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-rw-r--r--contrib/ipaddr-py/COPYING202
-rw-r--r--contrib/ipaddr-py/MANIFEST.in3
-rw-r--r--contrib/ipaddr-py/OWNERS4
-rw-r--r--contrib/ipaddr-py/README8
-rw-r--r--contrib/ipaddr-py/ipaddr.py1907
-rwxr-xr-xcontrib/ipaddr-py/ipaddr_test.py1099
-rwxr-xr-xcontrib/ipaddr-py/setup.py36
-rwxr-xr-xcontrib/ipaddr-py/test-2to3.sh15
8 files changed, 3274 insertions, 0 deletions
diff --git a/contrib/ipaddr-py/COPYING b/contrib/ipaddr-py/COPYING
new file mode 100644
index 0000000..d645695
--- /dev/null
+++ b/contrib/ipaddr-py/COPYING
@@ -0,0 +1,202 @@
+
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
+
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+ 1. Definitions.
+
+ "License" shall mean the terms and conditions for use, reproduction,
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+ "Licensor" shall mean the copyright owner or entity authorized by
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+ "Work" shall mean the work of authorship, whether in Source or
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+ "Contribution" shall mean any work of authorship, including
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+ 5. Submission of Contributions. Unless You explicitly state otherwise,
+ any Contribution intentionally submitted for inclusion in the Work
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diff --git a/contrib/ipaddr-py/MANIFEST.in b/contrib/ipaddr-py/MANIFEST.in
new file mode 100644
index 0000000..f572804
--- /dev/null
+++ b/contrib/ipaddr-py/MANIFEST.in
@@ -0,0 +1,3 @@
+include COPYING
+include ipaddr_test.py
+include RELEASENOTES
diff --git a/contrib/ipaddr-py/OWNERS b/contrib/ipaddr-py/OWNERS
new file mode 100644
index 0000000..501673e
--- /dev/null
+++ b/contrib/ipaddr-py/OWNERS
@@ -0,0 +1,4 @@
+pmoody
+harro
+mshields
+smart
diff --git a/contrib/ipaddr-py/README b/contrib/ipaddr-py/README
new file mode 100644
index 0000000..1b54294
--- /dev/null
+++ b/contrib/ipaddr-py/README
@@ -0,0 +1,8 @@
+ipaddr.py is a library for working with IP addresses, both IPv4 and IPv6.
+It was developed by Google for internal use, and is now open source.
+
+Project home page: http://code.google.com/p/ipaddr-py/
+
+Please send contributions to ipaddr-py-dev@googlegroups.com. Code should
+include unit tests and follow the Google Python style guide:
+http://code.google.com/p/soc/wiki/PythonStyleGuide
diff --git a/contrib/ipaddr-py/ipaddr.py b/contrib/ipaddr-py/ipaddr.py
new file mode 100644
index 0000000..a89298a
--- /dev/null
+++ b/contrib/ipaddr-py/ipaddr.py
@@ -0,0 +1,1907 @@
+#!/usr/bin/python
+#
+# Copyright 2007 Google Inc.
+# Licensed to PSF under a Contributor Agreement.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# permissions and limitations under the License.
+
+"""A fast, lightweight IPv4/IPv6 manipulation library in Python.
+
+This library is used to create/poke/manipulate IPv4 and IPv6 addresses
+and networks.
+
+"""
+
+__version__ = 'trunk'
+
+import struct
+
+IPV4LENGTH = 32
+IPV6LENGTH = 128
+
+
+class AddressValueError(ValueError):
+ """A Value Error related to the address."""
+
+
+class NetmaskValueError(ValueError):
+ """A Value Error related to the netmask."""
+
+
+def IPAddress(address, version=None):
+ """Take an IP string/int and return an object of the correct type.
+
+ Args:
+ address: A string or integer, the IP address. Either IPv4 or
+ IPv6 addresses may be supplied; integers less than 2**32 will
+ be considered to be IPv4 by default.
+ version: An Integer, 4 or 6. If set, don't try to automatically
+ determine what the IP address type is. important for things
+ like IPAddress(1), which could be IPv4, '0.0.0.1', or IPv6,
+ '::1'.
+
+ Returns:
+ An IPv4Address or IPv6Address object.
+
+ Raises:
+ ValueError: if the string passed isn't either a v4 or a v6
+ address.
+
+ """
+ if version:
+ if version == 4:
+ return IPv4Address(address)
+ elif version == 6:
+ return IPv6Address(address)
+
+ try:
+ return IPv4Address(address)
+ except (AddressValueError, NetmaskValueError):
+ pass
+
+ try:
+ return IPv6Address(address)
+ except (AddressValueError, NetmaskValueError):
+ pass
+
+ raise ValueError('%r does not appear to be an IPv4 or IPv6 address' %
+ address)
+
+
+def IPNetwork(address, version=None, strict=False):
+ """Take an IP string/int and return an object of the correct type.
+
+ Args:
+ address: A string or integer, the IP address. Either IPv4 or
+ IPv6 addresses may be supplied; integers less than 2**32 will
+ be considered to be IPv4 by default.
+ version: An Integer, if set, don't try to automatically
+ determine what the IP address type is. important for things
+ like IPNetwork(1), which could be IPv4, '0.0.0.1/32', or IPv6,
+ '::1/128'.
+
+ Returns:
+ An IPv4Network or IPv6Network object.
+
+ Raises:
+ ValueError: if the string passed isn't either a v4 or a v6
+ address. Or if a strict network was requested and a strict
+ network wasn't given.
+
+ """
+ if version:
+ if version == 4:
+ return IPv4Network(address, strict)
+ elif version == 6:
+ return IPv6Network(address, strict)
+
+ try:
+ return IPv4Network(address, strict)
+ except (AddressValueError, NetmaskValueError):
+ pass
+
+ try:
+ return IPv6Network(address, strict)
+ except (AddressValueError, NetmaskValueError):
+ pass
+
+ raise ValueError('%r does not appear to be an IPv4 or IPv6 network' %
+ address)
+
+
+def v4_int_to_packed(address):
+ """The binary representation of this address.
+
+ Args:
+ address: An integer representation of an IPv4 IP address.
+
+ Returns:
+ The binary representation of this address.
+
+ Raises:
+ ValueError: If the integer is too large to be an IPv4 IP
+ address.
+ """
+ if address > _BaseV4._ALL_ONES:
+ raise ValueError('Address too large for IPv4')
+ return struct.pack('!I', address)
+
+
+def v6_int_to_packed(address):
+ """The binary representation of this address.
+
+ Args:
+ address: An integer representation of an IPv4 IP address.
+
+ Returns:
+ The binary representation of this address.
+ """
+ return struct.pack('!QQ', address >> 64, address & (2**64 - 1))
+
+
+def _find_address_range(addresses):
+ """Find a sequence of addresses.
+
+ Args:
+ addresses: a list of IPv4 or IPv6 addresses.
+
+ Returns:
+ A tuple containing the first and last IP addresses in the sequence.
+
+ """
+ first = last = addresses[0]
+ for ip in addresses[1:]:
+ if ip._ip == last._ip + 1:
+ last = ip
+ else:
+ break
+ return (first, last)
+
+def _get_prefix_length(number1, number2, bits):
+ """Get the number of leading bits that are same for two numbers.
+
+ Args:
+ number1: an integer.
+ number2: another integer.
+ bits: the maximum number of bits to compare.
+
+ Returns:
+ The number of leading bits that are the same for two numbers.
+
+ """
+ for i in range(bits):
+ if number1 >> i == number2 >> i:
+ return bits - i
+ return 0
+
+def _count_righthand_zero_bits(number, bits):
+ """Count the number of zero bits on the right hand side.
+
+ Args:
+ number: an integer.
+ bits: maximum number of bits to count.
+
+ Returns:
+ The number of zero bits on the right hand side of the number.
+
+ """
+ if number == 0:
+ return bits
+ for i in range(bits):
+ if (number >> i) % 2:
+ return i
+
+def summarize_address_range(first, last):
+ """Summarize a network range given the first and last IP addresses.
+
+ Example:
+ >>> summarize_address_range(IPv4Address('1.1.1.0'),
+ IPv4Address('1.1.1.130'))
+ [IPv4Network('1.1.1.0/25'), IPv4Network('1.1.1.128/31'),
+ IPv4Network('1.1.1.130/32')]
+
+ Args:
+ first: the first IPv4Address or IPv6Address in the range.
+ last: the last IPv4Address or IPv6Address in the range.
+
+ Returns:
+ The address range collapsed to a list of IPv4Network's or
+ IPv6Network's.
+
+ Raise:
+ TypeError:
+ If the first and last objects are not IP addresses.
+ If the first and last objects are not the same version.
+ ValueError:
+ If the last object is not greater than the first.
+ If the version is not 4 or 6.
+
+ """
+ if not (isinstance(first, _BaseIP) and isinstance(last, _BaseIP)):
+ raise TypeError('first and last must be IP addresses, not networks')
+ if first.version != last.version:
+ raise TypeError("%s and %s are not of the same version" % (
+ str(first), str(last)))
+ if first > last:
+ raise ValueError('last IP address must be greater than first')
+
+ networks = []
+
+ if first.version == 4:
+ ip = IPv4Network
+ elif first.version == 6:
+ ip = IPv6Network
+ else:
+ raise ValueError('unknown IP version')
+
+ ip_bits = first._max_prefixlen
+ first_int = first._ip
+ last_int = last._ip
+ while first_int <= last_int:
+ nbits = _count_righthand_zero_bits(first_int, ip_bits)
+ current = None
+ while nbits >= 0:
+ addend = 2**nbits - 1
+ current = first_int + addend
+ nbits -= 1
+ if current <= last_int:
+ break
+ prefix = _get_prefix_length(first_int, current, ip_bits)
+ net = ip('%s/%d' % (str(first), prefix))
+ networks.append(net)
+ if current == ip._ALL_ONES:
+ break
+ first_int = current + 1
+ first = IPAddress(first_int, version=first._version)
+ return networks
+
+def _collapse_address_list_recursive(addresses):
+ """Loops through the addresses, collapsing concurrent netblocks.
+
+ Example:
+
+ ip1 = IPv4Network('1.1.0.0/24')
+ ip2 = IPv4Network('1.1.1.0/24')
+ ip3 = IPv4Network('1.1.2.0/24')
+ ip4 = IPv4Network('1.1.3.0/24')
+ ip5 = IPv4Network('1.1.4.0/24')
+ ip6 = IPv4Network('1.1.0.1/22')
+
+ _collapse_address_list_recursive([ip1, ip2, ip3, ip4, ip5, ip6]) ->
+ [IPv4Network('1.1.0.0/22'), IPv4Network('1.1.4.0/24')]
+
+ This shouldn't be called directly; it is called via
+ collapse_address_list([]).
+
+ Args:
+ addresses: A list of IPv4Network's or IPv6Network's
+
+ Returns:
+ A list of IPv4Network's or IPv6Network's depending on what we were
+ passed.
+
+ """
+ ret_array = []
+ optimized = False
+
+ for cur_addr in addresses:
+ if not ret_array:
+ ret_array.append(cur_addr)
+ continue
+ if cur_addr in ret_array[-1]:
+ optimized = True
+ elif cur_addr == ret_array[-1].supernet().subnet()[1]:
+ ret_array.append(ret_array.pop().supernet())
+ optimized = True
+ else:
+ ret_array.append(cur_addr)
+
+ if optimized:
+ return _collapse_address_list_recursive(ret_array)
+
+ return ret_array
+
+
+def collapse_address_list(addresses):
+ """Collapse a list of IP objects.
+
+ Example:
+ collapse_address_list([IPv4('1.1.0.0/24'), IPv4('1.1.1.0/24')]) ->
+ [IPv4('1.1.0.0/23')]
+
+ Args:
+ addresses: A list of IPv4Network or IPv6Network objects.
+
+ Returns:
+ A list of IPv4Network or IPv6Network objects depending on what we
+ were passed.
+
+ Raises:
+ TypeError: If passed a list of mixed version objects.
+
+ """
+ i = 0
+ addrs = []
+ ips = []
+ nets = []
+
+ # split IP addresses and networks
+ for ip in addresses:
+ if isinstance(ip, _BaseIP):
+ if ips and ips[-1]._version != ip._version:
+ raise TypeError("%s and %s are not of the same version" % (
+ str(ip), str(ips[-1])))
+ ips.append(ip)
+ elif ip._prefixlen == ip._max_prefixlen:
+ if ips and ips[-1]._version != ip._version:
+ raise TypeError("%s and %s are not of the same version" % (
+ str(ip), str(ips[-1])))
+ ips.append(ip.ip)
+ else:
+ if nets and nets[-1]._version != ip._version:
+ raise TypeError("%s and %s are not of the same version" % (
+ str(ip), str(ips[-1])))
+ nets.append(ip)
+
+ # sort and dedup
+ ips = sorted(set(ips))
+ nets = sorted(set(nets))
+
+ while i < len(ips):
+ (first, last) = _find_address_range(ips[i:])
+ i = ips.index(last) + 1
+ addrs.extend(summarize_address_range(first, last))
+
+ return _collapse_address_list_recursive(sorted(
+ addrs + nets, key=_BaseNet._get_networks_key))
+
+# backwards compatibility
+CollapseAddrList = collapse_address_list
+
+# Test whether this Python implementation supports byte objects that
+# are not identical to str ones.
+# We need to exclude platforms where bytes == str so that we can
+# distinguish between packed representations and strings, for example
+# b'12::' (the IPv4 address 49.50.58.58) and '12::' (an IPv6 address).
+try:
+ _compat_has_real_bytes = bytes is not str
+except NameError: # <Python2.6
+ _compat_has_real_bytes = False
+
+def get_mixed_type_key(obj):
+ """Return a key suitable for sorting between networks and addresses.
+
+ Address and Network objects are not sortable by default; they're
+ fundamentally different so the expression
+
+ IPv4Address('1.1.1.1') <= IPv4Network('1.1.1.1/24')
+
+ doesn't make any sense. There are some times however, where you may wish
+ to have ipaddr sort these for you anyway. If you need to do this, you
+ can use this function as the key= argument to sorted().
+
+ Args:
+ obj: either a Network or Address object.
+ Returns:
+ appropriate key.
+
+ """
+ if isinstance(obj, _BaseNet):
+ return obj._get_networks_key()
+ elif isinstance(obj, _BaseIP):
+ return obj._get_address_key()
+ return NotImplemented
+
+class _IPAddrBase(object):
+
+ """The mother class."""
+
+ def __index__(self):
+ return self._ip
+
+ def __int__(self):
+ return self._ip
+
+ def __hex__(self):
+ return hex(self._ip)
+
+ @property
+ def exploded(self):
+ """Return the longhand version of the IP address as a string."""
+ return self._explode_shorthand_ip_string()
+
+ @property
+ def compressed(self):
+ """Return the shorthand version of the IP address as a string."""
+ return str(self)
+
+
+class _BaseIP(_IPAddrBase):
+
+ """A generic IP object.
+
+ This IP class contains the version independent methods which are
+ used by single IP addresses.
