/
watchdog.go
44 lines (36 loc) · 1.5 KB
/
watchdog.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
// Copyright 2023 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 kubeapiserver
import (
"context"
_ "embed"
corev1 "k8s.io/api/core/v1"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
kubernetesutils "github.com/gardener/gardener/pkg/utils/kubernetes"
)
const (
watchdogConfigMapNamePrefix = "kube-apiserver-watchdog"
dataKeyWatchdogScript = "watchdog.sh"
)
//go:embed resources/watchdog.sh
var watchdogScript string
func (k *kubeAPIServer) reconcileTerminationHandlerConfigMap(ctx context.Context, configMap *corev1.ConfigMap) error {
configMap.Labels = getLabels()
configMap.Data = map[string]string{
dataKeyWatchdogScript: watchdogScript,
}
utilruntime.Must(kubernetesutils.MakeUnique(configMap))
return client.IgnoreAlreadyExists(k.client.Client().Create(ctx, configMap))
}