internal override async Task <HttpResponseMessage> RunAsync(TimeSpan timeout, CancellationToken cancellationToken)
        {
            string applicationNameUri;
            string serviceNameUri;
            string partitionId;
            var    fabricUri = await UtilityHelper.GetFabricUriFromRequstHeader(this._fabricRequestHeader, timeout, cancellationToken);

            FabricBackupResourceType fabricBackupResourceType = UtilityHelper.GetApplicationAndServicePartitionUri(fabricUri, out applicationNameUri, out serviceNameUri, out partitionId);
            var suspendStore = await SuspendStore.CreateOrGetSuspendStatusStore(this.StatefulService);

            var backupMappingList = await this.BackupMappingStore.GetAllProtectionForApplicationAndItsServiceAndPartition(applicationNameUri, timeout, cancellationToken);

            if (backupMappingList.Count == 0)
            {
                throw new FabricPeriodicBackupNotEnabledException();
            }

            WorkItem workItem = null;

            switch (fabricBackupResourceType)
            {
            case FabricBackupResourceType.ApplicationUri:
                workItem = new ResolveToPartitionWorkItem(FabricBackupResourceType.ApplicationUri, applicationNameUri, new WorkItemInfo {
                    WorkItemType = WorkItemPropogationType.SuspendPartition
                });
                break;

            case FabricBackupResourceType.ServiceUri:
                workItem = new ResolveToPartitionWorkItem(FabricBackupResourceType.ServiceUri, serviceNameUri, new WorkItemInfo {
                    WorkItemType = WorkItemPropogationType.SuspendPartition
                });
                break;

            case FabricBackupResourceType.PartitionUri:
                workItem = new SendToServiceNodeWorkItem(serviceNameUri, partitionId, new WorkItemInfo {
                    WorkItemType = WorkItemPropogationType.SuspendPartition
                });
                break;
            }

            if (fabricBackupResourceType == FabricBackupResourceType.Error || workItem == null)
            {
                throw new ArgumentException("Invalid argument");
            }

            using (var transaction = this.StatefulService.StateManager.CreateTransaction())
            {
                await suspendStore.AddOrUpdateAsync(fabricUri, fabricUri, (fabricUriKey, fabricUriValue) => fabricUriValue, timeout, cancellationToken, transaction);

                await this.WorkItemQueue.AddWorkItem(workItem, timeout, cancellationToken, transaction);

                await transaction.CommitAsync();
            }

            return(new HttpResponseMessage(HttpStatusCode.Accepted));
        }
        internal override async Task <HttpResponseMessage> RunAsync(TimeSpan timeout, CancellationToken cancellationToken)
        {
            WorkItem workItem           = null;
            string   applicationNameUri = null;
            string   serviceNameUri     = null;
            string   partitionId        = null;

            this.ThrowInvalidArgumentIfNull(this.backupMapping);

            var appOrServiceUri = await UtilityHelper.GetFabricUriFromRequstHeader(this.fabricRequestHeader, timeout, cancellationToken);

            BackupMappingModel backupMappingModel = BackupMappingModel.FromBackupMappingView(this.backupMapping, appOrServiceUri);

            FabricBackupResourceType fabricResourceType =
                UtilityHelper.GetApplicationAndServicePartitionUri(backupMappingModel.ApplicationOrServiceUri, out applicationNameUri, out serviceNameUri, out partitionId);
            bool isInputValid = false;

            string             key = backupMappingModel.ApplicationOrServiceUri;
            BackupMappingModel existingBackupMapping = await this.BackupMappingStore.GetValueAsync(key, timeout, cancellationToken);

