is an Apache 2.4 module that uses BGP routing data to do lookups of the autonomous system (AS) number, and the network prefix, that an IP address is contained in.
| intro.rst (mod_asn-1.6) | : | intro.rst (mod_asn-1.7) |
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| skipping to change at line 74 | | skipping to change at line 74 |
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| processing handler inside Apache. For usage outside of Apache, a small | | processing handler inside Apache. For usage outside of Apache, a small |
| libpq-based standalone daemon could be written that queries the database. | | libpq-based standalone daemon could be written that queries the database. |
| Alternatively, a small handler could be written for mod_asn that does nothing | | Alternatively, a small handler could be written for mod_asn that does nothing |
| than read an IP address from a request body (or URL) and return the result | | than read an IP address from a request body (or URL) and return the result |
| (effectively implementing such a specialized server within Apache). | | (effectively implementing such a specialized server within Apache). |
| | |
| One argument for the ip4r data type in PostgreSQL is that it is IPv6-ready. | | One argument for the ip4r data type in PostgreSQL is that it is IPv6-ready. |
| Some IPv6 autonomous systems already exist (about 800 as of the beginning of | | Some IPv6 autonomous systems already exist (about 800 as of the beginning of |
| 2009). | | 2009). |
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|
| | *Update June 2015*: There are ~9747 IPv6 ASs (mapped to ~24000 prefixes). ip4r |
| | fully supports IPv6 since version 2.x, and is currently rolled out. mod_asn |
| | uses this capability from version 1.7 on. |
| | |
| Usage with :term:`MirrorBrain` | | Usage with :term:`MirrorBrain` |
| -------------------------------- | | -------------------------------- |
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| mod_asn can support mod_mirrorbrain (see http://mirrorbrain.org). | | mod_asn can support mod_mirrorbrain (see http://mirrorbrain.org). |
| mod_mirrorbrain can use the data (set in the subprocess environment) for its | | mod_mirrorbrain can use the data (set in the subprocess environment) for its |
| mirror selection algorithm. | | mirror selection algorithm. |
| | |
| The ``mb`` tool that comes with MirrorBrain provide means to query the database:
: | | The ``mb`` tool that comes with MirrorBrain provide means to query the database:
: |
| | |
| # mb iplookup mirror.susestudio.com | | # mb iplookup mirror.susestudio.com |
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