[Freeipa-users] UPN suffixes in AD trust

Sumit Bose sbose at redhat.com
Thu Jun 25 15:44:26 UTC 2015


On Thu, Jun 25, 2015 at 04:29:37PM +0200, Giorgio Biacchi wrote:
> On 06/25/2015 02:10 PM, Sumit Bose wrote:
> > On Thu, Jun 25, 2015 at 01:06:22PM +0200, Giorgio Biacchi wrote:
> >> On 06/25/2015 12:56 PM, Sumit Bose wrote:
> >>> On Thu, Jun 25, 2015 at 12:22:16PM +0200, Giorgio Biacchi wrote:
> >>>> On 06/24/2015 06:45 PM, Sumit Bose wrote:
> >>>>> On Wed, Jun 24, 2015 at 05:11:07PM +0200, Giorgio Biacchi wrote:
> >>>>>> Hi everybody,
> >>>>>> I established a bidirectional trust between an IPA server (version 4.1.0 on
> >>>>>> CentOS 7.1), ipa.mydomain.local and an AD (Windows 2012 r2), mydomain.local.
> >>>>>> Everything is working fine, and I'm able to authenticate and logon on a linux
> >>>>>> host joined to IPA server using AD credentials (username at mydomain.local).
> >>>>>> But active directory is configured with two more UPN suffixes (otherdomain.com
> >>>>>> and sub.otherdomain.com), and I cannot logon with credentials using alternative
> >>>>>> UPN (example: john.doe at otherdomain.com).
> >>>>>>
> >>>>>> How can I make this possible? Another trust (ipa trust-add) with the same AD?
> >>>>>> Manual configuration of krb5 and/or sssd?
> >>>>>
> >>>>> Have you tried to login to an IPA client or the server? Please try with
> >>>>> an IPA server first. If this does not work it would be nice if you can
> >>>>> send the SSSD log files from the IPA server which are generated during
> >>>>> the logon attempt. Please call 'sss_cache -E' before to invalidate all
> >>>>> cached entries so that the logs will contain all needed calls to AD.
> >>>>>
> >>>>> Using UPN suffixes were added to the AD provider some time ago and the
> >>>>> code is available in the IPA provider as well, but I guess no one has
> >>>>> actually tried this before.
> >>>>>
> >>>>> bye,
> >>>>> Sumit
> >>>>
> >>>> First of all let me say that i feel like I'm missing some config somewhere..
> >>>> Changes tried in krb5.conf to support UPN suffixes didn't helped.
> >>>> I can only access the server vi ssh so I've attached the logs for a successful
> >>>> login for account1 at mydomain.local and an unsuccessful login for
> >>>> account2 at otherdomain.com done via ssh.
> >>>>
> >>>> Bye and thanks for your help
> >>>>
> >>>
> >>> It looks like the request is not properly propagated to sub-domains (the
> >>> trusted AD domain) but only send to the IPA domain.
> >>>
> >>> Would it be possible for you to run a test build of SSSD which might fix
> >>> this? If yes, which version of SSSD are you currently using? Then I can
> >>> prepare a test build with the patch on top of this version.
> >>>
> >>> bye,
> >>> Sumit
> >>>
> >>
> >> Hi,
> >> I'm using sssd 1.12.2 (sssd --version) on CentOS 7.1.1503 and I'm available for
> >> any test.
> >>
> >> Here's the packages version for sssd:
> >>
> >> sssd-common-1.12.2-58.el7_1.6.x86_64
> >> sssd-krb5-1.12.2-58.el7_1.6.x86_64
> >> python-sssdconfig-1.12.2-58.el7_1.6.noarch
> >> sssd-krb5-common-1.12.2-58.el7_1.6.x86_64
> >> sssd-ipa-1.12.2-58.el7_1.6.x86_64
> >> sssd-1.12.2-58.el7_1.6.x86_64
> >> sssd-libwbclient-1.12.2-58.el7_1.6.x86_64
> >> sssd-ad-1.12.2-58.el7_1.6.x86_64
> >> sssd-ldap-1.12.2-58.el7_1.6.x86_64
> >> sssd-common-pac-1.12.2-58.el7_1.6.x86_64
> >> sssd-proxy-1.12.2-58.el7_1.6.x86_64
> >> sssd-client-1.12.2-58.el7_1.6.x86_64
> > 
> > Please try the packages at
> > http://koji.fedoraproject.org/koji/taskinfo?taskID=10210844 .
> > 
> > bye,
> > Sumit
> 
> Hi,
> I've installed the new RPMs, now if I run on the server:
> 
> id account1 at mydomain.local
> id account2 at otherdomain.com
> id account2 at sub.otherdomain.com
> 
> all the users are found but I'm still unable to log in via ssh with the accounts
> @otherdomain.com and @sub.otherdomain.com.
> 
> In attachment the logs for unsuccessful login for user account2 at otherdomain.com.

Bother, I forgot to add the fix to the pam responder as well, please try
new packages from
http://koji.fedoraproject.org/koji/taskinfo?taskID=10212212 .

bye,
Sumit

> 
> Bye
> -- 
> gb
> 
> PGP Key: http://pgp.mit.edu/
> Primary key fingerprint: C510 0765 943E EBED A4F2 69D3 16CC DC90 B9CB 0F34




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