Golang util.AddSourceToErr函數代碼示例

func (p *patcher) patchSimple(obj runtime.Object, modified []byte, source, namespace, name string) ([]byte, error) {
	// Serialize the current configuration of the object from the server.
	current, err := runtime.Encode(p.encoder, obj)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("serializing current configuration from:\n%v\nfor:", obj), source, err)
	}

	// Retrieve the original configuration of the object from the annotation.
	original, err := kubectl.GetOriginalConfiguration(p.mapping, obj)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("retrieving original configuration from:\n%v\nfor:", obj), source, err)
	}

	// Create the versioned struct from the type defined in the restmapping
	// (which is the API version we'll be submitting the patch to)
	versionedObject, err := api.Scheme.New(p.mapping.GroupVersionKind)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("getting instance of versioned object for %v:", p.mapping.GroupVersionKind), source, err)
	}

	// Compute a three way strategic merge patch to send to server.
	patch, err := strategicpatch.CreateThreeWayMergePatch(original, modified, current, versionedObject, p.overwrite)
	if err != nil {
		format := "creating patch with:\noriginal:\n%s\nmodified:\n%s\ncurrent:\n%s\nfor:"
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf(format, original, modified, current), source, err)
	}

	_, err = p.helper.Patch(namespace, name, api.StrategicMergePatchType, patch)
	return patch, err
}

func ReapResult(r *resource.Result, f *cmdutil.Factory, out io.Writer, isDefaultDelete, ignoreNotFound bool, timeout time.Duration, gracePeriod int, shortOutput bool, mapper meta.RESTMapper) error {
	found := 0
	if ignoreNotFound {
		r = r.IgnoreErrors(errors.IsNotFound)
	}
	err := r.Visit(func(info *resource.Info) error {
		found++
		reaper, err := f.Reaper(info.Mapping)
		if err != nil {
			// If there is no reaper for this resources and the user didn't explicitly ask for stop.
			if kubectl.IsNoSuchReaperError(err) && isDefaultDelete {
				return deleteResource(info, out, shortOutput, mapper)
			}
			return cmdutil.AddSourceToErr("reaping", info.Source, err)
		}
		var options *api.DeleteOptions
		if gracePeriod >= 0 {
			options = api.NewDeleteOptions(int64(gracePeriod))
		}
		if _, err := reaper.Stop(info.Namespace, info.Name, timeout, options); err != nil {
			return cmdutil.AddSourceToErr("stopping", info.Source, err)
		}
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "deleted")
		return nil
	})
	if err != nil {
		return err
	}
	if found == 0 {
		fmt.Fprintf(out, "No resources found\n")
	}
	return nil
}

func (p *patcher) patchSimple(obj runtime.Object, modified []byte, source, namespace, name string) ([]byte, error) {
	// Serialize the current configuration of the object from the server.
	current, err := runtime.Encode(p.encoder, obj)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("serializing current configuration from:\n%v\nfor:", obj), source, err)
	}

	// Retrieve the original configuration of the object from the annotation.
	original, err := kubectl.GetOriginalConfiguration(p.mapping, obj)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("retrieving original configuration from:\n%v\nfor:", obj), source, err)
	}

	// Create the versioned struct from the original from the server for
	// strategic patch.
	// TODO: Move all structs in apply to use raw data. Can be done once
	// builder has a RawResult method which delivers raw data instead of
	// internal objects.
	versionedObject, _, err := p.decoder.Decode(current, nil, nil)
	if err != nil {
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf("converting encoded server-side object back to versioned struct:\n%v\nfor:", obj), source, err)
	}

	// Compute a three way strategic merge patch to send to server.
	patch, err := strategicpatch.CreateThreeWayMergePatch(original, modified, current, versionedObject, p.overwrite)
	if err != nil {
		format := "creating patch with:\noriginal:\n%s\nmodified:\n%s\ncurrent:\n%s\nfor:"
		return nil, cmdutil.AddSourceToErr(fmt.Sprintf(format, original, modified, current), source, err)
	}

