feat: Implement a comprehensive Arch Linux installation script with a dedicated testing environment.
This commit is contained in:
Zeev Diukman
parent
8467eb75f4
commit
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6 changed files with 321 additions and 0 deletions
1
.gitignore
vendored
1
.gitignore
vendored
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@ -1 +1,2 @@
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GEMINI.MD
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arch-z.code-workspace
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292
etc/z copy 2.sh
Executable file
292
etc/z copy 2.sh
Executable file
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#!/bin/bash
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set -e
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# Configuration variables (will be populated via user selection or defaults if user press enter for each input)
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selected_disk="/dev/vda"
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seed_device="/dev/vda1"
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sprout_device="/dev/vda2"
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efi_device="/dev/vda3"
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default_packages=(
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base
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linux
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linux-firmware
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btrfs-progs
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nano
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sudo
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networkmanager
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efibootmgr
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grub
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os-prober
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base-devel
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git
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)
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chrt() {
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[[ "$1" == "--" ]] && shift
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local cmd="$*"
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arch-chroot /mnt /usr/bin/bash -c "$cmd"
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}
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# 1. Select Disk
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echo "Available storage disks:"
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mapfile -t disks < <(lsblk -p -dno NAME,SIZE,MODEL)
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if [ ${#disks[@]} -eq 0 ]; then
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echo "No disks found!"
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exit 1
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fi
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for i in "${!disks[@]}"; do
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printf "%d) %s\n" "$((i+1))" "${disks[i]}"
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done
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while true; do
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def_idx=1
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if [[ -n "$selected_disk" ]]; then
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for i in "${!disks[@]}"; do
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if [[ "${disks[i]}" == "$selected_disk"* ]]; then
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def_idx=$((i+1))
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break
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fi
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done
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fi
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read -r -p "Select a disk to choose partitions from (default $def_idx): " REPLY
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REPLY=${REPLY:-$def_idx}
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if [[ "$REPLY" =~ ^[0-9]+$ ]] && [[ "$REPLY" -gt 0 && "$REPLY" -le "${#disks[@]}" ]]; then
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disk_info="${disks[$((REPLY-1))]}"
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selected_disk=$(echo "$disk_info" | awk '{print $1}')
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break
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else
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echo "Invalid selection."
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fi
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done
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# 2. Select Partitions
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get_partition() {
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local prompt="$1"
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local ps3_val="$2"
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local var_name="$3"
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local default_val="$4"
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local parts=()
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while IFS= read -r line; do
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parts+=("$line")
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done < <(lsblk -p -nlo NAME,SIZE,TYPE "$selected_disk" | awk '$3=="part" {printf "%s (%s)\n", $1, $2}')
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if [ ${#parts[@]} -eq 0 ]; then
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echo "No partitions found on $selected_disk!"
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exit 1
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fi
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echo ""
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echo "$prompt"
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for i in "${!parts[@]}"; do
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printf "%d) %s\n" "$((i+1))" "${parts[i]}"
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done
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while true; do
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local def_idx=1
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if [[ -n "$default_val" ]]; then
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for i in "${!parts[@]}"; do
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if [[ "${parts[i]}" == "$default_val"* ]]; then
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def_idx=$((i+1))
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break
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fi
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done
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fi
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read -r -p "$ps3_val (default $def_idx): " REPLY
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REPLY=${REPLY:-$def_idx}
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if [[ "$REPLY" =~ ^[0-9]+$ ]] && [[ "$REPLY" -gt 0 && "$REPLY" -le "${#parts[@]}" ]]; then
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selection="${parts[$((REPLY-1))]}"
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eval "$var_name=$(echo "$selection" | cut -d' ' -f1)"
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break
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else
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echo "Invalid selection."
