Golang kubectl.CreateOrUpdateAnnotation函数代码示例

func createGeneratedObject(f *cmdutil.Factory, cmd *cobra.Command, generator kubectl.Generator, names []kubectl.GeneratorParam, params map[string]interface{}, overrides, namespace string) (runtime.Object, string, meta.RESTMapper, *meta.RESTMapping, error) {
	err := kubectl.ValidateParams(names, params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	// TODO: Validate flag usage against selected generator. More tricky since --expose was added.
	obj, err := generator.Generate(params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	mapper, typer := f.Object()
	groupVersionKind, err := typer.ObjectKind(obj)
	if err != nil {
		return nil, "", nil, nil, err
	}

	if len(overrides) > 0 {
		codec := runtime.NewCodec(f.JSONEncoder(), f.Decoder(true))
		obj, err = cmdutil.Merge(codec, obj, overrides, groupVersionKind.Kind)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}

	mapping, err := mapper.RESTMapping(groupVersionKind.GroupKind(), groupVersionKind.Version)
	if err != nil {
		return nil, "", nil, nil, err
	}
	client, err := f.ClientForMapping(mapping)
	if err != nil {
		return nil, "", nil, nil, err
	}

	// TODO: extract this flag to a central location, when such a location exists.
	if !cmdutil.GetFlagBool(cmd, "dry-run") {
		resourceMapper := &resource.Mapper{
			ObjectTyper:  typer,
			RESTMapper:   mapper,
			ClientMapper: resource.ClientMapperFunc(f.ClientForMapping),
			Decoder:      f.Decoder(true),
		}
		info, err := resourceMapper.InfoForObject(obj)
		if err != nil {
			return nil, "", nil, nil, err
		}

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

		obj, err = resource.NewHelper(client, mapping).Create(namespace, false, info.Object)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}
	return obj, groupVersionKind.Kind, mapper, mapping, 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 createGeneratedObject(f *cmdutil.Factory, cmd *cobra.Command, generator kubectl.Generator, names []kubectl.GeneratorParam, params map[string]interface{}, overrides, namespace string) (runtime.Object, string, meta.RESTMapper, *meta.RESTMapping, error) {
	err := kubectl.ValidateParams(names, params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	obj, err := generator.Generate(params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	mapper, typer := f.Object()
	gvString, kind, err := typer.ObjectVersionAndKind(obj)
	if err != nil {
		return nil, "", nil, nil, err
	}
	gv, err := unversioned.ParseGroupVersion(gvString)
	if err != nil {
		return nil, "", nil, nil, err
	}
	gvk := gv.WithKind(kind)

	if len(overrides) > 0 {
		obj, err = cmdutil.Merge(obj, overrides, kind)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}

	mapping, err := mapper.RESTMapping(gvk.GroupKind(), gvk.Version)
	if err != nil {
		return nil, "", nil, nil, err
	}
	client, err := f.RESTClient(mapping)
	if err != nil {
		return nil, "", nil, nil, err
	}

	// TODO: extract this flag to a central location, when such a location exists.
	if !cmdutil.GetFlagBool(cmd, "dry-run") {
		resourceMapper := &resource.Mapper{ObjectTyper: typer, RESTMapper: mapper, ClientMapper: f.ClientMapperForCommand()}
		info, err := resourceMapper.InfoForObject(obj)
		if err != nil {
			return nil, "", nil, nil, err
		}

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

		obj, err = resource.NewHelper(client, mapping).Create(namespace, false, info.Object)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}
	return obj, kind, mapper, mapping, err
}

func visitAnnotation(cmd *cobra.Command, f cmdutil.Factory, updates *resource.Info, resourceMapper *resource.Mapper, encoder runtime.Encoder) ([]runtime.Object, error) {
	mutatedObjects := []runtime.Object{}
	annotationVisitor := resource.NewFlattenListVisitor(updates, resourceMapper)
	// iterate through all items to apply annotations
	err := annotationVisitor.Visit(func(info *resource.Info, incomingErr error) error {
		// put configuration annotation in "updates"
		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, encoder); err != nil {
			return err
		}
		if cmdutil.ShouldRecord(cmd, info) {
			if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
				return err
			}
		}
		mutatedObjects = append(mutatedObjects, info.Object)

