Golang FlagContext.String方法代码示例

func (cmd *UnmapRoute) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
	if len(fc.Args()) != 2 {
		cmd.ui.Failed(T("Incorrect Usage. Requires app_name, domain_name as arguments\n\n") + commandregistry.Commands.CommandUsage("unmap-route"))
		return nil, fmt.Errorf("Incorrect usage: %d arguments of %d required", len(fc.Args()), 2)
	}

	if fc.IsSet("port") && (fc.IsSet("hostname") || fc.IsSet("path")) {
		cmd.ui.Failed(T("Cannot specify port together with hostname and/or path."))
		return nil, fmt.Errorf("Cannot specify port together with hostname and/or path.")
	}

	domainName := fc.Args()[1]

	cmd.appReq = requirementsFactory.NewApplicationRequirement(fc.Args()[0])
	cmd.domainReq = requirementsFactory.NewDomainRequirement(domainName)

	var reqs []requirements.Requirement

	if fc.String("path") != "" {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement("Option '--path'", cf.RoutePathMinimumAPIVersion))
	}

	if fc.IsSet("port") {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement("Option '--port'", cf.TCPRoutingMinimumAPIVersion))
	}

	reqs = append(reqs, []requirements.Requirement{
		requirementsFactory.NewLoginRequirement(),
		cmd.appReq,
		cmd.domainReq,
	}...)

	return reqs, nil
}

func (cmd *DisableServiceAccess) Execute(c flags.FlagContext) error {
	_, err := cmd.tokenRefresher.RefreshAuthToken()
	if err != nil {
		return err
	}

	serviceName := c.Args()[0]
	planName := c.String("p")
	orgName := c.String("o")

	if planName != "" && orgName != "" {
		err = cmd.disablePlanAndOrgForService(serviceName, planName, orgName)
	} else if planName != "" {
		err = cmd.disableSinglePlanForService(serviceName, planName)
	} else if orgName != "" {
		err = cmd.disablePlansForSingleOrgForService(serviceName, orgName)
	} else {
		err = cmd.disableServiceForAll(serviceName)
	}
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *Push) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
	var reqs []requirements.Requirement

	usageReq := requirementsFactory.NewUsageRequirement(commandregistry.CLICommandUsagePresenter(cmd), "",
		func() bool {
			return len(fc.Args()) > 1
		},
	)

	reqs = append(reqs, usageReq)

	if fc.String("route-path") != "" {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement("Option '--route-path'", cf.RoutePathMinimumAPIVersion))
	}

	if fc.String("app-ports") != "" {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement("Option '--app-ports'", cf.MultipleAppPortsMinimumAPIVersion))
	}

	reqs = append(reqs, []requirements.Requirement{
		requirementsFactory.NewLoginRequirement(),
		requirementsFactory.NewTargetedSpaceRequirement(),
	}...)

	return reqs, nil
}

func (cmd *MapRoute) Execute(c flags.FlagContext) error {
	hostName := c.String("n")
	path := c.String("path")
	domain := cmd.domainReq.GetDomain()
	app := cmd.appReq.GetApplication()

	port := c.Int("port")
	randomPort := c.Bool("random-port")
	route, err := cmd.routeCreator.CreateRoute(hostName, path, port, randomPort, domain, cmd.config.SpaceFields())
	if err != nil {
		return errors.New(T("Error resolving route:\n{{.Err}}", map[string]interface{}{"Err": err.Error()}))
	}
	cmd.ui.Say(T("Adding route {{.URL}} to app {{.AppName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.Username}}...",
		map[string]interface{}{
			"URL":       terminal.EntityNameColor(route.URL()),
			"AppName":   terminal.EntityNameColor(app.Name),
			"OrgName":   terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"SpaceName": terminal.EntityNameColor(cmd.config.SpaceFields().Name),
			"Username":  terminal.EntityNameColor(cmd.config.Username())}))

	err = cmd.routeRepo.Bind(route.GUID, app.GUID)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *CreateServiceKey) Execute(c flags.FlagContext) error {
	serviceInstance := cmd.serviceInstanceRequirement.GetServiceInstance()
	serviceKeyName := c.Args()[1]
	params := c.String("c")

