Re: fsfs.conf knob to have merge() fail rather than automagically rebase Re: Discrepancies in svn mirror created with svnsync

Stefan Sperling wrote on Sat, Feb 09, 2013 at 21:19:35 +0100:
> On Sat, Feb 09, 2013 at 03:28:02PM +0200, Daniel Shahaf wrote:
> > Under the commit finalization lock, if the txn-being-committed's base
> > revision is older than the current HEAD, by default the code will commit
> > it anyway provided that no conflicting changes were made in the interim.
> > I wonder if it would be a good idea to have a fsfs.conf knob that tells
> > the code to just give up if {txn's base revision} != {current HEAD}.
> > Then that knob would be recommended to be set on every repository which
> > is an svnsync slave repository.
>
> If it's recommended, why not have 'svnsync init' tweak the config file
> accordingly?

Because it works over libsvn_ra.

> And we could take this one step further by hiding the flag
> somewhere in the repository instead of putting it in the config file.

Sure, we could move the config file to a $REPOS_DIR/db/../foo.conf, or
an r0 revprop that FS backends be required to respect, etc. Not sure
what would be the best place.
Received on 2013-02-09 22:03:55 CET