kubernetes metrics_resource_adder 源码
kubernetes metrics_resource_adder 代码
文件路径：/staging/src/k8s.io/kubectl/pkg/metricsutil/metrics_resource_adder.go
/*
Copyright 2021 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 metricsutil
import (
corev1 "k8s.io/api/core/v1"
metricsapi "k8s.io/metrics/pkg/apis/metrics"
)
type ResourceAdder struct {
resources []corev1.ResourceName
total corev1.ResourceList
}
func NewResourceAdder(resources []corev1.ResourceName) *ResourceAdder {
return &ResourceAdder{
resources: resources,
total: make(corev1.ResourceList),
}
}
// AddPodMetrics adds each pod metric to the total
func (adder *ResourceAdder) AddPodMetrics(m *metricsapi.PodMetrics) {
for _, c := range m.Containers {
for _, res := range adder.resources {
total := adder.total[res]
total.Add(c.Usage[res])
adder.total[res] = total
}
}
}
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