pingsweep.py

#!/usr/bin/python3

import platform 
import subprocess 
import sys

PLATFORM_PARAM = '-n' if platform.system() == 'Windows' else '-c' #set platform parameter
 
#check arguments
if len(sys.argv) <= 1:
    print("You need to specify a network range. E.g. 10.0.2")
    aux = input("Range: ")

    try:
        if len(aux.split('.')) == 3:
            host = aux + '.'
        else:
            while len(aux.split('.')) != 3:
                aux = input("\n\nWrong format.\nTry again:")
            host = aux + '.'
    except:
        print("\n\nSomething went wrong.")
        sys.exit(1)
else:
    host = sys.argv[1] + '.'

cmd2 = ['grep', '64 bytes']
cmd3 = ['cut', '-d ', '-f', '4']
cmd4 = ['tr', '-d', ':']
cmd5 = ['tr', '-d', '"\n"']

#do the sweep
if platform.system() == 'Windows':
    #for Windows
    for ip in range(1,254):
        #set command and execute
        cmd1 = ['ping', PLATFORM_PARAM, '1', host + str(ip)]
        subprocess.run(cmd1)
else:
    #other OS
    for ip in range(1,254):
        #set command
        cmd1 = ['ping', PLATFORM_PARAM, '1', host + str(ip)]
        p1 = subprocess.Popen(cmd1, stdout=subprocess.PIPE)
        p2 = subprocess.Popen(cmd2, stdin=p1.stdout, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
        p3 = subprocess.Popen(cmd3, stdin=p2.stdout, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
        p4 = subprocess.Popen(cmd4, stdin=p3.stdout, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
        p5 = subprocess.Popen(cmd5, stdin=p4.stdout, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)

        #execute
        stdout, stderr = p5.communicate()

        if stdout and stdout != None:
            print(stdout.decode('utf-8'))
        else:
            if stderr:
                print(stderr)