generated from kubernetes/kubernetes-template-project
/
controller.go
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/
controller.go
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/*
Copyright 2019 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 configmap
import (
corev1 "k8s.io/api/core/v1"
"k8s.io/client-go/informers"
clientset "k8s.io/client-go/kubernetes"
v1core "k8s.io/client-go/kubernetes/typed/core/v1"
listersv1 "k8s.io/client-go/listers/core/v1"
"k8s.io/client-go/tools/cache"
vcclient "sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/client/clientset/versioned"
vcinformers "sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/client/informers/externalversions/tenancy/v1alpha1"
"sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/syncer/apis/config"
"sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/syncer/manager"
pa "sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/syncer/patrol"
mc "sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/util/mccontroller"
"sigs.k8s.io/cluster-api-provider-nested/virtualcluster/pkg/util/plugin"
)
func init() {
plugin.SyncerResourceRegister.Register(&plugin.Registration{
ID: "configmap",
InitFn: func(ctx *plugin.InitContext) (interface{}, error) {
return NewConfigMapController(ctx.Config.(*config.SyncerConfiguration), ctx.Client, ctx.Informer, ctx.VCClient, ctx.VCInformer, manager.ResourceSyncerOptions{})
},
})
}
type controller struct {
manager.BaseResourceSyncer
// super control plane configMap client
configMapClient v1core.ConfigMapsGetter
// super control plane configMap informer lister/synced function
configMapLister listersv1.ConfigMapLister
configMapSynced cache.InformerSynced
}
func NewConfigMapController(config *config.SyncerConfiguration,
client clientset.Interface,
informer informers.SharedInformerFactory,
vcClient vcclient.Interface,
vcInformer vcinformers.VirtualClusterInformer,
options manager.ResourceSyncerOptions) (manager.ResourceSyncer, error) {
c := &controller{
BaseResourceSyncer: manager.BaseResourceSyncer{
Config: config,
},
configMapClient: client.CoreV1(),
}
var err error
c.MultiClusterController, err = mc.NewMCController(&corev1.ConfigMap{}, &corev1.ConfigMapList{}, c, mc.WithOptions(options.MCOptions))
if err != nil {
return nil, err
}
c.configMapLister = informer.Core().V1().ConfigMaps().Lister()
if options.IsFake {
c.configMapSynced = func() bool { return true }
} else {
c.configMapSynced = informer.Core().V1().ConfigMaps().Informer().HasSynced
}
c.Patroller, err = pa.NewPatroller(&corev1.ConfigMap{}, c, pa.WithOptions(options.PatrolOptions))
if err != nil {
return nil, err
}
return c, nil
}