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https://github.com/optim-enterprises-bv/kubernetes.git
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95b2777204
Set the container cpuset.memory during the creation and avoid an additional call to the resources update of the container. Signed-off-by: Artyom Lukianov <alukiano@redhat.com>
74 lines
2.3 KiB
Go
74 lines
2.3 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cm
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import (
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"k8s.io/api/core/v1"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
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kubefeatures "k8s.io/kubernetes/pkg/features"
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"k8s.io/kubernetes/pkg/kubelet/cm/cpumanager"
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"k8s.io/kubernetes/pkg/kubelet/cm/memorymanager"
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"k8s.io/kubernetes/pkg/kubelet/cm/topologymanager"
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)
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type InternalContainerLifecycle interface {
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PreCreateContainer(pod *v1.Pod, container *v1.Container, containerConfig *runtimeapi.ContainerConfig) error
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PreStartContainer(pod *v1.Pod, container *v1.Container, containerID string) error
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PreStopContainer(containerID string) error
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PostStopContainer(containerID string) error
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}
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// Implements InternalContainerLifecycle interface.
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type internalContainerLifecycleImpl struct {
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cpuManager cpumanager.Manager
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memoryManager memorymanager.Manager
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topologyManager topologymanager.Manager
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}
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func (i *internalContainerLifecycleImpl) PreStartContainer(pod *v1.Pod, container *v1.Container, containerID string) error {
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if i.cpuManager != nil {
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i.cpuManager.AddContainer(pod, container, containerID)
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}
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if i.memoryManager != nil {
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i.memoryManager.AddContainer(pod, container, containerID)
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}
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if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.TopologyManager) {
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err := i.topologyManager.AddContainer(pod, containerID)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (i *internalContainerLifecycleImpl) PreStopContainer(containerID string) error {
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return nil
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}
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func (i *internalContainerLifecycleImpl) PostStopContainer(containerID string) error {
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if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.TopologyManager) {
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err := i.topologyManager.RemoveContainer(containerID)
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if err != nil {
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return err
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}
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}
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return nil
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}
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