检查ipv6是否在范围内 [英] Check if ipv6 is inside range
本文介绍了检查ipv6是否在范围内的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有maxmind的ipv6数据.这是我当前的表格(带有示例数据):
I have the maxmind's ipv6 data. Here's my current table (with sample data):
+---------------+------------+
| network | geoname_id |
+---------------+------------+
| 2001:208::/32 | 123 |
| 2001:218::/32 | 4312 |
+---------------+------------+
使用其转换器,我可以创建 network_start_ip
和 network_last_ip
列:
Using their converter, I can create a network_start_ip
and network_last_ip
columns:
+------------------+----------------------------------------+------------+
| network_start_ip | network_last_ip | geoname_id |
+------------------+----------------------------------------+------------+
| 2001:200:: | 2001:200:ffff:ffff:ffff:ffff:ffff:ffff | 123 |
| 2001:208:: | 2001:208:ffff:ffff:ffff:ffff:ffff:ffff | 4312 |
+------------------+----------------------------------------+------------+
我期望这样的事情会起作用(即使它可能比其他方法要慢):
I was expecting that something like this would work (even though it would probably be slower than other methods):
SELECT b.geoname_id FROM blocks b
WHERE HEX(INET6_ATON('2001:201:ffff:ffff:ffff:ffff:ffff:ffff')) BETWEEN HEX(b.network_start_ip) AND HEX(b.network_last_ip)
那么,我想念什么?另外,什么是存储ipv6地址(范围)的最佳方法?
So, what am I missing? Also, what is the best way to store ipv6 addresses (ranges)
谢谢
推荐答案
这是我的工作方式:
- 创建了另一个具有相同列的表,但是
network_start_ip
和network_last_ip
是VARBINARY(16)
- 使用以下语句填充该表:
INSERT INTO块选择INET6_ATON(b2.network_start_ip),INET6_ATON(b2.network_last_ip),b2.geoname_id FROM blocks_copy b2;
- 然后,要检查IPv6地址是否在范围内,我只需要运行以下查询:
SELECT geoname_id FROM blocks bINET6_ATON('2a01:4ff:ffff:ffff :: ffff')在b.network_start_ip和b.network_last_ip之间
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