private async Task WriteToStorageAsync()
{
if (Interlocked.CompareExchange(ref _writeLockInt, 1, 0) != 0)
{
try
{
bool isFirstLoop = true;
while ((isFirstLoop && _queue.Count > 0) ||
_queue.Count > MAX_QUEUE_LENGTH)
{
var stream = new MemoryStream();
object?telemetry;
while (stream.Length < MAX_BUFFER_SIZE &&
_queue.TryDequeue(out telemetry))
{
if (telemetry == null)
{
throw new NullReferenceException("Logged telemetry can't be null");
}
await JsonSerializer.SerializeAsync(stream, telemetry, _serializerOptions);
stream.WriteByte((byte)'\n');
}
stream.Position = 0;
if (_blobName == null)
{
_blobName = CreateBlobName();
await _storageFacade.CreateAppendBlobAsync(_blobName);
}
await _storageFacade.AppendBlobAsync(_blobName, stream);
++_blocks;
if (_blocks == MAX_BLOCKS)
{
_blobName = null;
}
isFirstLoop = false;
}
}
finally
{
_writeLockInt = 0;
}
}
}
