[pve-devel] kernel 3.10 : bridge vlan test

[Dietmar Maurer]

> Here some notes about /etc/network/interface management with their provide
> script:
> 
> if we defined this kind of openswitch with bond0 or port:
> 
> allow-ovs br0
> iface br0 inet manual
>     ovs_type OVSBridge
>     ovs_ports eth0
> 
> 
> we need to defined eth0 like this
> 
> allow-br0 eth0
> iface eth0 inet manual
>     ovs_bridge br0
>     ovs_type OVSPort
> 
> 
> But if we do this, we can't defined the eth0 in the classic way.
> So I think it's strange..
> 
> could be better to be able to do
> 
> allow-ovs br0
> iface br0 inet manual
>     ovs_type OVSBridge
> #    ovs_ports eth0
>      bridge_ports eth0


I don't think this is a problem (no need to change). We can simply extend our API with
the ability to create/parse both types of bridges.

> Another important thing:
> 
> openvswitch keep the configuration in /var/lib/openvswitch/conf.db (json
> database).
> 
> But if we remove/change configuration in /etc/network/interfaces, on reboot it
> doesn't change the conf.db.
> So, maybe it's better to delete the conf.db on reboot, and recreate it from
> /etc/network/interfaces on start.

yes, sounds resonable.