mirror of
https://github.com/kubernetes-sigs/descheduler.git
synced 2026-01-26 13:29:11 +01:00
128 lines
3.6 KiB
Go
128 lines
3.6 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 api
|
|
|
|
import (
|
|
v1 "k8s.io/api/core/v1"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
)
|
|
|
|
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
|
|
|
|
type DeschedulerPolicy struct {
|
|
metav1.TypeMeta
|
|
|
|
// Strategies
|
|
Strategies StrategyList
|
|
|
|
// NodeSelector for a set of nodes to operate over
|
|
NodeSelector *string
|
|
|
|
// EvictFailedBarePods allows pods without ownerReferences and in failed phase to be evicted.
|
|
EvictFailedBarePods *bool
|
|
|
|
// EvictLocalStoragePods allows pods using local storage to be evicted.
|
|
EvictLocalStoragePods *bool
|
|
|
|
// EvictSystemCriticalPods allows eviction of pods of any priority (including Kubernetes system pods)
|
|
EvictSystemCriticalPods *bool
|
|
|
|
// IgnorePVCPods prevents pods with PVCs from being evicted.
|
|
IgnorePVCPods *bool
|
|
|
|
// MaxNoOfPodsToEvictPerNode restricts maximum of pods to be evicted per node.
|
|
MaxNoOfPodsToEvictPerNode *uint
|
|
|
|
// MaxNoOfPodsToEvictPerNamespace restricts maximum of pods to be evicted per namespace.
|
|
MaxNoOfPodsToEvictPerNamespace *uint
|
|
}
|
|
|
|
type StrategyName string
|
|
type StrategyList map[StrategyName]DeschedulerStrategy
|
|
|
|
type DeschedulerStrategy struct {
|
|
// Enabled or disabled
|
|
Enabled bool
|
|
|
|
// Weight
|
|
Weight int
|
|
|
|
// Strategy parameters
|
|
Params *StrategyParameters
|
|
}
|
|
|
|
// Namespaces carries a list of included/excluded namespaces
|
|
// for which a given strategy is applicable
|
|
type Namespaces struct {
|
|
Include []string
|
|
Exclude []string
|
|
}
|
|
|
|
// Besides Namespaces only one of its members may be specified
|
|
// TODO(jchaloup): move Namespaces ThresholdPriority and ThresholdPriorityClassName to individual strategies
|
|
// once the policy version is bumped to v1alpha2
|
|
type StrategyParameters struct {
|
|
NodeResourceUtilizationThresholds *NodeResourceUtilizationThresholds
|
|
NodeAffinityType []string
|
|
PodsHavingTooManyRestarts *PodsHavingTooManyRestarts
|
|
PodLifeTime *PodLifeTime
|
|
RemoveDuplicates *RemoveDuplicates
|
|
FailedPods *FailedPods
|
|
IncludeSoftConstraints bool
|
|
Namespaces *Namespaces
|
|
ThresholdPriority *int32
|
|
ThresholdPriorityClassName string
|
|
LabelSelector *metav1.LabelSelector
|
|
NodeFit bool
|
|
IncludePreferNoSchedule bool
|
|
ExcludedTaints []string
|
|
}
|
|
|
|
type Percentage float64
|
|
type ResourceThresholds map[v1.ResourceName]Percentage
|
|
|
|
type NodeResourceUtilizationThresholds struct {
|
|
UseDeviationThresholds bool
|
|
Thresholds ResourceThresholds
|
|
TargetThresholds ResourceThresholds
|
|
NumberOfNodes int
|
|
}
|
|
|
|
type PodsHavingTooManyRestarts struct {
|
|
PodRestartThreshold int32
|
|
IncludingInitContainers bool
|
|
}
|
|
|
|
type RemoveDuplicates struct {
|
|
ExcludeOwnerKinds []string
|
|
}
|
|
|
|
type PodLifeTime struct {
|
|
MaxPodLifeTimeSeconds *uint
|
|
States []string
|
|
|
|
// Deprecated: Use States instead.
|
|
PodStatusPhases []string
|
|
}
|
|
|
|
type FailedPods struct {
|
|
ExcludeOwnerKinds []string
|
|
MinPodLifetimeSeconds *uint
|
|
Reasons []string
|
|
IncludingInitContainers bool
|
|
}
|