Add headless installer.
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#!/bin/bash
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# https://wizardzines.com/comics/bash-errors/bash-errors.png
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set -euo pipefail
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exec >> >(tee -i /tmp/install.log)
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exec 2>&1
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clear
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# Friendly introduction.
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echo "0. WELCOME"
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echo "Welcome to the Arch Linux installation script!"
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echo "This script will ERASE ALL DATA on the partition you will choose next!"
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echo
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read -p "Do you want to continue? Type [Y]es or [N]o. " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]
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then
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exit 1
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fi
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clear
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# Selecting disk.
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echo "1. PARTITIONING"
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echo "Please select a disk to partition:"
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echo
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# Don't separate values by space.
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IFS=$'\n'
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# Set variable containing name and size of all disks.
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dsks=( $(lsblk -d | tail -n+2 | awk '{print $1" "$4}') )
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# Declare the array.
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declare -a dsks
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# Select value on array.
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select dev in ${dsks[*]}
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do
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break
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done
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echo
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# Separate values by spaces.
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IFS=' '
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# Create new variable of selection.
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array=($dev)
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dev="${array[0]}"
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clear
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echo "2. ENCRYPTION"
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echo
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# Setting encryption password.
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echo "Choose a strong password for encrypting the primary partition:"
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pwcr=""
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while [ -z "$pwcr" ]; do
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echo "Please enter a password: "
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read -s pwfr
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read -s -p "Retype a password: " pwsc
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if [ $pwfr == $pwsc ];
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then
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pwcr=$pwfr
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echo
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echo "Both passwords are the same. Continuing.."
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break
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else
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echo
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echo "You have entered different passwords. Try again.."
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echo
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fi
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done
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clear
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echo "3. HOSTNAME"
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echo
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# Setting hostname.
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echo "Before installing the system, please enter a hostname:"
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read host
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clear
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echo "4. ROOT PASSWORD"
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echo
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# Setting root password.
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echo "Choose a password for the root account:"
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pwr=""
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while [ -z "$pwr" ]; do
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echo "Please enter a password: "
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read -s pwfr
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read -s -p "Retype a password: " pwsc
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if [ $pwfr == $pwsc ];
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then
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pwrt=$pwfr
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echo
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echo "Both passwords are the same. Continuing.."
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break
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else
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echo
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echo "You have entered different passwords. Try again.."
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echo
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fi
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done
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clear
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echo "4. USER"
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echo
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# Setting username
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echo "Please enter a username:"
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read user
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echo
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# Setting user password.
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echo "Also please choose a password for your user:"
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pwu=""
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while [ -z "$pwu" ]; do
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echo "Please enter a password: "
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read -s pwfr
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read -s -p "Retype a password: " pwsc
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if [ $pwfr == $pwsc ];
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then
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pwur=$pwfr
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echo
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echo "Both passwords are the same. Continuing.."
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break
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else
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echo
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echo "You have entered different passwords. Try again.."
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echo
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fi
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done
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clear
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echo "5. INSTALLING SYSTEM.."
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echo
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# Starting partitioning.
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echo "Partitioning /dev/$dev.."
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echo
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# Clearing partition table of selected disk.
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echo "Clearing existing partitioning table."
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sgdisk -Z /dev/$dev &&
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echo
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# Creating boot partition.
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echo "Creating boot partition of 512 MB."
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sgdisk -n 1:0:+512M /dev/$dev &&
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echo
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# Setting type for EFI.
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echo "Setting partition type."
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sgdisk -t 1:ef00 /dev/$dev &&
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echo
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# Creating system partition.
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echo "Creating system partition."
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sgdisk -n 2:0:0 /dev/$dev
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echo
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# Print partitions.
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echo "This is your new partition table:"
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lsblk | grep "$dev"
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echo
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# Get new variable.
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if [ $dev = "nvme0n1" ];
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then
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main=${dev}p2
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else
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main=${dev}2
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fi
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# Encrypting partition.
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echo "Encrypting system partition. This might take a while."
