cacher

type Cacher interface {
	GetVolume(ctx context.Context, args *proxy.CacheVolumeArgs) (*proxy.VersionVolume, error)
	GetDisk(ctx context.Context, args *proxy.CacheDiskArgs) (*blobnode.DiskInfo, error)
	// Erase remove all if key is "ALL".
	Erase(ctx context.Context, key string) error
}

type ConfigCache struct {
	DiskvBasePath string `json:"diskv_base_path"`
	DiskvTempDir  string `json:"diskv_temp_dir"`

	VolumeCapacity    int `json:"volume_capacity"`
	VolumeExpirationS int `json:"volume_expiration_seconds"`
	DiskCapacity      int `json:"disk_capacity"`
	DiskExpirationS   int `json:"disk_expiration_seconds"`
}