github.com/jasonkeene/cli@v6.14.1-0.20160816203908-ca5715166dfb+incompatible/cf/commands/securitygroup/delete_security_group.go (about)

     1  package securitygroup
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/cloudfoundry/cli/cf/api/securitygroups"
     7  	"github.com/cloudfoundry/cli/cf/commandregistry"
     8  	"github.com/cloudfoundry/cli/cf/configuration/coreconfig"
     9  	"github.com/cloudfoundry/cli/cf/errors"
    10  	"github.com/cloudfoundry/cli/cf/flags"
    11  	. "github.com/cloudfoundry/cli/cf/i18n"
    12  	"github.com/cloudfoundry/cli/cf/requirements"
    13  	"github.com/cloudfoundry/cli/cf/terminal"
    14  )
    15  
    16  type DeleteSecurityGroup struct {
    17  	ui                terminal.UI
    18  	securityGroupRepo securitygroups.SecurityGroupRepo
    19  	configRepo        coreconfig.Reader
    20  }
    21  
    22  func init() {
    23  	commandregistry.Register(&DeleteSecurityGroup{})
    24  }
    25  
    26  func (cmd *DeleteSecurityGroup) MetaData() commandregistry.CommandMetadata {
    27  	fs := make(map[string]flags.FlagSet)
    28  	fs["f"] = &flags.BoolFlag{ShortName: "f", Usage: T("Force deletion without confirmation")}
    29  
    30  	return commandregistry.CommandMetadata{
    31  		Name:        "delete-security-group",
    32  		Description: T("Deletes a security group"),
    33  		Usage: []string{
    34  			T("CF_NAME delete-security-group SECURITY_GROUP [-f]"),
    35  		},
    36  		Flags: fs,
    37  	}
    38  }
    39  
    40  func (cmd *DeleteSecurityGroup) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
    41  	if len(fc.Args()) != 1 {
    42  		cmd.ui.Failed(T("Incorrect Usage. Requires an argument\n\n") + commandregistry.Commands.CommandUsage("delete-security-group"))
    43  		return nil, fmt.Errorf("Incorrect usage: %d arguments of %d required", len(fc.Args()), 1)
    44  	}
    45  
    46  	reqs := []requirements.Requirement{requirementsFactory.NewLoginRequirement()}
    47  	return reqs, nil
    48  }
    49  
    50  func (cmd *DeleteSecurityGroup) SetDependency(deps commandregistry.Dependency, pluginCall bool) commandregistry.Command {
    51  	cmd.ui = deps.UI
    52  	cmd.configRepo = deps.Config
    53  	cmd.securityGroupRepo = deps.RepoLocator.GetSecurityGroupRepository()
    54  	return cmd
    55  }
    56  
    57  func (cmd *DeleteSecurityGroup) Execute(context flags.FlagContext) error {
    58  	name := context.Args()[0]
    59  	cmd.ui.Say(T("Deleting security group {{.security_group}} as {{.username}}",
    60  		map[string]interface{}{
    61  			"security_group": terminal.EntityNameColor(name),
    62  			"username":       terminal.EntityNameColor(cmd.configRepo.Username()),
    63  		}))
    64  
    65  	if !context.Bool("f") {
    66  		response := cmd.ui.ConfirmDelete(T("security group"), name)
    67  		if !response {
    68  			return nil
    69  		}
    70  	}
    71  
    72  	group, err := cmd.securityGroupRepo.Read(name)
    73  	switch err.(type) {
    74  	case nil:
    75  	case *errors.ModelNotFoundError:
    76  		cmd.ui.Ok()
    77  		cmd.ui.Warn(T("Security group {{.security_group}} does not exist", map[string]interface{}{"security_group": name}))
    78  		return nil
    79  	default:
    80  		return err
    81  	}
    82  
    83  	err = cmd.securityGroupRepo.Delete(group.GUID)
    84  	if err != nil {
    85  		return err
    86  	}
    87  
    88  	cmd.ui.Ok()
    89  	return nil
    90  }