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fi
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done
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}
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get_partition "--- Select Seed Partition ---" "Seed device: " seed_device "$seed_device"
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get_partition "--- Select Sprout Partition ---" "Sprout device: " sprout_device "$sprout_device"
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get_partition "--- Select EFI Partition ---" "EFI device: " efi_device "$efi_device"
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# Get Sprout PARTUUID for bootloader configuration
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sprout_partuuid=$(blkid -s PARTUUID -o value "$sprout_device")
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echo "Sprout PARTUUID: $sprout_partuuid"
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echo ""
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echo "Configuration Summary:"
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echo "Seed device: $seed_device"
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echo "Sprout device: $sprout_device"
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echo "EFI device: $efi_device"
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echo ""
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read -r -p "Confirm formatting and installation? (yes/no/skip): " response
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if [[ "$response" != "yes" && "$response" != "y" && "$response" != "Y" && "$response" != "skip" ]]; then
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echo "Aborting."
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exit 1
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fi
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if mountpoint -q /mnt; then
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echo "/mnt is already mounted. Unmounting..."
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umount -R /mnt
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fi
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if [[ "$response" == "skip" ]]; then
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echo "Skipping formatting"
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else
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mkfs.btrfs -f -L SEED "$seed_device"
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mkfs.btrfs -f -L SPROUT "$sprout_device"
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mkfs.fat -F 32 -n EFI "$efi_device"
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echo "Filesystems created successfully."
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fi
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mount -o subvol=/ "$seed_device" /mnt
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# if subvolume @ exists remove and create new one
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if btrfs subvolume list /mnt | grep -q "@$"; then
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btrfs subvolume delete /mnt/@
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fi
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btrfs su cr /mnt/@
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umount -R /mnt
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mount -o subvol=/@ "$seed_device" /mnt
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# ask user to input packages to install
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read -r -p "Enter packages to install (space-separated): " packages_input
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# convert input string to array
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packages=($packages_input)
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if [[ ${#packages[@]} -eq 0 ]]; then
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packages=(${default_packages[@]})
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echo "No packages specified. Defaulting to: ${packages[@]}"
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else
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echo "The following packages will be installed: ${packages[@]}"
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fi
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read -r -p "Continue with installation? (Yes/no): " response
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# default to yes
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if [[ "$response" == "no" || "$response" == "No" ]]; then
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echo "Aborting."
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exit 1
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fi
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pacstrap -K /mnt ${packages[@]}
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mount -m "$efi_device" /mnt/efi
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genfstab -U /mnt > /mnt/etc/fstab
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# User Configuration
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echo "--- System Configuration ---"
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read -r -p "Enter hostname (default: arch-z): " target_hostname
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target_hostname=${target_hostname:-arch-z}
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read -r -p "Enter username (default: zeev): " target_user
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target_user=${target_user:-zeev}
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read -r -p "Enter timezone (default: Europe/Helsinki): " target_timezone
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target_timezone=${target_timezone:-Europe/Helsinki}
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echo "Set root password:"
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while true; do
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read -r -s -p "Password: " root_pass
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echo
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read -r -s -p "Confirm Password: " root_pass_confirm
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echo
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[ "$root_pass" = "$root_pass_confirm" ] && break
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echo "Passwords do not match. Try again."
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done
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echo "Set password for user $target_user:"
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while true; do
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read -r -s -p "Password: " user_pass
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echo
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read -r -s -p "Confirm Password: " user_pass_confirm
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echo
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[ "$user_pass" = "$user_pass_confirm" ] && break
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echo "Passwords do not match. Try again."
