Golang Factory.ClientConfig方法代碼示例

// RunRsh starts a remote shell session on the server
func RunRsh(options *kubecmd.ExecOptions, f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	if len(args) != 1 {
		return cmdutil.UsageError(cmd, "rsh requires a single POD to connect to")
	}
	options.PodName = args[0]

	_, client, err := f.Clients()
	if err != nil {
		return err
	}
	options.Client = client

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return nil
	}
	options.Namespace = namespace

	config, err := f.ClientConfig()
	if err != nil {
		return err
	}
	options.Config = config

	if err := options.Validate(); err != nil {
		return err
	}
	return options.Run()
}

func (v *VolumeOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, out io.Writer) error {
	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}
	v.OutputVersion = kcmdutil.OutputVersion(cmd, clientConfig.Version)

	cmdNamespace, explicit, err := f.DefaultNamespace()
	if err != nil {
		return err
	}
	mapper, typer := f.Object()

	v.DefaultNamespace = cmdNamespace
	v.ExplicitNamespace = explicit
	v.Writer = out
	v.Mapper = mapper
	v.Typer = typer
	v.RESTClientFactory = f.Factory.RESTClient
	v.UpdatePodSpecForObject = f.UpdatePodSpecForObject

	// In case of volume source ignore the default volume type
	if len(v.AddOpts.Source) > 0 {
		v.AddOpts.Type = ""
	}
	return nil
}

// Execute() will run a command in a pod and streams the out/err
func Execute(factory *osclientcmd.Factory, command []string, pod *kapi.Pod, in io.Reader, out, errOut io.Writer) error {
	config, err := factory.ClientConfig()
	if err != nil {
		return err
	}
	client, err := factory.Client()
	if err != nil {
		return err
	}

	execOptions := &kubecmd.ExecOptions{
		StreamOptions: kubecmd.StreamOptions{
			Namespace:     pod.Namespace,
			PodName:       pod.Name,
			ContainerName: pod.Name,
			In:            in,
			Out:           out,
			Err:           errOut,
			Stdin:         in != nil,
		},
		Executor: &kubecmd.DefaultRemoteExecutor{},
		Client:   client,
		Config:   config,
		Command:  command,
	}
	err = execOptions.Validate()
	if err != nil {
		return err
	}
	return execOptions.Run()
}

func (v *VolumeOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, out io.Writer) error {
	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}
	v.OutputVersion = kcmdutil.OutputVersion(cmd, clientConfig.Version)

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

	v.DefaultNamespace = cmdNamespace
	v.Writer = out
	v.Mapper = mapper
	v.Typer = typer
	v.RESTClientFactory = f.Factory.RESTClient
	v.UpdatePodSpecForObject = f.UpdatePodSpecForObject

	if v.Add && len(v.Name) == 0 {
		v.Name = kapi.SimpleNameGenerator.GenerateName(volumePrefix)
		if len(v.Output) == 0 {
			fmt.Fprintf(v.Writer, "Generated volume name: %s\n", v.Name)
		}
	}
	// In case of volume source ignore the default volume type
	if len(v.AddOpts.Source) > 0 {
		v.AddOpts.Type = ""
	}
	return nil
}

func (v *VolumeOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, out, errOut io.Writer) error {
	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}
	v.OutputVersion, err = kcmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
	if err != nil {
		return err
	}
	_, kc, err := f.Clients()
	if err != nil {
		return err
	}
	v.Client = kc

	cmdNamespace, explicit, err := f.DefaultNamespace()
	if err != nil {
		return err
	}
	mapper, typer := f.Object(false)

	v.DefaultNamespace = cmdNamespace
	v.ExplicitNamespace = explicit
	v.Out = out
	v.Err = errOut
	v.Mapper = mapper
	v.Typer = typer
	v.RESTClientFactory = f.Factory.ClientForMapping
	v.UpdatePodSpecForObject = f.UpdatePodSpecForObject
	v.Encoder = f.JSONEncoder()

