config: set default value related to graceful restart

Signed-off-by: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>

1 files changed, 9 insertions, 0 deletions

diff --git a/config/default.go b/config/default.go
index 90b7b2ff..1d29ec4d 100644
--- a/config/default.go
+++ b/config/default.go
@@ -138,6 +138,15 @@ func SetDefaultConfigValues(v *viper.Viper, b *Bgp) error {
 				n.Config.PeerType = PEER_TYPE_INTERNAL
 			}
 		}
+
+		if n.GracefulRestart.Config.Enabled {
+			if !vv.IsSet("neighbor.graceful-restart.config.restart-time") {
+				// RFC 4724 4. Operation
+				// A suggested default for the Restart Time is a value less than or
+				// equal to the HOLDTIME carried in the OPEN.
+				n.GracefulRestart.Config.RestartTime = uint16(n.Timers.Config.HoldTime)
+			}
+		}
 		b.Neighbors[idx] = n
 	}