		return nil

	})
	return mutatedObjects, err
}

//.........这里部分代码省略.........
				return preservedFile(err, file, out)
			}
			// Compare content without comments
			if bytes.Equal(stripComments(original), stripComments(edited)) {
				if len(results.edit) > 0 {
					preservedFile(nil, file, out)
				} else {
					os.Remove(file)
				}
				fmt.Fprintln(out, "Edit cancelled, no changes made.")
				continue
			}
			if !lines {
				if len(results.edit) > 0 {
					preservedFile(nil, file, out)
				} else {
					os.Remove(file)
				}
				fmt.Fprintln(out, "Edit cancelled, saved file was empty.")
				continue
			}

			results = editResults{
				file: file,
			}

			// parse the edited file
			updates, err := resourceMapper.InfoForData(edited, "edited-file")
			if err != nil {
				return fmt.Errorf("The edited file had a syntax error: %v", err)
			}

			// put configuration annotation in "updates"
			if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), updates, encoder); err != nil {
				return preservedFile(err, file, out)
			}
			if cmdutil.ShouldRecord(cmd, updates) {
				err = cmdutil.RecordChangeCause(updates.Object, f.Command())
				if err != nil {
					return err
				}
			}
			// encode updates back to "edited" since we'll only generate patch from "edited"
			if edited, err = runtime.Encode(encoder, updates.Object); err != nil {
				return preservedFile(err, file, out)
			}

			visitor := resource.NewFlattenListVisitor(updates, resourceMapper)

			// need to make sure the original namespace wasn't changed while editing
			if err = visitor.Visit(resource.RequireNamespace(cmdNamespace)); err != nil {
				return preservedFile(err, file, out)
			}

			// use strategic merge to create a patch
			originalJS, err := yaml.ToJSON(original)
			if err != nil {
				return preservedFile(err, file, out)
			}
			editedJS, err := yaml.ToJSON(edited)
			if err != nil {
				return preservedFile(err, file, out)
			}
			patch, err := strategicpatch.CreateStrategicMergePatch(originalJS, editedJS, obj)
			// TODO: change all jsonmerge to strategicpatch
			// for checking preconditions

func createGeneratedObject(f cmdutil.Factory, cmd *cobra.Command, generator kubectl.Generator, names []kubectl.GeneratorParam, params map[string]interface{}, overrides, namespace string) (runtime.Object, string, meta.RESTMapper, *meta.RESTMapping, error) {
	err := kubectl.ValidateParams(names, params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	// TODO: Validate flag usage against selected generator. More tricky since --expose was added.
	obj, err := generator.Generate(params)
	if err != nil {
		return nil, "", nil, nil, err
	}

	mapper, typer := f.Object()
	groupVersionKinds, _, err := typer.ObjectKinds(obj)
	if err != nil {
		return nil, "", nil, nil, err
	}
	groupVersionKind := groupVersionKinds[0]

	if len(overrides) > 0 {
		codec := runtime.NewCodec(f.JSONEncoder(), f.Decoder(true))
		obj, err = cmdutil.Merge(codec, obj, overrides, groupVersionKind.Kind)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}

	mapping, err := mapper.RESTMapping(groupVersionKind.GroupKind(), groupVersionKind.Version)
	if err != nil {
		return nil, "", nil, nil, err
	}
	client, err := f.ClientForMapping(mapping)
	if err != nil {
		return nil, "", nil, nil, err
	}

	annotations, err := mapping.MetadataAccessor.Annotations(obj)
	if err != nil {
		return nil, "", nil, nil, err
	}
	if cmdutil.GetRecordFlag(cmd) || len(annotations[kubectl.ChangeCauseAnnotation]) > 0 {
		if err := cmdutil.RecordChangeCause(obj, f.Command()); err != nil {
			return nil, "", nil, nil, err
		}
	}
	if !cmdutil.GetDryRunFlag(cmd) {
		resourceMapper := &resource.Mapper{
			ObjectTyper:  typer,
			RESTMapper:   mapper,
			ClientMapper: resource.ClientMapperFunc(f.ClientForMapping),
			Decoder:      f.Decoder(true),
		}
		info, err := resourceMapper.InfoForObject(obj, nil)
		if err != nil {
			return nil, "", nil, nil, err
		}

