Beispiel #1
0
        /// <summary>
        /// Creates response which includes information about the server given to restore (default data location, db names with backupsets)
        /// </summary>
        public RestoreConfigInfoResponse CreateConfigInfoResponse(RestoreConfigInfoRequestParams restoreConfigInfoRequest)
        {
            RestoreConfigInfoResponse     response          = new RestoreConfigInfoResponse();
            RestoreDatabaseTaskDataObject restoreTaskObject = null;

            try
            {
                restoreTaskObject = CreateRestoreForNewSession(restoreConfigInfoRequest.OwnerUri);
                if (restoreTaskObject != null)
                {
                    // Default Data folder path in the target server
                    response.ConfigInfo.Add(RestoreOptionsHelper.DataFileFolder, restoreTaskObject.DefaultDataFileFolder);
                    // Default log folder path in the target server
                    response.ConfigInfo.Add(RestoreOptionsHelper.LogFileFolder, restoreTaskObject.DefaultLogFileFolder);
                    // The db names with backup set
                    response.ConfigInfo.Add(RestoreOptionsHelper.SourceDatabaseNamesWithBackupSets, restoreTaskObject.GetDatabaseNamesWithBackupSets());
                    // Default backup folder path in the target server
                    response.ConfigInfo.Add(RestoreOptionsHelper.DefaultBackupFolder, restoreTaskObject.DefaultBackupFolder);
                }
            }
            catch (Exception ex)
            {
                Logger.Write(LogLevel.Warning, $"Failed to create restore config info. error: { ex.Message}");
                response.ErrorMessage = ex.Message;
            }
            finally
            {
                ServerConnection serverConnection = restoreTaskObject?.Server?.ConnectionContext;
                if (serverConnection != null && serverConnection.IsOpen)
                {
                    restoreTaskObject.Server.ConnectionContext.Disconnect();
                }
            }
            return(response);
        }
        /// <summary>
        /// Async task to cancel restore
        /// </summary>
        public async Task <TaskResult> CancelTaskAsync(SqlTask sqlTask)
        {
            RestoreDatabaseTaskDataObject restoreDataObject = sqlTask.TaskMetadata.Data as RestoreDatabaseTaskDataObject;
            TaskResult taskResult = null;


            if (restoreDataObject != null && restoreDataObject.IsValid)
            {
                // Create a task for backup cancellation request
                return(await Task.Factory.StartNew(() =>
                {
                    foreach (Restore restore in restoreDataObject.RestorePlan.RestoreOperations)
                    {
                        restore.Abort();
                    }


                    return new TaskResult
                    {
                        TaskStatus = SqlTaskStatus.Canceled
                    };
                }));
            }
            else
            {
                taskResult            = new TaskResult();
                taskResult.TaskStatus = SqlTaskStatus.Failed;
            }

            return(taskResult);
        }
        private RestoreDatabaseTaskDataObject CreateRestoreForNewSession(string ownerUri, string targetDatabaseName = null)
        {
            ConnectionInfo connInfo;

            DisasterRecoveryService.ConnectionServiceInstance.TryFindConnection(
                ownerUri,
                out connInfo);

            if (connInfo != null)
            {
                SqlConnection         connection;
                DbConnection          dbConnection          = connInfo.AllConnections.First();
                ReliableSqlConnection reliableSqlConnection = dbConnection as ReliableSqlConnection;
                SqlConnection         sqlConnection         = dbConnection as SqlConnection;
                if (reliableSqlConnection != null)
                {
                    connection = reliableSqlConnection.GetUnderlyingConnection();
                }
                else if (sqlConnection != null)
                {
                    connection = sqlConnection;
                }
                else
                {
                    Logger.Write(LogLevel.Warning, "Cannot find any sql connection for restore operation");
                    return(null);
                }
                Server server = new Server(new ServerConnection(connection));

