public NetInterface(NetworkInterface adapterIn)
{
// set up the adapter
adapter = adapterIn;
stats = adapter.GetIPv4Statistics();
// set up the logging
logPath = Path.Combine("logs", Path.Combine(adapter.Description, adapter.GetPhysicalAddress().ToString(), adapter.Id));
logHandler = new LogHandler(logPath);
loadDataInstant(DateTime.UtcNow.Ticks);
// set up the data tracking
dataTransferStart = currentTicks();
bytesInSession = stats.BytesReceived;
bytesOutSession = stats.BytesSent;
properties = adapter.GetIPProperties();
//Console.WriteLine(adapter.Name + " " + adapter.Description + " " + adapter.OperationalStatus);
Tracker = new Tracker(logHandler);
}
public DataTransferTracker(long minutes, LogHandler logHandler)
{
if (minutes < 1)
{
throw new System.ArgumentOutOfRangeException("The number of minutes ago the track starts cannot be less than 1");
}
minutesIntoPast = minutes;
// find the data transfer over the period
setStartInstantValues(logHandler);
DataTransferInstant currentInstant = logHandler.getDataInstant(DateTime.UtcNow.Ticks);
bytesIn = currentInstant.bytesIn - startInstant.bytesIn;
bytesOut = currentInstant.bytesOut - startInstant.bytesOut;
// initialise the seconds
second = 0;
for (byte s = 0; s < 60; s++)
seconds[s] = new DataTransferLump(0, 0);
}
/// <summary>
/// Loads the values regarding the start instant for the tracker
/// </summary>
/// <param name="logHandler"></param>
private void setStartInstantValues(LogHandler logHandler)
{
startInstant = logHandler.getDataInstant(ticksAtStartPoint());
// try looking slightly after a minute ahead to account for any delays in saving
minuteAfterStartInstant = logHandler.getDataInstant(ticksAtStartPoint() + (long)(TimeSpan.TicksPerMinute * 0.98));
// work out how many bytes change should be made each second so there's no sudden jump when the minute changes
long inDiff = minuteAfterStartInstant.bytesIn - startInstant.bytesIn;
long outDiff = minuteAfterStartInstant.bytesOut - startInstant.bytesOut;
if (inDiff < 0)
{
inDiff = -inDiff;
}
if (outDiff < 0)
{
outDiff = -outDiff;
}
bytesStartPerSecond.bytesIn = inDiff / 60;
bytesStartPerSecond.bytesOut = outDiff / 60;
bytesStartLeftover.bytesIn = inDiff - bytesStartPerSecond.bytesIn * 60;
bytesStartLeftover.bytesOut = outDiff - bytesStartPerSecond.bytesOut * 60;
}
/// <summary>
/// Make some additional changes to the tracker every minute
/// </summary>
private void updateMinute(LogHandler logHandler)
{
// remove any leftover bytes
bytesIn -= bytesStartLeftover.bytesIn;
bytesOut -= bytesStartLeftover.bytesOut;
// update the start point
setStartInstantValues(logHandler);
}
/// <summary>
/// Update the tracker every second
/// </summary>
/// <param name="period"></param>
/// <param name="logHandler"></param>
public void updateSecond(DataTransferPeriod period, LogHandler logHandler)
{
if (second == 60)
{
second = 0;
updateMinute(logHandler);
}
bytesIn -= bytesStartPerSecond.bytesIn;
bytesOut -= bytesStartPerSecond.bytesOut;
seconds[second].set(period.getBytesIn(), period.getBytesOut());
bytesIn += seconds[second].bytesIn;
bytesOut += seconds[second].bytesOut;
// restarting seems to fix any odd numbers that are being shown
if (bytesIn < 0 || bytesOut < 0)
{
/*
String text = "Restarted from DTT at: " + DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToLongTimeString() + Environment.NewLine +
" Bytes: In: " + bytesIn + " Out: " + bytesOut + Environment.NewLine +
" Per Second: In: " + bytesStartPerSecond.bytesIn + " Out: " + bytesStartPerSecond.bytesOut + Environment.NewLine +
" Leftover: In: " + bytesStartLeftover.bytesIn + " Out: " + bytesStartLeftover.bytesOut + Environment.NewLine;
File.AppendAllText(Path.Combine("restart-log.txt"), text + Environment.NewLine);
Program.restarting = true;
if (!Program.restarting)
{
Application.Restart();
}
*/
bytesIn = 0;
bytesOut = 0;
}
second++;
}