#!/bin/bash

echo -n "Create new group: "
read GNAME
while [ $(getent group $GNAME) ] do
    echo "Group already exists. Enter new group name: "
    read GNAME
done
sudo groupadd $GNAME
echo "$GNAME created. Create a new user: "
read UNAME
while [ $(getent passwd $UNAME) ] do
    echo "User already exists. Enter a new user name: "
    read UNAME
done
sudo useradd -g $GNAME $UNAME
echo "Welcome, $UNAME. Creating folder..."
sudo mkdir /$UNAME
echo "Done! Create a password: "
sudo passwd $UNAME
echo "Password set. User infomation is as follows: "
id $UNAME
sudo chown $UNAME:$GNAME /$UNAME
sudo chmod 1775 /$UNAME