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Update ipwhois to 1.1.0

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JonnyWong16
2019-11-23 18:55:41 -08:00
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commit 84ce4758d1
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# Copyright (c) 2013-2019 Philip Hane
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
from . import NetError
from .utils import unique_everseen
import logging
import sys
import re
import copy
from datetime import (datetime, timedelta)
if sys.version_info >= (3, 3): # pragma: no cover
from ipaddress import (ip_address,
ip_network,
summarize_address_range,
collapse_addresses)
else: # pragma: no cover
from ipaddr import (IPAddress as ip_address,
IPNetwork as ip_network,
summarize_address_range,
collapse_address_list as collapse_addresses)
log = logging.getLogger(__name__)
# Base NIR whois output dictionary.
BASE_NET = {
'cidr': None,
'name': None,
'handle': None,
'range': None,
'country': None,
'address': None,
'postal_code': None,
'nameservers': None,
'created': None,
'updated': None,
'contacts': None
}
# Base NIR whois contact output dictionary.
BASE_CONTACT = {
'name': None,
'email': None,
'reply_email': None,
'organization': None,
'division': None,
'title': None,
'phone': None,
'fax': None,
'updated': None
}
# National Internet Registry
NIR_WHOIS = {
'jpnic': {
'country_code': 'JP',
'url': ('http://whois.nic.ad.jp/cgi-bin/whois_gw?lang=%2Fe&key={0}'
'&submit=query'),
'request_type': 'GET',
'request_headers': {'Accept': 'text/html'},
'form_data_ip_field': None,
'fields': {
'name': r'(\[Organization\])[^\S\n]+(?P<val>.*?)\n',
'handle': r'(\[Network Name\])[^\S\n]+(?P<val>.*?)\n',
'created': r'(\[Assigned Date\])[^\S\n]+(?P<val>.*?)\n',
'updated': r'(\[Last Update\])[^\S\n]+(?P<val>.*?)\n',
'nameservers': r'(\[Nameserver\])[^\S\n]+(?P<val>.*?)\n',
'contact_admin': r'(\[Administrative Contact\])[^\S\n]+.+?\>'
'(?P<val>.+?)\<\/A\>\n',
'contact_tech': r'(\[Technical Contact\])[^\S\n]+.+?\>'
'(?P<val>.+?)\<\/A\>\n'
},
'contact_fields': {
'name': r'(\[Last, First\])[^\S\n]+(?P<val>.*?)\n',
'email': r'(\[E-Mail\])[^\S\n]+(?P<val>.*?)\n',
'reply_email': r'(\[Reply Mail\])[^\S\n]+(?P<val>.*?)\n',
'organization': r'(\[Organization\])[^\S\n]+(?P<val>.*?)\n',
'division': r'(\[Division\])[^\S\n]+(?P<val>.*?)\n',
'title': r'(\[Title\])[^\S\n]+(?P<val>.*?)\n',
'phone': r'(\[TEL\])[^\S\n]+(?P<val>.*?)\n',
'fax': r'(\[FAX\])[^\S\n]+(?P<val>.*?)\n',
'updated': r'(\[Last Update\])[^\S\n]+(?P<val>.*?)\n'
},
'dt_format': '%Y/%m/%d %H:%M:%S(JST)',
'dt_hourdelta': 9,
'multi_net': False
},
'krnic': {
'country_code': 'KR',
'url': 'https://whois.kisa.or.kr/eng/whois.jsc',
'request_type': 'POST',
'request_headers': {'Accept': 'text/html'},
'form_data_ip_field': 'query',
'fields': {
'name': r'(Organization Name)[\s]+\:[^\S\n]+(?P<val>.+?)\n',
'handle': r'(Service Name|Network Type)[\s]+\:[^\S\n]+(?P<val>.+?)'
'\n',
'address': r'(Address)[\s]+\:[^\S\n]+(?P<val>.+?)\n',
'postal_code': r'(Zip Code)[\s]+\:[^\S\n]+(?P<val>.+?)\n',
'created': r'(Registration Date)[\s]+\:[^\S\n]+(?P<val>.+?)\n',
'contact_admin': r'(id="eng_isp_contact").+?\>(?P<val>.*?)\<'
'\/div\>\n',
'contact_tech': r'(id="eng_user_contact").+?\>(?P<val>.*?)\<'
'\/div\>\n'
},
'contact_fields': {
'name': r'(Name)[^\S\n]+?:[^\S\n]+?(?P<val>.*?)\n',
'email': r'(E-Mail)[^\S\n]+?:[^\S\n]+?(?P<val>.*?)\n',
'phone': r'(Phone)[^\S\n]+?:[^\S\n]+?(?P<val>.*?)\n'
},
'dt_format': '%Y%m%d',
'dt_hourdelta': 0,
'multi_net': True
}
}
class NIRWhois:
"""
The class for parsing whois data for NIRs (National Internet Registry).
