Scans comma separated port list given by -p of host ip given by -H

nmapscanner.py

import nmap
import optparse

def nmapScan(tgtHost, tgtPort):
	nmScan = nmap.PortScanner()
	nmScan.scan(tgtHost, tgtPort)
	state = nmScan[tgtHost]['tcp'][int(tgtPort)]['state']
	print " [*] " + tgtHost + " tcp/" + tgtPort + " " + state

def main():
	parser = optparse.OptionParser('usage%prog ' + '-H <target host> -p <target port>')
	parser.add_option('-H',dest='tgtHost',type='string',help='specify target host')
	parser.add_option('-p',dest='tgtPort',type='string',help='specify target port[s] separated by comma')
	(options, args) = parser.parse_args()
	tgtHost = options.tgtHost
	tgtPorts = str(options.tgtPort).split(',')
	if (tgtHost == None) | (tgtPorts[0] == None):
		print parser.usage
		exit(0)
	for tgtPort in tgtPorts:
		nmapScan(tgtHost, tgtPort)
		
if __name__ == '__main__':
	main()

portscanner.py

import optparse
from socket import *
from threading import *

screenLock = Semaphore(value=1)

def main():
	parser = optparse.OptionParser('usage %prog -H <target host> -p <target port>')
	parser.add_option('-H',dest='tgtHost',type='string',help='specify target host')
	parser.add_option('-p',dest='tgtPort',type='string',help='specify target port')
	(options,args) = parser.parse_args()
	tgtHost = options.tgtHost
	tgtPorts = str(options.tgtPort).split(',')
	if(tgtHost == None)|(tgtPorts[0] == None):
		print parser.usage
		exit(0)
	portScan(tgtHost, tgtPorts)

def connScan(tgtHost, tgtPort):
	print 'Scanning port ' + str(tgtPort)
	try:
		connSkt = socket(AF_INET, SOCK_STREAM)
		connSkt.connect((tgtHost,tgtPort))
		connSkt.send('ViolentPython\r\n')
		results = connSkt.recv(100)
		screenLock.acquire()
		print '[+]%d/tcp open'% tgtPort
		print '[+] ' + str(results)
	except:
		screenLock.acquire()
		print '[-]%d/tcp closed'% tgtPort
	finally:
		screenLock.release()
		connSkt.close()


def portScan(tgtHost, tgtPorts):
	try:
		tgtIP = gethostbyname(tgtHost)
	except:
		print "[-] Cannot resolve '%s': Unknown host"%tgtHost
		return
	try:
		tgtName = gethostbyaddr(tgtIP)
		print '\n[+] Scan Results for: ' + tgtName[0]
	except:
		print '\n[+] Scan Results for: ' + tgtIP
	setdefaulttimeout(1)
	for tgtPort in tgtPorts:
		#print 'Scanning port ' + tgtPort
		t = Thread(target=connScan, args=(tgtHost, int(tgtPort)))
		t.start()
		

if __name__ == '__main__':
	main()