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netwatch.py/netaddr-0.7.10/netaddr/tests/3.x/ip/sets.txt

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Adding network scanning
2015-03-27 22:54:25 +00:00
=IPSet Tests=
Copyright (c) 2008-2012, David P. D. Moss. All rights reserved.
{{{
>>> from netaddr import *
}}}
Basic operations.
{{{
>>> IPSet()
IPSet([])
>>> IPSet([])
IPSet([])
>>> IPSet(['192.0.2.0'])
IPSet(['192.0.2.0/32'])
>>> IPSet([IPAddress('192.0.2.0')])
IPSet(['192.0.2.0/32'])
>>> IPSet([IPNetwork('192.0.2.0')])
IPSet(['192.0.2.0/32'])
>>> IPSet([IPNetwork('192.0.2.0/24')])
IPSet(['192.0.2.0/24'])
>>> for ip in IPSet(['192.0.2.0/28', '::192.0.2.0/124']):
... print(ip)
192.0.2.0
192.0.2.1
192.0.2.2
192.0.2.3
192.0.2.4
192.0.2.5
192.0.2.6
192.0.2.7
192.0.2.8
192.0.2.9
192.0.2.10
192.0.2.11
192.0.2.12
192.0.2.13
192.0.2.14
192.0.2.15
::192.0.2.0
::192.0.2.1
::192.0.2.2
::192.0.2.3
::192.0.2.4
::192.0.2.5
::192.0.2.6
::192.0.2.7
::192.0.2.8
::192.0.2.9
::192.0.2.10
::192.0.2.11
::192.0.2.12
::192.0.2.13
::192.0.2.14
::192.0.2.15
}}}
Adding and removing elements.
{{{
>>> s1 = IPSet()
>>> s1.add('192.0.2.0')
>>> s1
IPSet(['192.0.2.0/32'])
>>> s1.remove('192.0.2.0')
>>> s1
IPSet([])
>>> s1.remove('192.0.2.0')
}}}
Set membership.
{{{
>>> iprange = IPRange('192.0.1.255', '192.0.2.16')
>>> iprange.cidrs()
[IPNetwork('192.0.1.255/32'), IPNetwork('192.0.2.0/28'), IPNetwork('192.0.2.16/32')]
>>> ipset = IPSet(['192.0.2.0/28'])
>>> for ip in iprange:
... print(ip, ip in ipset)
192.0.1.255 False
192.0.2.0 True
192.0.2.1 True
192.0.2.2 True
192.0.2.3 True
192.0.2.4 True
192.0.2.5 True
192.0.2.6 True
192.0.2.7 True
192.0.2.8 True
192.0.2.9 True
192.0.2.10 True
192.0.2.11 True
192.0.2.12 True
192.0.2.13 True
192.0.2.14 True
192.0.2.15 True
192.0.2.16 False
}}}
Set union.
{{{
>>> IPSet(['192.0.2.0'])
IPSet(['192.0.2.0/32'])
>>> IPSet(['192.0.2.0']) | IPSet(['192.0.2.1'])
IPSet(['192.0.2.0/31'])
>>> IPSet(['192.0.2.0']) | IPSet(['192.0.2.1']) | IPSet(['192.0.2.3'])
IPSet(['192.0.2.0/31', '192.0.2.3/32'])
>>> IPSet(['192.0.2.0']) | IPSet(['192.0.2.1']) | IPSet(['192.0.2.3/30'])
IPSet(['192.0.2.0/30'])
>>> IPSet(['192.0.2.0']) | IPSet(['192.0.2.1']) | IPSet(['192.0.2.3/31'])
IPSet(['192.0.2.0/30'])
>>> IPSet(['192.0.2.0/24']) | IPSet(['192.0.3.0/24']) | IPSet(['192.0.4.0/24'])
IPSet(['192.0.2.0/23', '192.0.4.0/24'])
}}}
A joined up example of the union, intersection and symmetric difference operations.
{{{
>>> adj_cidrs = list(IPNetwork('192.0.2.0/24').subnet(28))
>>> even_cidrs = adj_cidrs[::2]
>>> evens = IPSet(even_cidrs)
>>> evens
IPSet(['192.0.2.0/28', '192.0.2.32/28', '192.0.2.64/28', '192.0.2.96/28', '192.0.2.128/28', '192.0.2.160/28', '192.0.2.192/28', '192.0.2.224/28'])
>>> IPSet(['192.0.2.0/24']) & evens
IPSet(['192.0.2.0/28', '192.0.2.32/28', '192.0.2.64/28', '192.0.2.96/28', '192.0.2.128/28', '192.0.2.160/28', '192.0.2.192/28', '192.0.2.224/28'])
>>> odds = IPSet(['192.0.2.0/24']) ^ evens
>>> odds
IPSet(['192.0.2.16/28', '192.0.2.48/28', '192.0.2.80/28', '192.0.2.112/28', '192.0.2.144/28', '192.0.2.176/28', '192.0.2.208/28', '192.0.2.240/28'])
>>> evens | odds
IPSet(['192.0.2.0/24'])
>>> evens & odds
IPSet([])
>>> evens ^ odds
IPSet(['192.0.2.0/24'])
}}}
Superset and subset tests.
