"""
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
def enforce_ascii(a):
if isinstance(a, str) or isinstance(a, unicode):
# return a.encode('ascii', 'replace')
r = ""
for i in a:
if ord(i) >= 128:
r += "?"
else:
r += i
return r
else:
return a
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"
DENICHOST = "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.
"""
# print 'finding whois server'
# print 'parameters:', buf, 'hostname', hostname
nhost = None
parts_index = 1
start = buf.find(NICClient.WHOIS_SERVER_ID)
# print 'start', start
if (start == -1):
start = buf.find(NICClient.WHOIS_ORG_SERVER_ID)
parts_index = 2
if (start > -1):
end = buf[start:].find('\n')
# print 'end:', end
whois_line = buf[start:end+start]
# print 'whois_line', whois_line
nhost = whois_line.split(NICClient.WHOIS_SERVER_ID+' ').pop()
nhost = nhost.split('http://').pop()
# if the whois address is domain.tld/something then
# s.connect((hostname, 43)) does not work
if nhost.count('/') > 0:
nhost = None
# print 'nhost:',nhost
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
"""
# print 'Performing the whois'
# print 'parameters given:', query, hostname, flags
# pdb.set_trace()
try:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(2)
s.connect((hostname, 43))
"""send takes bytes as an input
"""
queryBytes = None
if type(query) is not unicode:
query = query.decode('utf-8')
if (hostname == NICClient.DENICHOST):
# print 'the domain is in NIC DENIC'
queryBytes = ("-T dn,ace -C UTF-8 " + query + "\r\n").encode('idna')
# print 'queryBytes:', queryBytes
else:
queryBytes = (query + "\r\n").encode('idna')
s.send(queryBytes)
"""recv returns bytes
"""
# print s
response = b''
while True:
d = s.recv(4096)
response += d
if not d:
break
s.close()
except socket.error as socketerror:
print("Error: ", socketerror)
# pdb.set_trace()
nhost = None
# print 'response', response
response = enforce_ascii(response)
if (flags & NICClient.WHOIS_RECURSE and nhost is None):
# print 'Inside first if'
nhost = self.findwhois_server(response.decode(), hostname)
# print 'nhost is:', nhost
if (nhost is not None):
# print 'inside second if'
response += self.whois(query, nhost, 0)
# print 'response', response
# print 'returning whois response'
return response.decode()
def choose_server(self, domain):
"""Choose initial lookup NIC host"""
if type(domain) is not unicode:
domain = domain.decode('utf-8').encode('idna')
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"""
# print 'whois_lookup'
nichost = None
# pdb.set_trace()
# whoud happen when this function is called by other than main
if (options is None):
options = {}
if (('whoishost' not in options or options['whoishost'] is None)
and ('country' not in options or options['country'] is None)):
self.use_qnichost = True
options['whoishost'] = NICClient.NICHOST
if (not (flags & NICClient.WHOIS_QUICK)):
flags |= NICClient.WHOIS_RECURSE
if ('country' in options and options['country'] is not None):
result = self.whois(
query_arg,
options['country'] + NICClient.QNICHOST_TAIL,
flags
)
elif (self.use_qnichost):
nichost = self.choose_server(query_arg)
if (nichost is not None):
result = self.whois(query_arg, nichost, flags)
else:
result = ''
else:
result = self.whois(query_arg, options['whoishost'], flags)
# print 'whois_lookup finished'
return result
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")
return parser.parse_args(argv)
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
print(nic_client.whois_lookup(options.__dict__, args[1], flags))