Variable MACHINE.SID

[Richard Sharpe]

On Sun, 4 Aug 2002, Steve Langasek wrote:

> On Mon, Aug 05, 2002 at 03:31:54AM +0930, Richard Sharpe wrote:
> > On Sun, 4 Aug 2002, Pablo Alcaraz wrote:
> 
> > > I wish that a box can run alternatively 2 samba server configuration 
> > > (smb_a y smb_b).
> 
> > > For this I have 2 smb.conf files (smb.conf.a and smb.conf.b). When I 
> > > need smb_a I rename smb.conf.a => smb.conf and restart samba. The same 
> > > thing for smb_b.
> 
> > > The problem is that my configuration set 'server = domain' and one 
> > > configuration run ok inside of domain and the other does not run (samba 
> > > ask for manual login).
> 
> > > I suspect that the problem is MACHINE.SID. I think I need 2 different 
> > > MACHINE.SID files. Is that correct?
> 
> > > Can I use samba %L variable to indicate a differente MACHINE.SID?
> 
> > There is no way to control where that goes, I believe ...
> 
> > > Does the MACHINE.SID file dependent of the hardware of the server?
> 
> > If Samba finds an existing MACHINE.SID, I believe it uses that. You cannot 
> > have two system on the network with the same machine SID. However, I do 
> > not believe there is a parameter that allows you to control where Samba 
> > will look for this stuff. 
> 
> passdb/machine_sid.c:
>         /* check for an old MACHINE.SID file for backwards compatibility */
>         asprintf(&fname, "%s/MACHINE.SID", lp_private_dir());
> 
> so adjusting the setting of 'private dir' in smb.conf should do it. 
> (This will also work for versions of Samba that use secrets.tdb, which is
> also found relative to 'private dir'.)

I guess I should have looked in the code :-)

Regards
-----
Richard Sharpe, rsharpe at ns.aus.com, rsharpe at samba.org, 
sharpe at ethereal.com