mirror of
https://github.com/kubernetes-sigs/descheduler.git
synced 2026-01-26 21:31:18 +01:00
134 lines
3.7 KiB
Go
134 lines
3.7 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 api
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import (
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
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type DeschedulerPolicy struct {
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metav1.TypeMeta
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// Strategies
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Strategies StrategyList
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// NodeSelector for a set of nodes to operate over
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NodeSelector *string
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// EvictFailedBarePods allows pods without ownerReferences and in failed phase to be evicted.
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EvictFailedBarePods *bool
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// EvictLocalStoragePods allows pods using local storage to be evicted.
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EvictLocalStoragePods *bool
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// EvictSystemCriticalPods allows eviction of pods of any priority (including Kubernetes system pods)
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EvictSystemCriticalPods *bool
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// IgnorePVCPods prevents pods with PVCs from being evicted.
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IgnorePVCPods *bool
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// MaxNoOfPodsToEvictPerNode restricts maximum of pods to be evicted per node.
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MaxNoOfPodsToEvictPerNode *uint
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// MaxNoOfPodsToEvictPerNamespace restricts maximum of pods to be evicted per namespace.
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MaxNoOfPodsToEvictPerNamespace *uint
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}
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type StrategyName string
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type StrategyList map[StrategyName]DeschedulerStrategy
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type DeschedulerStrategy struct {
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// Enabled or disabled
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Enabled bool
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// Weight
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Weight int
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// Strategy parameters
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Params *StrategyParameters
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}
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// Namespaces carries a list of included/excluded namespaces
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// for which a given strategy is applicable
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type Namespaces struct {
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Include []string
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Exclude []string
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}
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// Besides Namespaces only one of its members may be specified
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// TODO(jchaloup): move Namespaces ThresholdPriority and ThresholdPriorityClassName to individual strategies
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//
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// once the policy version is bumped to v1alpha2
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type StrategyParameters struct {
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NodeResourceUtilizationThresholds *NodeResourceUtilizationThresholds
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NodeAffinityType []string
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PodsHavingTooManyRestarts *PodsHavingTooManyRestarts
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PodLifeTime *PodLifeTime
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RemoveDuplicates *RemoveDuplicates
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FailedPods *FailedPods
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IncludeSoftConstraints bool
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Namespaces *Namespaces
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ThresholdPriority *int32
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ThresholdPriorityClassName string
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LabelSelector *metav1.LabelSelector
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NodeFit bool
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IncludePreferNoSchedule bool
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ExcludedTaints []string
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}
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type Percentage float64
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type ResourceThresholds map[v1.ResourceName]Percentage
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type NodeResourceUtilizationThresholds struct {
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UseDeviationThresholds bool
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Thresholds ResourceThresholds
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TargetThresholds ResourceThresholds
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NumberOfNodes int
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}
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type PodsHavingTooManyRestarts struct {
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PodRestartThreshold int32
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IncludingInitContainers bool
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}
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type RemoveDuplicates struct {
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ExcludeOwnerKinds []string
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}
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type PodLifeTime struct {
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MaxPodLifeTimeSeconds *uint
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States []string
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// Deprecated: Use States instead.
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PodStatusPhases []string
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}
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type FailedPods struct {
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ExcludeOwnerKinds []string
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MinPodLifetimeSeconds *uint
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Reasons []string
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IncludingInitContainers bool
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}
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type PriorityThreshold struct {
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Value *int32
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Name string
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}
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