func (identifier ResourceCacheIdentifier) CreateOn(logger lager.Logger, workerClient worker.Client) (worker.Volume, error) { ttl := time.Duration(0) if identifier.Version == nil { ttl = worker.VolumeTTL } return workerClient.CreateVolume( logger, worker.VolumeSpec{ Strategy: worker.ResourceCacheStrategy{ ResourceVersion: identifier.Version, ResourceHash: GenerateResourceHash(identifier.Source, string(identifier.Type)), }, Properties: identifier.volumeProperties(), Privileged: true, TTL: ttl, }, ) }