                RestoreDatabaseTaskDataObject restoreDataObject = new RestoreDatabaseTaskDataObject(server, targetDatabaseName);
                return(restoreDataObject);
            }
            return(null);
        }
 /// <summary>
 /// Returns true if the restoring the restoreDataObject is supported in the service
 /// </summary>
 private static bool CanRestore(RestoreDatabaseTaskDataObject restoreDataObject)
 {
     if (restoreDataObject != null)
     {
         var backupTypes = restoreDataObject.GetBackupSetInfo();
         return(backupTypes.Any(x => x.BackupType.StartsWith(RestoreConstants.TypeFull)));
     }
     return(false);
 }
        /// <summary>
        /// Create a backup task for execution and cancellation
        /// </summary>
        /// <param name="sqlTask"></param>
        /// <returns></returns>
        internal async Task <TaskResult> RestoreTaskAsync(SqlTask sqlTask)
        {
            sqlTask.AddMessage(SR.Task_InProgress, SqlTaskStatus.InProgress, true);
            RestoreDatabaseTaskDataObject restoreDataObject = sqlTask.TaskMetadata.Data as RestoreDatabaseTaskDataObject;
            TaskResult taskResult = null;

            if (restoreDataObject != null)
            {
                // Create a task to perform backup
                return(await Task.Factory.StartNew(() =>
                {
                    TaskResult result = new TaskResult();
                    try
                    {
                        if (restoreDataObject.IsValid)
                        {
                            ExecuteRestore(restoreDataObject);
                            result.TaskStatus = SqlTaskStatus.Succeeded;
                        }
                        else
                        {
                            result.TaskStatus = SqlTaskStatus.Failed;
                            if (restoreDataObject.ActiveException != null)
                            {
                                result.ErrorMessage = restoreDataObject.ActiveException.Message;
                            }
                            else
                            {
                                result.ErrorMessage = SR.RestoreNotSupported;
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        result.TaskStatus = SqlTaskStatus.Failed;
                        result.ErrorMessage = ex.Message;
                        if (ex.InnerException != null)
                        {
                            result.ErrorMessage += Environment.NewLine + ex.InnerException.Message;
                        }
                        if (restoreDataObject != null && restoreDataObject.ActiveException != null)
                        {
                            result.ErrorMessage += Environment.NewLine + restoreDataObject.ActiveException.Message;
                        }
                    }
                    return result;
                }));
            }
            else
            {
                taskResult            = new TaskResult();
                taskResult.TaskStatus = SqlTaskStatus.Failed;
            }

            return(taskResult);
        }
        /// <summary>
        /// Executes the restore operation
        /// </summary>
        /// <param name="requestParam"></param>
        public void ExecuteRestore(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            UpdateRestorePlan(restoreDataObject);

            if (restoreDataObject != null && CanRestore(restoreDataObject))
            {
                restoreDataObject.RestorePlan.Execute();
            }
            else
            {
                throw new InvalidOperationException(SR.RestoreNotSupported);
            }
        }
        /// <summary>
        /// Creates anew restore task object to do the restore operations
        /// </summary>
        /// <param name="restoreParams">Restore request parameters</param>
        /// <returns>Restore task object</returns>
        public RestoreDatabaseTaskDataObject CreateRestoreDatabaseTaskDataObject(RestoreParams restoreParams)
        {
            RestoreDatabaseTaskDataObject restoreTaskObject = null;
            string sessionId = string.IsNullOrWhiteSpace(restoreParams.SessionId) ? Guid.NewGuid().ToString() : restoreParams.SessionId;

            if (!sessions.TryGetValue(sessionId, out restoreTaskObject))
            {
                restoreTaskObject = CreateRestoreForNewSession(restoreParams.OwnerUri, restoreParams.TargetDatabaseName);
                sessions.AddOrUpdate(sessionId, restoreTaskObject, (key, old) => restoreTaskObject);
            }
            restoreTaskObject.SessionId     = sessionId;
            restoreTaskObject.RestoreParams = restoreParams;

            return(restoreTaskObject);
        }
        private RestoreDatabaseTaskDataObject CreateRestoreForNewSession(string ownerUri, string targetDatabaseName = null)
        {
            ConnectionInfo connInfo;

