# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license import socket import sys import unittest import dns.exception import dns.ipv4 import dns.ipv6 class IPv4Tests(unittest.TestCase): def test_valid(self): valid = ( "1.2.3.4", "11.22.33.44", "254.7.237.98", "192.168.1.26", "192.168.1.1", "13.1.68.3", "129.144.52.38", "254.157.241.86", "12.34.56.78", "192.0.2.128", ) for s in valid: self.assertEqual(dns.ipv4.inet_aton(s), socket.inet_pton(socket.AF_INET, s)) def test_invalid(self): invalid = ( "", ".", "..", "400.2.3.4", "260.2.3.4", "256.2.3.4", "1.256.3.4", "1.2.256.4", "1.2.3.256", "300.2.3.4", "1.300.3.4", "1.2.300.4", "1.2.3.300", "900.2.3.4", "1.900.3.4", "1.2.900.4", "1.2.3.900", "300.300.300.300", "3000.30.30.30", "255Z255X255Y255", "192x168.1.26", "2.3.4", "257.1.2.3", "00.00.00.00", "000.000.000.000", "256.256.256.256", "255255.255.255", "255.255255.255", "255.255.255255", "1...", "1.2..", "1.2.3.", ".2..", ".2.3.", ".2.3.4", "..3.", "..3.4", "...4", ".1.2.3.4", "1.2.3.4.", " 1.2.3.4", "1.2.3.4 ", " 1.2.3.4 ", "::", ) for s in invalid: with self.assertRaises( dns.exception.SyntaxError, msg=f'invalid IPv4 address: "{s}"' ): dns.ipv4.inet_aton(s) class IPv6Tests(unittest.TestCase): def test_valid(self): valid = ( "::1", "::", "0:0:0:0:0:0:0:1", "0:0:0:0:0:0:0:0", "2001:DB8:0:0:8:800:200C:417A", "FF01:0:0:0:0:0:0:101", "2001:DB8::8:800:200C:417A", "FF01::101", "fe80::217:f2ff:fe07:ed62", "2001:0000:1234:0000:0000:C1C0:ABCD:0876", "3ffe:0b00:0000:0000:0001:0000:0000:000a", "FF02:0000:0000:0000:0000:0000:0000:0001", "0000:0000:0000:0000:0000:0000:0000:0001", "0000:0000:0000:0000:0000:0000:0000:0000", "2::10", "ff02::1", "fe80::", "2002::", "2001:db8::", "2001:0db8:1234::", "::ffff:0:0", "1:2:3:4:5:6:7:8", "1:2:3:4:5:6::8", "1:2:3:4:5::8", "1:2:3:4::8", "1:2:3::8", "1:2::8", "1::8", "1::2:3:4:5:6:7", "1::2:3:4:5:6", "1::2:3:4:5", "1::2:3:4", "1::2:3", "::2:3:4:5:6:7:8", "::2:3:4:5:6:7", "::2:3:4:5:6", "::2:3:4:5", "::2:3:4", "::2:3", "::8", "1:2:3:4:5:6::", "1:2:3:4:5::", "1:2:3:4::", "1:2:3::", "1:2::", "1::", "1:2:3:4:5::7:8", "1:2:3:4::7:8", "1:2:3::7:8", "1:2::7:8", "1::7:8", "1:2:3:4:5:6:1.2.3.4", "1:2:3:4:5::1.2.3.4", "1:2:3:4::1.2.3.4", "1:2:3::1.2.3.4", "1:2::1.2.3.4", "1::1.2.3.4", "1:2:3:4::5:1.2.3.4", "1:2:3::5:1.2.3.4", "1:2:3::5:1.2.3.4", "1:2::5:1.2.3.4", "1::5:1.2.3.4", "1::5:11.22.33.44", "fe80::217:f2ff:254.7.237.98", "::ffff:192.168.1.26", "::ffff:192.168.1.1", "0:0:0:0:0:0:13.1.68.3", "0:0:0:0:0:FFFF:129.144.52.38", "::13.1.68.3", "::FFFF:129.144.52.38", "fe80:0:0:0:204:61ff:254.157.241.86", "fe80::204:61ff:254.157.241.86", "::ffff:12.34.56.78", "::ffff:192.0.2.128", "fe80:0000:0000:0000:0204:61ff:fe9d:f156", "fe80:0:0:0:204:61ff:fe9d:f156", "fe80::204:61ff:fe9d:f156", "fe80::1", "::ffff:c000:280", "2001:0db8:85a3:0000:0000:8a2e:0370:7334", "2001:db8:85a3:0:0:8a2e:370:7334", "2001:db8:85a3::8a2e:370:7334