/
restore.go
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/
restore.go
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// Copyright 2018 Oracle and/or its affiliates. All rights reserved.
//
// 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 v1alpha1
import (
time "time"
mysql_v1alpha1 "github.com/oracle/mysql-operator/pkg/apis/mysql/v1alpha1"
versioned "github.com/oracle/mysql-operator/pkg/generated/clientset/versioned"
internalinterfaces "github.com/oracle/mysql-operator/pkg/generated/informers/externalversions/internalinterfaces"
v1alpha1 "github.com/oracle/mysql-operator/pkg/generated/listers/mysql/v1alpha1"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
runtime "k8s.io/apimachinery/pkg/runtime"
watch "k8s.io/apimachinery/pkg/watch"
cache "k8s.io/client-go/tools/cache"
)
// RestoreInformer provides access to a shared informer and lister for
// Restores.
type RestoreInformer interface {
Informer() cache.SharedIndexInformer
Lister() v1alpha1.RestoreLister
}
type restoreInformer struct {
factory internalinterfaces.SharedInformerFactory
tweakListOptions internalinterfaces.TweakListOptionsFunc
namespace string
}
// NewRestoreInformer constructs a new informer for Restore type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewRestoreInformer(client versioned.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
return NewFilteredRestoreInformer(client, namespace, resyncPeriod, indexers, nil)
}
// NewFilteredRestoreInformer constructs a new informer for Restore type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewFilteredRestoreInformer(client versioned.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
return cache.NewSharedIndexInformer(
&cache.ListWatch{
ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.MySQLV1alpha1().Restores(namespace).List(options)
},
WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.MySQLV1alpha1().Restores(namespace).Watch(options)
},
},
&mysql_v1alpha1.Restore{},
resyncPeriod,
indexers,
)
}
func (f *restoreInformer) defaultInformer(client versioned.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
return NewFilteredRestoreInformer(client, f.namespace, resyncPeriod, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, f.tweakListOptions)
}
func (f *restoreInformer) Informer() cache.SharedIndexInformer {
return f.factory.InformerFor(&mysql_v1alpha1.Restore{}, f.defaultInformer)
}
func (f *restoreInformer) Lister() v1alpha1.RestoreLister {
return v1alpha1.NewRestoreLister(f.Informer().GetIndexer())
}