            DisasterRecoveryService.ConnectionServiceInstance.TryFindConnection(
                ownerUri,
                out connInfo);

            if (connInfo != null)
            {
                Server server = new Server(ConnectionService.OpenServerConnection(connInfo, "Restore"));

                RestoreDatabaseTaskDataObject restoreDataObject = new RestoreDatabaseTaskDataObject(server, targetDatabaseName);
                return(restoreDataObject);
            }
            return(null);
        }
        /// <summary>
        /// Creates response which includes information about the server given to restore (default data location, db names with backupsets)
        /// </summary>
        public RestoreConfigInfoResponse CreateConfigInfoResponse(RestoreConfigInfoRequestParams restoreConfigInfoRequest)
        {
            RestoreConfigInfoResponse     response          = new RestoreConfigInfoResponse();
            RestoreDatabaseTaskDataObject restoreTaskObject = CreateRestoreForNewSession(restoreConfigInfoRequest.OwnerUri);

            if (restoreTaskObject != null)
            {
                // Default Data folder path in the target server
                response.ConfigInfo.Add(RestoreOptionsHelper.DataFileFolder, restoreTaskObject.DefaultDataFileFolder);
                // Default log folder path in the target server
                response.ConfigInfo.Add(RestoreOptionsHelper.LogFileFolder, restoreTaskObject.DefaultLogFileFolder);
                // The db names with backup set
                response.ConfigInfo.Add(RestoreOptionsHelper.SourceDatabaseNamesWithBackupSets, restoreTaskObject.GetDatabaseNamesWithBackupSets());
            }

            return(response);
        }
Beispiel #10
0
        /// <summary>
        /// Cancels existing restore plan
        /// </summary>
        public bool CancelRestorePlan(RestoreParams restoreParams)
        {
            RestoreDatabaseTaskDataObject restoreTaskObject = null;
            string sessionId = restoreParams.SessionId;

            if (!string.IsNullOrEmpty(sessionId) && sessions.TryGetValue(sessionId, out restoreTaskObject))
            {
                ServerConnection connection = restoreTaskObject?.Server?.ConnectionContext;
                if (connection != null && connection.IsOpen)
                {
                    connection.Disconnect();
                }
                sessions.TryRemove(sessionId, out restoreTaskObject);
                return(true);
            }
            return(false);
        }
        /// <summary>
        /// Create a restore data object that includes the plan to do the restore operation
        /// </summary>
        /// <param name="requestParam"></param>
        /// <returns></returns>
        private void UpdateRestorePlan(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            if (!string.IsNullOrEmpty(restoreDataObject.RestoreParams.BackupFilePaths))
            {
                restoreDataObject.AddFiles(restoreDataObject.RestoreParams.BackupFilePaths);
            }
            restoreDataObject.RestorePlanner.ReadHeaderFromMedia = !string.IsNullOrEmpty(restoreDataObject.RestoreParams.BackupFilePaths);

            if (string.IsNullOrWhiteSpace(restoreDataObject.RestoreParams.SourceDatabaseName))
            {
                restoreDataObject.RestorePlanner.DatabaseName = restoreDataObject.DefaultDbName;
            }
            else
            {
                restoreDataObject.RestorePlanner.DatabaseName = restoreDataObject.RestoreParams.SourceDatabaseName;
            }
            restoreDataObject.TargetDatabase = restoreDataObject.RestoreParams.TargetDatabaseName;