	// In case of volume source ignore the default volume type
	if len(v.AddOpts.Source) > 0 {
		v.AddOpts.Type = ""
	}
	if len(v.AddOpts.ClaimSize) > 0 {
		v.AddOpts.CreateClaim = true
		if len(v.AddOpts.ClaimName) == 0 {
			v.AddOpts.ClaimName = kapi.SimpleNameGenerator.GenerateName("pvc-")
		}
		q, err := kresource.ParseQuantity(v.AddOpts.ClaimSize)
		if err != nil {
			return fmt.Errorf("--claim-size is not valid: %v", err)
		}
		v.AddOpts.ClaimSize = q.String()
	}
	switch strings.ToLower(v.AddOpts.ClaimMode) {
	case strings.ToLower(string(kapi.ReadOnlyMany)), "rom":
		v.AddOpts.ClaimMode = string(kapi.ReadOnlyMany)
	case strings.ToLower(string(kapi.ReadWriteOnce)), "rwo":
		v.AddOpts.ClaimMode = string(kapi.ReadWriteOnce)
	case strings.ToLower(string(kapi.ReadWriteMany)), "rwm":
		v.AddOpts.ClaimMode = string(kapi.ReadWriteMany)
	case "":
	default:
		return errors.New("--claim-mode must be one of ReadWriteOnce (rwo), ReadWriteMany (rwm), or ReadOnlyMany (rom)")
	}
	return nil
}

func CompleteAppConfig(config *newcmd.AppConfig, f *clientcmd.Factory, c *cobra.Command, args []string) error {
	mapper, typer := f.Object()
	if config.Mapper == nil {
		config.Mapper = mapper
	}
	if config.Typer == nil {
		config.Typer = typer
	}
	if config.ClientMapper == nil {
		config.ClientMapper = resource.ClientMapperFunc(f.ClientForMapping)
	}

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	osclient, kclient, err := f.Clients()
	if err != nil {
		return err
	}
	config.KubeClient = kclient
	dockerClient, _ := getDockerClient()
	config.SetOpenShiftClient(osclient, namespace, dockerClient)

	if config.AllowSecretUse {
		cfg, err := f.ClientConfig()
		if err != nil {
			return err
		}
		config.SecretAccessor = newConfigSecretRetriever(cfg)
	}

	unknown := config.AddArguments(args)
	if len(unknown) != 0 {
		return kcmdutil.UsageError(c, "Did not recognize the following arguments: %v", unknown)
	}

	if config.AllowMissingImages && config.AsSearch {
		return kcmdutil.UsageError(c, "--allow-missing-images and --search are mutually exclusive.")
	}

	if len(config.SourceImage) != 0 && len(config.SourceImagePath) == 0 {
		return kcmdutil.UsageError(c, "--source-image-path must be specified when --source-image is specified.")
	}
	if len(config.SourceImage) == 0 && len(config.SourceImagePath) != 0 {
		return kcmdutil.UsageError(c, "--source-image must be specified when --source-image-path is specified.")
	}

	if config.BinaryBuild && config.Strategy == generate.StrategyPipeline {
		return kcmdutil.UsageError(c, "specifying binary builds and the pipeline strategy at the same time is not allowed.")
	}

	return nil
}

// Complete takes command line information to fill out BackendOptions or returns an error.
func (o *BackendsOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	cmdNamespace, explicit, err := f.DefaultNamespace()
	if err != nil {
		return err
	}

	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}

	o.OutputVersion, err = kcmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
	if err != nil {
		return err
	}

	var resources []string
	for _, arg := range args {
		if !strings.Contains(arg, "=") {
			resources = append(resources, arg)
			continue
		}
		input, err := ParseBackendInput(arg)
		if err != nil {
			return fmt.Errorf("invalid argument %q: %v", arg, err)
		}
		o.Transform.Inputs = append(o.Transform.Inputs, *input)
	}

	o.PrintTable = o.Transform.Empty()

	mapper, typer := f.Object(false)
	o.Builder = resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(explicit, false, o.Filenames...).
		SelectorParam(o.Selector).
		SelectAllParam(o.All).
		ResourceNames("route", resources...).
		Flatten()
	if len(resources) == 0 {
		o.Builder.ResourceTypes("routes")
	}