+
+ """
+
+ def __init__(self, address):
+ if (not (_compat_has_real_bytes and isinstance(address, bytes))
+ and '/' in str(address)):
+ raise AddressValueError(address)
+
+ def __eq__(self, other):
+ try:
+ return (self._ip == other._ip
+ and self._version == other._version)
+ except AttributeError:
+ return NotImplemented
+
+ def __ne__(self, other):
+ eq = self.__eq__(other)
+ if eq is NotImplemented:
+ return NotImplemented
+ return not eq
+
+ def __le__(self, other):
+ gt = self.__gt__(other)
+ if gt is NotImplemented:
+ return NotImplemented
+ return not gt
+
+ def __ge__(self, other):
+ lt = self.__lt__(other)
+ if lt is NotImplemented:
+ return NotImplemented
+ return not lt
+
+ def __lt__(self, other):
+ if self._version != other._version:
+ raise TypeError('%s and %s are not of the same version' % (
+ str(self), str(other)))
+ if not isinstance(other, _BaseIP):
+ raise TypeError('%s and %s are not of the same type' % (
+ str(self), str(other)))
+ if self._ip != other._ip:
+ return self._ip < other._ip
+ return False
+
+ def __gt__(self, other):
+ if self._version != other._version:
+ raise TypeError('%s and %s are not of the same version' % (
+ str(self), str(other)))
+ if not isinstance(other, _BaseIP):
+ raise TypeError('%s and %s are not of the same type' % (
+ str(self), str(other)))
+ if self._ip != other._ip:
+ return self._ip > other._ip
+ return False
+
+ # Shorthand for Integer addition and subtraction. This is not
+ # meant to ever support addition/subtraction of addresses.
+ def __add__(self, other):
+ if not isinstance(other, int):
+ return NotImplemented
+ return IPAddress(int(self) + other, version=self._version)
+
+ def __sub__(self, other):
+ if not isinstance(other, int):
+ return NotImplemented
+ return IPAddress(int(self) - other, version=self._version)
+
+ def __repr__(self):
+ return '%s(%r)' % (self.__class__.__name__, str(self))
+
+ def __str__(self):
+ return '%s' % self._string_from_ip_int(self._ip)
+
+ def __hash__(self):
+ return hash(hex(long(self._ip)))
+
+ def _get_address_key(self):
+ return (self._version, self)
+
+ @property
+ def version(self):
+ raise NotImplementedError('BaseIP has no version')
+
+
+class _BaseNet(_IPAddrBase):
+
+ """A generic IP object.
+
+ This IP class contains the version independent methods which are
+ used by networks.
+
+ """
+
+ def __init__(self, address):
+ self._cache = {}
+
+ def __repr__(self):
+ return '%s(%r)' % (self.__class__.__name__, str(self))
+
+ def iterhosts(self):
+ """Generate Iterator over usable hosts in a network.
+
+ This is like __iter__ except it doesn't return the network
+ or broadcast addresses.
+
+ """
+ cur = int(self.network) + 1
+ bcast = int(self.broadcast) - 1
+ while cur <= bcast:
+ cur += 1
+ yield IPAddress(cur - 1, version=self._version)
+
+ def __iter__(self):
+ cur = int(self.network)
+ bcast = int(self.broadcast)
+ while cur <= bcast:
+ cur += 1
+ yield IPAddress(cur - 1, version=self._version)
+
+ def __getitem__(self, n):
+ network = int(self.network)
+ broadcast = int(self.broadcast)
+ if n >= 0:
+ if network + n > broadcast:
+ raise IndexError
+ return IPAddress(network + n, version=self._version)
+ else:
+ n += 1
+ if broadcast + n < network:
+ raise IndexError
+ return IPAddress(broadcast + n, version=self._version)
+
+ def __lt__(self, other):
+ if self._version != other._version:
+ raise TypeError('%s and %s are not of the same version' % (
+ str(self), str(other)))
+ if not isinstance(other, _BaseNet):
+ raise TypeError('%s and %s are not of the same type' % (
+ str(self), str(other)))
+ if self.network != other.network:
+ return self.network < other.network
+ if self.netmask != other.netmask:
+ return self.netmask < other.netmask
+ return False
+
+ def __gt__(self, other):
+ if self._version != other._version:
+ raise TypeError('%s and %s are not of the same version' % (
+ str(self), str(other)))
+ if not isinstance(other, _BaseNet):
+ raise TypeError('%s and %s are not of the same type' % (
+ str(self), str(other)))
+ if self.network != other.network:
+ return self.network > other.network
+ if self.netmask != other.netmask:
+ return self.netmask > other.netmask
+ return False
+
+ def __le__(self, other):
+ gt = self.__gt__(other)
+ if gt is NotImplemented:
+ return NotImplemented
+ return not gt
+
+ def __ge__(self, other):
+ lt = self.__lt__(other)
+ if lt is NotImplemented:
+ return NotImplemented
+ return not lt
+
+ def __eq__(self, other):
+ try:
+ return (self._version == other._version
+ and self.network == other.network
+ and int(self.netmask) == int(other.netmask))
+ except AttributeError:
+ if isinstance(other, _BaseIP):
+ return (self._version == other._version
+ and self._ip == other._ip)
+
+ def __ne__(self, other):
+ eq = self.__eq__(other)
+ if eq is NotImplemented:
+ return NotImplemented
+ return not eq
+
+ def __str__(self):
+ return '%s/%s' % (str(self.ip),
+ str(self._prefixlen))
+
+ def __hash__(self):
+ return hash(int(self.network) ^ int(self.netmask))
+
+ def __contains__(self, other):
+ # always false if one is v4 and the other is v6.
+ if self._version != other._version:
+ return False
+ # dealing with another network.
+ if isinstance(other, _BaseNet):
+ return (self.network <= other.network and
+ self.broadcast >= other.broadcast)
+ # dealing with another address
+ else:
+ return (int(self.network) <= int(other._ip) <=
+ int(self.broadcast))
+
+ def overlaps(self, other):
+ """Tell if self is partly contained in other."""
+ return self.network in other or self.broadcast in other or (
+ other.network in self or other.broadcast in self)
+
+ @property
+ def network(self):
+ x = self._cache.get('network')
+ if x is None:
+ x = IPAddress(self._ip & int(self.netmask), version=self._version)
+ self._cache['network'] = x
+ return x
+
+ @property
+ def broadcast(self):
+ x = self._cache.get('broadcast')
+ if x is None:
+ x = IPAddress(self._ip | int(self.hostmask), version=self._version)
+ self._cache['broadcast'] = x
+ return x
+
+ @property
+ def hostmask(self):
+ x = self._cache.get('hostmask')
+ if x is None:
+ x = IPAddress(int(self.netmask) ^ self._ALL_ONES,
+ version=self._version)
+ self._cache['hostmask'] = x
+ return x
+
+ @property
+ def with_prefixlen(self):
+ return '%s/%d' % (str(self.ip), self._prefixlen)
+
+ @property
+ def with_netmask(self):
+ return '%s/%s' % (str(self.ip), str(self.netmask))
+
+ @property
+ def with_hostmask(self):
+ return '%s/%s' % (str(self.ip), str(self.hostmask))
+
+ @property
+ def numhosts(self):
+ """Number of hosts in the current subnet."""
+ return int(self.broadcast) - int(self.network) + 1
+
+ @property
+ def version(self):
+ raise NotImplementedError('BaseNet has no version')
+
+ @property
+ def prefixlen(self):
+ return self._prefixlen
+
+ def address_exclude(self, other):
+ """Remove an address from a larger block.
+
+ For example:
+
+ addr1 = IPNetwork('10.1.1.0/24')
+ addr2 = IPNetwork('10.1.1.0/26')
+ addr1.address_exclude(addr2) =
+ [IPNetwork('10.1.1.64/26'), IPNetwork('10.1.1.128/25')]
+
+ or IPv6:
+
+ addr1 = IPNetwork('::1/32')
+ addr2 = IPNetwork('::1/128')
+ addr1.address_exclude(addr2) = [IPNetwork('::0/128'),
+ IPNetwork('::2/127'),
+ IPNetwork('::4/126'),
+ IPNetwork('::8/125'),
+ ...
+ IPNetwork('0:0:8000::/33')]
+
+ Args:
+ other: An IPvXNetwork object of the same type.
+
+ Returns:
+ A sorted list of IPvXNetwork objects addresses which is self
+ minus other.
+
+ Raises:
+ TypeError: If self and other are of difffering address
+ versions, or if other is not a network object.
+ ValueError: If other is not completely contained by self.
+
+ """
+ if not self._version == other._version:
+ raise TypeError("%s and %s are not of the same version" % (
+ str(self), str(other)))
+
+ if not isinstance(other, _BaseNet):
+ raise TypeError("%s is not a network object" % str(other))
+
+ if other not in self:
+ raise ValueError('%s not contained in %s' % (str(other),
+ str(self)))
+ if other == self:
+ return []
+
+ ret_addrs = []
+
+ # Make sure we're comparing the network of other.
+ other = IPNetwork('%s/%s' % (str(other.network), str(other.prefixlen)),
+ version=other._version)
+
+ s1, s2 = self.subnet()
+ while s1 != other and s2 != other:
+ if other in s1:
+ ret_addrs.append(s2)
+ s1, s2 = s1.subnet()
+ elif other in s2:
+ ret_addrs.append(s1)
+ s1, s2 = s2.subnet()
+ else:
+ # If we got here, there's a bug somewhere.
+ assert True == False, ('Error performing exclusion: '
+ 's1: %s s2: %s other: %s' %
+ (str(s1), str(s2), str(other)))
+ if s1 == other:
+ ret_addrs.append(s2)
+ elif s2 == other:
+ ret_addrs.append(s1)
+ else:
+ # If we got here, there's a bug somewhere.
+ assert True == False, ('Error performing exclusion: '
+ 's1: %s s2: %s other: %s' %
+ (str(s1), str(s2), str(other)))
+
+ return sorted(ret_addrs, key=_BaseNet._get_networks_key)
+
+ def compare_networks(self, other):
+ """Compare two IP objects.
+
+ This is only concerned about the comparison of the integer
+ representation of the network addresses. This means that the
+ host bits aren't considered at all in this method. If you want
+ to compare host bits, you can easily enough do a
+ 'HostA._ip < HostB._ip'
+
+ Args:
+ other: An IP object.
+
+ Returns:
+ If the IP versions of self and other are the same, returns:
+
+ -1 if self < other:
+ eg: IPv4('1.1.1.0/24') < IPv4('1.1.2.0/24')
+ IPv6('1080::200C:417A') < IPv6('1080::200B:417B')
+ 0 if self == other
+ eg: IPv4('1.1.1.1/24') == IPv4('1.1.1.2/24')
+ IPv6('1080::200C:417A/96') == IPv6('1080::200C:417B/96')
+ 1 if self > other
+ eg: IPv4('1.1.1.0/24') > IPv4('1.1.0.0/24')
+ IPv6('1080::1:200C:417A/112') >
+ IPv6('1080::0:200C:417A/112')
+
+ If the IP versions of self and other are different, returns:
+
+ -1 if self._version < other._version
+ eg: IPv4('10.0.0.1/24') < IPv6('::1/128')
+ 1 if self._version > other._version
+ eg: IPv6('::1/128') > IPv4('255.255.255.0/24')
+
+ """
+ if self._version < other._version:
+ return -1
+ if self._version > other._version:
+ return 1
+ # self._version == other._version below here:
+ if self.network < other.network:
+ return -1
+ if self.network > other.network:
+ return 1
+ # self.network == other.network below here:
+ if self.netmask < other.netmask:
+ return -1
+ if self.netmask > other.netmask:
+ return 1
+ # self.network == other.network and self.netmask == other.netmask
+ return 0
+
+ def _get_networks_key(self):
+ """Network-only key function.
+
+ Returns an object that identifies this address' network and
+ netmask. This function is a suitable "key" argument for sorted()
+ and list.sort().
+
+ """
+ return (self._version, self.network, self.netmask)
+
+ def _ip_int_from_prefix(self, prefixlen=None):
+ """Turn the prefix length netmask into a int for comparison.
+
+ Args:
+ prefixlen: An integer, the prefix length.
+
+ Returns:
+ An integer.
+
+ """
+ if not prefixlen and prefixlen != 0:
+ prefixlen = self._prefixlen
+ return self._ALL_ONES ^ (self._ALL_ONES >> prefixlen)
+
+ def _prefix_from_ip_int(self, ip_int, mask=32):
+ """Return prefix length from the decimal netmask.
+
+ Args:
+ ip_int: An integer, the IP address.
+ mask: The netmask. Defaults to 32.
+
+ Returns:
+ An integer, the prefix length.
+
+ """
+ while mask:
+ if ip_int & 1 == 1:
+ break
+ ip_int >>= 1
+ mask -= 1
+
+ return mask
+
+ def _ip_string_from_prefix(self, prefixlen=None):
+ """Turn a prefix length into a dotted decimal string.
+
+ Args:
+ prefixlen: An integer, the netmask prefix length.
+
+ Returns:
+ A string, the dotted decimal netmask string.
+
+ """
+ if not prefixlen:
+ prefixlen = self._prefixlen
+ return self._string_from_ip_int(self._ip_int_from_prefix(prefixlen))
+
+ def iter_subnets(self, prefixlen_diff=1, new_prefix=None):
+ """The subnets which join to make the current subnet.
+
+ In the case that self contains only one IP
+ (self._prefixlen == 32 for IPv4 or self._prefixlen == 128
+ for IPv6), return a list with just ourself.
+
+ Args:
+ prefixlen_diff: An integer, the amount the prefix length
+ should be increased by. This should not be set if
+ new_prefix is also set.
+ new_prefix: The desired new prefix length. This must be a
+ larger number (smaller prefix) than the existing prefix.
+ This should not be set if prefixlen_diff is also set.
+
+ Returns:
+ An iterator of IPv(4|6) objects.
+
+ Raises:
+ ValueError: The prefixlen_diff is too small or too large.
+ OR
+ prefixlen_diff and new_prefix are both set or new_prefix
+ is a smaller number than the current prefix (smaller
+ number means a larger network)
+
+ """
+ if self._prefixlen == self._max_prefixlen:
+ yield self
+ return
+
+ if new_prefix is not None:
+ if new_prefix < self._prefixlen:
+ raise ValueError('new prefix must be longer')
+ if prefixlen_diff != 1:
+ raise ValueError('cannot set prefixlen_diff and new_prefix')
+ prefixlen_diff = new_prefix - self._prefixlen
+
+ if prefixlen_diff < 0:
+ raise ValueError('prefix length diff must be > 0')
+ new_prefixlen = self._prefixlen + prefixlen_diff
+
+ if not self._is_valid_netmask(str(new_prefixlen)):
+ raise ValueError(
+ 'prefix length diff %d is invalid for netblock %s' % (
+ new_prefixlen, str(self)))
+
+ first = IPNetwork('%s/%s' % (str(self.network),
+ str(self._prefixlen + prefixlen_diff)),
+ version=self._version)
+
+ yield first
+ current = first
+ while True:
+ broadcast = current.broadcast
+ if broadcast == self.broadcast:
+ return
+ new_addr = IPAddress(int(broadcast) + 1, version=self._version)
+ current = IPNetwork('%s/%s' % (str(new_addr), str(new_prefixlen)),
+ version=self._version)
+
+ yield current
+
+ def masked(self):
+ """Return the network object with the host bits masked out."""
+ return IPNetwork('%s/%d' % (self.network, self._prefixlen),
+ version=self._version)
+
+ def subnet(self, prefixlen_diff=1, new_prefix=None):
+ """Return a list of subnets, rather than an iterator."""
