private async Task ProcessFile(IIgnite client, FileInfo fileInfo, FastPcapFileReaderDevice device)
{
device.Open();
var frameKeyProvider = new FrameKeyProvider();
var cache = CacheFactory.GetOrCreateFrameCache(client, FrameCacheName ?? fileInfo.Name);
using (var dataStreamer = client.GetDataStreamer <FrameKey, FrameData>(cache.Name))
{
var frameIndex = 0;
var frameArray = new KeyValuePair <FrameKey, FrameData> [ChunkSize];
var cacheStoreTask = Task.CompletedTask;
var currentChunkBytes = 0;
var currentChunkNumber = 0;
RawCapture rawCapture = null;
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));
frameArray[frameIndex % ChunkSize] = KeyValuePair.Create(frameKey, frame);
// Is CHUNK full?
if (frameIndex % ChunkSize == ChunkSize - 1)
{
OnChunkLoaded?.Invoke(this, currentChunkNumber, currentChunkBytes);
cacheStoreTask = cacheStoreTask.ContinueWith(CreateStoreAction(dataStreamer, frameArray, ChunkSize, currentChunkNumber, currentChunkBytes));
currentChunkNumber++;
currentChunkBytes = 0;
}
frameIndex++;
}
OnChunkLoaded?.Invoke(this, currentChunkNumber, currentChunkBytes);
cacheStoreTask = cacheStoreTask.ContinueWith(CreateStoreAction(dataStreamer, frameArray, frameIndex % ChunkSize, currentChunkNumber, currentChunkBytes));
await cacheStoreTask;
dataStreamer.Flush();
//dataStreamer.Close(false); // HACK: causes Exception in JVM.DLL
}
device.Close();
}
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();
}
