dev: automated commit - 2025-06-04 12:20:40

runs/limine.sh

@@ -0,0 +1,166 @@
+#!/bin/bash
+# NAME: Script to transition from systemd-boot to Limine bootloader
+# REQUIRES: sudo
+
+set -euo pipefail
+
+echo "do you confirm this transition?"
+
+read -r -p "Are you sure? [y/N] " response
+
+if [[ "$response" != "y" ]]; then
+	exit 0
+fi
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m'
+
+print_status() { echo -e "${BLUE}[INFO]${NC} $1"; }
+print_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
+print_warning() { echo -e "${YELLOW}[WARNING]${NC} $1"; }
+print_error() { echo -e "${RED}[ERROR]${NC} $1"; }
+
+if [[ $EUID -ne 0 ]]; then
+	print_error "This script must be run as root (use sudo)"
+	exit 1
+fi
+
+if ! command -v pacman &>/dev/null; then
+	print_error "This script is designed for Arch Linux / CachyOS systems"
+	exit 1
+fi
+
+print_status "Starting transition from systemd-boot to Limine..."
+
+ESP_PATH=""
+if command -v bootctl &>/dev/null; then
+	ESP_PATH=$(bootctl --print-esp-path 2>/dev/null || echo "")
+fi
+
+if [[ -z "$ESP_PATH" ]]; then
+	if [[ -d "/boot/EFI" ]]; then
+		ESP_PATH="/boot"
+	elif [[ -d "/efi/EFI" ]]; then
+		ESP_PATH="/efi"
+	else
+		print_error "Could not detect ESP path"
+		exit 1
+	fi
+fi
+
+print_success "ESP detected at: $ESP_PATH"
+
+BACKUP_DIR="/root/bootloader-backup-$(date +%Y%m%d-%H%M%S)"
+mkdir -p "$BACKUP_DIR"
+
+[[ -d "$ESP_PATH/loader" ]] && cp -r "$ESP_PATH/loader" "$BACKUP_DIR/" 2>/dev/null || true
+[[ -d "$ESP_PATH/EFI/systemd" ]] && cp -r "$ESP_PATH/EFI/systemd" "$BACKUP_DIR/" 2>/dev/null || true
+efibootmgr -v >"$BACKUP_DIR/efibootmgr-backup.txt" 2>/dev/null || true
+
+print_success "Backup created at: $BACKUP_DIR"
+
+CURRENT_CMDLINE=""
+if [[ -f "/etc/kernel/cmdline" ]]; then
+	CURRENT_CMDLINE=$(cat /etc/kernel/cmdline)
+	print_status "Found existing /etc/kernel/cmdline: $CURRENT_CMDLINE"
+else
+	CURRENT_CMDLINE=$(cat /proc/cmdline | sed 's/BOOT_IMAGE=[^ ]* //')
+	print_status "Using current /proc/cmdline: $CURRENT_CMDLINE"
+fi
+
+print_status "Installing Limine and related packages..."
+pacman -S --needed --noconfirm limine limine-snapper-sync limine-mkinitcpio-hook
+print_success "Limine packages installed"
+
+print_status "Installing Limine bootloader to ESP..."
+mkdir -p "$ESP_PATH/EFI/Limine"
+
+if [[ -f "/usr/share/limine/limine_x64.efi" ]]; then
+	cp /usr/share/limine/limine_x64.efi "$ESP_PATH/EFI/Limine/"
+elif [[ -f "/usr/share/limine/BOOTX64.EFI" ]]; then
+	cp /usr/share/limine/BOOTX64.EFI "$ESP_PATH/EFI/Limine/limine_x64.efi"
+else
+	print_error "Could not find Limine EFI files"
+	exit 1
+fi
+
+print_success "Limine files installed to ESP"
+
+print_status "Creating UEFI boot entry for Limine..."
+ESP_DEVICE=$(df "$ESP_PATH" | tail -1 | awk '{print $1}')
+ESP_DISK=$(echo "$ESP_DEVICE" | sed 's/[0-9]*$//')
+ESP_PART_NUM=$(echo "$ESP_DEVICE" | sed 's/.*[^0-9]//')
+
+efibootmgr -c -d "$ESP_DISK" -p "$ESP_PART_NUM" -L "Limine" -l "\\EFI\\Limine\\limine_x64.efi" || {
+	print_warning "Could not create UEFI boot entry automatically"
+}
+
+print_success "Limine UEFI boot entry created"
+
+print_status "Configuring kernel command line..."
+echo "$CURRENT_CMDLINE" >/etc/kernel/cmdline
+print_success "Kernel command line configured: $CURRENT_CMDLINE"
+
+print_status "Configuring Limine..."
+[[ ! -f "/etc/default/limine" ]] && cat >/etc/default/limine <<EOF
+SPACE_NUMBER=2
+ENABLE_VERIFICATION=yes
+BACKUP_THRESHOLD=8
+BOOT_ORDER="*, *fallback, Snapshots"
+ENABLE_SORT=no
+ENABLE_LIMINE_FALLBACK=no
+FIND_BOOTLOADERS=yes
+EOF
+
+print_status "Generating Limine configuration..."
+limine-update
+print_success "Limine configuration created"
+
+print_status "Setting Limine as default boot option..."
+LIMINE_ENTRY=$(efibootmgr | grep "Limine" | head -1 | cut -c5-8)
+
+if [[ -n "$LIMINE_ENTRY" ]]; then
+	CURRENT_ORDER=$(efibootmgr | grep "BootOrder" | cut -d' ' -f2)
+	NEW_ORDER=$(echo "$CURRENT_ORDER" | sed "s/$LIMINE_ENTRY,//g" | sed "s/,$LIMINE_ENTRY//g" | sed "s/^$LIMINE_ENTRY$//g")
+
+	if [[ -n "$NEW_ORDER" ]]; then
+		efibootmgr -o "$LIMINE_ENTRY,$NEW_ORDER"
+	else
+		efibootmgr -o "$LIMINE_ENTRY"
+	fi
+
+	print_success "Limine set as default boot option"
+else
+	print_warning "Could not find Limine boot entry to set as default"
+fi
+
+print_status "Keeping systemd-boot as fallback (recommended for first boot)"
+
+if [[ -f "$ESP_PATH/limine.conf" ]] || [[ -f "$ESP_PATH/limine.cfg" ]]; then
+	print_success "Limine configuration file exists"
+else
+	print_error "Limine configuration file missing!"
+fi
+
+if [[ -f "$ESP_PATH/EFI/Limine/limine_x64.efi" ]]; then
+	print_success "Limine EFI bootloader exists"
+else
+	print_error "Limine EFI bootloader missing!"
+fi
+
+echo
+print_success "TRANSITION COMPLETED SUCCESSFULLY!"
+echo
+print_status "Summary:"
+echo "  • Limine bootloader installed to: $ESP_PATH/EFI/Limine/"
+echo "  • Configuration file: $ESP_PATH/limine.conf"
+echo "  • Kernel command line: /etc/kernel/cmdline"
+echo "  • Backup created at: $BACKUP_DIR"
+echo "  • Boot order updated"
+echo "  • systemd-boot kept as fallback"
+echo
+print_warning "IMPORTANT: Reboot to test the new Limine setup!"
+print_success "Script completed. Please reboot when ready."