On 10. 3. 2019 19:59, Tomasz Kłoczko wrote:
> On Thu, 28 Feb 2019 at 14:11, Neal Gompa <ngomp...@gmail.com> wrote:
> [..]
>>> tl;dr dhcp 4.4.1 will not require bind-export-libs and will bring 
>>> dhcp-libs-static with bundled version of libisc/libdns/etc
>>>
>>> As ISC dropped support of single thread build of BIND libraries [1] and 
>>> dhcp requires one we decided to not patch dhcp/bind build scripts anymore 
>>> and ship bundled bind libraries just like upstream (ISC) does it. It will 
>>> allow to update BIND in Fedora to newest version. So dhcp 4.4.1 can be 
>>> expected in rawhide/F31 soon!
>>> I'm aware of FPG recommendation to avoid shipping of bundled libraries due 
>>> to its maintenance cost but maintaining of heavy patched build sctipts and 
>>> inability to ship newer versions are even worse.
>>>
>>> I have not find any application in Fedora repository which link with 
>>> libdhcp/libomapi. Please let me know if you aware of any.
>>>
>> Just add the bundled() Provides if it's building with bundled copies,
>> per the policy:
>> https://docs.fedoraproject.org/en-US/packaging-guidelines/#bundling
> 
> I'm only curious (maybe I do not understand something about this
> issue) .. why dhcpd cannot use standard glibc resolver?
> IIRC glibc libresolve is thread safe (if this issue it is about thread
> safe DNS resolution).
> Can someone explain that topic a bit?
> 
> kloczek
> 

ISC DHCP uses BIND libraries e.g. to support Dynamic DNS updates on 
authoritative DNS server when assigning leases to hosts. I don't think that 
glibc resolver would be anyhow useful in this case.

Regards,
Tomas
-- 
Tomas Hozza
Associate Manager, Software Engineering - EMEA ENG Core Services

PGP: 1D9F3C2D
UTC+1 (CET)
Red Hat Inc.                 http://cz.redhat.com
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