Method Restore

internal/docker/namespace.go:229–261

(ctx context.Context, r io.Reader)

}

func (n *Namespace) Restore(ctx context.Context, r io.Reader) (*Application, error) {
	appSettings, volSettings, volumeData, err := n.parseBackup(r)
	if err != nil {
		return nil, fmt.Errorf("parsing backup: %w", err)
	}

	if n.HostInUse(appSettings.Host) {
		return nil, ErrHostnameInUse
	}

	name, err := n.UniqueName(NameFromImageRef(appSettings.Image))
	if err != nil {
		return nil, fmt.Errorf("generating app name: %w", err)
	}
	appSettings.Name = name

	app := NewApplication(n, appSettings)
	if err := app.Restore(ctx, volSettings, volumeData); err != nil {
		if cleanupErr := app.Destroy(context.Background(), true); cleanupErr != nil {
			slog.Error("Failed to clean up after restore failure", "app", appSettings.Name, "error", cleanupErr)
		}
		return nil, err
	}

	if err := n.Refresh(ctx); err != nil {
		slog.Error("Failed to refresh namespace after restore", "app", appSettings.Name, "error", err)
	}

	if restored := n.Application(appSettings.Name); restored != nil {
		return restored, nil
	}
	return app, nil
}

// containerAppName extracts the application name from a container name
// matching the pattern {namespace}-app-{appName}-{id}. Returns "" if the