private bool ShouldUpdateFilter(FileShareEtwCsvUploader.FileUploadSettings newSettings)
{
bool updateNeeded = false;
if (false == newSettings.Filter.Equals(this.fileUploadSettings.Filter, StringComparison.Ordinal))
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current ETW event filter: {0}, new ETW event filter: {1}.",
this.fileUploadSettings.Filter,
newSettings.Filter);
updateNeeded = true;
}
return(updateNeeded);
}
internal EtwCsvUploadWorker(EtwCsvUploadWorkerParameters param, FabricEvents.ExtensionsEvents traceSource)
{
// Initialization
Action onError = () =>
{
if (null != this.etlToCsvWriter)
{
this.etlToCsvWriter.Dispose();
}
};
this.logSourceId = param.UploaderInstanceId;
this.traceSource = traceSource;
this.fileUploadSettings = param.Settings;
this.etwCsvFolder = string.Empty;
this.initParam = param;
if (false == this.fileUploadSettings.DestinationIsLocalAppFolder)
{
// Append fabric node instance name to destination path, so that
// each node uploads to a different subfolder.
this.destinationPathForNode = Path.Combine(
this.fileUploadSettings.DestinationPath,
param.FabricNodeInstanceName);
}
else
{
this.destinationPathForNode = this.fileUploadSettings.DestinationPath;
}
// Create a sub-directory for ourselves under the log directory
this.etwCsvFolder = this.GetEtwCsvSubDirectory();
if (!string.IsNullOrWhiteSpace(this.etwCsvFolder))
{
// Create the helper object that writes events delivered from the ETL
// files into CSV files.
this.etlToCsvWriter = new EtlToCsvFileWriter(
new TraceEventSourceFactory(),
this.logSourceId,
param.FabricNodeId,
this.etwCsvFolder,
false,
param.DiskSpaceManager,
new EtlToCsvFileWriterConfigReader());
}
// Set the event filter
this.etlToCsvWriter.SetEtwEventFilter(
this.fileUploadSettings.Filter,
param.IsReadingFromApplicationManifest ? string.Empty : WinFabDefaultFilter.StringRepresentation,
param.IsReadingFromApplicationManifest ? string.Empty : WinFabSummaryFilter.StringRepresentation,
!param.IsReadingFromApplicationManifest);
// Create a sub-directory for the uploader under the log directory
if (!this.GetUploaderWorkSubDirectory())
{
onError();
throw new InvalidOperationException();
}
try
{
this.uploader = new FileShareUploader(
this.traceSource,
this.logSourceId,
param.IsReadingFromApplicationManifest,
this.etwCsvFolder,
this.destinationPathForNode,
this.fileUploadSettings.AccessInfo,
this.workFolder,
this.fileUploadSettings.UploadInterval,
this.fileUploadSettings.FileSyncInterval,
this.fileUploadSettings.FileDeletionAgeMinutes,
this.fileUploadSettings.DestinationIsLocalAppFolder,
param.FabricNodeId);
this.uploader.Start();
}
catch (Exception)
{
onError();
throw;
}
this.traceSource.WriteInfo(
this.logSourceId,
"Upload to file share is configured. Destination: {0}, Local trace Path: {1}.",
this.fileUploadSettings.DestinationPath,
this.etwCsvFolder);
}
private bool ShouldUpdateUploader(FileShareEtwCsvUploader.FileUploadSettings newSettings)
{
bool updateNeeded = false;
if (newSettings.AccessInfo.AccountType != this.fileUploadSettings.AccessInfo.AccountType)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current account type: {0}, new account type: {1}.",
this.fileUploadSettings.AccessInfo.AccountType,
newSettings.AccessInfo.AccountType);
updateNeeded = true;
}
else
{
if (this.fileUploadSettings.AccessInfo.AccountType != FileShareUploader.FileShareAccessAccountType.None)
{
if (false == newSettings.AccessInfo.UserName.Equals(
this.fileUploadSettings.AccessInfo.UserName,
StringComparison.OrdinalIgnoreCase))
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current user name: {0}, new user name: {1}.",
this.fileUploadSettings.AccessInfo.AccountType,
newSettings.AccessInfo.AccountType);
updateNeeded = true;
}
if ((null == newSettings.AccessInfo.AccountPassword) != (null == this.fileUploadSettings.AccessInfo.AccountPassword))
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Account password has changed.");
updateNeeded = true;
}
else if (null != newSettings.AccessInfo.AccountPassword)
{
if (false == newSettings.AccessInfo.AccountPassword.Equals(
this.fileUploadSettings.AccessInfo.AccountPassword,
StringComparison.OrdinalIgnoreCase))
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Account password has changed.");
updateNeeded = true;
}
if (newSettings.AccessInfo.AccountPasswordIsEncrypted != this.fileUploadSettings.AccessInfo.AccountPasswordIsEncrypted)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Account password has changed.");
updateNeeded = true;
}
}
}
}
if (newSettings.UploadInterval != this.fileUploadSettings.UploadInterval)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current upload interval (minutes): {0}, new upload interval (minutes): {1}.",
this.fileUploadSettings.UploadInterval,
newSettings.UploadInterval);
updateNeeded = true;
}
if (newSettings.FileSyncInterval != this.fileUploadSettings.FileSyncInterval)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current file sync interval (minutes): {0}, new file sync interval (minutes): {1}.",
this.fileUploadSettings.FileSyncInterval,
newSettings.FileSyncInterval);
updateNeeded = true;
}
if (newSettings.FileDeletionAgeMinutes != this.fileUploadSettings.FileDeletionAgeMinutes)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Settings change detected. Current file deletion age (minutes): {0}, new file deletion age (minutes): {1}.",
this.fileUploadSettings.FileDeletionAgeMinutes,
newSettings.FileDeletionAgeMinutes);
updateNeeded = true;
}
return(updateNeeded);
}
internal void UpdateSettings(FileShareEtwCsvUploader.FileUploadSettings newSettings)
{
bool updateFilter = this.ShouldUpdateFilter(newSettings);
bool updateUploader = this.ShouldUpdateUploader(newSettings);
if (updateFilter || updateUploader)
{
this.fileUploadSettings = newSettings;
}
if (updateFilter)
{
if (null != this.etlToCsvWriter)
{
// Update the filter
Debug.Assert(this.initParam.IsReadingFromApplicationManifest, "Event filter updates are not allowed for cluster level diagnostics.");
this.etlToCsvWriter.SetEtwEventFilter(
this.fileUploadSettings.Filter,
string.Empty,
string.Empty,
false);
this.traceSource.WriteInfo(
this.logSourceId,
"ETW event filter has been updated due to settings change. New ETW event filter: {0}.",
this.fileUploadSettings.Filter);
}
}
if (updateUploader)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Due to settings change, the uploader will be stopped and restarted.");
// Stop the uploader
if (null != this.uploader)
{
this.uploader.Dispose();
}
// Restart the upload with the new settings
try
{
this.uploader = new FileShareUploader(
this.traceSource,
this.logSourceId,
this.initParam.IsReadingFromApplicationManifest,
this.etwCsvFolder,
this.destinationPathForNode,
this.fileUploadSettings.AccessInfo,
this.workFolder,
this.fileUploadSettings.UploadInterval,
this.fileUploadSettings.FileSyncInterval,
this.fileUploadSettings.FileDeletionAgeMinutes,
this.fileUploadSettings.DestinationIsLocalAppFolder,
this.initParam.FabricNodeId);
this.uploader.Start();
}
catch (Exception)
{
this.uploader = null;
this.traceSource.WriteError(
this.logSourceId,
"Failed to restart uploader.");
}
}
}