Fix tls route event map (#716)

Author: u-kai

pkg/controllers/eventhandlers/mapper.go

@@ -3,6 +3,7 @@ package eventhandlers
 import (
 "context"
 "fmt"
+
 anv1alpha1 "github.com/aws/aws-application-networking-k8s/pkg/apis/applicationnetworking/v1alpha1"
 k8sutils "github.com/aws/aws-application-networking-k8s/pkg/k8s"
 "github.com/aws/aws-application-networking-k8s/pkg/k8s/policyhelper"
@@ -14,6 +15,7 @@ import (
 "k8s.io/apimachinery/pkg/types"
 "sigs.k8s.io/controller-runtime/pkg/client"
 gwv1 "sigs.k8s.io/gateway-api/apis/v1"
+gwv1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2"
 )
 
 type resourceMapper struct {
@@ -174,6 +176,12 @@ func (r *resourceMapper) backendRefToRoutes(ctx context.Context, obj client.Obje
 for _, k8sRoute := range routeList.Items {
 routes = append(routes, core.NewGRPCRoute(k8sRoute))
 }
+case core.TlsRouteType:
+routeList := &gwv1alpha2.TLSRouteList{}
+r.client.List(ctx, routeList)
+for _, k8sRoute := range routeList.Items {
+routes = append(routes, core.NewTLSRoute(k8sRoute))
+}
 default:
 return nil
 }