#!/usr/bin/env bash GRUB_CFG="/etc/default/grub" if [[ ! -f "$GRUB_CFG" ]]; then echo "Error: $GRUB_CFG does not exist." exit 1 fi if grep -q "apparmor=1" "$GRUB_CFG"; then echo "Found 'apparmor=1' in $GRUB_CFG." exit 0 else echo "'apparmor=1' not found in $GRUB_CFG." exit 1 fi