BitsUpdater

Features

• Clean and understandable API

• Network friendly updating
  • BitsUpdater uses only free network resources.

• GUI tool for generating secure packages
  • BitsUpdatePacker is user friendly tool for generating packages with filters for obtaining files from your release folders.
  • Creates secure update packeges signed by certificate.
  • Differential packages for creating smaller packages with files that changed from your previous update package.

Usage

• Use BitsUpdatePacker to create secure update package.
  • You will need to generate your certificate.
  • Select folders and file search options.
  • Url Directory is a directory where your update package will be stored on a server.
  • Copy your public token to your application to use it with BitsUpdater Update method.

• Copy package with UpdateManifest.xml to your server.

• Set configuration properties to locate UpdateManifest.xml on your server.

• Integrate BitsUpdater to your application and set your custom update process or use featured ApplicationLauncher example.
  • For Update method you need public token provided by BitsUpdatePacker application.

static void Main(string[] args)
{
    BitsUpdater updater = new BitsUpdater("http://chodounsky.net/projects/BitsUpdater.Example/UpdateManifest.xml"
                                                             , Directory);
    RegisterUpdaterEvents(updater);
    updater.ResumePreviousDownload();
    updater.CheckUpdateAsync();
}

private static void RegisterUpdaterEvents(BitsUpdater updater)
{
    updater.UpdateDownloaded += (s, e) =>
        {
            Console.WriteLine("Update package is downloaded. Starting to apply update.");
            updater.Update(PublicToken);
        };

    updater.UpdateDownloadError += (s, e) =>
        {
            Console.WriteLine("Download error(" + e.Code + ") occured: " + e.Description);
        };

    updater.UpdateDownloadProgressChanged += (s, e) =>
        {
            Console.WriteLine("Downloaded " + e.BytesTranferred/1024 + "/" + e.BytesTotal/1024);
        };

    updater.UpdateChecked += (s, e) =>
        {
            if (e.UpdatesAvailable)
            {
                Console.WriteLine("New updates are ready to download!");
                updater.Download();
            }
            else
            {
                Console.WriteLine("There are no new updates.");
            }
        };
}

• Usage examples
  • Project ApplicationLauncher shows how to use BitsUpdater with simple desktop process to use BitsUpdater.

Requirements

• Microsoft Windows XP or higher
• Microsoft .NET Framework runtime 2.0 (sources are written in 3.5 or higher)

Screenshots

• Assembly Token which you have to provide to BitsUpdater Update method

• BitsUpdatePacker is simple but effective tool for creating update packages