mirror of https://github.com/k3s-io/k3s
58 lines
1.8 KiB
Go
58 lines
1.8 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 cm
|
|
|
|
import (
|
|
"k8s.io/api/core/v1"
|
|
|
|
utilfeature "k8s.io/apiserver/pkg/util/feature"
|
|
kubefeatures "k8s.io/kubernetes/pkg/features"
|
|
"k8s.io/kubernetes/pkg/kubelet/cm/cpumanager"
|
|
)
|
|
|
|
type InternalContainerLifecycle interface {
|
|
PreStartContainer(pod *v1.Pod, container *v1.Container, containerID string) error
|
|
PreStopContainer(containerID string) error
|
|
PostStopContainer(containerID string) error
|
|
}
|
|
|
|
// Implements InternalContainerLifecycle interface.
|
|
type internalContainerLifecycleImpl struct {
|
|
cpuManager cpumanager.Manager
|
|
}
|
|
|
|
func (i *internalContainerLifecycleImpl) PreStartContainer(pod *v1.Pod, container *v1.Container, containerID string) error {
|
|
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.CPUManager) {
|
|
return i.cpuManager.AddContainer(pod, container, containerID)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (i *internalContainerLifecycleImpl) PreStopContainer(containerID string) error {
|
|
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.CPUManager) {
|
|
return i.cpuManager.RemoveContainer(containerID)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (i *internalContainerLifecycleImpl) PostStopContainer(containerID string) error {
|
|
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.CPUManager) {
|
|
return i.cpuManager.RemoveContainer(containerID)
|
|
}
|
|
return nil
|
|
}
|