Golang Factory.ClientConfig方法代码示例

func RunClusterInfo(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command) error {
	if len(os.Args) > 1 && os.Args[1] == "clusterinfo" {
		printDeprecationWarning("cluster-info", "clusterinfo")
	}

	client, err := f.ClientConfig()
	if err != nil {
		return err
	}
	printService(out, "Kubernetes master", client.Host)

	mapper, typer := f.Object(cmdutil.GetIncludeThirdPartyAPIs(cmd))
	cmdNamespace := cmdutil.GetFlagString(cmd, "namespace")
	if cmdNamespace == "" {
		cmdNamespace = api.NamespaceSystem
	}

	// TODO use generalized labels once they are implemented (#341)
	b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		NamespaceParam(cmdNamespace).DefaultNamespace().
		SelectorParam("kubernetes.io/cluster-service=true").
		ResourceTypeOrNameArgs(false, []string{"services"}...).
		Latest()
	b.Do().Visit(func(r *resource.Info, err error) error {
		if err != nil {
			return err
		}
		services := r.Object.(*api.ServiceList).Items
		for _, service := range services {
			var link string
			if len(service.Status.LoadBalancer.Ingress) > 0 {
				ingress := service.Status.LoadBalancer.Ingress[0]
				ip := ingress.IP
				if ip == "" {
					ip = ingress.Hostname
				}
				for _, port := range service.Spec.Ports {
					link += "http://" + ip + ":" + strconv.Itoa(int(port.Port)) + " "
				}
			} else {
				if len(client.GroupVersion.Group) == 0 {
					link = client.Host + "/api/" + client.GroupVersion.Version + "/proxy/namespaces/" + service.ObjectMeta.Namespace + "/services/" + service.ObjectMeta.Name
				} else {
					link = client.Host + "/api/" + client.GroupVersion.Group + "/" + client.GroupVersion.Version + "/proxy/namespaces/" + service.ObjectMeta.Namespace + "/services/" + service.ObjectMeta.Name

				}
			}
			name := service.ObjectMeta.Labels["kubernetes.io/name"]
			if len(name) == 0 {
				name = service.ObjectMeta.Name
			}
			printService(out, name, link)
		}
		return nil
	})
	out.Write([]byte("\nTo further debug and diagnose cluster problems, use 'kubectl cluster-info dump'.\n"))
	return nil

	// TODO consider printing more information about cluster
}

//.........这里部分代码省略.........
		return cmdutil.UsageError(cmd, fmt.Sprintf("generator %q not found.", generatorName))
	}
	names := generator.ParamNames()
	params := kubectl.MakeParams(cmd, names)
	params["name"] = args[0]
	if len(args) > 1 {
		params["args"] = args[1:]
	}

	params["env"] = cmdutil.GetFlagStringSlice(cmd, "env")

	obj, _, mapper, mapping, err := createGeneratedObject(f, cmd, generator, names, params, cmdutil.GetFlagString(cmd, "overrides"), namespace)
	if err != nil {
		return err
	}

	if cmdutil.GetFlagBool(cmd, "expose") {
		serviceGenerator := cmdutil.GetFlagString(cmd, "service-generator")
		if len(serviceGenerator) == 0 {
			return cmdutil.UsageError(cmd, fmt.Sprintf("No service generator specified"))
		}
		if err := generateService(f, cmd, args, serviceGenerator, params, namespace, cmdOut); err != nil {
			return err
		}
	}

	attachFlag := cmd.Flags().Lookup("attach")
	attach := cmdutil.GetFlagBool(cmd, "attach")

	if !attachFlag.Changed && interactive {
		attach = true
	}

	remove := cmdutil.GetFlagBool(cmd, "rm")
	if !attach && remove {
		return cmdutil.UsageError(cmd, "--rm should only be used for attached containers")
	}

	if attach {
		opts := &AttachOptions{
			In:    cmdIn,
			Out:   cmdOut,
			Err:   cmdErr,
			Stdin: interactive,
			TTY:   tty,

			CommandName: cmd.Parent().CommandPath() + " attach",

			Attach: &DefaultRemoteAttach{},
		}
		config, err := f.ClientConfig()
		if err != nil {
			return err
		}
		opts.Config = config

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

		attachablePod, err := f.AttachablePodForObject(obj)
		if err != nil {
			return err
		}
		err = handleAttachPod(f, client, attachablePod, opts)
		if err != nil {
			return err
		}

		if remove {
			namespace, err = mapping.MetadataAccessor.Namespace(obj)
			if err != nil {
				return err
			}
			var name string
			name, err = mapping.MetadataAccessor.Name(obj)
			if err != nil {
				return err
			}
			_, typer := f.Object(cmdutil.GetIncludeThirdPartyAPIs(cmd))
			r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
				ContinueOnError().
				NamespaceParam(namespace).DefaultNamespace().
				ResourceNames(mapping.Resource, name).
				Flatten().
				Do()
			return ReapResult(r, f, cmdOut, true, true, 0, -1, false, mapper)
		}
		return nil
	}

	outputFormat := cmdutil.GetFlagString(cmd, "output")
	if outputFormat != "" {
		return f.PrintObject(cmd, mapper, obj, cmdOut)
	}
	cmdutil.PrintSuccess(mapper, false, cmdOut, mapping.Resource, args[0], "created")
	return nil
}