modelworkermanager

type Backend ¶

type Backend interface {
	WatchModels() state.StringsWatcher
	GetModel(names.ModelTag) (BackendModel, error)
}

Backend defines the State functionality used by the manager worker.

type BackendModel ¶

type BackendModel interface {
	MigrationMode() state.MigrationMode
}

type BackendShim ¶

type BackendShim struct {
	*state.State
}

func (s BackendShim) GetModel(tag names.ModelTag) (BackendModel, error)

type Config ¶

type Config struct {
	ControllerUUID string
	Backend        Backend
	NewWorker      NewWorkerFunc
	ErrorDelay     time.Duration
}

Config holds the dependencies and configuration necessary to run a model worker manager.

func (config Config) Validate() error

type NewWorkerFunc ¶

type NewWorkerFunc func(controllerUUID, modelUUID string) (worker.Worker, error)

NewWorkerFunc should return a worker responsible for running all a model's required workers; and for returning nil when there's no more model to manage.