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seed_control.go
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seed_control.go
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// Copyright (c) 2018 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 shoot
import (
"github.com/gardener/gardener/pkg/logger"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/client-go/tools/cache"
)
func (c *Controller) seedAdd(obj interface{}) {
key, err := cache.MetaNamespaceKeyFunc(obj)
if err != nil {
logger.Logger.Errorf("Couldn't get key for object %+v: %v", obj, err)
return
}
c.seedQueue.Add(key)
}
func (c *Controller) seedUpdate(oldObj, newObj interface{}) {
c.seedAdd(newObj)
}
func (c *Controller) seedDelete(obj interface{}) {
key, err := cache.DeletionHandlingMetaNamespaceKeyFunc(obj)
if err != nil {
logger.Logger.Errorf("Couldn't get key for object %+v: %v", obj, err)
return
}
c.seedQueue.Add(key)
}
func (c *Controller) reconcileSeedKey(key string) error {
_, name, err := cache.SplitMetaNamespaceKey(key)
if err != nil {
return err
}
seedID := newID("", name)
seed, err := c.seedLister.Get(name)
if apierrors.IsNotFound(err) {
logger.Logger.Debugf("[SHOOT SEED RECONCILE] %s - skipping because Seed has been deleted", key)
c.scheduler.UnmarkStatic(seedID)
return nil
}
if err != nil {
logger.Logger.Infof("[SHOOT SEED RECONCILE] %s - unable to retrieve object from store: %v", key, err)
return err
}
if !seedIsShoot(seed) {
c.scheduler.MarkStatic(seedID)
} else {
c.scheduler.UnmarkStatic(seedID)
}
return nil
}