[Users] Ovirt 3.3 - How to write a network plugin

Antoni Segura Puimedon asegurap at redhat.com
Tue Oct 8 12:27:13 UTC 2013



----- Original Message -----
> From: "Benoit ML" <ben42ml at gmail.com>
> To: users at ovirt.org
> Sent: Tuesday, October 8, 2013 1:59:49 PM
> Subject: Re: [Users] Ovirt 3.3 - How to write a network plugin
> 
> Hello,
> 
> Toni, that's the question !

:-)

 
> Good news :) I'will go into the source code.
> If you have a link to point me to the right direction, i take it ;)

Sure, you have to provide the same methods as the Ifcfg class in
vdsm/netconf/ifcfg.py

So basically taking netdev objects and using them to then call
open vSwitch to create them.

You can also look at the ongoing vdsm/netconf/iproute2.py for
another example.

There are some extra considerations to take care about, like persistence
and such (the patches are being finished now for a way to keep the
persistence equal across configurators, as long as they follow some
rules).

I'm usually in #vdsm at freenode should you want to contact me.

Best,

Toni
 
> Regards,
> 
> 
> 
> 
> 
> 
> 2013/10/8 Antoni Segura Puimedon < asegurap at redhat.com >
> 
> 
> 
> 
> ----- Original Message -----
> > From: "Mike Kolesnik" < mkolesni at redhat.com >
> > To: "Benoit ML" < ben42ml at gmail.com >
> > Cc: users at ovirt.org
> > Sent: Tuesday, October 8, 2013 11:29:31 AM
> > Subject: Re: [Users] Ovirt 3.3 - How to write a network plugin
> > 
> > 
> > 
> > 
> > 
> > 
> > Hello,
> > Hi Benoit
> > 
> > 
> > 
> > 
> > I've seen ovirt can support plugin ... so is there any documentation about
> > writing a plugin ?
> > What do you mean "can support plugin"?
> > 
> > 
> > 
> > Can we write it in python ?
> > 
> > 
> > Well because, here, we don't want to install openstack/neutron for network
> > management ... It's too complicated and to heavy. I, your opinion wrong
> > design choice about openvswitch implementation.
> > Not sure what you mean here about openvswitch implementation, can you
> > please
> > clarify?
> > 
> > 
> > 
> > 
> > Thank you in advance.
> > 
> > Regards,
> > 
> > 
> > --
> > --
> > Benoit
> > 
> > 
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> > 
> 
> Hi Benoit,
> 
> If the question is: "can we write a network plugin so that networks are
> defined in open vSwitch instead of in traditional linux bonds, vlans and
> bridges"; the answer is yes. The language to do that is Python and the
> correct oVirt component to do it in is vdsm. Now we have an ifcfg
> configurator
> and a partial iproute2 configurator. The task would be to make an open
> vSwitch
> one.
> 
> Best regards,
> 
> Toni
> 
> 
> 
> --
> --
> Benoit
> 
> _______________________________________________
> Users mailing list
> Users at ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users
> 



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