JPNIC and KRNIC are currently the only NIRs supported. Output varies
based on NIR specific whois formatting.
Args:
net (:obj:`ipwhois.net.Net`): The network object.
Raises:
NetError: The parameter provided is not an instance of
ipwhois.net.Net
IPDefinedError: The address provided is defined (does not need to be
resolved).
"""
def __init__(self, net):
from .net import Net
# ipwhois.net.Net validation
if isinstance(net, Net):
self._net = net
else:
raise NetError('The provided net parameter is not an instance of '
'ipwhois.net.Net')
def parse_fields(self, response, fields_dict, net_start=None,
net_end=None, dt_format=None, field_list=None,
hourdelta=0, is_contact=False):
"""
The function for parsing whois fields from a data input.
Args:
response (:obj:`str`): The response from the whois/rwhois server.
fields_dict (:obj:`dict`): The mapping of fields to regex search
values (required).
net_start (:obj:`int`): The starting point of the network (if
parsing multiple networks). Defaults to None.
net_end (:obj:`int`): The ending point of the network (if parsing
multiple networks). Defaults to None.
dt_format (:obj:`str`): The format of datetime fields if known.
Defaults to None.
field_list (:obj:`list` of :obj:`str`): If provided, fields to
parse. Defaults to :obj:`ipwhois.nir.BASE_NET` if is_contact
is False. Otherwise, defaults to
:obj:`ipwhois.nir.BASE_CONTACT`.
hourdelta (:obj:`int`): The timezone delta for created/updated
fields. Defaults to 0.
is_contact (:obj:`bool`): If True, uses contact information
field parsing. Defaults to False.
Returns:
dict: A dictionary of fields provided in fields_dict, mapping to
the results of the regex searches.
"""
response = '{0}\n'.format(response)
if is_contact:
ret = {}
if not field_list:
field_list = list(BASE_CONTACT.keys())
else:
ret = {
'contacts': {'admin': None, 'tech': None},
'contact_admin': {},
'contact_tech': {}
}
if not field_list:
field_list = list(BASE_NET.keys())
field_list.remove('contacts')
field_list.append('contact_admin')
field_list.append('contact_tech')
generate = ((field, pattern) for (field, pattern) in
fields_dict.items() if field in field_list)
for field, pattern in generate:
pattern = re.compile(
str(pattern),
re.DOTALL
)
if net_start is not None:
match = pattern.finditer(response, net_end, net_start)
elif net_end is not None:
match = pattern.finditer(response, net_end)
else:
match = pattern.finditer(response)
values = []
for m in match:
try:
values.append(m.group('val').strip())
except IndexError:
pass
if len(values) > 0:
value = None
try:
if field in ['created', 'updated'] and dt_format:
value = (
datetime.strptime(
values[0],
str(dt_format)
) - timedelta(hours=hourdelta)
).isoformat('T')
elif field in ['nameservers']:
value = list(unique_everseen(values))
else:
values = unique_everseen(values)
value = '\n'.join(values)
except ValueError as e:
log.debug('NIR whois field parsing failed for {0}: {1}'
''.format(field, e))
pass
ret[field] = value
return ret
def _parse_fields(self, *args, **kwargs):
"""
Deprecated. This will be removed in a future release.
"""
from warnings import warn
warn('NIRWhois._parse_fields() has been deprecated and will be '
'removed. You should now use NIRWhois.parse_fields().')
return self.parse_fields(*args, **kwargs)
def get_nets_jpnic(self, response):
"""
The function for parsing network blocks from jpnic whois data.
Args:
response (:obj:`str`): The response from the jpnic server.
Returns:
list of dict: Mapping of networks with start and end positions.
