From: Quentin Young <qlyoung@cumulusnetworks.com>
Date: Wed, 23 Jan 2019 22:59:07 +0000 (+0000)
Subject: vrrpd: disable multicast loopback
X-Git-Tag: base_7.2~330^2~123
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=6e9529edd655a99e21672649c21621c0a27454bf;p=matthieu%2Ffrr.git

vrrpd: disable multicast loopback

Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
---

diff --git a/vrrpd/vrrp.c b/vrrpd/vrrp.c
index 94f59f37ff..90ea25d776 100644
--- a/vrrpd/vrrp.c
+++ b/vrrpd/vrrp.c
@@ -664,6 +664,9 @@ static int vrrp_socket(struct vrrp_router *r)
 				r->vr->vrid);
 		}
 
+		/* Turn off multicast loop on Tx */
+		setsockopt_ipv4_multicast_loop(r->sock_tx, 0);
+
 		/* Bind Rx socket to exact interface */
 		vrrp_privs.change(ZPRIVS_RAISE);
 		{
@@ -751,6 +754,9 @@ static int vrrp_socket(struct vrrp_router *r)
 			goto done;
 		}
 
+		/* Turn off multicast loop on Tx */
+		setsockopt_ipv6_multicast_loop(r->sock_tx, 0);
+
 		/* Bind Rx socket to exact interface */
 		vrrp_privs.change(ZPRIVS_RAISE);
 		{