[SSSD-users] FW: 1.11.5 ddns failure on Ubuntu 14.04[SOLVED]

steve steve at steve-ss.com
Wed Jun 25 14:07:12 UTC 2014


On Wed, 2014-06-25 at 15:43 +0200, Jakub Hrozek wrote:
> On Wed, Jun 25, 2014 at 09:34:25AM -0400, Simo Sorce wrote:
> > On Wed, 2014-06-25 at 09:30 +0000, Longina Przybyszewska wrote:
> > > With correct domain ;)...
> > > 
> > > >By default, we contact the server we establish the LDAP connection with. I’m sorry, I got a bit lost in the thread — what was >the difference between the right server and the wrong server in your setup.
> > > 
> > > In our case,  DNS server is not LDAP - it is separate win DNS serer.
> > > There is also split DNS server resolving all in/out requests from intern clients.
> > > This one is known for resolver on all clients, but can't be used for dyndns updates. 
> > > 
> > > >In general, SSSD tries to do as little as possible and we try to let nsupdate do its job right..
> > > 
> > > 
> > > But sssd supplies data for update record for nsupdate, right?
> > 
> > Please open a bug against sssd.
> 
> Please don't (yet).
> 
> > 
> > For some reason the server name is being forcibly served top nsupdate
> > and that shouldn't be the case, passing a "server" option should be only
> > a fallback case.
> 
> It is only a fallback, the way I read the code. I haven't seen the full
> domain logs, so I can't tell if the sssd falls back to trying the server
> or tries the server right away (which would be a bug).
> 
> > 
> > Nsupdate should be let the ability to discover the correct server by
> > querying the DNS and picking the available authoritative server.
> > 
> > Feel free to quote the above ion the ticket. It is definitely a bug in
> > sssd.
> 
> No, it's not.

But if we already know the answer for which DNS server to use, surely
sssd should not override what has been set locally at /etc/resolv.conf
should it? If you must pass the server name then choose the one which
has already been given, not the one which you've found via SRVs.
Just our €0,02 
Steve




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