interfaces

type Application ¶

type Application interface {
	AllUnits() ([]Unit, error)
	Constraints() (constraints.Value, error)
	IsPrincipal() bool
}

Application defines a subset of the functionality provided by the state.Application type, as required by the application facade. For details on the methods, see the methods on state.Application with the same names.

type BackendModel ¶

type BackendModel interface {
	Config() (*config.Config, error)
	ModelTag() names.ModelTag
	Cloud() (cloud.Cloud, error)
	CloudCredential() (state.Credential, bool, error)
	CloudRegion() string
	ControllerUUID() string
	Type() state.ModelType
}

type BackendState ¶

type BackendState interface {
	AddCharmMetadata(state.CharmInfo) (*state.Charm, error)
	AllCharms() ([]*state.Charm, error)
	Application(string) (Application, error)
	Charm(curl string) (*state.Charm, error)
	ControllerTag() names.ControllerTag
	UpdateUploadedCharm(info state.CharmInfo) (services.UploadedCharm, error)
	PrepareCharmUpload(curl string) (services.UploadedCharm, error)
	Machine(string) (Machine, error)
	state.MongoSessioner
	ModelUUID() string
	ModelConstraints() (constraints.Value, error)
}

type Downloader ¶

type Downloader interface {
	DownloadAndStore(charmURL *charm.URL, requestedOrigin corecharm.Origin, force bool) (corecharm.Origin, error)
}

Downloader defines an API for downloading and storing charms.

type Machine ¶

type Machine interface {
	HardwareCharacteristics() (*instance.HardwareCharacteristics, error)
	Constraints() (constraints.Value, error)
}

Machine defines a subset of the functionality provided by the state.Machine type, as required by the application facade. For details on the methods, see the methods on state.Machine with the same names.

type Unit ¶

type Unit interface {
	AssignedMachineId() (string, error)
}

Unit defines a subset of the functionality provided by the state.Unit type, as required by the application facade. For details on the methods, see the methods on state.Unit with the same names.