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

		obj, err = resource.NewHelper(client, mapping).Create(namespace, false, info.Object)
		if err != nil {
			return nil, "", nil, nil, err
		}
	}
	return obj, groupVersionKind.Kind, mapper, mapping, err
}

func RunAutoscale(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *AutoscaleOptions) error {
	namespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	// validate flags
	if err := validateFlags(cmd); err != nil {
		return err
	}

	mapper, typer := f.Object(cmdutil.GetIncludeThirdPartyAPIs(cmd))
	r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		ContinueOnError().
		NamespaceParam(namespace).DefaultNamespace().
		FilenameParam(enforceNamespace, options.Recursive, options.Filenames...).
		ResourceTypeOrNameArgs(false, args...).
		Flatten().
		Do()
	infos, err := r.Infos()
	if err != nil {
		return err
	}
	if len(infos) > 1 {
		return fmt.Errorf("multiple resources provided: %v", args)
	}
	info := infos[0]
	mapping := info.ResourceMapping()
	if err := f.CanBeAutoscaled(mapping.GroupVersionKind.GroupKind()); err != nil {
		return err
	}

	// Get the generator, setup and validate all required parameters
	generatorName := cmdutil.GetFlagString(cmd, "generator")
	generators := f.Generators("autoscale")
	generator, found := generators[generatorName]
	if !found {
		return cmdutil.UsageError(cmd, fmt.Sprintf("generator %q not found.", generatorName))
	}
	names := generator.ParamNames()
	params := kubectl.MakeParams(cmd, names)
	name := info.Name
	params["default-name"] = name

	params["scaleRef-kind"] = mapping.GroupVersionKind.Kind
	params["scaleRef-name"] = name
	params["scaleRef-apiVersion"] = mapping.GroupVersionKind.GroupVersion().String()

	if err = kubectl.ValidateParams(names, params); err != nil {
		return err
	}
	// Check for invalid flags used against the present generator.
	if err := kubectl.EnsureFlagsValid(cmd, generators, generatorName); err != nil {
		return err
	}

	// Generate new object
	object, err := generator.Generate(params)
	if err != nil {
		return err
	}

	resourceMapper := &resource.Mapper{
		ObjectTyper:  typer,
		RESTMapper:   mapper,
		ClientMapper: resource.ClientMapperFunc(f.ClientForMapping),
		Decoder:      f.Decoder(true),
	}
	hpa, err := resourceMapper.InfoForObject(object, nil)
	if err != nil {
		return err
	}
	if cmdutil.ShouldRecord(cmd, hpa) {
		if err := cmdutil.RecordChangeCause(hpa.Object, f.Command()); err != nil {
			return err
		}
		object = hpa.Object
	}
	// TODO: extract this flag to a central location, when such a location exists.
	if cmdutil.GetFlagBool(cmd, "dry-run") {
		return f.PrintObject(cmd, mapper, object, out)
	}

	if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), hpa, f.JSONEncoder()); err != nil {
		return err
	}

	object, err = resource.NewHelper(hpa.Client, hpa.Mapping).Create(namespace, false, object)
	if err != nil {
		return err
	}

	if len(cmdutil.GetFlagString(cmd, "output")) > 0 {
		return f.PrintObject(cmd, mapper, object, out)
	}
	cmdutil.PrintSuccess(mapper, false, out, info.Mapping.Resource, info.Name, "autoscaled")
	return nil
}