	_, err = p.helper.Patch(namespace, name, api.StrategicMergePatchType, patch)
	return patch, err
}

func RunCreate(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, options *CreateOptions) error {
	schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, options.Filenames...).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	count := 0
	err = r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, f.JSONEncoder()); err != nil {
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}

		if cmdutil.ShouldRecord(cmd, info) {
			if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
				return cmdutil.AddSourceToErr("creating", info.Source, err)
			}
		}

		if err := createAndRefresh(info); err != nil {
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}

		count++
		shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
		if !shortOutput {
			printObjectSpecificMessage(info.Object, out)
		}
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "created")
		return nil
	})
	if err != nil {
		return err
	}
	if count == 0 {
		return fmt.Errorf("no objects passed to create")
	}
	return nil
}

func RunReplace(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *ReplaceOptions) error {
	if len(os.Args) > 1 && os.Args[1] == "update" {
		printDeprecationWarning("replace", "update")
	}
	schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	force := cmdutil.GetFlagBool(cmd, "force")
	if len(options.Filenames) == 0 {
		return cmdutil.UsageError(cmd, "Must specify --filename to replace")
	}

	shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
	if force {
		return forceReplace(f, out, cmd, args, shortOutput, options)
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, options.Filenames...).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}

		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, f.JSONEncoder()); err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}

		// Serialize the object with the annotation applied.
		obj, err := resource.NewHelper(info.Client, info.Mapping).Replace(info.Namespace, info.Name, true, info.Object)
		if err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}

		info.Refresh(obj, true)
		printObjectSpecificMessage(obj, out)
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "replaced")
		return nil
	})
}

func RunReplace(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
	if len(os.Args) > 1 && os.Args[1] == "update" {
		printDeprecationWarning("replace", "update")
	}
	schema, err := f.Validator()
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	force := cmdutil.GetFlagBool(cmd, "force")
	filenames := cmdutil.GetFlagStringSlice(cmd, "filename")
	if len(filenames) == 0 {
		return cmdutil.UsageError(cmd, "Must specify --filename to replace")
	}

	shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
	if force {
		return forceReplace(f, out, cmd, args, filenames, shortOutput)
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, filenames...).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		data, err := info.Mapping.Codec.Encode(info.Object)
		if err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}
		obj, err := resource.NewHelper(info.Client, info.Mapping).Replace(info.Namespace, info.Name, true, data)
		if err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}
		info.Refresh(obj, true)
		printObjectSpecificMessage(obj, out)
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "replaced")
		return nil
	})
}

func RunCreate(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer) error {

	schema, err := f.Validator()
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	filenames := cmdutil.GetFlagStringSlice(cmd, "filename")
	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, filenames...).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	count := 0
	err = r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		data, err := info.Mapping.Codec.Encode(info.Object)
		if err != nil {
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}
		obj, err := resource.NewHelper(info.Client, info.Mapping).Create(info.Namespace, true, data)
		if err != nil {
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}
		count++
		info.Refresh(obj, true)
		shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
		if !shortOutput {
			printObjectSpecificMessage(info.Object, out)
		}
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "created")
		return nil
	})
	if err != nil {
		return err
	}
	if count == 0 {
		return fmt.Errorf("no objects passed to create")
	}
	return nil
}

// ImportObjects imports objects into OpenShift from a particular location
// into a given namespace
func ImportObjects(f *clientcmd.Factory, ns, location string) error {
	mapper, typer := f.Object(false)
	schema, err := f.Validator(false, "")
	if err != nil {
		return err
	}
	data, err := bootstrap.Asset(location)
	if err != nil {
		return err
	}
	glog.V(8).Infof("Importing data:\n%s\n", string(data))
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(ns).
		DefaultNamespace().
		Stream(bytes.NewBuffer(data), location).
		Flatten().
		Do()

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}
		glog.V(5).Infof("Creating %s/%s", info.Namespace, info.Name)
		if err = createAndRefresh(info); err != nil {
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}
		return nil
	})
}

func deleteResource(info *resource.Info, out io.Writer, shortOutput bool, mapper meta.RESTMapper) error {
	if err := resource.NewHelper(info.Client, info.Mapping).Delete(info.Namespace, info.Name); err != nil {
		return cmdutil.AddSourceToErr("deleting", info.Source, err)
	}
	cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "deleted")
	return nil
}

func (o *UndoOptions) RunUndo() error {
	allErrs := []error{}
	for ix, info := range o.Infos {
		result, err := o.Rollbackers[ix].Rollback(info.Object, nil, o.ToRevision, o.DryRun)
		if err != nil {
			allErrs = append(allErrs, cmdutil.AddSourceToErr("undoing", info.Source, err))
			continue
		}
		cmdutil.PrintSuccess(o.Mapper, false, o.Out, info.Mapping.Resource, info.Name, false, result)
	}
	return utilerrors.NewAggregate(allErrs)
}

func (o PauseConfig) RunPause() error {
	allErrs := []error{}
	for _, info := range o.Infos {
		isAlreadyPaused, err := o.PauseObject(info.Object)
		if err != nil {
			allErrs = append(allErrs, cmdutil.AddSourceToErr("pausing", info.Source, err))
			continue
		}
		if isAlreadyPaused {
			cmdutil.PrintSuccess(o.Mapper, false, o.Out, info.Mapping.Resource, info.Name, "already paused")
			continue
		}
		cmdutil.PrintSuccess(o.Mapper, false, o.Out, info.Mapping.Resource, info.Name, "paused")
	}
	return utilerrors.NewAggregate(allErrs)
}