            BackupPolicyModel backupPolicy = await this.BackupPolicyStore.GetValueAsync(backupMappingModel.BackupPolicyName, timeout, cancellationToken);

            if (backupPolicy == null)
            {
                throw new FabricException(StringResources.BackupPolicyDoesNotExist, FabricErrorCode.BackupPolicyDoesNotExist);
            }
            WorkItemPropogationType workItemPropogationType = existingBackupMapping == null? WorkItemPropogationType.Enable :
                                                              WorkItemPropogationType.UpdateProtection;
            WorkItemInfo workItemInfo = new WorkItemInfo
            {
                WorkItemType           = workItemPropogationType,
                ProctectionGuid        = backupMappingModel.ProtectionId,
                BackupPolicyUpdateGuid = backupPolicy.UniqueId
            };

            switch (fabricResourceType)
            {
            case FabricBackupResourceType.ApplicationUri:
                isInputValid = await FabricClientHelper.ValidateApplicationUri(applicationNameUri, timeout, cancellationToken);

                workItem = new ResolveToPartitionWorkItem(fabricResourceType, backupMappingModel.ApplicationOrServiceUri, workItemInfo);
                break;

            case FabricBackupResourceType.ServiceUri:
                isInputValid = await FabricClientHelper.ValidateServiceUri(serviceNameUri, timeout, cancellationToken);

                workItem = new ResolveToPartitionWorkItem(fabricResourceType, backupMappingModel.ApplicationOrServiceUri, workItemInfo);
                break;

            case FabricBackupResourceType.PartitionUri:
                isInputValid = await FabricClientHelper.ValidateServiceUri(serviceNameUri, timeout, cancellationToken);

                if (isInputValid)
                {
                    isInputValid = await FabricClientHelper.ValidatePartition(serviceNameUri, partitionId, timeout, cancellationToken);

                    workItem = new SendToServiceNodeWorkItem(serviceNameUri, partitionId, workItemInfo);
                }

                break;

            case FabricBackupResourceType.Error:
                throw new ArgumentException("Invalid argument");
            }

            if (!isInputValid)
            {
                throw new ArgumentException("Invalid Arguments for Application / Service / Partitions Details.");
            }

            using (var transaction = this.StatefulService.StateManager.CreateTransaction())
            {
                await
                this.BackupMappingStore.AddOrUpdateAsync(key, backupMappingModel,
                                                         (key1, BackupMappingModel1) => backupMappingModel, timeout, cancellationToken);

                await this.WorkItemQueue.AddWorkItem(workItem, timeout, cancellationToken, transaction);

                BackupPolicyModel existingBackupPolicy = await this.BackupPolicyStore.GetValueWithUpdateLockModeAsync(backupMappingModel.BackupPolicyName, timeout,
                                                                                                                      cancellationToken, transaction);

                if (existingBackupMapping != null)
                {
                    BackupPolicyModel previousBackupPolicy = await this.BackupPolicyStore.GetValueWithUpdateLockModeAsync(existingBackupMapping.BackupPolicyName, timeout,
                                                                                                                          cancellationToken, transaction);

                    await this.BackupPolicyStore.RemoveProtectionEntity(previousBackupPolicy, key, timeout, cancellationToken, transaction);
                }
                await this.BackupPolicyStore.AddProtectionEntity(existingBackupPolicy, key, timeout, cancellationToken, transaction);

                cancellationToken.ThrowIfCancellationRequested();
                await transaction.CommitAsync();
            }
            return(new HttpResponseMessage(HttpStatusCode.Accepted));
        }
Пример #3
0
        internal override async Task <HttpResponseMessage> RunAsync(TimeSpan timeout, CancellationToken cancellationToken)
        {
            string applicationNameUri;
            string serviceNameUri;
            string partitionId;
            var    fabricUri = await UtilityHelper.GetFabricUriFromRequstHeader(this.fabricRequestHeader, timeout, cancellationToken);

