samba3upgrade and the DNS account

[Adam Tauno Williams]

Quoting Andrew Bartlett <abartlet at samba.org>:
>> On Thu, 2011-11-10 at 10:26 -0500, Adam Tauno Williams wrote:
> Finally, a known issue with upgrades from Samba3 and imports from
> windows via 'net domain join' is that the dns-machine account is not
> created.

Ok, but oddly, it has provisioned this before.  If I revert to a  
previous snapshot my DNS keytab looks like -

barbel:/opt/s4/private # klist  -k dns.keytab -e
Keytab name: WRFILE:dns.keytab
KVNO Principal
----  
--------------------------------------------------------------------------
    1 DNS/micore.us at MICORE.US (DES cbc mode with CRC-32)
    1 DNS/barbel.micore.us at MICORE.US (DES cbc mode with CRC-32)
    1 dns-BARBEL at MICORE.US (DES cbc mode with CRC-32)
    1 DNS/micore.us at MICORE.US (DES cbc mode with RSA-MD5)
    1 DNS/barbel.micore.us at MICORE.US (DES cbc mode with RSA-MD5)
    1 dns-BARBEL at MICORE.US (DES cbc mode with RSA-MD5)
    1 DNS/micore.us at MICORE.US (ArcFour with HMAC/md5)
    1 DNS/barbel.micore.us at MICORE.US (ArcFour with HMAC/md5)
    1 dns-BARBEL at MICORE.US (ArcFour with HMAC/md5)
    1 DNS/micore.us at MICORE.US (AES-128 CTS mode with 96-bit SHA-1 HMAC)
    1 DNS/barbel.micore.us at MICORE.US (AES-128 CTS mode with 96-bit SHA-1 HMAC)
    1 dns-BARBEL at MICORE.US (AES-128 CTS mode with 96-bit SHA-1 HMAC)
    1 DNS/micore.us at MICORE.US (AES-256 CTS mode with 96-bit SHA-1 HMAC)
    1 DNS/barbel.micore.us at MICORE.US (AES-256 CTS mode with 96-bit SHA-1 HMAC)
    1 dns-BARBEL at MICORE.US (AES-256 CTS mode with 96-bit SHA-1 HMAC)