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netprobe.py
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netprobe.py
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#!/usr/bin/env python3
import argparse
from rich.console import Console
from rich.table import Table
from scapy.all import ARP, Ether, srp
import requests
import threading
import time
import ipaddress
class NetProbe:
def __init__(self):
self.console = Console()
def scan(self, target, iface):
arp = ARP(pdst=target)
ether = Ether(dst="ff:ff:ff:ff:ff:ff")
packet = ether / arp
try:
result = srp(packet, timeout=3, verbose=0, iface=iface)[0]
except PermissionError:
self.console.print("[bold red]Error:[/] You do not have sufficient privileges. Try running the program with 'sudo'.")
exit()
except OSError as e:
if "No such device" in str(e):
self.console.print(f"[bold red]Error:[/] Interface '{iface}' does not exist. \nPlease provide a valid interface name.")
exit()
else:
raise
devices = []
for sent, received in result:
mac_address = received.hwsrc
manufacturer = self.get_device_info(mac_address)
packet_size = len(sent) + len(received)
devices.append({'ip': received.psrc, 'mac': mac_address, 'manufacturer': manufacturer, 'packet_size': packet_size})
return devices
def get_device_info(self, mac_address):
try:
url = f"https://api.macvendors.com/{mac_address}"
response = requests.get(url)
if response.status_code == 200:
manufacturer = response.text.strip()
else:
manufacturer = "Unknown"
except requests.exceptions.RequestException:
manufacturer = "Unknown"
return manufacturer
def apply_filters(self, devices, manufacturer_filter, ip_range_filter):
filtered_devices = []
for device in devices:
if (not manufacturer_filter or device['manufacturer'].lower() == manufacturer_filter.lower()) and (not ip_range_filter or self.ip_in_range(device['ip'], ip_range_filter)):
filtered_devices.append(device)
return filtered_devices
def ip_in_range(self, ip, ip_range):
try:
ip_network = ip_range.split('/')[0]
subnet_mask = int(ip_range.split('/')[1])
return ipaddress.ip_address(ip) in ipaddress.ip_network(ip_network, strict=False)
except ValueError:
return False
def display_live_updates(self, targets, interfaces, output_file=None, manufacturer_filter=None, ip_range_filter=None, scan_rate=5):
known_devices = []
while True:
for target in targets:
for iface in interfaces:
devices = self.scan(target, iface)
# Save newly discovered devices
new_devices = [d for d in devices if d not in known_devices]
if new_devices and output_file:
self.save_results(new_devices, output_file)
known_devices.extend(new_devices)
filtered_devices = self.apply_filters(devices, manufacturer_filter, ip_range_filter)
self.console.clear()
table = Table(show_header=True, header_style="bold magenta")
table.add_column("IP Address", style="bold red")
table.add_column("MAC Address", style="bold blue")
table.add_column("Packet Size", style="bold green")
table.add_column("Manufacturer", style="bold yellow")
for device in filtered_devices:
table.add_row(device['ip'], device['mac'], str(device['packet_size']), device['manufacturer'])
self.console.print(table)
time.sleep(scan_rate)
def save_results(self, devices, output_file):
with open(output_file, 'a') as f: # 'a' for append mode
for device in devices:
f.write(f"IP Address: {device['ip']}\n")
f.write(f"MAC Address: {device['mac']}\n")
f.write(f"Manufacturer: {device['manufacturer']}\n")
f.write(f"Packet Size: {device['packet_size']} bytes\n")
f.write("\n")
def main(self):
try:
args = self.get_arguments()
targets = args.target
interfaces = args.interface
live_tracking = args.live
output_file = args.output
manufacturer_filter = args.manufacturer
ip_range_filter = args.ip_range
scan_rate = args.scan_rate
devices = []
for target in targets:
for iface in interfaces:
devices.extend(self.scan(target, iface))
table = Table(show_header=True, header_style="bold magenta")
table.add_column("IP Address", style="bold red")
table.add_column("MAC Address", style="bold blue")
table.add_column("Packet Size", style="bold green")
table.add_column("Manufacturer", style="bold yellow")
filtered_devices = self.apply_filters(devices, manufacturer_filter, ip_range_filter)
for device in filtered_devices:
table.add_row(device['ip'], device['mac'], str(device['packet_size']), device['manufacturer'])
self.console.print(table)
if output_file:
self.save_results(filtered_devices, output_file)
self.console.print(f"\n[bold green]Results saved to: {output_file}")
if live_tracking:
t = threading.Thread(target=self.display_live_updates, args=(targets, interfaces, output_file, manufacturer_filter, ip_range_filter, scan_rate))
t.daemon = True # This makes sure the thread will exit when the main program exits
t.start()
while t.is_alive(): # This loop will keep the main thread running while the display thread is running
time.sleep(1)
except KeyboardInterrupt:
self.console.print("\n[bold red]Program interrupted by user. Exiting...")
def get_arguments(self):
parser = argparse.ArgumentParser(description='NetProbe: Network Scanner Tool')
parser.add_argument("-t", "--target", metavar="", help="Target IP address or subnet (default: 192.168.1.0/24)", default="192.168.1.0/24", nargs='+', required=True)
parser.add_argument("-i", "--interface", metavar="", help="Interface to use (default: None)", default=None, nargs='+', required=True)
parser.add_argument("-l", "--live", action="store_true", help="Enable live tracking of devices")
parser.add_argument("-o", "--output", metavar="", help="Output file to save the results")
parser.add_argument("-m", "--manufacturer", metavar="", help="Filter by manufacturer (e.g., 'Apple')")
parser.add_argument("-r", "--ip-range", metavar="", help="Filter by IP range (e.g., '192.168.1.0/24')")
parser.add_argument("-s", "--scan-rate", metavar="", help="Scan rate in seconds (default: 5)", type=int, default=5)
return parser.parse_args()
if __name__ == "__main__":
net_probe = NetProbe()
net_probe.main()