            restoreDataObject.RestoreOptions.KeepReplication   = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.KeepReplication);
            restoreDataObject.RestoreOptions.ReplaceDatabase   = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.ReplaceDatabase);
            restoreDataObject.RestoreOptions.SetRestrictedUser = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.SetRestrictedUser);
            string recoveryState = restoreDataObject.RestoreParams.GetOptionValue <string>(RestoreOptionsHelper.RecoveryState);
            object databaseRecoveryState;

            if (Enum.TryParse(typeof(DatabaseRecoveryState), recoveryState, out databaseRecoveryState))
            {
                restoreDataObject.RestoreOptions.RecoveryState = (DatabaseRecoveryState)databaseRecoveryState;
            }
            bool isTailLogBackupPossible = restoreDataObject.IsTailLogBackupPossible(restoreDataObject.RestorePlanner.DatabaseName);

            if (isTailLogBackupPossible)
            {
                restoreDataObject.RestorePlanner.BackupTailLog = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.BackupTailLog);
                restoreDataObject.TailLogBackupFile            = restoreDataObject.RestoreParams.GetOptionValue <string>(RestoreOptionsHelper.TailLogBackupFile);
                restoreDataObject.TailLogWithNoRecovery        = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.TailLogWithNoRecovery);
            }
            else
            {
                restoreDataObject.RestorePlanner.BackupTailLog = false;
            }

            restoreDataObject.CloseExistingConnections = restoreDataObject.RestoreParams.GetOptionValue <bool>(RestoreOptionsHelper.CloseExistingConnections);

            restoreDataObject.UpdateRestorePlan(restoreDataObject.RestoreParams.RelocateDbFiles);
        }
        /// <summary>
        /// Create a restore data object that includes the plan to do the restore operation
        /// </summary>
        /// <param name="requestParam"></param>
        /// <returns></returns>
        private void UpdateRestorePlan(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            if (!string.IsNullOrEmpty(restoreDataObject.RestoreParams.BackupFilePath))
            {
                restoreDataObject.AddFile(restoreDataObject.RestoreParams.BackupFilePath);
            }
            restoreDataObject.RestorePlanner.ReadHeaderFromMedia = !string.IsNullOrEmpty(restoreDataObject.RestoreParams.BackupFilePath);

            restoreDataObject.RestorePlanner.DatabaseName = restoreDataObject.DefaultDbName;
            restoreDataObject.TargetDatabase = restoreDataObject.RestoreParams.DatabaseName;
            //TODO: used for other types of restore

            /*bool isTailLogBackupPossible = restoreDataObject.RestorePlanner.IsTailLogBackupPossible(restoreDataObject.RestorePlanner.DatabaseName);
             * restoreDataObject.RestorePlanner.BackupTailLog = isTailLogBackupPossible;
             * restoreDataObject.TailLogBackupFile = restoreDataObject.Util.GetDefaultTailLogbackupFile(dbName);
             * restoreDataObject.RestorePlanner.TailLogBackupFile = restoreDataObject.TailLogBackupFile;
             */

            restoreDataObject.UpdateRestorePlan(restoreDataObject.RestoreParams.RelocateDbFiles);
        }
        /// <summary>
        /// Creates anew restore task object to do the restore operations
        /// </summary>
        /// <param name="restoreParams">Restore request parameters</param>
        /// <returns>Restore task object</returns>
        public RestoreDatabaseTaskDataObject CreateRestoreDatabaseTaskDataObject(RestoreParams restoreParams)
        {
            RestoreDatabaseTaskDataObject restoreTaskObject = null;

            if (!string.IsNullOrWhiteSpace(restoreParams.SessionId))
            {
                this.restoreSessions.TryGetValue(restoreParams.SessionId, out restoreTaskObject);
            }