	output := kcmdutil.GetFlagString(cmd, "output")
	if len(output) != 0 {
		o.PrintObject = func(obj runtime.Object) error { return f.PrintObject(cmd, mapper, obj, o.Out) }
	}

	o.Encoder = f.JSONEncoder()
	o.ShortOutput = kcmdutil.GetFlagString(cmd, "output") == "name"
	o.Mapper = mapper

	return nil
}

func (o *BuildHookOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	resources := args
	if i := cmd.ArgsLenAtDash(); i != -1 {
		resources = args[:i]
		o.Command = args[i:]
	}
	if len(o.Filenames) == 0 && len(args) < 1 {
		return kcmdutil.UsageError(cmd, "one or more build configs must be specified as <name> or <resource>/<name>")
	}

	cmdNamespace, explicit, err := f.DefaultNamespace()
	if err != nil {
		return err
	}
	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}
	o.OutputVersion, err = kcmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
	if err != nil {
		return err
	}

	mapper, typer := f.Object(false)
	o.Builder = resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(explicit, false, o.Filenames...).
		SelectorParam(o.Selector).
		ResourceNames("buildconfigs", resources...).
		Flatten()

	if o.All {
		o.Builder.ResourceTypes("buildconfigs").SelectAllParam(o.All)
	}

	output := kcmdutil.GetFlagString(cmd, "output")
	if len(output) != 0 {
		o.PrintObject = func(infos []*resource.Info) error {
			return f.PrintResourceInfos(cmd, infos, o.Out)
		}
	}

	o.Encoder = f.JSONEncoder()
	o.ShortOutput = kcmdutil.GetFlagString(cmd, "output") == "name"
	o.Mapper = mapper

	return nil
}

// newPortForwarder creates a new forwarder for use with rsync
func newPortForwarder(f *clientcmd.Factory, o *RsyncOptions) (forwarder, error) {
	client, err := f.Client()
	if err != nil {
		return nil, err
	}
	config, err := f.ClientConfig()
	if err != nil {
		return nil, err
	}
	return &portForwarder{
		Namespace: o.Namespace,
		PodName:   o.PodName(),
		Client:    client,
		Config:    config,
	}, nil
}

// Complete applies the command environment to RshOptions
func (o *RshOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	switch {
	case o.ForceTTY && o.DisableTTY:
		return kcmdutil.UsageError(cmd, "you may not specify -t and -T together")
	case o.ForceTTY:
		o.TTY = true
	case o.DisableTTY:
		o.TTY = false
	default:
		o.TTY = term.IsTerminal(o.In)
	}

	if len(args) < 1 {
		return kcmdutil.UsageError(cmd, "rsh requires a single Pod to connect to")
	}
	resource := args[0]
	args = args[1:]
	if len(args) > 0 {
		o.Command = args
	} else {
		o.Command = []string{o.Executable}
	}

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return err
	}
	o.Namespace = namespace

	config, err := f.ClientConfig()
	if err != nil {
		return err
	}
	o.Config = config

	client, err := f.Client()
	if err != nil {
		return err
	}
	o.Client = client

	// TODO: Consider making the timeout configurable
	o.PodName, err = f.PodForResource(resource, 10*time.Second)
	return err
}

func newRemoteExecutor(f *clientcmd.Factory, o *RsyncOptions) (executor, error) {
	config, err := f.ClientConfig()
	if err != nil {
		return nil, err
	}

	client, err := f.Client()
	if err != nil {
		return nil, err
	}

	return &remoteExecutor{
		Namespace:     o.Namespace,
		PodName:       o.PodName(),
		ContainerName: o.ContainerName,
		Config:        config,
		Client:        client,
	}, nil
}

