我尝试在 Visual Studio 2010 中创建 WCF 服务，它似乎可以工作，因为当我使用 WCF 测试客户端调试 VS 时，我可以连接到该服务并运行命令。但是，当我尝试从我的 Silverlight 应用程序运行命令时，我收到一条错误消息，指出我的跨域不起作用。我已经从我的 silverlight 应用程序和 wcf 客户端中包含了我的代码。
服务
客户端访问策略.xml
`<?xml version="1.0" encoding="utf-8"?>
<access-policy>
<cross-domain-access>
<policy>
<allow-from http-request-headers="SOAPAction">
<domain uri="*"/>
</allow-from>
<grant-to>
<resource path="/" include-subpaths="true"/>
</grant-to>
</policy>
</cross-domain-access>
</access-policy>`
应用程序配置
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<system.web>
<compilation debug="true" />
</system.web>
<!-- When deploying the service library project, the content of the config file must be added to the host's
app.config file. System.Configuration does not support config files for libraries. -->
<system.serviceModel>
<bindings>
<basicHttpBinding>
<binding name="SqlServerServiceBinding" maxBufferPoolSize="2147483647"
maxBufferSize="2147483647" maxReceivedMessageSize="2147483647">
<readerQuotas maxDepth="2147483647" maxStringContentLength="2147483647" maxArrayLength="2147483647" maxBytesPerRead="2147483647" maxNameTableCharCount="2147483647" />
</binding>
</basicHttpBinding>
</bindings>
<!--<behaviors>
<serviceBehaviors>
<behavior name="SqlServerServiceBehavior">
<serviceMetadata httpGetEnabled="true" />
<serviceDebug includeExceptionDetailInFaults="false" />
</behavior>
</serviceBehaviors>
</behaviors>-->
<services>
<service name="SqlServerService.Service1">
<host>
<baseAddresses>
<add baseAddress = "http://localhost:8085/" />
</baseAddresses>
</host>
<!-- Service Endpoints -->
<!-- Unless fully qualified, address is relative to base address supplied above -->
<endpoint address ="" binding="basicHttpBinding" contract="SqlServerService.IService1">
<!--
Upon deployment, the following identity element should be removed or replaced to reflect the
identity under which the deployed service runs. If removed, WCF will infer an appropriate identity
automatically.
-->
<!--<identity>
<dns value="localhost"/>
</identity>-->
</endpoint>
<!-- Metadata Endpoints -->
<!-- The Metadata Exchange endpoint is used by the service to describe itself to clients. -->
<!-- This endpoint does not use a secure binding and should be secured or removed before deployment -->
<endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>
</service>
</services>
<behaviors>
<serviceBehaviors>
<behavior>
<!-- To avoid disclosing metadata information,
set the value below to false and remove the metadata endpoint above before deployment -->
<serviceMetadata httpGetEnabled="True"/>
<!-- 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>
</behaviors>
</system.serviceModel>
</configuration>
服务1.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
namespace SqlServerService
{
// NOTE: You can use the "Rename" command on the "Refactor" menu to change the class name "Service1" in both code and config file together.
public class Service1 : IService1
{
public CompositeType executeScriptWithReturn(String command_string)
{
CompositeType cs = new CompositeType();
Userful_Commands.sql_server_commands sql = new Userful_Commands.sql_server_commands("Server=localhost;Database=kenticoTest;Integrated Security=SSPI;");
cs.DtValue = command_string;//sql.executeScriptWithReturn("SELECT * FROM tblBugs");
return cs;
}
}
}
IService1.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
namespace SqlServerService
{
// NOTE: You can use the "Rename" command on the "Refactor" menu to change the interface name "IService1" in both code and config file together.
[ServiceContract]
public interface IService1
{
[OperationContract]
CompositeType executeScriptWithReturn(String command_string);
// TODO: Add your service operations here
}
// Use a data contract as illustrated in the sample below to add composite types to service operations
[DataContract]
public class CompositeType
{
public String dt;
[DataMember]
public String DtValue
{
get { return dt; }
set { dt = value; }
}
}
}
银光
ServicesReferences.ClientConfig
<configuration>
<system.serviceModel>
<bindings>
<basicHttpBinding>
<binding name="BasicHttpBinding_IService1" maxBufferSize="2147483647"
maxReceivedMessageSize="2147483647">
<security mode="None" />
</binding>
</basicHttpBinding>
</bindings>
<client>
<endpoint address="http://localhost:8085/" binding="basicHttpBinding"
bindingConfiguration="BasicHttpBinding_IService1" contract="ServiceReference1.IService1"
name="BasicHttpBinding_IService1" />
</client>
</system.serviceModel>
</configuration>
MainPage.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using Silverlight;
using SilverlightSQLServer;
namespace SilverlightApplication1
{
public partial class MainPage : UserControl
{
public MainPage()
{
InitializeComponent();
}
private void loaded_up(object sender, RoutedEventArgs e)
{
//SilverlightApplication1.ServiceReference1.Service1Client sc = new ServiceReference1.Service1Client();
//sc.executeScriptWithReturnCompleted += completed;
//sc.executeScriptWithReturnAsync("TEST COMMAND");
ServiceReference1.Service1Client ws = new ServiceReference1.Service1Client();
ws.executeScriptWithReturnCompleted += completed;
ws.executeScriptWithReturnAsync("TESTCOMMAND");
}
private void completed(object sender, SilverlightApplication1.ServiceReference1.executeScriptWithReturnCompletedEventArgs e)
{
SilverlightApplication1.ServiceReference1.CompositeType serviceResp = e.Result;
e = e;
}
}
}
先感谢您。