[arch-dev-public] [arch-general] Updating iputils over NFS
thomas at archlinux.org
Mon Oct 1 05:09:05 EDT 2012
Am 01.10.2012 11:05, schrieb Paul Gideon Dann:
> On Friday 28 Sep 2012 16:32:09 Bryan Schumaker wrote:
>>> I suspect this is something to do with NFS not supporting the capabilities
>>> that setcap is trying to use, but I admit I haven't encountered
>>> capabilities before I ran into this issue, so it's just a guess.
>>> Has anyone else seen this problem, or does anyone have an idea how to fix
>> NFS doesn't support any capibilities, so I guess the output is to be
>> expected... I'm not sure what to do as a workaround, though. Does the
>> package still install and run even though it printed the warning?
> Hmm; yeah. Well the package installs, but ping doesn't work for non-root
> users. It's not a critical issue, because these are network-booted worker
> nodes in a cluster, and I doubt ping will be needed directly on the nodes.
> However, it worries me that other things might be affected at some point if
> capabilities are increasingly used. I might put in a bug report and see what
> the devs think.
The lack of capability support on NFS is a shame. In general, we should
probably fall back to setuid-root whenever setcap fails and silence this
In my opinion, capabilities should be used much more widely and replace
setuid-root whereever possible.
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