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echo
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echo -en "$pwcr\n$pwcr" | cryptsetup -c aes-xts-plain -s 512 luksFormat /dev/$main &&
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echo "Partition successfully encrypted."
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echo
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# Opening encrypted partition and mounting at /dev/mapper/main.
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echo "Decrypting.. This also might take a while."
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echo
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echo -en "$pwcr\n$pwcr" | cryptsetup luksOpen /dev/$main main &&
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echo "Partition successfully opened."
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echo
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lsblk | grep "$dev"
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echo
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echo "Creating the filesystem."
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if [ $dev = "nvme0n1" ];
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then
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boot=${dev}p1
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else
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boot=${dev}1
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fi
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mkfs.fat -F 32 -n UEFI /dev/$boot &&
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echo "Filesystem for boot successfully created."
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echo
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# Creating btrfs partition.
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mkfs.btrfs /dev/mapper/main &&
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mount /dev/mapper/main /mnt &&
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btrfs subvolume create /mnt/root &&
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btrfs subvolume create /mnt/home &&
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umount /mnt &&
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echo
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echo "Mounting.." &&
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mount -o autodefrag,compress=zstd:3,subvol=root /dev/mapper/main /mnt &&
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mkdir /mnt/home &&
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mount -o autodefrag,compress=zstd:3,subvol=home /dev/mapper/main /mnt/home &&
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mkdir /mnt/boot &&
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mount /dev/$boot /mnt/boot &&
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echo "Mounting complete." &&
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echo
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lsblk
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echo
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# Updating mirrors using reflector.
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echo "Updating mirrors.."
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reflector --verbose --latest 10 --country Germany --age 24 --protocol https --sort rate --save /etc/pacman.d/mirrorlist &&
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echo "Done."
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echo
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echo "Updating keyring.."
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pacman -Sy archlinux-keyring --noconfirm &&
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echo "Done."
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echo
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# Installing base system.
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echo "Installing basic packages.."
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pacstrap /mnt base btrfs-progs linux linux-firmware linux-zen nano networkmanager sudo &&
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echo "Base system installed."
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echo
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# Generating fstab.
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echo "Generating fstab.."
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genfstab -Up /mnt > /mnt/etc/fstab &&
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echo "Done."
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echo
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# Setting hostname.
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echo "Setting hostname.."
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echo $host > /mnt/etc/hostname &&
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echo "Done."
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echo
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# Setting locale.
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echo "Setting and generating locale.."
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cat << EOF >/mnt/etc/locale.gen
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en_US.UTF-8 UTF-8
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EOF
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#echo "${localegen}" >>/mnt/etc/locale.gen
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arch-chroot /mnt locale-gen
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echo "LANG=en_US.UTF-8" > /mnt/etc/locale.conf &&
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echo "KEYMAP=de-latin1" > /mnt/etc/vconsole.conf &&
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echo "Done."
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echo
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# Set X locale and keyboard alyout.
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echo "Setting locale and keyboard layout."
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#arch-chroot /mnt localectl --no-convert set-keymap de-latin1-nodeadkeys &&
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systemd-firstboot --root=/mnt --keymap=de-latin1-nodeadkeys &&
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cat << EOF > /mnt/etc/X11/xorg.conf.d/00-keyboard.conf &&
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# Written by systemd-localed(8), read by systemd-localed and Xorg. It's
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# probably wise not to edit this file manually. Use localectl(1) to
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# instruct systemd-localed to update it.
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Section "InputClass"
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Identifier "system-keyboard"
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MatchIsKeyboard "on"
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Option "XkbLayout" "de"
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Option "XkbModel" "pc105"
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Option "XkbVariant" "deadgraveacute"
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EndSection
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EOF
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echo "Done."
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echo
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# Editing mkinitcpio.conf.
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echo "Editing /etc/mkinitcpio.conf.."
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sed -i '55s/.*/HOOKS=(base udev autodetect microcode modconf kms block keyboard keymap encrypt filesystems fsck shutdown)/' /mnt/etc/mkinitcpio.conf &&
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echo "Done."
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echo
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# Editing taskbar.
