88 lines
3.1 KiB
Go
88 lines
3.1 KiB
Go
/*
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Copyright 2023 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 v1beta3
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import (
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"k8s.io/api/flowcontrol/v1beta3"
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"k8s.io/apimachinery/pkg/conversion"
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"k8s.io/kubernetes/pkg/apis/flowcontrol"
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)
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func Convert_v1beta3_PriorityLevelConfiguration_To_flowcontrol_PriorityLevelConfiguration(in *v1beta3.PriorityLevelConfiguration, out *flowcontrol.PriorityLevelConfiguration, s conversion.Scope) error {
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if err := autoConvert_v1beta3_PriorityLevelConfiguration_To_flowcontrol_PriorityLevelConfiguration(in, out, nil); err != nil {
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return err
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}
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// during v1beta3 -> internal conversion:
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// - remove the roundtrip annotation for the 'NominalConcurrencyShares' field
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// - make sure we don't mutate the source (v1beta3) object's annotations
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annotations, copied := dropPriorityLevelConcurrencyShareDefaultAnnotation(out.ObjectMeta.Annotations)
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if copied {
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out.ObjectMeta.Annotations = annotations
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}
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return nil
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}
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func Convert_flowcontrol_PriorityLevelConfiguration_To_v1beta3_PriorityLevelConfiguration(in *flowcontrol.PriorityLevelConfiguration, out *v1beta3.PriorityLevelConfiguration, s conversion.Scope) error {
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if err := autoConvert_flowcontrol_PriorityLevelConfiguration_To_v1beta3_PriorityLevelConfiguration(in, out, nil); err != nil {
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return err
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}
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// during internal -> v1beta3 conversion:
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// - add the roundtrip annotation for the 'NominalConcurrencyShares' field,
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// IIF the 'NominalConcurrencyShares' field has a value of zero.
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// - make sure we don't mutate the source (internal) object's annotations
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if limited := in.Spec.Limited; limited != nil && limited.NominalConcurrencyShares == 0 {
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annotations, copied := addPriorityLevelConcurrencyShareDefaultAnnotation(out.ObjectMeta.Annotations)
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if copied {
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out.ObjectMeta.Annotations = annotations
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}
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}
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return nil
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}
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func dropPriorityLevelConcurrencyShareDefaultAnnotation(in map[string]string) (map[string]string, bool) {
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if _, ok := in[v1beta3.PriorityLevelPreserveZeroConcurrencySharesKey]; !ok {
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return in, false
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}
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out := copyStringMap(in)
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delete(out, v1beta3.PriorityLevelPreserveZeroConcurrencySharesKey)
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return out, true
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}
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func addPriorityLevelConcurrencyShareDefaultAnnotation(in map[string]string) (map[string]string, bool) {
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if _, ok := in[v1beta3.PriorityLevelPreserveZeroConcurrencySharesKey]; ok {
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return in, false
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}
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out := copyStringMap(in)
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out[v1beta3.PriorityLevelPreserveZeroConcurrencySharesKey] = ""
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return out, true
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}
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// copyStringMap returns a copy of the input map.
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// If input is nil, an empty map is returned.
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func copyStringMap(in map[string]string) map[string]string {
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out := make(map[string]string, len(in))
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for k, v := range in {
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out[k] = v
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}
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return out
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}
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