public void SearchIPv4PrefixMap(IPv4PrefixMap map)
{
int threadCount = Math.Max(Environment.ProcessorCount - 1, 2);
int searchesPerThread = settings.Value.SearchCount / threadCount;
//TODO: Convert to PLINQ expression?
var sw = Stopwatch.StartNew();
var batches = Enumerable.Range(1, threadCount)
.Select(id => Task.Run(() => map.FindNetworks(id, GenerateRandomIPAddresses(searchesPerThread)).ToList()))
.ToArray();
Task.WaitAll(batches);
sw.Stop();
long searchTime = sw.ElapsedMilliseconds;
var totalResultCount = batches.Select(x => x.Result.Count).Sum();
var results = batches.SelectMany(x => x.Result.Take(5));
Console.WriteLine("Sample Search Results");
foreach (var x in results)
{
string block = $"{x.Prefix} ({(x.Prefix.HasFlag ? "Azure" : "Amazon")})";
string message = $" * [{x.Thread}] ip: {IPv4.ConvertToString(x.Address),-17} net: {block,-27} miss: {x.Counter,-5}";
Console.WriteLine(message);
}
Console.WriteLine();
Console.WriteLine($"Found {totalResultCount} matching addresses in {map.Count} distinct prefixes ({searchTime} ms)");
}
public void ParseIPAddress()
{
var testAddress = settings.Value.TestAddress;
var testCount = settings.Value.TestCount;
var ip = IPv4.ParseIP(testAddress);
Console.WriteLine($"Test: {IPv4.ConvertToBitString(ip)} {IPv4.ConvertToString(ip)} [ParseIPAddress address:{testAddress}]");
var sw = Stopwatch.StartNew();
for (int i = 0; i < testCount; i++)
{
_ = IPv4.ParseIP(testAddress);
}
Console.WriteLine($" - {sw.ElapsedMilliseconds} ms");
}