private void DebugPrepareUDPTest()
{
var ipaddress = IPAddress.Parse("80.83.66.2");
var addrbytes = ipaddress.GetAddressBytes().Reverse().ToArray();
var addr = new Models.Int128();
if (addrbytes.Length == 4)
{
addr.Hi = 0;
addr.Low = BitConverter.ToUInt32(addrbytes, 0);
}
var addresstext = new BigMath.Int128(addr.Hi, addr.Low).ToString();
var addbytes2 = ASCIIEncoding.ASCII.GetBytes(addresstext);
var item = new Models.CacheIPRange()
{
Created = DateTime.UtcNow,
Identity = "identity1",
Proto_IpFrom = addbytes2,
Proto_IpTo = addbytes2,
PolicyId = 0
};
CacheLiveStorage.UdpCache = new System.Collections.Concurrent.ConcurrentDictionary <string, Models.CacheIPRange>();
CacheLiveStorage.UdpCache.AddOrUpdate("stationid1", item, (key, oldValue) => item);
}
private static void ProcessResult(byte[] receivedResult)
{
try
{
var receivedPacket = new FP.Radius.RadiusPacket(receivedResult);
if (receivedPacket.Valid)
{
var ipaddress = receivedPacket.Attributes.Where(t => t.Type == FP.Radius.RadiusAttributeType.FRAMED_IP_ADDRESS).First().Value;
var calledstationid = ASCIIEncoding.ASCII.GetString(receivedPacket.Attributes.Where(t => t.Type == FP.Radius.RadiusAttributeType.CALLED_STATION_ID).First().Data);
var addrbytes = IPAddress.Parse(ipaddress).GetAddressBytes();
var addr = new Models.Int128();
if (addrbytes.Length == 4)
{
addr.Hi = 0;
addr.Low = BitConverter.ToUInt32(addrbytes, 0);
}
else if (addrbytes.Length == 16)
{
addr.Hi = BitConverter.ToUInt64(addrbytes, 0);
addr.Low = BitConverter.ToUInt64(addrbytes, 8);
}
var addresstext = new BigMath.Int128(addr.Hi, addr.Low).ToString();
var addbytes2 = ASCIIEncoding.ASCII.GetBytes(addresstext);
var policyid = 0;
if (CacheLiveStorage.CoreCache.CustomLists != null)
{
var matchingCustomList = CacheLiveStorage.CoreCache.CustomLists.Where(t => string.Compare(t.Identity, calledstationid, StringComparison.OrdinalIgnoreCase) == 0).FirstOrDefault();
policyid = (matchingCustomList == null)
? 0
: matchingCustomList.PolicyId;
}
var item = new Models.CacheIPRange()
{
Created = DateTime.UtcNow,
Identity = calledstationid,
Proto_IpFrom = addbytes2,
Proto_IpTo = addbytes2,
PolicyId = policyid
};
CacheLiveStorage.UdpCache.AddOrUpdate(calledstationid, item, (key, oldValue) => item);
log.Info($"Processed {ipaddress} for {calledstationid}.");
}
else
{
log.Info("Unable to process UDP packet.");
}
}
catch (Exception ex)
{
log.Error(ex);
}
}
private static List <Models.CacheIPRange> LoadIPRanges()
{
var result = new List <Models.CacheIPRange>();
var csv = new CsvHelper.CsvReader(File.OpenText("ranges.csv"));
while (csv.Read())
{
var ipfrom = csv.GetField(0);
IPAddress ipaddrfrom;
if (!IPAddress.TryParse(ipfrom, out ipaddrfrom))
{
break;
}
var ipto = csv.GetField(1);
IPAddress ipaddrto;
if (!IPAddress.TryParse(ipfrom, out ipaddrto))
{
break;
}
var fromlist = ipaddrfrom.GetAddressBytes().ToList();
var tolist = ipaddrto.GetAddressBytes().ToList();
BigMath.Int128 outFrom;
BigMath.Int128 outTo;
if (fromlist.Count == 4)
{
outFrom = new BigMath.Int128(BitConverter.ToUInt32(fromlist.Take(4).ToArray(), 0));
outTo = new BigMath.Int128(BitConverter.ToUInt32(tolist.Take(4).ToArray(), 0));
}
else
{
outFrom = new BigMath.Int128(BitConverter.ToUInt64(tolist.Take(8).ToArray(), 0), BitConverter.ToUInt64(fromlist.Skip(8).Take(8).ToArray(), 0));
outTo = new BigMath.Int128(BitConverter.ToUInt64(tolist.Take(8).ToArray(), 0), BitConverter.ToUInt64(tolist.Take(8).ToArray(), 0));
}
var item = new Models.CacheIPRange
{
IpFrom = Kres.Man.Models.Int128.Convert(outFrom),
IpTo = Kres.Man.Models.Int128.Convert(outTo),
Identity = csv.GetField(2),
PolicyId = Convert.ToInt32(csv.GetField(3))
};
result.Add(item);
}
return(result);
}
