private void InitBuffer(LoggerOptions options)
{
DebuggingLogger?.Debug("InitBuffer");
messagesQueue = new BufferWithFifoEviction <string>(
options.MaxQueueSizeBytes,
new StringLengthCostAssigner(),
DebuggingLogger);
flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
messagesQueue,
sumoLogicMessageSender,
options.MaxFlushInterval,
options.MessagesPerRequest,
options.SourceName,
options.SourceCategory,
options.SourceHost,
DebuggingLogger);
flushBufferTimer = new Timer(
callback: _ => flushBufferTask.Run(), // No task await to avoid unhandled exception
state: null,
dueTime: TimeSpan.FromMilliseconds(0),
period: options.FlushingAccuracy);
DebuggingLogger?.Debug("InitBuffer::Completed");
}
/// <summary>
/// Initializes a new instance of the <see cref="SumoLogicSink"/> class.
/// </summary>
/// <param name="log">The log service.</param>
/// <param name="httpMessageHandler">HTTP message handler.</param>
/// <param name="connection">Connection configuration.</param>
/// <param name="source">Event source describer.</param>
/// <param name="formatter">Text formatter.</param>
public SumoLogicSink(
ILog log,
HttpMessageHandler httpMessageHandler,
SumoLogicConnection connection,
SumoLogicSource source,
ITextFormatter formatter)
{
if (connection is null)
{
throw new ArgumentNullException(nameof(connection));
}
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
_formatter = formatter ?? throw new ArgumentNullException(nameof(formatter));
_log = log ?? new DummyLog();
_messageSender = MessageSenderFactory.CreateMessageSender(_log, httpMessageHandler, connection);
_messageQueue = MessageQueueFactory.CreateMessageQueue(_log, connection);
SumoLogicMessageSenderBufferFlushingTask flushBufferTask = FlushBufferTaskFactory.CreateFlushBufferTask(
_log,
_messageSender,
_messageQueue,
connection,
source);
_flushBufferTimer = new Timer(
_ => flushBufferTask.Run(),
null,
TimeSpan.FromMilliseconds(0),
connection.FlushingAccuracy);
}
/// <summary>
/// Initialize the target based on the options set
/// </summary>
/// <remarks>
/// This is part of the nLog is called when the Configurations of the LogManager are set.
/// If any of the configuration properties are modified then you must set anew the Configuration of the LogManager.
/// </remarks>
protected override void InitializeTarget()
{
if (this.UseConsoleLog)
{
this.ActivateConsoleLog();
}
if (this.LogLog.IsDebugEnabled)
{
this.LogLog.Debug("Activating options");
}
// Initialize the messages queue
if (this.messagesQueue == null)
{
this.messagesQueue = new BufferWithFifoEviction <string>(this.MaxQueueSizeBytes, new StringLengthCostAssigner(), this.LogLog);
}
else
{
this.messagesQueue.Capacity = this.MaxQueueSizeBytes;
}
// Initialize the sender
if (this.SumoLogicMessageSender == null)
{
this.SumoLogicMessageSender = new SumoLogicMessageSender(this.HttpMessageHandler, this.LogLog);
}
this.SumoLogicMessageSender.RetryInterval = TimeSpan.FromMilliseconds(this.RetryInterval);
this.SumoLogicMessageSender.ConnectionTimeout = TimeSpan.FromMilliseconds(this.ConnectionTimeout);
this.SumoLogicMessageSender.Url = string.IsNullOrEmpty(this.Url) ? null : new Uri(this.Url);
// Initialize flusher
if (this.flushBufferTimer != null)
{
this.flushBufferTimer.Stop();
this.flushBufferTimer.Dispose();
}
// Ensure any existing buffer is flushed
if (this.flushBufferTask != null)
{
this.flushBufferTask.FlushAndSend();
}
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messagesQueue,
this.SumoLogicMessageSender,
TimeSpan.FromMilliseconds(this.MaxFlushInterval),
this.MessagesPerRequest,
this.SourceName,
this.LogLog);
this.flushBufferTimer = new Timer(TimeSpan.FromMilliseconds(this.FlushingAccuracy).TotalMilliseconds);
this.flushBufferTimer.Elapsed += (s, e) => this.flushBufferTask.Run();
this.flushBufferTimer.Start();
}
/// <summary>
/// Initialize the appender based on the options set
/// </summary>
/// <remarks>
/// This is part of the log4net.Core.IOptionHandler delayed object activation scheme. The ActivateOptions() method must be called
/// on this object after the configuration properties have been set. Until ActivateOptions() is called this object is in an undefined
/// state and must not be used. If any of the configuration properties are modified then ActivateOptions() must be called again.
