forked from p34709852/monkey
123 lines
4.0 KiB
Python
123 lines
4.0 KiB
Python
import random
|
|
import socket
|
|
import struct
|
|
from abc import ABCMeta, abstractmethod
|
|
|
|
import ipaddress
|
|
|
|
__author__ = 'itamar'
|
|
|
|
|
|
class NetworkRange(object):
|
|
__metaclass__ = ABCMeta
|
|
|
|
def __init__(self, shuffle=True):
|
|
self._shuffle = shuffle
|
|
|
|
def get_range(self):
|
|
"""
|
|
:return: Returns a sequence of IPs in an internal format (might be numbers)
|
|
"""
|
|
return self._get_range()
|
|
|
|
def __iter__(self):
|
|
"""
|
|
Iterator of ip addresses (strings) from the current range.
|
|
Use get_range if you want it in one go.
|
|
:return:
|
|
"""
|
|
base_range = self.get_range()
|
|
if self._shuffle:
|
|
random.shuffle(base_range)
|
|
|
|
for x in base_range:
|
|
yield self._number_to_ip(x)
|
|
|
|
@abstractmethod
|
|
def is_in_range(self, ip_address):
|
|
raise NotImplementedError()
|
|
|
|
@abstractmethod
|
|
def _get_range(self):
|
|
raise NotImplementedError()
|
|
|
|
@staticmethod
|
|
def get_range_obj(address_str):
|
|
address_str = address_str.strip()
|
|
if not address_str: # Empty string
|
|
return None
|
|
if -1 != address_str.find('-'):
|
|
return IpRange(ip_range=address_str)
|
|
if -1 != address_str.find('/'):
|
|
return CidrRange(cidr_range=address_str)
|
|
return SingleIpRange(ip_address=address_str)
|
|
|
|
@staticmethod
|
|
def _ip_to_number(address):
|
|
return struct.unpack(">L", socket.inet_aton(address))[0]
|
|
|
|
@staticmethod
|
|
def _number_to_ip(num):
|
|
return socket.inet_ntoa(struct.pack(">L", num))
|
|
|
|
|
|
class CidrRange(NetworkRange):
|
|
def __init__(self, cidr_range, shuffle=True):
|
|
super(CidrRange, self).__init__(shuffle=shuffle)
|
|
self._cidr_range = cidr_range.strip()
|
|
self._ip_network = ipaddress.ip_network(unicode(self._cidr_range), strict=False)
|
|
|
|
def __repr__(self):
|
|
return "<CidrRange %s>" % (self._cidr_range,)
|
|
|
|
def is_in_range(self, ip_address):
|
|
return ipaddress.ip_address(ip_address) in self._ip_network
|
|
|
|
def _get_range(self):
|
|
return [CidrRange._ip_to_number(str(x)) for x in self._ip_network if x != self._ip_network.broadcast_address]
|
|
|
|
|
|
class IpRange(NetworkRange):
|
|
def __init__(self, ip_range=None, lower_end_ip=None, higher_end_ip=None, shuffle=True):
|
|
super(IpRange, self).__init__(shuffle=shuffle)
|
|
if ip_range is not None:
|
|
addresses = ip_range.split('-')
|
|
if len(addresses) != 2:
|
|
raise ValueError('Illegal IP range format: %s. Format is 192.168.0.5-192.168.0.20' % ip_range)
|
|
self._lower_end_ip, self._higher_end_ip = [x.strip() for x in addresses]
|
|
elif (lower_end_ip is not None) and (higher_end_ip is not None):
|
|
self._lower_end_ip = lower_end_ip.strip()
|
|
self._higher_end_ip = higher_end_ip.strip()
|
|
else:
|
|
raise ValueError('Illegal IP range: %s' % ip_range)
|
|
|
|
self._lower_end_ip_num = self._ip_to_number(self._lower_end_ip)
|
|
self._higher_end_ip_num = self._ip_to_number(self._higher_end_ip)
|
|
if self._higher_end_ip_num < self._lower_end_ip_num:
|
|
raise ValueError(
|
|
'Higher end IP %s is smaller than lower end IP %s' % (self._lower_end_ip, self._higher_end_ip))
|
|
|
|
def __repr__(self):
|
|
return "<IpRange %s-%s>" % (self._lower_end_ip, self._higher_end_ip)
|
|
|
|
def is_in_range(self, ip_address):
|
|
return self._lower_end_ip_num <= self._ip_to_number(ip_address) <= self._higher_end_ip_num
|
|
|
|
def _get_range(self):
|
|
return range(self._lower_end_ip_num, self._higher_end_ip_num + 1)
|
|
|
|
|
|
class SingleIpRange(NetworkRange):
|
|
def __init__(self, ip_address, shuffle=True):
|
|
super(SingleIpRange, self).__init__(shuffle=shuffle)
|
|
self._ip_address = ip_address
|
|
|
|
def __repr__(self):
|
|
return "<SingleIpRange %s>" % (self._ip_address,)
|
|
|
|
def is_in_range(self, ip_address):
|
|
return self._ip_address == ip_address
|
|
|
|
def _get_range(self):
|
|
return [SingleIpRange._ip_to_number(self._ip_address)]
|