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Diffstat (limited to 'pimd/pim_join.c')
-rw-r--r--pimd/pim_join.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/pimd/pim_join.c b/pimd/pim_join.c
index c7a80ca8e0..652b27476d 100644
--- a/pimd/pim_join.c
+++ b/pimd/pim_join.c
@@ -39,6 +39,7 @@
#include "pim_rp.h"
#include "pim_jp_agg.h"
#include "pim_util.h"
+#include "pim_ssm.h"
static void on_trace(const char *label, struct interface *ifp,
struct in_addr src)
@@ -55,6 +56,7 @@ static void recv_join(struct interface *ifp, struct pim_neighbor *neigh,
struct prefix_sg *sg, uint8_t source_flags)
{
struct pim_interface *pim_ifp = NULL;
+ char buf[PREFIX_STRLEN];
if (PIM_DEBUG_PIM_TRACE) {
char up_str[INET_ADDRSTRLEN];
@@ -105,6 +107,14 @@ static void recv_join(struct interface *ifp, struct pim_neighbor *neigh,
return;
}
+ if (pim_is_grp_ssm(pim_ifp->pim, sg->grp)) {
+ zlog_warn(
+ "%s: Specified Group(%s) in join is now in SSM, not allowed to create PIM state",
+ __func__,
+ inet_ntop(AF_INET, &sg->grp, buf, sizeof(buf)));
+ return;
+ }
+
sg->src.s_addr = INADDR_ANY;
}