[lxc-users] Is it possible nested LXC-libvirt containers?

Daniel P. Berrange berrange at redhat.com
Wed Apr 30 13:06:34 UTC 2014

On Wed, Apr 30, 2014 at 09:01:56AM -0400, CDR wrote:
> I need to provide NAT networking to my LXC containers, much like using
> virbr0 from libvirt, except that nesting a libvirt-lxc container does
> not work. So if I nest a pure LXC container, which is supported, how
> would you create a bridge that would nat-forward the packets to the
> network?
> I am sure it is possible, but it escapes me.

Well you could replicate what libvirt does with virbr0 - which is basically
just create a bare bridge device and setup iptables rules for forwarding
and masquerading. Or you could just tell lxc tools to connect the container
to the virbr0 device that libvirt already provided.

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