static network configuration ask
Michael DeHaan
mdehaan at redhat.com
Fri Aug 31 15:33:10 UTC 2007
Kit Stube wrote:
> As long as we don't have to enter a mac address it sounds good to
> me. The problem with mac addresses is that our servers boot so fast
> it's hard to catch the config menu as it flies by. We're normally
> looking at them through an ASM or IpKVM of some type which just makes
> it harder..... Our build process is already obnoxious enough
> already. I'll look into that further after I get this first batch
> of servers delivered to the poor folks who are waiting on me right
> now. :-( Thanks.
>
Cool, FWIW you can usually get the MAC from the BIOS ... or be really
clever and make a default kickstart profile that does a minimal install
with the sole purpose
of emailing you the mac addresses for easier future maintaince :)
Lots of fun can be had...
> Kit
>
>
>
> On 8/30/07, *Michael DeHaan* <mdehaan at redhat.com
> <mailto:mdehaan at redhat.com>> wrote:
>
> Kit Stube wrote:
> > Cobbler looks cool. Kinda like a front end for pxelinux and isc
> > dhcpd? The problem we have is we don't want to have to look up the
> > mac address for a host in order to configure it. Cobbler seems to
> > rely on that.
>
> Nah, you don't :) At least not in newer versions ...
>
> Starting with 0.6.x (0.6.1 is out today -- I recommend installing
> that),
> you can name a system anything arbitrarily. If you know the MAC
> address, it helps to use that so we can assign a specific kickstart --
> you can also use the ip if you know that instead. Otherwise you can
> pick a specific profile and just assign that to be the "default"
> for all
> PXE booting systems. You can also use it to create a PXE menu, so you
> can walk up to a machine while it's booting, type "menu", and pick
> what
> you want.
>
> >
> > Currently we have our dhcp server on an install network dump anyone
> > that netboots on that network to a default pxelinux menu. That
> > default menu allows a person to chose an os to install. Chosing one
> > kicks them into one of several different default kickstart
> files. If
> > I could get kickstart to ask for static network information like it
> > would if I was installing from CD, I would be done.
>
> I should have read further before typing. Yeah, we can do that :)
>
> The MAC address way of assigning the static info works really really
> well though, if you can start doing it. I like kickstarts to be fully
> interactive because I can start them and not have to baby-sit. Plus
> mapping a system to a new profile is as easy as:
>
> cobbler edit --name=<MAC> --profile=<newprofile>
>
> --Michael
>
>
> >
> >
> > On 8/30/07, *Riggs, Ben* <rigg0022 at umn.edu
> <mailto:rigg0022 at umn.edu> <mailto:rigg0022 at umn.edu
> <mailto:rigg0022 at umn.edu>>>
> > wrote:
> >
> > Check out http://cobbler.et.redhat.com It's made our life here
> > tons easier.
> >
> > Ben
> >
> > Kit Stube wrote:
> > > Is there an option that will allow me to automate
> everything in
> > > kickstart except just the network portion so that I can
> have the
> > same
> > > kickstart config for a bunch of clustered hosts but input the
> > network
> > > information myself?
> > >
> > > The reason I ask is because I would like to automate a lot
> of other
> > > stuff in %post or on first boot but need networking to be
> set up
> > > properly by the time that stuff runs or it will screw all of
> > that up.
> > >
> > > Thanks in advance
> > > Kit Stube
> > >
> > >
> > >
> >
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