[Openstack] Keystone w/ LDAP identity

Adam Young ayoung at redhat.com
Thu May 1 23:48:20 UTC 2014

On 05/01/2014 06:17 PM, Lillie Ross-CDSR11 wrote:
> I've been playing with using LDAP authentication (identity) and SQL 
> authorization (assignment) within Keystone in the current devstack 
> release running in a single VM.
> The problem with this setup, as I understand it, is the need to have 
> LDAP entries for each service user (i.e. nova, glance, etc.).  In our 
> environment, this isn't possible as our corporate LDAP directory is 
> solely for employee records.  While I could work around this issue by 
> running each service under a known LDAP employee record - this seems 
> rather a kludge to me.
> My question is, and admittedly I'm not well versed in directory 
> federation, is this an issue that could be resolved once directory 
> federation is stable in the next Openstack release? Where, for 
> instance, all of the openstack service accounts could remain in a 
> separate directory service controlled solely by the cloud owner/admin, 
> while user's could then be authenticated via the corporate employee 
> LDAP database?
> We'd love to use LDAP to authenticate cloud user's, but with the need 
> to also authenticate openstack services against the same LDAP backend 
> makes the use of LDAP unviable in our environment.
We have no solution for that under Icehouse.  This topic is one of the 
high priorities for the Keytone team at the Icehouse summit.

> This has probably been discussed previously, but any insight would be 
> helpful.
> Thanks and regards,
> Ross
> --
> Ross Lillie
> Distinguished Member of Technical Staff
> Motorola Solutions, Inc.
> motorolasolutions.com <http://motorolasolutions.com>
> O: +1.847.576.0012
> M: +1.847.980.2241
> E: ross.lillie at motorolasolutions.com 
> <mailto:ross.lillie at motorolasolutions.com>
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