On Tue, 2009-06-30 at 10:55 -0500, Nicolas Williams wrote:
> On Tue, Jun 30, 2009 at 10:13:34AM -0400, Moore, Joe wrote:
> > The global zone could be the one running automount.  Since it knows
> > what host is "local", it'll convert the nfs mounts to lofs
> > automagically.
> > 
> > For each zone, add the zone's automount entries to
> > global:/etc/auto_master as /zonepath/root/home +auto_home
> > vers=3,nosuid (for example)
> > 
> > Haven't tried it.  It would muck up NFSv4 identities, and blur the
> > lines between the global zone administrator and a local zone admin.
> The problem with this is that it takes something important (sysadmin
> independence) away from zones to fix a relatively minor problem and
> greatly complicates the automounter and g-z administration in the
> process.  For example, the automounter would now have multiple distinct
> -hosts mounts to implement, and we'd have to augment the mount(2)
> syscall so that the zone ID into which the mount should be made can be
> passed by the automounter in the g-z (so that we don't "muck up NFSv4
> identities"), and so on.

I'm sorry if I miss the subtleties of the context (or implementation
for that matter), but isn't the problem here the fact that mount tables
are not really per-zone? They are not really virtualized they are
just filtered.


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