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conversion.go
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conversion.go
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// Copyright 2017 Istio 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 crd
import (
"strings"
meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"istio.io/istio/broker/pkg/model/config"
)
// convertObject translates k8s config JSON to Broker config
func convertObject(schema config.Schema, object IstioObject) (*config.Entry, error) {
data, err := schema.FromJSONMap(object.GetSpec())
if err != nil {
return nil, err
}
meta := object.GetObjectMeta()
return &config.Entry{
Meta: config.Meta{
Type: schema.Type,
Name: meta.Name,
Namespace: meta.Namespace,
Labels: meta.Labels,
Annotations: meta.Annotations,
ResourceVersion: meta.ResourceVersion,
},
Spec: data,
}, nil
}
// convertConfig translates Broker config to k8s config JSON
func convertConfig(schema config.Schema, entry config.Entry) (IstioObject, error) {
spec, err := schema.ToJSONMap(entry.Spec)
if err != nil {
return nil, err
}
out := knownTypes[schema.Type].object.DeepCopyObject().(IstioObject)
out.SetObjectMeta(meta_v1.ObjectMeta{
Name: entry.Name,
Namespace: entry.Namespace,
ResourceVersion: entry.ResourceVersion,
Labels: entry.Labels,
Annotations: entry.Annotations,
})
out.SetSpec(spec)
return out, nil
}
// ResourceName converts "my-name" to "myname".
// This is needed by k8s API server as dashes prevent kubectl from accessing CRDs
func resourceName(s string) string {
return strings.Replace(s, "-", "", -1)
}
// kabobCaseToCamelCase converts "my-name" to "MyName"
func kabobCaseToCamelCase(s string) string {
words := strings.Split(s, "-")
out := ""
for _, word := range words {
out = out + strings.Title(word)
}
return out
}