102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
/*
|
|
Copyright 2018 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 cmd
|
|
|
|
import (
|
|
"github.com/spf13/cobra"
|
|
|
|
"k8s.io/apimachinery/pkg/api/meta"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
"k8s.io/kubernetes/pkg/kubectl"
|
|
)
|
|
|
|
// RecordFlags contains all flags associated with the "--record" operation
|
|
type RecordFlags struct {
|
|
Record *bool
|
|
|
|
changeCause string
|
|
}
|
|
|
|
// ToRecorder returns a ChangeCause recorder if --record=false was not
|
|
// explicitly given by the user
|
|
func (f *RecordFlags) ToRecorder() (Recorder, error) {
|
|
shouldRecord := false
|
|
if f.Record != nil {
|
|
shouldRecord = *f.Record
|
|
}
|
|
|
|
// if flag was explicitly set to false by the user,
|
|
// do not record
|
|
if !shouldRecord {
|
|
return &NoopRecorder{}, nil
|
|
}
|
|
|
|
return &ChangeCauseRecorder{
|
|
changeCause: f.changeCause,
|
|
}, nil
|
|
}
|
|
|
|
func (f *RecordFlags) Complete(changeCause string) error {
|
|
f.changeCause = changeCause
|
|
return nil
|
|
}
|
|
|
|
func (f *RecordFlags) AddFlags(cmd *cobra.Command) {
|
|
if f.Record != nil {
|
|
cmd.Flags().BoolVar(f.Record, "record", *f.Record, "Record current kubectl command in the resource annotation. If set to false, do not record the command. If set to true, record the command. If not set, default to updating the existing annotation value only if one already exists.")
|
|
}
|
|
}
|
|
|
|
func NewRecordFlags() *RecordFlags {
|
|
record := false
|
|
|
|
return &RecordFlags{
|
|
Record: &record,
|
|
}
|
|
}
|
|
|
|
type Recorder interface {
|
|
Record(runtime.Object) error
|
|
}
|
|
|
|
type NoopRecorder struct{}
|
|
|
|
func (r *NoopRecorder) Record(obj runtime.Object) error {
|
|
return nil
|
|
}
|
|
|
|
// ChangeCauseRecorder annotates a "change-cause" to an input runtime object
|
|
type ChangeCauseRecorder struct {
|
|
changeCause string
|
|
}
|
|
|
|
// Record annotates a "change-cause" to a given info if either "shouldRecord" is true,
|
|
// or the resource info previously contained a "change-cause" annotation.
|
|
func (r *ChangeCauseRecorder) Record(obj runtime.Object) error {
|
|
accessor, err := meta.Accessor(obj)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
annotations := accessor.GetAnnotations()
|
|
if annotations == nil {
|
|
annotations = make(map[string]string)
|
|
}
|
|
annotations[kubectl.ChangeCauseAnnotation] = r.changeCause
|
|
accessor.SetAnnotations(annotations)
|
|
return nil
|
|
}
|