public void CleanupReportRequests(IReportRequestEntryService reportRequestService)
{
_logger.Debug("Executing cleanup of report requests queue.");
var allEntriesForRegionAndMerchant = reportRequestService.GetAll().Where(rrc => IsMatchForRegionAndMerchantId(rrc));
var entriesToDelete = new List <EntryToDelete>();
void DeleteUniqueEntries(IEnumerable <EntryToDelete> entries)
{
foreach (var entryToDelete in entries)
{
if (!reportRequestService.GetAll().Any(rrc => rrc.Id == entryToDelete.Entry.Id))
{
continue;
}
reportRequestService.Delete(entryToDelete.Entry);
reportRequestService.SaveChanges();
_logger.Warn($"Report request entry {entryToDelete.Entry.EntryIdentityDescription} deleted from queue. {entryToDelete.ReportRequestEntryDeleteReason.ToString()} exceeded");
}
}
entriesToDelete.AddRange(allEntriesForRegionAndMerchant.Where(IsRequestRetryCountExceeded)
.Select(e => new EntryToDelete {
Entry = e, ReportRequestEntryDeleteReason = ReportRequestFailureReasonType.ReportRequestMaxRetryCountExceeded
}));
entriesToDelete.AddRange(allEntriesForRegionAndMerchant.Where(IsDownloadRetryCountExceeded)
.Select(e => new EntryToDelete {
Entry = e, ReportRequestEntryDeleteReason = ReportRequestFailureReasonType.ReportDownloadMaxRetryCountExceeded
}));
entriesToDelete.AddRange(allEntriesForRegionAndMerchant.Where(IsProcessingRetryCountExceeded)
.Select(e => new EntryToDelete {
Entry = e, ReportRequestEntryDeleteReason = ReportRequestFailureReasonType.ReportProcessingMaxRetryCountExceeded
}));
entriesToDelete.AddRange(allEntriesForRegionAndMerchant.Where(IsExpirationPeriodExceeded)
.Select(e => new EntryToDelete {
Entry = e, ReportRequestEntryDeleteReason = ReportRequestFailureReasonType.ReportRequestEntryExpirationPeriodExceeded
}));
entriesToDelete.AddRange(allEntriesForRegionAndMerchant.Where(IsCallbackInvocationRetryCountExceeded)
.Select(e => new EntryToDelete {
Entry = e, ReportRequestEntryDeleteReason = ReportRequestFailureReasonType.InvokeCallbackMaxRetryCountExceeded
}));
foreach (var entryToDelete in entriesToDelete)
{
OnReportEntryWasMarkedForDelete(new ReportRequestFailedEventArgs(
entryToDelete.ReportRequestEntryDeleteReason,
entryToDelete.Entry.AmazonRegion,
entryToDelete.Entry.LastAmazonRequestDate,
entryToDelete.Entry.LastAmazonReportProcessingStatus,
entryToDelete.Entry.RequestReportId,
entryToDelete.Entry.GeneratedReportId,
entryToDelete.Entry.GetPropertiesContainer(),
entryToDelete.Entry.TargetHandlerId,
entryToDelete.Entry.TargetHandlerArgs,
entryToDelete.Entry.ReportType));
}
DeleteUniqueEntries(entriesToDelete.Distinct());
}
private void PublishEventsForPreviouslyDownloadedReports(IReportRequestEntryService reportRequestService)
{
var reportsReadyForCallback = reportRequestService.GetAllFromQueueOfReportsReadyForCallback(_merchantId, _region);
foreach (var reportEntry in reportsReadyForCallback)
{
try
{
var reportType = reportEntry.ReportType;
var handledId = reportEntry.TargetHandlerId;
var handlerArgs = (reportEntry.TargetHandlerArgs == null) ? null : new ReadOnlyDictionary <string, object>(JsonConvert.DeserializeObject <Dictionary <string, object> >(reportEntry.TargetHandlerArgs));
if (reportEntry.Details == null && reportEntry.LastAmazonReportProcessingStatus == AmazonReportProcessingStatus.DoneNoData && !_options.EventPublishingOptions.EventPublishingForReportStatusDoneNoData)
{
_logger.Debug($"An attempt will not be made to publish event ReportDownloaded for the following report in queue : {reportEntry.EntryIdentityDescription}, because AmazonProcessingStatus for this report is _DONE_NO_DATA_ but EventPublishingForReportStatusDoneNoData EasyMwsOption is FALSE.");
}
else if (reportEntry.Details == null && reportEntry.LastAmazonReportProcessingStatus == AmazonReportProcessingStatus.DoneNoData && _options.EventPublishingOptions.EventPublishingForReportStatusDoneNoData)
{
_logger.Warn($"Attempting to publish event ReportDownloaded for the following report in queue : {reportEntry.EntryIdentityDescription}, but the AmazonProcessingStatus for this report is _DONE_NO_DATA_ therefore the Stream argument will be null at invocation time.");
var eventArgs = new ReportDownloadedEventArgs(null, reportType, handledId, handlerArgs);
OnReportDownloaded(eventArgs);
}
else
{
_logger.Debug($"Attempting to publish event ReportDownloaded for the next downloaded report in queue : {reportEntry.EntryIdentityDescription}.");
var reportContent = ZipHelper.ExtractArchivedSingleFileToStream(reportEntry.Details?.ReportContent);
var eventArgs = new ReportDownloadedEventArgs(reportContent, reportType, handledId, handlerArgs);
OnReportDownloaded(eventArgs);
}
reportRequestService.Delete(reportEntry);
_logger.Info($"Event publishing has succeeded for {reportEntry.EntryIdentityDescription}.");
