Re: [RFC PATCH 0/6] nfs-utils: Improving NFS re-exports

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On Thu, Feb 17, 2022 at 06:27:15PM +0100, Richard Weinberger wrote:
> > Von: "bfields" <bfields@xxxxxxxxxxxx>
> > Thanks, I'll try to take a look.
> > 
> > Before upstreaming, I would like us to pick just one.  These kind of
> > options tend to complicate testing and documentation and debugging.
> > 
> > For an RFC, though, I think it makes sense, so I'm fine with keeping
> > "reexport=" while we're still exploring the different options.  And,
> > hey, maybe we end up adding more than one after we've upstreamed the
> > first one.
> 
> Which one do you prefer?
> "predefined-fsidnum" should be the safest one to start.

I don't know!  I'll have to do some more reading and think about it.

> > Setting the timeout to 0 doesn't help with re-export server reboots.
> > After a reboot is another case where we could end up in a situation
> > where a client hands us a filehandle for a filesystem that isn't mounted
> > yet.
> > 
> > I think you want to keep a path with each entry in the database.  When
> > mountd gets a request for a filesystem it hasn't seen before, it stats
> > that path, which should trigger the automounts.
> 
> I have implemented that already. This feature is part of this series. :-)

Oh, good, got it.  It'll take me some time to catch up.

--b.



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