/// <summary>
        /// Test CLIENT_MOVE_NOTIFICATION.
        /// </summary>
        /// <param name="expectedVersion">SwnVersion.SWN_VERSION_2 indicates that register with WitnessrRegisterEx, SwnVersion.SWN_VERSION_1 indicates that register with WitnessrRegister.</param>
        private void SWNAsyncNotification_ClientMove(SwnVersion expectedVersion)
        {
            int  ret    = 0;
            uint callId = 0;
            WITNESS_INTERFACE_INFO registerInterface;
            string server = TestConfig.ClusteredScaleOutFileServerName;

            #region Get the file server to access it through SMB2

            IPAddress currentAccessIp = SWNTestUtility.GetCurrentAccessIP(server);
            BaseTestSite.Assert.AreNotEqual(null, currentAccessIp, "IP address of the file server should NOT be empty");
            BaseTestSite.Log.Add(LogEntryKind.Debug, "Got the IP {0} to access the file server", currentAccessIp.ToString());

            #endregion

            #region Get register interface

            DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForInterface, currentAccessIp,
                                                           TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                           TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, server), TestConfig.FailoverTimeout,
                           "Retry BindServer until succeed within timeout span");

            WITNESS_INTERFACE_LIST interfaceList = new WITNESS_INTERFACE_LIST();

            DoUntilSucceed(() =>
            {
                ret = swnClientForInterface.WitnessrGetInterfaceList(out interfaceList);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrGetInterfaceList returns with result code = 0x{0:x8}", ret);
                return(SWNTestUtility.VerifyInterfaceList(interfaceList, TestConfig.Platform));
            }, TestConfig.FailoverTimeout, "Retry to call WitnessrGetInterfaceList until succeed within timeout span");

            swnClientForInterface.SwnUnbind(TestConfig.Timeout);

            SWNTestUtility.GetRegisterInterface(interfaceList, out registerInterface);

            SWNTestUtility.CheckVersion(expectedVersion, (SwnVersion)registerInterface.Version);
            #endregion

            #region Register SWN witness

            DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForWitness,
                                                           (registerInterface.Flags & (uint)SwnNodeFlagsValue.IPv4) != 0 ? new IPAddress(registerInterface.IPV4) : SWNTestUtility.ConvertIPV6(registerInterface.IPV6),
                                                           TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                           TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, server), TestConfig.FailoverTimeout,
                           "Retry BindServer until succeed within timeout span");

            string clientName = Guid.NewGuid().ToString();
            string netName    = SWNTestUtility.GetPrincipleName(TestConfig.DomainName, server);

            BaseTestSite.Log.Add(LogEntryKind.Debug, "Register witness:");
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tNetName: {0}", netName);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tIPAddress: {0}", currentAccessIp.ToString());
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tClient Name: {0}", clientName);

            if (SwnVersion.SWN_VERSION_2 == expectedVersion)
            {
                ret = swnClientForWitness.WitnessrRegisterEx(SwnVersion.SWN_VERSION_2,
                                                             netName,
                                                             null,
                                                             currentAccessIp.ToString(),
                                                             clientName,
                                                             WitnessrRegisterExFlagsValue.WITNESS_REGISTER_IP_NOTIFICATION,
                                                             120,
                                                             out pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrRegisterEx returns with result code = 0x{0:x8}", ret);
            }
            else
            {
                ret = swnClientForWitness.WitnessrRegister(SwnVersion.SWN_VERSION_1,
                                                           netName,
                                                           currentAccessIp.ToString(),
                                                           clientName,
                                                           out pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
            }
            BaseTestSite.Assert.IsNotNull(pContext, "Expect pContext is not null.");

            callId = swnClientForWitness.WitnessrAsyncNotify(pContext);
            BaseTestSite.Assert.AreNotEqual <uint>(0, callId, "WitnessrAsyncNotify returns callId = {0}", callId);

            #endregion

            #region Create a file and write content

            string         uncSharePath  = Smb2Utility.GetUncPath(server, TestConfig.ClusteredFileShare);
            string         content       = Smb2Utility.CreateRandomString(TestConfig.WriteBufferLengthInKb);
            string         testDirectory = CreateTestDirectory(uncSharePath);
            string         file          = Path.Combine(testDirectory, Guid.NewGuid().ToString());
            Guid           clientGuid    = Guid.NewGuid();
            Guid           createGuid    = Guid.NewGuid();
            FileServerType fsType        = FileServerType.ScaleOutFileServer;

