plugin

package
v0.6.1 Latest Latest
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 Go to latest Published: Jan 12, 2023 License: Apache-2.0 Imports: 32 Imported by: 0

Documentation

Overview

Copyright 2022/8/21 Alibaba Cloud.

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.

Copyright 2022/8/23 Alibaba Cloud.

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.

Index

Constants

View Source 
const PluginName = "Open-Local"

Variables

This section is empty.

Functions

func NewLocalPlugin 

func NewLocalPlugin(configuration runtime.Object, f framework.Handle) (framework.Plugin, error)

NewLocalPlugin

Types

type DeviceScorer 

type DeviceScorer struct {
	// contains filtered or unexported fields
}

func NewDeviceScorer 

func NewDeviceScorer(strategy localtype.StrategyType, nodeAntiAffinityWeight *localtype.NodeAntiAffinityWeight) *DeviceScorer

func (*DeviceScorer) ScoreByCapacity 

func (scorer *DeviceScorer) ScoreByCapacity(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*DeviceScorer) ScoreByCount 

func (scorer *DeviceScorer) ScoreByCount(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*DeviceScorer) ScoreByNodeAntiAffinity 

func (scorer *DeviceScorer) ScoreByNodeAntiAffinity(nodeAllocate *cache.NodeAllocateState) (score int64)

type LocalPlugin 

type LocalPlugin struct {
	// contains filtered or unexported fields
}

func (*LocalPlugin) Filter 

func (plugin *LocalPlugin) Filter(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, nodeInfo *framework.NodeInfo) *framework.Status

TODO This plugin can't get staticBindings pvc bound by volume_binding plugin here, so node storage that have no space but exist matchingVolume may also fail

func (*LocalPlugin) Name 

func (plugin *LocalPlugin) Name() string

Name returns name of the plugin. It is used in logs, etc.

func (*LocalPlugin) NormalizeScore 

func (plugin *LocalPlugin) NormalizeScore(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, scores framework.NodeScoreList) *framework.Status

NormalizeScore invoked after scoring all nodes.

func (*LocalPlugin) OnNodeLocalStorageAdd 

func (plugin *LocalPlugin) OnNodeLocalStorageAdd(obj interface{})

func (*LocalPlugin) OnNodeLocalStorageUpdate 

func (plugin *LocalPlugin) OnNodeLocalStorageUpdate(oldObj, newObj interface{})

func (*LocalPlugin) OnPVAdd 

func (plugin *LocalPlugin) OnPVAdd(obj interface{})

func (*LocalPlugin) OnPVCAdd 

func (plugin *LocalPlugin) OnPVCAdd(obj interface{})

func (*LocalPlugin) OnPVCDelete 

func (plugin *LocalPlugin) OnPVCDelete(obj interface{})

func (*LocalPlugin) OnPVCUpdate 

func (plugin *LocalPlugin) OnPVCUpdate(oldObj, newObj interface{})

func (*LocalPlugin) OnPVDelete 

func (plugin *LocalPlugin) OnPVDelete(obj interface{})

func (*LocalPlugin) OnPVUpdate 

func (plugin *LocalPlugin) OnPVUpdate(oldObj, newObj interface{})

func (*LocalPlugin) OnPodAdd 

func (plugin *LocalPlugin) OnPodAdd(obj interface{})

func (*LocalPlugin) OnPodDelete 

func (plugin *LocalPlugin) OnPodDelete(obj interface{})

func (*LocalPlugin) OnPodUpdate 

func (plugin *LocalPlugin) OnPodUpdate(oldObj, newObj interface{})

func (*LocalPlugin) PreBind 

func (plugin *LocalPlugin) PreBind(ctx context.Context, state *framework.CycleState, p *corev1.Pod, nodeName string) *framework.Status

