[Samba] Can't use DNS Manager in MMC on Samba 4.12.0

[Billy Bob]

 Is there a better way to do this? Or more to the point, should this "bug" be made private?

    On Sunday, March 15, 2020, 06:08:36 PM CDT, Andrew Bartlett via samba <samba at lists.samba.org> wrote:  
 
 If you can see:

Privacy:     Make attachment and comment private (visible only to
members of the samba-devel group) 

then tick that, otherwise I'll have to make the bug private first and
then lock the attachment and re-publish the bug.. 

On Sun, 2020-03-15 at 23:03 +0000, Alex MacCuish via samba wrote:
> I opened bug 14310 (https://bugzilla.samba.org/show_bug.cgi?id=14310). 
> Are attachments I upload there already restricted or do I have to do 
> that myself?
> 
> Alex
> 
> On 14/03/2020 22:38, Andrew Bartlett via samba wrote:
> > We normally do this via attachments to bugzilla bugs restricted to the
> > samba developers group.  Start by filing a bug about this.
> > 
> > Andrew Bartlett
> > 
> > On Sat, 2020-03-14 at 22:30 +0000, Alex MacCuish via samba wrote:
> > > No worries Andrew. I haven't upgraded all servers yet so it's not urgent!
> > > 
> > > Is there a secure place I can upload my logs for when there's time to
> > > take a look?
> > > 
> > > Cheers
> > > 
> > > Alex
> > > 
> > > On 05/03/2020 23:21, Andrew Bartlett via samba wrote:
> > > > On Wed, 2020-03-04 at 18:07 +0000, Alex MacCuish via samba wrote:
> > > > > On Samba 4.12.0, I receive the error "ndr_pull_uint32:
> > > > > ndr_pull_error(Buffer Size Error): Pull bytes 4
> > > > > (../../librpc/ndr/ndr_basic.c:152) at
> > > > > ../../librpc/ndr/ndr_basic.c:152"
> > > > > when opening the DNS Manager in MMC.
> > > > > 
> > > > > This jumped out at me from the log-level 10 output (I'm happy to
> > > > > send
> > > > > the full logs but would rather do that somewhere more private):
> > > > G'Day Alex,
> > > > 
> > > > I just wanted to say that I've seen your mails and am aware of your
> > > > report but have been dealing with other Samba issues.
> > > > 
> > > > I would say that logs from 'dnsserver' and port 135 not listening are
> > > > mutually exclusive conditions, unless the RPC server has crashed, but
> > > > that should be pretty loud in the logs if so.
> > > > 
> > > > I don't have any more clues or suggestions right now.
> > > > 
> > > > Sorry!
> > > > 
> > > > Andrew Bartlett
> > > > 
> > > > > /dnsserver: Found DNS zone xxx.xxx.xxx//
> > > > > //ndr_pull_uint32: ndr_pull_error(Buffer Size Error): Pull bytes 4
> > > > > (../../librpc/ndr/ndr_basic.c:152) at
> > > > > ../../librpc/ndr/ndr_basic.c:152//
> > > > > //    DnssrvComplexOperation2: struct DnssrvComplexOperation2//
> > > > > //        out: struct DnssrvComplexOperation2//
> > > > > //            pdwTypeOut              : *//
> > > > > //                pdwTypeOut              : DNSSRV_TYPEID_NULL (0)//
> > > > > //            ppDataOut                : *//
> > > > > //                ppDataOut                : union
> > > > > DNSSRV_RPC_UNION(case
> > > > > 0)//
> > > > > //                Null                    : NULL//
> > > > > //            result                  :
> > > > > WERR_DNS_ERROR_DS_UNAVAILABLE//
> > > > > //Sealed 16 bytes, and got 76 bytes header/signature.//
> > > > > //dcerpc_pull_auth_trailer: auth_pad_length 0//
> > > > > //Unsealed 112 bytes, with 76 bytes header/signature.//
> > > > > //    DnssrvComplexOperation2: struct DnssrvComplexOperation2//
> > > > > //        in: struct DnssrvComplexOperation2//
> > > > > //            dwClientVersion          : DNS_CLIENT_VERSION_LONGHORN
> > > > > (458752)//
> > > > > //            dwSettingFlags          : 0x00000000 (0)//
> > > > > //            pwszServerName          : *//
> > > > > //                pwszServerName          : 'xxx.xxx.xxx.xxx'//
> > > > > //            pszZone                  : NULL//
> > > > > //            pszOperation            : *//
> > > > > //                pszOperation            : 'EnumZones'//
> > > > > //            dwTypeIn                : DNSSRV_TYPEID_DWORD (1)//
> > > > > //            pDataIn                  : union DNSSRV_RPC_UNION(case
> > > > > 1)//
> > > > > //            Dword                    : 0x00000013 (19)/
> > > > > 
> > > > > 
> > > > > I'm thinking the DNS RPC server isn't running:
> > > > > 
> > > > > samba-tool dns serverinfo dc01:
> > > > > 
> > > > > /Failed to connect host xxx.xxx.xxx.xxx on port 135 -
> > > > > NT_STATUS_CONNECTION_REFUSED/
> > > > > 
> > > > > /Failed to connect host xxx.xxx.xxx.xxx (dc01) on port 135 -
> > > > > NT_STATUS_CONNECTION_REFUSED./
> > > > > 
> > > > > /ERROR: Connecting to DNS RPC server dc01 failed with (3221226038,
> > > > > 'The
> > > > > transport-connection attempt was refused by the remote system.')/
> > > > > 
> > > > > Anyone have any ideas on how I can get the DNS RPC server up and
> > > > > running
> > > > > again? I notice also in the bind9 logs that it prints the normal
> > > > > "found
> > > > > zone xxx" message but doesn't list all my zones. I have also opened
> > > > > a
> > > > > bug (14310)
> > > > > 
-- 
Andrew Bartlett                      http://samba.org/~abartlet/
Authentication Developer, Samba Team  http://samba.org
Samba Developer, Catalyst IT          http://catalyst.net.nz/services/samba



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