            if (restoreTaskObject == null)
            {
                restoreTaskObject = CreateRestoreForNewSession(restoreParams);
                string sessionId = string.IsNullOrWhiteSpace(restoreParams.SessionId) ? Guid.NewGuid().ToString() : restoreParams.SessionId;
                this.restoreSessions.AddOrUpdate(sessionId, restoreTaskObject, (key, oldSession) => restoreTaskObject);
                restoreTaskObject.SessionId = sessionId;
            }
            else
            {
                restoreTaskObject.RestoreParams = restoreParams;
            }
            return(restoreTaskObject);
        }
        /// <summary>
        /// Executes the restore operation
        /// </summary>
        /// <param name="requestParam"></param>
        public void ExecuteRestore(RestoreDatabaseTaskDataObject restoreDataObject, SqlTask sqlTask = null)
        {
            // Restore Plan should be already created and updated at this point
            UpdateRestorePlan(restoreDataObject);

            if (restoreDataObject != null && CanRestore(restoreDataObject))
            {
                try
                {
                    restoreDataObject.SqlTask = sqlTask;
                    restoreDataObject.Execute();
                    RestoreDatabaseTaskDataObject cachedRestoreDataObject;
                    this.restoreSessions.TryRemove(restoreDataObject.SessionId, out cachedRestoreDataObject);
                }
                catch (Exception ex)
                {
                    throw ex;
                }
            }
            else
            {
                throw new InvalidOperationException(SR.RestoreNotSupported);
            }
        }
Beispiel #15
0
 private bool CanChangeTargetDatabase(RestoreDatabaseTaskDataObject restoreDataObject)
 {
     return(DatabaseUtils.IsSystemDatabaseConnection(restoreDataObject.Server.ConnectionContext.DatabaseName));
 }
Beispiel #16
0
 /// <summary>
 /// Returns true if the restoring the restoreDataObject is supported in the service
 /// </summary>
 private static bool CanRestore(RestoreDatabaseTaskDataObject restoreDataObject)
 {
     return(restoreDataObject != null && restoreDataObject.RestorePlan != null && restoreDataObject.RestorePlan.RestoreOperations != null &&
            restoreDataObject.RestorePlan.RestoreOperations.Count > 0);
 }
        /// <summary>
        /// Creates a restore plan, The result includes the information about the backup set,
        /// the files and the database to restore to
        /// </summary>
        /// <param name="requestParam">Restore request</param>s
        /// <returns>Restore plan</returns>
        public RestorePlanResponse CreateRestorePlanResponse(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            RestorePlanResponse response = new RestorePlanResponse()
            {
                DatabaseName = restoreDataObject.RestoreParams.DatabaseName
            };

            try
            {
                if (restoreDataObject != null && restoreDataObject.IsValid)
                {
                    UpdateRestorePlan(restoreDataObject);

                    if (restoreDataObject != null && restoreDataObject.IsValid)
                    {
                        response.DatabaseName = restoreDataObject.TargetDatabase;
                        response.DbFiles      = restoreDataObject.DbFiles.Select(x => new RestoreDatabaseFileInfo
                        {
                            FileType          = x.DbFileType,
                            LogicalFileName   = x.LogicalName,
                            OriginalFileName  = x.PhysicalName,
                            RestoreAsFileName = x.PhysicalNameRelocate
                        });
                        response.CanRestore = CanRestore(restoreDataObject);

                        if (!response.CanRestore)
                        {
                            response.ErrorMessage = SR.RestoreNotSupported;
                        }

                        response.RelocateFilesNeeded = !restoreDataObject.DbFilesLocationAreValid();
                        response.DefaultDataFolder   = restoreDataObject.DefaultDataFileFolder;
                        response.DefaultLogFolder    = restoreDataObject.DefaultLogFileFolder;
                    }
                    else
                    {
                        if (restoreDataObject.ActiveException != null)
                        {
                            response.ErrorMessage = restoreDataObject.ActiveException.Message;
                        }
                        else
                        {
                            response.ErrorMessage = SR.RestorePlanFailed;
                        }
                        response.CanRestore = false;
                    }
                }
                else
                {
                    response.ErrorMessage = SR.RestorePlanFailed;
                }
            }
            catch (Exception ex)
            {
                response.ErrorMessage = ex.Message;

