mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-10-31 02:08:13 +00:00
64 lines
2.2 KiB
Go
64 lines
2.2 KiB
Go
/*
|
|
Copyright 2017 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 util
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/kubernetes/pkg/api"
|
|
"k8s.io/kubernetes/pkg/api/v1"
|
|
podutil "k8s.io/kubernetes/pkg/api/v1/pod"
|
|
extensions "k8s.io/kubernetes/pkg/apis/extensions/v1beta1"
|
|
labelsutil "k8s.io/kubernetes/pkg/util/labels"
|
|
)
|
|
|
|
// GetPodTemplateWithHash returns copy of provided template with additional
|
|
// label which contains hash of provided template
|
|
func GetPodTemplateWithGeneration(template v1.PodTemplateSpec, generation int64) v1.PodTemplateSpec {
|
|
obj, _ := api.Scheme.DeepCopy(template)
|
|
newTemplate := obj.(v1.PodTemplateSpec)
|
|
templateGenerationStr := fmt.Sprint(generation)
|
|
newTemplate.ObjectMeta.Labels = labelsutil.CloneAndAddLabel(
|
|
template.ObjectMeta.Labels,
|
|
extensions.DaemonSetTemplateGenerationKey,
|
|
templateGenerationStr,
|
|
)
|
|
return newTemplate
|
|
}
|
|
|
|
// IsPodUpdate checks if pod contains label with provided hash
|
|
func IsPodUpdated(dsTemplateGeneration int64, pod *v1.Pod) bool {
|
|
podTemplateGeneration, generationExists := pod.ObjectMeta.Labels[extensions.DaemonSetTemplateGenerationKey]
|
|
dsTemplateGenerationStr := fmt.Sprint(dsTemplateGeneration)
|
|
return generationExists && podTemplateGeneration == dsTemplateGenerationStr
|
|
}
|
|
|
|
// SplitByAvailablePods splits provided daemon set pods by availabilty
|
|
func SplitByAvailablePods(minReadySeconds int32, pods []*v1.Pod) ([]*v1.Pod, []*v1.Pod) {
|
|
unavailablePods := []*v1.Pod{}
|
|
availablePods := []*v1.Pod{}
|
|
for _, pod := range pods {
|
|
if podutil.IsPodAvailable(pod, minReadySeconds, metav1.Now()) {
|
|
availablePods = append(availablePods, pod)
|
|
} else {
|
|
unavailablePods = append(unavailablePods, pod)
|
|
}
|
|
}
|
|
return availablePods, unavailablePods
|
|
}
|