feat: upgrade admission apiversion to v1 (#697)

Signed-off-by: Jintao Zhang <zhangjintao9020@gmail.com>

Makefile

@@ -71,7 +71,7 @@ unit-test:
 ### e2e-test:             Run e2e test cases (kind is required)
 .PHONY: e2e-test
 e2e-test: ginkgo-check push-images-to-kind
-	kubectl apply -k $(PWD)/samples/deploy/crd/v1
+	kubectl apply -k $(PWD)/samples/deploy/crd
 	cd test/e2e && ginkgo -cover -coverprofile=coverage.txt -r --randomizeSuites --randomizeAllSpecs --trace -p --nodes=$(E2E_CONCURRENCY)
 
 .PHONY: ginkgo-check

docs/en/latest/practices/the-hard-way.md

@@ -602,7 +602,7 @@ subjects:
 Then, we need to create ApisixRoute CRD:
 
 ```bash
-kubectl apply -k samples/deploy/crd/v1
+kubectl apply -k samples/deploy/crd
 ```
 
 Please refer to [samples](http://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd) for details.

samples/deploy/admission/webhook-registration.yaml

@@ -15,7 +15,7 @@
 # limitations under the License.
 #
 
-apiVersion: admissionregistration.k8s.io/v1beta1
+apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
   name: apisix-validations
@@ -38,3 +38,5 @@ webhooks:
         resources: ["apisixroutes"]
     timeoutSeconds: 30
     failurePolicy: Ignore
+    sideEffects: None
+    admissionReviewVersions: ["v1", "v1beta1"]

samples/deploy/crd/kustomization.yaml

@@ -0,0 +1,24 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: ingress-apisix
+commonLabels:
+  apisix.apache.org/app: ingress-apisix
+bases:
+  - ./v1

samples/deploy/kustomization.yaml

@@ -25,4 +25,4 @@ bases:
   - ./admission
   - ./deployment
   - ./rbac
-  - ./crd/v1
+  - ./crd