client_script.sh

#!/bin/bash
echo "		Settings for DHCPLOK client"

echo "Do you want to install all required packages for dhcplok client?(yes/no)"
read input
if [ "$input" == "yes" ]
then
	if [ "$(id -u)" != 0 ]; then 
		echo "This script must be run as root" >&2
		exit 1
	else
		#Update and Upgrade
		echo "Updating and Upgrading..."
		apt-get update && sudo apt-get upgrade -y	
		
		#Install Net-Tools
		echo "Installing Net-Tools..."
		apt install -y net-tools
		
		#Install Wireshark
		echo "Installing Wireshark..."
		apt install -y wireshark
		
		#Install Dnsmasq
		echo "Installing DnsMasq..."
		apt install -y dnsmasq
		
		apt install software-properties-common
		add-apt-repository ppa:deadsnakes/ppa
		apt update
		
		#Install Python3.8
		echo "Installing Python3.8..."
		apt install python3.8
		python3 ––version
		
		#Install Python3-pip
		echo "Installing Python3-pip..."
		apt install python3-pip
		pip3 --version
		
		#Install scapy
		echo "Installing scapy..."
		pip3 install scapy
		sudo apt-get install python3-scapy
	fi	
fi	

echo "All network interfaces:"
ifconfig -a

echo "Do you want to get IP address from DHCP server?(yes/no)"
read input
if [ "$input" == "yes" ]
then
	read -p 'Interface for DHCP client: ' interfacevar
	sudo dhclient $interfacevar 
fi

echo "All network interfaces:"
ifconfig -a

echo"		The end"