switch to rbac/v1 (#829)

* switch to rbac/v1

pkg/controller/controller.go

@@ -7,7 +7,7 @@ import (
 
 	"github.com/sirupsen/logrus"
 	v1 "k8s.io/api/core/v1"
-	rbacv1beta1 "k8s.io/api/rbac/v1beta1"
+	rbacv1 "k8s.io/api/rbac/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/client-go/kubernetes/scheme"
@@ -57,7 +57,7 @@ type Controller struct {
 	workerLogs map[uint32]ringlog.RingLogger
 
 	PodServiceAccount            *v1.ServiceAccount
-	PodServiceAccountRoleBinding *rbacv1beta1.RoleBinding
+	PodServiceAccountRoleBinding *rbacv1.RoleBinding
 }
 
 // NewController creates a new controller
@@ -198,7 +198,7 @@ func (c *Controller) initRoleBinding() {
 	if c.opConfig.PodServiceAccountRoleBindingDefinition == "" {
 		c.opConfig.PodServiceAccountRoleBindingDefinition = fmt.Sprintf(`
 		{
-			"apiVersion": "rbac.authorization.k8s.io/v1beta1",
+			"apiVersion": "rbac.authorization.k8s.io/v1",
 			"kind": "RoleBinding",
 			"metadata": {
 				   "name": "%s"
@@ -227,7 +227,7 @@ func (c *Controller) initRoleBinding() {
 	case groupVersionKind.Kind != "RoleBinding":
 		panic(fmt.Errorf("role binding definition in the operator config map defines another type of resource: %v", groupVersionKind.Kind))
 	default:
-		c.PodServiceAccountRoleBinding = obj.(*rbacv1beta1.RoleBinding)
+		c.PodServiceAccountRoleBinding = obj.(*rbacv1.RoleBinding)
 		c.PodServiceAccountRoleBinding.Namespace = ""
 		c.logger.Info("successfully parsed")