#!/bin/bash
# Script to add a user to Linux system

if [ ! /root/customer/log ]; then
mkdir -p /root/customer/log
fi
read -p "Enter Username: " username
server='server.address'

if [ $(id -u) -eq 0 ]; then
        read -p "Enter username : " username
        pass=$(head -c 500 /dev/urandom | tr -dc a-z0-9A-Z | head -c 8);echo $pass
        egrep "^$username" /etc/passwd >/dev/null
        if [ $? -eq 0 ]; then
                echo "$username exists!"
                exit 1
        else
                useradd -m -p $pass $username
                [ $? -eq 0 ] && echo "User has been added to system!" || echo "Failed to add a user!"

		cp /root/customer/base/email.txt /root/customer/log/$user_email.txt
		sed -i -e 's/#server#/$server/' /root/customer/log/$user_email.txt
		sed -i -e 's/#user#/$username/' /root/customer/log/$user_email.txt
		sed -i -e 's/#pass#/$userpass/' /root/customer/log/$user_email.txt

        fi
else
        echo "Only root may add a user to the system"
        exit 2
fi