+ return list(self.iter_subnets(prefixlen_diff, new_prefix))
+
+ def supernet(self, prefixlen_diff=1, new_prefix=None):
+ """The supernet containing the current network.
+
+ Args:
+ prefixlen_diff: An integer, the amount the prefix length of
+ the network should be decreased by. For example, given a
+ /24 network and a prefixlen_diff of 3, a supernet with a
+ /21 netmask is returned.
+
+ Returns:
+ An IPv4 network object.
+
+ Raises:
+ ValueError: If self.prefixlen - prefixlen_diff < 0. I.e., you have a
+ negative prefix length.
+ OR
+ If prefixlen_diff and new_prefix are both set or new_prefix is a
+ larger number than the current prefix (larger number means a
+ smaller network)
+
+ """
+ if self._prefixlen == 0:
+ return self
+
+ if new_prefix is not None:
+ if new_prefix > self._prefixlen:
+ raise ValueError('new prefix must be shorter')
+ if prefixlen_diff != 1:
+ raise ValueError('cannot set prefixlen_diff and new_prefix')
+ prefixlen_diff = self._prefixlen - new_prefix
+
+
+ if self.prefixlen - prefixlen_diff < 0:
+ raise ValueError(
+ 'current prefixlen is %d, cannot have a prefixlen_diff of %d' %
+ (self.prefixlen, prefixlen_diff))
+ return IPNetwork('%s/%s' % (str(self.network),
+ str(self.prefixlen - prefixlen_diff)),
+ version=self._version)
+
+ # backwards compatibility
+ Subnet = subnet
+ Supernet = supernet
+ AddressExclude = address_exclude
+ CompareNetworks = compare_networks
+ Contains = __contains__
+
+
+class _BaseV4(object):
+
+ """Base IPv4 object.
+
+ The following methods are used by IPv4 objects in both single IP
+ addresses and networks.
+
+ """
+
+ # Equivalent to 255.255.255.255 or 32 bits of 1's.
+ _ALL_ONES = (2**IPV4LENGTH) - 1
+ _DECIMAL_DIGITS = frozenset('0123456789')
+
+ def __init__(self, address):
+ self._version = 4
+ self._max_prefixlen = IPV4LENGTH
+
+ def _explode_shorthand_ip_string(self, ip_str=None):
+ if not ip_str:
+ ip_str = str(self)
+ return ip_str
+
+ def _ip_int_from_string(self, ip_str):
+ """Turn the given IP string into an integer for comparison.
+
+ Args:
+ ip_str: A string, the IP ip_str.
+
+ Returns:
+ The IP ip_str as an integer.
+
+ Raises:
+ AddressValueError: if ip_str isn't a valid IPv4 Address.
+
+ """
+ octets = ip_str.split('.')
+ if len(octets) != 4:
+ raise AddressValueError(ip_str)
+
+ packed_ip = 0
+ for oc in octets:
+ try:
+ packed_ip = (packed_ip << 8) | self._parse_octet(oc)
+ except ValueError:
+ raise AddressValueError(ip_str)
+ return packed_ip
+
+ def _parse_octet(self, octet_str):
+ """Convert a decimal octet into an integer.
+
+ Args:
+ octet_str: A string, the number to parse.
+
+ Returns:
+ The octet as an integer.
+
+ Raises:
+ ValueError: if the octet isn't strictly a decimal from [0..255].
+
+ """
+ # Whitelist the characters, since int() allows a lot of bizarre stuff.
+ if not self._DECIMAL_DIGITS.issuperset(octet_str):
+ raise ValueError
+ octet_int = int(octet_str, 10)
+ # Disallow leading zeroes, because no clear standard exists on
+ # whether these should be interpreted as decimal or octal.
+ if octet_int > 255 or (octet_str[0] == '0' and len(octet_str) > 1):
+ raise ValueError
+ return octet_int
+
+ def _string_from_ip_int(self, ip_int):
+ """Turns a 32-bit integer into dotted decimal notation.
+
+ Args:
+ ip_int: An integer, the IP address.
+
+ Returns:
+ The IP address as a string in dotted decimal notation.
+
+ """
+ octets = []
+ for _ in xrange(4):
+ octets.insert(0, str(ip_int & 0xFF))
+ ip_int >>= 8
+ return '.'.join(octets)
+
+ @property
+ def max_prefixlen(self):
+ return self._max_prefixlen
+
+ @property
+ def packed(self):
+ """The binary representation of this address."""
+ return v4_int_to_packed(self._ip)
+
+ @property
+ def version(self):
+ return self._version
+
+ @property
+ def is_reserved(self):
+ """Test if the address is otherwise IETF reserved.
+
+ Returns:
+ A boolean, True if the address is within the
+ reserved IPv4 Network range.
+
+ """
+ return self in IPv4Network('240.0.0.0/4')
+
+ @property
+ def is_private(self):
+ """Test if this address is allocated for private networks.
+
+ Returns:
+ A boolean, True if the address is reserved per RFC 1918.
+
+ """
+ return (self in IPv4Network('10.0.0.0/8') or
+ self in IPv4Network('172.16.0.0/12') or
+ self in IPv4Network('192.168.0.0/16'))
+
+ @property
+ def is_multicast(self):
+ """Test if the address is reserved for multicast use.
+
+ Returns:
+ A boolean, True if the address is multicast.
+ See RFC 3171 for details.
+
+ """
+ return self in IPv4Network('224.0.0.0/4')
+
+ @property
+ def is_unspecified(self):
+ """Test if the address is unspecified.
+
+ Returns:
+ A boolean, True if this is the unspecified address as defined in
+ RFC 5735 3.
+
+ """
+ return self in IPv4Network('0.0.0.0')
+
+ @property
+ def is_loopback(self):
+ """Test if the address is a loopback address.
+
+ Returns:
+ A boolean, True if the address is a loopback per RFC 3330.
+
+ """
+ return self in IPv4Network('127.0.0.0/8')
+
+ @property
+ def is_link_local(self):
+ """Test if the address is reserved for link-local.
+
+ Returns:
+ A boolean, True if the address is link-local per RFC 3927.
+
+ """
+ return self in IPv4Network('169.254.0.0/16')
+
+
+class IPv4Address(_BaseV4, _BaseIP):
+
+ """Represent and manipulate single IPv4 Addresses."""
+
+ def __init__(self, address):
+
+ """
+ Args:
+ address: A string or integer representing the IP
+ '192.168.1.1'
+
+ Additionally, an integer can be passed, so
+ IPv4Address('192.168.1.1') == IPv4Address(3232235777).
+ or, more generally
+ IPv4Address(int(IPv4Address('192.168.1.1'))) ==
+ IPv4Address('192.168.1.1')
+
+ Raises:
+ AddressValueError: If ipaddr isn't a valid IPv4 address.
+
+ """
+ _BaseIP.__init__(self, address)
+ _BaseV4.__init__(self, address)
+
+ # Efficient constructor from integer.
+ if isinstance(address, (int, long)):
+ self._ip = address
+ if address < 0 or address > self._ALL_ONES:
+ raise AddressValueError(address)
+ return
+
+ # Constructing from a packed address
+ if _compat_has_real_bytes:
+ if isinstance(address, bytes) and len(address) == 4:
+ self._ip = struct.unpack('!I', address)[0]
+ return
+
+ # Assume input argument to be string or any object representation
+ # which converts into a formatted IP string.
+ addr_str = str(address)
+ self._ip = self._ip_int_from_string(addr_str)
+
+
+class IPv4Network(_BaseV4, _BaseNet):
+
+ """This class represents and manipulates 32-bit IPv4 networks.
+
+ Attributes: [examples for IPv4Network('1.2.3.4/27')]
+ ._ip: 16909060
+ .ip: IPv4Address('1.2.3.4')
+ .network: IPv4Address('1.2.3.0')
+ .hostmask: IPv4Address('0.0.0.31')
+ .broadcast: IPv4Address('1.2.3.31')
+ .netmask: IPv4Address('255.255.255.224')
+ .prefixlen: 27
+
+ """
+
+ # the valid octets for host and netmasks. only useful for IPv4.
+ _valid_mask_octets = set((255, 254, 252, 248, 240, 224, 192, 128, 0))
+
+ def __init__(self, address, strict=False):
+ """Instantiate a new IPv4 network object.
+
+ Args:
+ address: A string or integer representing the IP [& network].
+ '192.168.1.1/24'
+ '192.168.1.1/255.255.255.0'
+ '192.168.1.1/0.0.0.255'
+ are all functionally the same in IPv4. Similarly,
+ '192.168.1.1'
+ '192.168.1.1/255.255.255.255'
+ '192.168.1.1/32'
+ are also functionaly equivalent. That is to say, failing to
+ provide a subnetmask will create an object with a mask of /32.
+
+ If the mask (portion after the / in the argument) is given in
+ dotted quad form, it is treated as a netmask if it starts with a
+ non-zero field (e.g. /255.0.0.0 == /8) and as a hostmask if it
+ starts with a zero field (e.g. 0.255.255.255 == /8), with the
+ single exception of an all-zero mask which is treated as a
+ netmask == /0. If no mask is given, a default of /32 is used.
+
+ Additionally, an integer can be passed, so
+ IPv4Network('192.168.1.1') == IPv4Network(3232235777).
+ or, more generally
+ IPv4Network(int(IPv4Network('192.168.1.1'))) ==
+ IPv4Network('192.168.1.1')
+
+ strict: A boolean. If true, ensure that we have been passed
+ A true network address, eg, 192.168.1.0/24 and not an
+ IP address on a network, eg, 192.168.1.1/24.
+
+ Raises:
+ AddressValueError: If ipaddr isn't a valid IPv4 address.
+ NetmaskValueError: If the netmask isn't valid for
+ an IPv4 address.
+ ValueError: If strict was True and a network address was not
+ supplied.
+
+ """
+ _BaseNet.__init__(self, address)
+ _BaseV4.__init__(self, address)
+
+ # Efficient constructor from integer.
+ if isinstance(address, (int, long)):
+ self._ip = address
+ self.ip = IPv4Address(self._ip)
+ self._prefixlen = self._max_prefixlen
+ self.netmask = IPv4Address(self._ALL_ONES)
+ if address < 0 or address > self._ALL_ONES:
+ raise AddressValueError(address)
+ return
+
+ # Constructing from a packed address
+ if _compat_has_real_bytes:
+ if isinstance(address, bytes) and len(address) == 4:
+ self._ip = struct.unpack('!I', address)[0]
+ self.ip = IPv4Address(self._ip)
+ self._prefixlen = self._max_prefixlen
+ self.netmask = IPv4Address(self._ALL_ONES)
+ return
+
+ # Assume input argument to be string or any object representation
+ # which converts into a formatted IP prefix string.
+ addr = str(address).split('/')
+
+ if len(addr) > 2:
+ raise AddressValueError(address)
+
+ self._ip = self._ip_int_from_string(addr[0])
+ self.ip = IPv4Address(self._ip)
+
+ if len(addr) == 2:
+ mask = addr[1].split('.')
+ if len(mask) == 4:
+ # We have dotted decimal netmask.
+ if self._is_valid_netmask(addr[1]):
+ self.netmask = IPv4Address(self._ip_int_from_string(
+ addr[1]))
+ elif self._is_hostmask(addr[1]):
+ self.netmask = IPv4Address(
+ self._ip_int_from_string(addr[1]) ^ self._ALL_ONES)
+ else:
+ raise NetmaskValueError('%s is not a valid netmask'
+ % addr[1])
+
+ self._prefixlen = self._prefix_from_ip_int(int(self.netmask))
+ else:
+ # We have a netmask in prefix length form.
+ if not self._is_valid_netmask(addr[1]):
+ raise NetmaskValueError(addr[1])
+ self._prefixlen = int(addr[1])
+ self.netmask = IPv4Address(self._ip_int_from_prefix(
+ self._prefixlen))
+ else:
+ self._prefixlen = self._max_prefixlen
+ self.netmask = IPv4Address(self._ip_int_from_prefix(
+ self._prefixlen))
+ if strict:
+ if self.ip != self.network:
+ raise ValueError('%s has host bits set' %
+ self.ip)
+
+ def _is_hostmask(self, ip_str):
+ """Test if the IP string is a hostmask (rather than a netmask).
+
+ Args:
+ ip_str: A string, the potential hostmask.
+
+ Returns:
+ A boolean, True if the IP string is a hostmask.
+
+ """
+ bits = ip_str.split('.')
+ try:
+ parts = [int(x) for x in bits if int(x) in self._valid_mask_octets]
+ except ValueError:
+ return False
+ if len(parts) != len(bits):
+ return False
+ if parts[0] < parts[-1]:
+ return True
+ return False
+
+ def _is_valid_netmask(self, netmask):
+ """Verify that the netmask is valid.
+
+ Args:
+ netmask: A string, either a prefix or dotted decimal
+ netmask.
+
+ Returns:
+ A boolean, True if the prefix represents a valid IPv4
+ netmask.
+
+ """
+ mask = netmask.split('.')
+ if len(mask) == 4:
+ if [x for x in mask if int(x) not in self._valid_mask_octets]:
+ return False
+ if [y for idx, y in enumerate(mask) if idx > 0 and
+ y > mask[idx - 1]]:
+ return False
+ return True
+ try:
+ netmask = int(netmask)
+ except ValueError:
+ return False
+ return 0 <= netmask <= self._max_prefixlen
+
+ # backwards compatibility
+ IsRFC1918 = lambda self: self.is_private
+ IsMulticast = lambda self: self.is_multicast
+ IsLoopback = lambda self: self.is_loopback
+ IsLinkLocal = lambda self: self.is_link_local
+
+
+class _BaseV6(object):
+
+ """Base IPv6 object.
+
+ The following methods are used by IPv6 objects in both single IP
+ addresses and networks.
+
+ """
+
+ _ALL_ONES = (2**IPV6LENGTH) - 1
+ _HEXTET_COUNT = 8
+ _HEX_DIGITS = frozenset('0123456789ABCDEFabcdef')
+
+ def __init__(self, address):
+ self._version = 6
+ self._max_prefixlen = IPV6LENGTH
+
+ def _ip_int_from_string(self, ip_str):
+ """Turn an IPv6 ip_str into an integer.
+
+ Args:
+ ip_str: A string, the IPv6 ip_str.
+
+ Returns:
+ A long, the IPv6 ip_str.
+
+ Raises:
+ AddressValueError: if ip_str isn't a valid IPv6 Address.
+
+ """
+ parts = ip_str.split(':')
+
+ # An IPv6 address needs at least 2 colons (3 parts).
+ if len(parts) < 3:
+ raise AddressValueError(ip_str)
+
+ # If the address has an IPv4-style suffix, convert it to hexadecimal.
+ if '.' in parts[-1]:
+ ipv4_int = IPv4Address(parts.pop())._ip
+ parts.append('%x' % ((ipv4_int >> 16) & 0xFFFF))
+ parts.append('%x' % (ipv4_int & 0xFFFF))
+
+ # An IPv6 address can't have more than 8 colons (9 parts).
+ if len(parts) > self._HEXTET_COUNT + 1:
+ raise AddressValueError(ip_str)
+
+ # Disregarding the endpoints, find '::' with nothing in between.
+ # This indicates that a run of zeroes has been skipped.
