Add generated file
This PR adds generated files under pkg/client and vendor folder.
This commit is contained in:
343
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/replace.go
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vendored
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343
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/replace.go
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/*
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Copyright 2014 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 cmd
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import (
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"time"
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"github.com/spf13/cobra"
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"github.com/golang/glog"
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"k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/kubernetes/pkg/kubectl"
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"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/kubectl/genericclioptions"
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"k8s.io/kubernetes/pkg/kubectl/genericclioptions/resource"
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"k8s.io/kubernetes/pkg/kubectl/util/i18n"
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"k8s.io/kubernetes/pkg/kubectl/validation"
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)
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var (
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replaceLong = templates.LongDesc(i18n.T(`
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Replace a resource by filename or stdin.
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JSON and YAML formats are accepted. If replacing an existing resource, the
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complete resource spec must be provided. This can be obtained by
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$ kubectl get TYPE NAME -o yaml
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Please refer to the models in https://htmlpreview.github.io/?https://github.com/kubernetes/kubernetes/blob/HEAD/docs/api-reference/v1/definitions.html to find if a field is mutable.`))
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replaceExample = templates.Examples(i18n.T(`
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# Replace a pod using the data in pod.json.
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kubectl replace -f ./pod.json
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# Replace a pod based on the JSON passed into stdin.
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cat pod.json | kubectl replace -f -
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# Update a single-container pod's image version (tag) to v4
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kubectl get pod mypod -o yaml | sed 's/\(image: myimage\):.*$/\1:v4/' | kubectl replace -f -
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# Force replace, delete and then re-create the resource
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kubectl replace --force -f ./pod.json`))
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)
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type ReplaceOptions struct {
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PrintFlags *genericclioptions.PrintFlags
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DeleteFlags *DeleteFlags
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RecordFlags *genericclioptions.RecordFlags
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DeleteOptions *DeleteOptions
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PrintObj func(obj runtime.Object) error
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createAnnotation bool
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validate bool
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Schema validation.Schema
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Builder func() *resource.Builder
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BuilderArgs []string
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Namespace string
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EnforceNamespace bool
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Recorder genericclioptions.Recorder
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genericclioptions.IOStreams
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}
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func NewReplaceOptions(streams genericclioptions.IOStreams) *ReplaceOptions {
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outputFormat := ""
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return &ReplaceOptions{
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// TODO(juanvallejo): figure out why we only support the "name" outputFormat in this command
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// we only support "-o name" for this command, so only register the name printer
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PrintFlags: &genericclioptions.PrintFlags{
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OutputFormat: &outputFormat,
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NamePrintFlags: genericclioptions.NewNamePrintFlags("replaced"),
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},
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DeleteFlags: NewDeleteFlags("to use to replace the resource."),
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IOStreams: streams,
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}
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}
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func NewCmdReplace(f cmdutil.Factory, streams genericclioptions.IOStreams) *cobra.Command {
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o := NewReplaceOptions(streams)
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cmd := &cobra.Command{
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Use: "replace -f FILENAME",
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DisableFlagsInUseLine: true,
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Short: i18n.T("Replace a resource by filename or stdin"),
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Long: replaceLong,
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Example: replaceExample,
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Run: func(cmd *cobra.Command, args []string) {
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cmdutil.CheckErr(o.Complete(f, cmd, args))
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cmdutil.CheckErr(o.Validate(cmd))
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cmdutil.CheckErr(o.Run())
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},
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}
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o.PrintFlags.AddFlags(cmd)
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o.DeleteFlags.AddFlags(cmd)
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o.RecordFlags.AddFlags(cmd)
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cmd.MarkFlagRequired("filename")
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cmdutil.AddValidateFlags(cmd)
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cmdutil.AddApplyAnnotationFlags(cmd)
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return cmd
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}
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func (o *ReplaceOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
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var err error
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o.RecordFlags.Complete(cmd)
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o.Recorder, err = o.RecordFlags.ToRecorder()
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if err != nil {
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return err
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}
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o.validate = cmdutil.GetFlagBool(cmd, "validate")
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o.createAnnotation = cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag)
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printer, err := o.PrintFlags.ToPrinter()
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if err != nil {
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return err
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}
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o.PrintObj = func(obj runtime.Object) error {
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return printer.PrintObj(obj, o.Out)
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}
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dynamicClient, err := f.DynamicClient()
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if err != nil {
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return err
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}
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deleteOpts := o.DeleteFlags.ToOptions(dynamicClient, o.IOStreams)
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//Replace will create a resource if it doesn't exist already, so ignore not found error
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deleteOpts.IgnoreNotFound = true
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if o.PrintFlags.OutputFormat != nil {
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deleteOpts.Output = *o.PrintFlags.OutputFormat
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}
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if deleteOpts.GracePeriod == 0 {
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// To preserve backwards compatibility, but prevent accidental data loss, we convert --grace-period=0
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// into --grace-period=1 and wait until the object is successfully deleted.
