mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-09-20 15:39:52 +00:00
9c8de9471e
update kubernetes and its dependencies to v1.26.1 Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
89 lines
2.8 KiB
Go
89 lines
2.8 KiB
Go
/*
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Copyright 2017 The Kubernetes 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 initializer
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import (
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"k8s.io/apiserver/pkg/admission"
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"k8s.io/apiserver/pkg/authorization/authorizer"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/informers"
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"k8s.io/client-go/kubernetes"
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"k8s.io/component-base/featuregate"
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)
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type pluginInitializer struct {
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externalClient kubernetes.Interface
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dynamicClient dynamic.Interface
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externalInformers informers.SharedInformerFactory
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authorizer authorizer.Authorizer
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featureGates featuregate.FeatureGate
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stopCh <-chan struct{}
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}
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// New creates an instance of admission plugins initializer.
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// This constructor is public with a long param list so that callers immediately know that new information can be expected
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// during compilation when they update a level.
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func New(
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extClientset kubernetes.Interface,
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dynamicClient dynamic.Interface,
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extInformers informers.SharedInformerFactory,
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authz authorizer.Authorizer,
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featureGates featuregate.FeatureGate,
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stopCh <-chan struct{},
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) pluginInitializer {
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return pluginInitializer{
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externalClient: extClientset,
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dynamicClient: dynamicClient,
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externalInformers: extInformers,
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authorizer: authz,
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featureGates: featureGates,
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stopCh: stopCh,
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}
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}
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// Initialize checks the initialization interfaces implemented by a plugin
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// and provide the appropriate initialization data
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func (i pluginInitializer) Initialize(plugin admission.Interface) {
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// First tell the plugin about drained notification, so it can pass it to further initializations.
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if wants, ok := plugin.(WantsDrainedNotification); ok {
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wants.SetDrainedNotification(i.stopCh)
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}
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// Second tell the plugin about enabled features, so it can decide whether to start informers or not
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if wants, ok := plugin.(WantsFeatures); ok {
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wants.InspectFeatureGates(i.featureGates)
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}
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if wants, ok := plugin.(WantsExternalKubeClientSet); ok {
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wants.SetExternalKubeClientSet(i.externalClient)
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}
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if wants, ok := plugin.(WantsDynamicClient); ok {
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wants.SetDynamicClient(i.dynamicClient)
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}
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if wants, ok := plugin.(WantsExternalKubeInformerFactory); ok {
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wants.SetExternalKubeInformerFactory(i.externalInformers)
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}
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if wants, ok := plugin.(WantsAuthorizer); ok {
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wants.SetAuthorizer(i.authorizer)
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}
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}
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var _ admission.PluginInitializer = pluginInitializer{}
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