            DoUntilSucceed(() => WriteContentBeforeFailover(fsType, server, currentAccessIp, uncSharePath, file, content, clientGuid, createGuid),
                           TestConfig.FailoverTimeout,
                           "Before failover, retry Write content until succeed within timeout span.");

            #endregion

            #region Move resource node

            // Move resource node to trigger CLIENT_MOVE_NOTIFICATION
            BaseTestSite.Log.Add(LogEntryKind.Debug, "Move resource to interface {0} to trigger CLIENT_MOVE_NOTIFICATION", registerInterface.InterfaceGroupName);
            sutController.MoveSmbWitnessClient(clientName,
                                               SWNTestUtility.GetPrincipleName(TestConfig.DomainName, registerInterface.InterfaceGroupName));

            #endregion

            #region Wait CLIENT_MOVE_NOTIFICATION

            RESP_ASYNC_NOTIFY respNotify;
            // Wait the CLIENT_MOVE_NOTIFICATION
            ret = swnClientForWitness.ExpectWitnessrAsyncNotify(callId, out respNotify);
            BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrAsyncNotify returns with result code = 0x{0:x8}", ret);
            SWNTestUtility.PrintNotification(respNotify);

            // Verify RESP_ASYNC_NOTIFY
            SWNTestUtility.VerifyClientMoveShareMoveAndIpChange(respNotify, SwnMessageType.CLIENT_MOVE_NOTIFICATION, (uint)SwnIPAddrInfoFlags.IPADDR_V4, TestConfig.Platform);
            #endregion

            #region Get the new IpAddr
            IPADDR_INFO_LIST ipAddrInfoList;
            SwnUtility.ParseIPAddrInfoList(respNotify, out ipAddrInfoList);
            currentAccessIp = (ipAddrInfoList.IPAddrList[0].Flags & (uint)SwnNodeFlagsValue.IPv4) != 0 ? new IPAddress(ipAddrInfoList.IPAddrList[0].IPV4) : SWNTestUtility.ConvertIPV6(ipAddrInfoList.IPAddrList[0].IPV6);
            #endregion

            #region Unregister SWN Witness

            ret = swnClientForWitness.WitnessrUnRegister(pContext);
            BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);
            pContext = IntPtr.Zero;
            swnClientForWitness.SwnUnbind(TestConfig.Timeout);

            #endregion

            #region Make sure Cluster Share is available
            DoUntilSucceed(() => sutProtocolController.CheckIfShareIsAvailable(uncSharePath),
                           testConfig.Timeout,
                           "Make sure cluster share is available.");
            #endregion

            #region Read content and close the file
            DoUntilSucceed(() => ReadContentAfterFailover(server, currentAccessIp, uncSharePath, file, content, clientGuid, createGuid),
                           TestConfig.FailoverTimeout,
                           "Retry Read content until succeed within timeout span.");
            #endregion
        }
Esempio n. 2
0
        private void FileServerFailoverTest(string server, FileServerType fsType, bool reconnectWithoutFailover = false)
        {
            int       ret    = 0;
            uint      callId = 0;
            IPAddress currentAccessIpAddr            = null;
            WITNESS_INTERFACE_INFO registerInterface = new WITNESS_INTERFACE_INFO();
            WITNESS_INTERFACE_LIST interfaceList     = new WITNESS_INTERFACE_LIST();

            currentAccessIpAddr = SWNTestUtility.GetCurrentAccessIP(server);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "Get current file server IP: {0}.", currentAccessIpAddr);

            #region Register SWN witness
            if (witnessType == WitnessType.SwnWitness)
            {
                if (TestConfig.IsWindowsPlatform && fsType == FileServerType.ScaleOutFileServer)
                {
                    // Windows Server: when stopping a non-owner node of ScaleOutFS, no notication will be sent by SMB witness.
                    // So get one IP of the owner node of ScaleOutFS to access.
                    string      resourceOwnerNode = sutController.GetClusterResourceOwner(server);
                    IPAddress[] ownerIpList       = Dns.GetHostEntry(resourceOwnerNode).AddressList;
                    foreach (var ip in ownerIpList)
                    {
                        BaseTestSite.Log.Add(LogEntryKind.Debug, "Owner IP: {0}", ip);
                    }
                    if (!ownerIpList.Contains(currentAccessIpAddr))
                    {
                        currentAccessIpAddr = null;
                        IPAddress[] accessIpList = Dns.GetHostEntry(server).AddressList;
                        foreach (var ip in accessIpList)
                        {
                            if (ownerIpList.Contains(ip))
                            {
                                currentAccessIpAddr = ip;
                                break;
                            }
                        }
                        BaseTestSite.Assert.IsNotNull(currentAccessIpAddr, "IP should not be null.");
                        BaseTestSite.Log.Add(LogEntryKind.Debug, "Get the owner IP {0} as file server IP.", currentAccessIpAddr);
                    }