}
catch (SqlException e)
{
_logger.Error($"ReportDownloaded event publishing failed for {reportEntry.EntryIdentityDescription} due to an internal error '{e.Message}'. The event publishing will be retried at the next poll request", e);
reportRequestService.Unlock(reportEntry, "Unlocking single report request entry - an SQL exception occurred while trying to invoke callback.");
reportRequestService.Update(reportEntry);
}
catch (Exception e)
{
_logger.Error($"ReportDownloaded event publishing failed for {reportEntry.EntryIdentityDescription}. Current retry count is :{reportEntry.InvokeCallbackRetryCount}. {e.Message}", e);
reportEntry.InvokeCallbackRetryCount++;
reportRequestService.Unlock(reportEntry, "Unlocking single report request entry - an exception occurred while trying to invoke callback.");
reportRequestService.Update(reportEntry);
}
}
reportRequestService.SaveChanges();
}
public void RequestReportFromAmazon(IReportRequestEntryService reportRequestService, ReportRequestEntry reportRequestEntry)
{
var missingInformationExceptionMessage = "Cannot request report from amazon due to missing report request information";
if (reportRequestEntry?.ReportRequestData == null)
{
throw new ArgumentNullException($"{missingInformationExceptionMessage}: Report request data is missing");
}
if (string.IsNullOrEmpty(reportRequestEntry?.ReportType))
{
throw new ArgumentException($"{missingInformationExceptionMessage}: Report Type is missing");
}
var reportRequestData = reportRequestEntry.GetPropertiesContainer();
_logger.Debug($"Attempting to request the next report in queue from Amazon: {reportRequestEntry.EntryIdentityDescription}.");
var reportRequest = new RequestReportRequest
{
Merchant = reportRequestEntry.MerchantId,
ReportType = reportRequestEntry.ReportType,
};
if (!string.IsNullOrEmpty(_mWSAuthToken))
{
reportRequest.MWSAuthToken = _mWSAuthToken;
}
if (reportRequestData.MarketplaceIdList != null)
{
reportRequest.MarketplaceIdList = new IdList {
Id = reportRequestData.MarketplaceIdList.ToList()
}
}
;
if (reportRequestData.StartDate.HasValue)
{
reportRequest.StartDate = reportRequestData.StartDate.Value;
}
if (reportRequestData.EndDate.HasValue)
{
reportRequest.EndDate = reportRequestData.EndDate.Value;
}
if (!string.IsNullOrEmpty(reportRequestData.ReportOptions))
{
reportRequest.ReportOptions = reportRequestData.ReportOptions;
}
try
{
reportRequestService.Unlock(reportRequestEntry, "Unlocking single report request entry - attempt to request report from amazon has been completed.");
reportRequestService.Update(reportRequestEntry);
var reportResponse = _marketplaceWebServiceClient.RequestReport(reportRequest);
reportRequestEntry.LastAmazonRequestDate = DateTime.UtcNow;
reportRequestEntry.RequestReportId = reportResponse?.RequestReportResult?.ReportRequestInfo?.ReportRequestId;
var requestId = reportResponse?.ResponseHeaderMetadata?.RequestId ?? "unknown";
var timestamp = reportResponse?.ResponseHeaderMetadata?.Timestamp ?? "unknown";
if (string.IsNullOrEmpty(reportRequestEntry.RequestReportId))
{
reportRequestEntry.ReportRequestRetryCount++;
_logger.Warn($"RequestReport did not generate a ReportRequestId for {reportRequestEntry.EntryIdentityDescription}. Report request will be retried. ReportRequestRetryCount is now : {reportRequestEntry.ReportRequestRetryCount}.",
new RequestInfo(timestamp, requestId));
}
else
{
reportRequestEntry.ReportRequestRetryCount = 0;
_logger.Info($"AmazonMWS RequestReport succeeded for {reportRequestEntry.EntryIdentityDescription}. ReportRequestId:'{reportRequestEntry.RequestReportId}'.",
new RequestInfo(timestamp, requestId));
}
}
catch (MarketplaceWebServiceException e) when(e.StatusCode == HttpStatusCode.BadRequest && IsAmazonErrorCodeFatal(e.ErrorCode))
{
reportRequestService.Delete(reportRequestEntry);
_logger.Error($"AmazonMWS RequestReport failed for {reportRequestEntry.EntryIdentityDescription}. The entry will now be removed from queue", e);
}
catch (MarketplaceWebServiceException e) when(IsAmazonErrorCodeNonFatal(e.ErrorCode))
{
reportRequestEntry.ReportRequestRetryCount++;
reportRequestEntry.LastAmazonRequestDate = DateTime.UtcNow;
_logger.Warn($"AmazonMWS RequestReport failed for {reportRequestEntry.EntryIdentityDescription}. Report request will be retried. ReportRequestRetryCount is now : {reportRequestEntry.ReportRequestRetryCount}.", e);
}
catch (Exception e)
{
reportRequestEntry.ReportRequestRetryCount++;
reportRequestEntry.LastAmazonRequestDate = DateTime.UtcNow;
_logger.Warn($"AmazonMWS RequestReport failed for {reportRequestEntry.EntryIdentityDescription}. Report request will be retried. ReportRequestRetryCount is now : {reportRequestEntry.ReportRequestRetryCount}.", e);
}
finally
{
reportRequestService.SaveChanges();
}
}