", "2001:0db8:0000:0000:0000:0000:1428:57ab", "2001:0db8:0000:0000:0000::1428:57ab", "2001:0db8:0:0:0:0:1428:57ab", "2001:0db8:0:0::1428:57ab", "2001:0db8::1428:57ab", "2001:db8::1428:57ab", "::ffff:0c22:384e", "2001:0db8:1234:0000:0000:0000:0000:0000", "2001:0db8:1234:ffff:ffff:ffff:ffff:ffff", "2001:db8:a::123", "1111:2222:3333:4444:5555:6666:7777:8888", "1111:2222:3333:4444:5555:6666:7777::", "1111:2222:3333:4444:5555:6666::", "1111:2222:3333:4444:5555::", "1111:2222:3333:4444::", "1111:2222:3333::", "1111:2222::", "1111::", "1111:2222:3333:4444:5555:6666::8888", "1111:2222:3333:4444:5555::8888", "1111:2222:3333:4444::8888", "1111:2222:3333::8888", "1111:2222::8888", "1111::8888", "::8888", "1111:2222:3333:4444:5555::7777:8888", "1111:2222:3333:4444::7777:8888", "1111:2222:3333::7777:8888", "1111:2222::7777:8888", "1111::7777:8888", "::7777:8888", "1111:2222:3333:4444::6666:7777:8888", "1111:2222:3333::6666:7777:8888", "1111:2222::6666:7777:8888", "1111::6666:7777:8888", "::6666:7777:8888", "1111:2222:3333::5555:6666:7777:8888", "1111:2222::5555:6666:7777:8888", "1111::5555:6666:7777:8888", "::5555:6666:7777:8888", "1111:2222::4444:5555:6666:7777:8888", "1111::4444:5555:6666:7777:8888", "::4444:5555:6666:7777:8888", "1111::3333:4444:5555:6666:7777:8888", "::3333:4444:5555:6666:7777:8888", "::2222:3333:4444:5555:6666:7777:8888", "1111:2222:3333:4444:5555:6666:123.123.123.123", "1111:2222:3333:4444:5555::123.123.123.123", "1111:2222:3333:4444::123.123.123.123", "1111:2222:3333::123.123.123.123", "1111:2222::123.123.123.123", "1111::123.123.123.123", "::123.123.123.123", "1111:2222:3333:4444::6666:123.123.123.123", "1111:2222:3333::6666:123.123.123.123", "1111:2222::6666:123.123.123.123", "1111::6666:123.123.123.123", "::6666:123.123.123.123", "1111:2222:3333::5555:6666:123.123.123.123", "1111:2222::5555:6666:123.123.123.123", "1111::5555:6666:123.123.123.123", "::5555:6666:123.123.123.123", "1111:2222::4444:5555:6666:123.123.123.123", "1111::4444:5555:6666:123.123.123.123", "::4444:5555:6666:123.123.123.123", "1111::3333:4444:5555:6666:123.123.123.123", "::2222:3333:4444:5555:6666:123.123.123.123", "::0:0:0:0:0:0:0", "::0:0:0:0:0:0", "::0:0:0:0:0", "::0:0:0:0", "::0:0:0", "::0:0", "::0", "0:0:0:0:0:0:0::", "0:0:0:0:0:0::", "0:0:0:0:0::", "0:0:0:0::", "0:0:0::", "0:0::", "0::", "0:a:b:c:d:e:f::", "::0:a:b:c:d:e:f", "a:b:c:d:e:f:0::", ) win32_invalid = { "::2:3:4:5:6:7:8", "::2222:3333:4444:5555:6666:7777:8888", "::2222:3333:4444:5555:6666:123.123.123.123", "::0:0:0:0:0:0:0", "::0:a:b:c:d:e:f", } for s in valid: if sys.platform == "win32" and s in win32_invalid: # socket.inet_pton() on win32 rejects some valid (as # far as we can tell) IPv6 addresses. Skip them. continue self.assertEqual( dns.ipv6.inet_aton(s), socket.inet_pton(socket.AF_INET6, s) ) def test_invalid(self): invalid = ( "", ":", ":::", "2001:DB8:0:0:8:800:200C:417A:221", "FF01::101::2", "02001:0000:1234:0000:0000:C1C0:ABCD:0876", "2001:0000:1234:0000:00001:C1C0:ABCD:0876", " 2001:0000:1234:0000:0000:C1C0:ABCD:0876", "2001:0000:1234:0000:0000:C1C0:ABCD:0876 ", " 2001:0000:1234:0000:0000:C1C0:ABCD:0876 ", "2001:0000:1234:0000:0000:C1C0:ABCD:0876 0", "2001:0000:1234: 0000:0000:C1C0:ABCD:0876", "3ffe:0b00:0000:0001:0000:0000:000a", "FF02:0000:0000:0000:0000:0000:0000:0000:0001", "3ffe:b00::1::a", "::1111:2222:3333:4444:5555:6666::", "1:2:3::4:5::7:8", "12345::6:7:8", "1::5:400.2.3.4", "1::5:260.2.3.4", "1::5:256.2.3.4", "1::5:1.256.3.4", "1::5:1.2.256.4", "1::5:1.2.3.256", "1::5:300.2.3.4", "1::5:1.300.3.4", "1::5:1.2.300.4", "1::5:1.2.3.300", "1::5:900.2.3.4", "1::5:1.900.3.4", "1::5:1.2.900.4", "1::5:1.2.3.900", "1::5:300.300.300.300", "1::5:3000.30.30.30", "1::400.2.3.4", "1::260.2.3.4", "1::256.2.3.4", "1::1.256.3.4", "1::1.2.256.4", "1::1.2.3.256", "1::300.2.3.4", "1::1.300.3.4", "1::1.2.300.4", "1::1.2.3.300", "1::900.2.3.4", "1::1.900.3.4", "1::1.2.900.4", "1::1.2.3.900", "1::300.300.300.300", "1::3000.30.30.30", "::400.2.3.4", "::260.2.3.4", "::256.2.3.4", "::1.256.3.4", "::1.2.256.4", "::1.2.3.256", "::300.2.3.4", "::1.300.3.4", "::1.2.300.4", "::1.2.3.300", "::900.2.3.4", "::1.900.3.4", "::1.2.900.4", "::1.2.3.900", "::300.300.300.300", "::3000.30.30.30", "::1.2.3.4.", "2001:1:1:1:1:1:255Z255X255Y255", "::ffff:192x168.1.26", "::ffff:2.3.4", "::ffff:257.1.2.3", "1.2.3.4", "1.2.3.4:1111:2222:3333:4444::5555", "1.2.3.4:1111:2222:3333::5555", "1.2.3.4:1111:2222::5555", "1.2.3.4:1111::5555", "1.2.3.4::5555", "1.2.3.4::", "fe80:0000:0000:0000:0204:61ff:254.157.241.086", "XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:1.2.3.4", "1111:2222:3333:4444:5555:6666:00.00.00.00", "1111:2222:3333:4444:5555:6666:000.000.000.000", "1111:2222:3333:4444:5555:6666:256.256.256.256", "1111:2222:3333:4444::5555:", "1111:2222:3333::5555:", "1111:2222::5555:", "1111::5555:", "::5555:", "1111:", ":1111:2222:3333:4444::5555", ":1111:2222:3333::5555", ":1111:2222::5555", ":1111::5555", ":::5555", "123", "ldkfj", "2001::FFD3::57ab", "2001:db8:85a3::8a2e:37023:7334", "2001:db8:85a3::8a2e:370k:7334", "1:2:3:4:5:6:7:8:9", "1::2::3", "1:::3:4:5", "1:2:3::4:5:6:7:8:9", "XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX", "1111:2222:3333:4444:5555:6666:7777:8888:9999", "1111:2222:3333:4444:5555:6666:7777:8888::", "::2222:3333:4444:5555:6666:7777:8888:9999", "1111:2222:3333:4444:5555:6666:7777", "1111:2222:3333:4444:5555:6666", "1111:2222:3333:4444:5555", "1111:2222:3333:4444", "1111:2222:3333", "1111:2222", "1111", "11112222:3333:4444:5555:6666:7777:8888", "1111:22223333:4444:5555:6666:7777:8888", "1111:2222:33334444:5555:6666:7777:8888", "1111:2222:3333:44445555:6666:7777:8888", "1111:2222:3333:4444:55556666:7777:8888", "1111:2222:3333:4444:5555:66667777:8888", "1111:2222:3333:4444:5555:6666:77778888", "1111