mirror of
https://github.com/kubernetes-sigs/descheduler.git
synced 2026-01-26 05:14:13 +01:00
60 lines
1.7 KiB
Go
60 lines
1.7 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 evictions
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import (
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"fmt"
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"k8s.io/api/core/v1"
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policy "k8s.io/api/policy/v1beta1"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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clientset "k8s.io/client-go/kubernetes"
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eutils "sigs.k8s.io/descheduler/pkg/descheduler/evictions/utils"
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)
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func EvictPod(client clientset.Interface, pod *v1.Pod, policyGroupVersion string, dryRun bool) (bool, error) {
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if dryRun {
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return true, nil
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}
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deleteOptions := &metav1.DeleteOptions{}
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// GracePeriodSeconds ?
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eviction := &policy.Eviction{
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TypeMeta: metav1.TypeMeta{
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APIVersion: policyGroupVersion,
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Kind: eutils.EvictionKind,
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: pod.Name,
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Namespace: pod.Namespace,
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},
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DeleteOptions: deleteOptions,
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}
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err := client.Policy().Evictions(eviction.Namespace).Evict(eviction)
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if err == nil {
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return true, nil
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} else if apierrors.IsTooManyRequests(err) {
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return false, fmt.Errorf("error when evicting pod (ignoring) %q: %v", pod.Name, err)
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} else if apierrors.IsNotFound(err) {
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return true, fmt.Errorf("pod not found when evicting %q: %v", pod.Name, err)
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} else {
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return false, err
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}
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}
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