// Complete completes struct variables.
func (o *EditOptions) Complete(fullName string, f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
	o.fullName = fullName
	o.args = args
	o.out = out
	switch format := cmdutil.GetFlagString(cmd, "output"); format {
	case "json":
		o.printer = &kubectl.JSONPrinter{}
		o.ext = ".json"
	case "yaml":
		o.printer = &kubectl.YAMLPrinter{}
		o.ext = ".yaml"
	default:
		return cmdutil.UsageError(cmd, "The flag 'output' must be one of yaml|json")
	}

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

	mapper, typer := f.Object()
	o.rmap = &resource.Mapper{
		ObjectTyper:  typer,
		RESTMapper:   mapper,
		ClientMapper: f.ClientMapperForCommand(),
	}

	o.builder = resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()).
		NamespaceParam(o.namespace).DefaultNamespace().
		FilenameParam(explicit, o.filenames...).
		// SelectorParam(selector).
		ResourceTypeOrNameArgs(true, o.args...).
		Latest()

	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}

	o.version = cmdutil.OutputVersion(cmd, clientConfig.Version)
	return nil
}

// RunRsh starts a remote shell session on the server
func RunRsh(options *kubecmd.ExecOptions, f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	_, client, err := f.Clients()
	if err != nil {
		return err
	}
	options.Client = client

	namespace, _, err := f.DefaultNamespace()
	if err != nil {
		return nil
	}
	options.Namespace = namespace

	config, err := f.ClientConfig()
	if err != nil {
		return err
	}
	options.Config = config

	if err := options.Validate(); err != nil {
		return err
	}
	return options.Run()
}

func (o *ProbeOptions) Complete(f *clientcmd.Factory, cmd *cobra.Command, args []string) error {
	resources := args
	if i := cmd.ArgsLenAtDash(); i != -1 {
		resources = args[:i]
		o.Command = args[i:]
	}
	if len(o.Filenames) == 0 && len(args) < 1 {
		return kcmdutil.UsageError(cmd, "one or more resources must be specified as <resource> <name> or <resource>/<name>")
	}

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

	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}

	o.OutputVersion, err = kcmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
	if err != nil {
		return err
	}

	mapper, typer := f.Object(false)
	o.Builder = resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(explicit, false, o.Filenames...).
		SelectorParam(o.Selector).
		ResourceTypeOrNameArgs(o.All, resources...).
		Flatten()

	output := kcmdutil.GetFlagString(cmd, "output")
	if len(output) != 0 {
		o.PrintObject = func(obj runtime.Object) error { return f.PrintObject(cmd, mapper, obj, o.Out) }
	}

	o.Encoder = f.JSONEncoder()
	o.UpdatePodSpecForObject = f.UpdatePodSpecForObject
	o.ShortOutput = kcmdutil.GetFlagString(cmd, "output") == "name"
	o.Mapper = mapper

	if !cmd.Flags().Lookup("initial-delay-seconds").Changed {
		o.InitialDelaySeconds = nil
	}
	if !cmd.Flags().Lookup("timeout-seconds").Changed {
		o.TimeoutSeconds = nil
	}
	if !cmd.Flags().Lookup("period-seconds").Changed {
		o.PeriodSeconds = nil
	}
	if !cmd.Flags().Lookup("success-threshold").Changed {
		o.SuccessThreshold = nil
	}
	if !cmd.Flags().Lookup("failure-threshold").Changed {
		o.FailureThreshold = nil
	}

	if len(o.HTTPGet) > 0 {
		url, err := url.Parse(o.HTTPGet)
		if err != nil {
			return fmt.Errorf("--get-url could not be parsed as a valid URL: %v", err)
		}
		var host, port string
		if strings.Contains(url.Host, ":") {
			if host, port, err = net.SplitHostPort(url.Host); err != nil {
				return fmt.Errorf("--get-url did not have a valid port specification: %v", err)
			}
		}
		if host == "localhost" {
			host = ""
		}
		o.HTTPGetAction = &kapi.HTTPGetAction{
			Scheme: kapi.URIScheme(strings.ToUpper(url.Scheme)),
			Host:   host,
			Port:   intOrString(port),
			Path:   url.Path,
		}
	}