func RunApply(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, options *resource.FilenameOptions) error {
	shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
	schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, options).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	encoder := f.JSONEncoder()
	decoder := f.Decoder(false)

	count := 0
	err = r.Visit(func(info *resource.Info, err error) error {
		// In this method, info.Object contains the object retrieved from the server
		// and info.VersionedObject contains the object decoded from the input source.
		if err != nil {
			return err
		}

		// Get the modified configuration of the object. Embed the result
		// as an annotation in the modified configuration, so that it will appear
		// in the patch sent to the server.
		modified, err := kubectl.GetModifiedConfiguration(info, true, encoder)
		if err != nil {
			return cmdutil.AddSourceToErr(fmt.Sprintf("retrieving modified configuration from:\n%v\nfor:", info), info.Source, err)
		}

		if err := info.Get(); err != nil {
			if !errors.IsNotFound(err) {
				return cmdutil.AddSourceToErr(fmt.Sprintf("retrieving current configuration of:\n%v\nfrom server for:", info), info.Source, err)
			}
			// Create the resource if it doesn't exist
			// First, update the annotation used by kubectl apply
			if err := kubectl.CreateApplyAnnotation(info, encoder); err != nil {
				return cmdutil.AddSourceToErr("creating", info.Source, err)
			}

			if cmdutil.ShouldRecord(cmd, info) {
				if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
					return cmdutil.AddSourceToErr("creating", info.Source, err)
				}
			}

			// Then create the resource and skip the three-way merge
			if err := createAndRefresh(info); err != nil {
				return cmdutil.AddSourceToErr("creating", info.Source, err)
			}
			count++
			cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "created")
			return nil
		}

		overwrite := cmdutil.GetFlagBool(cmd, "overwrite")
		helper := resource.NewHelper(info.Client, info.Mapping)
		patcher := NewPatcher(encoder, decoder, info.Mapping, helper, overwrite)

		patchBytes, err := patcher.patch(info.Object, modified, info.Source, info.Namespace, info.Name)
		if err != nil {
			return cmdutil.AddSourceToErr(fmt.Sprintf("applying patch:\n%s\nto:\n%v\nfor:", patchBytes, info), info.Source, err)
		}

		if cmdutil.ShouldRecord(cmd, info) {
			patch, err := cmdutil.ChangeResourcePatch(info, f.Command())
			if err != nil {
				return err
			}
			_, err = helper.Patch(info.Namespace, info.Name, api.StrategicMergePatchType, patch)
			if err != nil {
				return cmdutil.AddSourceToErr(fmt.Sprintf("applying patch:\n%s\nto:\n%v\nfor:", patch, info), info.Source, err)
			}
		}

		count++
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "configured")
		return nil
	})

	if err != nil {
		return err
	}

	if count == 0 {
		return fmt.Errorf("no objects passed to apply")
//.........這裏部分代碼省略.........

func createAssets(manifestDir string) error {
	config := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
		&clientcmd.ClientConfigLoadingRules{},
		&clientcmd.ConfigOverrides{ClusterInfo: clientcmdapi.Cluster{Server: insecureAPIAddr}},
	)
	f := cmdutil.NewFactory(config)

	shouldValidate := true
	schema, err := f.Validator(shouldValidate, fmt.Sprintf("~/%s/%s", clientcmd.RecommendedHomeDir, clientcmd.RecommendedSchemaName))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	includeExtendedAPIs := false
	mapper, typer := f.Object(includeExtendedAPIs)

	recursive := false
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, recursive, manifestDir).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	count := 0
	err = r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}

		obj, err := resource.NewHelper(info.Client, info.Mapping).Create(info.Namespace, true, info.Object)
		if err != nil {
			if apierrors.IsAlreadyExists(err) {
				return nil
			}
			return cmdutil.AddSourceToErr("creating", info.Source, err)
		}
		info.Refresh(obj, true)

		count++
		shortOutput := false
		if !shortOutput {
			f.PrintObjectSpecificMessage(info.Object, util.GlogWriter{})
		}
		cmdutil.PrintSuccess(mapper, shortOutput, util.GlogWriter{}, info.Mapping.Resource, info.Name, "created")
		return nil
	})
	if err != nil {
		return err
	}
	if count == 0 {
		return fmt.Errorf("no objects passed to create")
	}
	return nil
}

