[ovs-dev] 答复: Re: 答复: Re: [PATCH] ovn-controller: Support vxlan tunnel in ovn
Ben Pfaff
blp at ovn.org
Sun May 7 13:03:30 UTC 2017
On Sat, May 06, 2017 at 10:18:58AM +0800, xu.rong at zte.com.cn wrote:
> Hi,Russell
>
> We think vxlan is the most commonly used tunnel encapsulation in the
> overlay network openstack,ovn should better consider it.
>
> As my workmate wang qianyu said,we would consider computer node connect
> with existing hardware switches which associates with SR-IOV as VTEP.
>
> After discussion, we feel that as long as the following changes for vxlan
> tunnel in the table0:
>
> 1.For local switch, move MFF_TUN_ID to MFF_LOG_DATAPATH, resubmit to
> OFTABLE_ETH_UCAST(table29)
> //---In table29, we can find out dst port based on dst mac
This breaks the general-purpose nature of OVN, which isn't based on MAC
addresses. With this change, an "output" to a given port won't
necessarily output to that port. It will also break output to OVN
multicast groups.
I oppose this change.
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