//.........这里部分代码省略.........
	info := infos[0]
	mapping := info.ResourceMapping()
	if err := f.CanBeExposed(mapping.Kind); err != nil {
		return err
	}
	// Get the input object
	inputObject, err := r.Object()
	if err != nil {
		return err
	}

	// Get the generator, setup and validate all required parameters
	generatorName := cmdutil.GetFlagString(cmd, "generator")
	generator, found := f.Generator(generatorName)
	if !found {
		return cmdutil.UsageError(cmd, fmt.Sprintf("generator %q not found.", generatorName))
	}
	names := generator.ParamNames()
	params := kubectl.MakeParams(cmd, names)
	name := info.Name
	if len(name) > validation.DNS952LabelMaxLength {
		name = name[:validation.DNS952LabelMaxLength]
	}
	params["default-name"] = name

	// For objects that need a pod selector, derive it from the exposed object in case a user
	// didn't explicitly specify one via --selector
	if s, found := params["selector"]; found && kubectl.IsZero(s) {
		s, err := f.PodSelectorForObject(inputObject)
		if err != nil {
			return cmdutil.UsageError(cmd, fmt.Sprintf("couldn't find selectors via --selector flag or introspection: %s", err))
		}
		params["selector"] = s
	}

	// For objects that need a port, derive it from the exposed object in case a user
	// didn't explicitly specify one via --port
	if port, found := params["port"]; found && kubectl.IsZero(port) {
		ports, err := f.PortsForObject(inputObject)
		if err != nil {
			return cmdutil.UsageError(cmd, fmt.Sprintf("couldn't find port via --port flag or introspection: %s", err))
		}
		switch len(ports) {
		case 0:
			return cmdutil.UsageError(cmd, "couldn't find port via --port flag or introspection")
		case 1:
			params["port"] = ports[0]
		default:
			params["ports"] = strings.Join(ports, ",")
		}
	}
	if kubectl.IsZero(params["labels"]) {
		labels, err := f.LabelsForObject(inputObject)
		if err != nil {
			return err
		}
		params["labels"] = kubectl.MakeLabels(labels)
	}
	if err = kubectl.ValidateParams(names, params); err != nil {
		return err
	}

	// Generate new object
	object, err := generator.Generate(params)
	if err != nil {
		return err
	}

	if inline := cmdutil.GetFlagString(cmd, "overrides"); len(inline) > 0 {
		object, err = cmdutil.Merge(object, inline, mapping.Kind)
		if err != nil {
			return err
		}
	}

	resourceMapper := &resource.Mapper{ObjectTyper: typer, RESTMapper: mapper, ClientMapper: f.ClientMapperForCommand()}
	info, err = resourceMapper.InfoForObject(object)
	if err != nil {
		return err
	}
	// TODO: extract this flag to a central location, when such a location exists.
	if cmdutil.GetFlagBool(cmd, "dry-run") {
		return f.PrintObject(cmd, object, out)
	}
	if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info); err != nil {
		return err
	}

	// Serialize the object with the annotation applied.
	object, err = resource.NewHelper(info.Client, info.Mapping).Create(namespace, false, object)
	if err != nil {
		return err
	}

	if len(cmdutil.GetFlagString(cmd, "output")) > 0 {
		return f.PrintObject(cmd, object, out)
	}
	cmdutil.PrintSuccess(mapper, false, out, info.Mapping.Resource, info.Name, "exposed")
	return nil
}

//.........这里部分代码省略.........
		}
		if !lines {
			os.Remove(file)
			fmt.Fprintln(errOut, "Edit cancelled, saved file was empty.")
			return nil
		}

		results = editResults{
			file: file,
		}

		// parse the edited file
		updates, err := resourceMapper.InfoForData(edited, "edited-file")
		if err != nil {
			// syntax error
			containsError = true
			results.header.reasons = append(results.header.reasons, editReason{head: fmt.Sprintf("The edited file had a syntax error: %v", err)})
			continue
		}
		// not a syntax error as it turns out...
		containsError = false

