[mythtv-users] Can't reexport SMB share over NFS...what am I doing wrong?

Tom Lichti redpepperracing at gmail.com
Fri Sep 10 19:09:16 UTC 2010


On Fri, Sep 10, 2010 at 2:57 PM, Kevin Kuphal <kkuphal at gmail.com> wrote:
>
>
> On Fri, Sep 10, 2010 at 1:54 PM, Scott Alfter <scott at alfter.us> wrote:
>>
>> On 10 Sep 10 11:48, Kevin Kuphal wrote:
>> > On Fri, Sep 10, 2010 at 1:12 PM, Scott Alfter <scott at alfter.us> wrote:
>> >> /etc/exports has this entry in it:
>> >>
>> >> /mnt/media
>> >> 192.168.100.0/255.255.255.0(async,no_subtree_check,rw,insecure)
>> >>
>> >> When I restart NFS, I get this:
>> >>
>> >> exportfs: Warning: /mnt/media does not support NFS export.
>> >
>> > It's been a while since I've tried, but I was under the impression that
>> > NFS
>> > will not re-export mounted filesystems.
>>
>> This suggests that it should be possible:
>>
>>
>> http://webcache.googleusercontent.com/search?q=cache:X7RfSEsFSFwJ:book.opensourceproject.org.cn/sysadmin/samba/definitive/opensource/8885final/lib0075.html+reexport+smb+share+over+nfs&hl=en&client=firefox-a&hs=yio&gl=us&strip=1
>>
>> It might be based on outdated assumptions, though; some googling on
>> "reexport
>> smb share over nfs" indicates others have also had problems getting it to
>> work,
>> with no working solutions that I've been able to find.
>>
>> Why, though, would NFS refuse to reexport a mounted filesystem?  Does it
>> need
>> some low-level access to the filesystem that a network mount doesn't
>> provide?
>
> I had experienced NFS not re-exporting an NFS mounted filesystem so it
> seemed logical to me that this would apply to samba as well.  I think it has
> something to do with the NFS system only seeing true "i-node" devices and
> thus only seeing the mount point, not the user level CIFS mount

I get the same thing as the OP. I could have sworn I had done this in
the past, although I may have done the opposite, mounted an NFS folder
via Samba.

Tom


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