DNS and GENSEC issues when running the samba binary

Eduardo Lima eduardoll at gmail.com
Fri Nov 6 04:30:26 MST 2009


Hi guys,

I'm having exactly the same problem here. Does anyone have any idea of what
might be causing this issue?

It seems to be a missed step during the setup of Samba and Windows but I
can't find out where is the problem.

Thanks.

--
Eduardo Lima
Sent from Campinas, SP, Brazil

2009/11/4 Erick Nascimento <erick.nogueira.nascimento at gmail.com>

> Hi,
>
> After start the following command:
> $ sudo bin/samba -i -M single -d4
>
> I got the errors below periodically.
>
> I have a Windows Server 2008 DC on 143.106.167.147 and the samba DC is on
> 143.106.167.143.
> The AD full domain name is "winserverad.ltc.inovasoft.unicamp.br". I have
> a bind9 server that have a zone for "winserverad.ltc.inovasoft.unicamp.br"
> that forward the requests the w2k8 DNS server.
> Before running the binary, I runned scripting/devel/drs/vampire_ad.sh to
> vampire w2k8 AD.
>
> The name "a7b3d65b-2a90-4786-ad93-cdee0850bff8._
> msdcs.winserverad.ltc.inovasoft.unicamp.br"
> should be resolved to the w2k8 server IP (I can`t resolve this name on my
> Linux box).
> After a restart of the w2k8 server, the GENSEC issues disappeared, but now
> they are appearing again.
> I'm using the git tree with revision number
> 4a4f420481cae5ba82a42d6763d3732defccac24
> (October 15).
>
> Contents of /etc/resolv.conf:
> domain ltc.inovasoft.unicamp.br
> search WINSERVERAD.LTC.INOVASOFT.UNICAMP.BR ltc.inovasoft.unicamp.br
> nameserver 127.0.0.1
>
> The errors:
> [...]
> dreplsrv_periodic_schedule(5) scheduled for: Wed Nov  4 02:18:49 2009 BRST
> Mapped to DCERPC endpoint 135
> added interface ip=143.106.167.143 nmask=255.255.255.224
> added interface ip=127.0.0.1 nmask=255.0.0.0
> dreplsrv_notify_schedule(5) scheduled for: Wed Nov  4 02:18:49 2009 BRST
> dns child failed to find name
> 'a7b3d65b-2a90-4786-ad93-cdee0850bff8._msdcs.winse
> rverad.ltc.inovasoft.unicamp.br' of type A
> dreplsrv_op_pull_source(WERR_BADFILE/NT_STATUS_NO_SUCH_DEVICE) failures[1]
> added interface ip=143.106.167.143 nmask=255.255.255.224
> added interface ip=127.0.0.1 nmask=255.0.0.0
> Could not find GENSEC backend for auth_type=16
> Failed to start GENSEC client mechanism (null): NT_STATUS_INVALID_PARAMETER
> Failed to bind to uuid e3514235-4b06-11d1-ab04-00c04fc2dcd2 -
> NT_STATUS_INVALID_
> PARAMETER
> dreplsrv_op_pull_source(WERR_INVALID_PARAM/NT_STATUS_INVALID_INFO_CLASS)
> failure
> s[1]
> [...]
>
> Are there any additional configuration need to solve that ?
>
> Thanks,
> Erick Nogueira do Nascimento
>
>


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