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在控制台中托管简单的Wcf服务

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我正在尝试创建一个简单的ConsoleApplication,我希望在其中托管一个简单的wcf服务 .

这是我的代码

namespace HostConsoleApplication
{
    class Program
    {
        static void Main(string[] args)
        {
            using (System.ServiceModel.ServiceHost host = new System.ServiceModel.ServiceHost(typeof(FirstWcfService.Service)))
            {
                host.Open();
                Console.WriteLine("Sai");
                Console.ReadLine();
            }
        }
    }
}

然后我添加了一个app.config,如下所示:

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
    <system.serviceModel>
        <services>
            <service name="FirstWcfService.Service" behaviorConfiguration="ServiceBehavior">
                <endpoint address="FirstWcfService" binding="netTcpBinding" contract="FirstWcfService.IService"/>
                <endpoint contract="IMetadataExchange" binding="mexHttpBinding" address="mex" />
                <host>
                    <baseAddresses>
                        <add baseAddress="net.tcp://localhost:9101/"/>
                    </baseAddresses>
                </host>
            </service>
        </services>
        <behaviors>
            <serviceBehaviors>
                <behavior name="ServiceBehavior" >
                    <serviceMetadata httpGetEnabled="false" />
                </behavior>
            </serviceBehaviors>
        </behaviors>
    </system.serviceModel>
</configuration>

当我运行主机控制台应用程序时,我得到此异常:

System.InvalidOperationException未处理Message =“找不到与 endpoints 绑定MetadataExchangeHttpBinding的方案http匹配的基址 . 注册的基址方案为[net.tcp] . ” Source =“System.ServiceModel”StackTrace:在System.ServiceModel.ServiceHostBase.MakeAbsoluteUri(Uri relativeOrAbsoluteUri,绑定绑定,UriSchemeKeyedCollection baseAddresses)处于System.ServiceModel.Description.ConfigLoader.LoadServiceDescription(ServiceHostBase主机,ServiceDescription描述,ServiceElement serviceElement,Action`1系统中的System.ServiceModel.ServiceHostBase.LoadConfigurationSectionInternal(ConfigLoader configLoader,ServiceDescription描述,String configurationName)中的System.ServiceModel.ServiceHostBase.LoadConfigurationSectionInternal(ConfigLoader configLoader,ServiceDescription description,ServiceElement serviceSection)处的SystemBay.ServiceModel.ServiceHostBase.ApplyConfiguration()处的addBaseAddress) System.ServiceModel.ServiceHost..ctor上的System.ServiceModel.ServiceHost.InitializeDescription(类型serviceType,UriSchemeKeyedCollection baseAddresses)中的.ServiceModel.ServiceHostBase.InitializeDescription(UriSchemeKeyedCollection baseAddresses) e serviceType,Uri [] baseAddresses)位于C:\ Documents and Settings \ navin.pathuru \ My Documents \ Visual Studio 2008 \ Projects \ Solution2 \ HostConsoleApplication \ Program.cs中的HostConsoleApplication.Program.Main(String [] args):line 13位于System.Threading的Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()的System.AppDomain.ExecuteAssembly(String assemblyFile,Evidence assemblySecurity,String [] args)上的System.AppDomain._nExecuteAssembly(Assembly assembly,String [] args) System.Threading.ThreadHelper.ThreadStart()中的System.Threading.ExecutionContext.Run(ExecutionContext executionContext,ContextCallback回调,对象状态)中的.ThreadHelper.ThreadStart_Context(Object state):InnerException:

只是想知道如何解决这个问题 . 谢谢你

1 回答

  • 15

    好吧,我认为问题是这样的:

    • 你有net.tcp的基地址

    • 您已定义MEX http endpoints (但没有http基址)

    基本上,如果要在http上使用MEX,则需要为MEX endpoints 提供 full address ,或者为http基址提供(如果只指定相对地址) .

    Solution 1: 指定MEX endpoints 的完整地址:

    <services>
        <service name="FirstWcfService.Service" 
                  behaviorConfiguration="ServiceBehavior">
           <endpoint 
               address="FirstWcfService" 
               binding="netTcpBinding" 
               contract="FirstWcfService.IService"/>
           <endpoint 
               address="http://localhost:9102/FirstWcfService/mex"
               binding="mexHttpBinding" 
               contract="IMetadataExchange"  />
            ......
        </service>
    </services>
    

    Solution 2: 也定义了一个HTTP基地址:

    <services>
        <service name="FirstWcfService.Service" 
                  behaviorConfiguration="ServiceBehavior">
           <endpoint 
               address="FirstWcfService" 
               binding="netTcpBinding" 
               contract="FirstWcfService.IService"/>
           <endpoint 
               address="mex"
               binding="mexHttpBinding" 
               contract="IMetadataExchange"  />
           <host>
               <baseAddresses>
                   <add baseAddress="net.tcp://localhost:9101/"/>
                   <add baseAddress="http://localhost:9102/"/>
               </baseAddresses>
           </host>
        </service>
    </services>
    

    Solution 3: 使用mexTcpBinding代替

    <services>
        <service name="FirstWcfService.Service" 
                  behaviorConfiguration="ServiceBehavior">
           <endpoint 
               address="FirstWcfService" 
               binding="netTcpBinding" 
               contract="FirstWcfService.IService"/>
           <endpoint 
               address="mex"
               binding="mexTcpBinding" 
               contract="IMetadataExchange"  />
            ......
        </service>
    </services>
    

    这三个选项中的任何一个都应该解决它 .

    需要注意的一点是:我发现调用服务行为配置“ServiceBehavior”是非常危险的......

    <serviceBehaviors>
        <behavior name="ServiceBehavior" >
    

    我的建议:调用你的第一个和默认配置只是简单的“默认”(或“DefaultBehavior”)

    <serviceBehaviors>
        <behavior name="Default" >
    

    如果你有多个配置,只开始给出其他名称 .

    打电话给这个 ServiceBehavior 似乎在以后的某个时候要求麻烦......

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