Golang FlagContext.Args方法代碼示例

func (cmd *SetSpaceQuota) Execute(c flags.FlagContext) error {

	spaceName := c.Args()[0]
	quotaName := c.Args()[1]

	cmd.ui.Say(T("Assigning space quota {{.QuotaName}} to space {{.SpaceName}} as {{.Username}}...", map[string]interface{}{
		"QuotaName": terminal.EntityNameColor(quotaName),
		"SpaceName": terminal.EntityNameColor(spaceName),
		"Username":  terminal.EntityNameColor(cmd.config.Username()),
	}))

	space, err := cmd.spaceRepo.FindByName(spaceName)
	if err != nil {
		return err
	}

	if space.SpaceQuotaGUID != "" {
		return errors.New(T("This space already has an assigned space quota."))
	}

	quota, err := cmd.quotaRepo.FindByName(quotaName)
	if err != nil {
		return err
	}

	err = cmd.quotaRepo.AssociateSpaceWithQuota(space.GUID, quota.GUID)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *UpdateSecurityGroup) Execute(context flags.FlagContext) error {
	name := context.Args()[0]
	securityGroup, err := cmd.securityGroupRepo.Read(name)
	if err != nil {
		return err
	}

	pathToJSONFile := context.Args()[1]
	rules, err := json.ParseJSONArray(pathToJSONFile)
	if err != nil {
		return err
	}

	cmd.ui.Say(T("Updating security group {{.security_group}} as {{.username}}",
		map[string]interface{}{
			"security_group": terminal.EntityNameColor(name),
			"username":       terminal.EntityNameColor(cmd.configRepo.Username()),
		}))
	err = cmd.securityGroupRepo.Update(securityGroup.GUID, rules)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	cmd.ui.Say("\n\n")
	cmd.ui.Say(T("TIP: Changes will not apply to existing running applications until they are restarted."))
	return nil
}

func (cmd *UnsetEnv) Execute(c flags.FlagContext) error {
	varName := c.Args()[1]
	app := cmd.appReq.GetApplication()

	cmd.ui.Say(T("Removing env variable {{.VarName}} from app {{.AppName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"VarName":     terminal.EntityNameColor(varName),
			"AppName":     terminal.EntityNameColor(app.Name),
			"OrgName":     terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"SpaceName":   terminal.EntityNameColor(cmd.config.SpaceFields().Name),
			"CurrentUser": terminal.EntityNameColor(cmd.config.Username())}))

	envParams := app.EnvironmentVars

	if _, ok := envParams[varName]; !ok {
		cmd.ui.Ok()
		cmd.ui.Warn(T("Env variable {{.VarName}} was not set.", map[string]interface{}{"VarName": varName}))
		return nil
	}

	delete(envParams, varName)

	_, err := cmd.appRepo.Update(app.GUID, models.AppParams{EnvironmentVars: &envParams})
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	cmd.ui.Say(T("TIP: Use '{{.Command}}' to ensure your env variable changes take effect",
		map[string]interface{}{"Command": terminal.CommandColor(cf.Name + " restage")}))
	return nil
}

func (cmd API) Execute(c flags.FlagContext) error {
	if c.Bool("unset") {
		cmd.ui.Say(T("Unsetting api endpoint..."))
		cmd.config.SetAPIEndpoint("")

		cmd.ui.Ok()
		cmd.ui.Say(T("\nNo api endpoint set."))

	} else if len(c.Args()) == 0 {
		if cmd.config.APIEndpoint() == "" {
			cmd.ui.Say(fmt.Sprintf(T("No api endpoint set. Use '{{.Name}}' to set an endpoint",
				map[string]interface{}{"Name": terminal.CommandColor(cf.Name + " api")})))
		} else {
			cmd.ui.Say(T("API endpoint: {{.APIEndpoint}} (API version: {{.APIVersion}})",
				map[string]interface{}{"APIEndpoint": terminal.EntityNameColor(cmd.config.APIEndpoint()),
					"APIVersion": terminal.EntityNameColor(cmd.config.APIVersion())}))
		}
	} else {
		endpoint := c.Args()[0]

		cmd.ui.Say(T("Setting api endpoint to {{.Endpoint}}...",
			map[string]interface{}{"Endpoint": terminal.EntityNameColor(endpoint)}))
		err := cmd.setAPIEndpoint(endpoint, c.Bool("skip-ssl-validation"), cmd.MetaData().Name)
		if err != nil {
			return err
		}
		cmd.ui.Ok()

		cmd.ui.Say("")
		cmd.ui.ShowConfiguration(cmd.config)
	}
	return nil
}

func (cmd *UnsetSpaceQuota) Execute(c flags.FlagContext) error {
	spaceName := c.Args()[0]
	quotaName := c.Args()[1]