                    DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForInterface, currentAccessIpAddr,
                                                                   TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                                   TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, resourceOwnerNode), TestConfig.FailoverTimeout,
                                   "Retry BindServer until succeed within timeout span");
                }
                else
                {
                    DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForInterface, currentAccessIpAddr,
                                                                   TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                                   TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, server), TestConfig.FailoverTimeout,
                                   "Retry BindServer until succeed within timeout span");
                }

                DoUntilSucceed(() =>
                {
                    ret = swnClientForInterface.WitnessrGetInterfaceList(out interfaceList);
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(
                        SwnErrorCode.ERROR_SUCCESS,
                        (SwnErrorCode)ret,
                        "WitnessrGetInterfaceList returns with result code = 0x{0:x8}", ret);
                    return(SWNTestUtility.VerifyInterfaceList(interfaceList, TestConfig.Platform));
                }, TestConfig.FailoverTimeout, "Retry to call WitnessrGetInterfaceList until succeed within timeout span.");

                SWNTestUtility.GetRegisterInterface(interfaceList, out registerInterface);

                DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForWitness,
                                                               (registerInterface.Flags & (uint)SwnNodeFlagsValue.IPv4) != 0 ? new IPAddress(registerInterface.IPV4) : SWNTestUtility.ConvertIPV6(registerInterface.IPV6),
                                                               TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                               TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, registerInterface.InterfaceGroupName), TestConfig.FailoverTimeout,
                               "Retry BindServer until succeed within timeout span");

                string clientName = Guid.NewGuid().ToString();

                BaseTestSite.Log.Add(LogEntryKind.Debug, "Register witness:");
                BaseTestSite.Log.Add(LogEntryKind.Debug, "\tNetName: {0}", SWNTestUtility.GetPrincipleName(TestConfig.DomainName, server));
                BaseTestSite.Log.Add(LogEntryKind.Debug, "\tIPAddress: {0}", currentAccessIpAddr.ToString());
                BaseTestSite.Log.Add(LogEntryKind.Debug, "\tClient Name: {0}", clientName);

                ret = swnClientForWitness.WitnessrRegister(SwnVersion.SWN_VERSION_1, SWNTestUtility.GetPrincipleName(TestConfig.DomainName, server),
                                                           currentAccessIpAddr.ToString(), clientName, out pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(
                    SwnErrorCode.ERROR_SUCCESS,
                    (SwnErrorCode)ret,
                    "WitnessrRegister returns with result code = 0x{0:x8}", ret);
                BaseTestSite.Assert.IsNotNull(
                    pContext,
                    "Expect pContext is not null.");

                callId = swnClientForWitness.WitnessrAsyncNotify(pContext);
                BaseTestSite.Assert.AreNotEqual <uint>(
                    0,
                    callId,
                    "WitnessrAsyncNotify returns callId = {0}", callId);
            }
            #endregion

            #region Create a file and write content
            string uncSharePath  = Smb2Utility.GetUncPath(server, TestConfig.ClusteredFileShare);
            string content       = Smb2Utility.CreateRandomString(TestConfig.WriteBufferLengthInKb);
            string testDirectory = CreateTestDirectory(uncSharePath);
            string file          = Path.Combine(testDirectory, Guid.NewGuid().ToString());
            Guid   clientGuid    = Guid.NewGuid();
            Guid   createGuid    = Guid.NewGuid();

            DoUntilSucceed(() => WriteContentBeforeFailover(fsType, server, currentAccessIpAddr, uncSharePath, file, content, clientGuid, createGuid),
                           TestConfig.FailoverTimeout,
                           "Before failover, retry Write content until succeed within timeout span.");
            #endregion

            #region Disable accessed node

            if (TestConfig.IsWindowsPlatform)
            {
                AssignCurrentAccessNode(server, fsType, currentAccessIpAddr);
            }


            if (!reconnectWithoutFailover)
            {
                BaseTestSite.Log.Add(
                    LogEntryKind.TestStep,
                    "Disable owner node for general file server or the node currently provides the access for scale-out file server.");
                FailoverServer(currentAccessIpAddr, server, fsType);
            }

