echo -e "Creating the theme directory..." mkdir -p "${THEME_DIR}" # Clone the theme cd "${THEME_DIR}" || exit git init git remote add -f origin https://github.com/ChrisTitusTech/Top-5-Bootloader-Themes.git git config core.sparseCheckout true echo "themes/CyberRe/*" >> .git/info/sparse-checkout git pull origin main mv themes/CyberRe/* . rm -rf themes rm -rf .git echo "CyberRe theme has been cloned to ${THEME_DIR}" echo -e "Backing up Grub config..." cp -an /etc/default/grub /etc/default/grub.bak echo -e "Setting the theme as the default..." grep "GRUB_THEME=" /etc/default/grub 2>&1 >/dev/null && sed -i '/GRUB_THEME=/d' /etc/default/grub echo "GRUB_THEME=\"${THEME_DIR}/theme.txt\"" >> /etc/default/grub echo -e "Updating grub..." grub-mkconfig -o /boot/grub/grub.cfg echo -e "All set!" echo -ne " ------------------------------------------------------------------------- Enabling (and Theming) Login Display Manager ------------------------------------------------------------------------- " systemctl enable sddm.service echo "[Theme]" >> /etc/sddm.conf echo "Current=Nordic" >> /etc/sddm.conf echo -ne " ------------------------------------------------------------------------- Enabling Essential Services ------------------------------------------------------------------------- " ntpd -qg systemctl enable ntpd.service echo " NTP enabled" systemctl disable dhcpcd.service echo " DHCP disabled" systemctl stop dhcpcd.service echo " DHCP stopped" systemctl enable NetworkManager.service echo " NetworkManager enabled" echo -ne " ------------------------------------------------------------------------- Cleaning ------------------------------------------------------------------------- " # Remove no password sudo 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 # Add sudo rights sed -i 's/^# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/' /etc/sudoers sed -i 's/^# %wheel ALL=(ALL:ALL) ALL/%wheel ALL=(ALL:ALL) ALL/' /etc/sudoers # Replace in the same state cd "$(pwd)" || exit