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slaves.go
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/
slaves.go
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/*
* SPDX-FileCopyrightText: 2019 SAP SE or an SAP affiliate company and Gardener contributors
*
* SPDX-License-Identifier: Apache-2.0
*/
package source
import (
"k8s.io/apimachinery/pkg/api/errors"
"github.com/gardener/controller-manager-library/pkg/controllermanager/controller"
"github.com/gardener/controller-manager-library/pkg/controllermanager/controller/reconcile"
"github.com/gardener/controller-manager-library/pkg/controllermanager/controller/reconcile/reconcilers"
)
// SlaveReconcilerType creates a slaveReconciler.
func SlaveReconcilerType(c controller.Interface) (reconcile.Interface, error) {
reconciler := &slaveReconciler{
controller: c,
slaves: c.(*reconcilers.SlaveReconciler),
}
return reconciler, nil
}
type slaveReconciler struct {
reconcile.DefaultReconciler
controller controller.Interface
slaves *reconcilers.SlaveReconciler
}
func (r *slaveReconciler) Start() {
r.controller.Infof("determining dangling certificates...")
cluster := r.controller.GetMainCluster()
main := cluster.GetId()
for k := range r.slaves.GetMasters(false) {
if k.Cluster() == main {
if _, err := cluster.GetCachedObject(k); errors.IsNotFound(err) {
r.controller.Infof("trigger vanished origin %s", k.ObjectKey())
_ = r.controller.EnqueueKey(k)
} else {
r.controller.Debugf("found origin %s", k.ObjectKey())
}
}
}
}