::
[{
'cidr' (str) - The network routing block
'start' (int) - The starting point of the network
'end' (int) - The endpoint point of the network
}]
"""
nets = []
# Iterate through all of the networks found, storing the CIDR value
# and the start and end positions.
for match in re.finditer(
r'^.*?(\[Network Number\])[^\S\n]+.+?>(?P<val>.+?)</A>$',
response,
re.MULTILINE
):
try:
net = copy.deepcopy(BASE_NET)
tmp = ip_network(match.group(2))
try: # pragma: no cover
network_address = tmp.network_address
except AttributeError: # pragma: no cover
network_address = tmp.ip
pass
try: # pragma: no cover
broadcast_address = tmp.broadcast_address
except AttributeError: # pragma: no cover
broadcast_address = tmp.broadcast
pass
net['range'] = '{0} - {1}'.format(
network_address + 1, broadcast_address
)
cidr = ip_network(match.group(2).strip()).__str__()
net['cidr'] = cidr
net['start'] = match.start()
net['end'] = match.end()
nets.append(net)
except (ValueError, TypeError):
pass
return nets
def _get_nets_jpnic(self, *args, **kwargs):
"""
Deprecated. This will be removed in a future release.
"""
from warnings import warn
warn('NIRWhois._get_nets_jpnic() has been deprecated and will be '
'removed. You should now use NIRWhois.get_nets_jpnic().')
return self.get_nets_jpnic(*args, **kwargs)
def get_nets_krnic(self, response):
"""
The function for parsing network blocks from krnic whois data.
Args:
response (:obj:`str`): The response from the krnic server.
Returns:
list of dict: Mapping of networks with start and end positions.
::
[{
'cidr' (str) - The network routing block
'start' (int) - The starting point of the network
'end' (int) - The endpoint point of the network
}]
"""
nets = []
# Iterate through all of the networks found, storing the CIDR value
# and the start and end positions.
for match in re.finditer(
r'^(IPv4 Address)[\s]+:[^\S\n]+((.+?)[^\S\n]-[^\S\n](.+?)'
'[^\S\n]\((.+?)\)|.+)$',
response,
re.MULTILINE
):
try:
net = copy.deepcopy(BASE_NET)
net['range'] = match.group(2)
if match.group(3) and match.group(4):
addrs = []
addrs.extend(summarize_address_range(
ip_address(match.group(3).strip()),
ip_address(match.group(4).strip())))
cidr = ', '.join(
[i.__str__() for i in collapse_addresses(addrs)]
)
net['range'] = '{0} - {1}'.format(
match.group(3), match.group(4)
)
else:
cidr = ip_network(match.group(2).strip()).__str__()
net['cidr'] = cidr
net['start'] = match.start()
net['end'] = match.end()
nets.append(net)
except (ValueError, TypeError):
pass
return nets
def _get_nets_krnic(self, *args, **kwargs):
"""
Deprecated. This will be removed in a future release.
"""
from warnings import warn
warn('NIRWhois._get_nets_krnic() has been deprecated and will be '
'removed. You should now use NIRWhois.get_nets_krnic().')
return self.get_nets_krnic(*args, **kwargs)
def get_contact(self, response=None, nir=None, handle=None,
retry_count=3, dt_format=None):
"""
The function for retrieving and parsing NIR whois data based on
NIR_WHOIS contact_fields.
Args:
response (:obj:`str`): Optional response object, this bypasses the
lookup.
nir (:obj:`str`): The NIR to query ('jpnic' or 'krnic'). Required
if response is None.
handle (:obj:`str`): For NIRs that have separate contact queries
(JPNIC), this is the contact handle to use in the query.
Defaults to None.
retry_count (:obj:`int`): The number of times to retry in case
socket errors, timeouts, connection resets, etc. are
encountered. Defaults to 3.
dt_format (:obj:`str`): The format of datetime fields if known.
Defaults to None.
Returns:
dict: Mapping of the fields provided in contact_fields, to their
parsed results.
"""
if response or nir == 'krnic':
contact_response = response
else:
# Retrieve the whois data.
contact_response = self._net.get_http_raw(
url=str(NIR_WHOIS[nir]['url']).format(handle),
retry_count=retry_count,
headers=NIR_WHOIS[nir]['request_headers'],
request_type=NIR_WHOIS[nir]['request_type']
)
return self.parse_fields(
response=contact_response,
fields_dict=NIR_WHOIS[nir]['contact_fields'],
dt_format=dt_format,
hourdelta=int(NIR_WHOIS[nir]['dt_hourdelta']),
is_contact=True
)
def _get_contact(self, *args, **kwargs):
"""
Deprecated. This will be removed in a future release.
