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Windows服务中托管的netTcpRelayBinding WCF服务 - 标准实践

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我正在编写Windows服务中托管的netTcpRelayBinding WCF服务 . 由于缺乏Windows服务开发经验,我觉得我的代码很幼稚 . 这是从Windows-Azure调用的 . 能否请您帮我查一下代码,以及如何即兴发布: - 我们正在使用NLOG进行日志记录 .

我的服务抛出异常(在问题末尾提到) .

我应该如何: - 1.定义Windows服务依赖(如果它在机器连接到互联网之前启动) . 2.它应该如何更具容错性,如何在一段时间间隔后启动 .

namespace XYC.Service.WinServiceHost
    {
        public partial class XYCService : ServiceBase
        {
            private ServiceHost serviceHost = null;
            private static readonly NLog.Logger Logger = NLog.LogManager.GetCurrentClassLogger();
            public One23InsightService()
            {
                // Name the Windows Service
                ServiceName = "XYCService ";
                const string logName = "Application";
                InitializeComponent();
                if (!System.Diagnostics.EventLog.SourceExists(ServiceName))
                {
                    System.Diagnostics.EventLog.CreateEventSource(ServiceName, logName);
                }
                EnLog.Source = ServiceName;
                EnLog.Log = logName;
            }

            protected override void OnStart(string[] args)
            {
                if (serviceHost != null)
                {
                    serviceHost.Close();
                }
                EnLog.WriteEntry(ServiceName + " Inside OnStart...");
                try
                {
                   serviceHost = new ServiceHost(typeof(InsightSrcDataService));

                    serviceHost.Faulted += HostFaulted;
                    serviceHost.UnknownMessageReceived += HostUnknownMessageReceived;

                    serviceHost.Open();
                    LogServiceInfo(serviceHost);
                    if (serviceHost.State != CommunicationState.Faulted)
                    {
                        EnLog.WriteEntry(ServiceName + " started successfully.");
                        EnLog.WriteEntry(ServiceName + " Automapping of entities are done successfully.");
                    }
                }
                catch (Exception ex)
                {
                    string msg = ServiceName + " failed to start. Exception Message:-" + ex.Message + (ex.InnerException != null ? ex.InnerException.Message : string.Empty);
                    EnLog.WriteEntry(msg);
                    Logger.LogException(NLog.LogLevel.Error, msg, ex);
                }
            }

            private void LogServiceInfo(ServiceHost host)
            {
                EnLog.WriteEntry(host.Description.ServiceType + "is up and running with these endpoints :");
                foreach (ServiceEndpoint se in host.Description.Endpoints)
                {
                    EnLog.WriteEntry(se.Address.ToString());
                }
            }

            private void HostUnknownMessageReceived(object sender, UnknownMessageReceivedEventArgs e)
            {
                EnLog.WriteEntry(ServiceName + " Inside UnknownMessageReceived.");
            }

            private void HostFaulted(object sender, EventArgs e)
            {
                EnLog.WriteEntry(ServiceName + " - Host Faulted.");
            }

            protected override void OnStop()
            {
                if (serviceHost == null) return;
                serviceHost.Close();
                serviceHost = null;
            }
        }
    }

Configuration

<system.serviceModel>
    <services>
      <service name="XYC.Service.WCFNetTCPContract.DataService">
        <endpoint
          name="SrcWeb"
          address="sb://data.servicebus.windows.net/App/long-guid"
                  binding="netTcpRelayBinding"
                  contract="XYC.Service.Interface.IService"
                  bindingConfiguration="Hybrid"
                  behaviorConfiguration="sbTokenProvider" />

        <endpoint
          name="AdminServiceEndpoint"
          address="sb://serviceaddress.servicebus.windows.net/Admin/long-guid"
                  binding="netTcpRelayBinding"
                  contract="One234C.Service.AdminInterface.IOne23AdminService"
                  bindingConfiguration="Hybrid"
                  behaviorConfiguration="sbTokenProvider" />
      </service>
    </services>
    <bindings>
      <netTcpRelayBinding>
        <binding name="Hybrid" connectionMode="Hybrid" maxReceivedMessageSize="500000">
          <security mode="None" />
        </binding>
      </netTcpRelayBinding>
    </bindings>
    <behaviors>

