Re: Problem with Bind 9.5.0 with AXFR

And just for information, downgrading to bind 9.4.2 resolved this
problem, however given the current problems, it would probably be better
to have this fixed with bind 9.5.0.


Best regards,
Mark


Le mercredi 09 juillet 2008 à 12:36 +0200, Mark a écrit :
> Hello,
> 
> I installed dlz on my bind installation, and created a sample zone
> "example.com".
> 
> I configured a SOA, a NS record and a single "A" record, and tried to
> run a AXFR on the zone to see the result.
> 
> Shigoto ~ # dig example.com @localhost axfr
> ;; communications error to 127.0.0.1#53: end of file 
> ;; Connection to 127.0.0.1#53(127.0.0.1) for example.com failed:
> connection refused. 
> ;; Connection to ::1#53(::1) for example.com failed: connection refused.
> 
> Normal queries works just fine.
> 
> After checking I found that bind stopped, with the following message in
> system log:
> 
> Jul 9 12:03:17 Shigoto named[9475]: zone.c:2514: REQUIRE((((source) !=
> ((void *)0)) && (((const isc__magic_t *)(source))->magic == ((('Z') <<
> 24 | ('O') << 16 | ('N') << 8 | ('E')))))) failed
> 
> mysql> select zone, host, ttl, type, data from dns_records;
> +-------------+------+-------+------+------------------+ 
> | zone        | host | ttl   | type | data             |
> +-------------+------+-------+------+------------------+ 
> | example.com | @    | 86400 | SOA  | ns1.example.com. | 
> | example.com | @    | 86400 | NS   | localhost.       | 
> | example.com | @    | 86400 | A    | 127.0.0.1        |
> +-------------+------+-------+------+------------------+
> 
> (other SOA fields are filled correctly).
> 
> dlz config:
> 
> dlz "MySQL" {
>   database "mysql
>   {host=127.0.0.1 dbname=* user=* pass=*}
>   {select zone FROM dns_records where zone = '%zone%' limit 1}
>   {select ttl, type, mx_priority, case when lower(type)='txt' then
> concat('\"', data, '\"') when lower(type) = 'soa' then concat_ws(' ',
> data, resp_person, serial, refresh, retry, expire, minimum) else data
> end from dns_records where zone = '%zone%' and host = '%record%'}
>   {}
>   {select ttl, type, host, mx_priority, case when lower(type)='txt' then
> concat('\"', data, '\"') else data end, resp_person, serial, refresh,
> retry, expire, minimum from dns_records where zone = '%zone%'}
>   {select `zone` FROM `xfr_table` WHERE `zone` = '%zone%' AND `client` =
> '%client%'}
>   ";
> };
> 
> I checked a few times, tried to look on the mailing list archive, but
> didn't find anything related to bind9's assert failing.
> 
> Any help would be welcome.
> 
> 
> Best regards,
> Mark
> 
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