table: add support for encapsulation nlri

add encap end point route(10.0.0.1) with vni 20

$ gobgp global rib add 10.0.0.1 20 -a encap

check it

$ gobgp global rib -a encap

Please specify one command of: add or del
   Network            Next Hop        AS_PATH    Age        Attrs
*> 10.0.0.1           0.0.0.0         [64512]    00:00:01   [{Origin: IGP} {Encap: < VXLAN | color: 20 >}]

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

1 files changed, 19 insertions, 0 deletions

diff --git a/table/table.go b/table/table.go
index 4739b292..b1434732 100644
--- a/table/table.go
+++ b/table/table.go
@@ -334,3 +334,22 @@ func (ipv4vpnt *EVPNTable) tableKey(nlri bgp.AddrPrefixInterface) string {
 	addrPrefix := nlri.(*bgp.EVPNNLRI)
 	return addrPrefix.String()
 }
+
+type EncapTable struct {
+	*TableDefault
+}
+
+func NewEncapTable() *EncapTable {
+	EncapTable := &EncapTable{}
+	EncapTable.TableDefault = NewTableDefault(0)
+	EncapTable.TableDefault.ROUTE_FAMILY = bgp.RF_ENCAP
+	return EncapTable
+}
+
+func (t *EncapTable) createDest(nlri bgp.AddrPrefixInterface) Destination {
+	return Destination(NewEncapDestination(nlri))
+}
+
+func (t *EncapTable) tableKey(nlri bgp.AddrPrefixInterface) string {
+	return nlri.String()
+}