300 lines
11 KiB
Go
300 lines
11 KiB
Go
/*
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Copyright 2015 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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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/conversion"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/pkg/api"
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v1 "k8s.io/client-go/pkg/api/v1"
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"k8s.io/client-go/pkg/apis/autoscaling"
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"k8s.io/client-go/pkg/apis/extensions"
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"k8s.io/client-go/pkg/util/intstr"
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)
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func addConversionFuncs(scheme *runtime.Scheme) error {
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// Add non-generated conversion functions
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err := scheme.AddConversionFuncs(
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Convert_extensions_ScaleStatus_To_v1beta1_ScaleStatus,
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Convert_v1beta1_ScaleStatus_To_extensions_ScaleStatus,
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Convert_extensions_DeploymentSpec_To_v1beta1_DeploymentSpec,
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Convert_v1beta1_DeploymentSpec_To_extensions_DeploymentSpec,
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Convert_extensions_DeploymentStrategy_To_v1beta1_DeploymentStrategy,
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Convert_v1beta1_DeploymentStrategy_To_extensions_DeploymentStrategy,
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Convert_extensions_RollingUpdateDeployment_To_v1beta1_RollingUpdateDeployment,
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Convert_v1beta1_RollingUpdateDeployment_To_extensions_RollingUpdateDeployment,
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Convert_extensions_ReplicaSetSpec_To_v1beta1_ReplicaSetSpec,
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Convert_v1beta1_ReplicaSetSpec_To_extensions_ReplicaSetSpec,
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// autoscaling
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Convert_autoscaling_CrossVersionObjectReference_To_v1beta1_SubresourceReference,
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Convert_v1beta1_SubresourceReference_To_autoscaling_CrossVersionObjectReference,
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Convert_autoscaling_HorizontalPodAutoscalerSpec_To_v1beta1_HorizontalPodAutoscalerSpec,
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Convert_v1beta1_HorizontalPodAutoscalerSpec_To_autoscaling_HorizontalPodAutoscalerSpec,
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)
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if err != nil {
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return err
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}
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// Add field label conversions for kinds having selectable nothing but ObjectMeta fields.
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for _, k := range []string{"DaemonSet", "Deployment", "Ingress"} {
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kind := k // don't close over range variables
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err = api.Scheme.AddFieldLabelConversionFunc("extensions/v1beta1", kind,
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func(label, value string) (string, string, error) {
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switch label {
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case "metadata.name", "metadata.namespace":
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return label, value, nil
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default:
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return "", "", fmt.Errorf("field label %q not supported for %q", label, kind)
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}
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},
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)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func Convert_extensions_ScaleStatus_To_v1beta1_ScaleStatus(in *extensions.ScaleStatus, out *ScaleStatus, s conversion.Scope) error {
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out.Replicas = int32(in.Replicas)
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out.Selector = nil
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out.TargetSelector = ""
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if in.Selector != nil {
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if in.Selector.MatchExpressions == nil || len(in.Selector.MatchExpressions) == 0 {
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out.Selector = in.Selector.MatchLabels
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}
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selector, err := metav1.LabelSelectorAsSelector(in.Selector)
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if err != nil {
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return fmt.Errorf("invalid label selector: %v", err)
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}
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out.TargetSelector = selector.String()
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}
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return nil
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}
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func Convert_v1beta1_ScaleStatus_To_extensions_ScaleStatus(in *ScaleStatus, out *extensions.ScaleStatus, s conversion.Scope) error {
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out.Replicas = in.Replicas
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// Normally when 2 fields map to the same internal value we favor the old field, since
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// old clients can't be expected to know about new fields but clients that know about the
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// new field can be expected to know about the old field (though that's not quite true, due
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// to kubectl apply). However, these fields are readonly, so any non-nil value should work.
