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sysupgrade vs NFS
On Sun, Jun 15, 2025 at 11:40:36AM +0000, Klemens Nanni wrote:
> 15.06.2025 12:40, Stuart Henderson пишет:
> > The earlier diff used df | grep : to identify NFS, which resulted in an
> > incorrect error being printed in the event /home was on MFS. (Possible
> > with some read-only mount configs using -P).
> >
> > The messsage does seem needlessly detailed though. "Filesystem type for
> > ${SETSDIR} not supported"?
>
> That's reads better and doesn't warrant any additional manual bits, imho.
>
> You could copy what reorder_kernel.sh does:
>
> # Silently skip if on a NFS mounted filesystem.
> df -t nonfs $KERNEL_DIR >/dev/null 2>&1
>
> That'll still let you fetch to MFS, but whatever...
>
> This is OK kn if anyone wants to commit (feel free to tweak the error messaage).
>
Why not change this to ensure that the directory used is on a ffs
filesystem? I think sysupgrade only reliably works that way.
>
> Index: sysupgrade.sh
> ===================================================================
> RCS file: /cvs/src/usr.sbin/sysupgrade/sysupgrade.sh,v
> diff -u -p -r1.58 sysupgrade.sh
> --- sysupgrade.sh 3 Feb 2025 18:55:55 -0000 1.58
> +++ sysupgrade.sh 15 Jun 2025 11:34:39 -0000
> @@ -133,6 +133,8 @@ if $FILE; then
> fi
>
> install -d -o 0 -g 0 -m 0755 ${SETSDIR}
> +df -t nonfs ${SETSDIR} >/dev/null 2>&1 ||
> + err "${SETSDIR}: filesystem type not supported"
> cd ${SETSDIR}
>
> echo "Fetching from ${URL}"
>
--
:wq Claudio
sysupgrade vs NFS