Network Scanner #4
import socket
import time
import threading
from queue import Queue
socket.setdefaulttimeout(0.25)
print_lock = threading.Lock()
target = input('Enter the host to be scanned: ')
t_IP = socket.gethostbyname(target)
print ('Starting scan on host: ', t_IP)
def portscan(port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
con = s.connect((t_IP, port))
with print_lock:
print(port, 'is open')
con.close()
except:
pass
def threader():
while True:
worker = q.get()
portscan(worker)
q.task_done()
q = Queue()
startTime = time.time()
for x in range(100):
t = threading.Thread(target = threader)
t.daemon = True
t.start()
for worker in range(1, 500):
q.put(worker)
q.join()
print('Time taken:', time.time() - startTime)