Nice new logging feature

Petr Menšík pemensik at redhat.com
Mon Dec 20 16:32:33 UTC 2021


Hi Borja,

In fact there is ancient patch [1] still applied to Fedora builds, which
hides some lame servers warnings. It makes some lame servers category
logs as debug only, shown only when -d 1 option is used.

I was thinking about removing this change some time ago and replace it
with just configuration snippet dropping lame servers message if needed.
But no one complained for years. If you think those messages should be
available, please fill bug on Red Hat Bugzilla [2], bind component.

I have minimized changes to BIND done for Fedora, but this one remained
due lack of feedback. I think configuration example to hide lame servers
messages might be more appropriate, because it would allow changes
without recompilation, just with simple configuration change. Current
builds cannot enable without debug level 1 I am afraid.

Cheers,
Petr

1.
https://src.fedoraproject.org/rpms/bind/blob/rawhide/f/bind97-rh645544.patch
2. https://bugzilla.redhat.com/enter_bug.cgi?product=Fedora

On 12/16/21 13:15, Reindl Harald wrote:
>
>
> Am 16.12.21 um 10:02 schrieb Borja Marcos:
>>
>> Hi,
>>
>> I am trying 9.17 at home and I just noticed a very useful new
>> lame-servers log message:
>>
>> 2021-12-16T08:08:20.505Z lame-servers: timed out resolving
>> ’stupiddomain.com/ANY/IN': X.Y.Z.T#53
>>
>> I haven’t seen this on 9.16. Are there any plans to include it? 
>
> bind-9.16.23-1.fc34.x86_64
>
> 16-Dec-2021 13:08:10.598 lame-servers: connection refused resolving
> 'ns2.serverion.eu/A/IN': 94.228.210.122#53
> 16-Dec-2021 13:11:29.269 lame-servers: host unreachable resolving
> '250.84.141.45.in-addr.arpa/PTR/IN': 45.79.19.196#53
> 16-Dec-2021 13:11:31.804 lame-servers: host unreachable resolving
> '250.84.141.45.in-addr.arpa/PTR/IN': 96.126.123.244#53
> 16-Dec-2021 13:12:10.567 lame-servers: host unreachable resolving
> '166.84.141.45.in-addr.arpa/PTR/IN': 198.58.118.167#53
> 16-Dec-2021 13:12:13.903 lame-servers: host unreachable resolving
> '166.84.141.45.in-addr.arpa/PTR/IN': 45.33.18.44#53
> 16-Dec-2021 13:12:14.034 lame-servers: host unreachable resolving
> '166.84.141.45.in-addr.arpa/PTR/IN': 45.33.2.79#53
> 16-Dec-2021 13:12:15.773 lame-servers: host unreachable resolving
> '166.84.141.45.in-addr.arpa/PTR/IN': 45.33.23.183#53
> 16-Dec-2021 13:12:15.938 lame-servers: host unreachable resolving
> '166.84.141.45.in-addr.arpa/PTR/IN': 96.126.123.244#53
> 16-Dec-2021 13:12:46.937 lame-servers: connection refused resolving
> 'mx4.itronic.at/A/IN': 85.124.85.125#53
> 16-Dec-2021 13:13:41.202 lame-servers: host unreachable resolving
> '70.84.141.45.in-addr.arpa/PTR/IN': 72.14.185.43#53
> 16-Dec-2021 13:13:45.334 lame-servers: host unreachable resolving
> '70.84.141.45.in-addr.arpa/PTR/IN': 45.33.2.79#53
> 16-Dec-2021 13:13:46.953 lame-servers: REFUSED unexpected RCODE
> resolving '_.93.226.171.in-addr.arpa/A/IN': 203.113.131.1#53
> 16-Dec-2021 13:13:47.315 lame-servers: FORMERR resolving
> '_.93.226.171.in-addr.arpa/A/IN': 203.113.188.2#53
> 16-Dec-2021 13:13:47.601 lame-servers: REFUSED unexpected RCODE
> resolving '110.93.226.171.in-addr.arpa/PTR/IN': 203.113.131.1#53
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-- 
Petr Menšík
Software Engineer
Red Hat, http://www.redhat.com/
email: pemensik at redhat.com
PGP: DFCF908DB7C87E8E529925BC4931CA5B6C9FC5CB



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