//----------------------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- #pragma warning disable 1634, 1691 namespace System.ServiceModel.ComIntegration { using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Diagnostics; using System.IO; using System.Runtime; using System.Runtime.InteropServices; using System.ServiceModel; using System.ServiceModel.Channels; using System.ServiceModel.Description; using System.ServiceModel.Diagnostics; using System.ServiceModel.Dispatcher; using System.Threading; using System.Xml; using System.Xml.Schema; using ConfigNS = System.ServiceModel.Configuration; using WsdlNS = System.Web.Services.Description; internal class WsdlServiceChannelBuilder : IProxyCreator, IProvideChannelBuilderSettings { ContractDescription contractDescription = null; ServiceChannelFactory serviceChannelFactory = null; Dictionary propertyTable; ServiceChannel serviceChannel = null; ServiceEndpoint serviceEndpoint = null; KeyedByTypeCollection behaviors = new KeyedByTypeCollection(); bool useXmlSerializer = false; //Suppressing PreSharp warning that property get methods should not throw #pragma warning disable 6503 ServiceChannelFactory IProvideChannelBuilderSettings.ServiceChannelFactoryReadWrite { get { if (serviceChannel != null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new COMException(SR.GetString(SR.TooLate), HR.RPC_E_TOO_LATE)); return serviceChannelFactory; } } #pragma warning restore 6503 ServiceChannel IProvideChannelBuilderSettings.ServiceChannel { get { return CreateChannel(); } } ServiceChannelFactory IProvideChannelBuilderSettings.ServiceChannelFactoryReadOnly { get { return serviceChannelFactory; } } //Suppressing PreSharp warning that property get methods should not throw #pragma warning disable 6503 KeyedByTypeCollection IProvideChannelBuilderSettings.Behaviors { get { if (serviceChannel != null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new COMException(SR.GetString(SR.TooLate), HR.RPC_E_TOO_LATE)); return behaviors; } } #pragma warning restore 6503 void IDisposable.Dispose() { if (serviceChannel != null) serviceChannel.Close(); } internal WsdlServiceChannelBuilder(Dictionary propertyTable) { this.propertyTable = propertyTable; ProcessWsdl(); } private ServiceChannel CreateChannel() { Thread.MemoryBarrier(); if (serviceChannel == null) { lock (this) { Thread.MemoryBarrier(); if (serviceChannel == null) { try { if (serviceChannelFactory == null) { FaultInserviceChannelFactory(); } if (serviceChannelFactory == null) { throw Fx.AssertAndThrow("ServiceChannelFactory cannot be null at this point"); } serviceChannelFactory.Open(); if (serviceEndpoint == null) { throw Fx.AssertAndThrow("ServiceEndpoint cannot be null"); } serviceChannel = serviceChannelFactory.CreateServiceChannel(new EndpointAddress(serviceEndpoint.Address.Uri, serviceEndpoint.Address.Identity, serviceEndpoint.Address.Headers), serviceEndpoint.Address.Uri); ComPlusChannelCreatedTrace.Trace(TraceEventType.Verbose, TraceCode.ComIntegrationChannelCreated, SR.TraceCodeComIntegrationChannelCreated, serviceEndpoint.Address.Uri, contractDescription.ContractType); if (serviceChannel == null) { throw Fx.AssertAndThrow("serviceProxy MUST derive from RealProxy"); } } finally { if ((serviceChannel == null) && (serviceChannelFactory != null)) { serviceChannelFactory.Close(); } } } } } return serviceChannel; } private ServiceChannelFactory CreateServiceChannelFactory() { serviceChannelFactory = ServiceChannelFactory.BuildChannelFactory(serviceEndpoint) as ServiceChannelFactory; if (serviceChannelFactory == null) { throw Fx.AssertAndThrow("We should get a ServiceChannelFactory back"); } FixupProxyBehavior(); return serviceChannelFactory; } void FaultInserviceChannelFactory() { if (propertyTable == null) { throw Fx.AssertAndThrow("PropertyTable should not be null"); } foreach (IEndpointBehavior behavior in behaviors) serviceEndpoint.Behaviors.Add(behavior); serviceChannelFactory = CreateServiceChannelFactory(); } void FixupProxyBehavior() { ClientOperation operation = null; if (useXmlSerializer) XmlSerializerOperationBehavior.AddBehaviors(contractDescription); foreach (OperationDescription opDesc in contractDescription.Operations) { operation = serviceChannelFactory.ClientRuntime.Operations[opDesc.Name]; operation.SerializeRequest = true; operation.DeserializeReply = true; if (useXmlSerializer) operation.Formatter = XmlSerializerOperationBehavior.CreateOperationFormatter(opDesc); else operation.Formatter = new DataContractSerializerOperationFormatter(opDesc, TypeLoader.DefaultDataContractFormatAttribute, null); } } private void ProcessWsdl() { string wsdlText; string portType; string bindingName; string address; string spnIdentity = null; string upnIdentity = null; string dnsIdentity = null; EndpointIdentity identity = null; string serializer = null; string contractNamespace = null; string bindingNamespace = null; propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.Wsdl, out wsdlText); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.Contract, out portType); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.Binding, out bindingName); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.Address, out address); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.SpnIdentity, out spnIdentity); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.UpnIdentity, out upnIdentity); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.DnsIdentity, out