Create PortScan.py

other/PortScan.py

@@ -0,0 +1,63 @@
+#!/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)