69 lines
2.3 KiB
Python
69 lines
2.3 KiB
Python
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import socket
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import random
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import struct
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from abc import ABCMeta, abstractmethod
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from model.host import VictimHost
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__author__ = 'itamar'
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class NetworkRange(object):
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__metaclass__ = ABCMeta
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def __init__(self, base_address, shuffle=True):
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self._base_address = base_address
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self._shuffle = shuffle
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self._config = __import__('config').WormConfiguration
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@abstractmethod
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def _get_range(self):
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raise NotImplementedError()
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def __iter__(self):
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base_range = self._get_range()
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if self._shuffle:
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random.shuffle(base_range)
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for x in base_range:
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yield VictimHost(socket.inet_ntoa(struct.pack(">L", self._base_address + x)))
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class ClassCRange(NetworkRange):
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def __init__(self, base_address, shuffle=True):
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base_address = struct.unpack(">L", socket.inet_aton(base_address))[0] & 0xFFFFFF00
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super(ClassCRange, self).__init__(base_address, shuffle=shuffle)
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def __repr__(self):
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return "<ClassCRange %s-%s>" % (socket.inet_ntoa(struct.pack(">L", self._base_address + 1)),
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socket.inet_ntoa(struct.pack(">L", self._base_address + 254)))
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def _get_range(self):
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return range(1, 254)
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class RelativeRange(NetworkRange):
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def __init__(self, base_address, shuffle=True):
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base_address = struct.unpack(">L", socket.inet_aton(base_address))[0]
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super(RelativeRange, self).__init__(base_address, shuffle=shuffle)
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self._size = self._config.range_size
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def __repr__(self):
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return "<RelativeRange %s-%s>" % (socket.inet_ntoa(struct.pack(">L", self._base_address - self._size)),
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socket.inet_ntoa(struct.pack(">L", self._base_address + self._size)))
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def _get_range(self):
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return range(-self._size, self._size + 1)
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class FixedRange(NetworkRange):
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def __init__(self, base_address, shuffle=True):
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base_address = 0
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super(FixedRange, self).__init__(base_address, shuffle=shuffle)
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self._fixed_addresses = self._config.range_fixed
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def __repr__(self):
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return "<FixedRange %s>" % (",".join(self._fixed_addresses))
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def _get_range(self):
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return [struct.unpack(">L", socket.inet_aton(address))[0]
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for address in self._fixed_addresses]
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