caasapplicationprovisioner

type AppWorkerConfig struct {
	Name       string
	Facade     CAASProvisionerFacade
	Broker     CAASBroker
	ModelTag   names.ModelTag
	Clock      clock.Clock
	Logger     Logger
	UnitFacade CAASUnitProvisionerFacade
	Ops        ApplicationOps
	StatusOnly bool
}

type ApplicationOps interface {
	AppAlive(appName string, app caas.Application, password string, lastApplied *caas.ApplicationConfig,
		facade CAASProvisionerFacade, clk clock.Clock, logger Logger) error

	AppDying(appName string, app caas.Application, appLife life.Value,
		facade CAASProvisionerFacade, unitFacade CAASUnitProvisionerFacade, logger Logger) error

	AppDead(appName string, app caas.Application,
		broker CAASBroker, facade CAASProvisionerFacade, unitFacade CAASUnitProvisionerFacade, clk clock.Clock, logger Logger) error

	VerifyCharmUpgraded(appName string,
		facade CAASProvisionerFacade, tomb Tomb, logger Logger) (shouldExit bool, err error)

	UpgradePodSpec(appName string,
		broker CAASBroker, clk clock.Clock, tomb Tomb, logger Logger) error

	EnsureTrust(appName string, app caas.Application,
		unitFacade CAASUnitProvisionerFacade, logger Logger) error

	UpdateState(appName string, app caas.Application, lastReportedStatus map[string]status.StatusInfo,
		broker CAASBroker, facade CAASProvisionerFacade, unitFacade CAASUnitProvisionerFacade, logger Logger) (map[string]status.StatusInfo, error)

	RefreshApplicationStatus(appName string, app caas.Application, appLife life.Value,
		facade CAASProvisionerFacade, logger Logger) error

	WaitForTerminated(appName string, app caas.Application,
		clk clock.Clock) error

	ReconcileDeadUnitScale(appName string, app caas.Application,
		facade CAASProvisionerFacade, logger Logger) error

	EnsureScale(appName string, app caas.Application, appLife life.Value,
		facade CAASProvisionerFacade, unitFacade CAASUnitProvisionerFacade, logger Logger) error
}

type CAASBroker interface {
	Application(string, caas.DeploymentType) caas.Application
	AnnotateUnit(appName string, mode caas.DeploymentMode, podName string, unit names.UnitTag) error
	DeleteOperator(appName string) error
	DeleteService(appName string) error
	OperatorExists(appName string) (caas.DeploymentState, error)
	Units(appName string, mode caas.DeploymentMode) ([]caas.Unit, error)
}

type CAASProvisionerFacade interface {
	ProvisioningInfo(string) (api.ProvisioningInfo, error)
	WatchApplications() (watcher.StringsWatcher, error)
	SetPassword(string, string) error
	Life(string) (life.Value, error)
	CharmInfo(string) (*charmscommon.CharmInfo, error)
	ApplicationCharmInfo(string) (*charmscommon.CharmInfo, error)
	SetOperatorStatus(appName string, status status.Status, message string, data map[string]interface{}) error
	Units(appName string) ([]params.CAASUnit, error)
	ApplicationOCIResources(appName string) (map[string]resources.DockerImageDetails, error)
	UpdateUnits(arg params.UpdateApplicationUnits) (*params.UpdateApplicationUnitsInfo, error)
	WatchApplication(appName string) (watcher.NotifyWatcher, error)
	ClearApplicationResources(appName string) error
	WatchUnits(application string) (watcher.StringsWatcher, error)
	RemoveUnit(unitName string) error
	WatchProvisioningInfo(string) (watcher.NotifyWatcher, error)
	DestroyUnits(unitNames []string) error
	ProvisioningState(string) (*params.CAASApplicationProvisioningState, error)
	SetProvisioningState(string, params.CAASApplicationProvisioningState) error
	ProvisionerConfig() (params.CAASApplicationProvisionerConfig, error)
}

type CAASUnitProvisionerFacade interface {
	ApplicationScale(string) (int, error)
	WatchApplicationScale(string) (watcher.NotifyWatcher, error)
	ApplicationTrust(string) (bool, error)
	WatchApplicationTrustHash(string) (watcher.StringsWatcher, error)
	UpdateApplicationService(arg params.UpdateApplicationServiceArg) error
}

type Config struct {
	Facade       CAASProvisionerFacade
	Broker       CAASBroker
	ModelTag     names.ModelTag
	Clock        clock.Clock
	Logger       Logger
	NewAppWorker NewAppWorkerFunc
	UnitFacade   CAASUnitProvisionerFacade
}

type Logger interface {
	Debugf(string, ...interface{})
	Infof(string, ...interface{})
	Errorf(string, ...interface{})
	Warningf(string, ...interface{})
	Tracef(string, ...interface{})

	Child(string) loggo.Logger
}

type ManifoldConfig struct {
	APICallerName string
	BrokerName    string
	ClockName     string
	NewWorker     func(Config) (worker.Worker, error)
	Logger        Logger
}

type NewAppWorkerFunc func(AppWorkerConfig) func() (worker.Worker, error)

type Runner interface {
	Worker(id string, abort <-chan struct{}) (worker.Worker, error)
	StartWorker(id string, startFunc func() (worker.Worker, error)) error
	StopAndRemoveWorker(id string, abort <-chan struct{}) error
	worker.Worker
}

type Tomb interface {
	Dying() <-chan struct{}
	ErrDying() error
}