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done
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chroot_function() {
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mkinitcpio_hooks=(
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base
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udev
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autodetect
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microcode
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modconf
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kms
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keyboard
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block
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btrfs
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filesystems
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)
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grub_install_options=(
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--target=x86_64-efi
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--efi-directory=/efi
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--boot-directory=/boot
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--bootloader-id=GRUB
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)
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installation_lines_array=(
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"hwclock --systohc"
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"echo '$target_hostname' > /etc/hostname"
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"echo 'KEYMAP=us' > /etc/vconsole.conf"
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"sed -i 's/^#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen"
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"locale-gen"
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"echo 'LANG=en_US.UTF-8' > /etc/locale.conf"
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"ln -sf /usr/share/zoneinfo/$target_timezone /etc/localtime"
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"sed -i \"s/^HOOKS=.*/HOOKS=(${mkinitcpio_hooks[*]})/\" /etc/mkinitcpio.conf"
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"echo 'root:$root_pass' | chpasswd"
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"useradd -m -G wheel -s /usr/bin/bash $target_user"
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"echo '$target_user:$user_pass' | chpasswd"
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"echo '$target_user ALL=(ALL:ALL) ALL' > /etc/sudoers.d/$target_user"
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"systemctl enable systemd-timesyncd"
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"grub-install ${grub_install_options[*]}"
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"echo 'GRUB_DISABLE_OS_PROBER=false' >> /etc/default/grub"
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"grub-mkconfig -o /boot/grub/grub.cfg"
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"sed -i 's/root=UUID=[A-Fa-f0-9-]*/root=PARTUUID=$sprout_partuuid/g' /boot/grub/grub.cfg"
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"passwd -l root"
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"mkinitcpio -P"
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)
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local script
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script=$(printf "%s\n" "${installation_lines_array[@]}")
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chrt -- "$script"
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}
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chroot_function
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#################################################3
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echo "--- Finalizing Seed/Sprout setup ---"
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echo "Unmounting /mnt..."
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umount -R /mnt
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echo "Converting $seed_device to a seed device..."
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btrfstune -S 1 "$seed_device"
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echo "Mounting seed device to add sprout..."
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mount -o subvol=/@ "$seed_device" /mnt
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echo "Adding $sprout_device as sprout device..."
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btrfs device add -f "$sprout_device" /mnt
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echo "Unmounting and remounting sprout device..."
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umount -R /mnt
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mount -o subvol=/@ "$sprout_device" /mnt
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echo "Mounting EFI partition..."
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mount -m "$efi_device" /mnt/efi
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echo "Generating final fstab with PARTUUIDs..."
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genfstab -t PARTUUID /mnt > /mnt/etc/fstab
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echo ""
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echo "################################################################"
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echo "# INSTALLATION COMPLETE #"
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echo "################################################################"
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echo ""
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read -r -p "Do you want to reboot now? (y/N): " reboot_ans
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if [[ "$reboot_ans" =~ ^[Yy]$ ]]; then
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reboot
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else
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echo "You can reboot manually by typing 'reboot'."
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fi
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20
refind-stanza.conf
Normal file
20
refind-stanza.conf
Normal file
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menuentry "Arch Z Linux" {
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icon /EFI/refind/icons/os_arch.png
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# The partition holding the kernel (usually the root partition with /boot)
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# volume "Root Partition Label or UUID"
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loader /boot/vmlinuz-linux
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# Initrd (Microcode + Main)
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# Uncomment the appropriate ucode for your CPU
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# initrd /boot/intel-ucode.img
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# initrd /boot/amd-ucode.img
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initrd /boot/initramfs-linux.img
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# Kernel Options
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options "root=PARTUUID=02d9e471-0728-4970-a9e0-3edd14f1fd0c rw rootflags=subvol=@"
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submenuentry "Boot using fallback initramfs" {
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initrd /boot/initramfs-linux-fallback.img
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}
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}
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8
z.sh
8
z.sh
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@ -262,13 +262,21 @@ chroot_function() {
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chroot_function
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#################################################3
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echo "--- Finalizing Seed/Sprout setup ---"
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echo "Unmounting /mnt..."
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umount -R /mnt
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echo "Converting $seed_device to a seed device..."
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btrfstune -S 1 "$seed_device"
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echo "Mounting seed device to add sprout..."
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mount -o subvol=/@ "$seed_device" /mnt
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echo "Adding $sprout_device as sprout device..."
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btrfs device add -f "$sprout_device" /mnt
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echo "Unmounting and remounting sprout device..."
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umount -R /mnt
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mount -o subvol=/@ "$sprout_device" /mnt
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echo "Mounting EFI partition..."
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mount -m "$efi_device" /mnt/efi
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echo "Generating final fstab with PARTUUIDs..."
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genfstab -t PARTUUID /mnt > /mnt/etc/fstab
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echo ""
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