	paramsMap, err := json.ParseJSONFromFileOrString(params)
	if err != nil {
		return errors.New(T("Invalid configuration provided for -c flag. Please provide a valid JSON object or path to a file containing a valid JSON object."))
	}

	cmd.ui.Say(T("Creating service key {{.ServiceKeyName}} for service instance {{.ServiceInstanceName}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"ServiceInstanceName": terminal.EntityNameColor(serviceInstance.Name),
			"ServiceKeyName":      terminal.EntityNameColor(serviceKeyName),
			"CurrentUser":         terminal.EntityNameColor(cmd.config.Username()),
		}))

	err = cmd.serviceKeyRepo.CreateServiceKey(serviceInstance.GUID, serviceKeyName, paramsMap)
	switch err.(type) {
	case nil:
		cmd.ui.Ok()
	case *errors.ModelAlreadyExistsError:
		cmd.ui.Ok()
		cmd.ui.Warn(err.Error())
	default:
		return err
	}
	return nil
}

func (cmd Login) setOrganization(c flags.FlagContext) (bool, error) {
	orgName := c.String("o")

	if orgName == "" {
		orgs, err := cmd.orgRepo.ListOrgs(maxChoices)
		if err != nil {
			return false, errors.New(T("Error finding available orgs\n{{.APIErr}}",
				map[string]interface{}{"APIErr": err.Error()}))
		}

		switch len(orgs) {
		case 0:
			return false, nil
		case 1:
			cmd.targetOrganization(orgs[0])
			return true, nil
		default:
			orgName = cmd.promptForOrgName(orgs)
			if orgName == "" {
				cmd.ui.Say("")
				return false, nil
			}
		}
	}

	org, err := cmd.orgRepo.FindByName(orgName)
	if err != nil {
		return false, errors.New(T("Error finding org {{.OrgName}}\n{{.Err}}",
			map[string]interface{}{"OrgName": terminal.EntityNameColor(orgName), "Err": err.Error()}))
	}

	cmd.targetOrganization(org)
	return true, nil
}

func (cmd *Target) Execute(c flags.FlagContext) error {
	orgName := c.String("o")
	spaceName := c.String("s")

	if orgName != "" {
		err := cmd.setOrganization(orgName)
		if err != nil {
			return err
		} else if spaceName == "" {
			spaceList, apiErr := cmd.getSpaceList()
			if apiErr == nil && len(spaceList) == 1 {
				cmd.setSpace(spaceList[0].Name)
			}
		}
	}

	if spaceName != "" {
		err := cmd.setSpace(spaceName)
		if err != nil {
			return err
		}
	}

	err := cmd.ui.ShowConfiguration(cmd.config)
	if err != nil {
		return err
	}
	cmd.ui.NotifyUpdateIfNeeded(cmd.config)
	if !cmd.config.IsLoggedIn() {
		return fmt.Errorf(terminal.NotLoggedInText())
	}
	return nil
}

func (cmd *UnbindRouteService) Execute(c flags.FlagContext) error {
	var port int

	host := c.String("hostname")
	domain := cmd.domainReq.GetDomain()
	path := c.String("path")
	if !strings.HasPrefix(path, "/") && len(path) > 0 {
		path = fmt.Sprintf("/%s", path)
	}

	route, err := cmd.routeRepo.Find(host, domain, path, port)
	if err != nil {
		return err
	}

	serviceInstance := cmd.serviceInstanceReq.GetServiceInstance()
	confirmed := c.Bool("f")
	if !confirmed {
		confirmed = cmd.ui.Confirm(T("Unbinding may leave apps mapped to route {{.URL}} vulnerable; e.g. if service instance {{.ServiceInstanceName}} provides authentication. Do you want to proceed?",
			map[string]interface{}{
				"URL": route.URL(),
				"ServiceInstanceName": serviceInstance.Name,
			}))