+ try:
+ skip_index, = (
+ [i for i in xrange(1, len(parts) - 1) if not parts[i]] or
+ [None])
+ except ValueError:
+ # Can't have more than one '::'
+ raise AddressValueError(ip_str)
+
+ # parts_hi is the number of parts to copy from above/before the '::'
+ # parts_lo is the number of parts to copy from below/after the '::'
+ if skip_index is not None:
+ # If we found a '::', then check if it also covers the endpoints.
+ parts_hi = skip_index
+ parts_lo = len(parts) - skip_index - 1
+ if not parts[0]:
+ parts_hi -= 1
+ if parts_hi:
+ raise AddressValueError(ip_str) # ^: requires ^::
+ if not parts[-1]:
+ parts_lo -= 1
+ if parts_lo:
+ raise AddressValueError(ip_str) # :$ requires ::$
+ parts_skipped = self._HEXTET_COUNT - (parts_hi + parts_lo)
+ if parts_skipped < 1:
+ raise AddressValueError(ip_str)
+ else:
+ # Otherwise, allocate the entire address to parts_hi. The endpoints
+ # could still be empty, but _parse_hextet() will check for that.
+ if len(parts) != self._HEXTET_COUNT:
+ raise AddressValueError(ip_str)
+ parts_hi = len(parts)
+ parts_lo = 0
+ parts_skipped = 0
+
+ try:
+ # Now, parse the hextets into a 128-bit integer.
+ ip_int = 0L
+ for i in xrange(parts_hi):
+ ip_int <<= 16
+ ip_int |= self._parse_hextet(parts[i])
+ ip_int <<= 16 * parts_skipped
+ for i in xrange(-parts_lo, 0):
+ ip_int <<= 16
+ ip_int |= self._parse_hextet(parts[i])
+ return ip_int
+ except ValueError:
+ raise AddressValueError(ip_str)
+
+ def _parse_hextet(self, hextet_str):
+ """Convert an IPv6 hextet string into an integer.
+
+ Args:
+ hextet_str: A string, the number to parse.
+
+ Returns:
+ The hextet as an integer.
+
+ Raises:
+ ValueError: if the input isn't strictly a hex number from [0..FFFF].
+
+ """
+ # Whitelist the characters, since int() allows a lot of bizarre stuff.
+ if not self._HEX_DIGITS.issuperset(hextet_str):
+ raise ValueError
+ hextet_int = int(hextet_str, 16)
+ if hextet_int > 0xFFFF:
+ raise ValueError
+ return hextet_int
+
+ def _compress_hextets(self, hextets):
+ """Compresses a list of hextets.
+
+ Compresses a list of strings, replacing the longest continuous
+ sequence of "0" in the list with "" and adding empty strings at
+ the beginning or at the end of the string such that subsequently
+ calling ":".join(hextets) will produce the compressed version of
+ the IPv6 address.
+
+ Args:
+ hextets: A list of strings, the hextets to compress.
+
+ Returns:
+ A list of strings.
+
+ """
+ best_doublecolon_start = -1
+ best_doublecolon_len = 0
+ doublecolon_start = -1
+ doublecolon_len = 0
+ for index in range(len(hextets)):
+ if hextets[index] == '0':
+ doublecolon_len += 1
+ if doublecolon_start == -1:
+ # Start of a sequence of zeros.
+ doublecolon_start = index
+ if doublecolon_len > best_doublecolon_len:
+ # This is the longest sequence of zeros so far.
+ best_doublecolon_len = doublecolon_len
+ best_doublecolon_start = doublecolon_start
+ else:
+ doublecolon_len = 0
+ doublecolon_start = -1
+
+ if best_doublecolon_len > 1:
+ best_doublecolon_end = (best_doublecolon_start +
+ best_doublecolon_len)
+ # For zeros at the end of the address.
+ if best_doublecolon_end == len(hextets):
+ hextets += ['']
+ hextets[best_doublecolon_start:best_doublecolon_end] = ['']
+ # For zeros at the beginning of the address.
+ if best_doublecolon_start == 0:
+ hextets = [''] + hextets
+
+ return hextets
+
+ def _string_from_ip_int(self, ip_int=None):
+ """Turns a 128-bit integer into hexadecimal notation.
+
+ Args:
+ ip_int: An integer, the IP address.
+
+ Returns:
+ A string, the hexadecimal representation of the address.
+
+ Raises:
+ ValueError: The address is bigger than 128 bits of all ones.
+
+ """
+ if not ip_int and ip_int != 0:
+ ip_int = int(self._ip)
+
+ if ip_int > self._ALL_ONES:
+ raise ValueError('IPv6 address is too large')
+
+ hex_str = '%032x' % ip_int
+ hextets = []
+ for x in range(0, 32, 4):
+ hextets.append('%x' % int(hex_str[x:x+4], 16))
+
+ hextets = self._compress_hextets(hextets)
+ return ':'.join(hextets)
+
+ def _explode_shorthand_ip_string(self, ip_str=None):
+ """Expand a shortened IPv6 address.
+
+ Args:
+ ip_str: A string, the IPv6 address.
+
+ Returns:
+ A string, the expanded IPv6 address.
+
+ """
+ if not ip_str:
+ ip_str = str(self)
+ if isinstance(self, _BaseNet):
+ ip_str = str(self.ip)
+
+ ip_int = self._ip_int_from_string(ip_str)
+ parts = []
+ for i in xrange(self._HEXTET_COUNT):
+ parts.append('%04x' % (ip_int & 0xFFFF))
+ ip_int >>= 16
+ parts.reverse()
+ return ':'.join(parts)
+
+ @property
+ def max_prefixlen(self):
+ return self._max_prefixlen
+
+ @property
+ def packed(self):
+ """The binary representation of this address."""
+ return v6_int_to_packed(self._ip)
+
+ @property
+ def version(self):
+ return self._version
+
+ @property
+ def is_multicast(self):
+ """Test if the address is reserved for multicast use.
+
+ Returns:
+ A boolean, True if the address is a multicast address.
+ See RFC 2373 2.7 for details.
+
+ """
+ return self in IPv6Network('ff00::/8')
+
+ @property
+ def is_reserved(self):
+ """Test if the address is otherwise IETF reserved.
+
+ Returns:
+ A boolean, True if the address is within one of the
+ reserved IPv6 Network ranges.
+
+ """
+ return (self in IPv6Network('::/8') or
+ self in IPv6Network('100::/8') or
+ self in IPv6Network('200::/7') or
+ self in IPv6Network('400::/6') or
+ self in IPv6Network('800::/5') or
+ self in IPv6Network('1000::/4') or
+ self in IPv6Network('4000::/3') or
+ self in IPv6Network('6000::/3') or
+ self in IPv6Network('8000::/3') or
+ self in IPv6Network('A000::/3') or
+ self in IPv6Network('C000::/3') or
+ self in IPv6Network('E000::/4') or
+ self in IPv6Network('F000::/5') or
+ self in IPv6Network('F800::/6') or
+ self in IPv6Network('FE00::/9'))
+
+ @property
+ def is_unspecified(self):
+ """Test if the address is unspecified.
+
+ Returns:
+ A boolean, True if this is the unspecified address as defined in
+ RFC 2373 2.5.2.
+
+ """
+ return self._ip == 0 and getattr(self, '_prefixlen', 128) == 128
+
+ @property
+ def is_loopback(self):
+ """Test if the address is a loopback address.
+
+ Returns:
+ A boolean, True if the address is a loopback address as defined in
+ RFC 2373 2.5.3.
+
+ """
+ return self._ip == 1 and getattr(self, '_prefixlen', 128) == 128
+
+ @property
+ def is_link_local(self):
+ """Test if the address is reserved for link-local.
+
+ Returns:
+ A boolean, True if the address is reserved per RFC 4291.
+
+ """
+ return self in IPv6Network('fe80::/10')
+
+ @property
+ def is_site_local(self):
+ """Test if the address is reserved for site-local.
+
+ Note that the site-local address space has been deprecated by RFC 3879.
+ Use is_private to test if this address is in the space of unique local
+ addresses as defined by RFC 4193.
+
+ Returns:
+ A boolean, True if the address is reserved per RFC 3513 2.5.6.
+
+ """
+ return self in IPv6Network('fec0::/10')
+
+ @property
+ def is_private(self):
+ """Test if this address is allocated for private networks.
+
+ Returns:
+ A boolean, True if the address is reserved per RFC 4193.
+
+ """
+ return self in IPv6Network('fc00::/7')
+
+ @property
+ def ipv4_mapped(self):
+ """Return the IPv4 mapped address.
+
+ Returns:
+ If the IPv6 address is a v4 mapped address, return the
+ IPv4 mapped address. Return None otherwise.
+
+ """
+ if (self._ip >> 32) != 0xFFFF:
+ return None
+ return IPv4Address(self._ip & 0xFFFFFFFF)
+
+ @property
+ def teredo(self):
+ """Tuple of embedded teredo IPs.
+
+ Returns:
+ Tuple of the (server, client) IPs or None if the address
+ doesn't appear to be a teredo address (doesn't start with
+ 2001::/32)
+
+ """
+ if (self._ip >> 96) != 0x20010000:
+ return None
+ return (IPv4Address((self._ip >> 64) & 0xFFFFFFFF),
+ IPv4Address(~self._ip & 0xFFFFFFFF))
+
+ @property
+ def sixtofour(self):
+ """Return the IPv4 6to4 embedded address.
+
+ Returns:
+ The IPv4 6to4-embedded address if present or None if the
+ address doesn't appear to contain a 6to4 embedded address.
+
+ """
+ if (self._ip >> 112) != 0x2002:
+ return None
+ return IPv4Address((self._ip >> 80) & 0xFFFFFFFF)
+
+
+class IPv6Address(_BaseV6, _BaseIP):
+
+ """Represent and manipulate single IPv6 Addresses.
+ """
+
+ def __init__(self, address):
+ """Instantiate a new IPv6 address object.
+
+ Args:
+ address: A string or integer representing the IP
+
+ Additionally, an integer can be passed, so
+ IPv6Address('2001:4860::') ==
+ IPv6Address(42541956101370907050197289607612071936L).
+ or, more generally
+ IPv6Address(IPv6Address('2001:4860::')._ip) ==
+ IPv6Address('2001:4860::')
+
+ Raises:
+ AddressValueError: If address isn't a valid IPv6 address.
+
+ """
+ _BaseIP.__init__(self, address)
+ _BaseV6.__init__(self, address)
+
+ # Efficient constructor from integer.
+ if isinstance(address, (int, long)):
+ self._ip = address
+ if address < 0 or address > self._ALL_ONES:
+ raise AddressValueError(address)
+ return
+
+ # Constructing from a packed address
+ if _compat_has_real_bytes:
+ if isinstance(address, bytes) and len(address) == 16:
+ tmp = struct.unpack('!QQ', address)
+ self._ip = (tmp[0] << 64) | tmp[1]
+ return
+
+ # Assume input argument to be string or any object representation
+ # which converts into a formatted IP string.
+ addr_str = str(address)
+ if not addr_str:
+ raise AddressValueError('')
+
+ self._ip = self._ip_int_from_string(addr_str)
+
+
+class IPv6Network(_BaseV6, _BaseNet):
+
+ """This class represents and manipulates 128-bit IPv6 networks.
+
+ Attributes: [examples for IPv6('2001:658:22A:CAFE:200::1/64')]
+ .ip: IPv6Address('2001:658:22a:cafe:200::1')
+ .network: IPv6Address('2001:658:22a:cafe::')
+ .hostmask: IPv6Address('::ffff:ffff:ffff:ffff')
+ .broadcast: IPv6Address('2001:658:22a:cafe:ffff:ffff:ffff:ffff')
+ .netmask: IPv6Address('ffff:ffff:ffff:ffff::')
+ .prefixlen: 64
+
+ """
+
+
+ def __init__(self, address, strict=False):
+ """Instantiate a new IPv6 Network object.
+
+ Args:
+ address: A string or integer representing the IPv6 network or the IP
+ and prefix/netmask.
+ '2001:4860::/128'
+ '2001:4860:0000:0000:0000:0000:0000:0000/128'
+ '2001:4860::'
+ are all functionally the same in IPv6. That is to say,
+ failing to provide a subnetmask will create an object with
+ a mask of /128.
+
+ Additionally, an integer can be passed, so
+ IPv6Network('2001:4860::') ==
+ IPv6Network(42541956101370907050197289607612071936L).
+ or, more generally
+ IPv6Network(IPv6Network('2001:4860::')._ip) ==
+ IPv6Network('2001:4860::')
+
+ strict: A boolean. If true, ensure that we have been passed
+ A true network address, eg, 192.168.1.0/24 and not an
+ IP address on a network, eg, 192.168.1.1/24.
+
+ Raises:
+ AddressValueError: If address isn't a valid IPv6 address.
+ NetmaskValueError: If the netmask isn't valid for
+ an IPv6 address.
+ ValueError: If strict was True and a network address was not
+ supplied.
+
+ """
+ _BaseNet.__init__(self, address)
+ _BaseV6.__init__(self, address)
+
+ # Efficient constructor from integer.
+ if isinstance(address, (int, long)):
+ self._ip = address
+ self.ip = IPv6Address(self._ip)
+ self._prefixlen = self._max_prefixlen
+ self.netmask = IPv6Address(self._ALL_ONES)
+ if address < 0 or address > self._ALL_ONES:
+ raise AddressValueError(address)
+ return
+
+ # Constructing from a packed address
+ if _compat_has_real_bytes:
+ if isinstance(address, bytes) and len(address) == 16:
+ tmp = struct.unpack('!QQ', address)
+ self._ip = (tmp[0] << 64) | tmp[1]
+ self.ip = IPv6Address(self._ip)
+ self._prefixlen = self._max_prefixlen
+ self.netmask = IPv6Address(self._ALL_ONES)
+ return
+
+ # Assume input argument to be string or any object representation
+ # which converts into a formatted IP prefix string.
+ addr = str(address).split('/')
+
+ if len(addr) > 2:
+ raise AddressValueError(address)
+
+ self._ip = self._ip_int_from_string(addr[0])
+ self.ip = IPv6Address(self._ip)
+
+ if len(addr) == 2:
+ if self._is_valid_netmask(addr[1]):
+ self._prefixlen = int(addr[1])
+ else:
+ raise NetmaskValueError(addr[1])
+ else:
+ self._prefixlen = self._max_prefixlen
+
+ self.netmask = IPv6Address(self._ip_int_from_prefix(self._prefixlen))
+
+ if strict:
+ if self.ip != self.network:
+ raise ValueError('%s has host bits set' %
+ self.ip)
+
+ def _is_valid_netmask(self, prefixlen):
+ """Verify that the netmask/prefixlen is valid.
+
+ Args:
+ prefixlen: A string, the netmask in prefix length format.
+
+ Returns:
+ A boolean, True if the prefix represents a valid IPv6
+ netmask.
+
+ """
+ try:
+ prefixlen = int(prefixlen)
+ except ValueError:
+ return False
+ return 0 <= prefixlen <= self._max_prefixlen
+
+ @property
+ def with_netmask(self):
+ return self.with_prefixlen
diff --git a/contrib/ipaddr-py/ipaddr_test.py b/contrib/ipaddr-py/ipaddr_test.py
new file mode 100755
index 0000000..09bece0
--- /dev/null
+++ b/contrib/ipaddr-py/ipaddr_test.py
@@ -0,0 +1,1099 @@
+#!/usr/bin/python
+#
+# Copyright 2007 Google Inc.
+# Licensed to PSF under a Contributor Agreement.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Unittest for ipaddr module."""
