Selftest environment interdependency graph

Andrew Bartlett abartlet at
Mon Jan 8 09:52:08 UTC 2018

On Mon, 2018-01-08 at 10:30 +0100, Ralph Böhme wrote:
> I just ran into a similar issue in the nt4_member environment: setup uses net
> join, not net rpc join, so the the join when attempted with ADS fails which
> triggers creating of a record for the DCs *IP* in the negative conncection
> cache.
> This caused interesting, timing dependent failure modes later in
> winbindd. There, some codepatch check the negative connection cache with the
> server name (init_dc_connection), others use the the IP
> (check_domain_online_handler).
> Attached patch fixed the issue for me by using net rpc join in the selftest
> setup. Please review & push if happy.


Reviewed-by: Andrew Bartlett <abartlet at>


Andrew Bartlett

Andrew Bartlett             
Authentication Developer, Samba Team
Samba Developer, Catalyst IT

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