		if !confirmed {
			cmd.ui.Warn(T("Unbind cancelled"))
			return nil
		}
	}

	cmd.ui.Say(T("Unbinding route {{.URL}} from service instance {{.ServiceInstanceName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"ServiceInstanceName": terminal.EntityNameColor(serviceInstance.Name),
			"URL":         terminal.EntityNameColor(route.URL()),
			"OrgName":     terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"SpaceName":   terminal.EntityNameColor(cmd.config.SpaceFields().Name),
			"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
		}))

	err = cmd.UnbindRoute(route, serviceInstance)
	if err != nil {
		httpError, ok := err.(errors.HTTPError)
		if ok && httpError.ErrorCode() == errors.InvalidRelation {
			cmd.ui.Warn(T("Route {{.Route}} was not bound to service instance {{.ServiceInstance}}.", map[string]interface{}{"Route": route.URL(), "ServiceInstance": serviceInstance.Name}))
		} else {
			return err
		}
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *MapRoute) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
	if len(fc.Args()) != 2 {
		cmd.ui.Failed(T("Incorrect Usage. Requires APP_NAME and DOMAIN as arguments\n\n") + commandregistry.Commands.CommandUsage("map-route"))
		return nil, fmt.Errorf("Incorrect usage: %d arguments of %d required", len(fc.Args()), 2)
	}

	if fc.IsSet("port") && (fc.IsSet("hostname") || fc.IsSet("path")) {
		cmd.ui.Failed(T("Cannot specify port together with hostname and/or path."))
		return nil, fmt.Errorf("Cannot specify port together with hostname and/or path.")
	}

	if fc.IsSet("random-port") && (fc.IsSet("port") || fc.IsSet("hostname") || fc.IsSet("path")) {
		cmd.ui.Failed(T("Cannot specify random-port together with port, hostname and/or path."))
		return nil, fmt.Errorf("Cannot specify random-port together with port, hostname and/or path.")
	}

	appName := fc.Args()[0]
	domainName := fc.Args()[1]

	requirement := requirementsFactory.NewApplicationRequirement(appName)
	cmd.appReq = requirement

	cmd.domainReq = requirementsFactory.NewDomainRequirement(domainName)

	var reqs []requirements.Requirement

	if fc.String("path") != "" {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement("Option '--path'", cf.RoutePathMinimumAPIVersion))
	}

	var flag string
	switch {
	case fc.IsSet("port"):
		flag = "port"
	case fc.IsSet("random-port"):
		flag = "random-port"
	}

	if flag != "" {
		reqs = append(reqs, requirementsFactory.NewMinAPIVersionRequirement(fmt.Sprintf("Option '--%s'", flag), cf.TCPRoutingMinimumAPIVersion))
		reqs = append(reqs, requirementsFactory.NewDiegoApplicationRequirement(appName))
	}

	reqs = append(reqs, []requirements.Requirement{
		requirementsFactory.NewLoginRequirement(),
		cmd.appReq,
		cmd.domainReq,
	}...)

	return reqs, nil
}

func (cmd *CreateService) Execute(c flags.FlagContext) error {
	serviceName := c.Args()[0]
	planName := c.Args()[1]
	serviceInstanceName := c.Args()[2]
	params := c.String("c")
	tags := c.String("t")

	tagsList := uihelpers.ParseTags(tags)

	paramsMap, err := json.ParseJSONFromFileOrString(params)
	if err != nil {
		return errors.New(T("Invalid configuration provided for -c flag. Please provide a valid JSON object or path to a file containing a valid JSON object."))
	}

	cmd.ui.Say(T("Creating service instance {{.ServiceName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"ServiceName": terminal.EntityNameColor(serviceInstanceName),
			"OrgName":     terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"SpaceName":   terminal.EntityNameColor(cmd.config.SpaceFields().Name),
			"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
		}))

	plan, err := cmd.CreateService(serviceName, planName, serviceInstanceName, paramsMap, tagsList)

	switch err.(type) {
	case nil:
		err := printSuccessMessageForServiceInstance(serviceInstanceName, cmd.serviceRepo, cmd.ui)
		if err != nil {
			return err
		}

