confirm_reboot.sh

#!/bin/bash

confirm_reboot() {
    read -s -p "Should we reboot and see if the configuration changes worked? [y|N] " -n 1 ANSWER
    if [[ $ANSWER =~ [YyNn]$ ]]; then echo $ANSWER; 
    else echo; fi
}

while true; do
    
    confirm_reboot

    if [[ $ANSWER =~ [Nn]$ ]]; then
        echo "Okay, exiting for now..."
        exit 1
    elif [[ $ANSWER =~ [Yy]$ ]]; then
        break
    fi

done

echo "Rebooting..."
sleep 1
reboot