[Openstack] LDAP support in Keystone Light/redux

Adam Young ayoung at redhat.com
Thu Feb 9 14:35:54 UTC 2012


On 02/09/2012 03:27 AM, Ryan Lane wrote:
> On Thu, Feb 9, 2012 at 3:29 AM, Adam Young<ayoung at redhat.com>  wrote:
>> I've made some strides in the KSL  LDAP  implementation.  I've set up a
>> github  clone with the code pushed:
>>
>>
>> https://github.com/admiyo/keystone/tree/ldap
>>
>> The code is ugly,  as I'm in "Just get it working" mode.  Cleanup will
>> happend prior to any attempt to merge with the Redux branch.  I've attempted
>> to keep the same set of unit tests running as are used for the SQL backend.
>>   The one delta is  Metadata, as I am not sure how (or even if) we want to
>> reflect that in LDAP.  I've made those three unit tests no-ops for LDAP.
>>
>> There are still more API calls to implement, (Tenant_Modify for example) and
>> then I'll test out against a live Open LDAP  instance.
>>
>> The one change I've made from the old config is that fields like URL  no
>> longer have ldap_  in front of them,  so the config will look something like
>>
>> [ldap]
>> url = ldap://localhost
>> user = cn=Admin
>> password = password
>> backend_entities = ['Tenant', 'User', 'UserRoleAssociation', 'Role']
>> suffix ='cn=example,cn=com'
>>
>>
>>
>> Feedback requested.
>>
> Looking through the code, it appears that using ldaps:// may work for
> LDAPS support, but is LDAP w/ TLS going to be supported as well? Have
> you tested LDAPS support?
>
> - Ryan
Not yet.  Thus far,  I've only tested doing a simple bind to the 
OpenLDAP server.  I'm not sure about the rules of using TLS or other 
Cryptographic approaches with Eventlet:  I suspect that to do something 
like TLS would require a thread pool.  I'm mostly focused on getting 
parity between the Keystone current and Redux code bases.  Something 
more than that would probably be post E4 time frame.








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