protected internal override object CreateBehavior()
{
UseRequestHeadersForMetadataAddressBehavior behavior = new UseRequestHeadersForMetadataAddressBehavior();
foreach (DefaultPortElement DefaultPort in this.DefaultPorts)
{
behavior.DefaultPortsByScheme.Add(DefaultPort.Scheme, DefaultPort.Port);
}
return behavior;
}
/// <summary>
/// Creates a ServiceHost for a specified type of service with a specific base address.
/// </summary>
/// <param name="serviceType">Specifies the type of service to host.</param>
/// <param name="baseAddresses">The Array of type Uri that contains the base addresses for the service hosted.</param>
/// <returns>A ServiceHost for the type of service specified with a specific base address.</returns>
protected override ServiceHost CreateServiceHost(Type serviceType, Uri[] baseAddresses)
{
ServiceHost customServiceHost = base.CreateServiceHost(serviceType, baseAddresses);
UseRequestHeadersForMetadataAddressBehavior loadBalancedBehavior =
customServiceHost.Description.Behaviors.Find<UseRequestHeadersForMetadataAddressBehavior>();
if (null == loadBalancedBehavior)
{
loadBalancedBehavior = new UseRequestHeadersForMetadataAddressBehavior();
loadBalancedBehavior.DefaultPortsByScheme.Add("http", 80);
loadBalancedBehavior.DefaultPortsByScheme.Add("https", 443);
customServiceHost.Description.Behaviors.Add(loadBalancedBehavior);
}
return customServiceHost;
}
void SetExtensionProperties(ServiceDescription description, ServiceHostBase host, ServiceMetadataExtension mex)
{
mex.ExternalMetadataLocation = this.ExternalMetadataLocation;
mex.Initializer = new MetadataExtensionInitializer(this, description, host);
mex.HttpGetEnabled = this.httpGetEnabled;
mex.HttpsGetEnabled = this.httpsGetEnabled;
mex.HttpGetUrl = host.GetVia(Uri.UriSchemeHttp, this.httpGetUrl == null ? new Uri(string.Empty, UriKind.Relative) : this.httpGetUrl);
mex.HttpsGetUrl = host.GetVia(Uri.UriSchemeHttps, this.httpsGetUrl == null ? new Uri(string.Empty, UriKind.Relative) : this.httpsGetUrl);
mex.HttpGetBinding = this.httpGetBinding;
mex.HttpsGetBinding = this.httpsGetBinding;
UseRequestHeadersForMetadataAddressBehavior dynamicUpdateBehavior = description.Behaviors.Find <UseRequestHeadersForMetadataAddressBehavior>();
if (dynamicUpdateBehavior != null)
{
mex.UpdateAddressDynamically = true;
mex.UpdatePortsByScheme = new Dictionary <string, int>(dynamicUpdateBehavior.DefaultPortsByScheme);
}
foreach (ChannelDispatcherBase dispatcherBase in host.ChannelDispatchers)
{
ChannelDispatcher dispatcher = dispatcherBase as ChannelDispatcher;
if (dispatcher != null && IsMetadataTransferDispatcher(description, dispatcher))
{
mex.MexEnabled = true;
mex.MexUrl = dispatcher.Listener.Uri;
if (dynamicUpdateBehavior != null)
{
foreach (EndpointDispatcher endpointDispatcher in dispatcher.Endpoints)
{
if (!endpointDispatcher.AddressFilterSetExplicit)
{
endpointDispatcher.AddressFilter = new MatchAllMessageFilter();
}
}
}
break;
}
}
}
// Start WCF Service to manage VM
private IVMManager StartVMManagerService()
{
try
{
// If available, get SSL certificate from service configuration
string sslCertificateSHA1Thumbprint = null;
try
{
sslCertificateSHA1Thumbprint = RoleEnvironment.GetConfigurationSettingValue("SSLCertificateSHA1Thumbprint");
}
catch (Exception)
{
// Ignore, it means SSLCertificateSHA1Thumbprint is not defined
}
// Get VMManager WCF service binding
BasicHttpBinding binding = WindowsAzureVMManager.GetVMManagerServiceBinding(sslCertificateSHA1Thumbprint);
wcfVMManagerServiceHost = new ServiceHost(typeof(WindowsAzureVMManager));
wcfVMManagerServiceHost.Credentials.UserNameAuthentication.UserNamePasswordValidationMode = UserNamePasswordValidationMode.Custom;
wcfVMManagerServiceHost.Credentials.UserNameAuthentication.CustomUserNamePasswordValidator = new WindowsAzureVMManagerUsernamePasswordValidator();
UseRequestHeadersForMetadataAddressBehavior requestHeaderBehavior = new UseRequestHeadersForMetadataAddressBehavior();
IPEndPoint ep = WindowsAzureVMManager.GetVMManagerServiceEndpoint(sslCertificateSHA1Thumbprint);
if (string.IsNullOrEmpty(sslCertificateSHA1Thumbprint))
{
requestHeaderBehavior.DefaultPortsByScheme.Add("http", int.Parse(ep.Port.ToString()));
}
else
{
requestHeaderBehavior.DefaultPortsByScheme.Add("https", int.Parse(ep.Port.ToString()));
wcfVMManagerServiceHost.Credentials.ServiceCertificate.SetCertificate(
StoreLocation.LocalMachine,
StoreName.My,
X509FindType.FindByThumbprint,
RoleEnvironment.GetConfigurationSettingValue("SSLCertificateSHA1Thumbprint")
);
}
wcfVMManagerServiceHost.Description.Behaviors.Add(requestHeaderBehavior);
// Enable WCF service debugging
ServiceDebugBehavior sdb = wcfVMManagerServiceHost.Description.Behaviors.Find<ServiceDebugBehavior>();
if (sdb == null)
{
sdb = new ServiceDebugBehavior();
wcfVMManagerServiceHost.Description.Behaviors.Add(sdb);
}
sdb.IncludeExceptionDetailInFaults = true;
string endpoint = WindowsAzureVMManager.GetVMManagerServiceEndpointAddress(sslCertificateSHA1Thumbprint);
wcfVMManagerServiceHost.AddServiceEndpoint(typeof(IVMManager), binding, endpoint);
ServiceMetadataBehavior metadataBehavior = new ServiceMetadataBehavior();
if (string.IsNullOrEmpty(sslCertificateSHA1Thumbprint))
{
metadataBehavior.HttpGetEnabled = true;
metadataBehavior.HttpGetUrl = new Uri(endpoint);
}
else
{
metadataBehavior.HttpsGetEnabled = true;
metadataBehavior.HttpsGetUrl = new Uri(endpoint);
}
wcfVMManagerServiceHost.Description.Behaviors.Add(metadataBehavior);
wcfVMManagerServiceHost.Open();
Trace.TraceInformation("External WCF Service started on endpoint: {0}", endpoint);
}
catch (Exception ex)
{
Trace.TraceError(ex.Message);
Trace.TraceError(ex.StackTrace);
}
// Return service instance
return WindowsAzureVMManager.GetVMManager();
}