67 lines
2.0 KiB
Go
67 lines
2.0 KiB
Go
/*
|
|
Copyright 2021 The Karmada 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 helper
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
|
|
"github.com/karmada-io/karmada/pkg/util"
|
|
)
|
|
|
|
// ConvertToTypedObject converts an unstructured object to typed.
|
|
func ConvertToTypedObject(in, out interface{}) error {
|
|
if in == nil || out == nil {
|
|
return fmt.Errorf("convert objects should not be nil")
|
|
}
|
|
|
|
switch v := in.(type) {
|
|
case *unstructured.Unstructured:
|
|
return runtime.DefaultUnstructuredConverter.FromUnstructured(v.UnstructuredContent(), out)
|
|
case map[string]interface{}:
|
|
return runtime.DefaultUnstructuredConverter.FromUnstructured(v, out)
|
|
default:
|
|
return fmt.Errorf("convert object must be pointer of unstructured or map[string]interface{}")
|
|
}
|
|
}
|
|
|
|
// ApplyReplica applies the Replica value for the specific field.
|
|
func ApplyReplica(workload *unstructured.Unstructured, desireReplica int64, field string) error {
|
|
_, ok, err := unstructured.NestedInt64(workload.Object, util.SpecField, field)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if ok {
|
|
err := unstructured.SetNestedField(workload.Object, desireReplica, util.SpecField, field)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// ToUnstructured converts a typed object to an unstructured object.
|
|
func ToUnstructured(obj interface{}) (*unstructured.Unstructured, error) {
|
|
uncastObj, err := runtime.DefaultUnstructuredConverter.ToUnstructured(obj)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &unstructured.Unstructured{Object: uncastObj}, nil
|
|
}
|