HIVE-3132: Switch to Admission v1

v1beta1 has been deprecated, and the last k8s that didn't support v1
(1.16, I think) has been "out of support", for long enough that we
should be safe to move fully to v1 now.

Author: 2uasimojo

config/hiveadmission/clusterdeployment-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: clusterdeploymentvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/clusterimageset-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: clusterimagesetvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/clusterpool-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: clusterpoolvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/clusterprovision-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: clusterprovisionvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/dnszones-webhook.yaml

@@ -7,7 +7,7 @@ metadata:
 webhooks:
 - name: dnszonevalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/machinepool-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: machinepoolvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/selectorsyncset-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: selectorsyncsetvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

config/hiveadmission/syncset-webhook.yaml

@@ -6,7 +6,7 @@ metadata:
 webhooks:
 - name: syncsetvalidators.admission.hive.openshift.io
   admissionReviewVersions:
-  - v1beta1
+  - v1
   clientConfig:
     service:
       # reach the webhook via the registered aggregated API

pkg/operator/assets/bindata.go

@@ -25,7 +25,7 @@ import (
 	autoscalingv1beta1 "github.com/openshift/cluster-autoscaler-operator/pkg/apis/autoscaling/v1beta1"
 	"github.com/openshift/hive/apis"
 	monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
-	admissionv1beta1 "k8s.io/api/admission/v1beta1"
+	admissionv1 "k8s.io/api/admission/v1"
 	rbacv1 "k8s.io/api/rbac/v1"
 	apiextv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
 	crv1alpha1 "k8s.io/cluster-registry/pkg/apis/clusterregistry/v1alpha1"
@@ -43,7 +43,7 @@ var hive_scheme *runtime.Scheme
 func init() {
 	hive_scheme = runtime.NewScheme()
 	admissionregistrationv1.AddToScheme(hive_scheme)
-	admissionv1beta1.AddToScheme(hive_scheme)
+	admissionv1.AddToScheme(hive_scheme)
 	apis.AddToScheme(hive_scheme)
 	apiextv1.AddToScheme(hive_scheme)
 	appsv1.AddToScheme(hive_scheme)