OpenLDAP/FreeBSD: How to implement attribute HOST without STRUCTURAL account?

Jonathan McKeown jonathan at
Wed Apr 30 09:22:51 UTC 2008

On Wednesday 30 April 2008 11:00, O. Hartmann wrote:
> O. Hartmann wrote:
> > Jonathan Chen wrote:
> >> On Tue, Apr 29, 2008 at 10:07:44AM +0000, O. Hartmann wrote:
> >>> Hello out there,
> >>> my question may sound a bit weird, but the situation is as follows:
> >>>
> >>> I use OpenLDAP 2.4 for authetication purposes within our lab's net
> >>> and every user's account is of the objectclass 'posixAccount'. As we
> >>> know, this class does not contain the attribute 'host', which belongs
> >>> to structural class 'account' and both posixAccount and account  are
> >>> of type structural and therefore can not be mixed.
> >>
> >> Is there really such a rule?

It's true that an object can only belong to one structural class (although it 
can belong to many auxiliary classes).

I use the auxiliary class extensibleObject, which allows you to add any 
attribute to an LDAP object. My user accounts have three object classes: 
inetOrgPerson (the structural class), posixAccount and extensibleObject. The 
rules for the first two are still enforced, but I am able to add the Host: 


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