zebra/zapi: Implement String() method to Body interface

For the convenience when logging, this patch implements String() method
to Body interface which is the interface of Zebra message body.

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/zebra/zapi.go b/zebra/zapi.go
index d43362bb..74d17f28 100644
--- a/zebra/zapi.go
+++ b/zebra/zapi.go
@@ -514,6 +514,7 @@ func (h *Header) DecodeFromBytes(data []byte) error {
 type Body interface {
 	DecodeFromBytes([]byte, uint8) error
 	Serialize() ([]byte, error)
+	String() string
 }
 
 type HelloBody struct {
@@ -529,6 +530,10 @@ func (b *HelloBody) Serialize() ([]byte, error) {
 	return []byte{uint8(b.RedistDefault)}, nil
 }
 
+func (b *HelloBody) String() string {
+	return fmt.Sprintf("route_type: %d", b.RedistDefault)
+}
+
 type RedistributeBody struct {
 	Redist ROUTE_TYPE
 }
@@ -542,6 +547,10 @@ func (b *RedistributeBody) Serialize() ([]byte, error) {
 	return []byte{uint8(b.Redist)}, nil
 }
 
+func (b *RedistributeBody) String() string {
+	return fmt.Sprintf("route_type: %d", b.Redist)
+}
+
 type InterfaceUpdateBody struct {
 	Name         string
 	Index        uint32