            WorkItem workItem = null;
            FabricBackupResourceType fabricBackupResourceType =
                UtilityHelper.GetApplicationAndServicePartitionUri(fabricUri, out applicationNameUri, out serviceNameUri,
                                                                   out partitionId);

            bool isApplicationOrServiceExisting;

            switch (fabricBackupResourceType)
            {
            case FabricBackupResourceType.ApplicationUri:
                isApplicationOrServiceExisting =
                    await this.IsApplicationOrServiceExisting(fabricBackupResourceType, applicationNameUri, null, timeout, cancellationToken);

                if (isApplicationOrServiceExisting)
                {
                    workItem = new ResolveToPartitionWorkItem(FabricBackupResourceType.ApplicationUri,
                                                              applicationNameUri,
                                                              new WorkItemInfo
                    {
                        WorkItemType = WorkItemPropogationType.Disable,
                    });
                }

                break;

            case FabricBackupResourceType.ServiceUri:
                isApplicationOrServiceExisting =
                    await this.IsApplicationOrServiceExisting(fabricBackupResourceType, serviceNameUri, null, timeout, cancellationToken);

                if (isApplicationOrServiceExisting)
                {
                    workItem = new ResolveToPartitionWorkItem(FabricBackupResourceType.ServiceUri, serviceNameUri,
                                                              new WorkItemInfo
                    {
                        WorkItemType = WorkItemPropogationType.Disable,
                    });
                }

                break;

            case FabricBackupResourceType.PartitionUri:
                isApplicationOrServiceExisting =
                    await this.IsApplicationOrServiceExisting(fabricBackupResourceType, serviceNameUri, partitionId, timeout, cancellationToken);

                if (isApplicationOrServiceExisting)
                {
                    serviceNameUri =
                        await
                        FabricClientHelper.GetFabricServiceUriFromPartitionId(partitionId, timeout,
                                                                              cancellationToken);

                    workItem = new SendToServiceNodeWorkItem(serviceNameUri, partitionId,
                                                             new WorkItemInfo
                    {
                        WorkItemType = WorkItemPropogationType.Disable,
                    });
                }

                break;

            case FabricBackupResourceType.Error:
                throw new ArgumentException(StringResources.InvalidArguments);
            }

            if (workItem == null)
            {
                using (var transaction = this.StatefulService.StateManager.CreateTransaction())
                {
                    var backupMapping = await this.BackupMappingStore.GetValueWithUpdateLockModeAsync(fabricUri, timeout, cancellationToken, transaction);

                    if (backupMapping == null)
                    {
                        throw new FabricPeriodicBackupNotEnabledException();
                    }

                    var assignedBackupPolicy =
                        await this.BackupPolicyStore.GetValueWithUpdateLockModeAsync(backupMapping.BackupPolicyName, timeout,
                                                                                     cancellationToken, transaction);

                    await this.BackupMappingStore.DeleteValueAsync(fabricUri, timeout, cancellationToken, transaction);

                    await this.BackupPolicyStore.RemoveProtectionEntity(assignedBackupPolicy, fabricUri, timeout, cancellationToken, transaction);

                    await transaction.CommitAsync();
                }
            }
            else
            {
                RetentionManager retentionManager = await RetentionManager.CreateOrGetRetentionManager(this.StatefulService);

                using (var transaction = this.StatefulService.StateManager.CreateTransaction())
                {
                    var backupMapping = await this.BackupMappingStore.GetValueWithUpdateLockModeAsync(fabricUri, timeout, cancellationToken, transaction);

                    if (backupMapping == null)
                    {
                        throw new FabricPeriodicBackupNotEnabledException();
                    }

                    var assignedBackupPolicy = await this.BackupPolicyStore.GetValueWithUpdateLockModeAsync(backupMapping.BackupPolicyName, timeout,
                                                                                                            cancellationToken, transaction);

                    await this.BackupMappingStore.DeleteValueAsync(fabricUri, timeout, cancellationToken, transaction);

                    await this.BackupPolicyStore.RemoveProtectionEntity(assignedBackupPolicy, fabricUri, timeout, cancellationToken, transaction);

                    await this.WorkItemQueue.AddWorkItem(workItem, timeout, cancellationToken, transaction);

                    if (cleanBackups)
                    {
                        await retentionManager.DisablePolicyAsync(fabricUri, backupMapping, timeout, cancellationToken, transaction);
                    }
                    await transaction.CommitAsync();
                }
            }
            return(new HttpResponseMessage(HttpStatusCode.Accepted));
        }