		if !plan.Free {
			cmd.ui.Say("")
			cmd.ui.Say(T("Attention: The plan `{{.PlanName}}` of service `{{.ServiceName}}` is not free.  The instance `{{.ServiceInstanceName}}` will incur a cost.  Contact your administrator if you think this is in error.",
				map[string]interface{}{
					"PlanName":            terminal.EntityNameColor(plan.Name),
					"ServiceName":         terminal.EntityNameColor(serviceName),
					"ServiceInstanceName": terminal.EntityNameColor(serviceInstanceName),
				}))
			cmd.ui.Say("")
		}
	case *errors.ModelAlreadyExistsError:
		cmd.ui.Ok()
		cmd.ui.Warn(err.Error())
	default:
		return err
	}
	return nil
}

func (cmd *MarketplaceServices) Execute(c flags.FlagContext) error {
	serviceName := c.String("s")

	var err error
	if serviceName != "" {
		err = cmd.marketplaceByService(serviceName)
	} else {
		err = cmd.marketplace()
	}
	if err != nil {
		return err
	}

	return nil
}

func (cmd *CreateRoute) Execute(c flags.FlagContext) error {
	hostName := c.String("n")
	space := cmd.spaceReq.GetSpace()
	domain := cmd.domainReq.GetDomain()
	path := c.String("path")
	port := c.Int("port")
	randomPort := c.Bool("random-port")

	_, err := cmd.CreateRoute(hostName, path, port, randomPort, domain, space.SpaceFields)
	if err != nil {
		return err
	}

	return nil
}

func (cmd *PurgeServiceOffering) Execute(c flags.FlagContext) error {
	serviceName := c.Args()[0]

	var offering models.ServiceOffering
	if c.IsSet("p") {
		var err error
		offering, err = cmd.serviceRepo.FindServiceOfferingByLabelAndProvider(serviceName, c.String("p"))
		if err != nil {
			if _, ok := err.(*errors.ModelNotFoundError); ok {
				cmd.ui.Warn(T("Service offering does not exist\nTIP: If you are trying to purge a v1 service offering, you must set the -p flag."))
				return nil
			}
			return err
		}
	} else {
		offerings, err := cmd.serviceRepo.FindServiceOfferingsByLabel(serviceName)
		if err != nil {
			if _, ok := err.(*errors.ModelNotFoundError); ok {
				cmd.ui.Warn(T("Service offering does not exist\nTIP: If you are trying to purge a v1 service offering, you must set the -p flag."))
				return nil
			}
			return err
		}
		offering = offerings[0]
	}

	confirmed := c.Bool("f")
	if !confirmed {
		cmd.ui.Warn(scaryWarningMessage())
		confirmed = cmd.ui.Confirm(T("Really purge service offering {{.ServiceName}} from Cloud Foundry?",
			map[string]interface{}{"ServiceName": serviceName},
		))
	}

	if !confirmed {
		return nil
	}

	cmd.ui.Say(T("Purging service {{.ServiceName}}...", map[string]interface{}{"ServiceName": serviceName}))

	err := cmd.serviceRepo.PurgeServiceOffering(offering)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *CreateSpace) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
	if len(fc.Args()) != 1 {
		cmd.ui.Failed(T("Incorrect Usage. Requires an argument\n\n") + commandregistry.Commands.CommandUsage("create-space"))
		return nil, fmt.Errorf("Incorrect usage: %d arguments of %d required", len(fc.Args()), 1)
	}

	reqs := []requirements.Requirement{
		requirementsFactory.NewLoginRequirement(),
	}

	if fc.String("o") == "" {
		reqs = append(reqs, requirementsFactory.NewTargetedOrgRequirement())
	}

	return reqs, nil
}

func (cmd Login) decideEndpoint(c flags.FlagContext) (string, bool) {
	endpoint := c.String("a")
	skipSSL := c.Bool("skip-ssl-validation")
	if endpoint == "" {
		endpoint = cmd.config.APIEndpoint()
		skipSSL = cmd.config.IsSSLDisabled() || skipSSL
	}

	if endpoint == "" {
		endpoint = cmd.ui.Ask(T("API endpoint"))
	} else {
		cmd.ui.Say(T("API endpoint: {{.Endpoint}}", map[string]interface{}{"Endpoint": terminal.EntityNameColor(endpoint)}))
	}

	return endpoint, skipSSL
}