/// </remarks>
public override void ActivateOptions()
{
if (this.UseConsoleLog)
{
this.ActivateConsoleLog();
}
if (this.LogLog.IsDebugEnabled)
{
this.LogLog.Debug("Activating options");
}
// Initialize the messages queue
if (this.messagesQueue == null)
{
this.messagesQueue = new BufferWithFifoEviction <string>(this.MaxQueueSizeBytes, new StringLengthCostAssigner(), this.LogLog);
}
else
{
this.messagesQueue.Capacity = this.MaxQueueSizeBytes;
}
// Initialize the sender
if (this.SumoLogicMessageSender == null)
{
this.SumoLogicMessageSender = new SumoLogicMessageSender(this.HttpMessageHandler, this.LogLog, "sumo-log4net-buffered-sender");
}
this.SumoLogicMessageSender.RetryInterval = TimeSpan.FromMilliseconds(this.RetryInterval);
this.SumoLogicMessageSender.ConnectionTimeout = TimeSpan.FromMilliseconds(this.ConnectionTimeout);
this.SumoLogicMessageSender.Url = string.IsNullOrEmpty(this.Url) ? null : new Uri(this.Url);
// Initialize flusher
if (this.flushBufferTimer != null)
{
this.flushBufferTimer.Dispose();
}
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messagesQueue,
this.SumoLogicMessageSender,
TimeSpan.FromMilliseconds(this.MaxFlushInterval),
this.MessagesPerRequest,
this.SourceName,
this.SourceCategory,
this.SourceHost,
this.LogLog);
// this.flushBufferTimer = new Timer(
// _ => flushBufferTask.Run(), // No task await to avoid unhandled exception
// null,
// TimeSpan.FromMilliseconds(0),
// TimeSpan.FromMilliseconds(this.FlushingAccuracy));
this.flushBufferWorker = Task.Factory.StartNew(FlushBufferAction, CancellationToken.None, TaskCreationOptions.LongRunning | TaskCreationOptions.DenyChildAttach, TaskScheduler.Default);
}
/// <summary>
/// Initialize the appender based on the options set
/// </summary>
/// <remarks>
/// This is part of the log4net.Core.IOptionHandler delayed object activation scheme. The ActivateOptions() method must be called
/// on this object after the configuration properties have been set. Until ActivateOptions() is called this object is in an undefined
/// state and must not be used. If any of the configuration properties are modified then ActivateOptions() must be called again.