		namespaceVisitor := resource.NewFlattenListVisitor(updates, resourceMapper)
		// need to make sure the original namespace wasn't changed while editing
		if err = namespaceVisitor.Visit(resource.RequireNamespace(cmdNamespace)); err != nil {
			return preservedFile(err, file, errOut)
		}

		mutatedObjects := []runtime.Object{}
		annotationVisitor := resource.NewFlattenListVisitor(updates, resourceMapper)
		// iterate through all items to apply annotations
		if err = annotationVisitor.Visit(func(info *resource.Info, incomingErr error) error {
			// put configuration annotation in "updates"
			if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, encoder); err != nil {
				return err
			}
			if cmdutil.ShouldRecord(cmd, info) {
				if err := cmdutil.RecordChangeCause(info.Object, f.Command()); err != nil {
					return err
				}
			}
			mutatedObjects = append(mutatedObjects, info.Object)

			return nil

		}); err != nil {
			return preservedFile(err, file, errOut)
		}

		// if we mutated a list in the visitor, persist the changes on the overall object
		if meta.IsListType(updates.Object) {
			meta.SetList(updates.Object, mutatedObjects)
		}

		patchVisitor := resource.NewFlattenListVisitor(updates, resourceMapper)
		err = patchVisitor.Visit(func(info *resource.Info, incomingErr error) error {
			currOriginalObj := originalObj

			// if we're editing a list, then navigate the list to find the item that we're currently trying to edit
			if meta.IsListType(originalObj) {
				currOriginalObj = nil
				editObjUID, err := meta.NewAccessor().UID(info.Object)
				if err != nil {
					return err
				}

//.........这里部分代码省略.........

			// Compare content without comments
			if bytes.Equal(stripComments(original), stripComments(edited)) {
				os.Remove(file)
				fmt.Fprintln(errOut, "Edit cancelled, no changes made.")
				continue outter
			}
			lines, err := hasLines(bytes.NewBuffer(edited))
			if err != nil {
				return preservedFile(err, file, errOut)
			}
			if !lines {
				os.Remove(file)
				fmt.Fprintln(errOut, "Edit cancelled, saved file was empty.")
				continue outter
			}

			results = editResults{
				file: file,
			}

			// parse the edited file
			updates, err := resourceMapper.InfoForData(edited, "edited-file")
			if err != nil {
				// syntax error
				containsError = true
				results.header.reasons = append(results.header.reasons, editReason{head: fmt.Sprintf("The edited file had a syntax error: %v", err)})
				continue
			}
			// not a syntax error as it turns out...
			containsError = false

			// put configuration annotation in "updates"
			if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), updates, encoder); err != nil {
				return preservedFile(err, file, errOut)
			}
			if cmdutil.ShouldRecord(cmd, updates) {
				err = cmdutil.RecordChangeCause(updates.Object, f.Command())
				if err != nil {
					return err
				}
			}
			editedCopy := edited
			if editedCopy, err = runtime.Encode(encoder, updates.Object); err != nil {
				return preservedFile(err, file, errOut)
			}

			visitor := resource.NewFlattenListVisitor(updates, resourceMapper)

			// need to make sure the original namespace wasn't changed while editing
			if err = visitor.Visit(resource.RequireNamespace(cmdNamespace)); err != nil {
				return preservedFile(err, file, errOut)
			}

			// use strategic merge to create a patch
			originalJS, err := yaml.ToJSON(original)
			if err != nil {
				return preservedFile(err, file, errOut)
			}
			editedJS, err := yaml.ToJSON(editedCopy)
			if err != nil {
				return preservedFile(err, file, errOut)
			}
			patch, err := strategicpatch.CreateStrategicMergePatch(originalJS, editedJS, obj)
			// TODO: change all jsonmerge to strategicpatch
			// for checking preconditions

func RunAutoscale(f cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *resource.FilenameOptions) error {
	namespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	// validate flags
	if err := validateFlags(cmd); err != nil {
		return err
	}

