Preupgrading headless remote systems

Wolfgang S. Rupprecht wolfgang.rupprecht at gmail.com
Fri Nov 5 21:40:55 UTC 2010


Robert Myers <rbmyersusa at gmail.com> writes:
> On Fri, Nov 5, 2010 at 8:44 AM, Steve Berg <sberg at mississippi.com> wrote:
>> So far I've had very good luck with preupgrade for 12 to 14 and 13 to 14
>> systems.  There's one annoyance that is causing me some headache.  I have
>> a couple of systems that are headless and remote that I'd like to do a
>> preupgrade on but I can't seem to get things started without some local
>> keyboard interaction.
>>
>> I need let preupgrade and/or anaconda know that it's supposed to use eth0
>> (some systems have more than one NIC).  And I need to specify the language
>> and keyboard layouts from within preupgrade and or the grub entry that
>> launches the upgrade.
>>
>> Currently I run preupgrade and then manually tweak /boot/grub/grub.conf to
>> load the 14 installer automatically with a vnc session waiting for a
>> connection.  But this only happens after I locally tell the system to use
>> English, a US keyboard and (sometimes) eth0.  It's causing me to hold off
>> on upgrading some systems until I can prove that I can get the 14
>> installer to launch all the way into the VNC session being ready with no
>> local interaction necessary.
>>
>
> Maybe I'm missing something:

One some computers preupgraded needs handholding after the first reboot.
In my case 3 of the 6 computer upgradede from f13 to f14 asked me to
acknowledge the network settings.  I might addd that it had guessed the
the settings correctly, it just wanted me to confirm them (eth0, dhcp
for ipv4, and the standard RFC automatic config for ipv6).

-wolfgang
-- 
Wolfgang S. Rupprecht      http://www.wsrcc.com/wolfgang/      (IPv6-only)


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