TODO 1) staticBindings PVC which bound by volume_binding plugin may patch a wrong VG or Device to pod. TODO 1) such as pvc allocated with VG1 OR Device1 by scheduler, but bound by volume_binding with pv of VG2 OR Device2 TODO 2) if Prebind step error, we will not revert patch info of pod, it can update next schedule cycle

func (*LocalPlugin) PreFilter 

func (plugin *LocalPlugin) PreFilter(ctx context.Context, state *framework.CycleState, pod *corev1.Pod) *framework.Status

func (*LocalPlugin) PreFilterExtensions 

func (plugin *LocalPlugin) PreFilterExtensions() framework.PreFilterExtensions

func (*LocalPlugin) Reserve 

func (plugin *LocalPlugin) Reserve(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, nodeName string) *framework.Status

PVC which will be bound as a staticBindings at step volume_binding.PreBind, finally allocate by pv and no need revert by pvc

func (*LocalPlugin) ReserveReservation 

func (plugin *LocalPlugin) ReserveReservation(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, reservationPod *corev1.Pod, nodeName string) *framework.Status

func (*LocalPlugin) Score 

func (plugin *LocalPlugin) Score(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, nodeName string) (int64, *framework.Status)

func (*LocalPlugin) ScoreExtensions 

func (plugin *LocalPlugin) ScoreExtensions() framework.ScoreExtensions

ScoreExtensions of the Score plugin.

func (*LocalPlugin) Unreserve 

func (plugin *LocalPlugin) Unreserve(ctx context.Context, state *framework.CycleState, p *corev1.Pod, nodeName string)

func (*LocalPlugin) UnreserveReservation 

func (plugin *LocalPlugin) UnreserveReservation(ctx context.Context, state *framework.CycleState, pod *corev1.Pod, reservationPod *corev1.Pod, nodeName string)

type OpenLocalArg 

type OpenLocalArg struct {
	KubeConfigPath       string `json:"kubeConfigPath,omitempty"`
	SchedulerStrategy    string `json:"schedulerStrategy,omitempty"`
	NodeAntiAffinityConf string `json:"nodeAntiAffinityConf,omitempty"`
}

type ScoreCalculator 

type ScoreCalculator struct {
	// contains filtered or unexported fields
}

func NewScoreCalculator 

func NewScoreCalculator(strategy localtype.StrategyType, nodeAntiAffinityWeight *localtype.NodeAntiAffinityWeight) *ScoreCalculator

func (*ScoreCalculator) Score 

func (scorer *ScoreCalculator) Score(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*ScoreCalculator) ScoreByCapacity 

func (scorer *ScoreCalculator) ScoreByCapacity(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*ScoreCalculator) ScoreByCount 

func (scorer *ScoreCalculator) ScoreByCount(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*ScoreCalculator) ScoreByNodeAntiAffinity 

func (scorer *ScoreCalculator) ScoreByNodeAntiAffinity(nodeAllocate *cache.NodeAllocateState) (score int64)

type Scorer 

type Scorer interface {
	ScoreByCapacity(nodeAllocate *cache.NodeAllocateState) (score int64)
	ScoreByCount(nodeAllocate *cache.NodeAllocateState) (score int64)
	ScoreByNodeAntiAffinity(nodeAllocate *cache.NodeAllocateState) (score int64)
}

type VolumeGroupScorer 

type VolumeGroupScorer struct {
	// contains filtered or unexported fields
}

func NewVolumeGroupScorer 

func NewVolumeGroupScorer(strategy localtype.StrategyType) *VolumeGroupScorer

func (*VolumeGroupScorer) ScoreByCapacity 

func (scorer *VolumeGroupScorer) ScoreByCapacity(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*VolumeGroupScorer) ScoreByCount 

func (scorer *VolumeGroupScorer) ScoreByCount(nodeAllocate *cache.NodeAllocateState) (score int64)

func (*VolumeGroupScorer) ScoreByNodeAntiAffinity 

func (scorer *VolumeGroupScorer) ScoreByNodeAntiAffinity(nodeAllocate *cache.NodeAllocateState) (score int64)

Source Files

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