internal void ChangeHeight(float v)
{
var msg = new HeightMsg();
msg.EntityId = Entity.EntityId;
msg.Height = v;
Sync.Layer.SendMessageToAllAndSelf(ref msg);
}
private void sendHeartbeat(string address, int port)
{
var msg = new HeightMsg();
msg.Height = this.LocalHeight;
msg.BlockTime = this.LocalLatestBlockTime;
var command = P2PCommand.CreateCommand(this.Identity.ToString(), CommandNames.P2P.Heartbeat, msg);
p2pComponent.SendCommand(address, port, command);
}
private void receivedGetHeight(string address, int port, int nonce)
{
var height = this.blockComponent.GetLatestHeight();
var block = this.blockComponent.GetBlockMsgByHeight(height);
if (block != null)
{
var payload = new HeightMsg();
payload.Height = height;
payload.BlockTime = block.Header.Timestamp;
var cmd = P2PCommand.CreateCommand(this.Identity.ToString(), CommandNames.Block.Height, nonce, payload);
this.p2pComponent.SendCommand(address, port, cmd);
}
}
private void receivedHeightMessage(string address, int port, HeightMsg msg)
{
//var localHeight = this.blockComponent.GetLatestHeight();
//if(localHeight < msg.Height)
//{
// var
//}
var nodes = this.p2pComponent.GetNodes();
var node = nodes.Where(n => n.IP == address && n.Port == port).FirstOrDefault();
if (node != null)
{
node.LatestHeight = msg.Height;
node.LatestBlockTime = msg.BlockTime;
}
}
private void heartbeatMsgHandle(P2PState state)
{
var peer = this.p2pComponent.GetNodes().Where(p => p.IP == state.IP && p.Port == state.Port).FirstOrDefault();
if (peer != null && peer.IsConnected)
{
var payload = new HeightMsg();
int index = 0;
try
{
payload.Deserialize(state.Command.Payload, ref index);
peer.LatestHeight = payload.Height;
peer.LatestBlockTime = payload.BlockTime;
}
catch
{
}
peer.LastHeartbeat = Time.EpochTime;
}
}
//private void processLongTimeCommand()
//{
// LogHelper.Warn("Thread : In to thread threadProcessLongTimeCommand's process action : processLongTimeCommand");
// P2PState state = default(P2PState);
// //System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch();
// while (this.isRunning)
// {
// if (longTimeCommandQueue.TryDequeue(out state))
// {
// if(state != null)
// {
// try
// {
// //stopwatch.Reset();
// //stopwatch.Start();
// int index = 0;
// switch (state.Command.CommandName)
// {
// case CommandNames.Block.GetHeaders:
// var getHeadersMsg = new GetHeadersMsg();
// getHeadersMsg.Deserialize(state.Command.Payload, ref index);
// this.receivedGetHeaders(state.IP, state.Port, getHeadersMsg, state.Command.Nonce);
// break;
// case CommandNames.Block.GetBlocks:
// var getBlocksMsg = new GetBlocksMsg();
// getBlocksMsg.Deserialize(state.Command.Payload, ref index);
// this.receivedGetBlocks(state.IP, state.Port, getBlocksMsg, state.Command.Nonce);
// break;
// default:
// break;
// }
// //stopwatch.Stop();
// //LogHelper.Warn($"processLongTimeCommand : {state.Command.CommandName} -- {stopwatch.ElapsedMilliseconds} , longTimeCommandQueue count = {longTimeCommandQueue.Count()}" );
// }
// catch (Exception ex)
// {
// LogHelper.Error(ex.ToString());
// //LogHelper.Warn($"processLongTimeCommand : {state.Command.CommandName} -- {stopwatch.ElapsedMilliseconds} , longTimeCommandQueue count = {longTimeCommandQueue.Count()} -- Exception msg: {ex.ToString()} ");
// }
// }
// Thread.Sleep(10);
// }
// else
// {
// Thread.Sleep(50);
// }
// }
// LogHelper.Warn("Thread : out of thread threadProcessLongTimeCommand's process action : processLongTimeCommand");
//}
#endregion
private void dataReceived(P2PState state)
{
int index = 0;
switch (state.Command.CommandName)
{
case CommandNames.Transaction.GetTxPool:
this.receivedGetTransactionPool(state.IP, state.Port, state.Command.Nonce);
