[Samba] samba-tool dbcheck produces wrong instancetype errors

[Andrew Bartlett]

On Thu, 2013-01-10 at 16:50 +0000, Chris Lewis wrote:
> Hi All,
> 
> I have joined a samba4 instance to en existing W2k8 AD domain as an 
> additional domain controller.
> 
> When I do
> 
> samba-tool dbcheck
> 
> I get (example) :
> 
> ERROR: wrong instanceType 4 on CN=INVIEW-DC2,OU=Domain 
> Controllers,DC=inview,DC=local, should be 0
> Not changing instanceType from 4 to 0 on CN=INVIEW-DC2,OU=Domain 
> Controllers,DC=inview,DC=local
> 
> 
> This happens for  644 out of 655 of the objects in directory. I have 
> attempted to fix one or two less important objects and the error does 
> not appear again.
> 
> Before I go ahead and fix them all, I want to find out whether doing 
> this would have any unwanted ramifications?
> 
> Can anyone explain what causes these errors and if fixing them might 
> break something?

That's a very interesting question.  0 seems the wrong value, if you are
a read-write DC.

I suspect we are getting the domain join stuff wrong, so we then trigger
this incorrectly in dbcheck.

Andrew Bartlett
-- 
Andrew Bartlett                                http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org