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54 lines
2.0 KiB
Go
54 lines
2.0 KiB
Go
/*
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Copyright 2018 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 dynamicinformer
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/informers"
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)
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// DynamicSharedInformerFactory provides access to a shared informer and lister for dynamic client
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type DynamicSharedInformerFactory interface {
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// Start initializes all requested informers. They are handled in goroutines
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// which run until the stop channel gets closed.
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Start(stopCh <-chan struct{})
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// ForResource gives generic access to a shared informer of the matching type.
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ForResource(gvr schema.GroupVersionResource) informers.GenericInformer
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// WaitForCacheSync blocks until all started informers' caches were synced
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// or the stop channel gets closed.
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WaitForCacheSync(stopCh <-chan struct{}) map[schema.GroupVersionResource]bool
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// Shutdown marks a factory as shutting down. At that point no new
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// informers can be started anymore and Start will return without
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// doing anything.
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//
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// In addition, Shutdown blocks until all goroutines have terminated. For that
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// to happen, the close channel(s) that they were started with must be closed,
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// either before Shutdown gets called or while it is waiting.
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//
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// Shutdown may be called multiple times, even concurrently. All such calls will
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// block until all goroutines have terminated.
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Shutdown()
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}
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// TweakListOptionsFunc defines the signature of a helper function
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// that wants to provide more listing options to API
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type TweakListOptionsFunc func(*metav1.ListOptions)
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