kube-apiserver: enable admission registration v1beta by default

hack/local-up-cluster.sh

@@ -464,13 +464,6 @@ function start_apiserver {
         RUNTIME_CONFIG+="admissionregistration.k8s.io/v1alpha1"
     fi
 
-    if [[ ${ADMISSION_CONTROL} == *"AdmissionWebhook"* ]]; then
-        if [[ -n "${RUNTIME_CONFIG}" ]]; then
-          RUNTIME_CONFIG+=","
-        fi
-        RUNTIME_CONFIG+="admissionregistration.k8s.io/v1beta1"
-    fi
-
     runtime_config=""
     if [[ -n "${RUNTIME_CONFIG}" ]]; then
       runtime_config="--runtime-config=${RUNTIME_CONFIG}"

pkg/master/BUILD

@@ -71,6 +71,7 @@ go_library(
         "//pkg/util/node:go_default_library",
         "//vendor/github.com/golang/glog:go_default_library",
         "//vendor/github.com/prometheus/client_golang/prometheus:go_default_library",
+        "//vendor/k8s.io/api/admissionregistration/v1beta1:go_default_library",
         "//vendor/k8s.io/api/apps/v1:go_default_library",
         "//vendor/k8s.io/api/apps/v1beta1:go_default_library",
         "//vendor/k8s.io/api/apps/v1beta2:go_default_library",

pkg/master/master.go

@@ -24,6 +24,7 @@ import (
 	"strconv"
 	"time"
 
+	admissionregistrationv1beta1 "k8s.io/api/admissionregistration/v1beta1"
 	appsv1 "k8s.io/api/apps/v1"
 	appsv1beta1 "k8s.io/api/apps/v1beta1"
 	appsv1beta2 "k8s.io/api/apps/v1beta2"
@@ -53,6 +54,7 @@ import (
 	"k8s.io/apiserver/pkg/server/healthz"
 	serverstorage "k8s.io/apiserver/pkg/server/storage"
 	storagefactory "k8s.io/apiserver/pkg/storage/storagebackend/factory"
+	"k8s.io/client-go/informers"
 	corev1client "k8s.io/client-go/kubernetes/typed/core/v1"
 	api "k8s.io/kubernetes/pkg/apis/core"
 	coreclient "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/core/internalversion"
@@ -69,7 +71,6 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 
 	// RESTStorage installers
-	"k8s.io/client-go/informers"
 	admissionregistrationrest "k8s.io/kubernetes/pkg/registry/admissionregistration/rest"
 	appsrest "k8s.io/kubernetes/pkg/registry/apps/rest"
 	authenticationrest "k8s.io/kubernetes/pkg/registry/authentication/rest"
@@ -483,6 +484,7 @@ func DefaultAPIResourceConfigSource() *serverstorage.ResourceConfig {
 		authorizationapiv1beta1.SchemeGroupVersion,
 		networkingapiv1.SchemeGroupVersion,
 		eventsv1beta1.SchemeGroupVersion,
+		admissionregistrationv1beta1.SchemeGroupVersion,
 	)
 
 	// all extensions resources except these are disabled by default