Solving: samba registry with client programs

[simo]

On Wed, 2012-04-18 at 18:23 +0200, Stef Walter wrote: 
> On 04/17/2012 10:14 PM, Volker Lendecke wrote:
> > On Tue, Apr 17, 2012 at 03:08:35PM -0400, simo wrote:
> >> Stef, FWIW, you do not need to code up a new daemon, running smbd would
> >> suffice as it provides access to the registry RPC enpoint over NCACN_NP
> >> or the new NCALRPC. But you would need to write some client logic to do
> >> that and you would require smbd running.
> > 
> > We've also had repeated requests for an lgpl library to
> > access samba's registry. Doing it via some form of RPC would
> > IMHO be the right way to do it. Simo is right, smbd already
> > supports registry access. It should be simple to add a
> > unix-domain socket only mode for smbd, just to access the
> > registry. The major piece that's missing is the NDR support
> > library required to do the RPC marshalling. That's only
> > available as GPL code.
> 
> Until someone has time to implement that, attached is a patch which
> implements the registry mirroring suggested.
> 
> It mirrors the global settings of the smbconf registry to a file next to
> registry.tdb called registry-mirror.conf. This is seamlessly used when
> running from an smbclient that is not root.
> 
> What do you think?

Sounds like a good start, but I wonder if we shouldn't rather use tevent
and schedule a write out later on (like no more often than every 5
seconds or so.
This way we can gather a set of changes and only output a new file when
they get all in.

Simo.

-- 
Simo Sorce
Samba Team GPL Compliance Officer <simo at samba.org>
Principal Software Engineer at Red Hat, Inc. <simo at redhat.com>