func RunReplace(f cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *resource.FilenameOptions) error {
	if len(os.Args) > 1 && os.Args[1] == "update" {
		printDeprecationWarning("replace", "update")
	}
	schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	force := cmdutil.GetFlagBool(cmd, "force")
	if cmdutil.IsFilenameEmpty(options.Filenames) {
		return cmdutil.UsageError(cmd, "Must specify --filename to replace")
	}

	shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
	if force {
		return forceReplace(f, out, cmd, args, shortOutput, options)
	}

	if cmdutil.GetFlagInt(cmd, "grace-period") >= 0 {
		return fmt.Errorf("--grace-period must have --force specified")
	}

	if cmdutil.GetFlagDuration(cmd, "timeout") != 0 {
		return fmt.Errorf("--timeout must have --force specified")
	}

	mapper, typer, err := f.UnstructuredObject()
	if err != nil {
		return err
	}
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.UnstructuredClientForMapping), unstructured.UnstructuredJSONScheme).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, options).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	return r.Visit(func(info *resource.Info, err error) error {
		if err != nil {
			return err
		}

		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, f.JSONEncoder()); err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}

		if cmdutil.ShouldRecord(cmd, info) {
			if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
				return cmdutil.AddSourceToErr("replacing", info.Source, err)
			}
		}

		// Serialize the object with the annotation applied.
		obj, err := resource.NewHelper(info.Client, info.Mapping).Replace(info.Namespace, info.Name, true, info.Object)
		if err != nil {
			return cmdutil.AddSourceToErr("replacing", info.Source, err)
		}

		info.Refresh(obj, true)
		f.PrintObjectSpecificMessage(obj, out)
		cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, false, "replaced")
		return nil
	})
}

func RunApply(f cmdutil.Factory, cmd *cobra.Command, out io.Writer, options *ApplyOptions) error {
	shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
	schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
	if err != nil {
		return err
	}

	cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	if options.Prune {
		options.PruneResources, err = parsePruneResources(cmdutil.GetFlagStringArray(cmd, "prune-whitelist"))
		if err != nil {
			return err
		}
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		Schema(schema).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(enforceNamespace, &options.FilenameOptions).
		SelectorParam(options.Selector).
		Flatten().
		Do()
	err = r.Err()
	if err != nil {
		return err
	}

	dryRun := cmdutil.GetFlagBool(cmd, "dry-run")

	encoder := f.JSONEncoder()
	decoder := f.Decoder(false)

	visitedUids := sets.NewString()
	visitedNamespaces := sets.NewString()

	count := 0
	err = r.Visit(func(info *resource.Info, err error) error {
		// In this method, info.Object contains the object retrieved from the server
		// and info.VersionedObject contains the object decoded from the input source.
		if err != nil {
			return err
		}

		if info.Namespaced() {
			visitedNamespaces.Insert(info.Namespace)
		}

		// Get the modified configuration of the object. Embed the result
		// as an annotation in the modified configuration, so that it will appear
		// in the patch sent to the server.
		modified, err := kubectl.GetModifiedConfiguration(info, true, encoder)
		if err != nil {
			return cmdutil.AddSourceToErr(fmt.Sprintf("retrieving modified configuration from:\n%v\nfor:", info), info.Source, err)
		}

		if err := info.Get(); err != nil {
			if !errors.IsNotFound(err) {
				return cmdutil.AddSourceToErr(fmt.Sprintf("retrieving current configuration of:\n%v\nfrom server for:", info), info.Source, err)
			}
			// Create the resource if it doesn't exist
			// First, update the annotation used by kubectl apply
			if err := kubectl.CreateApplyAnnotation(info, encoder); err != nil {
				return cmdutil.AddSourceToErr("creating", info.Source, err)
			}

			if cmdutil.ShouldRecord(cmd, info) {
				if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
					return cmdutil.AddSourceToErr("creating", info.Source, err)
				}
			}

			if !dryRun {
				// Then create the resource and skip the three-way merge
				if err := createAndRefresh(info); err != nil {
					return cmdutil.AddSourceToErr("creating", info.Source, err)
				}
				if uid, err := info.Mapping.UID(info.Object); err != nil {
					return err
				} else {
					visitedUids.Insert(string(uid))
				}
			}

			count++
			cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, dryRun, "created")
			return nil
		}

		if !dryRun {
			overwrite := cmdutil.GetFlagBool(cmd, "overwrite")
			helper := resource.NewHelper(info.Client, info.Mapping)
			patcher := &patcher{
				encoder:       encoder,
				decoder:       decoder,
//.........這裏部分代碼省略.........