private async Task ProcessFile(IIgnite client, FileInfo fileInfo, FastPcapFileReaderDevice device)
{
device.Open();
var frameKeyProvider = new FrameKeyProvider();
var cache = CacheFactory.GetOrCreateFrameCache(client, FrameCacheName ?? fileInfo.Name);
RawCapture rawCapture = null;
var frameIndex = 0;
var currentChunkBytes = 0;
var currentChunkNumber = 0;
while ((rawCapture = device.GetNextPacket()) != null)
{
currentChunkBytes += rawCapture.Data.Length + 4 * sizeof(int);
var frame = new FrameData
{
LinkLayer = (LinkLayerType)rawCapture.LinkLayerType,
Timestamp = rawCapture.Timeval.ToUnixTimeMilliseconds(),
Data = rawCapture.Data
};
var frameKey = new FrameKey(frameIndex, frameKeyProvider.GetKeyHash(frame));
var storedFrame = await cache.GetAsync(frameKey);
if (storedFrame == null)
{
OnErrorFrame?.Invoke(this, fileInfo, frameIndex, null);
}
if (storedFrame != null && frame.Timestamp != storedFrame.Timestamp)
{
OnErrorFrame?.Invoke(this, fileInfo, frameIndex, storedFrame);
}
if (frameIndex % ChunkSize == ChunkSize - 1)
{
OnChunkLoaded?.Invoke(this, currentChunkNumber, currentChunkBytes);
OnChunkStored?.Invoke(this, currentChunkNumber, currentChunkBytes);
currentChunkNumber++;
currentChunkBytes = 0;
}
frameIndex++;
}
device.Close();
}
private void StoreChunk(FrameCache packetCache, KeyValuePair <FrameKey, FrameData>[] frameArray, int count, int currentChunkNumber, int currentChunkBytes)
{
packetCache.PutAll(frameArray.Take(count));
OnChunkStored?.Invoke(this, currentChunkNumber, currentChunkBytes);
}