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

	// Get the generator, setup and validate all required parameters
	generatorName := cmdutil.GetFlagString(cmd, "generator")
	generators := f.Generators("autoscale")
	generator, found := generators[generatorName]
	if !found {
		return cmdutil.UsageError(cmd, fmt.Sprintf("generator %q not found.", generatorName))
	}
	names := generator.ParamNames()

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

		mapping := info.ResourceMapping()
		if err := f.CanBeAutoscaled(mapping.GroupVersionKind.GroupKind()); err != nil {
			return err
		}

		name := info.Name
		params := kubectl.MakeParams(cmd, names)
		params["default-name"] = name

		params["scaleRef-kind"] = mapping.GroupVersionKind.Kind
		params["scaleRef-name"] = name
		params["scaleRef-apiVersion"] = mapping.GroupVersionKind.GroupVersion().String()

		if err = kubectl.ValidateParams(names, params); err != nil {
			return err
		}
		// Check for invalid flags used against the present generator.
		if err := kubectl.EnsureFlagsValid(cmd, generators, generatorName); err != nil {
			return err
		}

		// Generate new object
		object, err := generator.Generate(params)
		if err != nil {
			return err
		}

		resourceMapper := &resource.Mapper{
			ObjectTyper:  typer,
			RESTMapper:   mapper,
			ClientMapper: resource.ClientMapperFunc(f.ClientForMapping),
			Decoder:      f.Decoder(true),
		}
		hpa, err := resourceMapper.InfoForObject(object, nil)
		if err != nil {
			return err
		}
		if cmdutil.ShouldRecord(cmd, hpa) {
			if err := cmdutil.RecordChangeCause(hpa.Object, f.Command()); err != nil {
				return err
			}
			object = hpa.Object
		}
		if cmdutil.GetDryRunFlag(cmd) {
			return f.PrintObject(cmd, mapper, object, out)
		}

		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), hpa, f.JSONEncoder()); err != nil {
			return err
		}

		object, err = resource.NewHelper(hpa.Client, hpa.Mapping).Create(namespace, false, object)
		if err != nil {
			return err
		}

		count++
		if len(cmdutil.GetFlagString(cmd, "output")) > 0 {
			return f.PrintObject(cmd, mapper, object, out)
		}

//.........这里部分代码省略.........

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 RunAutoscale(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, filenames []string) error {
	namespace, enforceNamespace, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	// validate flags
	if err := validateFlags(cmd); err != nil {
		return err
	}

	mapper, typer := f.Object()
	r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
		ContinueOnError().
		NamespaceParam(namespace).DefaultNamespace().
		FilenameParam(enforceNamespace, filenames...).
		ResourceTypeOrNameArgs(false, args...).
		Flatten().
		Do()
	infos, err := r.Infos()
	if err != nil {
		return err
	}
	if len(infos) > 1 {
		return fmt.Errorf("multiple resources provided: %v", args)
	}
	info := infos[0]
	mapping := info.ResourceMapping()
	if err := f.CanBeAutoscaled(mapping.GroupVersionKind.Kind); err != nil {
		return err
	}

	// Get the generator, setup and validate all required parameters
	generatorName := cmdutil.GetFlagString(cmd, "generator")
	generator, found := f.Generator(generatorName)
	if !found {
		return cmdutil.UsageError(cmd, fmt.Sprintf("generator %q not found.", generatorName))
	}
	names := generator.ParamNames()
	params := kubectl.MakeParams(cmd, names)
	name := info.Name
	params["default-name"] = name

	params["scaleRef-kind"] = mapping.GroupVersionKind.Kind
	params["scaleRef-name"] = name
	params["scaleRef-apiVersion"] = mapping.GroupVersionKind.GroupVersion().String()

	if err = kubectl.ValidateParams(names, params); err != nil {
		return err
	}

	// Generate new object
	object, err := generator.Generate(params)
	if err != nil {
		return err
	}

	resourceMapper := &resource.Mapper{ObjectTyper: typer, RESTMapper: mapper, ClientMapper: f.ClientMapperForCommand()}
	hpa, err := resourceMapper.InfoForObject(object)
	if err != nil {
		return err
	}
	// TODO: extract this flag to a central location, when such a location exists.
	if cmdutil.GetFlagBool(cmd, "dry-run") {
		return f.PrintObject(cmd, object, out)
	}

