HOSTNAME in nfsroot boot is FQDN

[Justin Cattle]

Actually, I just found that HOSTNAME is not in /tmp/fai/boot.log

That is strange, as I can see it's configured on the dhcp server, and the
dhcp server hasn't changed.
The only change is a FAI 5 nfsroot.




Cheers,
Just

On 8 June 2017 at 10:40, Justin Cattle <j at ocado.com> wrote:

> Hi,
>
>
> I've been testing migrating to fai 5 from 4.
> I'm currently using fai-5.3.6, on Ubuntu xenial, but with a Debian stretch
> nfsroot [ due to lack of dracut support in ubuntu ].
>
> When I build a host, the boot all works ok and the build process starts
> fine.
> However, the hostname of the instance is somehow getting set to the FQDN.
>
> It sounds like a small problem, but has a knock on effect on some of our
> custom class assignment scripts.
>
> I know that dhcp is sending the correct host-name.
>
>
> It looks like FAI set's the HOSTNAME variable from this script passed from
> dhclient:
>
> root      1531  0.0  0.0  21484  1076 ?        Ss   10:21   0:00 dhclient
> -lf /dev/null -cf /usr/share/fai/dhclient-fai.conf -sf
> /usr/share/fai/dhclient-fai-script eth0
>
>
> Am I right in thinking that?
>
> Any ideas on how I can fix or debug this so HOSTNAME is set to the
> host-name requested from DHCP?
>
> It's not even obvious to me where the dhcp config for fai that calls that
> script is set.
>
>
> Any help or info is greatly appreciated.
> Thanks!
>
>
>
> Cheers,
> Just
>

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