Re: (ITS#6801) New feature, add subtree-include support in meta backend

[masarati@aero.polimi.it]

jorge.perez.burgos@ericsson.com wrote:
> Full_Name: Jorge Perez Burgos
> Version: 2.4.21
> OS: linux
> URL: ftp://ftp.openldap.org/incoming/
> Submission from: (NULL) (195.235.15.243)
> 
> 
> I'd suggest to introduce a "subtree-include" directive, mutually exclusive with
> "subtree-exclude", with different syntaxes, like:
> 
> "[dn[.<style>]:]<pattern>"
> 
> where <style> can be "subtree" or "regex" (other styles like "exact",
> "onelevel", "subordinate" could make sense but would be of limited usefulness);
> so, for example
> 
> "dn.subtree:<dn>" ("dn.subtree" implicit for backward compatibility)
> "dn.regex:<pattern>" 
> 
> The "dn.<style>:" prefix is consistent with other features like ACLs, limits and
> so.  There's ITS#5877 open about making this uniform across slapd for all
> features.
> 
> Multiple patterns could be defined; the first that matches would stop execution.
>  If configured as "subtree-exclude", a match would qualify the target as
> "non-candidate" (current behavior for "subtree-exclude").  If configured as
> "subtree-include", a match would qualify the target as "candidate".

Jorge and I discussed this off-line; suggestions are welcome, otherwise 
I'd implement it this way right now with ad-hoc code, and eventually 
turn it into a generally useful feature that could be reused in ACLs, 
limits, authz, and in other to-be-defined features.

p.