+
+
+import unittest
+import time
+import ipaddr
+
+# Compatibility function to cast str to bytes objects
+if ipaddr._compat_has_real_bytes:
+ _cb = lambda bytestr: bytes(bytestr, 'charmap')
+else:
+ _cb = str
+
+class IpaddrUnitTest(unittest.TestCase):
+
+ def setUp(self):
+ self.ipv4 = ipaddr.IPv4Network('1.2.3.4/24')
+ self.ipv4_hostmask = ipaddr.IPv4Network('10.0.0.1/0.255.255.255')
+ self.ipv6 = ipaddr.IPv6Network('2001:658:22a:cafe:200:0:0:1/64')
+
+ def tearDown(self):
+ del(self.ipv4)
+ del(self.ipv4_hostmask)
+ del(self.ipv6)
+ del(self)
+
+ def testRepr(self):
+ self.assertEqual("IPv4Network('1.2.3.4/32')",
+ repr(ipaddr.IPv4Network('1.2.3.4')))
+ self.assertEqual("IPv6Network('::1/128')",
+ repr(ipaddr.IPv6Network('::1')))
+
+ def testAutoMasking(self):
+ addr1 = ipaddr.IPv4Network('1.1.1.255/24')
+ addr1_masked = ipaddr.IPv4Network('1.1.1.0/24')
+ self.assertEqual(addr1_masked, addr1.masked())
+
+ addr2 = ipaddr.IPv6Network('2000:cafe::efac:100/96')
+ addr2_masked = ipaddr.IPv6Network('2000:cafe::/96')
+ self.assertEqual(addr2_masked, addr2.masked())
+
+ # issue57
+ def testAddressIntMath(self):
+ self.assertEqual(ipaddr.IPv4Address('1.1.1.1') + 255,
+ ipaddr.IPv4Address('1.1.2.0'))
+ self.assertEqual(ipaddr.IPv4Address('1.1.1.1') - 256,
+ ipaddr.IPv4Address('1.1.0.1'))
+ self.assertEqual(ipaddr.IPv6Address('::1') + (2**16 - 2),
+ ipaddr.IPv6Address('::ffff'))
+ self.assertEqual(ipaddr.IPv6Address('::ffff') - (2**16 - 2),
+ ipaddr.IPv6Address('::1'))
+
+ def testInvalidStrings(self):
+ def AssertInvalidIP(ip_str):
+ self.assertRaises(ValueError, ipaddr.IPAddress, ip_str)
+ AssertInvalidIP("")
+ AssertInvalidIP("016.016.016.016")
+ AssertInvalidIP("016.016.016")
+ AssertInvalidIP("016.016")
+ AssertInvalidIP("016")
+ AssertInvalidIP("000.000.000.000")
+ AssertInvalidIP("000")
+ AssertInvalidIP("0x0a.0x0a.0x0a.0x0a")
+ AssertInvalidIP("0x0a.0x0a.0x0a")
+ AssertInvalidIP("0x0a.0x0a")
+ AssertInvalidIP("0x0a")
+ AssertInvalidIP("42.42.42.42.42")
+ AssertInvalidIP("42.42.42")
+ AssertInvalidIP("42.42")
+ AssertInvalidIP("42")
+ AssertInvalidIP("42..42.42")
+ AssertInvalidIP("42..42.42.42")
+ AssertInvalidIP("42.42.42.42.")
+ AssertInvalidIP("42.42.42.42...")
+ AssertInvalidIP(".42.42.42.42")
+ AssertInvalidIP("...42.42.42.42")
+ AssertInvalidIP("42.42.42.-0")
+ AssertInvalidIP("42.42.42.+0")
+ AssertInvalidIP(".")
+ AssertInvalidIP("...")
+ AssertInvalidIP("bogus")
+ AssertInvalidIP("bogus.com")
+ AssertInvalidIP("192.168.0.1.com")
+ AssertInvalidIP("12345.67899.-54321.-98765")
+ AssertInvalidIP("257.0.0.0")
+ AssertInvalidIP("42.42.42.-42")
+ AssertInvalidIP("3ffe::1.net")
+ AssertInvalidIP("3ffe::1::1")
+ AssertInvalidIP("1::2::3::4:5")
+ AssertInvalidIP("::7:6:5:4:3:2:")
+ AssertInvalidIP(":6:5:4:3:2:1::")
+ AssertInvalidIP("2001::db:::1")
+ AssertInvalidIP("FEDC:9878")
+ AssertInvalidIP("+1.+2.+3.4")
+ AssertInvalidIP("1.2.3.4e0")
+ AssertInvalidIP("::7:6:5:4:3:2:1:0")
+ AssertInvalidIP("7:6:5:4:3:2:1:0::")
+ AssertInvalidIP("9:8:7:6:5:4:3::2:1")
+ AssertInvalidIP("0:1:2:3::4:5:6:7")
+ AssertInvalidIP("3ffe:0:0:0:0:0:0:0:1")
+ AssertInvalidIP("3ffe::10000")
+ AssertInvalidIP("3ffe::goog")
+ AssertInvalidIP("3ffe::-0")
+ AssertInvalidIP("3ffe::+0")
+ AssertInvalidIP("3ffe::-1")
+ AssertInvalidIP(":")
+ AssertInvalidIP(":::")
+ AssertInvalidIP("::1.2.3")
+ AssertInvalidIP("::1.2.3.4.5")
+ AssertInvalidIP("::1.2.3.4:")
+ AssertInvalidIP("1.2.3.4::")
+ AssertInvalidIP("2001:db8::1:")
+ AssertInvalidIP(":2001:db8::1")
+ AssertInvalidIP(":1:2:3:4:5:6:7")
+ AssertInvalidIP("1:2:3:4:5:6:7:")
+ AssertInvalidIP(":1:2:3:4:5:6:")
+
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv4Network, '')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv4Network,
+ 'google.com')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv4Network,
+ '::1.2.3.4')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network, '')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ 'google.com')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ '1.2.3.4')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ 'cafe:cafe::/128/190')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ '1234:axy::b')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Address,
+ '1234:axy::b')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Address,
+ '2001:db8:::1')
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Address,
+ '2001:888888::1')
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Address(1)._ip_int_from_string,
+ '1.a.2.3')
+ self.assertEqual(False, ipaddr.IPv4Network(1)._is_hostmask('1.a.2.3'))
+
+ def testGetNetwork(self):
+ self.assertEqual(int(self.ipv4.network), 16909056)
+ self.assertEqual(str(self.ipv4.network), '1.2.3.0')
+ self.assertEqual(str(self.ipv4_hostmask.network), '10.0.0.0')
+
+ self.assertEqual(int(self.ipv6.network),
+ 42540616829182469433403647294022090752)
+ self.assertEqual(str(self.ipv6.network),
+ '2001:658:22a:cafe::')
+ self.assertEqual(str(self.ipv6.hostmask),
+ '::ffff:ffff:ffff:ffff')
+
+ def testBadVersionComparison(self):
+ # These should always raise TypeError
+ v4addr = ipaddr.IPAddress('1.1.1.1')
+ v4net = ipaddr.IPNetwork('1.1.1.1')
+ v6addr = ipaddr.IPAddress('::1')
+ v6net = ipaddr.IPAddress('::1')
+
+ self.assertRaises(TypeError, v4addr.__lt__, v6addr)
+ self.assertRaises(TypeError, v4addr.__gt__, v6addr)
+ self.assertRaises(TypeError, v4net.__lt__, v6net)
+ self.assertRaises(TypeError, v4net.__gt__, v6net)
+
+ self.assertRaises(TypeError, v6addr.__lt__, v4addr)
+ self.assertRaises(TypeError, v6addr.__gt__, v4addr)
+ self.assertRaises(TypeError, v6net.__lt__, v4net)
+ self.assertRaises(TypeError, v6net.__gt__, v4net)
+
+ def testMixedTypeComparison(self):
+ v4addr = ipaddr.IPAddress('1.1.1.1')
+ v4net = ipaddr.IPNetwork('1.1.1.1/32')
+ v6addr = ipaddr.IPAddress('::1')
+ v6net = ipaddr.IPNetwork('::1/128')
+
+ self.assertFalse(v4net.__contains__(v6net))
+ self.assertFalse(v6net.__contains__(v4net))
+
+ self.assertRaises(TypeError, lambda: v4addr < v4net)
+ self.assertRaises(TypeError, lambda: v4addr > v4net)
+ self.assertRaises(TypeError, lambda: v4net < v4addr)
+ self.assertRaises(TypeError, lambda: v4net > v4addr)
+
+ self.assertRaises(TypeError, lambda: v6addr < v6net)
+ self.assertRaises(TypeError, lambda: v6addr > v6net)
+ self.assertRaises(TypeError, lambda: v6net < v6addr)
+ self.assertRaises(TypeError, lambda: v6net > v6addr)
+
+ # with get_mixed_type_key, you can sort addresses and network.
+ self.assertEqual([v4addr, v4net], sorted([v4net, v4addr],
+ key=ipaddr.get_mixed_type_key))
+ self.assertEqual([v6addr, v6net], sorted([v6net, v6addr],
+ key=ipaddr.get_mixed_type_key))
+
+ def testIpFromInt(self):
+ self.assertEqual(self.ipv4.ip, ipaddr.IPv4Network(16909060).ip)
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Network, 2**32)
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Network, -1)
+
+ ipv4 = ipaddr.IPNetwork('1.2.3.4')
+ ipv6 = ipaddr.IPNetwork('2001:658:22a:cafe:200:0:0:1')
+ self.assertEqual(ipv4, ipaddr.IPNetwork(int(ipv4)))
+ self.assertEqual(ipv6, ipaddr.IPNetwork(int(ipv6)))
+
+ v6_int = 42540616829182469433547762482097946625
+ self.assertEqual(self.ipv6.ip, ipaddr.IPv6Network(v6_int).ip)
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv6Network, 2**128)
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv6Network, -1)
+
+ self.assertEqual(ipaddr.IPNetwork(self.ipv4.ip).version, 4)
+ self.assertEqual(ipaddr.IPNetwork(self.ipv6.ip).version, 6)
+
+ if ipaddr._compat_has_real_bytes: # on python3+
+ def testIpFromPacked(self):
+ ip = ipaddr.IPNetwork
+
+ self.assertEqual(self.ipv4.ip,
+ ip(_cb('\x01\x02\x03\x04')).ip)
+ self.assertEqual(ip('255.254.253.252'),
+ ip(_cb('\xff\xfe\xfd\xfc')))
+ self.assertRaises(ValueError, ipaddr.IPNetwork, _cb('\x00' * 3))
+ self.assertRaises(ValueError, ipaddr.IPNetwork, _cb('\x00' * 5))
+ self.assertEqual(self.ipv6.ip,
+ ip(_cb('\x20\x01\x06\x58\x02\x2a\xca\xfe'
+ '\x02\x00\x00\x00\x00\x00\x00\x01')).ip)
+ self.assertEqual(ip('ffff:2:3:4:ffff::'),
+ ip(_cb('\xff\xff\x00\x02\x00\x03\x00\x04' +
+ '\xff\xff' + '\x00' * 6)))
+ self.assertEqual(ip('::'),
+ ip(_cb('\x00' * 16)))
+ self.assertRaises(ValueError, ip, _cb('\x00' * 15))
+ self.assertRaises(ValueError, ip, _cb('\x00' * 17))
+
+ def testGetIp(self):
+ self.assertEqual(int(self.ipv4.ip), 16909060)
+ self.assertEqual(str(self.ipv4.ip), '1.2.3.4')
+ self.assertEqual(str(self.ipv4_hostmask.ip), '10.0.0.1')
+
+ self.assertEqual(int(self.ipv6.ip),
+ 42540616829182469433547762482097946625)
+ self.assertEqual(str(self.ipv6.ip),
+ '2001:658:22a:cafe:200::1')
+
+ def testGetNetmask(self):
+ self.assertEqual(int(self.ipv4.netmask), 4294967040L)
+ self.assertEqual(str(self.ipv4.netmask), '255.255.255.0')
+ self.assertEqual(str(self.ipv4_hostmask.netmask), '255.0.0.0')
+ self.assertEqual(int(self.ipv6.netmask),
+ 340282366920938463444927863358058659840)
+ self.assertEqual(self.ipv6.prefixlen, 64)
+
+ def testZeroNetmask(self):
+ ipv4_zero_netmask = ipaddr.IPv4Network('1.2.3.4/0')
+ self.assertEqual(int(ipv4_zero_netmask.netmask), 0)
+ self.assertTrue(ipv4_zero_netmask._is_valid_netmask(str(0)))
+
+ ipv6_zero_netmask = ipaddr.IPv6Network('::1/0')
+ self.assertEqual(int(ipv6_zero_netmask.netmask), 0)
+ self.assertTrue(ipv6_zero_netmask._is_valid_netmask(str(0)))
+
+ def testGetBroadcast(self):
+ self.assertEqual(int(self.ipv4.broadcast), 16909311L)
+ self.assertEqual(str(self.ipv4.broadcast), '1.2.3.255')
+
+ self.assertEqual(int(self.ipv6.broadcast),
+ 42540616829182469451850391367731642367)
+ self.assertEqual(str(self.ipv6.broadcast),
+ '2001:658:22a:cafe:ffff:ffff:ffff:ffff')
+
+ def testGetPrefixlen(self):
+ self.assertEqual(self.ipv4.prefixlen, 24)
+
+ self.assertEqual(self.ipv6.prefixlen, 64)
+
+ def testGetSupernet(self):
+ self.assertEqual(self.ipv4.supernet().prefixlen, 23)
+ self.assertEqual(str(self.ipv4.supernet().network), '1.2.2.0')
+ self.assertEqual(ipaddr.IPv4Network('0.0.0.0/0').supernet(),
+ ipaddr.IPv4Network('0.0.0.0/0'))
+
+ self.assertEqual(self.ipv6.supernet().prefixlen, 63)
+ self.assertEqual(str(self.ipv6.supernet().network),
+ '2001:658:22a:cafe::')
+ self.assertEqual(ipaddr.IPv6Network('::0/0').supernet(),
+ ipaddr.IPv6Network('::0/0'))
+
+ def testGetSupernet3(self):
+ self.assertEqual(self.ipv4.supernet(3).prefixlen, 21)
+ self.assertEqual(str(self.ipv4.supernet(3).network), '1.2.0.0')
+
+ self.assertEqual(self.ipv6.supernet(3).prefixlen, 61)
+ self.assertEqual(str(self.ipv6.supernet(3).network),
+ '2001:658:22a:caf8::')
+
+ def testGetSupernet4(self):
+ self.assertRaises(ValueError, self.ipv4.supernet, prefixlen_diff=2,
+ new_prefix=1)
+ self.assertRaises(ValueError, self.ipv4.supernet, new_prefix=25)
+ self.assertEqual(self.ipv4.supernet(prefixlen_diff=2),
+ self.ipv4.supernet(new_prefix=22))
+
+ self.assertRaises(ValueError, self.ipv6.supernet, prefixlen_diff=2,
+ new_prefix=1)
+ self.assertRaises(ValueError, self.ipv6.supernet, new_prefix=65)
+ self.assertEqual(self.ipv6.supernet(prefixlen_diff=2),
+ self.ipv6.supernet(new_prefix=62))
+
+ def testIterSubnets(self):
+ self.assertEqual(self.ipv4.subnet(), list(self.ipv4.iter_subnets()))
+ self.assertEqual(self.ipv6.subnet(), list(self.ipv6.iter_subnets()))
+
+ def testFancySubnetting(self):
+ self.assertEqual(sorted(self.ipv4.subnet(prefixlen_diff=3)),
+ sorted(self.ipv4.subnet(new_prefix=27)))
+ self.assertRaises(ValueError, self.ipv4.subnet, new_prefix=23)
+ self.assertRaises(ValueError, self.ipv4.subnet,
+ prefixlen_diff=3, new_prefix=27)
+ self.assertEqual(sorted(self.ipv6.subnet(prefixlen_diff=4)),
+ sorted(self.ipv6.subnet(new_prefix=68)))
+ self.assertRaises(ValueError, self.ipv6.subnet, new_prefix=63)
+ self.assertRaises(ValueError, self.ipv6.subnet,
+ prefixlen_diff=4, new_prefix=68)
+
+ def testGetSubnet(self):
+ self.assertEqual(self.ipv4.subnet()[0].prefixlen, 25)
+ self.assertEqual(str(self.ipv4.subnet()[0].network), '1.2.3.0')
+ self.assertEqual(str(self.ipv4.subnet()[1].network), '1.2.3.128')
+
+ self.assertEqual(self.ipv6.subnet()[0].prefixlen, 65)
+
+ def testGetSubnetForSingle32(self):
+ ip = ipaddr.IPv4Network('1.2.3.4/32')
+ subnets1 = [str(x) for x in ip.subnet()]
+ subnets2 = [str(x) for x in ip.subnet(2)]
+ self.assertEqual(subnets1, ['1.2.3.4/32'])
+ self.assertEqual(subnets1, subnets2)
+
+ def testGetSubnetForSingle128(self):
+ ip = ipaddr.IPv6Network('::1/128')
+ subnets1 = [str(x) for x in ip.subnet()]
+ subnets2 = [str(x) for x in ip.subnet(2)]
+ self.assertEqual(subnets1, ['::1/128'])
+ self.assertEqual(subnets1, subnets2)
+
+ def testSubnet2(self):
+ ips = [str(x) for x in self.ipv4.subnet(2)]
+ self.assertEqual(
+ ips,
+ ['1.2.3.0/26', '1.2.3.64/26', '1.2.3.128/26', '1.2.3.192/26'])
+
+ ipsv6 = [str(x) for x in self.ipv6.subnet(2)]
+ self.assertEqual(
+ ipsv6,
+ ['2001:658:22a:cafe::/66',
+ '2001:658:22a:cafe:4000::/66',
+ '2001:658:22a:cafe:8000::/66',
+ '2001:658:22a:cafe:c000::/66'])
+
+ def testSubnetFailsForLargeCidrDiff(self):
+ self.assertRaises(ValueError, self.ipv4.subnet, 9)
+ self.assertRaises(ValueError, self.ipv6.subnet, 65)
+
+ def testSupernetFailsForLargeCidrDiff(self):
+ self.assertRaises(ValueError, self.ipv4.supernet, 25)
+ self.assertRaises(ValueError, self.ipv6.supernet, 65)
+
+ def testSubnetFailsForNegativeCidrDiff(self):
+ self.assertRaises(ValueError, self.ipv4.subnet, -1)
+ self.assertRaises(ValueError, self.ipv6.subnet, -1)
+
+ def testGetNumHosts(self):
+ self.assertEqual(self.ipv4.numhosts, 256)
+ self.assertEqual(self.ipv4.subnet()[0].numhosts, 128)
+ self.assertEqual(self.ipv4.supernet().numhosts, 512)
+
+ self.assertEqual(self.ipv6.numhosts, 18446744073709551616)
+ self.assertEqual(self.ipv6.subnet()[0].numhosts, 9223372036854775808)
+ self.assertEqual(self.ipv6.supernet().numhosts, 36893488147419103232)
+
+ def testContains(self):
+ self.assertTrue(ipaddr.IPv4Network('1.2.3.128/25') in self.ipv4)
+ self.assertFalse(ipaddr.IPv4Network('1.2.4.1/24') in self.ipv4)
+ self.assertTrue(self.ipv4 in self.ipv4)
+ self.assertTrue(self.ipv6 in self.ipv6)
+ # We can test addresses and string as well.
