Patch: idmap_script idmapping module

[Michael Adam]

On 2014-11-18 at 13:56 -0800, Richard Sharpe wrote:
> On Tue, Nov 18, 2014 at 1:54 PM, Michael Adam <obnox at samba.org> wrote:
> > On 2014-11-18 at 21:36 +0000, Rowland Penny wrote:
> >> On 18/11/14 21:31, Richard Sharpe wrote:
> >> >On Tue, Nov 18, 2014 at 1:17 PM, Rowland Penny <repenny241155 at gmail.com> wrote:
> >> >>On 18/11/14 20:53, Richard Sharpe wrote:
> >> >>>Hi,
> >> >>>
> >> >>>Spurred on by Michael Adam's suggestion and a local need, I whipped
> >> >>>this up from existing code.
> >> >>>
> >> >>>Comments welcome. Builds cleanly, now for some testing.
> >> >>>
> >> >>OK, I give in, just what does it do ?? :-)
> >> >It does what the idmap_tdb2 with script module does but without the
> >> >tdb stuff in there. It is simply for those who want a fixed mapping
> >> >from SIDs to UIDs and they don't have such a mapping in LDAP or SFU or
> >> >whatever.
> >> >
> >> >I just built it without change under Samba 3.6.x as well (after some
> >> >Makefile magic.)
> >> >
> >> I think I understand, what you mean is that you can map the builtin
> >> SID's to an ID number, similar to what happens in idmap.ldb.
> >
> > Not at all.
> > It calls an external local program ("script") to retrieve the mapping
> > instead of incrementing a counter in a database (idmap.ldb, and
> > winbindd idmap backends tdb, tdb2, ldap) or calculating
> > the mappings with an algorithm (rid and autorid backends)
> >
> > Just read the "IDMAP SCRIPT" section in the idmap_tdb2 manpage
> > for the details on what Richard extracted from the tdb2 backend.
> 
> You don't have to make it sound like I did so little work :-)

Hey, I was not implying that it was little work!
I was just pointing to an existing thorough description
of the functionality. I did not quantify the work needed to
extract it... :-)

I still need to look at the patch itself in detail and do tests.
At first sight it looks good.

Cheers - Michael
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