From 614746ca1159fe421047df04c5af6f07c38b2e65 Mon Sep 17 00:00:00 2001
From: Wataru Ishida <ishida.wataru@lab.ntt.co.jp>
Date: Sun, 9 Oct 2016 07:18:13 -0700
Subject: *: support long lived graceful restart

Signed-off-by: Wataru Ishida <ishida.wataru@lab.ntt.co.jp>
---
 table/path.go | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'table/path.go')

diff --git a/table/path.go b/table/path.go
index b0f21e04..f8058730 100644
--- a/table/path.go
+++ b/table/path.go
@@ -348,6 +348,15 @@ func (path *Path) IsStale() bool {
 	return path.OriginInfo().stale
 }
 
+func (path *Path) IsLLGRStale() bool {
+	for _, c := range path.GetCommunities() {
+		if c == bgp.COMMUNITY_LLGR_STALE {
+			return true
+		}
+	}
+	return false
+}
+
 func (path *Path) GetSourceAs() uint32 {
 	attr := path.getPathAttr(bgp.BGP_ATTR_TYPE_AS_PATH)
 	if attr != nil {
-- 
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