dnsIdentity); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.Serializer, out serializer); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.BindingNamespace, out bindingNamespace); propertyTable.TryGetValue(MonikerHelper.MonikerAttribute.ContractNamespace, out contractNamespace); if (string.IsNullOrEmpty(wsdlText)) { throw Fx.AssertAndThrow("Wsdl should not be null at this point"); } if (string.IsNullOrEmpty(portType) || string.IsNullOrEmpty(bindingName) || string.IsNullOrEmpty(address)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.ContractBindingAddressCannotBeNull))); if (!string.IsNullOrEmpty(spnIdentity)) { if ((!string.IsNullOrEmpty(upnIdentity)) || (!string.IsNullOrEmpty(dnsIdentity))) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.MonikerIncorrectServerIdentity))); identity = EndpointIdentity.CreateSpnIdentity(spnIdentity); } else if (!string.IsNullOrEmpty(upnIdentity)) { if ((!string.IsNullOrEmpty(spnIdentity)) || (!string.IsNullOrEmpty(dnsIdentity))) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.MonikerIncorrectServerIdentity))); identity = EndpointIdentity.CreateUpnIdentity(upnIdentity); } else if (!string.IsNullOrEmpty(dnsIdentity)) { if ((!string.IsNullOrEmpty(spnIdentity)) || (!string.IsNullOrEmpty(upnIdentity))) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.MonikerIncorrectServerIdentity))); identity = EndpointIdentity.CreateDnsIdentity(dnsIdentity); } else identity = null; bool removeXmlSerializerImporter = false; if (!String.IsNullOrEmpty(serializer)) { if ("xml" != serializer && "datacontract" != serializer) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.MonikerIncorectSerializer))); if ("xml" == serializer) useXmlSerializer = true; else removeXmlSerializerImporter = true; // specifying datacontract will explicitly remove the Xml importer // if this parameter is not set we will simply use indigo defaults } TextReader reader = new StringReader(wsdlText); try { try { WsdlNS.ServiceDescription wsdl = WsdlNS.ServiceDescription.Read(reader); if (String.IsNullOrEmpty(contractNamespace)) contractNamespace = wsdl.TargetNamespace; if (String.IsNullOrEmpty(bindingNamespace)) bindingNamespace = wsdl.TargetNamespace; WsdlNS.ServiceDescriptionCollection wsdlDocs = new WsdlNS.ServiceDescriptionCollection(); wsdlDocs.Add(wsdl); XmlSchemaSet schemas = new XmlSchemaSet(); foreach (XmlSchema schema in wsdl.Types.Schemas) schemas.Add(schema); MetadataSet mds = new MetadataSet(WsdlImporter.CreateMetadataDocuments(wsdlDocs, schemas, null)); WsdlImporter importer; if (useXmlSerializer) importer = CreateXmlSerializerImporter(mds); else { if (removeXmlSerializerImporter) importer = CreateDataContractSerializerImporter(mds); else importer = new WsdlImporter(mds); } XmlQualifiedName contractQname = new XmlQualifiedName(portType, contractNamespace); XmlQualifiedName bindingQname = new XmlQualifiedName(bindingName, bindingNamespace); WsdlNS.PortType wsdlPortType = wsdlDocs.GetPortType(contractQname); contractDescription = importer.ImportContract(wsdlPortType); WsdlNS.Binding wsdlBinding = wsdlDocs.GetBinding(bindingQname); Binding binding = importer.ImportBinding(wsdlBinding); EndpointAddress endpointAddress = new EndpointAddress(new Uri(address), identity, (AddressHeaderCollection)null); serviceEndpoint = new ServiceEndpoint(contractDescription, binding, endpointAddress); ComPlusWsdlChannelBuilderTrace.Trace(TraceEventType.Verbose, TraceCode.ComIntegrationWsdlChannelBuilderLoaded, SR.TraceCodeComIntegrationWsdlChannelBuilderLoaded, bindingQname, contractQname, wsdl, contractDescription, binding, wsdl.Types.Schemas); } catch (Exception e) { if (Fx.IsFatal(e)) throw; throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MonikerSyntaxException(SR.GetString(SR.FailedImportOfWsdl, e.Message))); } } finally { IDisposable disposee = reader; disposee.Dispose(); } } public WsdlImporter CreateDataContractSerializerImporter(MetadataSet metaData) { Collection wsdlImportExtensions = ConfigNS.ClientSection.GetSection().Metadata.LoadWsdlImportExtensions(); for (int i = 0; i < wsdlImportExtensions.Count; i++) { if (wsdlImportExtensions[i].GetType() == typeof(XmlSerializerMessageContractImporter)) wsdlImportExtensions.RemoveAt(i); } WsdlImporter importer = new WsdlImporter(metaData, null, wsdlImportExtensions); return importer; } public WsdlImporter CreateXmlSerializerImporter(MetadataSet metaData) { Collection wsdlImportExtensions = ConfigNS.ClientSection.GetSection().Metadata.LoadWsdlImportExtensions(); for (int i = 0; i < wsdlImportExtensions.Count; i++) { if (wsdlImportExtensions[i].GetType() == typeof(DataContractSerializerMessageContractImporter)) wsdlImportExtensions.RemoveAt(i); } WsdlImporter importer = new WsdlImporter(metaData, null, wsdlImportExtensions); return importer; } ComProxy IProxyCreator.CreateProxy(IntPtr outer, ref Guid riid) { IntPtr inner = IntPtr.Zero; if (riid != InterfaceID.idIDispatch) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidCastException(SR.GetString(SR.NoInterface, riid))); if (contractDescription == null) { throw Fx.AssertAndThrow("ContractDescription should not be null at this point"); } return DispatchProxy.Create(outer, contractDescription, this); } bool IProxyCreator.SupportsErrorInfo(ref Guid riid) { if (riid != InterfaceID.idIDispatch) return false; else return true; } bool IProxyCreator.SupportsDispatch() { return true; } bool IProxyCreator.SupportsIntrinsics() { return true; } } }