/// </remarks>
public override void ActivateOptions()
{
if (this.UseConsoleLog)
{
this.ActivateConsoleLog();
}
if (this.LogLog.IsDebugEnabled)
{
this.LogLog.Debug("Activating options");
}
// Initialize the messages queue
if (this.messagesQueue == null)
{
this.messagesQueue = new BufferWithFifoEviction <string>(this.MaxQueueSizeBytes, new StringLengthCostAssigner(), this.LogLog);
}
else
{
this.messagesQueue.Capacity = this.MaxQueueSizeBytes;
}
// Initialize the sender
if (this.SumoLogicMessageSender == null)
{
this.SumoLogicMessageSender = new SumoLogicMessageSender(this.HttpMessageHandler, this.LogLog, "sumo-log4net-buffered-sender");
}
this.SumoLogicMessageSender.RetryInterval = TimeSpan.FromMilliseconds(this.RetryInterval);
this.SumoLogicMessageSender.ConnectionTimeout = TimeSpan.FromMilliseconds(this.ConnectionTimeout);
this.SumoLogicMessageSender.Url = string.IsNullOrEmpty(this.Url) ? null : new Uri(this.Url);
// Initialize flusher
if (this.flushBufferTimer != null)
{
this.flushBufferTimer.Dispose();
}
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messagesQueue,
this.SumoLogicMessageSender,
TimeSpan.FromMilliseconds(this.MaxFlushInterval),
this.MessagesPerRequest,
this.SourceName,
this.SourceCategory,
this.SourceHost,
this.LogLog);
this.flushBufferTimer = new Timer(
async _ => await flushBufferTask.Run().ConfigureAwait(false),
null,
TimeSpan.FromMilliseconds(0),
TimeSpan.FromMilliseconds(this.FlushingAccuracy));
}
/// <summary>
/// Initializes a new instance of the <see cref="BufferedSumoLogicSink"/> class.
/// </summary>
/// <param name="log">The log service.</param>
/// <param name="httpMessageHandler">HTTP message handler.</param>
/// <param name="connection">Connection configuration.</param>
/// <param name="source">Event source describer.</param>
/// <param name="formatter">Text formatter.</param>
public BufferedSumoLogicSink(
ILog log,
HttpMessageHandler httpMessageHandler,
SumoLogicConnection connection,
SumoLogicSource source,
ITextFormatter formatter)
{
if (connection is null)
{
throw new ArgumentNullException(nameof(connection));
}
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
this.formatter = formatter ?? throw new ArgumentNullException(nameof(formatter));
this.logService = log ?? new DummyLog();
this.messageSender = new SumoLogicMessageSender(httpMessageHandler, this.logService)
{
Url = connection.Uri,
ClientName = connection.ClientName,
ConnectionTimeout = connection.ConnectionTimeout,
RetryInterval = connection.RetryInterval,
};
this.messageQueue = new BufferWithFifoEviction <string>(
connection.MaxQueueSizeBytes,
new StringLengthCostAssigner(),
this.logService);
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messageQueue,
this.messageSender,
connection.MaxFlushInterval,
connection.MessagesPerRequest,
source.SourceName,
source.SourceCategory,
source.SourceHost,
this.logService);
this.flushBufferTimer = new Timer(
_ => flushBufferTask.Run(), // No task await to avoid unhandled exception
null,
TimeSpan.FromMilliseconds(0),
connection.FlushingAccuracy);
}
public void Dispose()
{
try
{
flushBufferTimer?.Dispose();
flushBufferTask?.FlushAndSend().GetAwaiter().GetResult();
}
catch (Exception ex)
{
DebuggingLogger?.Warn($"SumoLogicProvider disposed with error. {ex.GetType()}: {ex.Message}");
}
finally
{
flushBufferTimer = null;
flushBufferTask = null;
sumoLogicMessageSender?.Dispose();
}
}
/// <summary>
/// Initialize the target based on the options set
/// </summary>
/// <remarks>
/// This is part of the nLog is called when the Configurations of the LogManager are set.
/// If any of the configuration properties are modified then you must set anew the Configuration of the LogManager.
