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Re: [Cluster-devel] STABLE2 cluster branch



On Mon, Mar 03, 2008 at 05:10:54PM +0100, Fabio M. Di Nitto wrote:
> >>If we are to say this conditional compilation "only works with trunk of
> >>openais up to a certain point such as version 0.84" then that certain
> >>point becomes a "branch point" which I really do not want.  What I
> >>prefer is that trunk of gfs userland be munged to work with the new
> >>corosync dependency and once that has all stabilized create a new branch
> >>of userland to work with the corosync 1.0 infrastructure.  The complete
> >>software suite then would be "stable3" + "corosync 1.X" + "trunk of
> >>openais ais services" for the checkpoint service.
> >
> >So it sounds like the next stable release of openais will be in the new
> >form of corosync + openais?  Will Fedora 9 have whitetank or the new
> >corosync+openais release?
> >
> >We definately need to do a release or two of cluster-2.y.z from STABLE2
> >based on openais whitetank.  Then, once a stable release of
> >corosync+openais exists, I see sense in either:
> >
> >1. switching STABLE2 from whitetank to the corosync+openais release
> >2. supporting both whitetank and corosync in STABLE2 somehow, perhaps
> >  dropping whitetank support after a while
> >
> >1 would make most sense if F9 has corosync, 2 would make most sense if F9
> >has whitetank.
> 
> Clearly STABLE2 is running on truck and what would be corosync+openais 
> hopefully in not too long from now.
> 
> Does it make sense to roll back to whitetank and back in such short time? 
> Let's keep in mind that if we push out stable releases into distro with 
> the stable2+whitetank combo, i assume we will need to keep supporting it 
> for a while before turning stable2 to support corosync.
> 
> Hence my general idea of just #ifdeffing openais support in stable2 to 
> handle both whitetank and corosync at build time (no runtime detection) 
> and let the users/distros decide what combo they prefer.
> 
> If you look at it:
> 
> whitetank does not change. stable2 support will only need roll back.
> 
> trunk changes in openais. our master follows openais trunk. Commit the 
> diff into stable2. It's going to be just a bit painful in the very 
> beginning but at the end it's a matter of a cherry pick or almost.

Yeah, good point.


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