:2222:3333:4444:5555:6666:7777:8888:", "1111:2222:3333:4444:5555:6666:7777:", "1111:2222:3333:4444:5555:6666:", "1111:2222:3333:4444:5555:", "1111:2222:3333:4444:", "1111:2222:3333:", "1111:2222:", ":8888", ":7777:8888", ":6666:7777:8888", ":5555:6666:7777:8888", ":4444:5555:6666:7777:8888", ":3333:4444:5555:6666:7777:8888", ":2222:3333:4444:5555:6666:7777:8888", ":1111:2222:3333:4444:5555:6666:7777:8888", ":::2222:3333:4444:5555:6666:7777:8888", "1111:::3333:4444:5555:6666:7777:8888", "1111:2222:::4444:5555:6666:7777:8888", "1111:2222:3333:::5555:6666:7777:8888", "1111:2222:3333:4444:::6666:7777:8888", "1111:2222:3333:4444:5555:::7777:8888", "1111:2222:3333:4444:5555:6666:::8888", "::2222::4444:5555:6666:7777:8888", "::2222:3333::5555:6666:7777:8888", "::2222:3333:4444::6666:7777:8888", "::2222:3333:4444:5555::7777:8888", "::2222:3333:4444:5555:7777::8888", "::2222:3333:4444:5555:7777:8888::", "1111::3333::5555:6666:7777:8888", "1111::3333:4444::6666:7777:8888", "1111::3333:4444:5555::7777:8888", "1111::3333:4444:5555:6666::8888", "1111::3333:4444:5555:6666:7777::", "1111:2222::4444::6666:7777:8888", "1111:2222::4444:5555::7777:8888", "1111:2222::4444:5555:6666::8888", "1111:2222::4444:5555:6666:7777::", "1111:2222:3333::5555::7777:8888", "1111:2222:3333::5555:6666::8888", "1111:2222:3333::5555:6666:7777::", "1111:2222:3333:4444::6666::8888", "1111:2222:3333:4444::6666:7777::", "1111:2222:3333:4444:5555::7777::", "1111:2222:3333:4444:5555:6666:7777:8888:1.2.3.4", "1111:2222:3333:4444:5555:6666:7777:1.2.3.4", "1111:2222:3333:4444:5555:6666::1.2.3.4", "::2222:3333:4444:5555:6666:7777:1.2.3.4", "1111:2222:3333:4444:5555:6666:1.2.3.4.5", "1111:2222:3333:4444:5555:1.2.3.4", "1111:2222:3333:4444:1.2.3.4", "1111:2222:3333:1.2.3.4", "1111:2222:1.2.3.4", "1111:1.2.3.4", "11112222:3333:4444:5555:6666:1.2.3.4", "1111:22223333:4444:5555:6666:1.2.3.4", "1111:2222:33334444:5555:6666:1.2.3.4", "1111:2222:3333:44445555:6666:1.2.3.4", "1111:2222:3333:4444:55556666:1.2.3.4", "1111:2222:3333:4444:5555:66661.2.3.4", "1111:2222:3333:4444:5555:6666:255255.255.255", "1111:2222:3333:4444:5555:6666:255.255255.255", "1111:2222:3333:4444:5555:6666:255.255.255255", ":1.2.3.4", ":6666:1.2.3.4", ":5555:6666:1.2.3.4", ":4444:5555:6666:1.2.3.4", ":3333:4444:5555:6666:1.2.3.4", ":2222:3333:4444:5555:6666:1.2.3.4", ":1111:2222:3333:4444:5555:6666:1.2.3.4", ":::2222:3333:4444:5555:6666:1.2.3.4", "1111:::3333:4444:5555:6666:1.2.3.4", "1111:2222:::4444:5555:6666:1.2.3.4", "1111:2222:3333:::5555:6666:1.2.3.4", "1111:2222:3333:4444:::6666:1.2.3.4", "1111:2222:3333:4444:5555:::1.2.3.4", "::2222::4444:5555:6666:1.2.3.4", "::2222:3333::5555:6666:1.2.3.4", "::2222:3333:4444::6666:1.2.3.4", "::2222:3333:4444:5555::1.2.3.4", "1111::3333::5555:6666:1.2.3.4", "1111::3333:4444::6666:1.2.3.4", "1111::3333:4444:5555::1.2.3.4", "1111:2222::4444::6666:1.2.3.4", "1111:2222::4444:5555