            #endregion

            #region Wait for available server
            BaseTestSite.Log.Add(LogEntryKind.TestStep, "Wait for available server.");
            if (witnessType == WitnessType.None)
            {
                if (fsType == FileServerType.GeneralFileServer)
                {
                    currentAccessIpAddr = null;
                    IPAddress[] accessIpList = Dns.GetHostEntry(server).AddressList;
                    DoUntilSucceed(() =>
                    {
                        foreach (IPAddress ipAddress in accessIpList)
                        {
                            Smb2FunctionalClient pingClient = new Smb2FunctionalClient(TestConfig.FailoverTimeout, TestConfig, BaseTestSite);

                            try
                            {
                                pingClient.ConnectToServerOverTCP(ipAddress);
                                pingClient.Disconnect();
                                pingClient = null;

                                currentAccessIpAddr = ipAddress;
                                return(true);
                            }
                            catch
                            {
                            }
                        }
                        return(false);
                    }, TestConfig.FailoverTimeout, "Retry to ping to server until succeed within timeout span");
                }
                else
                {
                    currentAccessIpAddr = null;

                    IPAddress[] accessIpList = Dns.GetHostEntry(server).AddressList;
                    foreach (IPAddress ipAddress in accessIpList)
                    {
                        if (TestConfig.IsWindowsPlatform)
                        {
                            // When setting failover mode to StopNodeService for Windows, SMB2 servers on two nodes can still be accessed by the client.
                            // So the client needs to get the new node to access it after failover by comparing host name.
                            if (string.Compare(currentAccessNode, Dns.GetHostEntry(ipAddress).HostName, true) == 0)
                            {
                                continue;
                            }
                        }
                        Smb2FunctionalClient pingClient = new Smb2FunctionalClient(TestConfig.FailoverTimeout, TestConfig, BaseTestSite);

                        try
                        {
                            pingClient.ConnectToServerOverTCP(ipAddress);
                            pingClient.Disconnect();
                            pingClient = null;

                            currentAccessIpAddr = ipAddress;
                            break;
                        }
                        catch
                        {
                        }
                    }
                }
            }
            else if (witnessType == WitnessType.SwnWitness)
            {
                // Verifying for notification
                RESP_ASYNC_NOTIFY respNotify;
                do
                {
                    // Wait the notification
                    ret = swnClientForWitness.ExpectWitnessrAsyncNotify(callId, out respNotify);
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(
                        SwnErrorCode.ERROR_SUCCESS,
                        (SwnErrorCode)ret,
                        "ExpectWitnessrAsyncNotify returns with result code = 0x{0:x8}", ret);
                    SWNTestUtility.PrintNotification(respNotify);

                    RESOURCE_CHANGE[] resourceChangeList;
                    SwnUtility.ParseResourceChange(respNotify, out resourceChangeList);
                    BaseTestSite.Assert.AreEqual <uint>(0x00000001, respNotify.NumberOfMessages, "Expect NumberOfMessages is set to 1.");

                    if (resourceChangeList[0].ChangeType == (uint)SwnResourceChangeType.RESOURCE_STATE_AVAILABLE)
                    {
                        // Verify RESP_ASYNC_NOTIFY, the resource is available
                        SWNTestUtility.VerifyResourceChange(respNotify, SwnResourceChangeType.RESOURCE_STATE_AVAILABLE);
                        break;
                    }

                    // Verify RESP_ASYNC_NOTIFY, the resource is unavailable
                    SWNTestUtility.VerifyResourceChange(respNotify, SwnResourceChangeType.RESOURCE_STATE_UNAVAILABLE);

                    callId = swnClientForWitness.WitnessrAsyncNotify(pContext);
                    BaseTestSite.Assert.AreNotEqual <uint>(0, callId, "WitnessrAsyncNotify returns callId = {0}", callId);
                } while (true);

                ret = swnClientForWitness.WitnessrUnRegister(pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(
                    SwnErrorCode.ERROR_SUCCESS,
                    (SwnErrorCode)ret,
                    "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);
                pContext = IntPtr.Zero;
                swnClientForWitness.SwnUnbind(TestConfig.Timeout);

                if (fsType == FileServerType.ScaleOutFileServer)
                {
                    // For scale-out file server case, retrieve and use another access IP for connection
                    currentAccessIpAddr =
                        (registerInterface.Flags & (uint)SwnNodeFlagsValue.IPv4) != 0 ? new IPAddress(registerInterface.IPV4) : SWNTestUtility.ConvertIPV6(registerInterface.IPV6);
                }
            }
            #endregion