+ addr1 = ipaddr.IPv4Address('1.2.3.37')
+ self.assertTrue(addr1 in self.ipv4)
+ # issue 61, bad network comparison on like-ip'd network objects
+ # with identical broadcast addresses.
+ self.assertFalse(ipaddr.IPv4Network('1.1.0.0/16').__contains__(
+ ipaddr.IPv4Network('1.0.0.0/15')))
+
+ def testBadAddress(self):
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv4Network,
+ 'poop')
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Network, '1.2.3.256')
+
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ 'poopv6')
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Network, '1.2.3.4/32/24')
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv4Network, '10/8')
+ self.assertRaises(ipaddr.AddressValueError,
+ ipaddr.IPv6Network, '10/8')
+
+
+ def testBadNetMask(self):
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv4Network, '1.2.3.4/')
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv4Network, '1.2.3.4/33')
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv4Network, '1.2.3.4/254.254.255.256')
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv4Network, '1.1.1.1/240.255.0.0')
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv6Network, '::1/')
+ self.assertRaises(ipaddr.NetmaskValueError,
+ ipaddr.IPv6Network, '::1/129')
+
+ def testNth(self):
+ self.assertEqual(str(self.ipv4[5]), '1.2.3.5')
+ self.assertRaises(IndexError, self.ipv4.__getitem__, 256)
+
+ self.assertEqual(str(self.ipv6[5]),
+ '2001:658:22a:cafe::5')
+
+ def testGetitem(self):
+ # http://code.google.com/p/ipaddr-py/issues/detail?id=15
+ addr = ipaddr.IPv4Network('172.31.255.128/255.255.255.240')
+ self.assertEqual(28, addr.prefixlen)
+ addr_list = list(addr)
+ self.assertEqual('172.31.255.128', str(addr_list[0]))
+ self.assertEqual('172.31.255.128', str(addr[0]))
+ self.assertEqual('172.31.255.143', str(addr_list[-1]))
+ self.assertEqual('172.31.255.143', str(addr[-1]))
+ self.assertEqual(addr_list[-1], addr[-1])
+
+ def testEqual(self):
+ self.assertTrue(self.ipv4 == ipaddr.IPv4Network('1.2.3.4/24'))
+ self.assertFalse(self.ipv4 == ipaddr.IPv4Network('1.2.3.4/23'))
+ self.assertFalse(self.ipv4 == ipaddr.IPv6Network('::1.2.3.4/24'))
+ self.assertFalse(self.ipv4 == '')
+ self.assertFalse(self.ipv4 == [])
+ self.assertFalse(self.ipv4 == 2)
+ self.assertTrue(ipaddr.IPNetwork('1.1.1.1/32') ==
+ ipaddr.IPAddress('1.1.1.1'))
+ self.assertTrue(ipaddr.IPNetwork('1.1.1.1/24') ==
+ ipaddr.IPAddress('1.1.1.1'))
+ self.assertFalse(ipaddr.IPNetwork('1.1.1.0/24') ==
+ ipaddr.IPAddress('1.1.1.1'))
+
+ self.assertTrue(self.ipv6 ==
+ ipaddr.IPv6Network('2001:658:22a:cafe:200::1/64'))
+ self.assertTrue(ipaddr.IPNetwork('::1/128') ==
+ ipaddr.IPAddress('::1'))
+ self.assertTrue(ipaddr.IPNetwork('::1/127') ==
+ ipaddr.IPAddress('::1'))
+ self.assertFalse(ipaddr.IPNetwork('::0/127') ==
+ ipaddr.IPAddress('::1'))
+ self.assertFalse(self.ipv6 ==
+ ipaddr.IPv6Network('2001:658:22a:cafe:200::1/63'))
+ self.assertFalse(self.ipv6 == ipaddr.IPv4Network('1.2.3.4/23'))
+ self.assertFalse(self.ipv6 == '')
+ self.assertFalse(self.ipv6 == [])
+ self.assertFalse(self.ipv6 == 2)
+
+ def testNotEqual(self):
+ self.assertFalse(self.ipv4 != ipaddr.IPv4Network('1.2.3.4/24'))
+ self.assertTrue(self.ipv4 != ipaddr.IPv4Network('1.2.3.4/23'))
+ self.assertTrue(self.ipv4 != ipaddr.IPv6Network('::1.2.3.4/24'))
+ self.assertTrue(self.ipv4 != '')
+ self.assertTrue(self.ipv4 != [])
+ self.assertTrue(self.ipv4 != 2)
+
+ addr2 = ipaddr.IPAddress('2001:658:22a:cafe:200::1')
+ self.assertFalse(self.ipv6 !=
+ ipaddr.IPv6Network('2001:658:22a:cafe:200::1/64'))
+ self.assertTrue(self.ipv6 !=
+ ipaddr.IPv6Network('2001:658:22a:cafe:200::1/63'))
+ self.assertTrue(self.ipv6 != ipaddr.IPv4Network('1.2.3.4/23'))
+ self.assertTrue(self.ipv6 != '')
+ self.assertTrue(self.ipv6 != [])
+ self.assertTrue(self.ipv6 != 2)
+
+ def testSlash32Constructor(self):
+ self.assertEqual(str(ipaddr.IPv4Network('1.2.3.4/255.255.255.255')),
+ '1.2.3.4/32')
+
+ def testSlash128Constructor(self):
+ self.assertEqual(str(ipaddr.IPv6Network('::1/128')),
+ '::1/128')
+
+ def testSlash0Constructor(self):
+ self.assertEqual(str(ipaddr.IPv4Network('1.2.3.4/0.0.0.0')),
+ '1.2.3.4/0')
+
+ def testCollapsing(self):
+ # test only IP addresses including some duplicates
+ ip1 = ipaddr.IPv4Address('1.1.1.0')
+ ip2 = ipaddr.IPv4Address('1.1.1.1')
+ ip3 = ipaddr.IPv4Address('1.1.1.2')
+ ip4 = ipaddr.IPv4Address('1.1.1.3')
+ ip5 = ipaddr.IPv4Address('1.1.1.4')
+ ip6 = ipaddr.IPv4Address('1.1.1.0')
+ # check that addreses are subsumed properly.
+ collapsed = ipaddr.collapse_address_list([ip1, ip2, ip3, ip4, ip5, ip6])
+ self.assertEqual(collapsed, [ipaddr.IPv4Network('1.1.1.0/30'),
+ ipaddr.IPv4Network('1.1.1.4/32')])
+
+ # test a mix of IP addresses and networks including some duplicates
+ ip1 = ipaddr.IPv4Address('1.1.1.0')
+ ip2 = ipaddr.IPv4Address('1.1.1.1')
+ ip3 = ipaddr.IPv4Address('1.1.1.2')
+ ip4 = ipaddr.IPv4Address('1.1.1.3')
+ ip5 = ipaddr.IPv4Network('1.1.1.4/30')
+ ip6 = ipaddr.IPv4Network('1.1.1.4/30')
+ # check that addreses are subsumed properly.
+ collapsed = ipaddr.collapse_address_list([ip5, ip1, ip2, ip3, ip4, ip6])
+ self.assertEqual(collapsed, [ipaddr.IPv4Network('1.1.1.0/29')])
+
+ # test only IP networks
+ ip1 = ipaddr.IPv4Network('1.1.0.0/24')
+ ip2 = ipaddr.IPv4Network('1.1.1.0/24')
+ ip3 = ipaddr.IPv4Network('1.1.2.0/24')
+ ip4 = ipaddr.IPv4Network('1.1.3.0/24')
+ ip5 = ipaddr.IPv4Network('1.1.4.0/24')
+ # stored in no particular order b/c we want CollapseAddr to call [].sort
+ ip6 = ipaddr.IPv4Network('1.1.0.0/22')
+ # check that addreses are subsumed properly.
+ collapsed = ipaddr.collapse_address_list([ip1, ip2, ip3, ip4, ip5, ip6])
+ self.assertEqual(collapsed, [ipaddr.IPv4Network('1.1.0.0/22'),
+ ipaddr.IPv4Network('1.1.4.0/24')])
+
+ # test that two addresses are supernet'ed properly
+ collapsed = ipaddr.collapse_address_list([ip1, ip2])
+ self.assertEqual(collapsed, [ipaddr.IPv4Network('1.1.0.0/23')])
+
+ # test same IP networks
+ ip_same1 = ip_same2 = ipaddr.IPv4Network('1.1.1.1/32')
+ self.assertEqual(ipaddr.collapse_address_list([ip_same1, ip_same2]),
+ [ip_same1])
+
+ # test same IP addresses
+ ip_same1 = ip_same2 = ipaddr.IPv4Address('1.1.1.1')
+ self.assertEqual(ipaddr.collapse_address_list([ip_same1, ip_same2]),
+ [ipaddr.IPNetwork('1.1.1.1/32')])
+ ip1 = ipaddr.IPv6Network('::2001:1/100')
+ ip2 = ipaddr.IPv6Network('::2002:1/120')
+ ip3 = ipaddr.IPv6Network('::2001:1/96')
+ # test that ipv6 addresses are subsumed properly.
+ collapsed = ipaddr.collapse_address_list([ip1, ip2, ip3])
+ self.assertEqual(collapsed, [ip3])
+
+ # the toejam test
+ ip1 = ipaddr.IPAddress('1.1.1.1')
+ ip2 = ipaddr.IPAddress('::1')
+ self.assertRaises(TypeError, ipaddr.collapse_address_list,
+ [ip1, ip2])
+
+ def testSummarizing(self):
+ #ip = ipaddr.IPAddress
+ #ipnet = ipaddr.IPNetwork
+ summarize = ipaddr.summarize_address_range
+ ip1 = ipaddr.IPAddress('1.1.1.0')
+ ip2 = ipaddr.IPAddress('1.1.1.255')
+ # test a /24 is sumamrized properly
+ self.assertEqual(summarize(ip1, ip2)[0], ipaddr.IPNetwork('1.1.1.0/24'))
+ # test an IPv4 range that isn't on a network byte boundary
+ ip2 = ipaddr.IPAddress('1.1.1.8')
+ self.assertEqual(summarize(ip1, ip2), [ipaddr.IPNetwork('1.1.1.0/29'),
+ ipaddr.IPNetwork('1.1.1.8')])
+
+ ip1 = ipaddr.IPAddress('1::')
+ ip2 = ipaddr.IPAddress('1:ffff:ffff:ffff:ffff:ffff:ffff:ffff')
+ # test a IPv6 is sumamrized properly
+ self.assertEqual(summarize(ip1, ip2)[0], ipaddr.IPNetwork('1::/16'))
+ # test an IPv6 range that isn't on a network byte boundary
+ ip2 = ipaddr.IPAddress('2::')
+ self.assertEqual(summarize(ip1, ip2), [ipaddr.IPNetwork('1::/16'),
+ ipaddr.IPNetwork('2::/128')])
+
+ # test exception raised when first is greater than last
+ self.assertRaises(ValueError, summarize, ipaddr.IPAddress('1.1.1.0'),
+ ipaddr.IPAddress('1.1.0.0'))
+ # test exception raised when first and last aren't IP addresses
+ self.assertRaises(TypeError, summarize,
+ ipaddr.IPNetwork('1.1.1.0'),
+ ipaddr.IPNetwork('1.1.0.0'))
+ self.assertRaises(TypeError, summarize,
+ ipaddr.IPNetwork('1.1.1.0'), ipaddr.IPNetwork('1.1.0.0'))
+ # test exception raised when first and last are not same version
+ self.assertRaises(TypeError, summarize, ipaddr.IPAddress('::'),
+ ipaddr.IPNetwork('1.1.0.0'))
+
+ def testAddressComparison(self):
+ self.assertTrue(ipaddr.IPAddress('1.1.1.1') <=
+ ipaddr.IPAddress('1.1.1.1'))
+ self.assertTrue(ipaddr.IPAddress('1.1.1.1') <=
+ ipaddr.IPAddress('1.1.1.2'))
+ self.assertTrue(ipaddr.IPAddress('::1') <= ipaddr.IPAddress('::1'))
+ self.assertTrue(ipaddr.IPAddress('::1') <= ipaddr.IPAddress('::2'))
+
+ def testNetworkComparison(self):
+ # ip1 and ip2 have the same network address
+ ip1 = ipaddr.IPv4Network('1.1.1.0/24')
+ ip2 = ipaddr.IPv4Network('1.1.1.1/24')
+ ip3 = ipaddr.IPv4Network('1.1.2.0/24')
+
+ self.assertTrue(ip1 < ip3)
+ self.assertTrue(ip3 > ip2)
+
+ self.assertEqual(ip1.compare_networks(ip2), 0)
+ self.assertTrue(ip1._get_networks_key() == ip2._get_networks_key())
+ self.assertEqual(ip1.compare_networks(ip3), -1)
+ self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
+
+ ip1 = ipaddr.IPv6Network('2001::2000/96')
+ ip2 = ipaddr.IPv6Network('2001::2001/96')
+ ip3 = ipaddr.IPv6Network('2001:ffff::2000/96')
+
+ self.assertTrue(ip1 < ip3)
+ self.assertTrue(ip3 > ip2)
+ self.assertEqual(ip1.compare_networks(ip2), 0)
+ self.assertTrue(ip1._get_networks_key() == ip2._get_networks_key())
+ self.assertEqual(ip1.compare_networks(ip3), -1)
+ self.assertTrue(ip1._get_networks_key() < ip3._get_networks_key())
+
+ # Test comparing different protocols.