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deleteOpts.GracePeriod = 1
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deleteOpts.WaitForDeletion = true
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}
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o.DeleteOptions = deleteOpts
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schema, err := f.Validator(o.validate)
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if err != nil {
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return err
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}
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o.Schema = schema
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o.Builder = f.NewBuilder
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o.BuilderArgs = args
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o.Namespace, o.EnforceNamespace, err = f.ToRawKubeConfigLoader().Namespace()
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if 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 (o *ReplaceOptions) Validate(cmd *cobra.Command) error {
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if o.DeleteOptions.GracePeriod >= 0 && !o.DeleteOptions.ForceDeletion {
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return fmt.Errorf("--grace-period must have --force specified")
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}
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if o.DeleteOptions.Timeout != 0 && !o.DeleteOptions.ForceDeletion {
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return fmt.Errorf("--timeout must have --force specified")
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}
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if cmdutil.IsFilenameSliceEmpty(o.DeleteOptions.FilenameOptions.Filenames) {
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return cmdutil.UsageErrorf(cmd, "Must specify --filename to replace")
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}
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return nil
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}
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func (o *ReplaceOptions) Run() error {
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if o.DeleteOptions.ForceDeletion {
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return o.forceReplace()
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}
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r := o.Builder().
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Unstructured().
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Schema(o.Schema).
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ContinueOnError().
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NamespaceParam(o.Namespace).DefaultNamespace().
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FilenameParam(o.EnforceNamespace, &o.DeleteOptions.FilenameOptions).
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Flatten().
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Do()
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if err := r.Err(); err != nil {
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return err
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}
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return r.Visit(func(info *resource.Info, err error) error {
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if err != nil {
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return err
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}
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if err := kubectl.CreateOrUpdateAnnotation(o.createAnnotation, info.Object, cmdutil.InternalVersionJSONEncoder()); err != nil {
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return cmdutil.AddSourceToErr("replacing", info.Source, err)
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}
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if err := o.Recorder.Record(info.Object); err != nil {
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glog.V(4).Infof("error recording current command: %v", err)
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}
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// Serialize the object with the annotation applied.
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obj, err := resource.NewHelper(info.Client, info.Mapping).Replace(info.Namespace, info.Name, true, info.Object)
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if err != nil {
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return cmdutil.AddSourceToErr("replacing", info.Source, err)
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}
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info.Refresh(obj, true)
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return o.PrintObj(info.Object)
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})
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}
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func (o *ReplaceOptions) forceReplace() error {
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for i, filename := range o.DeleteOptions.FilenameOptions.Filenames {
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if filename == "-" {
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tempDir, err := ioutil.TempDir("", "kubectl_replace_")
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if err != nil {
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return err
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}
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defer os.RemoveAll(tempDir)
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tempFilename := filepath.Join(tempDir, "resource.stdin")
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err = cmdutil.DumpReaderToFile(os.Stdin, tempFilename)
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if err != nil {
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return err
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}
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o.DeleteOptions.FilenameOptions.Filenames[i] = tempFilename
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}
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}
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r := o.Builder().
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Unstructured().
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ContinueOnError().
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NamespaceParam(o.Namespace).DefaultNamespace().
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ResourceTypeOrNameArgs(false, o.BuilderArgs...).RequireObject(false).
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FilenameParam(o.EnforceNamespace, &o.DeleteOptions.FilenameOptions).
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Flatten().
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Do()
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if err := r.Err(); err != nil {
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return err
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}
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if err := o.DeleteOptions.DeleteResult(r); err != nil {
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return err
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}
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timeout := o.DeleteOptions.Timeout
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if timeout == 0 {
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timeout = 5 * time.Minute
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}
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err := r.Visit(func(info *resource.Info, err error) error {
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if err != nil {
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return err
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}
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return wait.PollImmediate(1*time.Second, timeout, func() (bool, error) {
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if err := info.Get(); !errors.IsNotFound(err) {
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return false, err
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}
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return true, nil
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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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r = o.Builder().
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Unstructured().
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Schema(o.Schema).
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ContinueOnError().
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NamespaceParam(o.Namespace).DefaultNamespace().
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FilenameParam(o.EnforceNamespace, &o.DeleteOptions.FilenameOptions).
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Flatten().
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Do()
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err = r.Err()
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if err != nil {
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return err
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}
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count := 0
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err = r.Visit(func(info *resource.Info, err error) error {
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if err != nil {
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return err
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}
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if err := kubectl.CreateOrUpdateAnnotation(o.createAnnotation, info.Object, cmdutil.InternalVersionJSONEncoder()); err != nil {
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return err
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}
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if err := o.Recorder.Record(info.Object); err != nil {
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glog.V(4).Infof("error recording current command: %v", err)
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}
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obj, err := resource.NewHelper(info.Client, info.Mapping).Create(info.Namespace, true, info.Object)
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if err != nil {
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return err
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}
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count++
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info.Refresh(obj, true)
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return o.PrintObj(info.Object)
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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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if count == 0 {
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return fmt.Errorf("no objects passed to replace")
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}
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return nil
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}
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