private static IEnumerable<Contact> LoadBootstrapData()
{
foreach (var line in File.ReadAllLines("Bootstrap.txt").OmitComments("#", "//"))
{
UdpContact udpC = null;
try
{
string[] split = line.Split(' ');
Guid a = Guid.Parse(split[0]);
Guid b = Guid.Parse(split[1]);
Guid c = Guid.Parse(split[2]);
Guid d = Guid.Parse(split[3]);
Identifier512 id = new Identifier512(a, b, c, d);
IPAddress ip = IPAddress.Parse(split[4]);
int port = Int32.Parse(split[5]);
udpC = new UdpContact(id, networkId, ip, port);
Console.WriteLine("Loaded bootstrap contact " + udpC);
}
catch (Exception e)
{
Console.WriteLine("Exception parsing bootstrap file: " + e);
}
if (udpC != null)
yield return udpC;
}
}
public override TimeSpan Ping(Contact source, TimeSpan timeout)
{
UdpContact uSource = source as UdpContact;
using (MemoryStream m = new MemoryStream())
{
using (BinaryWriter w = new BinaryWriter(m))
{
w.Write((byte)PacketFlag.Ping);
WriteContact(w, this);
var callback = localTable.GetConsumer <Callback>(Callback.CONSUMER_ID);
var token = callback.AllocateToken();
w.Write(IPAddress.HostToNetworkOrder(token.Id));
try
{
SendUdpMessage(m.ToArray(), Ip, Port);
DateTime start = DateTime.Now;
if (token.Wait(timeout.Milliseconds))
{
return(DateTime.Now - start);
}
return(TimeSpan.MaxValue);
}
finally
{
callback.FreeToken(token);
}
}
}
}
private static void ParsePing(BinaryReader reader)
{
UdpContact c = ReadContact(reader);
long tokenId = IPAddress.NetworkToHostOrder(reader.ReadInt64());
localTable.DeliverPing(c);
var callback = localTable.GetConsumer <Callback>(Callback.CONSUMER_ID);
callback.SendResponse(localTable.LocalContact, c, tokenId, new byte[] { 1, 3, 3, 7 });
}
private static void ParseData(BinaryReader reader)
{
UdpContact source = ReadContact(reader);
int guidLength = IPAddress.NetworkToHostOrder(reader.ReadInt32());
byte[] guidBytes = reader.ReadBytes(guidLength);
Guid consumerId = new Guid(guidBytes);
int msgLength = IPAddress.NetworkToHostOrder(reader.ReadInt32());
byte[] msg = reader.ReadBytes(msgLength);
localTable.Deliver(source, consumerId, msg);
}
private static void WriteContact(BinaryWriter w, UdpContact c)
{
byte[] idBytes = c.Identifier.GetBytes().ToArray();
w.Write(IPAddress.HostToNetworkOrder(idBytes.Length));
w.Write(idBytes);
byte[] netIdBytes = c.NetworkId.ToByteArray();
w.Write(IPAddress.HostToNetworkOrder(netIdBytes.Length));
w.Write(netIdBytes);
w.Write(IPAddress.HostToNetworkOrder(c.Port));
byte[] addrBytes = c.Ip.GetAddressBytes();
w.Write(IPAddress.HostToNetworkOrder(addrBytes.Length));
w.Write(addrBytes);
}
private static void WriteContact(BinaryWriter w, UdpContact c)
{
byte[] idBytes = c.Identifier.GetBytes().ToArray();
w.Write(IPAddress.HostToNetworkOrder(idBytes.Length));
w.Write(idBytes);
byte[] netIdBytes = c.NetworkId.ToByteArray();
w.Write(IPAddress.HostToNetworkOrder(netIdBytes.Length));
w.Write(netIdBytes);
w.Write(IPAddress.HostToNetworkOrder(c.Port));
byte[] addrBytes = c.Ip.GetAddressBytes();
w.Write(IPAddress.HostToNetworkOrder(addrBytes.Length));
w.Write(addrBytes);
}
