[ovs-dev] [PATCH v5 0/3] Use VLANs for VLAN packets redirected to a gateway chassis

Ben Pfaff blp at ovn.org
Fri Jun 15 18:35:56 UTC 2018


On Thu, Jun 07, 2018 at 02:59:46PM +0530, vkommadi at redhat.com wrote:
> From: Venkata Anil <vkommadi at redhat.com>
> 
> This patch avoids tunneling and instead uses source tenant vlan network
> across hypervisors for traffic from vlan network on local hypervisor
> towards gateway hypervisor hosting redirect chassiss port.
> 
> On the local hypervisor, when the packet enters logical router ingress
> pipeline from tenant vlan network, router will set REGBIT_NAT_REDIRECT
> and redirect the packet to gateway hypervisor, which is hosting the
> chassis redirect port, using tenant vlan network.
> Packet travelling across hypervisors will have source vlan tag and
> distributed gateway port MAC as destination MAC (other packet data
> unchanged).
> 
> Gateway hypervisor will check the vlan tag and destination MAC and
> resubmit it to router logical ingress pipeline for routing and finding 
> the logical output port(i.e it treats this packet as coming from the 
> local patch port connected to tenant vlan network for routing).
> 
> No changes done for return path as return path to source hypervisor
> always uses tenant vlan networks.

Thanks a lot for revising the patch series.

We've had a lot of churn in ovn-controller over the last week, and it
has caused some patch rejects for this patch series.  Would you mind
rebasing and reposting it?


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