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if in.TargetSelector != "" {
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labelSelector, err := metav1.ParseToLabelSelector(in.TargetSelector)
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if err != nil {
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out.Selector = nil
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return fmt.Errorf("failed to parse target selector: %v", err)
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}
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out.Selector = labelSelector
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} else if in.Selector != nil {
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out.Selector = new(metav1.LabelSelector)
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selector := make(map[string]string)
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for key, val := range in.Selector {
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selector[key] = val
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}
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out.Selector.MatchLabels = selector
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} else {
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out.Selector = nil
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}
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return nil
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}
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func Convert_extensions_DeploymentSpec_To_v1beta1_DeploymentSpec(in *extensions.DeploymentSpec, out *DeploymentSpec, s conversion.Scope) error {
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out.Replicas = &in.Replicas
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out.Selector = in.Selector
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if err := v1.Convert_api_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil {
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return err
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}
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if err := Convert_extensions_DeploymentStrategy_To_v1beta1_DeploymentStrategy(&in.Strategy, &out.Strategy, s); err != nil {
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return err
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}
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if in.RevisionHistoryLimit != nil {
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out.RevisionHistoryLimit = new(int32)
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*out.RevisionHistoryLimit = int32(*in.RevisionHistoryLimit)
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}
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out.MinReadySeconds = int32(in.MinReadySeconds)
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out.Paused = in.Paused
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if in.RollbackTo != nil {
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out.RollbackTo = new(RollbackConfig)
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out.RollbackTo.Revision = int64(in.RollbackTo.Revision)
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} else {
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out.RollbackTo = nil
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}
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if in.ProgressDeadlineSeconds != nil {
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out.ProgressDeadlineSeconds = new(int32)
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*out.ProgressDeadlineSeconds = *in.ProgressDeadlineSeconds
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}
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return nil
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}
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func Convert_v1beta1_DeploymentSpec_To_extensions_DeploymentSpec(in *DeploymentSpec, out *extensions.DeploymentSpec, s conversion.Scope) error {
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if in.Replicas != nil {
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out.Replicas = *in.Replicas
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}
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out.Selector = in.Selector
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if err := v1.Convert_v1_PodTemplateSpec_To_api_PodTemplateSpec(&in.Template, &out.Template, s); err != nil {
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return err
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}
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if err := Convert_v1beta1_DeploymentStrategy_To_extensions_DeploymentStrategy(&in.Strategy, &out.Strategy, s); err != nil {
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return err
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}
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out.RevisionHistoryLimit = in.RevisionHistoryLimit
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out.MinReadySeconds = in.MinReadySeconds
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out.Paused = in.Paused
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if in.RollbackTo != nil {
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out.RollbackTo = new(extensions.RollbackConfig)
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out.RollbackTo.Revision = in.RollbackTo.Revision
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} else {
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out.RollbackTo = nil
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}
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if in.ProgressDeadlineSeconds != nil {
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out.ProgressDeadlineSeconds = new(int32)
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*out.ProgressDeadlineSeconds = *in.ProgressDeadlineSeconds
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}
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return nil
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}
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func Convert_extensions_DeploymentStrategy_To_v1beta1_DeploymentStrategy(in *extensions.DeploymentStrategy, out *DeploymentStrategy, s conversion.Scope) error {
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out.Type = DeploymentStrategyType(in.Type)
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if in.RollingUpdate != nil {
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out.RollingUpdate = new(RollingUpdateDeployment)
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if err := Convert_extensions_RollingUpdateDeployment_To_v1beta1_RollingUpdateDeployment(in.RollingUpdate, out.RollingUpdate, s); err != nil {
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return err
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}
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} else {
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out.RollingUpdate = nil
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}
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return nil
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}
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func Convert_v1beta1_DeploymentStrategy_To_extensions_DeploymentStrategy(in *DeploymentStrategy, out *extensions.DeploymentStrategy, s conversion.Scope) error {
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out.Type = extensions.DeploymentStrategyType(in.Type)
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if in.RollingUpdate != nil {
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out.RollingUpdate = new(extensions.RollingUpdateDeployment)
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if err := Convert_v1beta1_RollingUpdateDeployment_To_extensions_RollingUpdateDeployment(in.RollingUpdate, out.RollingUpdate, s); err != nil {
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return err
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}
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} else {
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out.RollingUpdate = nil
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}
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return nil
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}
