[ovs-dev] [ovn] What's the manner of sending GARP for distributed dnat_and_snat?

Dong Jun dongj at dtdream.com
Wed Jan 25 09:18:20 UTC 2017


Thanks, get it.


On 2017/1/25 16:30, Mickey Spiegel wrote:
>
> On Wed, Jan 25, 2017 at 12:26 AM, Dong Jun <dongj at dtdream.com 
> <mailto:dongj at dtdream.com>> wrote:
>
>     Hi
>
>         I learned about the distributed dnat_and_snat. Now I don't see
>     what's the manner of sending GARP for distributed dnat_and_snat
>     IP. In the past, we set nat_addresses column in lsp that connected
>     to gateway lrp. Now the type of lrp was changed from l3gateway to
>     patch, does this affect GARP for distributed dnat_and_snat IP?
>
>
> GARP is not supported in the current patch set for distributed NAT. I 
> have started working on a couple of patches for GARP with distributed 
> NAT. The first patch is allowing options nat-addresses to be set to 
> the string "router", in which case northd will collect all the NAT 
> external IP addresses and load balancer IP addresses from VIPs and set 
> the port_binding nat-addresses correspondingly. The second patch will 
> extend GARP functionality for distributed NAT, by replacing options 
> nat-addresses with a column nat_addresses that with max:unlimited, and 
> the optional addition of a port name to the end of the string. When 
> the port name is present, GARP will only be issued for the addresses 
> in that column on the chassis where the specified port is resident.
>
> Mickey
>



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