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Sample: Access the Discovery service

Applies To: Microsoft Dynamics CRM 2013, Microsoft Dynamics CRM Online

This sample code is for Microsoft Dynamics CRM 2013 and Microsoft Dynamics CRM Online. Download the Microsoft Dynamics CRM SDK package. It can be found in the following location in the download package:

SampleCode\CS\GeneralProgramming\DiscoveryService\DiscoveryService.cs
SampleCode\VB\GeneralProgramming\DiscoveryService\DiscoveryService.vb

Demonstrates

How to obtain organization information, including the organization’s URL, from the DiscoveryService Web service.

Example


using System;
using System.Collections.Generic;
using System.ServiceModel;

// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// found in the SDK\bin folder.
using Microsoft.Xrm.Sdk.Client;
using Microsoft.Xrm.Sdk.Discovery;

namespace Microsoft.Crm.Sdk.Samples
{
    /// <summary>
    /// Demonstrates useful messages of the Discovery service.
    /// </summary>
    public class DiscoveryService
    {

        #region Class Level Members

        private DiscoveryServiceProxy _serviceProxy;

        #endregion Class Level Members

        #region How-To Sample Code
        /// <summary>
        /// Demonstrates the RetrieveOrganization and RetrieveOrganizations messages
        /// of the Discovery service.
        /// </summary>
        /// <param name="serverConfig">Contains server connection information.</param>
        /// <param name="promptforDelete">When True, the user will be prompted to delete all
        /// created entities.</param>
        public void Run(ServerConnection.Configuration serverConfig, bool promptforDelete)
        {
            try
            {
                // Connect to the Discovery service. 
                // The using statement assures that the service proxy will be properly disposed.
                using (_serviceProxy = new DiscoveryServiceProxy(serverConfig.DiscoveryUri,
                                                                    serverConfig.HomeRealmUri,
                                                                    serverConfig.Credentials,
                                                                    serverConfig.DeviceCredentials))
                {
                    // You can choose to use the interface instead of the proxy.
                    IDiscoveryService service = _serviceProxy;

                    #region RetrieveOrganizations Message

                    // Retrieve details about all organizations discoverable via the
                    // Discovery service.
                    RetrieveOrganizationsRequest orgsRequest =
                        new RetrieveOrganizationsRequest()
                        {
                            AccessType = EndpointAccessType.Default,
                            Release = OrganizationRelease.Current
                        };
                    RetrieveOrganizationsResponse organizations =
                        (RetrieveOrganizationsResponse)service.Execute(orgsRequest);

                    // Print each organization's friendly name, unique name and URLs
                    // for each of its endpoints.
                    Console.WriteLine();
                    Console.WriteLine("Retrieving details of each organization:");
                    foreach (OrganizationDetail organization in organizations.Details)
                    {
                        Console.WriteLine("Organization Name: {0}", organization.FriendlyName);
                        Console.WriteLine("Unique Name: {0}", organization.UniqueName);
                        Console.WriteLine("Endpoints:");
                        foreach (var endpoint in organization.Endpoints)
                        {
                            Console.WriteLine("  Name: {0}", endpoint.Key);
                            Console.WriteLine("  URL: {0}", endpoint.Value);
                        }
                    }
                    Console.WriteLine("End of listing");
                    Console.WriteLine();

                    #endregion RetrieveOrganizations Message

                    #region RetrieveOrganization Message

                    // Retrieve details about a single organization discoverable via the Discovery service.
                    //
                    RetrieveOrganizationRequest orgRequest =
                        new RetrieveOrganizationRequest()
                        {
                            UniqueName = organizations.Details[organizations.Details.Count -1].UniqueName,
                            AccessType = EndpointAccessType.Default,
                            Release = OrganizationRelease.Current
                        };
                    RetrieveOrganizationResponse org =
                        (RetrieveOrganizationResponse)service.Execute(orgRequest);

                    // Print the organization's friendly name, unique name and URLs
                    // for each of its endpoints.
                    Console.WriteLine();
                    Console.WriteLine("Retrieving details of specific organization:");
                    Console.WriteLine("Organization Name: {0}", org.Detail.FriendlyName);
                    Console.WriteLine("Unique Name: {0}", org.Detail.UniqueName);
                    Console.WriteLine("Endpoints:");
                    foreach (KeyValuePair<EndpointType, string> endpoint in org.Detail.Endpoints)
                    {
                        Console.WriteLine("  Name: {0}", endpoint.Key);
                        Console.WriteLine("  URL: {0}", endpoint.Value);
                    }
                    Console.WriteLine("End of listing");
                    Console.WriteLine();

                    #endregion RetrieveOrganization Message

                }
            }

            // Catch any service fault exceptions that Microsoft Dynamics CRM throws.
            catch (FaultException<Microsoft.Xrm.Sdk.DiscoveryServiceFault>)
            {
                // You can handle an exception here or pass it back to the calling method.
                throw;
            }
        }

        #endregion How-To Sample Code

        #region Main method

        /// <summary>
        /// Standard Main() method used by most SDK samples.
        /// </summary>
        /// <param name="args"></param>
        static public void Main(string[] args)
        {
            try
            {
                // Obtain the target organization's Web address and client logon 
                // credentials from the user.
                ServerConnection serverConnect = new ServerConnection();
                ServerConnection.Configuration config = serverConnect.GetServerConfiguration();

                DiscoveryService app = new DiscoveryService();
                app.Run(config, true);
            }
            catch (FaultException<Microsoft.Xrm.Sdk.DiscoveryServiceFault> ex)
            {
                Console.WriteLine("The application terminated with an error.");
                Console.WriteLine("Timestamp: {0}", ex.Detail.Timestamp);
                Console.WriteLine("Code: {0}", ex.Detail.ErrorCode);
                Console.WriteLine("Message: {0}", ex.Detail.Message);
                Console.WriteLine("Inner Fault: {0}",
                    null == ex.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
            }
            catch (System.TimeoutException ex)
            {
                Console.WriteLine("The application terminated with an error.");
                Console.WriteLine("Message: {0}", ex.Message);
                Console.WriteLine("Stack Trace: {0}", ex.StackTrace);
                Console.WriteLine("Inner Fault: {0}",
                    null == ex.InnerException.Message ? "No Inner Fault" : ex.InnerException.Message);
            }
            catch (System.Exception ex)
            {
                Console.WriteLine("The application terminated with an error.");
                Console.WriteLine(ex.Message);

                // Display the details of the inner exception.
                if (ex.InnerException != null)
                {
                    Console.WriteLine(ex.InnerException.Message);

                    FaultException<Microsoft.Xrm.Sdk.DiscoveryServiceFault> fe = ex.InnerException
                        as FaultException<Microsoft.Xrm.Sdk.DiscoveryServiceFault>;
                    if (fe != null)
                    {
                        Console.WriteLine("Timestamp: {0}", fe.Detail.Timestamp);
                        Console.WriteLine("Code: {0}", fe.Detail.ErrorCode);
                        Console.WriteLine("Message: {0}", fe.Detail.Message);
                        Console.WriteLine("Inner Fault: {0}",
                            null == fe.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
                    }
                }
            }
            // Additional exceptions to catch: SecurityTokenValidationException, ExpiredSecurityTokenException,
            // SecurityAccessDeniedException, MessageSecurityException, and SecurityNegotiationException.

            finally
            {
                Console.WriteLine("Press <Enter> to exit.");
                Console.ReadLine();
            }
        }
        #endregion Main method
    }
}

See Also

Microsoft Dynamics CRM 2013 and Microsoft Dynamics CRM Online
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