Repository where I mostly put random python scripts.
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63 lignes
1.6 KiB

#!/usr/bin/env python3
''' PortScan v3
-----------
This application scans for open ports on the designated system. It uses
multiprocessing to speed up this process.
'''
import socket
import subprocess
import sys
from datetime import datetime
from multiprocessing import Pool
def scan(port):
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
result = sock.connect_ex((target_ip, port))
if result == 0:
print("Port {}:\tOpen".format(port))
sock.close()
except socket.gaierror:
print('Hostname could not be resolved.')
sys.exit(0)
except socket.error:
print("Couldn't connect to server.")
sys.exit(0)
except:
return
if __name__ == '__main__':
ports = list(range(1,4096))
target = ''
try:
target = sys.argv[1]
except:
print("\nUsage:\t{} [target]\n\n\tScan for open ports on target machine.\n".format(sys.argv[0]))
sys.exit(0)
# Clear the screen
subprocess.call('clear', shell=True)
target_ip = socket.gethostbyname(target)
# Print a nice banner with information on which host we are about to scan
print("-" * 60)
print("Please wait, scanning remote host", target_ip)
print("-" * 60)
# Check what time the scan started
t1 = datetime.now()
with Pool(processes = 8) as p:
p.map(scan, ports)
# Checking the time again
t2 = datetime.now()
# Calculates the difference of time, to see how long it took to run the script
total = t2 - t1
# Printing the information to screen
print('Scanning Completed in: ', total)