Add IBTPX endorse verify function

internal/router/router.go

@@ -15,13 +15,14 @@ import (
 )
 
 type router struct {
-	logger     logrus.FieldLogger
-	ctx        context.Context
-	cancel     context.CancelFunc
-	checker    checker.Checker
-	portMap    *port.PortMap
-	methodMap  map[string]routeMethod
-	privateKey crypto.PrivateKey
+	logger       logrus.FieldLogger
+	ctx          context.Context
+	cancel       context.CancelFunc
+	checker      checker.Checker
+	portMap      *port.PortMap
+	methodMap    map[string]routeMethod
+	privateKey   crypto.PrivateKey
+	hubPublicKey crypto.PublicKey
 }
 
 type routeMethod func([]string) []port.Port
@@ -248,7 +249,7 @@ func (r *router) sign(ibtpx *pb.IBTPX) error {
 
 // hub endorse
 func (r *router) isEndorse(ibtpx *pb.IBTPX) bool {
-	panic("implement me")
+	return ibtpx.RecursiveVerify(r.hubPublicKey.Verify)
 }
 
 func (r *router) HandlerMethod() {}