How to best handle DN+String and DN+Binary in OL?
abartlet at samba.org
Sun Jul 11 20:12:11 MDT 2010
On Sun, 2010-07-11 at 18:25 -0700, Howard Chu wrote:
> Howard Chu wrote:
> > Andrew Bartlett wrote:
> >> On Sun, 2010-07-11 at 14:16 -0700, Howard Chu wrote:
> >>> Andrew Bartlett wrote:
> >>>> What is the best way to get OpenLDAP to understand it needs to match on
> >>>> and follow references to the DN part of these values?
> >>> Good question. So far the only way to get DN semantics is by using
> >>> distinguishedName syntax. In a few places we've also special-cased recognition
> >>> of NameAndOptionalUID syntax, but that's not universal. I suppose, if you can
> >>> shoehorn your extra blobs into the UID portion, you can use that syntax and we
> >>> can figure out where else it needs to be accepted.
> >> Looking over the definition of NameAndOptionalUID, shoehorn would
> >> certainly be the correct expression... But yes, it looks to me like I
> >> just need to convert every binary or string element into a bitstring of
> >> it's bits.
> > Yeah, bitstrings are a PITA. The better way might be to just define a new
> > syntax and matching rules that stores exactly what you want. We can define a
> > new syntax flag SLAP_SYNTAX_DN_LIKE or somesuch, and change all of those
> > places that were hardcoded to look for DN syntax to use this flag instead.
> The other places that are interesting in this regard are in the ACL engine and
> anything that uses librewrite. Rewrites are trickier because the rewrite code
> needs to be able to isolate just the DN portion for rewriting, and preserve
> any other blob attached to an attribute.
So, how do I define a new syntax for this?
Andrew Bartlett http://samba.org/~abartlet/
Authentication Developer, Samba Team http://samba.org
Samba Developer, Cisco Inc.
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