	space, err := cmd.spaceRepo.FindByName(spaceName)
	if err != nil {
		return err
	}

	quota, err := cmd.quotaRepo.FindByName(quotaName)
	if err != nil {
		return err
	}

	cmd.ui.Say(T("Unassigning space quota {{.QuotaName}} from space {{.SpaceName}} as {{.Username}}...",
		map[string]interface{}{
			"QuotaName": terminal.EntityNameColor(quota.Name),
			"SpaceName": terminal.EntityNameColor(space.Name),
			"Username":  terminal.EntityNameColor(cmd.config.Username())}))

	err = cmd.quotaRepo.UnassignQuotaFromSpace(space.GUID, quota.GUID)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *RenameService) Execute(c flags.FlagContext) error {
	newName := c.Args()[1]
	serviceInstance := cmd.serviceInstanceReq.GetServiceInstance()

	cmd.ui.Say(T("Renaming service {{.ServiceName}} to {{.NewServiceName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"ServiceName":    terminal.EntityNameColor(serviceInstance.Name),
			"NewServiceName": terminal.EntityNameColor(newName),
			"OrgName":        terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"SpaceName":      terminal.EntityNameColor(cmd.config.SpaceFields().Name),
			"CurrentUser":    terminal.EntityNameColor(cmd.config.Username()),
		}))
	err := cmd.serviceRepo.RenameService(serviceInstance, newName)

	if err != nil {
		if httpError, ok := err.(errors.HTTPError); ok && httpError.ErrorCode() == errors.ServiceInstanceNameTaken {
			return errors.New(T("{{.ErrorDescription}}\nTIP: Use '{{.CFServicesCommand}}' to view all services in this org and space.",
				map[string]interface{}{
					"ErrorDescription":  httpError.Error(),
					"CFServicesCommand": cf.Name + " " + "services",
				}))
		}
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd *EnableServiceAccess) 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.enablePlanAndOrgForService(serviceName, planName, orgName)
	} else if planName != "" {
		err = cmd.enablePlanForService(serviceName, planName)
	} else if orgName != "" {
		err = cmd.enableAllPlansForSingleOrgForService(serviceName, orgName)
	} else {
		err = cmd.enableAllPlansForService(serviceName)
	}
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

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

	if !c.Bool("f") {
		if !cmd.ui.ConfirmDelete(T("space"), spaceName) {
			return nil
		}
	}

	cmd.ui.Say(T("Deleting space {{.TargetSpace}} in org {{.TargetOrg}} as {{.CurrentUser}}...",
		map[string]interface{}{
			"TargetSpace": terminal.EntityNameColor(spaceName),
			"TargetOrg":   terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
			"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
		}))

	space := cmd.spaceReq.GetSpace()

	err := cmd.spaceRepo.Delete(space.GUID)
	if err != nil {
		return err
	}

	cmd.ui.Ok()

	if cmd.config.SpaceFields().GUID == space.GUID {
		cmd.config.SetSpaceFields(models.SpaceFields{})
		cmd.ui.Say(T("TIP: No space targeted, use '{{.CfTargetCommand}}' to target a space",
			map[string]interface{}{"CfTargetCommand": cf.Name + " target -s"}))
	}

	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 *DeleteServiceBroker) Execute(c flags.FlagContext) error {
	brokerName := c.Args()[0]
	if !c.Bool("f") && !cmd.ui.ConfirmDelete(T("service-broker"), brokerName) {
		return nil
	}

	cmd.ui.Say(T("Deleting service broker {{.Name}} as {{.Username}}...",
		map[string]interface{}{
			"Name":     terminal.EntityNameColor(brokerName),
			"Username": terminal.EntityNameColor(cmd.config.Username()),
		}))

	broker, err := cmd.repo.FindByName(brokerName)

	switch err.(type) {
	case nil:
	case *errors.ModelNotFoundError:
		cmd.ui.Ok()
		cmd.ui.Warn(T("Service Broker {{.Name}} does not exist.", map[string]interface{}{"Name": brokerName}))
		return nil
	default:
		return err
	}

	err = cmd.repo.Delete(broker.GUID)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	return nil
}

func (cmd CreateBuildpack) createBuildpack(buildpackName string, c flags.FlagContext) (buildpack models.Buildpack, apiErr error) {
	position, err := strconv.Atoi(c.Args()[2])
	if err != nil {
		apiErr = fmt.Errorf(T("Error {{.ErrorDescription}} is being passed in as the argument for 'Position' but 'Position' requires an integer.  For more syntax help, see `cf create-buildpack -h`.", map[string]interface{}{"ErrorDescription": c.Args()[2]}))
		return
	}