/// </remarks>
protected override void InitializeTarget()
{
if (this.UseConsoleLog)
{
this.ActivateConsoleLog();
}
if (this.LogLog.IsDebugEnabled)
{
this.LogLog.Debug("Activating options");
}
// Initialize the messages queue
if (this.messagesQueue == null)
{
this.messagesQueue = new BufferWithFifoEviction<string>(this.MaxQueueSizeBytes, new StringLengthCostAssigner(), this.LogLog);
}
else
{
this.messagesQueue.Capacity = this.MaxQueueSizeBytes;
}
// Initialize the sender
if (this.SumoLogicMessageSender == null)
{
this.SumoLogicMessageSender = new SumoLogicMessageSender(this.HttpMessageHandler, this.LogLog);
}
this.SumoLogicMessageSender.RetryInterval = TimeSpan.FromMilliseconds(this.RetryInterval);
this.SumoLogicMessageSender.ConnectionTimeout = TimeSpan.FromMilliseconds(this.ConnectionTimeout);
this.SumoLogicMessageSender.Url = string.IsNullOrEmpty(this.Url) ? null : new Uri(this.Url);
// Initialize flusher
if (this.flushBufferTimer != null)
{
this.flushBufferTimer.Stop();
this.flushBufferTimer.Dispose();
}
// Ensure any existing buffer is flushed
if (this.flushBufferTask != null)
{
this.flushBufferTask.FlushAndSend();
}
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messagesQueue,
this.SumoLogicMessageSender,
TimeSpan.FromMilliseconds(this.MaxFlushInterval),
this.MessagesPerRequest,
this.SourceName,
this.LogLog);
this.flushBufferTimer = new Timer(TimeSpan.FromMilliseconds(this.FlushingAccuracy).TotalMilliseconds);
this.flushBufferTimer.Elapsed += (s, e) => this.flushBufferTask.Run();
this.flushBufferTimer.Start();
}
/// <summary>
/// Initialize the target based on the options set
/// </summary>
/// <remarks>
/// This is part of the nLog is called when the Configurations of the LogManager are set.
/// If any of the configuration properties are modified then you must set anew the Configuration of the LogManager.
/// </remarks>
protected override void InitializeTarget()
{
if (this.UseConsoleLog)
{
this.ActivateConsoleLog();
}
if (this.LogLog.IsDebugEnabled)
{
this.LogLog.Debug("Activating options");
}
// Initialize the messages queue
if (this.messagesQueue == null)
{
this.messagesQueue = new BufferWithFifoEviction <string>(this.MaxQueueSizeBytes, new StringLengthCostAssigner(), this.LogLog);
}
else
{
this.messagesQueue.Capacity = this.MaxQueueSizeBytes;
}
// Initialize the sender
if (this.SumoLogicMessageSender == null)
{
this.SumoLogicMessageSender = new SumoLogicMessageSender(this.HttpMessageHandler, this.LogLog, "sumo-nlog-buffered-sender");
}
var url = _urlLayout?.Render(LogEventInfo.CreateNullEvent()) ?? string.Empty;
var sourceName = _sourceLayout?.Render(LogEventInfo.CreateNullEvent()) ?? string.Empty;
var sourceCategory = _categoryLayout?.Render(LogEventInfo.CreateNullEvent()) ?? string.Empty;
var sourceHost = _hostLayout?.Render(LogEventInfo.CreateNullEvent()) ?? string.Empty;
this.SumoLogicMessageSender.RetryInterval = TimeSpan.FromMilliseconds(this.RetryInterval);
this.SumoLogicMessageSender.ConnectionTimeout = TimeSpan.FromMilliseconds(this.ConnectionTimeout);
this.SumoLogicMessageSender.Url = string.IsNullOrEmpty(url) ? null : new Uri(url);
// Initialize flusher
if (this.flushBufferTimer != null)
{
this.flushBufferTimer.Dispose();
}
// Ensure any existing buffer is flushed
if (this.flushBufferTask != null)
{
// this is NOT present in the log4net code. one-time blocking operation.
try
{
this.flushBufferTask.FlushAndSend().GetAwaiter().GetResult();
}
catch (Exception ex)
{
this.LogLog.Warn($"Buffered target failed to flush pending logevents. {ex.GetType()}: {ex.Message}");
}
}
this.flushBufferTask = new SumoLogicMessageSenderBufferFlushingTask(
this.messagesQueue,
this.SumoLogicMessageSender,
TimeSpan.FromMilliseconds(this.MaxFlushInterval),
this.MessagesPerRequest,
sourceName,
sourceCategory,
sourceHost,
this.LogLog);
this.flushBufferTimer = new Timer(
_ => flushBufferTask.Run(), // No task await to avoid unhandled exception
null,
TimeSpan.FromMilliseconds(0),
TimeSpan.FromMilliseconds(this.FlushingAccuracy));
}
