On Sun, 2010-07-11 at 14:16 -0700, Howard Chu wrote: > Andrew Bartlett wrote: > > I'm back on my occasional task of trying to get the OpenLDAP backend to > > Samba4 going again, and was hoping to simply test out the fine work done > > on the vernum module. (which I should have tested at the time it was > > developed). > > > > Anyway, Samba has moved on, and things have broken. Part of the changes > > relate to these additional DN types (found in AD), of: > > > > #define DSDB_SYNTAX_BINARY_DN "1.2.840.1135188.8.131.523" > > http://msdn.microsoft.com/en-us/library/ms684429%28VS.85%29.aspx > > > > #define DSDB_SYNTAX_STRING_DN "1.2.840.1135184.108.40.2064" > > http://msdn.microsoft.com/en-us/library/ms684430%28VS.85%29.aspx > > > > #define DSDB_SYNTAX_OR_NAME "1.2.840.1135220.127.116.111" > > http://archives.free.net.ph/message/20091211.162430.74b43d9e.en.html > > > > These are quite odd in their behaivour, but in short they are both a > > string or binary blob and a DN, all in one. Only the DN portion is > > relevant for attribute matching rules. > > > > Currently, I map these to strings, but they are not strings - and need > > proper DN match rules, as I need to be able to use the 'deref' module on > > them (and to correctly handle the case sensitive/insensitive nature of > > DNs). > > > > 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. Andrew Bartlett -- Andrew Bartlett http://samba.org/~abartlet/ Authentication Developer, Samba Team http://samba.org Samba Developer, Cisco Inc.
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