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func Convert_extensions_RollingUpdateDeployment_To_v1beta1_RollingUpdateDeployment(in *extensions.RollingUpdateDeployment, out *RollingUpdateDeployment, s conversion.Scope) error {
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if out.MaxUnavailable == nil {
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out.MaxUnavailable = &intstr.IntOrString{}
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}
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if err := s.Convert(&in.MaxUnavailable, out.MaxUnavailable, 0); err != nil {
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return err
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}
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if out.MaxSurge == nil {
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out.MaxSurge = &intstr.IntOrString{}
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}
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if err := s.Convert(&in.MaxSurge, out.MaxSurge, 0); err != nil {
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return err
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}
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return nil
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}
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func Convert_v1beta1_RollingUpdateDeployment_To_extensions_RollingUpdateDeployment(in *RollingUpdateDeployment, out *extensions.RollingUpdateDeployment, s conversion.Scope) error {
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if err := s.Convert(in.MaxUnavailable, &out.MaxUnavailable, 0); err != nil {
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return err
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}
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if err := s.Convert(in.MaxSurge, &out.MaxSurge, 0); err != nil {
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return err
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}
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return nil
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}
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func Convert_extensions_ReplicaSetSpec_To_v1beta1_ReplicaSetSpec(in *extensions.ReplicaSetSpec, out *ReplicaSetSpec, s conversion.Scope) error {
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out.Replicas = new(int32)
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*out.Replicas = int32(in.Replicas)
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out.MinReadySeconds = in.MinReadySeconds
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out.Selector = in.Selector
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if err := v1.Convert_api_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil {
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return err
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}
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return nil
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}
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func Convert_v1beta1_ReplicaSetSpec_To_extensions_ReplicaSetSpec(in *ReplicaSetSpec, out *extensions.ReplicaSetSpec, s conversion.Scope) error {
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if in.Replicas != nil {
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out.Replicas = *in.Replicas
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}
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out.MinReadySeconds = in.MinReadySeconds
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out.Selector = in.Selector
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if err := v1.Convert_v1_PodTemplateSpec_To_api_PodTemplateSpec(&in.Template, &out.Template, s); err != nil {
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return err
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}
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return nil
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}
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func Convert_autoscaling_CrossVersionObjectReference_To_v1beta1_SubresourceReference(in *autoscaling.CrossVersionObjectReference, out *SubresourceReference, s conversion.Scope) error {
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out.Kind = in.Kind
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out.Name = in.Name
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out.APIVersion = in.APIVersion
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out.Subresource = "scale"
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return nil
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}
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func Convert_v1beta1_SubresourceReference_To_autoscaling_CrossVersionObjectReference(in *SubresourceReference, out *autoscaling.CrossVersionObjectReference, s conversion.Scope) error {
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out.Kind = in.Kind
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out.Name = in.Name
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out.APIVersion = in.APIVersion
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return nil
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}
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func Convert_autoscaling_HorizontalPodAutoscalerSpec_To_v1beta1_HorizontalPodAutoscalerSpec(in *autoscaling.HorizontalPodAutoscalerSpec, out *HorizontalPodAutoscalerSpec, s conversion.Scope) error {
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if err := Convert_autoscaling_CrossVersionObjectReference_To_v1beta1_SubresourceReference(&in.ScaleTargetRef, &out.ScaleRef, s); err != nil {
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return err
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}
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if in.MinReplicas != nil {
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out.MinReplicas = new(int32)
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*out.MinReplicas = *in.MinReplicas
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} else {
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out.MinReplicas = nil
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}
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out.MaxReplicas = in.MaxReplicas
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if in.TargetCPUUtilizationPercentage != nil {
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out.CPUUtilization = &CPUTargetUtilization{TargetPercentage: *in.TargetCPUUtilizationPercentage}
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}
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return nil
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}
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func Convert_v1beta1_HorizontalPodAutoscalerSpec_To_autoscaling_HorizontalPodAutoscalerSpec(in *HorizontalPodAutoscalerSpec, out *autoscaling.HorizontalPodAutoscalerSpec, s conversion.Scope) error {
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if err := Convert_v1beta1_SubresourceReference_To_autoscaling_CrossVersionObjectReference(&in.ScaleRef, &out.ScaleTargetRef, s); err != nil {
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return err
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}
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if in.MinReplicas != nil {
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out.MinReplicas = new(int32)
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*out.MinReplicas = int32(*in.MinReplicas)
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} else {
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out.MinReplicas = nil
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}
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out.MaxReplicas = int32(in.MaxReplicas)
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if in.CPUUtilization != nil {
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out.TargetCPUUtilizationPercentage = new(int32)
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*out.TargetCPUUtilizationPercentage = int32(in.CPUUtilization.TargetPercentage)
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}
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return nil
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}
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