                if (ex.InnerException != null)
                {
                    response.ErrorMessage += Environment.NewLine;
                    response.ErrorMessage += ex.InnerException.Message;
                }
            }
            return(response);
        }
Beispiel #18
0
        /// <summary>
        /// Creates a restore plan, The result includes the information about the backup set,
        /// the files and the database to restore to
        /// </summary>
        /// <param name="requestParam">Restore request</param>s
        /// <returns>Restore plan</returns>
        public RestorePlanResponse CreateRestorePlanResponse(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            RestorePlanResponse response = new RestorePlanResponse()
            {
                DatabaseName = restoreDataObject.RestoreParams.TargetDatabaseName,
                PlanDetails  = new System.Collections.Generic.Dictionary <string, RestorePlanDetailInfo>()
            };

            try
            {
                if (restoreDataObject != null && restoreDataObject.IsValid)
                {
                    restoreDataObject.UpdateRestoreTaskObject();

                    if (restoreDataObject != null && restoreDataObject.IsValid)
                    {
                        response.SessionId    = restoreDataObject.SessionId;
                        response.DatabaseName = restoreDataObject.TargetDatabaseName;

                        response.PlanDetails.Add(RestoreOptionsHelper.TargetDatabaseName,
                                                 RestoreOptionFactory.Instance.CreateAndValidate(RestoreOptionsHelper.TargetDatabaseName, restoreDataObject));
                        response.PlanDetails.Add(RestoreOptionsHelper.SourceDatabaseName,
                                                 RestoreOptionFactory.Instance.CreateAndValidate(RestoreOptionsHelper.SourceDatabaseName, restoreDataObject));

                        response.PlanDetails.Add(RestoreOptionsHelper.ReadHeaderFromMedia, RestorePlanDetailInfo.Create(
                                                     name: RestoreOptionsHelper.ReadHeaderFromMedia,
                                                     currentValue: restoreDataObject.RestorePlanner.ReadHeaderFromMedia));
                        response.DbFiles = restoreDataObject.DbFiles.Select(x => new RestoreDatabaseFileInfo
                        {
                            FileType          = x.DbFileType,
                            LogicalFileName   = x.LogicalName,
                            OriginalFileName  = x.PhysicalName,
                            RestoreAsFileName = x.PhysicalNameRelocate
                        });
                        response.CanRestore = CanRestore(restoreDataObject);

                        response.PlanDetails.Add(LastBackupTaken,
                                                 RestorePlanDetailInfo.Create(name: LastBackupTaken, currentValue: restoreDataObject.GetLastBackupTaken(), isReadOnly: true));

                        response.BackupSetsToRestore = restoreDataObject.GetSelectedBakupSets();
                        var dbNames = restoreDataObject.SourceDbNames;
                        response.DatabaseNamesFromBackupSets = dbNames == null ? new string[] { } : dbNames.ToArray();

                        RestoreOptionsHelper.AddOptions(response, restoreDataObject);
                    }
                    else
                    {
                        if (restoreDataObject.ActiveException != null)
                        {
                            response.ErrorMessage = restoreDataObject.ActiveException.Message;
                        }
                        else
                        {
                            response.ErrorMessage = SR.RestorePlanFailed;
                        }
                        response.CanRestore = false;
                    }
                }
                else
                {
                    response.ErrorMessage = SR.RestorePlanFailed;
                }
            }
            catch (Exception ex)
            {
                response.ErrorMessage = ex.Message;

