github.com/loggregator/cli@v6.33.1-0.20180224010324-82334f081791+incompatible/cf/commands/service/unbind_service.go (about)

     1  package service
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"code.cloudfoundry.org/cli/cf/api"
     7  	"code.cloudfoundry.org/cli/cf/commandregistry"
     8  	"code.cloudfoundry.org/cli/cf/configuration/coreconfig"
     9  	"code.cloudfoundry.org/cli/cf/flags"
    10  	. "code.cloudfoundry.org/cli/cf/i18n"
    11  	"code.cloudfoundry.org/cli/cf/requirements"
    12  	"code.cloudfoundry.org/cli/cf/terminal"
    13  )
    14  
    15  type UnbindService struct {
    16  	ui                 terminal.UI
    17  	config             coreconfig.Reader
    18  	serviceBindingRepo api.ServiceBindingRepository
    19  	appReq             requirements.ApplicationRequirement
    20  	serviceInstanceReq requirements.ServiceInstanceRequirement
    21  }
    22  
    23  func init() {
    24  	commandregistry.Register(&UnbindService{})
    25  }
    26  
    27  func (cmd *UnbindService) MetaData() commandregistry.CommandMetadata {
    28  	return commandregistry.CommandMetadata{
    29  		Name:        "unbind-service",
    30  		ShortName:   "us",
    31  		Description: T("Unbind a service instance from an app"),
    32  		Usage: []string{
    33  			T("CF_NAME unbind-service APP_NAME SERVICE_INSTANCE"),
    34  		},
    35  	}
    36  }
    37  
    38  func (cmd *UnbindService) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
    39  	if len(fc.Args()) != 2 {
    40  		cmd.ui.Failed(T("Incorrect Usage. Requires APP SERVICE_INSTANCE as arguments\n\n") + commandregistry.Commands.CommandUsage("unbind-service"))
    41  		return nil, fmt.Errorf("Incorrect usage: %d arguments of %d required", len(fc.Args()), 2)
    42  	}
    43  
    44  	serviceName := fc.Args()[1]
    45  
    46  	cmd.appReq = requirementsFactory.NewApplicationRequirement(fc.Args()[0])
    47  	cmd.serviceInstanceReq = requirementsFactory.NewServiceInstanceRequirement(serviceName)
    48  
    49  	reqs := []requirements.Requirement{
    50  		requirementsFactory.NewLoginRequirement(),
    51  		cmd.appReq,
    52  		cmd.serviceInstanceReq,
    53  	}
    54  	return reqs, nil
    55  }
    56  
    57  func (cmd *UnbindService) SetDependency(deps commandregistry.Dependency, pluginCall bool) commandregistry.Command {
    58  	cmd.ui = deps.UI
    59  	cmd.config = deps.Config
    60  	cmd.serviceBindingRepo = deps.RepoLocator.GetServiceBindingRepository()
    61  	return cmd
    62  }
    63  
    64  func (cmd *UnbindService) Execute(c flags.FlagContext) error {
    65  	app := cmd.appReq.GetApplication()
    66  	instance := cmd.serviceInstanceReq.GetServiceInstance()
    67  
    68  	cmd.ui.Say(T("Unbinding app {{.AppName}} from service {{.ServiceName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.CurrentUser}}...",
    69  		map[string]interface{}{
    70  			"AppName":     terminal.EntityNameColor(app.Name),
    71  			"ServiceName": terminal.EntityNameColor(instance.Name),
    72  			"OrgName":     terminal.EntityNameColor(cmd.config.OrganizationFields().Name),
    73  			"SpaceName":   terminal.EntityNameColor(cmd.config.SpaceFields().Name),
    74  			"CurrentUser": terminal.EntityNameColor(cmd.config.Username()),
    75  		}))
    76  
    77  	found, err := cmd.serviceBindingRepo.Delete(instance, app.GUID)
    78  	if err != nil {
    79  		return err
    80  	}
    81  
    82  	cmd.ui.Ok()
    83  
    84  	if !found {
    85  		cmd.ui.Warn(T("Binding between {{.InstanceName}} and {{.AppName}} did not exist",
    86  			map[string]interface{}{"InstanceName": instance.Name, "AppName": app.Name}))
    87  	}
    88  	return nil
    89  }