private static List<Object> GenerateNetworkTrainingData()
{
int type;
String time;
String dayOfWeek;
String length;
String ipAddress;
var dataPoints = new List<Object>();
int UsIpStart = 1056964608;
int UsIpEnd = 1274120959;
int intIp;
DateTime date;
Random rand = new Random();
for (int i = 0; i < 10000; i++)
{
//Generate a type either 0 or 1
type = rand.Next(2);
//Generate a random day and fill in our strings
date = RandomDateTimeEightToFive(rand);
time = date.TimeOfDay.ToString();
dayOfWeek = date.DayOfWeek.ToString();
//generate a length of the packet between 100 and 2000
length = rand.Next(100, 2000).ToString();
//Get a random ip that falls in the us range
intIp = rand.Next(UsIpStart, UsIpEnd + 1);
ipAddress = "" + IntToByte(intIp, 3).ToString() + "." + IntToByte(intIp, 2).ToString() + "." + IntToByte(intIp, 1).ToString() + "." + IntToByte(intIp, 0).ToString();
NetworkDataPoint dataPoint = new NetworkDataPoint(type, time, dayOfWeek, length, ipAddress);
dataPoints.Add(dataPoint.AsDataObject());
}
return dataPoints;
}
/// <summary>
/// Prints the time and length of each received packet
/// </summary>
private static void device_OnPacketArrival(object sender, CaptureEventArgs e)
{
// print out periodic statistics about this device
var Now = DateTime.Now; // cache 'DateTime.Now' for minor reduction in cpu overhead
var interval = Now - LastStatisticsOutput;
var time = e.Packet.Timeval.Date;
var len = e.Packet.Data.Length;
var packet = PacketDotNet.Packet.ParsePacket(e.Packet.LinkLayerType, e.Packet.Data);
var ethernetPacket = (PacketDotNet.EthernetPacket)packet;
var timeString = time.Hour.ToString() + ":" + time.Minute.ToString() + ":" + time.Second.ToString();
if (interval > LastStatisticsInterval)
{
//NetworkDataPoint ndp = new NetworkDataPoint(timeString, time.DayOfWeek.ToString(), len.ToString(), ethernetPacket.SourceHwAddress.ToString());
if (packet.PayloadPacket.GetType() == typeof(PacketDotNet.IPv4Packet))
{
PacketDotNet.IPv4Packet ipPacket = (PacketDotNet.IPv4Packet)packet.PayloadPacket;
String source = ipPacket.SourceAddress.ToString();
String destination = ipPacket.DestinationAddress.ToString();
if(!IsPrivateOrMulticast(source) && IsPrivateOrMulticast(destination))
{
NetworkDataPoint ndp = new NetworkDataPoint(NetworkDataPoint.INCOMING, timeString, time.DayOfWeek.ToString(), len.ToString(), source);
controller.addDataPoint(container, ndp);
}
else if(IsPrivateOrMulticast(source) && !IsPrivateOrMulticast(destination))
{
NetworkDataPoint ndp = new NetworkDataPoint(NetworkDataPoint.OUTGOING, timeString, time.DayOfWeek.ToString(), len.ToString(), destination);
controller.addDataPoint(container, ndp);
}
Console.WriteLine("Source: {0} Destination: {1} Length: {2}", ipPacket.SourceAddress, ipPacket.DestinationAddress, len);
}
LastStatisticsOutput = Now;
}
// lock QueueLock to prevent multiple threads accessing PacketQueue at
// the same time
lock (QueueLock)
{
PacketQueue.Add(e.Packet);
}
}