                if (ex.InnerException != null)
                {
                    response.ErrorMessage += Environment.NewLine;
                    response.ErrorMessage += ex.InnerException.Message;
                }
                Logger.Write(LogLevel.Normal, $"Failed to create restore plan. error: { response.ErrorMessage}");
            }
            return(response);
        }
        /// <summary>
        /// Creates a restore plan, The result includes the information about the backup set,
        /// the files and the database to restore to
        /// </summary>
        /// <param name="requestParam">Restore request</param>s
        /// <returns>Restore plan</returns>
        public RestorePlanResponse CreateRestorePlanResponse(RestoreDatabaseTaskDataObject restoreDataObject)
        {
            RestorePlanResponse response = new RestorePlanResponse()
            {
                DatabaseName = restoreDataObject.RestoreParams.TargetDatabaseName,
                PlanDetails  = new System.Collections.Generic.Dictionary <string, object>()
            };

            try
            {
                if (restoreDataObject != null && restoreDataObject.IsValid)
                {
                    UpdateRestorePlan(restoreDataObject);

                    if (restoreDataObject != null && restoreDataObject.IsValid)
                    {
                        response.SessionId    = restoreDataObject.SessionId;
                        response.DatabaseName = restoreDataObject.TargetDatabase;
                        response.DbFiles      = restoreDataObject.DbFiles.Select(x => new RestoreDatabaseFileInfo
                        {
                            FileType          = x.DbFileType,
                            LogicalFileName   = x.LogicalName,
                            OriginalFileName  = x.PhysicalName,
                            RestoreAsFileName = x.PhysicalNameRelocate
                        });
                        response.CanRestore = CanRestore(restoreDataObject);

                        if (!response.CanRestore)
                        {
                            response.ErrorMessage = SR.RestoreNotSupported;
                        }

                        response.PlanDetails.Add(LastBackupTaken, restoreDataObject.GetLastBackupTaken());

                        response.BackupSetsToRestore = restoreDataObject.GetSelectedBakupSets();
                        var dbNames = restoreDataObject.GetSourceDbNames();
                        response.DatabaseNamesFromBackupSets = dbNames == null ? new string[] { } : dbNames.ToArray();

                        // Adding the default values for some of the options in the plan details
                        bool isTailLogBackupPossible = restoreDataObject.IsTailLogBackupPossible(restoreDataObject.RestorePlanner.DatabaseName);
                        // Default backup tail-log. It's true when tail-log backup is possible for the source database
                        response.PlanDetails.Add(RestoreOptionsHelper.DefaultBackupTailLog, isTailLogBackupPossible);
                        // Default backup file for tail-log bacup when  Tail-Log bachup is set to true
                        response.PlanDetails.Add(RestoreOptionsHelper.DefaultTailLogBackupFile,
                                                 restoreDataObject.Util.GetDefaultTailLogbackupFile(restoreDataObject.RestorePlan.DatabaseName));
                        // Default stand by file path for when RESTORE WITH STANDBY is selected
                        response.PlanDetails.Add(RestoreOptionsHelper.DefaultStandbyFile, restoreDataObject.Util.GetDefaultStandbyFile(restoreDataObject.RestorePlan.DatabaseName));
                        // Default Data folder path in the target server
                        response.PlanDetails.Add(RestoreOptionsHelper.DefaultDataFileFolder, restoreDataObject.DefaultDataFileFolder);
                        // Default log folder path in the target server
                        response.PlanDetails.Add(RestoreOptionsHelper.DefaultLogFileFolder, restoreDataObject.DefaultLogFileFolder);
                    }
                    else
                    {
                        if (restoreDataObject.ActiveException != null)
                        {
                            response.ErrorMessage = restoreDataObject.ActiveException.Message;
                        }
                        else
                        {
                            response.ErrorMessage = SR.RestorePlanFailed;
                        }
                        response.CanRestore = false;
                    }
                }
                else
                {
                    response.ErrorMessage = SR.RestorePlanFailed;
                }
            }
            catch (Exception ex)
            {
                response.ErrorMessage = ex.Message;

                if (ex.InnerException != null)
                {
                    response.ErrorMessage += Environment.NewLine;
                    response.ErrorMessage += ex.InnerException.Message;
                }
            }
            return(response);
        }