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SubjectRe: kexportfs features
Date
> 
> >>>"G. Allen Morris III" said:
> > There are several improvements that I need to be made to kexportfs
> > IMHO.
> >
> > 1. The Clients should be stored in xtab as IP numbers.

I just realize that it won't work since

1. A host can have more than 1 IP addresses.
2. A host can have dynamic IP address.

> > Right now kmountd can hang for a long time on start-up
> > trying to resolve names. It calls auth_init before
> > it forks. I don't see any down side to this, but I
> > can be myopic at times.

I moved auth_init to just before svc_run.

> >
> > 2. If the kernel rejects an export kexportfs still makes an
> > entry in the xtab file. This would not be a problem except
> > that the order that kmountd will mount these after a reboot
> > is not clear.

I will fix it.

> >
> > 3. The command `kexport -u bob:/usr' should unexport bob.site.net if
> > that is what `bob' resolves to. I think that fixing 1. above will
> > fix this problem as well. Since all lookups can be done by IP.

I will find another fix.

>
> 4. There needs to be a `devived export' list. The problem is that if there
> is a wildcard export like :/. If host `A' mounts / and then
> `kexportfs -au' is executed followed by a `kexportfs -a' host `A' will
> get a `Stale file handle' error until `kexport A:/' is executed.
> Anyone have ideas on the best way to handle this problem?
>

I have some ideas on that.

--
H.J. Lu (hjl@gnu.org)

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