::1.2.3.4", "1111:2222:3333::5555::1.2.3.4", "::.", "::..", "::...", "::1...", "::1.2..", "::1.2.3.", "::.2..", "::.2.3.", "::.2.3.4", "::..3.", "::..3.4", "::...4", ":1111:2222:3333:4444:5555:6666:7777::", ":1111:2222:3333:4444:5555:6666::", ":1111:2222:3333:4444:5555::", ":1111:2222:3333:4444::", ":1111:2222:3333::", ":1111:2222::", ":1111::", ":1111:2222:3333:4444:5555:6666::8888", ":1111:2222:3333:4444:5555::8888", ":1111:2222:3333:4444::8888", ":1111:2222:3333::8888", ":1111:2222::8888", ":1111::8888", ":::8888", ":1111:2222:3333:4444:5555::7777:8888", ":1111:2222:3333:4444::7777:8888", ":1111:2222:3333::7777:8888", ":1111:2222::7777:8888", ":1111::7777:8888", ":::7777:8888", ":1111:2222:3333:4444::6666:7777:8888", ":1111:2222:3333::6666:7777:8888", ":1111:2222::6666:7777:8888", ":1111::6666:7777:8888", ":::6666:7777:8888", ":1111:2222:3333::5555:6666:7777:8888", ":1111:2222::5555:6666:7777:8888", ":1111::5555:6666:7777:8888", ":::5555:6666:7777:8888", ":1111:2222::4444:5555:6666:7777:8888", ":1111::4444:5555:6666:7777:8888", ":::4444:5555:6666:7777:8888", ":1111::3333:4444:5555:6666:7777:8888", ":::3333:4444:5555:6666:7777:8888", ":1111:2222:3333:4444:5555::1.2.3.4", ":1111:2222:3333:4444::1.2.3.4", ":1111:2222:3333::1.2.3.4", ":1111:2222::1.2.3.4", ":1111::1.2.3.4", ":::1.2.3.4", ":1111:2222:3333:4444::6666:1.2.3.4", ":1111:2222:3333::6666:1.2.3.4", ":1111:2222::6666:1.2.3.4", ":1111::6666:1.2.3.4", ":::6666:1.2.3.4", ":1111:2222:3333::5555:6666:1.2.3.4", ":1111:2222::5555:6666:1.2.3.4", ":1111::5555:6666:1.2.3.4", ":::5555:6666:1.2.3.4", ":1111:2222::4444:5555:6666:1.2.3.4", ":1111::4444:5555:6666:1.2.3.4", ":::4444:5555:6666:1.2.3.4", ":1111::3333:4444:5555:6666:1.2.3.4", "1111:2222:3333:4444:5555:6666:7777:::", "1111:2222:3333:4444:5555:6666:::", "1111:2222:3333:4444:5555:::", "1111:2222:3333:4444:::", "1111:2222:3333:::", "1111:2222:::", "1111:::", "1111:2222:3333:4444:5555:6666::8888:", "1111:2222:3333:4444:5555::8888:", "1111:2222:3333:4444::8888:", "1111:2222:3333::8888:", "1111:2222::8888:", "1111::8888:", "::8888:", "1111:2222:3333:4444:5555::7777:8888:", "1111:2222:3333:4444::7777:8888:", "1111:2222:3333::7777:8888:", "1111:2222::7777:8888:", "1111::7777:8888:", "::7777:8888:", "1111:2222:3333:4444::6666:7777:8888:", "1111:2222:3333::6666:7777:8888:", "1111:2222::6666:7777:8888:", "1111::6666:7777:8888:", "::6666:7777:8888:", "1111:2222:3333::5555:6666:7777:8888:", "1111:2222::5555:6666:7777:8888:", "1111::5555:6666:7777:8888:", "::5555:6666:7777:8888:", "1111:2222::4444:5555:6666:7777:8888:", "1111::4444:5555:6666:7777:8888:", "::4444:5555:6666:7777:8888:", "1111::3333:4444:5555:6666:7777:8888:", "::3333:4444:5555:6666:7777:8888:", "::2222:3333:4444:5555:6666:7777:8888:", "':10.0.0.1", ) for s in invalid: with self.assertRaises( dns.exception.SyntaxError, msg=f'invalid IPv6 address: "{s}"' ): dns.ipv6.inet_aton(s)