From 8f9327ff3a20d9e870a7bdfea21cc42c5af922ff Mon Sep 17 00:00:00 2001
From: Maximilian Wilhelm <max@sdn.clinic>
Date: Mon, 2 Jul 2018 20:37:30 +0200
Subject: [PATCH] Include OriginatorID and ClusterList in byte length
calculation of BGPPath.
Signed-off-by: Maximilian Wilhelm <max@sdn.clinic>
---
route/bgp_path.go | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/route/bgp_path.go b/route/bgp_path.go
index 333758bd..a19813aa 100644
--- a/route/bgp_path.go
+++ b/route/bgp_path.go
@@ -49,12 +49,22 @@ func (b *BGPPath) Length() uint16 {
largeCommunitiesLen += 3 + uint16(len(b.LargeCommunities)*12)
}
+ clusterListLen := uint16(0)
+ if len(b.ClusterList) != 0 {
+ clusterListLen += 3 + uint16(len(b.ClusterList)*4)
+ }
+
unknownAttributesLen := uint16(0)
for _, unknownAttr := range b.UnknownAttributes {
unknownAttributesLen += unknownAttr.WireLength()
}
- return communitiesLen + largeCommunitiesLen + 4*7 + 4 + asPathLen + unknownAttributesLen
+ originatorID := uint16(0)
+ if b.OriginatorID != 0 {
+ originatorID = 4
+ }
+
+ return communitiesLen + largeCommunitiesLen + 4*7 + 4 + originatorID + asPathLen + unknownAttributesLen
}
// ECMP determines if routes b and c are euqal in terms of ECMP
--
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