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110 lines
3.8 KiB
Go
110 lines
3.8 KiB
Go
/*
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Copyright 2020 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 v1beta1
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import (
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"fmt"
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"sync"
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"k8s.io/apimachinery/pkg/conversion"
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"k8s.io/apimachinery/pkg/runtime"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/kube-scheduler/config/v1beta1"
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"k8s.io/kubernetes/pkg/scheduler/apis/config"
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"k8s.io/utils/pointer"
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)
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var (
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// pluginArgConversionScheme is a scheme with internal and v1beta1 registered,
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// used for defaulting/converting typed PluginConfig Args.
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// Access via getPluginArgConversionScheme()
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pluginArgConversionScheme *runtime.Scheme
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initPluginArgConversionScheme sync.Once
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)
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func getPluginArgConversionScheme() *runtime.Scheme {
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initPluginArgConversionScheme.Do(func() {
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// set up the scheme used for plugin arg conversion
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pluginArgConversionScheme = runtime.NewScheme()
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utilruntime.Must(AddToScheme(pluginArgConversionScheme))
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utilruntime.Must(config.AddToScheme(pluginArgConversionScheme))
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})
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return pluginArgConversionScheme
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}
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func Convert_v1beta1_KubeSchedulerConfiguration_To_config_KubeSchedulerConfiguration(in *v1beta1.KubeSchedulerConfiguration, out *config.KubeSchedulerConfiguration, s conversion.Scope) error {
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if err := autoConvert_v1beta1_KubeSchedulerConfiguration_To_config_KubeSchedulerConfiguration(in, out, s); err != nil {
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return err
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}
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out.AlgorithmSource.Provider = pointer.StringPtr(v1beta1.SchedulerDefaultProviderName)
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return convertToInternalPluginConfigArgs(out)
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}
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// convertToInternalPluginConfigArgs converts PluginConfig#Args into internal
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// types using a scheme, after applying defaults.
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func convertToInternalPluginConfigArgs(out *config.KubeSchedulerConfiguration) error {
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scheme := getPluginArgConversionScheme()
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for i := range out.Profiles {
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for j := range out.Profiles[i].PluginConfig {
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args := out.Profiles[i].PluginConfig[j].Args
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if args == nil {
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continue
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}
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if _, isUnknown := args.(*runtime.Unknown); isUnknown {
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continue
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}
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scheme.Default(args)
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internalArgs, err := scheme.ConvertToVersion(args, config.SchemeGroupVersion)
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if err != nil {
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return fmt.Errorf("converting .Profiles[%d].PluginConfig[%d].Args into internal type: %w", i, j, err)
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}
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out.Profiles[i].PluginConfig[j].Args = internalArgs
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}
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}
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return nil
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}
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func Convert_config_KubeSchedulerConfiguration_To_v1beta1_KubeSchedulerConfiguration(in *config.KubeSchedulerConfiguration, out *v1beta1.KubeSchedulerConfiguration, s conversion.Scope) error {
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if err := autoConvert_config_KubeSchedulerConfiguration_To_v1beta1_KubeSchedulerConfiguration(in, out, s); err != nil {
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return err
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}
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return convertToExternalPluginConfigArgs(out)
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}
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// convertToExternalPluginConfigArgs converts PluginConfig#Args into
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// external (versioned) types using a scheme.
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func convertToExternalPluginConfigArgs(out *v1beta1.KubeSchedulerConfiguration) error {
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scheme := getPluginArgConversionScheme()
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for i := range out.Profiles {
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for j := range out.Profiles[i].PluginConfig {
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args := out.Profiles[i].PluginConfig[j].Args
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if args.Object == nil {
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continue
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}
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if _, isUnknown := args.Object.(*runtime.Unknown); isUnknown {
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continue
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}
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externalArgs, err := scheme.ConvertToVersion(args.Object, SchemeGroupVersion)
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if err != nil {
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return err
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}
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out.Profiles[i].PluginConfig[j].Args.Object = externalArgs
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}
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}
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return nil
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}
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