	if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), hpa); err != nil {
		return err
	}

	object, err = resource.NewHelper(hpa.Client, hpa.Mapping).Create(namespace, false, object)
	if err != nil {
		return err
	}

	if len(cmdutil.GetFlagString(cmd, "output")) > 0 {
		return f.PrintObject(cmd, object, out)
	}
	cmdutil.PrintSuccess(mapper, false, out, info.Mapping.Resource, info.Name, "autoscaled")
	return nil
}

//.........这里部分代码省略.........

		// For objects that need a port, derive it from the exposed object in case a user
		// didn't explicitly specify one via --port
		if port, found := params["port"]; found && kubectl.IsZero(port) {
			ports, err := f.PortsForObject(info.Object)
			if err != nil {
				return cmdutil.UsageError(cmd, fmt.Sprintf("couldn't find port via --port flag or introspection: %s", err))
			}
			switch len(ports) {
			case 0:
				return cmdutil.UsageError(cmd, "couldn't find port via --port flag or introspection")
			case 1:
				params["port"] = ports[0]
			default:
				params["ports"] = strings.Join(ports, ",")
			}
		}

		// Always try to derive protocols from the exposed object, may use
		// different protocols for different ports.
		if _, found := params["protocol"]; found {
			protocolsMap, err := f.ProtocolsForObject(info.Object)
			if err != nil {
				return cmdutil.UsageError(cmd, fmt.Sprintf("couldn't find protocol via introspection: %s", err))
			}
			if protocols := kubectl.MakeProtocols(protocolsMap); !kubectl.IsZero(protocols) {
				params["protocols"] = protocols
			}
		}

		if kubectl.IsZero(params["labels"]) {
			labels, err := f.LabelsForObject(info.Object)
			if err != nil {
				return err
			}
			params["labels"] = kubectl.MakeLabels(labels)
		}
		if err = kubectl.ValidateParams(names, params); err != nil {
			return err
		}
		// Check for invalid flags used against the present generator.
		if err := kubectl.EnsureFlagsValid(cmd, generators, generatorName); err != nil {
			return err
		}

		// Generate new object
		object, err := generator.Generate(params)
		if err != nil {
			return err
		}

		if inline := cmdutil.GetFlagString(cmd, "overrides"); len(inline) > 0 {
			codec := runtime.NewCodec(f.JSONEncoder(), f.Decoder(true))
			object, err = cmdutil.Merge(codec, object, inline, mapping.GroupVersionKind.Kind)
			if err != nil {
				return err
			}
		}

		resourceMapper := &resource.Mapper{
			ObjectTyper:  typer,
			RESTMapper:   mapper,
			ClientMapper: resource.ClientMapperFunc(f.ClientForMapping),
			Decoder:      f.Decoder(true),
		}
		info, err = resourceMapper.InfoForObject(object, nil)
		if err != nil {
			return err
		}
		if cmdutil.ShouldRecord(cmd, info) {
			if err := cmdutil.RecordChangeCause(object, f.Command()); err != nil {
				return err
			}
		}
		info.Refresh(object, true)
		if cmdutil.GetDryRunFlag(cmd) {
			return f.PrintObject(cmd, mapper, object, out)
		}
		if err := kubectl.CreateOrUpdateAnnotation(cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag), info, f.JSONEncoder()); err != nil {
			return err
		}

		// Serialize the object with the annotation applied.
		object, err = resource.NewHelper(info.Client, info.Mapping).Create(namespace, false, object)
		if err != nil {
			return err
		}

		if len(cmdutil.GetFlagString(cmd, "output")) > 0 {
			return f.PrintObject(cmd, mapper, object, out)
		}

		cmdutil.PrintSuccess(mapper, false, out, info.Mapping.Resource, info.Name, "exposed")
		return nil
	})
	if err != nil {
		return err
	}
	return nil
}