我試圖做一個WCF回調服務,基於this example自託管。EndpointNotFoundException當創建回調WCF服務
這裏的託管代碼:
服務:
static void Main(string[] args)
{
using (ServiceHost host = new ServiceHost(typeof(Message), new Uri("http://localhost:8000/HelloWCF")))
{
// Set up a service endpoint [Contract, Binding, Address]
host.AddServiceEndpoint(typeof(IMessage), new WSDualHttpBinding() { ClientBaseAddress = new Uri("http://locahost:8001/HelloWCF") }, "HelloWCF");
// Enable metadata exchange
ServiceMetadataBehavior smb = new ServiceMetadataBehavior() {HttpGetEnabled =true };
host.Description.Behaviors.Add(smb);
host.Open();
Console.WriteLine("Ready...");
Console.ReadLine();
}
}
客戶端:
的app.config
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<system.serviceModel>
<bindings>
<wsDualHttpBinding >
<binding name="WSDualHttpBinding_IMessage" closeTimeout="00:01:00"
openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:01:00"
bypassProxyOnLocal="false" transactionFlow="false" hostNameComparisonMode="StrongWildcard"
maxBufferPoolSize="524288" maxReceivedMessageSize="65536"
messageEncoding="Text" textEncoding="utf-8" useDefaultWebProxy="true" clientBaseAddress="http://locahost:8001/HelloWCF">
<readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
maxBytesPerRead="4096" maxNameTableCharCount="16384" />
<reliableSession ordered="true" inactivityTimeout="00:10:00" />
<security mode="Message">
<message clientCredentialType="Windows" negotiateServiceCredential="true"
algorithmSuite="Default" />
</security>
</binding>
</wsDualHttpBinding>
</bindings>
<client>
<endpoint address="http://localhost:8000/HelloWCF/HelloWCF" binding="wsDualHttpBinding"
bindingConfiguration="WSDualHttpBinding_IMessage" contract="CallbackService.IMessage"
name="WSDualHttpBinding_IMessage" >
<identity>
<userPrincipalName value="badasscomputing\menkaur" />
</identity>
</endpoint>
</client>
</system.serviceModel>
</configuration>
C#代碼:
[CallbackBehavior(ConcurrencyMode = ConcurrencyMode.Reentrant)]
class Sender : IMessageCallback, IDisposable
{
private MessageClient messageClient;
public void Go()
{
InstanceContext context = new InstanceContext(this);
messageClient = new MessageClient(context, "WSDualHttpBinding_IMessage");
for (int i = 0; i < 5; i++)
{
string message = string.Format("message #{0}", i);
Console.WriteLine(">>> Sending " + message);
messageClient.AddMessage(message);
}
}
public void OnMessageAdded(string message, DateTime timestamp)
{
}
public void Dispose()
{
messageClient.Close();
}
}
[CallbackBehavior(ConcurrencyMode = ConcurrencyMode.Reentrant)]
class Listener : IMessageCallback, IDisposable
{
private MessageClient messageClient;
public void Open()
{
InstanceContext context = new InstanceContext(this);
messageClient = new MessageClient(context, "WSDualHttpBinding_IMessage");
messageClient.Subscribe();
}
public void OnMessageAdded(string message, DateTime timestamp)
{
Console.WriteLine("<<< Recieved {0} with a timestamp of {1}", message, timestamp);
}
public void Dispose()
{
messageClient.Unsubscribe();
messageClient.Close();
}
}
static void Main(string[] args)
{
Listener l = new Listener();
l.Open();
Sender s = new Sender();
s.Go();
}
服務器啓動正常。 運行客戶端時,它崩潰嘗試調用任何的服務器功能與以下異常時:
EndpointNotFoundException:There was no endpoint listening at http://localhost:8000/HelloWCF/HelloWCF that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details.
內部異常是:無法連接到遠程服務器。
這是不是因爲防火牆的,因爲我成功地測試一個類似的應用程序沒有回調函數
可能是什麼原因呢?
修訂
完整的源代碼可以在這裏下載:http://iathao.com/tmp/fullSource.zip
我還喜歡你的機器/域名* badasscomputing * – 2012-01-10 21:51:21