On Thu, Jun 9, 2011 at 3:18 PM, Mario <mario@xxxxxxxxxxxxxx> wrote:
> On 06/09/2011 08:44 PM, Todd Deshane wrote:
>>
>> On Thu, Jun 9, 2011 at 9:54 AM, Mario<mario@xxxxxxxxxxxxxx> wrote:
>>>
>>> Hello,
>>>
>>> It seems that /etc/xen/scripts/qemu-ifup is being ignored by xl.
>>
>> This may happen if you have an existing bridge device, since Xen 4.1
>> networking works a bit differently.
>>
>> http://wiki.xensource.com/xenwiki/MigrationGuideToXen4.1%2B
>>
>> It might still be a bug, but let's try to narrow that down a bit.
>>
>
> I start my networking with:
>
> if [ -x /etc/rc.d/rc.openvswitch ]; then
> echo "Starting Open vSwitch: /etc/rc.d/rc.openvswitch"
> /etc/rc.d/rc.openvswitch start
> /sbin/ifconfig eth1 down
> /sbin/ifconfig eth1 0.0.0.0 up
> /usr/bin/ovs-vsctl -- --may-exist add-br public
> /sbin/ifconfig public 0.0.0.0 up
> /usr/bin/ovs-vsctl -- --may-exist add-port public eth1
> for i in $(ovs-vsctl list-ports public|grep -v eth1); do
> ovs-vsctl del-port $i
> done
> fi
>
> This brings up a bridge called "public" and it lets me add vif/tap's into
> it, not pretty but it works.
>
>
>>> My xl.conf has: vifscript="/etc/xen/scripts/vif-openvswitch", and this
>>> works
>>> fine for vifX.X devices. In order to make tapX.X work i hacked in the
>>> following:
>>>
>>> ovs-vsctl -- --may-exist add-port ${bridge} ${vif/vif/tap}
>>>
>>
>> Where did you put this line?
>>
>
> To make it easier, here is a script that i modified to get things worknig:
>
> http://dev.slackverse.org/tmp/openvswitch
>
> Basicly i have only added "/sys/class/net/${vif/vif/tap}/uevent" check, wich
> overwrites $vif variable so that script can be used for both vif and tap
> interfaces. As i said before, qemu-ifup gets ignored, so i had no other
> alternative.
>
> One more thing i noticed is that "offline" is never called, so interfaces
> never get cleaned up from bridge.
>
> When testing with 'xm' i remove $vif override, and everything works fine.
> Interfaces get added/removed from bridge, and tap gets added with qemu-ifup
> script.
>
So are you saying that this is perhaps a bug in xl? (as compared to xm)
> Can i help any more?
>
>
>>> Is there a better way to make tap interfaces work ?
>>>
>>> Thanks,
>>> mario
>>>
>>> _______________________________________________
>>> Xen-users mailing list
>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-users
>>>
>>
>>
>>
>
--
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/
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