[et-mgmt-tools] Service discovery for cobbler and koan with Avahi

Peter Wright wright at imageworks.com
Mon Aug 20 19:12:39 UTC 2007


David Lutterkort wrote:
>
> On Fri, 2007-08-17 at 13:53 -0400, Michael DeHaan wrote:
> > How does this work?
> >
> >     Cobblerd will detect the presence of avahi-tools when it starts up,
> > and will publish the service.
> >
> >     With koan, we specify --server=DISCOVER to tell koan it needs to
> > probe for a cobbler server.
> >
> > For instance, the following command works regardless of where you are:
> >   
> >     koan --server=DISCOVER --list-profiles
>
> Cool .. how about the following behavior: when koan is started without
> --server, it first tries to look up a host named 'cobbler' and uses that
> as the cobblerd; if no such host exists, try to discover using avahi; if
> that fails tell the user they are dumb and need to give na explicit
> server with --server ?
>
please do not put any hard coded hostnames in the koan code base.  two 
immediate problems crop to mind:

1) a host named cobbler already exists and does not run cobblerd
2) the system becomes coupled to a working DNS system


-p



-- 
Peter Wright
Systems Administrator
Sony Pictures Imageworks
wright at imageworks.com
www.imageworks.com





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