{{{
>>> s1 = IPSet(['192.0.2.0/24', '192.0.4.0/24'])
>>> s2 = IPSet(['192.0.2.0', '192.0.4.0'])
>>> s1
IPSet(['192.0.2.0/24', '192.0.4.0/24'])
>>> s2
IPSet(['192.0.2.0/32', '192.0.4.0/32'])
>>> s1.issuperset(s2)
True
>>> s2.issubset(s1)
True
>>> s2.issuperset(s1)
False
>>> s1.issubset(s2)
False
}}}
{{{
>>> ipv4_addr_space = IPSet(['0.0.0.0/0'])
>>> private = IPSet(['10.0.0.0/8', '172.16.0.0/12', '192.0.2.0/24', '192.168.0.0/16', '239.192.0.0/14'])
>>> reserved = IPSet(['225.0.0.0/8', '226.0.0.0/7', '228.0.0.0/6', '234.0.0.0/7', '236.0.0.0/7', '238.0.0.0/8', '240.0.0.0/4'])
>>> unavailable = reserved | private
>>> available = ipv4_addr_space ^ unavailable
>>> for cidr in available.iter_cidrs():
... print(cidr, cidr[0], cidr[-1])
0.0.0.0/5 0.0.0.0 7.255.255.255
8.0.0.0/7 8.0.0.0 9.255.255.255
11.0.0.0/8 11.0.0.0 11.255.255.255
12.0.0.0/6 12.0.0.0 15.255.255.255
16.0.0.0/4 16.0.0.0 31.255.255.255
32.0.0.0/3 32.0.0.0 63.255.255.255
64.0.0.0/2 64.0.0.0 127.255.255.255
128.0.0.0/3 128.0.0.0 159.255.255.255
160.0.0.0/5 160.0.0.0 167.255.255.255
168.0.0.0/6 168.0.0.0 171.255.255.255
172.0.0.0/12 172.0.0.0 172.15.255.255
172.32.0.0/11 172.32.0.0 172.63.255.255
172.64.0.0/10 172.64.0.0 172.127.255.255
172.128.0.0/9 172.128.0.0 172.255.255.255
173.0.0.0/8 173.0.0.0 173.255.255.255
174.0.0.0/7 174.0.0.0 175.255.255.255
176.0.0.0/4 176.0.0.0 191.255.255.255
192.0.0.0/23 192.0.0.0 192.0.1.255
192.0.3.0/24 192.0.3.0 192.0.3.255
192.0.4.0/22 192.0.4.0 192.0.7.255
192.0.8.0/21 192.0.8.0 192.0.15.255
192.0.16.0/20 192.0.16.0 192.0.31.255
192.0.32.0/19 192.0.32.0 192.0.63.255
192.0.64.0/18 192.0.64.0 192.0.127.255
192.0.128.0/17 192.0.128.0 192.0.255.255
192.1.0.0/16 192.1.0.0 192.1.255.255
192.2.0.0/15 192.2.0.0 192.3.255.255
192.4.0.0/14 192.4.0.0 192.7.255.255
192.8.0.0/13 192.8.0.0 192.15.255.255
192.16.0.0/12 192.16.0.0 192.31.255.255
192.32.0.0/11 192.32.0.0 192.63.255.255
192.64.0.0/10 192.64.0.0 192.127.255.255
192.128.0.0/11 192.128.0.0 192.159.255.255
192.160.0.0/13 192.160.0.0 192.167.255.255
192.169.0.0/16 192.169.0.0 192.169.255.255
192.170.0.0/15 192.170.0.0 192.171.255.255
192.172.0.0/14 192.172.0.0 192.175.255.255
192.176.0.0/12 192.176.0.0 192.191.255.255
192.192.0.0/10 192.192.0.0 192.255.255.255
193.0.0.0/8 193.0.0.0 193.255.255.255
194.0.0.0/7 194.0.0.0 195.255.255.255
196.0.0.0/6 196.0.0.0 199.255.255.255
200.0.0.0/5 200.0.0.0 207.255.255.255
208.0.0.0/4 208.0.0.0 223.255.255.255
224.0.0.0/8 224.0.0.0 224.255.255.255
232.0.0.0/7 232.0.0.0 233.255.255.255
239.0.0.0/9 239.0.0.0 239.127.255.255
239.128.0.0/10 239.128.0.0 239.191.255.255
239.196.0.0/14 239.196.0.0 239.199.255.255
239.200.0.0/13 239.200.0.0 239.207.255.255
239.208.0.0/12 239.208.0.0 239.223.255.255
239.224.0.0/11 239.224.0.0 239.255.255.255
>>> ipv4_addr_space ^ available
IPSet(['10.0.0.0/8', '172.16.0.0/12', '192.0.2.0/24', '192.168.0.0/16', '225.0.0.0/8', '226.0.0.0/7', '228.0.0.0/6', '234.0.0.0/7', '236.0.0.0/7', '238.0.0.0/8', '239.192.0.0/14', '240.0.0.0/4'])
}}}
==Tests on combined IPv4 and IPv6 sets==
{{{
>>> s1 = IPSet(['192.0.2.0', '::192.0.2.0', '192.0.2.2', '::192.0.2.2'])
>>> s2 = IPSet(['192.0.2.2', '::192.0.2.2', '192.0.2.4', '::192.0.2.4'])
>>> s1
IPSet(['192.0.2.0/32', '192.0.2.2/32', '::192.0.2.0/128', '::192.0.2.2/128'])
>>> s2
IPSet(['192.0.2.2/32', '192.0.2.4/32', '::192.0.2.2/128', '::192.0.2.4/128'])
}}}
Set union.
