89 lines
2.9 KiB
Go
89 lines
2.9 KiB
Go
/*
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Copyright 2023 The Kruise Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package crd
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import (
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"context"
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"fmt"
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"reflect"
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apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
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apiextensionsclientset "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
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apiextensionslisters "k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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rolloutapi "github.com/openkruise/rollouts/api"
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webhookutil "github.com/openkruise/rollouts/pkg/webhook/util"
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)
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var (
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scheme = runtime.NewScheme()
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)
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func init() {
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utilruntime.Must(rolloutapi.AddToScheme(scheme))
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}
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func Ensure(client apiextensionsclientset.Interface, lister apiextensionslisters.CustomResourceDefinitionLister, caBundle []byte) error {
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crdList, err := lister.List(labels.Everything())
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if err != nil {
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return fmt.Errorf("failed to list crds: %v", err)
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}
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webhookConfig := apiextensionsv1.WebhookClientConfig{
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CABundle: caBundle,
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}
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path := "/convert"
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if host := webhookutil.GetHost(); len(host) > 0 {
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url := fmt.Sprintf("https://%s:%d%s", host, webhookutil.GetPort(), path)
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webhookConfig.URL = &url
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} else {
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var port int32 = 443
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webhookConfig.Service = &apiextensionsv1.ServiceReference{
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Namespace: webhookutil.GetNamespace(),
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Name: webhookutil.GetServiceName(),
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Port: &port,
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Path: &path,
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}
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}
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for _, crd := range crdList {
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if len(crd.Spec.Versions) == 0 || crd.Spec.Conversion == nil || crd.Spec.Conversion.Strategy != apiextensionsv1.WebhookConverter {
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continue
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}
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if !scheme.Recognizes(schema.GroupVersionKind{Group: crd.Spec.Group, Version: crd.Spec.Versions[0].Name, Kind: crd.Spec.Names.Kind}) {
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continue
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}
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if crd.Spec.Conversion.Webhook == nil || !reflect.DeepEqual(crd.Spec.Conversion.Webhook.ClientConfig, webhookConfig) {
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newCRD := crd.DeepCopy()
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newCRD.Spec.Conversion.Webhook = &apiextensionsv1.WebhookConversion{
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ClientConfig: webhookConfig.DeepCopy(),
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ConversionReviewVersions: []string{"v1", "v1beta1"},
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}
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if _, err := client.ApiextensionsV1().CustomResourceDefinitions().Update(context.TODO(), newCRD, metav1.UpdateOptions{}); err != nil {
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return fmt.Errorf("failed to update CRD %s: %v", newCRD.Name, err)
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}
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}
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}
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return nil
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}
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