            #region Read content and close the file
            DoUntilSucceed(() => ReadContentAfterFailover(server, currentAccessIpAddr, uncSharePath, file, content, clientGuid, createGuid),
                           TestConfig.FailoverTimeout,
                           "After failover, retry Read content until succeed within timeout span.");
            #endregion
        }
Esempio n. 3
0
        private void SWNRegister(SwnRegisterType registerType, SwnVersion expectedVersion)
        {
            WITNESS_INTERFACE_INFO registerInterface;
            IntPtr pDuplicateContext = IntPtr.Zero;

            swnClientForInterface = new SwnClient();
            swnClientForWitness   = new SwnClient();
            string server = TestConfig.ClusteredFileServerName;

            IPAddress currentAccessIpAddr = SWNTestUtility.GetCurrentAccessIP(server);

            #region Get SWN witness interface list
            BaseTestSite.Log.Add(LogEntryKind.TestStep, "Get SWN witness interface list.");

            DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForInterface, currentAccessIpAddr,
                                                           TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                           TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout, server), TestConfig.FailoverTimeout,
                           "Retry BindServer until succeed within timeout span");

            int ret;
            WITNESS_INTERFACE_LIST interfaceList = new WITNESS_INTERFACE_LIST();

            DoUntilSucceed(() =>
            {
                ret = swnClientForInterface.WitnessrGetInterfaceList(out interfaceList);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrGetInterfaceList returns with result code = 0x{0:x8}", ret);
                return(SWNTestUtility.VerifyInterfaceList(interfaceList, TestConfig.Platform));
            }, TestConfig.FailoverTimeout, "Retry to call WitnessrGetInterfaceList until succeed within timeout span");

            swnClientForInterface.SwnUnbind(TestConfig.Timeout);
            swnClientForInterface = null;

            SWNTestUtility.GetRegisterInterface(interfaceList, out registerInterface);

            SWNTestUtility.CheckVersion(expectedVersion, (SwnVersion)registerInterface.Version);
            #endregion

            #region Register SWN witness
            BaseTestSite.Log.Add(LogEntryKind.TestStep, "Register SWN witness with {0}.", registerType.ToString());

            DoUntilSucceed(() => SWNTestUtility.BindServer(swnClientForWitness,
                                                           (registerInterface.Flags & (uint)SwnNodeFlagsValue.IPv4) != 0 ? new IPAddress(registerInterface.IPV4) : SWNTestUtility.ConvertIPV6(registerInterface.IPV6),
                                                           TestConfig.DomainName, TestConfig.UserName, TestConfig.UserPassword, TestConfig.DefaultSecurityPackage,
                                                           TestConfig.DefaultRpceAuthenticationLevel, TestConfig.Timeout), TestConfig.FailoverTimeout,
                           "Retry BindServer until succeed within timeout span");

            SwnVersion registerVersion;
            if (SwnVersion.SWN_VERSION_2 == expectedVersion)
            {
                registerVersion = (registerType == SwnRegisterType.InvalidVersion ? SwnVersion.SWN_VERSION_1 : SwnVersion.SWN_VERSION_2);
            }
            else
            {
                registerVersion = (registerType == SwnRegisterType.InvalidVersion ? SwnVersion.SWN_VERSION_2 : SwnVersion.SWN_VERSION_1);
            }
            string registerNetName =
                (registerType == SwnRegisterType.InvalidNetName ? "XXXXInvalid.contoso.comXXXX" : SWNTestUtility.GetPrincipleName(TestConfig.DomainName, server));
            string accessIpAddr =
                (registerType == SwnRegisterType.InvalidIpAddress ? "255.255.255.255" : currentAccessIpAddr.ToString());
            string registerClientName = Guid.NewGuid().ToString();
            string shareName          =
                (registerType == SwnRegisterType.InvalidShareName ? "XXXXInvalidShareNameXXXX" : TestConfig.ClusteredFileShare);
            uint keepAliveTimout =
                (registerType == SwnRegisterType.KeepAliveTimeout ? (uint)10 : (uint)120);

