[Freeipa-devel] [PATCHES] 22-24 Add initial support for ID ranges

[Sumit Bose]

On Wed, Jun 13, 2012 at 08:38:23PM -0400, Simo Sorce wrote:
> On Wed, 2012-06-13 at 21:17 +0200, Sumit Bose wrote:
> > 
> > to keep track of the different ranges we use for UIDs/GIDs for local
> > users/groups and users from trusted domains new range objects are
> > introduced which are stored below cn=range,cn=etc,$SUFFIX.
> > 
> > 0022: LDAP schema update
> 
> ack
> 
> > 0023: Create a range object during installation fir the local ID range
> 
> nack, I think we need to find a way to handle adding at least the base
> range on update. Otherwise an updated server won't be able to have IDs
> for most of its users.

I fully agree, but since we said that we concentrate on update issues in
beta2 I wanted to send the version for the fresh install first to allow
testing.

> 
> > 0024: add primary and secondary RID base to the local range object
> >       during ipa-adtrust-install
> 
> Not sure if setting the range belongs in the previous patch or this one.

I think it is right here, because a plain IPA server does not need the
RID related attributes.

> We might decide to ask questions during ipa-adtrust-install if the range
> is not available, maybe presenting a set of pre-canned choices if we can
> detect them.

I agree here, too. But as above I would like to handle update issues
in a second round.

> 
> Finally I think we need to do a search with uid/gidNmber < base and
> uid/gidNumber > max and prompt/warn the user if we detect any ID the
> falls outside the configured range (either because we failed to detect
> ranges on upgrade and the user botched the question or because the admin
> added arbitrary IDs.
> If a warning we should warn that missing a range that suitably covers
> these IDs, those users/groups will not be available for the trust.
> 
> Maybe we should also have a simple ipa command that can list all
> users/groups that fall outside the ranges as well.

I'm working on the ranges cli plugin to allow 'ipa range-add', 'ipa
range-find' etc. I can add it there.

bye,
Sumit

> 
> Simo.
> > 
> -- 
> Simo Sorce * Red Hat, Inc * New York
>