	return nil
}

// RunEnv contains all the necessary functionality for the OpenShift cli env command
// TODO: refactor to share the common "patch resource" pattern of probe
func RunEnv(f *clientcmd.Factory, in io.Reader, out io.Writer, cmd *cobra.Command, args []string, envParams, filenames []string) error {
	resources, envArgs, ok := cmdutil.SplitEnvironmentFromResources(args)
	if !ok {
		return kcmdutil.UsageError(cmd, "all resources must be specified before environment changes: %s", strings.Join(args, " "))
	}
	if len(filenames) == 0 && len(resources) < 1 {
		return kcmdutil.UsageError(cmd, "one or more resources must be specified as <resource> <name> or <resource>/<name>")
	}

	containerMatch := kcmdutil.GetFlagString(cmd, "containers")
	list := kcmdutil.GetFlagBool(cmd, "list")
	selector := kcmdutil.GetFlagString(cmd, "selector")
	all := kcmdutil.GetFlagBool(cmd, "all")
	//overwrite := kcmdutil.GetFlagBool(cmd, "overwrite")
	resourceVersion := kcmdutil.GetFlagString(cmd, "resource-version")
	outputFormat := kcmdutil.GetFlagString(cmd, "output")

	if list && len(outputFormat) > 0 {
		return kcmdutil.UsageError(cmd, "--list and --output may not be specified together")
	}

	clientConfig, err := f.ClientConfig()
	if err != nil {
		return err
	}

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

	env, remove, err := cmdutil.ParseEnv(append(envParams, envArgs...), in)
	if err != nil {
		return err
	}

	mapper, typer := f.Object()
	b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), kapi.Codecs.UniversalDecoder()).
		ContinueOnError().
		NamespaceParam(cmdNamespace).DefaultNamespace().
		FilenameParam(explicit, filenames...).
		SelectorParam(selector).
		ResourceTypeOrNameArgs(all, resources...).
		Flatten()

	one := false
	infos, err := b.Do().IntoSingular(&one).Infos()
	if err != nil {
		return err
	}

	// only apply resource version locking on a single resource
	if !one && len(resourceVersion) > 0 {
		return kcmdutil.UsageError(cmd, "--resource-version may only be used with a single resource")
	}
	// Keep a copy of the original objects prior to updating their environment.
	// Used in constructing the patch(es) that will be applied in the server.
	oldObjects, err := resource.AsVersionedObjects(infos, clientConfig.GroupVersion.String(), kapi.Codecs.LegacyCodec(*clientConfig.GroupVersion))
	if err != nil {
		return err
	}
	if len(oldObjects) != len(infos) {
		return fmt.Errorf("could not convert all objects to API version %q", clientConfig.GroupVersion)
	}
	oldData := make([][]byte, len(infos))
	for i := range oldObjects {
		old, err := json.Marshal(oldObjects[i])
		if err != nil {
			return err
		}
		oldData[i] = old
	}

	skipped := 0
	for _, info := range infos {
		ok, err := f.UpdatePodSpecForObject(info.Object, func(spec *kapi.PodSpec) error {
			containers, _ := selectContainers(spec.Containers, containerMatch)
			if len(containers) == 0 {
				fmt.Fprintf(cmd.Out(), "warning: %s/%s does not have any containers matching %q\n", info.Mapping.Resource, info.Name, containerMatch)
				return nil
			}
			for _, c := range containers {
				c.Env = updateEnv(c.Env, env, remove)

				if list {
					fmt.Fprintf(out, "# %s %s, container %s\n", info.Mapping.Resource, info.Name, c.Name)
					for _, env := range c.Env {
						// if env.ValueFrom != nil && env.ValueFrom.FieldRef != nil {
						// 	fmt.Fprintf(cmd.Out(), "%s= # calculated from pod %s %s\n", env.Name, env.ValueFrom.FieldRef.FieldPath, env.ValueFrom.FieldRef.APIVersion)
						// 	continue
						// }
						fmt.Fprintf(out, "%s=%s\n", env.Name, env.Value)

					}
				}
			}
			return nil
		})
//.........這裏部分代碼省略.........