      <serviceBehaviors>
        <behavior>
          <!-- To avoid disclosing metadata information, 
          set the values below to false before deployment -->
          <serviceMetadata httpGetEnabled="False" httpsGetEnabled="False" />
          <!-- To receive exception details in faults for debugging purposes, 
          set the value below to true.  Set to false before deployment 
          to avoid disclosing exception information -->
          <serviceDebug includeExceptionDetailInFaults="False" />
        </behavior>
      </serviceBehaviors>
      <endpointBehaviors>
        <behavior name="sbTokenProvider">
          <transportClientEndpointBehavior>
            <tokenProvider>
              <sharedSecret issuerName="owner" issuerSecret="xyc" />
            </tokenProvider>
          </transportClientEndpointBehavior>
        </behavior>
      </endpointBehaviors>
    </behaviors>
    <extensions>   
    </extensions>
  </system.serviceModel>

这有时会引发以下异常(我猜它缺乏Windows服务依赖性,我希望这个服务在机器连接到Internet和sql server服务后启动) .

  • System.TimeoutException:打开的操作未在分配的超时00:00:00内完成 . 分配给此操作的时间可能是较长超时的一部分 . ---> System.TimeoutException:在 Build 到net.tcp://xxx.servicebus.windows.net:9351 / Src / guid /的传输会话时,在00:00:00之后打开超时 . 分配给此操作的时间可能是较长超时的一部分 . ---> System.TimeoutException:连接到via net.tcp://xxx.servicebus.windows.net:9351 / Src / guid / 00:00:00后超时 . 连接尝试连接到1个可用地址中的0() . 检查通道的RemoteAddress,并验证此 endpoints 的DNS记录是否与有效的IP地址相对应 . 分配给此操作的时间可能是较长超时的一部分 . at System.ServiceModel.Channels.SocketConnectionInitiator.CreateTimeoutException(Uri uri,TimeSpan timeout,IPAddress [] addresses,Int32 invalidAddressCount,SocketException innerException)at at

  • System.ArgumentException:issuerSecret无效 . 参数名称:Microsoft.ServiceBus.ScretRails上的Microsoft.ServiceBus.SharedSecretTokenProvider.DecodeSecret(String issuerSecret)的Microsoft.ServiceBus.SharedSecretTokenProvider..ctor(String issuerName,String issuerSecret)中的参数名称:Microsoft.ServiceBus.Configuration.TokenProviderElement.CreateTokenProvider()at Microsoft.ServiceBus.Configuration System.ServiceModel.Description.ConfigLoader.LoadBehaviors [T](ServiceModelExtensionCollectionElement 1 behaviorElement, KeyedByTypeCollection 1 behavior,Boolean commonBehaviors)中的.TransportClientEndpointBehaviorElement.CreateBehavior(),位于System.ServiceModel.Description.ConfigLoader.LoadServiceDescription(ServiceHostBase主机,ServiceDescription描述,ServiceElement serviceElement,Action` System.ServiceModel.ServiceHostBase.Initiali上System.ServiceModel.ServiceHost.ApplyConfiguration()的System.ServiceModel.ServiceHostBase.LoadConfigurationSectionInternal(ConfigLoader configLoader,ServiceDescription description,ServiceElement serviceSection)中的1个addBaseAddress,Boolean skipHost) System.ServiceModel.ServiceHost..ctor(类型serviceType,Uri [] baseAddresses)的ZeDescription(UriSchemeKeyedCollection baseAddresses)位于One234C.Service.WinServiceHost.One23InsightService.OnStart(String [] args)issuerSecret无效 .

2 回答

  • 0

    那么第二个错误意味着您使用的命名空间的颁发者密钥不正确 . 您可能需要检查以确保使用正确的密钥 .

  • 0

    看起来像是NetTCPRelaybinding实现中的一个错误 . 我也有同样的问题 . 我转发Servicebus的部分,我可以看到正在显示的服务但是relaytype是None .

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