void thread_procedure()
{
// Initially, we multicast an hello
lock (this) { com.SendMulticastMessage(messages.PackTLV(tlv_utils.shortHello())); }
while (!disposed)
{
lock (this) // Mutual exclusion to be thread safe
{
if (!disposed)
{
// Peers
p.RemoveOldNeighbors();
if (lastHelloSaid == null || lastHelloSaid.ElapsedMilliseconds >= Peers.helloNeighborsDelay * 1000)
{
p.SayHello();
lastHelloSaid = Stopwatch.StartNew();
}
if (lastNeighborsSaid == null || lastNeighborsSaid.ElapsedMilliseconds >= Peers.sendNeighborsDelay * 1000)
{
p.SendNeighbors();
lastNeighborsSaid = Stopwatch.StartNew();
}
// Flooding
c.RemoveOldMessages();
c.Flood();
}
}
Thread.Sleep(r.Next(250, 750)); // A little random...
}
}
public void SayHello()
{
// Short hello if not enough neighbours
if (GetSymetricsNeighbors().Length < searchNeighborsThreshold)
{
PeerAddress[] ps = potentialNeighbors.Keys.ToArray();
foreach (PeerAddress p in ps)
{
if (!neighborsTable.ContainsKey(p))
{
com.SendMessage(p, messages.PackTLV(tlv_utils.shortHello()));
if (potentialNeighbors[p] >= 0 && potentialNeighbors[p] < int.MaxValue)
{
potentialNeighbors[p]++;
}
}
}
}
// Long hello
foreach (PeerAddress p in GetNeighbors())
{
ulong dest_ID = neighborsTable[p].ID;
com.SendMessage(p, messages.PackTLV(tlv_utils.longHello(dest_ID)));
}
}