From: Chirag Shah <chirag@cumulusnetworks.com>
Date: Tue, 20 Aug 2019 01:24:28 +0000 (-0700)
Subject: bgpd: evpn convey svi_ip to zebra post vni add
X-Git-Tag: frr-7.3-dev^2
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=df070e6f5e1bc3c1856921c35c9e7094e263a152;p=matthieu%2Ffrr.git

bgpd: evpn convey svi_ip to zebra post vni add

Problem:
With advertise_svi_ip knob enabled per vni.
Post vni flap, svi MAC-IP route are not originated.

Fix:
When a vni is flapped, upon re-add
send advetise_svi_ip knob to zebra.

Workaround:
re-configure advertise-svi-ip under l2vpn/evpn.

Ticket:CM-26001
Reviewed By:CCR-9118
Testing Done:

With advertise-svi-ip enabled under l2vpn/evpn
in bgp default instance.
Validated vni del/create post ifdown vxlan device
followed by ifup vxlan device.

Signed-off-by: Chirag Shah <chirag@cumulusnetworks.com>
---

diff --git a/bgpd/bgp_evpn.c b/bgpd/bgp_evpn.c
index 1f8ea48389..4949519a9b 100644
--- a/bgpd/bgp_evpn.c
+++ b/bgpd/bgp_evpn.c
@@ -5808,6 +5808,9 @@ int bgp_evpn_local_vni_add(struct bgp *bgp, vni_t vni,
 	   It needs to be conveyed again to zebra */
 	bgp_zebra_advertise_gw_macip(bgp, vpn->advertise_gw_macip, vpn->vni);
 
+	/* advertise svi mac-ip knob to zebra */
+	bgp_zebra_advertise_svi_macip(bgp, vpn->advertise_svi_macip, vpn->vni);
+
 	return 0;
 }