Re: nfs-ganesha with Linux containers

[ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org (Eric W. Biederman)]

Sukadev Bhattiprolu <sukadev-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org> writes:

> I have nfs-ganesha [1.5.1] with FSAL_VFS running on Linux 3.7.0-rc8 on
> an x86_64 RHEL6.2 system (the "host"). I can export the filesystems and
> mount from another system.
>
> I am trying to use nfs-Ganesha from within a Linux container on the same
> system.
>
> My container setup:
>
> 	On the REHL6.2 host, I have a directory, /export/vm1-root.
>
> 	The root of my linux container is bind mounted to that directory 
> 	So a file '/export/vm1-root/foobar' is known to the container as
> 	'/foobar' and other files/directories in '/export' are not visible
> 	from the container.
>
> 	[ie it is as if the processes inside the containers have run 'chroot'
> 	into /export/vm1-root and can't escape out of this]. 

Have you run pivot_root so you can throw away your old mounts?  I don't
know a thing about the nfs ganesha user space daemon but /proc/mounts
should be the only way it could detect your mounts are in a container
and do something odd or confusing.


Eric