如何使用TopShelf处理服务会话更改

时间:2017-09-05 22:47:32

标签: c# service ninject topshelf

经过一周的研究并尝试处理会话更改后,我仍然无法获得我正在寻找的结果。我查看了所有可用的示例,并彻底检查了TopShelf源代码。我的主要课程如下:

class Program 
{
    static void Main(string[] args)
    {
        //Always start out in our apps base directory
        Directory.SetCurrentDirectory(AppDomain.CurrentDomain.BaseDirectory);
        const string serviceName = "Service";
        const string displayName = "Service";
        const string description = "Provide assistance";
        try
        {               
            HostFactory.Run(x =>
            {                   
                x.UseCommonLogging();
                x.UseNinject(new IocModule());                    
                x.Service<ServService.Service.WinService>(sc =>
                {                        
                    sc.WhenStarted((s, hostControl) => s.Start(hostControl));
                    sc.WhenStopped((s, hostControl) => s.Stop(hostControl));
                    sc.WhenSessionChanged((se, e, id) =>
                    {
                        se.SessionChange(e, id);
                    });
                    //sc.WhenSessionChanged((s, chg) => s.SessionChange(chg));
                    sc.ConstructUsingNinject();
                });
                x.EnableSessionChanged();
                x.RunAsLocalSystem();


                x.EnableServiceRecovery(r =>
                {
                    r.RestartService(0);

                });
                x.StartAutomatically();                    
                x.SetDescription(description);
                x.SetDisplayName(displayName);
                x.SetServiceName(serviceName);

这是我的服务类:

{

class WinService : ServiceControl 
{
    private CancellationTokenSource cancelSource;
    private CancellationToken ct;
    public ILog Log { get; private set; }

    public WinService(ILog logger)
    {
        if (logger == null)
            throw new ArgumentNullException(nameof(logger));

    }

    public void SessionChange(SessionChangedArguments chg)
    {
        Log.Info("Service session changed!!!!!!!!!!!");
    }

    //Starts service
    public bool Start(HostControl hostControl)
    {
        Console.Writeline("STARTED!);
        return true;
    }

    //Stops service
    public bool Stop(HostControl hostControl)
    {
        cancelSource.Cancel();
        return true;
    }

}

每次我运行代码时,无论发生任何更改,我都会打印出来自TopShelf源代码API WindowsServiceHost.cs类的默认值,而不是

  

“[Topshelf]服务会话已更改”

但根据我的代码,它应该打印“服务会话已更改!!!!!!!!!!!” isntead。这是我所指的Top Shelf Source Code,相关的部分从第217行开始。任何帮助都会一如既往地受到赞赏。

1 个答案:

答案 0 :(得分:2)

一个老问题,但是我能够使用我的IMyService类(和具体的)来触发我的事件,这个类是#34; standalone&#34;,也就是说,不会从microsoft或topshelf的任何服务基础继承

populate_queue(sub { $queue->enqueue(@_) });

我的具体:

public interface IMyServiceContract
{
    void Start();

    void Stop();

    void SessionChanged(Topshelf.SessionChangedArguments args);
}

和我的&#34; program.cs&#34; main&#34;&#34;方法

public class MyService : IMyServiceContract
{

    public void Start()
    {
    }

    public void Stop()
    {

    }

    public void SessionChanged(SessionChangedArguments e)
    {
        Console.WriteLine(e.ReasonCode);
    }   

}

如果您写入文本文件(我有Console.WriteLine(e.ReasonCode);)...您可以看到更改。我通过执行LockUser(在Windows 10 x64中)并重新登录来测试。

它为我工作。

我的packages.config让您知道哪个版本的TopShelf使用

            IMyServiceContract myServiceObject = new MyService(); // // container.Resolve<IMyServiceContract>();


            HostFactory.Run(x =>
            {
                x.Service<IMyServiceContract>(s =>
                {
                    s.ConstructUsing(name => myServiceObject);
                    s.WhenStarted(myso => myso.Start());
                    s.WhenStopped(myso => myso.Stop());
                    s.WhenSessionChanged((myso, hc, chg) => myso.SessionChanged(chg));
                });

                x.EnableSessionChanged();