private void respondPeerDiscovery(NetworkPacket packet)
{
PeerDiscoveryMsg request = new PeerDiscoveryMsg();
request.Deserialize(packet.Data);
// process incoming peer list
processNewPeerList(request.knownPeers);
// send message with own peer list
Hash token = packet.Token;
Hash peer = packet.PublicKeySource;
PeerDiscoveryMsg response = new PeerDiscoveryMsg();
response.knownPeers = KnownPeers;
byte[] message = response.Serialize();
NetworkPacket newpacket = new NetworkPacket(nodeConfig.PublicKey, PacketType.TPT_PEER_DISCOVERY_RESPONSE, message, token);
networkPacketSwitch.AddToQueue(peer, newpacket);
}
/// <summary>
/// Initiate gossip-style peer-discovery protocol with a node
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void initiatePeerDiscovery(object sender, ElapsedEventArgs e)
{
int count = nodeState.ConnectedValidators.Count;
if (count <= 0)
return;
int select = rng.Next(count);
Print("init: selecting " + select + " of " + count);
Hash peer = nodeState.ConnectedValidators.ToArray()[select];
Hash token = TNetUtils.GenerateNewToken();
//save locally
requestRecipient = peer;
requestToken = token;
//send message
PeerDiscoveryMsg request = new PeerDiscoveryMsg();
request.knownPeers = KnownPeers;
byte[] message = request.Serialize();
NetworkPacket packet = new NetworkPacket(nodeConfig.PublicKey, PacketType.TPT_PEER_DISCOVERY_INIT, message, token);
networkPacketSwitch.AddToQueue(peer, packet);
}