> Quanah Gibson-Mount wrote: >> --On Tuesday, May 25, 2010 5:11 AM +0200 [email protected] wrote: >> >>> This way, the modification is atomic. As usual, this could be >>> accomplished by stacking an overlay that intercepts modifications to >>> specified attributes, like unicodePwd. >>> >>> Can you formalize this a little bit more? >> >> Imagine the possibilities if you could generalize this for uidNumber's >> too... > > Maybe I misunderstood the posting but IMHO that's a different use-case: > The msDS-KeyVersionNumber is per user entry and AFAICS does not have to be > unique across the whole directory. > IMO it's not possible to implement a directory-wide whatever-unique-ID > generator without a central UID pool entry.
Yes, if I understand Quanah's point correctly, what he wants to have is already provided by rfc4525 + rfc4527: increment with pre- or post-read, to atomically increment and read a (central) counter. p.
