hping

'''
    Simple socket server using threads
'''
 
import socket
import sys
from thread import *
 
HOST = ''   # Symbolic name meaning all available interfaces
PORT = 1347 # Arbitrary non-privileged port
 
s = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
print 'Socket created'
 
#Bind socket to local host and port
try:
    s.bind((HOST, PORT))
except socket.error as msg:
    print 'Bind failed. Error Code : ' + str(msg[0]) + ' Message ' + msg[1]
    sys.exit()
     
print 'Socket bind complete'
 
#Start listening on socket
s.listen(10)
print 'Socket now listening'
 
#Function for handling connections. This will be used to create threads
def clientthread(conn):
    #Sending message to connected client
    conn.send('Welcome to Nathanials hping.\nEnter the IP you would like to ping: ') #send only takes string
    ip = conn.recv(1024)
    if not ip: 
        conn.send('\nWe are done here.\n')
        conn.close()
    conn.send('\n(optional) port: ') #send only takes string
    port = conn.recv(1024)
    if not port: 
        conn.send('\nOkay, no port, I get it, no big deal. Dont freak out. Its cool. Seriously. No port hasnt been implemented yet. Hit me up when you got a port though.\n')
        conn.close()
    try:
        ipcon=socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
        ipcon.bind(("",0))
        print "connecting to: " + str(ip)[:-2] + ":" + str(port)
        ipcon.connect((ip[:-2],int(port)))
        conn.send('\nI found a service running on that port!\n')
        conn.close()
    except all as msg:
        print "exception " + msg
        conn.send('\nI have some bad news. We tried as hard as we could.\nThe service wasnt visible.\nI am sorry.')
        conn.close()
     
    #came out of loop
    conn.close()
 
#now keep talking with the client
while 1:
    #wait to accept a connection - blocking call
    conn, addr = s.accept()
    print 'Connected with ' + addr[0] + ':' + str(addr[1])
     
    #start new thread takes 1st argument as a function name to be run, second is the tuple of arguments to the function.
    start_new_thread(clientthread ,(conn,))
 
s.close()