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#sed -i '65s/.*/launchers=applications:systemsettings.desktop,applications:org.kde.konsole.desktop,applications:firefox.desktop/' /mnt/home/${user}/.config/plasma-org.kde.plasma.desktop-appletsrc
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# Creating inital ramdisk.
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echo "Creating inital ramdisk for linux-zen.."
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arch-chroot /mnt mkinitcpio -p linux-zen &&
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echo "Done."
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echo
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# Enable network and display manager.
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echo "Enabling Networkmanager and display manager (sddm).."
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arch-chroot /mnt systemctl enable NetworkManager sddm &&
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echo "Done."
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echo
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# Set root password
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echo "Setting root password.."
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echo -en "$pwrt\n$pwrt" | arch-chroot /mnt passwd
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echo "Done."
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echo
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# Install bootloader.
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echo "Installing systemd-boot.."
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arch-chroot /mnt bootctl --path=/boot install &&
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echo "Done."
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echo
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# Get UUID for primary partition
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uuid=$(ls -l /dev/disk/by-uuid | grep $main | awk '{print $9}')
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# Set bootloader entry.
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echo "Setting up bootloader.."
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cat << EOF > /mnt/boot/loader/entries/arch.conf &&
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title Arch Linux
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linux /vmlinuz-linux-zen
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#initrd /amd-ucode.img
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#initrd /intel-ucode.img
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initrd /initramfs-linux-zen.img
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options cryptdevice=UUID=$uuid:main
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options root=/dev/mapper/main rw
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options rootflags=subvol=root
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options lang=de locale=de_DE.UTF-8
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options init=/usr/lib/systemd/systemd
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EOF
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# Set bootloader fallback entry.
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cat << EOF > /mnt/boot/loader/entries/arch-fallback.conf &&
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title Arch Linux Fallback
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linux /vmlinuz-linux
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initrd /initramfs-linux-fallback.img
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options cryptdevice=UUID=$uuid:main
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options root=/dev/mapper/main rw
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options rootflags=subvol=root
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options lang=de locale=de_DE.UTF-8
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options init=/usr/lib/systemd/systemd
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EOF
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# Set bootloader.
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echo "timeout 1" >> /mnt/boot/loader/loader.conf &&
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echo "default arch.conf" >> /mnt/boot/loader/loader.conf &&
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echo "Done."
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echo
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# Set username, password and group.
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echo "Adding user.."
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arch-chroot /mnt useradd -m $user &&
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echo -en "$pwur\n$pwur" | arch-chroot /mnt passwd $user &&
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arch-chroot /mnt gpasswd -a $user wheel &&
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sed -i '82s/.*/%wheel ALL=(ALL) ALL/' /mnt/etc/sudoers
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echo "Done."
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echo
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# Enabling sddm auto-login.
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echo "Enabling auto-login.."
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mkdir /mnt/etc/sddm.conf.d &&
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cat << EOF > /mnt/etc/sddm.conf.d/autologin.conf
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[Autologin]
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User=$user
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Session=plasma
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EOF
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echo "Done."
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echo
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# Adding sddm config.
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cat << EOF > /mnt/etc/sddm.conf.d/kde_settings.conf
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[Autologin]
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Relogin=false
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Session=plasma
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User=$user
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[General]
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HaltCommand=/usr/bin/systemctl poweroff
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RebootCommand=/usr/bin/systemctl reboot
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[Theme]
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Current=breeze
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[Users]
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MaximumUid=60513
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MinimumUid=1000
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EOF
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# Unmounting and rebooting.
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echo "Unmounting system.."
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umount /mnt/boot &&
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umount /mnt &&
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echo "Done."
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echo
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clear
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echo "Installation finished!"
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#read -p "Do you want to read the log? Type [Y]es or [N]o. " -n 1 -r
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#echo
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#if [[ ! $REPLY =~ ^[Yy]$ ]]
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#then
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# less /tmp/install.log
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#fi
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#echo
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#echo "Press [Enter] to shut down, then remove the installation media and start your system."
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#poweroff
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