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Diffstat (limited to 'src/plugins/vrrp/vrrp.c')
-rw-r--r--src/plugins/vrrp/vrrp.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/src/plugins/vrrp/vrrp.c b/src/plugins/vrrp/vrrp.c
index eb988d323c9..37ee9ec25a6 100644
--- a/src/plugins/vrrp/vrrp.c
+++ b/src/plugins/vrrp/vrrp.c
@@ -382,8 +382,10 @@ static int
vrrp_intf_enable_disable_mcast (u8 enable, u32 sw_if_index, u8 is_ipv6)
{
vrrp_main_t *vrm = &vrrp_main;
+ vrrp_vr_t *vr;
vrrp_intf_t *intf;
u32 fib_index;
+ u32 n_vrs = 0;
const mfib_prefix_t *vrrp_prefix;
fib_protocol_t proto;
vnet_link_t link_type;
@@ -418,9 +420,18 @@ vrrp_intf_enable_disable_mcast (u8 enable, u32 sw_if_index, u8 is_ipv6)
via_itf.frp_proto = fib_proto_to_dpo (proto);
fib_index = mfib_table_get_index_for_sw_if_index (proto, sw_if_index);
+ /* *INDENT-OFF* */
+ pool_foreach (vr, vrm->vrs,
+ ({
+ if (vrrp_vr_is_ipv6 (vr) == is_ipv6)
+ n_vrs++;
+ }));
+ /* *INDENT-ON* */
+
if (enable)
{
- if (pool_elts (vrm->vrs) == 1)
+ /* If this is the first VR configured, add the local mcast routes */
+ if (n_vrs == 1)
mfib_table_entry_path_update (fib_index, vrrp_prefix, MFIB_SOURCE_API,
&for_us);
@@ -431,7 +442,8 @@ vrrp_intf_enable_disable_mcast (u8 enable, u32 sw_if_index, u8 is_ipv6)
}
else
{
- if (pool_elts (vrm->vrs) == 0)
+ /* Remove mcast local routes if this is the last VR being deleted */
+ if (n_vrs == 0)
mfib_table_entry_path_remove (fib_index, vrrp_prefix, MFIB_SOURCE_API,
&for_us);