zfs sharenfs with multiple hosts/networks and options

Marco van Tol marco at tols.org
Wed Aug 25 08:03:38 UTC 2010

On Wed, Aug 25, 2010 at 09:47:13AM +0200, Heinrich Rebehn wrote:
> Hi list,
> with traditional /etc/exports i can do
> /export/linux/root	-ro		xxx.xxx.xxx.0/24
> /export/linux/root	-maproot=0	xxx.xxx.xxx.1
> How can i do this using zfs's sharenfs option?
> When i try 
> zfs set sharenfs="-ro -network xxx.xxx.xxx.0/24,-maproot=0 xxx.xxx.xxx.1" data/linux/root
> /var/log/messages shows "network/host conflict" and "bad exports list line.
> The general problem seems to be that with each "zfs set sharenfs" command, the corresponding in /etc/zfs/exports gets overwritten.
> Is there a workaround for this besides ignoring sharenfs and using hand edited /etc/exports?
> Thanks for any help,

In december '09 I started a thread about it in freebsd-fs at . 
Subject: zfs sharenfs to multiple subnets - found a dirty looking hack

I found a dirty hack to do what you need there.  Not sure there is a
more elegant way to do it already, would be nice.


Now watch me snatch defeat from the jaws of victory
- "Rigoletto" during a game on www.dailygammon.com

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