493 lines
11 KiB
Bash
493 lines
11 KiB
Bash
#!/bin/bash
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set -euo pipefail
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# Write log
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exec >> >(tee -i /tmp/install.log)
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exec 2>&1
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function cleanup() {
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umount /mnt/boot
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umount /mnt/home
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umount /mnt
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cryptsetup close /dev/mapper/main
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}
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trap cleanup EXIT
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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 [[ ! $REPLY =~ ^[Yy]$ ]]; then
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exit 1
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fi
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clear
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##########
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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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declare -a dsks=( $(lsblk -d | tail -n+2 | awk '{print $1" "$4}') )
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# Select value on array
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select dev in "${dsks[@]}"; 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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##########
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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 "${pwcr}" ]]; do
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echo "Please enter a password: "
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read -rs pwfr
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read -rs -p "Retype a password: " pwsc
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if [[ "${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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##########
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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 -r host
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clear
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##########
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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 "${pwr}" ]]; do
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echo "Please enter a password: "
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read -rs pwfr
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read -rs -p "Retype a password: " pwsc
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if [[ "${pwfr}" == "${pwsc}" ]]; then
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pwrt="${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 -r 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 "${pwu}" ]]; do
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echo "Please enter a password: "
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read -rs pwfr
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read -rs -p "Retype a password: " pwsc
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if [[ "${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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##########
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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 [[ "${dev}" = "nvme0n1" ]]; then
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main="${dev}p2"
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else
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main="${dev}2"
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fi
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# Encrypting partition
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echo "Encrypting system partition. This might take a while."
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echo
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# https://wiki.archlinux.org/title/Dm-crypt/Device_encryption#Encryption_options_for_LUKS_mode
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echo -en "${pwcr}\n${pwcr}" | cryptsetup -s 512 luksFormat /dev/$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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##########
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echo "Creating the filesystem."
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if [ "${dev}" = "nvme0n1" ]; then
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boot="${dev}p1"
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else
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boot="${dev}1"
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fi
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# Create boot filesystem
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mkfs.fat -F 32 -n UEFI "/dev/${boot}"
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echo "Filesystem for boot successfully created."
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echo
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# Creating btrfs filesystem
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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 -a
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echo
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##########
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# Updating mirrors using reflector
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# https://wiki.archlinux.org/title/Installation_guide#Select_the_mirrors
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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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# Check if keyring is up-to-date
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if checkupdates | grep -q archlinux-keyring; then
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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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fi
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echo
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# Installing base system
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# https://wiki.archlinux.org/title/Installation_guide#Install_essential_packages
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echo "Installing basic packages.."
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# Base packages
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base_packages=(
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base # Arch Linux Base
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btrfs-progs # Btrfs
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firefox
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konsole # Terminal
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linux
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linux-firmware
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linux-zen
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nano # Editor
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networkmanager
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plasma-login-manager
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sudo
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xorg-xwayland
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plasma-desktop
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plasma-nm # Network manager applet
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)
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# Necessary Plasma integrations
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plasma_integrations=(
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plasma-pa # Audio applet
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breeze-gtk # Widget theme
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kde-gtk-config # Syncs KDE settings to GTK applications
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kdeplasma-addons # Misc addons: https://github.com/KDE/kdeplasma-addons
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kscreen # Adds screen management to settings
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plasma-browser-integration
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powerdevil # Power management
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)
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# KDE Utilities
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kde_utils=(
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ark # Archiving tool
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bluedevil # Bluetooth
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discover # GUI package management
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dolphin # File browser
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filelight # Disk usage analyzer
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gwenview # Image viewer
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kate # Text editor
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kcalc # Calculator
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kdeconnect # Mobile synchronisation tool
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kinfocenter # System information
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#kmag # Doesn't work on Wayland
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plasma-systemmonitor
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okular # PDF viewer
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partitionmanager # partitioning utility
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spectacle # Screenshot utility
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)
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# Additional default software
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default_software=(
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libreoffice
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pipewire
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pipewire-pulse
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pipewire-alsa
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wireplumber
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)
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# Put all packages together
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all_packages=(
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"${base_packages[@]}"
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"${plasma_integrations[@]}"
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"${kde_utils[@]}"
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"${default_software[@]}"
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)
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# Install packages
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pacstrap "/mnt" "${all_packages[@]}"
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echo "Base system installed."
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echo
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##########
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# Generating fstab
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# https://wiki.archlinux.org/title/Installation_guide#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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# Set hardware clock
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# https://wiki.archlinux.org/title/Installation_guide#Time
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arch-chroot "/mnt" hwclock --systohc # Set the Hardware Clock to the current System Time
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# Generate locale
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# https://wiki.archlinux.org/title/Installation_guide#Localization
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echo "en_US.UTF-8" >> "/mnt/etc/locale.gen"
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arch-chroot "/mnt" locale-gen
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# Set keymap, locale, timezone and hostname
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# https://wiki.archlinux.org/title/Systemd-firstboot
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# service_dir="/mnt/etc/systemd/system/systemd-firstboot.service.d"
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# mkdir "${service_dir}"
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rootdir="/mnt"
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keymap="de-latin1-nodeadkeys"
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locale="en_US.UTF-8"
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timezone="Europe/Berlin"
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arch-chroot "/mnt" systemd-firstboot --root="${rootdir}" --keymap="${keymap}" --locale="${locale}" --timezone="${timezone}" --hostname="${host}"
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# cat << EOF > "${service_dir}/install.conf"
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# [Service]
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# ExecStart=
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# ExecStart=/usr/bin/systemd-firstboot --root="${rootdir}" --keymap="${keymap}" --locale="${locale}" --timezone="${timezone}" --hostname="${host}"
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# [Install]
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# WantedBy=sysinit.target
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# EOF
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# systemctl enable systemd-firstboot.service
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##########
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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/${user}/.config/plasma-org.kde.plasma.desktop-appletsrc
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# Creating inital ramdisk
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# https://wiki.archlinux.org/title/Installation_guide#Initramfs
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echo "Creating inital ramdisk for linux-zen.."
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arch-chroot /mnt mkinitcpio -p linux-zen
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echo "Done."
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echo
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# Enable network and display manager
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echo "Enabling NetworkManager and Plasma Login Manager.."
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arch-chroot "/mnt" systemctl enable NetworkManager plasmalogin
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echo "Done."
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echo
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##########
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# Set root password
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# https://wiki.archlinux.org/title/Installation_guide#Root_password
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echo "Setting root password.."
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echo -en "${pwrt}\n${pwrt}" | arch-chroot "/mnt" passwd
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echo "Done."
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echo
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# Install bootloader
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# https://wiki.archlinux.org/title/Installation_guide#Boot_loader
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echo "Installing systemd-boot.."
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arch-chroot "/mnt" bootctl --path=/boot install
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echo "Done."
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echo
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# Get UUID for primary partition
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uuid=$(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 plasma login manager auto login
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echo "Enabling auto login.."
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cat << EOF > /mnt/etc/plasmalogin.conf
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[Autologin]
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Session=plasma.desktop
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User=${user}
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EOF
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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 |