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Re: [Samba] [samba] Member server winbind issue




On Sun, 23 Jul 2017 12:03:03 +0200
mathias dufresne via samba <samba@xxxxxxxxxxxxxxx> wrote:

> 2017-07-23 11:59 GMT+02:00 mathias dufresne <infractory@xxxxxxxxx>:
> 
> >
> >
> > 2017-07-23 11:23 GMT+02:00 Andrew Bartlett <abartlet@xxxxxxxxx>:
> >
> >> On Sun, 2017-07-23 at 11:10 +0200, mathias dufresne via samba
> >> wrote:
> >> > Hi all,
> >> >
> >> > Thank you both for your replies. I did tried both options
> >> > (removing both keytab related lines as proposed by Andrew then
> >> > using both lines
> >> proposed
> >> > by Rowland) without success.
> >>
> >> Just because it didn't work doesn't mean just put it back.
> >>
> >> I'm not going to help you any more until you can confirm you have
> >> an smb.conf like:
> >>
> >> https://wiki.samba.org/index.php/Setting_up_Samba_as_a_Domai
> >> n_Member#Setting_up_a_Basic_smb.conf_File
> >>
> >> and joined the domain with:
> >>
> >> https://wiki.samba.org/index.php/Setting_up_Samba_as_a_Domai
> >> n_Member#Joining_the_Domain
> >>
> >> Please follow that HOWTO, try not to be fancy, special or different
> >> until you have it working.
> >>
> >
> > That's the whole point, I don't see what I'm doing wrong (except
> > re-inserting keytab lines).
> >
> > The whole smb.conf is the following:
> > --------------------------------------------------
> > [global]
> >         security = ADS
> >         workgroup = AD
> >         realm = AD.DOMAIN.TLD
> >
> >         log file = /var/log/samba/%m.log
> >         log level = 1
> >
> >         # Default ID mapping configuration for local BUILTIN
> > accounts # and groups on a domain member. The default (*) domain:
> >         # - must not overlap with any domain ID mapping
> > configuration! # - must use a read-write-enabled back end, such as
> > tdb. # - Adding just this is not enough
> >         # - You must set a DOMAIN backend configuration, see below
> >         idmap config * : backend = tdb
> >         idmap config * : range = 3000-7999
> >
> >         winbind nss info = rfc2307
> >
> >         # idmap config for the AD domain
> >         idmap config AD:backend = ad
> >         idmap config AD:schema_mode = rfc2307
> >         idmap config AD:range = 8000-99999999
> > --------------------------------------------------
> >
> > It was obtained with copy paste from first given link, modifying
> > ranges and domain names. I didn't added user mapping as it is
> > mentioned to be optional.
> >
> > The join is the following, using kerberos as authentication method
> > (which works well and, I hope, should not be considered as too much
> > fancy), after I left the domain:
> >
> > smbsrv:/etc/samba# net ads leave -k
> > Deleted account for 'SMBSRV' in realm 'AD.DOMAIN.TLD'
> > smbsrv:/etc/samba# net ads join -k
> > Using short domain name -- AD
> > Joined 'SMBSRV' to dns domain 'ad.domain.tld'
> >
> > And here the behavior is the same: wbinfo -n and -S are working, -i
> > is not working.
> >
> > I've got no more logs generated in log.winbindd which is normal as I
> > removed log level.
> >
> > And I still don't understand what I do wrong :/
> >
> 
> I forget to mentioned how is configured the testuser, so here it is:
> dc02:~# ldbsearch -H $sam samaccountname=testuser uidNumber gidNumber
> loginShell unixHomeDirectory primaryGroupID uid msSFU30Name
> msSFU30NisDomain # record 1
> dn: CN=test user,OU=Personnes,DC=ad,DC=domain,DC=tld
> primaryGroupID: 513
> msSFU30NisDomain: ad
> uidNumber: 10000001
> loginShell: /bin/bash
> unixHomeDirectory: /home/testuser
> gidNumber: 20000100
> msSFU30Name: testuser
> uid: testuser

What version of Samba are you using on the member server, if you
are using a version >= 4.6.0, then your smb.conf is now wrong.

Does a group in AD have the gidNumber '20000100' ?

Rowland



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