#!/usr/bin/env bash
# Create a backup of a user and remove them
# Must be run with sudo or as root

##Check if the user exists using getent command
user_exists=$(getent passwd $1)

#If the user doesn't exist, we need not perform the backup, just exit.
if [ -z "$user_exists" ]
then
    echo "User '$1' does not exist"
else
    echo "Creating backup of home dir for '$1'"
    mkdir -p "/root/deleted_users"
    tar czvf /root/deleted_users/"$1".tar.gz /home/"$1"
    userdel -rf "$1"
    echo "Removed user '$1'"
fi