nmap插件扫描本地ip段内在线的机器

ip_scan_nmap.py

#encodeing:utf8

import os

try:
    import netifaces
    import nmap
except ImportError:
    try:
        command_to_execute = "pip install netifaces python-nmap || easy_install netifaces python-nmap"
        os.system(command_to_execute)
    except OSError:
        print "Can NOT install netifaces and python-nmap, Aborted!"
        sys.exit(1)

    import netifaces
    import nmap

nm = nmap.PortScanner()

def routingGateway():
    L = []
    routingNicName = netifaces.gateways()['default'][netifaces.AF_INET][1]

    for interface in netifaces.interfaces():
        if interface == routingNicName:
            routingNicMacAddr = netifaces.ifaddresses(interface)[netifaces.AF_LINK][0]['addr']
            try:
                routingIPAddr = netifaces.ifaddresses(interface)[netifaces.AF_INET][0]['addr']
                
                L.extend([routingIPAddr, routingNicMacAddr])
            except KeyError:
                pass

    return L

def main():
    route = routingGateway()
    ip = route[0]
    mac = route[1]

    display_format = '%-20s %-10s'
    print display_format % ('You ip address:', ip)
    print display_format % ('You ip address:', mac)
    print

    ip_getway = ip.split('.')
    ip_prefix = '.'.join(ip_getway[:-1])
    ip_prefix += '.0/24'

    nm.scan(hosts=ip_prefix, arguments='-n -sP')
    
    hosts_list = [(x, nm[x].state(), nm[x]['addresses']) for x in nm.all_hosts()]
    for host, state, addr in hosts_list:
        if host == ip:
            continue

        mac = ''
        if addr.has_key('mac'):
            mac = addr['mac']

        print "%s:%s  (%s)" % (host, state, mac)
        
if __name__ == '__main__':
    main()