| /* |
| Copyright 2017 The Kubernetes Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package appsv1beta1 |
| |
| import ( |
| "fmt" |
| |
| v1beta1 "k8s.io/api/apps/v1beta1" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| "k8s.io/apimachinery/pkg/conversion" |
| "k8s.io/apimachinery/pkg/runtime" |
| scheme "k8s.io/client-go/scale/scheme" |
| ) |
| |
| // addConversions registers conversions between the internal version |
| // of Scale and supported external versions of Scale. |
| func addConversionFuncs(scheme *runtime.Scheme) error { |
| err := scheme.AddConversionFuncs( |
| Convert_scheme_ScaleStatus_To_v1beta1_ScaleStatus, |
| Convert_v1beta1_ScaleStatus_To_scheme_ScaleStatus, |
| ) |
| if err != nil { |
| return err |
| } |
| |
| return nil |
| } |
| func Convert_scheme_ScaleStatus_To_v1beta1_ScaleStatus(in *scheme.ScaleStatus, out *v1beta1.ScaleStatus, s conversion.Scope) error { |
| out.Replicas = in.Replicas |
| out.Selector = nil |
| out.TargetSelector = "" |
| if in.Selector != nil { |
| if in.Selector.MatchExpressions == nil || len(in.Selector.MatchExpressions) == 0 { |
| out.Selector = in.Selector.MatchLabels |
| } |
| |
| selector, err := metav1.LabelSelectorAsSelector(in.Selector) |
| if err != nil { |
| return fmt.Errorf("invalid label selector: %v", err) |
| } |
| out.TargetSelector = selector.String() |
| } |
| |
| return nil |
| } |
| |
| func Convert_v1beta1_ScaleStatus_To_scheme_ScaleStatus(in *v1beta1.ScaleStatus, out *scheme.ScaleStatus, s conversion.Scope) error { |
| out.Replicas = in.Replicas |
| |
| // Normally when 2 fields map to the same internal value we favor the old field, since |
| // old clients can't be expected to know about new fields but clients that know about the |
| // new field can be expected to know about the old field (though that's not quite true, due |
| // to kubectl apply). However, these fields are readonly, so any non-nil value should work. |
| if in.TargetSelector != "" { |
| labelSelector, err := metav1.ParseToLabelSelector(in.TargetSelector) |
| if err != nil { |
| out.Selector = nil |
| return fmt.Errorf("failed to parse target selector: %v", err) |
| } |
| out.Selector = labelSelector |
| } else if in.Selector != nil { |
| out.Selector = new(metav1.LabelSelector) |
| selector := make(map[string]string) |
| for key, val := range in.Selector { |
| selector[key] = val |
| } |
| out.Selector.MatchLabels = selector |
| } else { |
| out.Selector = nil |
| } |
| |
| return nil |
| } |