zebra: upon srte leave, flush sr policies

Upon srte leave, flush SR policies.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/zebra/zebra_srte.c b/zebra/zebra_srte.c
index c0f18dd091..7d95607fcf 100644
--- a/zebra/zebra_srte.c
+++ b/zebra/zebra_srte.c
@@ -384,6 +384,23 @@ int zebra_sr_policy_label_update(mpls_label_t label,
 	return 0;
 }
 
+static int zebra_srte_client_close_cleanup(struct zserv *client)
+{
+	int sock = client->sock;
+	struct zebra_sr_policy *policy;
+
+	if (!sock)
+		return 0;
+
+	RB_FOREACH (policy, zebra_sr_policy_instance_head,
+		    &zebra_sr_policy_instances) {
+		if (policy->sock == sock)
+			zebra_sr_policy_del(policy);
+	}
+	return 1;
+}
+
 void zebra_srte_init(void)
 {
+	hook_register(zserv_client_close, zebra_srte_client_close_cleanup);
 }