1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Runtime.Serialization; 5 using System.ServiceModel; 6 using System.ServiceModel.Web; 7 using System.Text; 8  9 namespace 消息拦截实现用户名验证10 {11     [ServiceContract(Namespace="http://localhost/")]12     public interface IService113     {14         [OperationContract]15         string GetData(int value);16 17     }18 }

 1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Runtime.Serialization; 5 using System.ServiceModel; 6 using System.ServiceModel.Web; 7 using System.Text; 8  9 namespace 消息拦截实现用户名验证10 {11     public class Service1 : IService112     {13         public string GetData(int value)14         {15             string msg = OperationContext.Current.RequestContext.RequestMessage.ToString();16             // 注意namespace必须和ServiceContract中定义的namespace保持一致，默认是：http://tempuri.org  17             var ns = "http://localhost/";18             var user = GetHeaderValue("user", ns);19             var pwd = GetHeaderValue("pwd", ns);20             // 验证失败21             if (user != "Guest01" || pwd != "123")22                 return msg += "/r/n用户名密码错误";23             return msg += "/r/n" + string.Format("You entered: {0}", value);24         }25         private string GetHeaderValue(string name, string ns = "http://tempuri.org")26         {27             var headers = OperationContext.Current.IncomingMessageHeaders;28             var index = headers.FindHeader(name, ns);29             if (index > -1)30                 return headers.GetHeader<string>(index);31             else32                 return null;33         }34     }35 }

 1 <?xml version="1.0" encoding="utf-8"?> 2 <configuration> 3   <system.web> 4     <compilation debug="true" targetFramework="4.0" /> 5   </system.web> 6   <system.serviceModel> 7     <behaviors> 8       <serviceBehaviors> 9         <behavior>10           <!-- 为避免泄漏元数据信息，请在部署前将以下值设置为 false 并删除上面的元数据终结点 -->11           <serviceMetadata httpGetEnabled="true"/>12           <!-- 要接收故障异常详细信息以进行调试，请将以下值设置为 true。在部署前设置为 false 以避免泄漏异常信息 -->13           <serviceDebug includeExceptionDetailInFaults="false"/>14         </behavior>15       </serviceBehaviors>16     </behaviors>17     <serviceHostingEnvironment multipleSiteBindingsEnabled="true" />18   </system.serviceModel>19  <system.webServer>20     <modules runAllManagedModulesForAllRequests="true"/>21   </system.webServer>22 </configuration>

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.ServiceModel.Channels;using System.ServiceModel;namespace 客户端{    class Program    {        static void Main(string[] args)        {            try            {                SR01.Service1Client sc = new SR01.Service1Client();                using (var scope = new OperationContextScope(sc.InnerChannel))                {                    // 注意namespace必须和ServiceContract中定义的namespace保持一致，默认是：http://tempuri.org                      var myNamespace = "http://localhost/";                    // 注意Header的名字中不能出现空格，因为要作为Xml节点名。                      var user = MessageHeader.CreateHeader("user", myNamespace, "Guest01");                    var pwd = MessageHeader.CreateHeader("pwd", myNamespace, "123");                    OperationContext.Current.OutgoingMessageHeaders.Add(user);                    OperationContext.Current.OutgoingMessageHeaders.Add(pwd);                    string res = sc.GetData(1);                    Console.WriteLine(res);                }            }            catch (Exception ex)            {                Console.WriteLine(ex.Message);            }            Console.ReadLine();        }    }}

 1 <?xml version="1.0" encoding="utf-8" ?> 2 <configuration> 3     <system.serviceModel> 4         <bindings> 5             <basicHttpBinding> 6                 <binding name="BasicHttpBinding_IService1" closeTimeout="00:01:00" 7                     openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:01:00" 8                     allowCookies="false" bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard" 9                     maxBufferSize="65536" maxBufferPoolSize="524288" maxReceivedMessageSize="65536"10                     messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered"11                     useDefaultWebProxy="true">12                     <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"13                         maxBytesPerRead="4096" maxNameTableCharCount="16384" />14                     <security mode="None">15                         <transport clientCredentialType="None" proxyCredentialType="None"16                             realm="" />17                         <message clientCredentialType="UserName" algorithmSuite="Default" />18                     </security>19                 </binding>20             </basicHttpBinding>21         </bindings>22         <client>23             <endpoint address="http://localhost:7105/Service1.svc" binding="basicHttpBinding"24                 bindingConfiguration="BasicHttpBinding_IService1" contract="SR01.IService1"25                 name="BasicHttpBinding_IService1" />26         </client>27     </system.serviceModel>28 </configuration>