mirror of
https://github.com/kubernetes-sigs/descheduler.git
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e7980442ef
* update support podlifetime status Signed-off-by: dongjiang1989 <dongjiang1989@126.com> * update verify gen Signed-off-by: dongjiang1989 <dongjiang1989@126.com> --------- Signed-off-by: dongjiang1989 <dongjiang1989@126.com>
78 lines
2.2 KiB
Go
78 lines
2.2 KiB
Go
/*
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Copyright 2022 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 podlifetime
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import (
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"fmt"
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"k8s.io/apimachinery/pkg/runtime"
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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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"k8s.io/apimachinery/pkg/util/sets"
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)
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// ValidatePodLifeTimeArgs validates PodLifeTime arguments
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func ValidatePodLifeTimeArgs(obj runtime.Object) error {
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args := obj.(*PodLifeTimeArgs)
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if args.MaxPodLifeTimeSeconds == nil {
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return fmt.Errorf("MaxPodLifeTimeSeconds not set")
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}
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// At most one of include/exclude can be set
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if args.Namespaces != nil && len(args.Namespaces.Include) > 0 && len(args.Namespaces.Exclude) > 0 {
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return fmt.Errorf("only one of Include/Exclude namespaces can be set")
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}
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if args.LabelSelector != nil {
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if _, err := metav1.LabelSelectorAsSelector(args.LabelSelector); err != nil {
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return fmt.Errorf("failed to get label selectors from strategy's params: %+v", err)
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}
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}
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podLifeTimeAllowedStates := sets.New(
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// Pod Status Phase
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string(v1.PodRunning),
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string(v1.PodPending),
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string(v1.PodUnknown),
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// Pod Status Reasons
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"NodeAffinity",
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"NodeLost",
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"Shutdown",
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"UnexpectedAdmissionError",
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// Container Status Reasons
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// Container state reasons: https://github.com/kubernetes/kubernetes/blob/release-1.24/pkg/kubelet/kubelet_pods.go#L76-L79
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"PodInitializing",
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"ContainerCreating",
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// containerStatuses[*].state.waiting.reason: ImagePullBackOff, etc.
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"ImagePullBackOff",
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"CrashLoopBackOff",
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"CreateContainerConfigError",
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"ErrImagePull",
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"CreateContainerError",
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"InvalidImageName",
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)
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if !podLifeTimeAllowedStates.HasAll(args.States...) {
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return fmt.Errorf("states must be one of %v", podLifeTimeAllowedStates.UnsortedList())
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}
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return nil
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}
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