[Samba] Winbind idmap partially fails to load attributes with 4.6.7 (Ubuntu 17.10)

Rowland Penny rpenny at samba.org
Sun Feb 18 09:42:54 UTC 2018

On Sun, 18 Feb 2018 02:00:35 +0300
Andrey Repin via samba <samba at lists.samba.org> wrote:

> Greetings, All!
> I'm stumbled upon an event I can't understand. Rolled out a new
> Ubuntu 17.10 box in preparation for eventual 18.04 launch and… it
> just does not fly.
> Here's a brief and apparent summary of the problem:
> $ smbd -V; getent passwd anrdaemon
> Version 4.3.11-Ubuntu (14.04, 16.04)
> anrdaemon:*:10000:10001:Andrey
> Repin,,,,umask=0027:/home/anrdaemon:/bin/bash
> Version 4.6.7-Ubuntu (17.10)
> anrdaemon:*:10000:10001::/home/DARKDRAGON/anrdaemon:/bin/false
> The data retrieved by 4.3.11 client is correct as written in AD.
> On 4.6.7, only UID:GID is correct. The rest comes from local template.
> Both hosts are setup from the same script, with same set of related
> packages, with identical set of related configuration files (in fact,
> they were sourced from fame templates for this test)
> Related installed modules: libnss-winbind, libpam-krb5.
> nsswitch.conf and krb5.conf are exactly the same.
> Here's a comprehensive run through the smb.conf on two hosts (thanks
> to GitHub):
> https://gist.github.com/AnrDaemon/d559668017220fabbba37528855e75f5/revisions
> On all hosts I'm able to retrieve at least partial information, which
> means NSS somehow works, and I'm able to authenticate, making PAM
> working too. Of course, I get booted from 17.10 box due to wrong
> shell.
> Any ideas?

Yes, don't post the output of 'testparm -v', just post the output of
'testparm'. Also don't post a 'diff', post two separate smb.conf files,
better still post them into a post here.

I refuse to try and wade through all those parameters, when most of
them are DEFAULT settings.


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