{{{
>>> s1 | s2
IPSet(['192.0.2.0/32', '192.0.2.2/32', '192.0.2.4/32', '::192.0.2.0/128', '::192.0.2.2/128', '::192.0.2.4/128'])
}}}
Set intersection.
{{{
>>> s1 & s2
IPSet(['192.0.2.2/32', '::192.0.2.2/128'])
}}}
Set difference.
{{{
>>> s1 - s2
IPSet(['192.0.2.0/32', '::192.0.2.0/128'])
>>> s2 - s1
IPSet(['192.0.2.4/32', '::192.0.2.4/128'])
}}}
Symmetric set difference.
{{{
>>> s1 ^ s2
IPSet(['192.0.2.0/32', '192.0.2.4/32', '::192.0.2.0/128', '::192.0.2.4/128'])
}}}
Disjointed sets.
{{{
>>> s1 = IPSet(['192.0.2.0', '192.0.2.1', '192.0.2.2'])
>>> s2 = IPSet(['192.0.2.2', '192.0.2.3', '192.0.2.4'])
>>> s1 & s2
IPSet(['192.0.2.2/32'])
>>> s1.isdisjoint(s2)
False
>>> s1 = IPSet(['192.0.2.0', '192.0.2.1'])
>>> s2 = IPSet(['192.0.2.3', '192.0.2.4'])
>>> s1 & s2
IPSet([])
>>> s1.isdisjoint(s2)
True
}}}
Updating a set.
{{{
>>> s1 = IPSet(['192.0.2.0/25'])
>>> s1
IPSet(['192.0.2.0/25'])
>>> s2 = IPSet(['192.0.2.128/25'])
>>> s2
IPSet(['192.0.2.128/25'])
>>> s1.update(s2)
>>> s1
IPSet(['192.0.2.0/24'])
>>> s1.update(['192.0.0.0/24', '192.0.1.0/24', '192.0.3.0/24'])
>>> s1
IPSet(['192.0.0.0/22'])
}}}
Removing IP addresses from an IPSet.
{{{
>>> s1 = IPSet(['0.0.0.0/0'])
>>> s1
IPSet(['0.0.0.0/0'])
>>> s1.remove('255.255.255.255')
>>> s1
IPSet(['0.0.0.0/1', '128.0.0.0/2', ..., '255.255.255.252/31', '255.255.255.254/32'])
>>> list(s1.iter_cidrs())
[IPNetwork('0.0.0.0/1'), IPNetwork('128.0.0.0/2'), ..., IPNetwork('255.255.255.252/31'), IPNetwork('255.255.255.254/32')]
>>> len(list(s1.iter_cidrs()))
32
>>> list(s1.iter_cidrs()) == cidr_exclude('0.0.0.0/0', '255.255.255.255')
True
>>> s1.remove('0.0.0.0')
>>> s1
IPSet(['0.0.0.1/32', '0.0.0.2/31', ..., '255.255.255.252/31', '255.255.255.254/32'])
>>> len(list(s1.iter_cidrs()))
62
}}}
Adding IP address to an IPSet.
{{{
>>> s1.add('255.255.255.255')
>>> s1
IPSet(['0.0.0.1/32', '0.0.0.2/31', ..., '64.0.0.0/2', '128.0.0.0/1'])
>>> list(s1.iter_cidrs())
[IPNetwork('0.0.0.1/32'), IPNetwork('0.0.0.2/31'), ..., IPNetwork('64.0.0.0/2'), IPNetwork('128.0.0.0/1')]
>>> len(list(s1.iter_cidrs()))
32
>>> s1.add('0.0.0.0')
>>> s1
IPSet(['0.0.0.0/0'])
}}}
Pickling of IPSet objects
{{{
>>> import pickle
>>> ip_data = IPSet(['10.0.0.0/16', 'fe80::/64'])
>>> buf = pickle.dumps(ip_data)
>>> ip_data_unpickled = pickle.loads(buf)
>>> ip_data == ip_data_unpickled
True
}}}
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