imagefile

type ImageInfo struct {
	Format           string
	ActualSizeBytes  int64
	VirtualSizeBytes int64
	// This checksum is calculated from the partial disk content extracted by QEMU.
	Checksum string
}

type InfoClient interface {
	GetInfo(ctx context.Context, filename string) (ImageInfo, error)
}

type Inspector interface {
	// Inspect returns Metadata for the image file associated
	// with a reference. IO operations will be retried until the context is cancelled.
	Inspect(ctx context.Context, reference string) (Metadata, error)
}

type Metadata struct {
	// PhysicalSizeGB is the size of the file itself, rounded up to the nearest GB.
	PhysicalSizeGB int64

	// VirtualSizeGB is the size of the disk, after inflation. Rounded up to the nearest GB.
	VirtualSizeGB int64

	// FileFormat is the format used for encoding the VM disk.
	FileFormat string

	Checksum string
}