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NICClient.py
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NICClient.py
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"""
Whois client for python
transliteration of:
http://www.opensource.apple.com/source/adv_cmds/adv_cmds-138.1/whois/whois.c
Copyright (c) 2010 Chris Wolf
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
Last edited by: $Author$
on: $DateTime$
Revision: $Revision$
Id: $Id$
Author: Chris Wolf
"""
import sys
import socket
import optparse
#import pdb
class NICClient(object) :
ABUSEHOST = "whois.abuse.net"
NICHOST = "whois.crsnic.net"
INICHOST = "whois.networksolutions.com"
DNICHOST = "whois.nic.mil"
GNICHOST = "whois.nic.gov"
ANICHOST = "whois.arin.net"
LNICHOST = "whois.lacnic.net"
RNICHOST = "whois.ripe.net"
PNICHOST = "whois.apnic.net"
MNICHOST = "whois.ra.net"
QNICHOST_TAIL = ".whois-servers.net"
SNICHOST = "whois.6bone.net"
BNICHOST = "whois.registro.br"
NORIDHOST = "whois.norid.no"
IANAHOST = "whois.iana.org"
GERMNICHOST = "de.whois-servers.net"
DEFAULT_PORT = "nicname"
WHOIS_SERVER_ID = "Whois Server:"
WHOIS_ORG_SERVER_ID = "Registrant Street1:Whois Server:"
WHOIS_RECURSE = 0x01
WHOIS_QUICK = 0x02
ip_whois = [ LNICHOST, RNICHOST, PNICHOST, BNICHOST ]
def __init__(self) :
self.use_qnichost = False
def findwhois_server(self, buf, hostname):
"""Search the initial TLD lookup results for the regional-specifc
whois server for getting contact details.
"""
nhost = None
parts_index = 1
start = buf.find(NICClient.WHOIS_SERVER_ID)
if (start == -1):
start = buf.find(NICClient.WHOIS_ORG_SERVER_ID)
parts_index = 2
if (start > -1):
end = buf[start:].find('\n')
whois_line = buf[start:end+start]
whois_parts = whois_line.split(':')
nhost = whois_parts[parts_index].strip()
elif (hostname == NICClient.ANICHOST):
for nichost in NICClient.ip_whois:
if (buf.find(nichost) != -1):
nhost = nichost
break
return nhost
def whois(self, query, hostname, flags):
"""Perform initial lookup with TLD whois server
then, if the quick flag is false, search that result
for the region-specifc whois server and do a lookup
there for contact details
"""
#pdb.set_trace()
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((hostname, 43))
if (hostname == NICClient.GERMNICHOST):
s.send("-T dn,ace -C US-ASCII " + query + "\r\n")
else:
s.send(query + "\r\n")
response = ''
while True:
d = s.recv(4096)
response += d
if not d:
break
s.close()
#pdb.set_trace()
nhost = None
if (flags & NICClient.WHOIS_RECURSE and nhost == None):
nhost = self.findwhois_server(response, hostname)
if (nhost != None):
response += self.whois(query, nhost, 0)
return response
def choose_server(self, domain):
"""Choose initial lookup NIC host"""
if (domain.endswith("-NORID")):
return NICClient.NORIDHOST
pos = domain.rfind('.')
if (pos == -1):
return None
tld = domain[pos+1:]
if (tld[0].isdigit()):
return NICClient.ANICHOST
return tld + NICClient.QNICHOST_TAIL
def whois_lookup(self, options, query_arg, flags):
"""Main entry point: Perform initial lookup on TLD whois server,
or other server to get region-specific whois server, then if quick
flag is false, perform a second lookup on the region-specific
server for contact records"""
nichost = None
#pdb.set_trace()
# this would be the case when this function is called by other then main
if (options == None):
options = {}
if ( (not options.has_key('whoishost') or options['whoishost'] == None)
and (not options.has_key('country') or options['country'] == None)):
self.use_qnichost = True
options['whoishost'] = NICClient.NICHOST
if ( not (flags & NICClient.WHOIS_QUICK)):
flags |= NICClient.WHOIS_RECURSE
if (options.has_key('country') and options['country'] != None):
result = self.whois(query_arg, options['country'] + NICClient.QNICHOST_TAIL, flags)
elif (self.use_qnichost):
nichost = self.choose_server(query_arg)
if (nichost != None):
result = self.whois(query_arg, nichost, flags)
else:
result = self.whois(query_arg, options['whoishost'], flags)
return result
#---- END OF NICClient class def ---------------------
def parse_command_line(argv):
"""Options handling mostly follows the UNIX whois(1) man page, except
long-form options can also be used.