            BaseTestSite.Log.Add(LogEntryKind.Debug, "Register witness:");
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tVersion: {0:x8}", (uint)registerVersion);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tNetName: {0}", registerNetName);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tShareName: {0}", shareName);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tIpAddress: {0}", accessIpAddr);
            BaseTestSite.Log.Add(LogEntryKind.Debug, "\tClientName: {0}", registerClientName);
            if (SwnVersion.SWN_VERSION_2 == expectedVersion)
            {
                ret = swnClientForWitness.WitnessrRegisterEx(registerVersion,
                                                             registerNetName,
                                                             shareName,
                                                             accessIpAddr,
                                                             registerClientName,
                                                             WitnessrRegisterExFlagsValue.WITNESS_REGISTER_NONE,
                                                             keepAliveTimout,
                                                             out pContext);
            }
            else
            {
                ret = swnClientForWitness.WitnessrRegister(registerVersion,
                                                           registerNetName,
                                                           accessIpAddr,
                                                           registerClientName,
                                                           out pContext);
            }

            BaseTestSite.Log.Add(LogEntryKind.TestStep, "Verify server response for WitnessrRegister request.");

            // TDI to be filed, original fix for TDI 66777 and 69401 is not accurate, need clarify in new TDI
            // Windows server won't fail the request if the target resource being monitored is ScaleOut FS share when request containst invalid IP address or invalid share name
            // TODO: Test case should have ability to choose different server, otherwise we do not need such condition
            bool isScaleOutFsShare = ShareContainsSofs(server, Smb2Utility.GetUncPath(server, TestConfig.ClusteredFileShare));

            if (registerType == SwnRegisterType.InvalidNetName)
            {
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_INVALID_PARAMETER, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
            }
            else if (registerType == SwnRegisterType.InvalidVersion)
            {
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_REVISION_MISMATCH, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
            }
            else if (registerType == SwnRegisterType.InvalidIpAddress)
            {
                if (!isScaleOutFsShare)
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
                }
                else
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_INVALID_STATE, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
                }
            }
            else if (registerType == SwnRegisterType.InvalidShareName)
            {
                if (!isScaleOutFsShare)
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
                }
                else
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_INVALID_STATE, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
                }
            }
            else
            {
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrRegister returns with result code = 0x{0:x8}", ret);
            }

            if (registerType == SwnRegisterType.InvalidUnRegister)
            {
                ret = swnClientForWitness.WitnessrUnRegister(pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);

                ret = swnClientForWitness.WitnessrUnRegister(pContext);
                if (TestConfig.Platform == Platform.WindowsServer2012)
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_NOT_FOUND, (SwnErrorCode)ret, "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);
                }
                else
                {
                    BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_INVALID_PARAMETER, (SwnErrorCode)ret, "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);
                }
                pContext = IntPtr.Zero;
                swnClientForWitness.SwnUnbind(TestConfig.Timeout);
            }

            if (registerType == SwnRegisterType.InvalidRequest)
            {
                ret = swnClientForWitness.WitnessrUnRegister(pContext);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_SUCCESS, (SwnErrorCode)ret, "WitnessrUnRegister returns with result code = 0x{0:x8}", ret);

                uint callId;
                callId = swnClientForWitness.WitnessrAsyncNotify(pContext);
                BaseTestSite.Assert.AreNotEqual <uint>(0, callId, "WitnessrAsyncNotify returns callId = {0}", callId);

                RESP_ASYNC_NOTIFY respNotify;
                ret = swnClientForWitness.ExpectWitnessrAsyncNotify(callId, out respNotify);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_NOT_FOUND, (SwnErrorCode)ret, "ExpectWitnessrAsyncNotify returns with result code = 0x{0:x8}", ret);

                pContext = IntPtr.Zero;
                swnClientForWitness.SwnUnbind(TestConfig.Timeout);
            }

            if (registerType == SwnRegisterType.KeepAliveTimeout)
            {
                uint callId;
                callId = swnClientForWitness.WitnessrAsyncNotify(pContext);
                BaseTestSite.Assert.AreNotEqual <uint>(0, callId, "WitnessrAsyncNotify returns callId = {0}", callId);

                RESP_ASYNC_NOTIFY respNotify;
                ret = swnClientForWitness.ExpectWitnessrAsyncNotify(callId, out respNotify);
                BaseTestSite.Assert.AreEqual <SwnErrorCode>(SwnErrorCode.ERROR_TIMEOUT, (SwnErrorCode)ret, "ExpectWitnessrAsyncNotify returns with result code = 0x{0:x8}", ret);

                pContext = IntPtr.Zero;
                swnClientForWitness.SwnUnbind(TestConfig.Timeout);
            }
            #endregion

            #region Cleanup
            pContext = IntPtr.Zero;
            swnClientForWitness.SwnUnbind(TestConfig.Timeout);
            swnClientForWitness = null;
            #endregion
        }