+ # Should always raise a TypeError.
+ ipv6 = ipaddr.IPv6Network('::/0')
+ ipv4 = ipaddr.IPv4Network('0.0.0.0/0')
+ self.assertRaises(TypeError, ipv4.__lt__, ipv6)
+ self.assertRaises(TypeError, ipv4.__gt__, ipv6)
+ self.assertRaises(TypeError, ipv6.__lt__, ipv4)
+ self.assertRaises(TypeError, ipv6.__gt__, ipv4)
+
+ # Regression test for issue 19.
+ ip1 = ipaddr.IPNetwork('10.1.2.128/25')
+ self.assertFalse(ip1 < ip1)
+ self.assertFalse(ip1 > ip1)
+ ip2 = ipaddr.IPNetwork('10.1.3.0/24')
+ self.assertTrue(ip1 < ip2)
+ self.assertFalse(ip2 < ip1)
+ self.assertFalse(ip1 > ip2)
+ self.assertTrue(ip2 > ip1)
+ ip3 = ipaddr.IPNetwork('10.1.3.0/25')
+ self.assertTrue(ip2 < ip3)
+ self.assertFalse(ip3 < ip2)
+ self.assertFalse(ip2 > ip3)
+ self.assertTrue(ip3 > ip2)
+
+ # Regression test for issue 28.
+ ip1 = ipaddr.IPNetwork('10.10.10.0/31')
+ ip2 = ipaddr.IPNetwork('10.10.10.0')
+ ip3 = ipaddr.IPNetwork('10.10.10.2/31')
+ ip4 = ipaddr.IPNetwork('10.10.10.2')
+ sorted = [ip1, ip2, ip3, ip4]
+ unsorted = [ip2, ip4, ip1, ip3]
+ unsorted.sort()
+ self.assertEqual(sorted, unsorted)
+ unsorted = [ip4, ip1, ip3, ip2]
+ unsorted.sort()
+ self.assertEqual(sorted, unsorted)
+ self.assertRaises(TypeError, ip1.__lt__, ipaddr.IPAddress('10.10.10.0'))
+ self.assertRaises(TypeError, ip2.__lt__, ipaddr.IPAddress('10.10.10.0'))
+
+ # <=, >=
+ self.assertTrue(ipaddr.IPNetwork('1.1.1.1') <=
+ ipaddr.IPNetwork('1.1.1.1'))
+ self.assertTrue(ipaddr.IPNetwork('1.1.1.1') <=
+ ipaddr.IPNetwork('1.1.1.2'))
+ self.assertFalse(ipaddr.IPNetwork('1.1.1.2') <=
+ ipaddr.IPNetwork('1.1.1.1'))
+ self.assertTrue(ipaddr.IPNetwork('::1') <= ipaddr.IPNetwork('::1'))
+ self.assertTrue(ipaddr.IPNetwork('::1') <= ipaddr.IPNetwork('::2'))
+ self.assertFalse(ipaddr.IPNetwork('::2') <= ipaddr.IPNetwork('::1'))
+
+ def testStrictNetworks(self):
+ self.assertRaises(ValueError, ipaddr.IPNetwork, '192.168.1.1/24',
+ strict=True)
+ self.assertRaises(ValueError, ipaddr.IPNetwork, '::1/120', strict=True)
+
+ def testOverlaps(self):
+ other = ipaddr.IPv4Network('1.2.3.0/30')
+ other2 = ipaddr.IPv4Network('1.2.2.0/24')
+ other3 = ipaddr.IPv4Network('1.2.2.64/26')
+ self.assertTrue(self.ipv4.overlaps(other))
+ self.assertFalse(self.ipv4.overlaps(other2))
+ self.assertTrue(other2.overlaps(other3))
+
+ def testEmbeddedIpv4(self):
+ ipv4_string = '192.168.0.1'
+ ipv4 = ipaddr.IPv4Network(ipv4_string)
+ v4compat_ipv6 = ipaddr.IPv6Network('::%s' % ipv4_string)
+ self.assertEqual(int(v4compat_ipv6.ip), int(ipv4.ip))
+ v4mapped_ipv6 = ipaddr.IPv6Network('::ffff:%s' % ipv4_string)
+ self.assertNotEqual(v4mapped_ipv6.ip, ipv4.ip)
+ self.assertRaises(ipaddr.AddressValueError, ipaddr.IPv6Network,
+ '2001:1.1.1.1:1.1.1.1')
+
+ # Issue 67: IPv6 with embedded IPv4 address not recognized.
+ def testIPv6AddressTooLarge(self):
+ # RFC4291 2.5.5.2
+ self.assertEqual(ipaddr.IPAddress('::FFFF:192.0.2.1'),
+ ipaddr.IPAddress('::FFFF:c000:201'))
+ # RFC4291 2.2 (part 3) x::d.d.d.d
+ self.assertEqual(ipaddr.IPAddress('FFFF::192.0.2.1'),
+ ipaddr.IPAddress('FFFF::c000:201'))
+
+ def testIPVersion(self):
+ self.assertEqual(self.ipv4.version, 4)
+ self.assertEqual(self.ipv6.version, 6)
+
+ def testMaxPrefixLength(self):
+ self.assertEqual(self.ipv4.max_prefixlen, 32)
+ self.assertEqual(self.ipv6.max_prefixlen, 128)
+
+ def testPacked(self):
+ self.assertEqual(self.ipv4.packed,
+ _cb('\x01\x02\x03\x04'))
+ self.assertEqual(ipaddr.IPv4Network('255.254.253.252').packed,
+ _cb('\xff\xfe\xfd\xfc'))
+ self.assertEqual(self.ipv6.packed,
+ _cb('\x20\x01\x06\x58\x02\x2a\xca\xfe'
+ '\x02\x00\x00\x00\x00\x00\x00\x01'))
+ self.assertEqual(ipaddr.IPv6Network('ffff:2:3:4:ffff::').packed,
+ _cb('\xff\xff\x00\x02\x00\x03\x00\x04\xff\xff'
+ + '\x00' * 6))
+ self.assertEqual(ipaddr.IPv6Network('::1:0:0:0:0').packed,
+ _cb('\x00' * 6 + '\x00\x01' + '\x00' * 8))
+
+ def testIpStrFromPrefixlen(self):
+ ipv4 = ipaddr.IPv4Network('1.2.3.4/24')
+ self.assertEqual(ipv4._ip_string_from_prefix(), '255.255.255.0')
+ self.assertEqual(ipv4._ip_string_from_prefix(28), '255.255.255.240')
+
+ def testIpType(self):
+ ipv4net = ipaddr.IPNetwork('1.2.3.4')
+ ipv4addr = ipaddr.IPAddress('1.2.3.4')
+ ipv6net = ipaddr.IPNetwork('::1.2.3.4')
+ ipv6addr = ipaddr.IPAddress('::1.2.3.4')
+ self.assertEqual(ipaddr.IPv4Network, type(ipv4net))
+ self.assertEqual(ipaddr.IPv4Address, type(ipv4addr))
+ self.assertEqual(ipaddr.IPv6Network, type(ipv6net))
+ self.assertEqual(ipaddr.IPv6Address, type(ipv6addr))
+
+ def testReservedIpv4(self):
+ # test networks
+ self.assertEqual(True, ipaddr.IPNetwork('224.1.1.1/31').is_multicast)
+ self.assertEqual(False, ipaddr.IPNetwork('240.0.0.0').is_multicast)
+
+ self.assertEqual(True, ipaddr.IPNetwork('192.168.1.1/17').is_private)
+ self.assertEqual(False, ipaddr.IPNetwork('192.169.0.0').is_private)
+ self.assertEqual(True, ipaddr.IPNetwork('10.255.255.255').is_private)
+ self.assertEqual(False, ipaddr.IPNetwork('11.0.0.0').is_private)
+ self.assertEqual(True, ipaddr.IPNetwork('172.31.255.255').is_private)
+ self.assertEqual(False, ipaddr.IPNetwork('172.32.0.0').is_private)
+
+ self.assertEqual(True,
+ ipaddr.IPNetwork('169.254.100.200/24').is_link_local)
+ self.assertEqual(False,
+ ipaddr.IPNetwork('169.255.100.200/24').is_link_local)
+
+ self.assertEqual(True,
+ ipaddr.IPNetwork('127.100.200.254/32').is_loopback)
+ self.assertEqual(True, ipaddr.IPNetwork('127.42.0.0/16').is_loopback)
+ self.assertEqual(False, ipaddr.IPNetwork('128.0.0.0').is_loopback)
+
+ # test addresses
+ self.assertEqual(True, ipaddr.IPAddress('224.1.1.1').is_multicast)
+ self.assertEqual(False, ipaddr.IPAddress('240.0.0.0').is_multicast)
+
+ self.assertEqual(True, ipaddr.IPAddress('192.168.1.1').is_private)
+ self.assertEqual(False, ipaddr.IPAddress('192.169.0.0').is_private)
+ self.assertEqual(True, ipaddr.IPAddress('10.255.255.255').is_private)
+ self.assertEqual(False, ipaddr.IPAddress('11.0.0.0').is_private)
+ self.assertEqual(True, ipaddr.IPAddress('172.31.255.255').is_private)
+ self.assertEqual(False, ipaddr.IPAddress('172.32.0.0').is_private)
+
+ self.assertEqual(True,
+ ipaddr.IPAddress('169.254.100.200').is_link_local)
+ self.assertEqual(False,
+ ipaddr.IPAddress('169.255.100.200').is_link_local)
+
+ self.assertEqual(True,
+ ipaddr.IPAddress('127.100.200.254').is_loopback)
+ self.assertEqual(True, ipaddr.IPAddress('127.42.0.0').is_loopback)
+ self.assertEqual(False, ipaddr.IPAddress('128.0.0.0').is_loopback)
+ self.assertEqual(True, ipaddr.IPNetwork('0.0.0.0').is_unspecified)
+
+ def testReservedIpv6(self):
+
+ self.assertEqual(True, ipaddr.IPNetwork('ffff::').is_multicast)
+ self.assertEqual(True, ipaddr.IPNetwork(2**128-1).is_multicast)
+ self.assertEqual(True, ipaddr.IPNetwork('ff00::').is_multicast)
+ self.assertEqual(False, ipaddr.IPNetwork('fdff::').is_multicast)
+
+ self.assertEqual(True, ipaddr.IPNetwork('fecf::').is_site_local)
+ self.assertEqual(True, ipaddr.IPNetwork(
+ 'feff:ffff:ffff:ffff::').is_site_local)
+ self.assertEqual(False, ipaddr.IPNetwork('fbf:ffff::').is_site_local)
+ self.assertEqual(False, ipaddr.IPNetwork('ff00::').is_site_local)
+
+ self.assertEqual(True, ipaddr.IPNetwork('fc00::').is_private)
+ self.assertEqual(True, ipaddr.IPNetwork(
+ 'fc00:ffff:ffff:ffff::').is_private)
+ self.assertEqual(False, ipaddr.IPNetwork('fbff:ffff::').is_private)
+ self.assertEqual(False, ipaddr.IPNetwork('fe00::').is_private)
+
+ self.assertEqual(True, ipaddr.IPNetwork('fea0::').is_link_local)
+ self.assertEqual(True, ipaddr.IPNetwork('febf:ffff::').is_link_local)
+ self.assertEqual(False, ipaddr.IPNetwork('fe7f:ffff::').is_link_local)
+ self.assertEqual(False, ipaddr.IPNetwork('fec0::').is_link_local)
+
+ self.assertEqual(True, ipaddr.IPNetwork('0:0::0:01').is_loopback)
+ self.assertEqual(False, ipaddr.IPNetwork('::1/127').is_loopback)
+ self.assertEqual(False, ipaddr.IPNetwork('::').is_loopback)
+ self.assertEqual(False, ipaddr.IPNetwork('::2').is_loopback)
+
+ self.assertEqual(True, ipaddr.IPNetwork('0::0').is_unspecified)
+ self.assertEqual(False, ipaddr.IPNetwork('::1').is_unspecified)
+ self.assertEqual(False, ipaddr.IPNetwork('::/127').is_unspecified)
+
+ # test addresses
+ self.assertEqual(True, ipaddr.IPAddress('ffff::').is_multicast)
+ self.assertEqual(True, ipaddr.IPAddress(2**128-1).is_multicast)
+ self.assertEqual(True, ipaddr.IPAddress('ff00::').is_multicast)
+ self.assertEqual(False, ipaddr.IPAddress('fdff::').is_multicast)
+
+ self.assertEqual(True, ipaddr.IPAddress('fecf::').is_site_local)
+ self.assertEqual(True, ipaddr.IPAddress(
+ 'feff:ffff:ffff:ffff::').is_site_local)
+ self.assertEqual(False, ipaddr.IPAddress('fbf:ffff::').is_site_local)
+ self.assertEqual(False, ipaddr.IPAddress('ff00::').is_site_local)
+
+ self.assertEqual(True, ipaddr.IPAddress('fc00::').is_private)
+ self.assertEqual(True, ipaddr.IPAddress(
+ 'fc00:ffff:ffff:ffff::').is_private)
+ self.assertEqual(False, ipaddr.IPAddress('fbff:ffff::').is_private)
+ self.assertEqual(False, ipaddr.IPAddress('fe00::').is_private)
+
+ self.assertEqual(True, ipaddr.IPAddress('fea0::').is_link_local)
+ self.assertEqual(True, ipaddr.IPAddress('febf:ffff::').is_link_local)
+ self.assertEqual(False, ipaddr.IPAddress('fe7f:ffff::').is_link_local)
+ self.assertEqual(False, ipaddr.IPAddress('fec0::').is_link_local)
+
+ self.assertEqual(True, ipaddr.IPAddress('0:0::0:01').is_loopback)
+ self.assertEqual(True, ipaddr.IPAddress('::1').is_loopback)
+ self.assertEqual(False, ipaddr.IPAddress('::2').is_loopback)
+
+ self.assertEqual(True, ipaddr.IPAddress('0::0').is_unspecified)
+ self.assertEqual(False, ipaddr.IPAddress('::1').is_unspecified)
+
+ # some generic IETF reserved addresses
+ self.assertEqual(True, ipaddr.IPAddress('100::').is_reserved)
+ self.assertEqual(True, ipaddr.IPNetwork('4000::1/128').is_reserved)
