python/netScanner.py at main · dlotankar/python · GitHub

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from scapy.all import *
import optparse


#Function to get the user input
def ip():
    get_ip()

def get_ip():
	parser = optparse.OptionParser()
	parser.add_option("-i", "--ip", dest="ip", help="Your IP address")
	(options, arguments) = parser.parse_args()
	#check of the user input
	if not options.ip:
		print("[-] Enter your IP address, see --help for more info")
		raise SystemExit
	else:
		return options.ip


def scan(ip):
	arp_request = scapy.ARP(pdst=ip)
	broadcast_request = scapy.Ether(dst="ff:ff:ff:ff:ff:ff")
	arp_broadcast_request = broadcast_request / arp_request
	answered, unanswered = scapy.srp(
		arp_broadcast_request, timeout=1, verbose=False)
	client_list = []
	print("+-----------------------+--------------------+\n| IP \t\t\t| MAC Address\t" +
	      "     "+"|\n+-----------------------+--------------------+")
	for element in answered:
		client_dic = {"IP": element[1].psrc, "MAC": element[1].hwsrc}
		print("| "+element[1].psrc + "\t\t" + "| "+element[1].hwsrc+"  |")
		client_list.append(client_dic)
print("+-----------------------+--------------------+")


#execute
ip_address = get_ip()
scan(ip_address)