private static void AddIps(UdpItem item, UdpListener udp, ulong time)
{
UdpPacketReader packet = new UdpPacketReader(item.Data);
ushort port = packet;
UdpNode node = UdpNodeManager.Find(x => x.IP.Equals(((IPEndPoint)item.EndPoint).Address));
if (node != null)
{
node.Port = port;
}
else
{
UdpNodeManager.Add(item.EndPoint);
}
while (packet.Remaining > 5)
{
UdpNode n = new UdpNode();
n.IP = packet;
n.Port = packet;
UdpNodeManager.Add(n);
}
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.AckIps(((IPEndPoint)item.EndPoint).Address, time),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_ACKIPS
});
}
private static void WantCheckFirewall(UdpItem item, UdpListener udp, ulong time)
{
UdpPacketReader packet = new UdpPacketReader(item.Data);
ushort port = packet;
FirewallTest fw = udp.TestRemoteFirewall;
if (fw != null)
{
fw.Cookie = AccountManager.NextCookie;
fw.EndPoint = item.EndPoint;
fw.Time = time;
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.ReadyCheckFirewall(fw),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_READYTOCHECKFIREWALL
});
}
else
{
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.CheckFirewallBusy(((IPEndPoint)item.EndPoint).Address, time),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_CHECKFIREWALLBUSY
});
}
}
public void TestNext(UdpListener udp)
{
if (this.nodes.Count > 0)
{
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.WantCheckFirewall(),
EndPoint = this.nodes.Dequeue(),
Msg = UdpMsg.OP_SERVERLIST_WANTCHECKFIREWALL
});
}
}
private void Push(ulong time)
{
UdpNode node = UdpNodeManager.NextPusher(time);
if (node != null)
{
this.SendDatagram(new UdpItem
{
Data = UdpOutbound.AddIps(node.IP, time),
EndPoint = node.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_ADDIPS
});
}
}
private static void SendInfo(UdpItem item, UdpListener udp, ulong time)
{
if (udp.Showing)
{
UdpStats.SENDINFO++;
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.AckInfo(time),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_ACKINFO
});
}
}
private static void ReadyToCheckFirewall(UdpItem item, UdpListener udp, ulong time)
{
UdpPacketReader packet = new UdpPacketReader(item.Data);
uint cookie = packet;
if (!udp.ServerAddressReceived)
{
udp.ServerAddressReceived = true;
Settings.ExternalIP = packet;
ServerCore.Log("server address reported as " + Settings.ExternalIP);
}
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.ProceedCheckFirewall(cookie),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_PROCEEDCHECKFIREWALL
});
udp.AddChecker(((IPEndPoint)item.EndPoint).Address);
}
private static void SendNodes(UdpItem item, UdpListener udp, ulong time)
{
var linq = from x in UserPool.AUsers
where x.NodePort > 0 && (x.Version.StartsWith("Ares 2.") || x.Version.StartsWith("Ares_2."))
select new IPEndPoint(x.ExternalIP, x.DataPort);
if (linq.Count() > 0)
{
List <IPEndPoint> nodes = linq.ToList();
nodes.Randomize();
if (nodes.Count > 20)
{
nodes = nodes.GetRange(0, 20);
}
udp.SendDatagram(new UdpItem
{
Data = UdpOutbound.AckNodes(nodes.ToArray()),
EndPoint = item.EndPoint,
Msg = UdpMsg.OP_SERVERLIST_ACKNODES
});
}
}