/
main.go
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/
main.go
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/*
* Copyright 2020 The Multicluster-Scheduler 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 main
import (
"admiralty.io/multicluster-scheduler/pkg/common"
"admiralty.io/multicluster-service-account/pkg/config"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
"k8s.io/client-go/kubernetes"
)
func main() {
patch := `{"metadata":{"$deleteFromPrimitiveList/finalizers":["multicluster.admiralty.io/multiclusterForegroundDeletion"]}}`
cfg, _, err := config.ConfigAndNamespace()
utilruntime.Must(err)
k, err := kubernetes.NewForConfig(cfg)
utilruntime.Must(err)
p := patchAll{k, patch}
p.patchPods()
p.patchServices()
}
type patchAll struct {
k *kubernetes.Clientset
patch string
}
func (p patchAll) patchPods() {
l, err := p.k.CoreV1().Pods("").List(metav1.ListOptions{LabelSelector: common.LabelKeyHasFinalizer})
utilruntime.Must(err)
for _, o := range l.Items {
for _, f := range o.Finalizers {
if f == "multicluster.admiralty.io/multiclusterForegroundDeletion" {
_, err := p.k.CoreV1().Pods(o.Namespace).Patch(o.Name, types.StrategicMergePatchType, []byte(p.patch))
utilruntime.Must(err)
break
}
}
}
}
func (p patchAll) patchServices() {
l, err := p.k.CoreV1().Services("").List(metav1.ListOptions{LabelSelector: common.LabelKeyHasFinalizer})
utilruntime.Must(err)
for _, o := range l.Items {
for _, f := range o.Finalizers {
if f == "multicluster.admiralty.io/multiclusterForegroundDeletion" {
_, err := p.k.CoreV1().Services(o.Namespace).Patch(o.Name, types.StrategicMergePatchType, []byte(p.patch))
utilruntime.Must(err)
break
}
}
}
}