install.sh

#!/bin/bash
#-------------------------------------------------------
#LOCALE OPTIONS WHICH WILL BE SET MANUALLY BY THE USER |
#-------------------------------------------------------

#TIMEZONE; you can find yours with 'tzselect'
ZONE="Europe"
SUBZONE="Zurich"

#KEYMAP; 'localectl list-keymaps' lists all available options
KEYMAP="de_CH-latin1"

#DON'T CHANGE ANYTHING BELOW THE LINE
#-------------------------------------------------------------------------------
timedatectl set-ntp true
#------------------
#MAIN INFORMATION |
#------------------
echo -e "notes: \n* there is only one disk used (sda)\n* make sure you have network connection through ethernet\n* you will give the size of rootvol and swapvol and the rest goes to homevol\n* have fun! :D"
echo -e "----------------------------------------------------------------------"
read -p "wipe disk? (will take a long time) (sda) [y/n]: " WIPE
if [[ "$WIPE" = "y" ]]; then
  read -p "random or zero? (random will take much more time) [random/zero]: " CLEAN
  if [[ "$CLEAN" = "zero" ]]; then
    dd if=/dev/zero of=/dev/sda bs=1M status=progress
  elif [[ "$CLEAN" = "random" ]]; then
    dd if=/dev/urandom of=/dev/sda bs=1M status=progress
  fi
fi
echo -e "\n"
read -p "root (/) volume size (e.g 20G): " ROOT
read -p "swap volume size (e.g 4G) [empty = auto]: " RAM
read -p "mbr (BIOS) or gpt (UEFI)?: " PART_TABLE
read -p "hostname: " HOSTNAME
if [[ -z "$RAM" ]]; then
  RAM=$(free -h|awk '/^Mem:/{print $2}')
fi

#-------------------
#DISK PARTITIONING |
#-------------------
if [[ "$PART_TABLE" = "gpt" ]]; then
	parted /dev/sda <<EOF
	mklabel gpt
	mkpart ESP 1MiB 513MiB
	set 1 boot on
	mkpart primary 513MiB 100%
EOF
	mkfs.vfat -F32 /dev/sda1
elif [[ "$PART_TABLE" = "mbr" ]]; then
	parted /dev/sda <<EOF
	mklabel msdos
	mkpart primary 1MiB 513MiB
	set 1 boot on
	mkpart primary 513MiB 100%
EOF
  mkfs.ext4 /dev/sda1
else
  echo "false Partition table (only mbr or gpt)"
  exit 1
fi

#----------------------------------------
#ENCRYPTION AND LOGICAL VOLUME CREATION |
#----------------------------------------
echo -e "first type \"YES\" and then enter the chosen password for /dev/sda2 twice and once to unlock."
cryptsetup -v --cipher aes-xts-plain64 --key-size 512 --hash sha512 --iter-time 5000 --use-random luksFormat /dev/sda2
	while [ "$?" = "2" ]; do
		echo -e "try again: "
		cryptsetup -v --cipher aes-xts-plain64 --key-size 512 --hash sha512 --iter-time 5000 --use-random luksFormat /dev/sda2
	done
cryptsetup open --type luks /dev/sda2 lvm
	while [ "$?" = "2" ]; do
		echo -e "try again: "
		cryptsetup open --type luks /dev/sda2 lvm
	done

pvcreate /dev/mapper/lvm
vgcreate archlinux /dev/mapper/lvm

lvcreate -L "$RAM" archlinux -n swapvol
lvcreate -L "$ROOT" archlinux -n rootvol
lvcreate -l +100%FREE archlinux -n homevol

#---------------------------------------
#VOLUME PARTITIONING AND MOUNT TO /MNT |
#---------------------------------------
mkfs.xfs /dev/mapper/archlinux-rootvol
mkfs.xfs /dev/mapper/archlinux-homevol
mkswap /dev/mapper/archlinux-swapvol

mount /dev/archlinux/rootvol /mnt
mkdir /mnt/home
mount /dev/archlinux/homevol /mnt/home
swapon /dev/archlinux/swapvol

mkdir /mnt/boot
mount /dev/sda1 /mnt/boot

#--------------
#INSTALLATION |
#--------------
echo -e "\n"
read -p "do you want to make changes to the pacman mirrorlist? [y/n]: " MIRRORLIST
if [[ "$MIRRORLIST" = "y" ]]; then
	vim /etc/pacman.d/mirrorlist
fi
pacstrap /mnt base base-devel
genfstab -U /mnt >> /mnt/etc/fstab

#---------------------
#AFTER INSTALL TASKS |
#---------------------
sed -i "5s/.*/PART_TABLE="$PART_TABLE"/" scripts/chroot.sh
sed -i "10s/.*/HOSTNAME="$HOSTNAME"/" scripts/chroot.sh
sed -i "17s/.*/LOCALTIME="$ZONE"\/"$SUBZONE"/" scripts/chroot.sh
sed -i "24s/.*/KEYMAP="$KEYMAP"/" scripts/chroot.sh
cp "$PWD"/scripts/chroot.sh /mnt
cp "$PWD"/scripts/user_application.sh /mnt/root
echo -e "\ntype \"./chroot.sh\" to continue the installation"
arch-chroot /mnt /bin/bash