zebra: add nexthop tracking for pseudowires

If the remote end of a pseudowire becomes unreachable (no route or an
unlabeled route), then it must be uninstalled. In the same way, when
the remote end becomes reachable, the pseudowire must be installed.

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/zebra/zebra_pw.h b/zebra/zebra_pw.h
index 62f45db5c..382eaeaa4 100644
--- a/zebra/zebra_pw.h
+++ b/zebra/zebra_pw.h
@@ -43,6 +43,7 @@ struct zebra_pw {
 	int status;
 	uint8_t protocol;
 	struct zserv *client;
+	struct rnh *rnh;
 	struct thread *install_retry_timer;
 };