"""
flags = 0
usage = "usage: %prog [options] name"
parser = optparse.OptionParser(add_help_option=False, usage=usage)
parser.add_option("-a", "--arin", action="store_const",
const=NICClient.ANICHOST, dest="whoishost",
help="Lookup using host " + NICClient.ANICHOST)
parser.add_option("-A", "--apnic", action="store_const",
const=NICClient.PNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.PNICHOST)
parser.add_option("-b", "--abuse", action="store_const",
const=NICClient.ABUSEHOST, dest="whoishost",
help="Lookup using host " + NICClient.ABUSEHOST)
parser.add_option("-c", "--country", action="store",
type="string", dest="country",
help="Lookup using country-specific NIC")
parser.add_option("-d", "--mil", action="store_const",
const=NICClient.DNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.DNICHOST)
parser.add_option("-g", "--gov", action="store_const",
const=NICClient.GNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.GNICHOST)
parser.add_option("-h", "--host", action="store",
type="string", dest="whoishost",
help="Lookup using specified whois host")
parser.add_option("-i", "--nws", action="store_const",
const=NICClient.INICHOST, dest="whoishost",
help="Lookup using host " + NICClient.INICHOST)
parser.add_option("-I", "--iana", action="store_const",
const=NICClient.IANAHOST, dest="whoishost",
help="Lookup using host " + NICClient.IANAHOST)
parser.add_option("-l", "--lcanic", action="store_const",
const=NICClient.LNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.LNICHOST)
parser.add_option("-m", "--ra", action="store_const",
const=NICClient.MNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.MNICHOST)
parser.add_option("-p", "--port", action="store",
type="int", dest="port",
help="Lookup using specified tcp port")
parser.add_option("-Q", "--quick", action="store_true",
dest="b_quicklookup",
help="Perform quick lookup")
parser.add_option("-r", "--ripe", action="store_const",
const=NICClient.RNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.RNICHOST)
parser.add_option("-R", "--ru", action="store_const",
const="ru", dest="country",
help="Lookup Russian NIC")
parser.add_option("-6", "--6bone", action="store_const",
const=NICClient.SNICHOST, dest="whoishost",
help="Lookup using host " + NICClient.SNICHOST)
parser.add_option("-?", "--help", action="help")
if __name__ == "__main__":
flags = 0
nic_client = NICClient()
(options, args) = parse_command_line(sys.argv)
if (options.b_quicklookup is True):
flags = flags|NICClient.WHOIS_QUICK
prelim_lookup=nic_client.whois_lookup(options.__dict__, args[1], flags)
#print prelim_lookup
whoisserver_regex1='.whois://.'
whoisserver_regex2='whois\.[\w\-][\w\-\.]+[a-zA-Z]{1,4}'
whoisserver_line = re.findall(whoisserver_regex1,prelim_lookup)
mywhoisservers = []
for i in whoisserver_line:
whoisserver = re.findall(whoisserver_regex2,i,re.IGNORECASE)
if whoisserver:
mywhoisservers = mywhoisservers + whoisserver
if mywhoisservers:
for l in mywhoisservers:
if l:
l = l.lower()
options.__dict__["whoishost"]=l
print 'Changed to: ' + l
nic_client = NICClient()
if (options.b_quicklookup is True):
flags = flags|NICClient.WHOIS_QUICK
print nic_client.whois_lookup(options.__dict__, args[1], flags)