#!/bin/busybox sh

##Initramfs init

rescue_shell() {
					echo "Something went wrong. Dropping to a shell."
					exec sh
}

# Mount the /proc and /sys filesystems.
mount -t proc none /proc || rescue_shell
mount -t sysfs none /sys || rescue_shell
mount -t devtmpfs none /dev || rescue_shell

# Mount the root filesystem. Опции монтирования из fstab. Найти и подставить UUID соответствующих разделов (blkid /dev/nvme0n1pXXX)
mount -t btrfs -o ssd,compress=lzo,relatime $(findfs UUID=9bf6b693-08dc-4d1f-aa88-bae548d9ae28) /mnt/root || rescue_shell
mount -t vfat $(findfs UUID=E7BC-EE34) /mnt/root/boot/efi || rescue_shell

# Boot the real thing.
exec switch_root /mnt/root /sbin/init

# Clean up.
umount /proc || rescue_shell
umount /sys || rescue_shell
umount /dev || rescue_shell