[Gluster-devel] Stateless Gluster 3.x series

[Ian Latter]

----- Original Message -----
>From: "Vijay Bellur" <vijay at gluster.com>
>To: "Ian Latter" <ian.latter at midnightcode.org>
>Subject:  Re: [Gluster-devel] Stateless Gluster 3.x series
>Date: Fri, 13 Apr 2012 18:27:38 +0530
>
> On 04/13/2012 02:26 PM, Ian Latter wrote:
> > Hello,
> >
> >
> >    Until yesterday all of my experiments with Gluster have
> > been with a vi'd vol file and the Glusterfsd process.
> > Michael and I have now done testing with glusterd under
> > Gluster version 3.2.6 and this has raised some issues.
> > The one I'd like to query in this thread is stateless
> > environments.
> >
> >    If I have a PXE distribution that boots, tftp's a config
> > file, mounts storage devices and then initialises gluster
> > then;
> >
> >    Previously - I wrote out the appropriate vol file and
> > started the necessary daemons.
> >
> >    Now - I start the necessary daemon and issue a set
> > of commands to build the appropriate configuration.
> >
> >    .. however, this results in a new gluster UUID each
> > time the node restarts.
> >
> >   So;
> >
> >    1) Is there a gluster command to configure gluster
> >        with a specific UUID?
> >
> >    -or-
> >
> >    2) Is there a means to provide gluster with UUID
> >        data outside of the gluster commands
> >
> >
> 
> You could populate glusterd.info in the working directory
(/etc/glusterd 
> or /var/lib/glusterd) with the desired UUID and start
glusterd. glusterd 
> uses this UUID as part of its initialization process. If
the file (or 
> UUID) is not available, then it re-generates a new UUID.
> 
> --Vijay
> 


Thanks Vijay,

  I thought we'd try this, but I will re-test in case we
missed it.

Cheers,



--
Ian Latter
Late night coder ..
http://midnightcode.org/