Re: [Samba] Rejecting auth request from client error after power outage

2006-08-15 Thread Mark

Jeremy Allison wrote:

On Mon, Aug 14, 2006 at 10:06:49PM -0500, Mark wrote:
  
 _net_auth2: creds_server_check failed. Rejecting auth request from 
client FLUENT02 machine account FLUENT02$



That looks like a problem with machine account verification.
Can you try rebooting a client and seeing it it gets it back
in sync ?

  

Fedora Core 4
Samba 3.0.23b using tdbsam



What backend filesystem are you using the the tdbsam files ?

Jeremy.

  
How many of the  files, for example, in /var/lib/samba are critical to 
operation? I assume most but I figure that files like wins.dat and 
wins.tdb aren't maybe that important and get regenerated if necessary. 
Just thinking that maybe there was something cached from before the 
crash that might have caused the problem. But I did reboot several 
times, restarted services and  I overwrote everything in both /etc/samba 
and /var/lib/samba from backup so I figured it would have put everything 
back the way it was the previous day. And I didn't mention it earlier 
but none of the XP clients crashed as they were off at the time, just to 
rule out corruption on the Windows clients. Although they've been known 
to get corrupted just sitting there.

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[Samba] Rejecting auth request from client error after power outage

2006-08-14 Thread Mark
We had a power failure in our small test lab and the samba server 
crashed after the UPS shutdown procedure didn't work quite like it was 
supposed to. Upon reboot, the services started fine but none of our 3 XP 
test machines were able to login to the Samba PDC. The Samba logs showed 
the following...


 _net_auth2: creds_server_check failed. Rejecting auth request from 
client FLUENT02 machine account FLUENT02$


No problems at all in the previous 6 months with the same setup other 
than an older samba version, even surviving a few power outages along 
the way.


Since this is a testing setup I tried restoring all the samba files in 
/etc/samba and /var/lib/samba from last night when everything was 
working and then restarting the services but we still couldn't login. 
Finally just removed and readded the machines to the domain.


Is there something obvious that I missed? I would have thought that 
restoring the files would have worked but no luck unless I missed a 
critical file or something. Like I said, this is a testing/staging area 
so it was no big deal but I'd like to find out if there's an easier way 
than readding all the machines in case it happens to our production 
server. We're a pretty small shop with only 23 client machines but I do 
the admin stuff plus my engineering duties so I try to be prepared as 
best I can for disaster but apparently I failed this time! And I will 
test the UPS shutdown procedure so hopefully this won't happen again.


Fedora Core 4
Samba 3.0.23b using tdbsam

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Re: [Samba] Rejecting auth request from client error after power outage

2006-08-14 Thread Jeremy Allison
On Mon, Aug 14, 2006 at 10:06:49PM -0500, Mark wrote:
 
  _net_auth2: creds_server_check failed. Rejecting auth request from 
 client FLUENT02 machine account FLUENT02$

That looks like a problem with machine account verification.
Can you try rebooting a client and seeing it it gets it back
in sync ?

 Fedora Core 4
 Samba 3.0.23b using tdbsam

What backend filesystem are you using the the tdbsam files ?

Jeremy.
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