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Re: [Samba] Developed an issue with Samba File Server integrated with Samba-AD




On Sat, 30 Jun 2018 21:09:07 +0530
Anantha Raghava via samba <samba@xxxxxxxxxxxxxxx> wrote:

> Hello Rowland,
> > On Sat, 30 Jun 2018 14:51:48 +0530
> > Anantha Raghava via samba <samba@xxxxxxxxxxxxxxx> wrote:
> >
> >> Hi,
> >>
> >> We have been using Samba File Server (Version 4.3.11 Ubuntu 14.04
> >> LTS) for quite sometime now. We recently installed Samba-AD (Samba
> >> AD Version 4.7.6) and made the file server a member of the Domain.
> >> Everything was fine till around 11:15 am yesterday. We just added
> >> one more share folder and gave access to three users and restarted
> >> Samba File Server services
> >> - smbd, nmbd and winbindd - services and we lost the file server.
> >> None of the domain user is able to login to file server and access
> >> their shares. If we access the shares from a non-domain member PC,
> >> shares are accessible.
> >>
> >> File server when accessed asks for user name & password. Once the
> >> user feeds his credentials, the login fails and again the file
> >> server will ask for user credentials. This is really surprising.
> >>
> >> We enabled log level 3 on both samba servers (File & AD Server) and
> >> we see nothing with respect to this error.
> >>
> >> Our smb.conf (samba file server) and Samba-AD (AD-smb.conf) are
> >> attached.
> >>
> >> I am aware that Samba file server is very old and it's time to
> >> upgrade. However, getting it back live is now critical for us.
> >>
> >> Look forward for any guidance.
> >>
> >>
> >> Thanks & Regards,
> >>
> >>
> >> Anantha Raghava
> >>
> >>
> >> Do not print this e-mail unless required. Save Paper & trees.
> >>
> > There doesn't seen to be anything really wrong with the Unix domain
> > member smb.conf, apart from it having a netlogon share (this in my
> > opinion should only be on a PDC or DC). I would leave the domain,
> > remove the netlogon share, remove all Samba .ldb and .tdb files
> > (usually in /var/lib/samba), then rejoin the domain and restart the
> > samba deamons (nmbd, smbd and winbindd), this will recreate all the
> > Samba databases.
> >
> > If this doesn't work, add 'log level = 10' to smb.conf on the Unix
> > domain member and see if anything pops out.
> >
> > I have however noticed this:
> >
> > DC smb.conf:
> >
> >   	realm = XXXX.COM
> > 	workgroup = XXXX
> >
> > [netlogon]
> > 	path = /usr/local/samba/var/locks/sysvol/exza.com/scripts
> >
> > Unix domain member smb.conf:
> >
> >      workgroup = CSAEROTHERM
> >      realm = CSAEROTHERM.COM
> >
> > On the DC, the realm appears to actually be 'exza.com' but on the
> > Unix domain member it is set to 'CSAEROTHERM.COM', these must
> > match, yours don't.
> This is matching. I was just comparing the smb.conf of AD DC on
> exza.com server with that of CSAEROTHERM.COM. Since it was same, I
> just copied smb.conf from exza.com server and attached to the mail.
> 
> I tried the your suggestion. I attempted to leave domain. it resulted
> in:
> 
> root@samba-64:/var/lib/samba# net ads leave -U administrator
> No realm set, are we joined ?
> 
> & If I try to join the domain, it results in :
> 
> root@samba-64:/var/lib/samba# net ads join -U administrator
> Host is not configured as a member server.
> Invalid configuration.  Exiting....
> Failed to join domain: This operation is only allowed for the PDC of
> the domain.
> 
> >
> > Rowland
> >
> Regards,
> 
> Anantha Raghava

I ran your smb.conf through testparm and it found something I missed,
you do not have a [global] section ;-)
You have a [gdlobal] section !

Rowland
 

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