private CloudQueue GetQueue(LogEventLevel level, IReadOnlyDictionary <string, LogEventPropertyValue> properties)
{
if (!_separateQueuesByLogLevel)
{
return(_queue);
}
var logLevelSuffix = GetLogLevelSuffix(level, properties);
if (_queuesDictionary.TryGetValue(logLevelSuffix, out var queue))
{
return(queue);
}
var queueName = $"{_storageQueueName}-{logLevelSuffix}";
queue = _cloudQueueProvider.GetCloudQueue(
_storageAccount,
queueName,
_bypassQueueCreationValidation);
_queuesDictionary.TryAdd(logLevelSuffix, queue);
return(queue);
}
/// <summary>
/// Emit the provided log event to the sink.
/// </summary>
/// <param name="logEvent">The log event to write.</param>
public void Emit(LogEvent logEvent)
{
var queue = _cloudQueueProvider.GetCloudQueue(_storageAccount, _storageQueueName, _bypassQueueCreationValidation);
CloudQueueClient queueClient = _storageAccount.CreateCloudQueueClient();
CloudQueue storageQueueName = queueClient.GetQueueReference(_storageQueueName);
CloudQueueMessage message = new CloudQueueMessage(JsonConvert.SerializeObject(logEvent));
queue.AddMessageAsync(message)
.SyncContextSafeWait(_waitTimeoutMilliseconds);
}
/// <summary>
/// Emit the provided log event to the sink.
/// </summary>
/// <param name="logEvent">The log event to write.</param>
public void Emit(LogEvent logEvent)
{
TextWriter writer = new StringWriter();
_textFormatter.Format(logEvent, writer);
var output = writer.ToString();
var queue = _cloudQueueProvider.GetCloudQueue(_storageAccount, _storageQueueName, _bypassQueueCreationValidation);
CloudQueueClient queueClient = _storageAccount.CreateCloudQueueClient();
CloudQueue storageQueueName = queueClient.GetQueueReference(_storageQueueName);
CloudQueueMessage message = new CloudQueueMessage(output);
queue.AddMessageAsync(message)
.SyncContextSafeWait(_waitTimeoutMilliseconds);
}
/// <summary>
/// Construct a sink that saves logs to the specified storage account.
/// </summary>
/// <param name="storageAccount">The Cloud Storage Account containing the queue.</param>
/// <param name="textFormatter"></param>
/// <param name="storageQueueName">Queue name that messages will be written to.</param>
/// <param name="bypassQueueCreationValidation">Bypass the exception in case the queue creation fails.</param>
/// <param name="separateQueuesByLogLevel">Flag for several queues usage by log level</param>
/// <param name="cloudQueueProvider">Cloud queue provider to get current queue.</param>
public AzureQueueStorageSink(
CloudStorageAccount storageAccount,
ITextFormatter textFormatter,
string storageQueueName = null,
bool bypassQueueCreationValidation = false,
bool separateQueuesByLogLevel = false,
ICloudQueueProvider cloudQueueProvider = null)
{
_textFormatter = textFormatter;
_storageAccount = storageAccount;
_storageQueueName = storageQueueName;
_bypassQueueCreationValidation = bypassQueueCreationValidation;
_separateQueuesByLogLevel = separateQueuesByLogLevel;
_cloudQueueProvider = cloudQueueProvider ?? new DefaultCloudQueueProvider();
if (separateQueuesByLogLevel)
{
_queuesDictionary = new ConcurrentDictionary <string, CloudQueue>();
}
else
{
_queue = _cloudQueueProvider.GetCloudQueue(_storageAccount, _storageQueueName, _bypassQueueCreationValidation);
}
}