Method startMonitoringSpan

imagedata/factory.go:247–261

(
	ctx context.Context,
	imageURL, desc string,
)

}

func (f *Factory) startMonitoringSpan(
	ctx context.Context,
	imageURL, desc string,
) (context.Context, context.CancelFunc) {
	if f.monitoring == nil {
		return ctx, func() {}
	}

	meta := monitoring.Meta{
		monitoring.MetaKey(desc + " URL"):    imageURL,
		monitoring.MetaKey(desc + " Origin"): monitoring.MetaURLOrigin(imageURL),
	}

	return f.monitoring.StartSpan(ctx, "Downloading "+desc, meta)
}