table: fix UpdatePathAttrs2ByteAS

Fix the bug that UpdatePathAttrs2ByteAS modifies the _ORIGINAL_ path
attributes in rib.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 14 insertions, 0 deletions

diff --git a/packet/bgp.go b/packet/bgp.go
index 32690745..2d84d6a3 100644
--- a/packet/bgp.go
+++ b/packet/bgp.go
@@ -1954,6 +1954,20 @@ func (p *PathAttributeAs4Path) Serialize() ([]byte, error) {
 	return p.PathAttribute.Serialize()
 }
 
+func (p *PathAttributeAs4Path) MarshalJSON() ([]byte, error) {
+	aslist := make([]uint32, 0)
+	for _, a := range p.Value {
+		aslist = append(aslist, a.AS...)
+	}
+	return json.Marshal(struct {
+		Type   string
+		AsPath []uint32
+	}{
+		Type:   p.Type.String(),
+		AsPath: aslist,
+	})
+}
+
 func NewPathAttributeAs4Path(value []*As4PathParam) *PathAttributeAs4Path {
 	return &PathAttributeAs4Path{
 		PathAttribute: PathAttribute{