add table convertor to componentstatus

Author: zhouya0

pkg/registry/core/componentstatus/BUILD

@@ -16,10 +16,14 @@ go_library(
     importpath = "k8s.io/kubernetes/pkg/registry/core/componentstatus",
     deps = [
         "//pkg/apis/core:go_default_library",
+        "//pkg/printers:go_default_library",
+        "//pkg/printers/internalversion:go_default_library",
+        "//pkg/printers/storage:go_default_library",
         "//pkg/probe:go_default_library",
         "//pkg/probe/http:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/apis/meta/internalversion:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1beta1:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/fields:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/labels:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library",

pkg/registry/core/componentstatus/rest.go

@@ -28,9 +28,13 @@ import (
 
 	metainternalversion "k8s.io/apimachinery/pkg/apis/meta/internalversion"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	metav1beta1 "k8s.io/apimachinery/pkg/apis/meta/v1beta1"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apiserver/pkg/registry/rest"
 	api "k8s.io/kubernetes/pkg/apis/core"
+	"k8s.io/kubernetes/pkg/printers"
+	printersinternal "k8s.io/kubernetes/pkg/printers/internalversion"
+	printerstorage "k8s.io/kubernetes/pkg/printers/storage"
 	"k8s.io/kubernetes/pkg/probe"
 )
 
@@ -45,6 +49,12 @@ func NewStorage(serverRetriever func() map[string]*Server) *REST {
 	}
 }
 
+// ConvertToTable converts the result to the table.
+func (rs *REST) ConvertToTable(ctx context.Context, object runtime.Object, tableOptions runtime.Object) (*metav1beta1.Table, error) {
+	tableConvertor := printerstorage.TableConvertor{TableGenerator: printers.NewTableGenerator().With(printersinternal.AddHandlers)}
+	return tableConvertor.ConvertToTable(ctx, object, tableOptions)
+}
+
 func (*REST) NamespaceScoped() bool {
 	return false
 }