Re: reposync for CentOS 4

On Sun, 29 Apr 2007, Johnny Hughes wrote:

> On Sat, 2007-04-28 at 18:11 +0200, Dag Wieers wrote:
>> On Sat, 28 Apr 2007, Johnny Hughes wrote:
>>
>>> We had a need for this app on CentOS-4 ... we
want it to do what it
>>> already does in the newer versions.  I would
have thought that the guys
>>> who wrote it would have already done it for the
CentOS-4 version of
>>> python if they were interested in providing it
there too 
>>>
>>> Are you interested in backport type things like
this to yum-utils and
>>> other aps (for older versions)?
>>>
>>> If yes, we are certainly glad to provide that
info.
>>
>> Johnny, why not include CentOS 3 as well ?
>>
>> python 1.5 is definitely too old, but python 2.2
must be within reach.
>
> WRT to our current need, the person who is going to
maintain cobbler for
> CentOS-4 and CentOS-5 asked for this utility (reposync)
in yum-utils for
> CentOS-4 so that the app can work the same in both
versions.
>
> I don't think we are going to provide cobbler for
CentOS-3 ... though we
> are working on a yum-2.4.x for the CentOS-3 centosplus
repo.
>
> We are working out the last remaining technical issue
with yum-2.4 on
> CentOS-3 (that we have found thus far), which is that
yum-2.0 (and
> up2date in C3) sets newly installed kernels to be the
default.  In EL4,
> that is handled by the OS script
"/sbin/new-kernel-pkg" (provided by
> mkinitrd), however in EL3 that functionality was done
instead by
> up2date / yum.  We won't modify how mkinitrd works on
CentOS-3 (that is
> a very important core package and we don't change that
kind of
> functionality from upstream), thus the only ohter
option is to modify
> yum to do it.

That should be doable from a plugin, without touching yum
itself.

 	- Panu -
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On Fri, 2007-05-04 at 22:52 +0300, Panu Matilainen wrote:
> On Sun, 29 Apr 2007, Johnny Hughes wrote:
> > We are working out the last remaining technical
issue with yum-2.4 on
> > CentOS-3 (that we have found thus far), which is
that yum-2.0 (and
> > up2date in C3) sets newly installed kernels to be
the default.  In EL4,
> > that is handled by the OS script
"/sbin/new-kernel-pkg" (provided by
> > mkinitrd), however in EL3 that functionality was
done instead by
> > up2date / yum.  We won't modify how mkinitrd works
on CentOS-3 (that is
> > a very important core package and we don't change
that kind of
> > functionality from upstream), thus the only ohter
option is to modify
> > yum to do it.
> 
> That should be doable from a plugin, without touching
yum itself.

This was initially implemented as a plugin. But we decided
to integrate
this into yum, following the principle of least surprise.
E.g. on
machines with a modified yum configuration (where plugins
are not
enabled), a plugin would modify behavior from what it was
previously.

-- Daniel

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