+
+ def testIpv4Mapped(self):
+ self.assertEqual(ipaddr.IPAddress('::ffff:192.168.1.1').ipv4_mapped,
+ ipaddr.IPAddress('192.168.1.1'))
+ self.assertEqual(ipaddr.IPAddress('::c0a8:101').ipv4_mapped, None)
+ self.assertEqual(ipaddr.IPAddress('::ffff:c0a8:101').ipv4_mapped,
+ ipaddr.IPAddress('192.168.1.1'))
+
+ def testAddrExclude(self):
+ addr1 = ipaddr.IPNetwork('10.1.1.0/24')
+ addr2 = ipaddr.IPNetwork('10.1.1.0/26')
+ addr3 = ipaddr.IPNetwork('10.2.1.0/24')
+ addr4 = ipaddr.IPAddress('10.1.1.0')
+ self.assertEqual(addr1.address_exclude(addr2),
+ [ipaddr.IPNetwork('10.1.1.64/26'),
+ ipaddr.IPNetwork('10.1.1.128/25')])
+ self.assertRaises(ValueError, addr1.address_exclude, addr3)
+ self.assertRaises(TypeError, addr1.address_exclude, addr4)
+ self.assertEqual(addr1.address_exclude(addr1), [])
+
+ def testHash(self):
+ self.assertEqual(hash(ipaddr.IPNetwork('10.1.1.0/24')),
+ hash(ipaddr.IPNetwork('10.1.1.0/24')))
+ self.assertEqual(hash(ipaddr.IPAddress('10.1.1.0')),
+ hash(ipaddr.IPAddress('10.1.1.0')))
+ # i70
+ self.assertEqual(hash(ipaddr.IPAddress('1.2.3.4')),
+ hash(ipaddr.IPAddress(
+ long(ipaddr.IPAddress('1.2.3.4')._ip))))
+ ip1 = ipaddr.IPAddress('10.1.1.0')
+ ip2 = ipaddr.IPAddress('1::')
+ dummy = {}
+ dummy[self.ipv4] = None
+ dummy[self.ipv6] = None
+ dummy[ip1] = None
+ dummy[ip2] = None
+ self.assertTrue(self.ipv4 in dummy)
+ self.assertTrue(ip2 in dummy)
+
+ def testCopyConstructor(self):
+ addr1 = ipaddr.IPNetwork('10.1.1.0/24')
+ addr2 = ipaddr.IPNetwork(addr1)
+ addr3 = ipaddr.IPNetwork('2001:658:22a:cafe:200::1/64')
+ addr4 = ipaddr.IPNetwork(addr3)
+ addr5 = ipaddr.IPv4Address('1.1.1.1')
+ addr6 = ipaddr.IPv6Address('2001:658:22a:cafe:200::1')
+
+ self.assertEqual(addr1, addr2)
+ self.assertEqual(addr3, addr4)
+ self.assertEqual(addr5, ipaddr.IPv4Address(addr5))
+ self.assertEqual(addr6, ipaddr.IPv6Address(addr6))
+
+ def testCompressIPv6Address(self):
+ test_addresses = {
+ '1:2:3:4:5:6:7:8': '1:2:3:4:5:6:7:8/128',
+ '2001:0:0:4:0:0:0:8': '2001:0:0:4::8/128',
+ '2001:0:0:4:5:6:7:8': '2001::4:5:6:7:8/128',
+ '2001:0:3:4:5:6:7:8': '2001:0:3:4:5:6:7:8/128',
+ '2001:0:3:4:5:6:7:8': '2001:0:3:4:5:6:7:8/128',
+ '0:0:3:0:0:0:0:ffff': '0:0:3::ffff/128',
+ '0:0:0:4:0:0:0:ffff': '::4:0:0:0:ffff/128',
+ '0:0:0:0:5:0:0:ffff': '::5:0:0:ffff/128',
+ '1:0:0:4:0:0:7:8': '1::4:0:0:7:8/128',
+ '0:0:0:0:0:0:0:0': '::/128',
+ '0:0:0:0:0:0:0:0/0': '::/0',
+ '0:0:0:0:0:0:0:1': '::1/128',
+ '2001:0658:022a:cafe:0000:0000:0000:0000/66':
+ '2001:658:22a:cafe::/66',
+ '::1.2.3.4': '::102:304/128',
+ '1:2:3:4:5:ffff:1.2.3.4': '1:2:3:4:5:ffff:102:304/128',
+ '::7:6:5:4:3:2:1': '0:7:6:5:4:3:2:1/128',
+ '::7:6:5:4:3:2:0': '0:7:6:5:4:3:2:0/128',
+ '7:6:5:4:3:2:1::': '7:6:5:4:3:2:1:0/128',
+ '0:6:5:4:3:2:1::': '0:6:5:4:3:2:1:0/128',
+ }
+ for uncompressed, compressed in test_addresses.items():
+ self.assertEqual(compressed, str(ipaddr.IPv6Network(uncompressed)))
+
+ def testExplodeShortHandIpStr(self):
+ addr1 = ipaddr.IPv6Network('2001::1')
+ addr2 = ipaddr.IPv6Address('2001:0:5ef5:79fd:0:59d:a0e5:ba1')
+ self.assertEqual('2001:0000:0000:0000:0000:0000:0000:0001',
+ addr1._explode_shorthand_ip_string(str(addr1.ip)))
+ self.assertEqual('0000:0000:0000:0000:0000:0000:0000:0001',
+ ipaddr.IPv6Network('::1/128').exploded)
+ # issue 77
+ self.assertEqual('2001:0000:5ef5:79fd:0000:059d:a0e5:0ba1',
+ addr2.exploded)
+
+ def testIntRepresentation(self):
+ self.assertEqual(16909060, int(self.ipv4))
+ self.assertEqual(42540616829182469433547762482097946625, int(self.ipv6))
+
+ def testHexRepresentation(self):
+ self.assertEqual(hex(0x1020304),
+ hex(self.ipv4))
+
+ self.assertEqual(hex(0x20010658022ACAFE0200000000000001),
+ hex(self.ipv6))
+
+ # backwards compatibility
+ def testBackwardsCompability(self):
+ self.assertEqual(ipaddr.CollapseAddrList(
+ [ipaddr.IPNetwork('1.1.0.0/24'), ipaddr.IPNetwork('1.1.1.0/24')]),
+ [ipaddr.IPNetwork('1.1.0.0/23')])
+
+ self.assertEqual(ipaddr.IPNetwork('::42:0/112').AddressExclude(
+ ipaddr.IPNetwork('::42:8000/113')),
+ [ipaddr.IPNetwork('::42:0/113')])
+
+ self.assertTrue(ipaddr.IPNetwork('1::/8').CompareNetworks(
+ ipaddr.IPNetwork('2::/9')) < 0)
+
+ self.assertEqual(ipaddr.IPNetwork('1::/16').Contains(
+ ipaddr.IPNetwork('2::/16')), False)
+
+ self.assertEqual(ipaddr.IPNetwork('0.0.0.0/0').Subnet(),
+ [ipaddr.IPNetwork('0.0.0.0/1'),
+ ipaddr.IPNetwork('128.0.0.0/1')])
+ self.assertEqual(ipaddr.IPNetwork('::/127').Subnet(),
+ [ipaddr.IPNetwork('::/128'),
+ ipaddr.IPNetwork('::1/128')])
+
+ self.assertEqual(ipaddr.IPNetwork('1.0.0.0/32').Supernet(),
+ ipaddr.IPNetwork('1.0.0.0/31'))
+ self.assertEqual(ipaddr.IPNetwork('::/121').Supernet(),
+ ipaddr.IPNetwork('::/120'))
+
+ self.assertEqual(ipaddr.IPNetwork('10.0.0.2').IsRFC1918(), True)
+ self.assertEqual(ipaddr.IPNetwork('10.0.0.0').IsMulticast(), False)
+ self.assertEqual(ipaddr.IPNetwork('127.255.255.255').IsLoopback(), True)
+ self.assertEqual(ipaddr.IPNetwork('169.255.255.255').IsLinkLocal(),
+ False)
+
+ def testForceVersion(self):
+ self.assertEqual(ipaddr.IPNetwork(1).version, 4)
+ self.assertEqual(ipaddr.IPNetwork(1, version=6).version, 6)
+
+ def testWithStar(self):
+ self.assertEqual(str(self.ipv4.with_prefixlen), "1.2.3.4/24")
+ self.assertEqual(str(self.ipv4.with_netmask), "1.2.3.4/255.255.255.0")
+ self.assertEqual(str(self.ipv4.with_hostmask), "1.2.3.4/0.0.0.255")
+
+ self.assertEqual(str(self.ipv6.with_prefixlen),
+ '2001:658:22a:cafe:200::1/64')
+ # rfc3513 sec 2.3 says that ipv6 only uses cidr notation for
+ # subnets
+ self.assertEqual(str(self.ipv6.with_netmask),
+ '2001:658:22a:cafe:200::1/64')
+ # this probably don't make much sense, but it's included for
+ # compatibility with ipv4
+ self.assertEqual(str(self.ipv6.with_hostmask),
+ '2001:658:22a:cafe:200::1/::ffff:ffff:ffff:ffff')
+
+ def testNetworkElementCaching(self):
+ # V4 - make sure we're empty
+ self.assertFalse(self.ipv4._cache.has_key('network'))
+ self.assertFalse(self.ipv4._cache.has_key('broadcast'))
+ self.assertFalse(self.ipv4._cache.has_key('hostmask'))
+
+ # V4 - populate and test
+ self.assertEqual(self.ipv4.network, ipaddr.IPv4Address('1.2.3.0'))
+ self.assertEqual(self.ipv4.broadcast, ipaddr.IPv4Address('1.2.3.255'))
+ self.assertEqual(self.ipv4.hostmask, ipaddr.IPv4Address('0.0.0.255'))
+
+ # V4 - check we're cached
+ self.assertTrue(self.ipv4._cache.has_key('network'))
+ self.assertTrue(self.ipv4._cache.has_key('broadcast'))
+ self.assertTrue(self.ipv4._cache.has_key('hostmask'))
+
+ # V6 - make sure we're empty
+ self.assertFalse(self.ipv6._cache.has_key('network'))
+ self.assertFalse(self.ipv6._cache.has_key('broadcast'))
+ self.assertFalse(self.ipv6._cache.has_key('hostmask'))
+
+ # V6 - populate and test
+ self.assertEqual(self.ipv6.network,
+ ipaddr.IPv6Address('2001:658:22a:cafe::'))
+ self.assertEqual(self.ipv6.broadcast, ipaddr.IPv6Address(
+ '2001:658:22a:cafe:ffff:ffff:ffff:ffff'))
+ self.assertEqual(self.ipv6.hostmask,
+ ipaddr.IPv6Address('::ffff:ffff:ffff:ffff'))
+
+ # V6 - check we're cached
+ self.assertTrue(self.ipv6._cache.has_key('network'))
+ self.assertTrue(self.ipv6._cache.has_key('broadcast'))
+ self.assertTrue(self.ipv6._cache.has_key('hostmask'))
+
+ def testTeredo(self):
+ # stolen from wikipedia
+ server = ipaddr.IPv4Address('65.54.227.120')
+ client = ipaddr.IPv4Address('192.0.2.45')
+ teredo_addr = '2001:0000:4136:e378:8000:63bf:3fff:fdd2'
+ self.assertEqual((server, client),
+ ipaddr.IPAddress(teredo_addr).teredo)
+ bad_addr = '2000::4136:e378:8000:63bf:3fff:fdd2'
+ self.assertFalse(ipaddr.IPAddress(bad_addr).teredo)
+ bad_addr = '2001:0001:4136:e378:8000:63bf:3fff:fdd2'
+ self.assertFalse(ipaddr.IPAddress(bad_addr).teredo)
+
+ # i77
+ teredo_addr = ipaddr.IPv6Address('2001:0:5ef5:79fd:0:59d:a0e5:ba1')
+ self.assertEqual((ipaddr.IPv4Address('94.245.121.253'),
+ ipaddr.IPv4Address('95.26.244.94')),
+ teredo_addr.teredo)
+
+
+ def testsixtofour(self):
+ sixtofouraddr = ipaddr.IPAddress('2002:ac1d:2d64::1')
+ bad_addr = ipaddr.IPAddress('2000:ac1d:2d64::1')
+ self.assertEqual(ipaddr.IPv4Address('172.29.45.100'),
+ sixtofouraddr.sixtofour)
+ self.assertFalse(bad_addr.sixtofour)
+
+
+if __name__ == '__main__':
+ unittest.main()
diff --git a/contrib/ipaddr-py/setup.py b/contrib/ipaddr-py/setup.py
new file mode 100755
index 0000000..3356432
--- /dev/null
+++ b/contrib/ipaddr-py/setup.py
@@ -0,0 +1,36 @@
+#!/usr/bin/python
+#
+# Copyright 2008 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from distutils.core import setup
+
+import ipaddr
+
+
+setup(name='ipaddr',
+ maintainer='Google',
+ maintainer_email='ipaddr-py-dev@googlegroups.com',
+ version=ipaddr.__version__,
+ url='http://code.google.com/p/ipaddr-py/',
+ license='Apache License, Version 2.0',
+ classifiers=[
+ 'Development Status :: 5 - Production/Stable',
+ 'Intended Audience :: Developers',
+ 'License :: OSI Approved :: Apache Software License',
+ 'Operating System :: OS Independent',
+ 'Topic :: Internet',
+ 'Topic :: Software Development :: Libraries',
+ 'Topic :: System :: Networking'],
+ py_modules=['ipaddr'])
diff --git a/contrib/ipaddr-py/test-2to3.sh b/contrib/ipaddr-py/test-2to3.sh
new file mode 100755
index 0000000..408d665
--- /dev/null
+++ b/contrib/ipaddr-py/test-2to3.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# Converts the python2 ipaddr files to python3 and runs the unit tests
+# with both python versions.
+
+mkdir -p 2to3output && \
+cp -f *.py 2to3output && \
+( cd 2to3output && 2to3 . | patch -p0 ) && \
+py3version=$(python3 --version 2>&1) && \
+echo -e "\nTesting with ${py3version}" && \
+python3 2to3output/ipaddr_test.py && \
+rm -r 2to3output && \
+pyversion=$(python --version 2>&1) && \
+echo -e "\nTesting with ${pyversion}" && \
+./ipaddr_test.py