protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
await _messagingHost.StartAsync(stoppingToken);
await stoppingToken.WhenCanceled();
await _messagingHost.StopAsync();
}
/// <summary>
/// Attempts to gracefully stop the host with the given timeout.
/// </summary>
/// <param name="host">The <see cref="IMessagingHost"/> to stop.</param>
/// <param name="timeout">The timeout for stopping gracefully. Once expired the
/// server may terminate any remaining active connections.</param>
/// <returns>The <see cref="Task"/> that represents the asynchronous operation.</returns>
public static async Task StopAsync(this IMessagingHost host, TimeSpan timeout)
{
using CancellationTokenSource cts = new CancellationTokenSource(timeout);
await host.StopAsync(cts.Token).ConfigureAwait(false);
}