On 7/17/26 8:12 AM, Chanyeol Yoon wrote:
> Gentle ping on this series.
> 

Hi Chanyeol,

Sorry for the delay.

> All feedback from the v6 review has been addressed in v7:
> 
> - Dropped the Advertised_MAC_Binding "type" column entirely. northd now only
>   populates rows that are meant to be advertised, so ovn-controller advertises
>   every row as a Type-2 MAC+IP neighbor and checks the 'fdb' token separately.
> - Split the incremental advertised-MAC-binding sync change handler into its 
> own
>   patch (2/3), together with a test for the previously broken toggle 
> behaviour.
> - Simplified neighbor_collect_advertised_mac_bindings() (no more per-row
>   type / is_nat branching).
> 
> It still applies cleanly on current main. I'd appreciate another look whenever
> you have a chance.
> 

We're approaching soft freeze for 26.09 (scheduled for July 24th) so
we're trying to review as many feature patches as possible before that.

Yours has already received a lot of feedback from Ales and is probably
not far from being ready to be accepted.  That means it qualifies anyway
for acceptance in the 26.09 release (once it's fully reviewed).

We'll try to get to it as soon as possible.

Regards,
Dumitru

> Thanks,
> Chanyeol
> 
> 2026년 6월 28일 (일) 오후 7:12, chanyeol yoon <[email protected]>님이 작성:
>>
>> From: Chanyeol Yoon <[email protected]>
>>
>> A distributed dnat_and_snat NAT entry (an OpenStack-style floating IP,
>> with both 'external_mac' and 'logical_port' set) is not advertised over
>> BGP-EVPN: only ports attached to the EVPN-enabled provider Logical
>> Switch are covered, so floating IPs stay unreachable from EVPN peers.
>>
>> This series advertises those floating IPs as EVPN Type-2 MAC+IP routes.
>> ovn-northd publishes the NAT's external IP/MAC into the SB
>> Advertised_MAC_Binding table of the provider Logical Switch that carries
>> the NAT's distributed gateway port, gated by a new 'nat' token of the
>> switch 'dynamic-routing-redistribute' option (independent of 'ip').
>> ovn-controller then programs those into the EVPN advertise interface.
>>
>> v6 -> v7:
>>   - Dropped the Advertised_MAC_Binding 'type' column entirely.  As Ales
>>     pointed out, ovn-northd already only populates a row when the
>>     datapath opted into advertising it (via the 'ip'/'nat' tokens), so
>>     ovn-controller can advertise every row it finds and only needs to
>>     gate the FDB on the 'fdb' token -- no per-row token re-check.  This
>>     removes the SB schema change from the series.
>>   - Simplified the controller side accordingly: a single pass over the
>>     Advertised_MAC_Binding rows, advertised as Type-2 MAC+IP neighbors,
>>     additionally programmed into the FDB when 'fdb' is set.
>>   - Split the en-advertised-mac-binding-sync northd change handler into
>>     its own patch (2/3) with a test exercising the distributed NAT path
>>     through incremental processing.
>>   - Rebased onto current main.
>>
>> v5 -> v6:
>>   - Rebased onto main (resolved ovn-sb.ovsschema and NEWS conflicts with
>>     the EVPN ARP/ND suppression series).
>>
>> Earlier revisions addressed Ales' v4 review (NAT advertise documentation
>> on the 'dynamic-routing-advertise' option, dropping comments on
>> NULL/handler inputs, and gating the recompute on the northd tracked
>> data instead of a full recompute).
>>
>> Chanyeol Yoon (3):
>>   northd: Advertise distributed NAT IPs over EVPN.
>>   northd: Handle advertised MAC binding sync incrementally.
>>   controller: Advertise EVPN MAC bindings.
>>
>>  .../topics/dynamic-routing/architecture.rst   |  12 ++
>>  NEWS                                          |   6 +
>>  controller/neighbor.c                         |  52 ++++--
>>  lib/ovn-util.c                                |   3 +
>>  lib/ovn-util.h                                |   3 +-
>>  northd/en-advertised-route-sync.c             | 132 ++++++++++++++-
>>  northd/en-advertised-route-sync.h             |   3 +
>>  northd/inc-proc-northd.c                      |   7 +-
>>  ovn-nb.xml                                    |  27 +++
>>  tests/ovn-inc-proc-graph-dump.at              |   3 +-
>>  tests/ovn-northd.at                           | 154 ++++++++++++++++++
>>  11 files changed, 374 insertions(+), 28 deletions(-)
>>
>>
>> base-commit: d34f9316b2076f0a55b141a7434a3a66eac9a630
>> --
>> 2.54.0 (Apple Git-157)
>>
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