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feat: support eviction of failed bare pods

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This patch adds the policy(evictFailedBarePods) to allow the failed
pods without ownerReferences to be evicted. For backward compatibility,
disable the policy by default. Address #644.
This commit is contained in:
babygoat
2022-01-03 10:19:48 +08:00
parent 2b23694704
commit 1529180d70
27 changed files with 101 additions and 15 deletions
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3
pkg/api/v1alpha1/types.go
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@@ -32,6 +32,9 @@ type DeschedulerPolicy struct {
// NodeSelector for a set of nodes to operate over
NodeSelector *string `json:"nodeSelector,omitempty"`
// EvictFailedBarePods allows pods without ownerReferences and in failed phase to be evicted.
EvictFailedBarePods *bool `json:"evictFailedBarePods,omitempty"`
// EvictLocalStoragePods allows pods using local storage to be evicted.
EvictLocalStoragePods *bool `json:"evictLocalStoragePods,omitempty"`

4
pkg/api/v1alpha1/zz_generated.conversion.go
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@@ -2,7 +2,7 @@
// +build !ignore_autogenerated
/*
Copyright 2021 The Kubernetes Authors.
Copyright 2022 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.
@@ -133,6 +133,7 @@ func RegisterConversions(s *runtime.Scheme) error {
func autoConvert_v1alpha1_DeschedulerPolicy_To_api_DeschedulerPolicy(in *DeschedulerPolicy, out *api.DeschedulerPolicy, s conversion.Scope) error {
out.Strategies = *(*api.StrategyList)(unsafe.Pointer(&in.Strategies))
out.NodeSelector = (*string)(unsafe.Pointer(in.NodeSelector))
out.EvictFailedBarePods = (*bool)(unsafe.Pointer(in.EvictFailedBarePods))
out.EvictLocalStoragePods = (*bool)(unsafe.Pointer(in.EvictLocalStoragePods))
out.EvictSystemCriticalPods = (*bool)(unsafe.Pointer(in.EvictSystemCriticalPods))
out.IgnorePVCPods = (*bool)(unsafe.Pointer(in.IgnorePVCPods))
@@ -161,6 +162,7 @@ func Convert_v1alpha1_DeschedulerPolicy_To_api_DeschedulerPolicy(in *Descheduler
func autoConvert_api_DeschedulerPolicy_To_v1alpha1_DeschedulerPolicy(in *api.DeschedulerPolicy, out *DeschedulerPolicy, s conversion.Scope) error {
out.Strategies = *(*StrategyList)(unsafe.Pointer(&in.Strategies))
out.NodeSelector = (*string)(unsafe.Pointer(in.NodeSelector))
out.EvictFailedBarePods = (*bool)(unsafe.Pointer(in.EvictFailedBarePods))
out.EvictLocalStoragePods = (*bool)(unsafe.Pointer(in.EvictLocalStoragePods))
out.EvictSystemCriticalPods = (*bool)(unsafe.Pointer(in.EvictSystemCriticalPods))
out.IgnorePVCPods = (*bool)(unsafe.Pointer(in.IgnorePVCPods))

7
pkg/api/v1alpha1/zz_generated.deepcopy.go
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@@ -2,7 +2,7 @@
// +build !ignore_autogenerated
/*
Copyright 2021 The Kubernetes Authors.
Copyright 2022 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.
@@ -42,6 +42,11 @@ func (in *DeschedulerPolicy) DeepCopyInto(out *DeschedulerPolicy) {
*out = new(string)
**out = **in
}
if in.EvictFailedBarePods != nil {
in, out := &in.EvictFailedBarePods, &out.EvictFailedBarePods
*out = new(bool)
**out = **in
}
if in.EvictLocalStoragePods != nil {
in, out := &in.EvictLocalStoragePods, &out.EvictLocalStoragePods
*out = new(bool)

2
pkg/api/v1alpha1/zz_generated.defaults.go
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@@ -2,7 +2,7 @@
// +build !ignore_autogenerated
/*
Copyright 2021 The Kubernetes Authors.
Copyright 2022 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.