	enabled := c.Bool("enable")
	disabled := c.Bool("disable")
	if enabled && disabled {
		apiErr = errors.New(T("Cannot specify both {{.Enabled}} and {{.Disabled}}.", map[string]interface{}{
			"Enabled":  "enabled",
			"Disabled": "disabled",
		}))
		return
	}

	var enableOption *bool
	if enabled {
		enableOption = &enabled
	}
	if disabled {
		disabled = false
		enableOption = &disabled
	}

	buildpack, apiErr = cmd.buildpackRepo.Create(buildpackName, &position, enableOption, nil)

	return
}

func (cmd *RestartAppInstance) Execute(fc flags.FlagContext) error {
	app := cmd.appReq.GetApplication()

	instance, err := strconv.Atoi(fc.Args()[1])

	if err != nil {
		return errors.New(T("Instance must be a non-negative integer"))
	}

	cmd.ui.Say(T("Restarting instance {{.Instance}} of application {{.AppName}} as {{.Username}}",
		map[string]interface{}{
			"Instance": instance,
			"AppName":  terminal.EntityNameColor(app.Name),
			"Username": terminal.EntityNameColor(cmd.config.Username()),
		}))

	err = cmd.appInstancesRepo.DeleteInstance(app.GUID, instance)
	if err != nil {
		return err
	}

	cmd.ui.Ok()
	cmd.ui.Say("")
	return nil
}

func (cmd *CreateUser) Execute(c flags.FlagContext) error {
	username := c.Args()[0]
	password := c.Args()[1]

	cmd.ui.Say(T("Creating user {{.TargetUser}}...",
		map[string]interface{}{
			"TargetUser":  terminal.EntityNameColor(username),
			"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
		}))

	err := cmd.userRepo.Create(username, password)
	switch err.(type) {
	case nil:
	case *errors.ModelAlreadyExistsError:
		cmd.ui.Warn("%s", err.Error())
	default:
		return errors.New(T("Error creating user {{.TargetUser}}.\n{{.Error}}",
			map[string]interface{}{
				"TargetUser": terminal.EntityNameColor(username),
				"Error":      err.Error(),
			}))
	}

	cmd.ui.Ok()
	cmd.ui.Say(T("\nTIP: Assign roles with '{{.CurrentUser}} set-org-role' and '{{.CurrentUser}} set-space-role'", map[string]interface{}{"CurrentUser": cf.Name}))
	return nil
}

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

	stack, err := cmd.stacksRepo.FindByName(stackName)

	if c.Bool("guid") {
		cmd.ui.Say(stack.GUID)
	} else {
		if err != nil {
			return err
		}

		cmd.ui.Say(T("Getting stack '{{.Stack}}' in org {{.OrganizationName}} / space {{.SpaceName}} as {{.Username}}...",
			map[string]interface{}{"Stack": stackName,
				"OrganizationName": terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
				"SpaceName":        terminal.EntityNameColor(cmd.config.SpaceFields().Name),
				"Username":         terminal.EntityNameColor(cmd.config.Username())}))

		cmd.ui.Ok()
		cmd.ui.Say("")
		table := cmd.ui.Table([]string{T("name"), T("description")})
		table.Add(stack.Name, stack.Description)
		err = table.Print()
		if err != nil {
			return err
		}
	}
	return nil
}

func NewSSHOptions(fc flags.FlagContext) (*SSHOptions, error) {
	sshOptions := &SSHOptions{}

	sshOptions.AppName = fc.Args()[0]
	sshOptions.Index = uint(fc.Int("i"))
	sshOptions.SkipHostValidation = fc.Bool("k")
	sshOptions.SkipRemoteExecution = fc.Bool("N")
	sshOptions.Command = fc.StringSlice("c")

	if fc.IsSet("L") {
		for _, arg := range fc.StringSlice("L") {
			forwardSpec, err := sshOptions.parseLocalForwardingSpec(arg)
			if err != nil {
				return sshOptions, err
			}
			sshOptions.ForwardSpecs = append(sshOptions.ForwardSpecs, *forwardSpec)
		}
	}

	if fc.IsSet("t") && fc.Bool("t") {
		sshOptions.TerminalRequest = RequestTTYYes
	}

	if fc.IsSet("tt") && fc.Bool("tt") {
		sshOptions.TerminalRequest = RequestTTYForce
	}

	if fc.Bool("T") {
		sshOptions.TerminalRequest = RequestTTYNo
	}

	return sshOptions, nil
}