"""
from warnings import warn
warn('NIRWhois._get_contact() has been deprecated and will be '
'removed. You should now use NIRWhois.get_contact().')
return self.get_contact(*args, **kwargs)
def lookup(self, nir=None, inc_raw=False, retry_count=3, response=None,
field_list=None, is_offline=False):
"""
The function for retrieving and parsing NIR whois information for an IP
address via HTTP (HTML scraping).
Args:
nir (:obj:`str`): The NIR to query ('jpnic' or 'krnic'). Required
if response is None.
inc_raw (:obj:`bool`, optional): Whether to include the raw
results in the returned dictionary. Defaults to False.
retry_count (:obj:`int`): The number of times to retry in case
socket errors, timeouts, connection resets, etc. are
encountered. Defaults to 3.
response (:obj:`str`): Optional response object, this bypasses the
NIR lookup. Required when is_offline=True.
field_list (:obj:`list` of :obj:`str`): If provided, fields to
parse. Defaults to :obj:`ipwhois.nir.BASE_NET`.
is_offline (:obj:`bool`): Whether to perform lookups offline. If
True, response and asn_data must be provided. Primarily used
for testing.
Returns:
dict: The NIR whois results:
::
{
'query' (str) - The IP address.
'nets' (list of dict) - Network information which consists
of the fields listed in the ipwhois.nir.NIR_WHOIS
dictionary.
'raw' (str) - Raw NIR whois results if the inc_raw
parameter is True.
}
"""
if nir not in NIR_WHOIS.keys():
raise KeyError('Invalid arg for nir (National Internet Registry')
# Create the return dictionary.
results = {
'query': self._net.address_str,
'raw': None
}
# Only fetch the response if we haven't already.
if response is None:
if is_offline:
raise KeyError('response argument required when '
'is_offline=True')
log.debug('Response not given, perform WHOIS lookup for {0}'
.format(self._net.address_str))
form_data = None
if NIR_WHOIS[nir]['form_data_ip_field']:
form_data = {NIR_WHOIS[nir]['form_data_ip_field']:
self._net.address_str}
# Retrieve the whois data.
response = self._net.get_http_raw(
url=str(NIR_WHOIS[nir]['url']).format(self._net.address_str),
retry_count=retry_count,
headers=NIR_WHOIS[nir]['request_headers'],
request_type=NIR_WHOIS[nir]['request_type'],
form_data=form_data
)
# If inc_raw parameter is True, add the response to return dictionary.
if inc_raw:
results['raw'] = response
nets = []
nets_response = None
if nir == 'jpnic':
nets_response = self.get_nets_jpnic(response)
elif nir == 'krnic':
nets_response = self.get_nets_krnic(response)
nets.extend(nets_response)
global_contacts = {}
# Iterate through all of the network sections and parse out the
# appropriate fields for each.
log.debug('Parsing NIR WHOIS data')
for index, net in enumerate(nets):
section_end = None
if index + 1 < len(nets):
section_end = nets[index + 1]['start']
try:
dt_format = NIR_WHOIS[nir]['dt_format']
except KeyError: # pragma: no cover
dt_format = None
temp_net = self.parse_fields(
response=response,
fields_dict=NIR_WHOIS[nir]['fields'],
net_start=section_end,
net_end=net['end'],
dt_format=dt_format,
field_list=field_list,
hourdelta=int(NIR_WHOIS[nir]['dt_hourdelta'])
)
temp_net['country'] = NIR_WHOIS[nir]['country_code']
contacts = {
'admin': temp_net['contact_admin'],
'tech': temp_net['contact_tech']
}
del (
temp_net['contact_admin'],
temp_net['contact_tech']
)
if not is_offline:
for key, val in contacts.items():
if len(val) > 0:
if isinstance(val, str):
val = val.splitlines()
for contact in val:
if contact in global_contacts.keys():
temp_net['contacts'][key] = (
global_contacts[contact]
)
else:
if nir == 'krnic':
tmp_response = contact
tmp_handle = None
else:
tmp_response = None
tmp_handle = contact
temp_net['contacts'][key] = self.get_contact(
response=tmp_response,
handle=tmp_handle,
nir=nir,
retry_count=retry_count,
dt_format=dt_format
)
global_contacts[contact] = (
temp_net['contacts'][key]
)
# Merge the net dictionaries.
net.update(temp_net)
# The start and end values are no longer needed.
del net['start'], net['end']
# Add the networks to the return dictionary.
results['nets'] = nets
return results