kubernetes/cmd/kube-controller-manager/app/validatingadmissionpolicystatus.go
Jiahui Feng 049614f884
ValidatingAdmissionPolicy controller for Type Checking (#117377)
* [API REVIEW] ValidatingAdmissionPolicyStatucController config.

worker count.

* ValidatingAdmissionPolicyStatus controller.

* remove CEL typechecking from API server.

* fix initializer tests.

* remove type checking integration tests

from API server integration tests.

* validatingadmissionpolicy-status options.

* grant access to VAP controller.

* add defaulting unit test.

* generated: ./hack/update-codegen.sh

* add OWNERS for VAP status controller.

* type checking test case.
2023-07-13 13:41:50 -07:00

52 lines
2.2 KiB
Go

/*
Copyright 2023 The Kubernetes Authors.
Licensed 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.
*/
package app
import (
"context"
admissionregistrationv1alpha1 "k8s.io/api/admissionregistration/v1alpha1"
pluginvalidatingadmissionpolicy "k8s.io/apiserver/pkg/admission/plugin/validatingadmissionpolicy"
"k8s.io/apiserver/pkg/cel/openapi/resolver"
"k8s.io/client-go/kubernetes/scheme"
"k8s.io/controller-manager/controller"
"k8s.io/kubernetes/pkg/controller/validatingadmissionpolicystatus"
"k8s.io/kubernetes/pkg/generated/openapi"
)
var validatingAdmissionPolicyResource = admissionregistrationv1alpha1.SchemeGroupVersion.WithResource("validatingadmissionpolicies")
func startValidatingAdmissionPolicyStatusController(ctx context.Context, controllerContext ControllerContext) (controller.Interface, bool, error) {
// intended check against served resource but not feature gate.
// KCM won't start the controller without the feature gate set.
if !controllerContext.AvailableResources[validatingAdmissionPolicyResource] {
return nil, false, nil
}
typeChecker := &pluginvalidatingadmissionpolicy.TypeChecker{
SchemaResolver: resolver.NewDefinitionsSchemaResolver(scheme.Scheme, openapi.GetOpenAPIDefinitions),
RestMapper: controllerContext.RESTMapper,
}
c, err := validatingadmissionpolicystatus.NewController(
controllerContext.InformerFactory.Admissionregistration().V1alpha1().ValidatingAdmissionPolicies(),
controllerContext.ClientBuilder.ClientOrDie("validatingadmissionpolicy-status-controller").AdmissionregistrationV1alpha1().ValidatingAdmissionPolicies(),
typeChecker,
)
go c.Run(ctx, int(controllerContext.ComponentConfig.ValidatingAdmissionPolicyStatusController.ConcurrentPolicySyncs))
return nil, true, err
}