break;
case CommandNames.Transaction.TxPool:
var txPoolMsg = new TxPoolMsg();
txPoolMsg.Deserialize(state.Command.Payload, ref index);
this.receivedTransacitonPoolMessage(state.IP, state.Port, txPoolMsg);
break;
case CommandNames.Transaction.GetTx:
var getTxMsg = new GetTxsMsg();
getTxMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetTransaction(state.IP, state.Port, getTxMsg, state.Command.Nonce);
break;
case CommandNames.Transaction.Tx:
var txsMsg = new TxsMsg();
txsMsg.Deserialize(state.Command.Payload, ref index);
this.receivedTransactionMessage(state.IP, state.Port, txsMsg);
break;
case CommandNames.Transaction.NewTx:
var newTxMsg = new NewTxMsg();
newTxMsg.Deserialize(state.Command.Payload, ref index);
this.receivedNewTransactionMessage(state.IP, state.Port, newTxMsg);
break;
case CommandNames.Block.GetHeight:
this.receivedGetHeight(state.IP, state.Port, state.Command.Nonce);
break;
case CommandNames.Block.Height:
var heightMsg = new HeightMsg();
heightMsg.Deserialize(state.Command.Payload, ref index);
this.receivedHeightMessage(state.IP, state.Port, heightMsg);
break;
case CommandNames.Block.GetHeaders:
var getHeadersMsg = new GetHeadersMsg();
getHeadersMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetHeaders(state.IP, state.Port, getHeadersMsg, state.Command.Nonce);
//longTimeCommandQueue.Enqueue(state);
break;
case CommandNames.Block.Headers:
var headersMsg = new HeadersMsg();
headersMsg.Deserialize(state.Command.Payload, ref index);
this.receivedHeadersMessage(state.IP, state.Port, headersMsg);
break;
case CommandNames.Block.GetBlocks:
var getBlocksMsg = new GetBlocksMsg();
getBlocksMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetBlocks(state.IP, state.Port, getBlocksMsg, state.Command.Nonce);
//longTimeCommandQueue.Enqueue(state);
break;
case CommandNames.Block.Blocks:
var blocksMsg = new BlocksMsg();
blocksMsg.Deserialize(state.Command.Payload, ref index);
this.receivedBlocksMessage(state.IP, state.Port, blocksMsg);
break;
case CommandNames.Block.NewBlock:
var newBlockMsg = new NewBlockMsg();
newBlockMsg.Deserialize(state.Command.Payload, ref index);
this.receivedNewBlockMessage(state.IP, state.Port, newBlockMsg, state.Command.Nonce);
break;
case CommandNames.MiningPool.GetMiningPools:
this.receivedGetMiningPoolsMessage(state.IP, state.Port);
break;
case CommandNames.MiningPool.MiningPools:
var miningPoolMsg = new MiningPoolMsg();
miningPoolMsg.Deserialize(state.Command.Payload, ref index);
receivedMiningPoolsMessage(miningPoolMsg);
break;
case CommandNames.MiningPool.NewMiningPool:
var newMiningPoolMsg = new NewMiningPoolMsg();
newMiningPoolMsg.Deserialize(state.Command.Payload, ref index);
this.receivedNewMiningPoolMessage(state, newMiningPoolMsg);
break;
case CommandNames.Other.Reject:
case CommandNames.Other.NotFound:
default:
break;
}
}
private void peerCheckTimer_Elapsed(object sender, ElapsedEventArgs e)
{
for (int i = Peers.Count - 1; i >= 0; i--)
{
var peer = Peers[i];
var nowTime = Time.EpochTime;
//check unconnected peers
if (!peer.IsConnected)
{
if ((peer.ConnectedTime > nowTime || (nowTime - peer.ConnectedTime) > 1 * 60 * 1000))
{
Peers.RemoveAt(i);
this.receivedMessageBuffer.Remove(peer.IP + ":" + peer.Port);
}
}
else
{
//check long time not received heartbeat peers
if (peer.LastHeartbeat < nowTime && (nowTime - peer.LastHeartbeat) > 10 * 60 * 1000)
{
peer.IsConnected = false;
this.raiseNodeConnectionStateChanged(peer);
Peers.RemoveAt(i);
this.receivedMessageBuffer.Remove(peer.IP + ":" + peer.Port);
}
else if (this.isTrackerNode)
{
var msg = new HeightMsg();
msg.Height = this.LastBlockHeight;
msg.BlockTime = this.LastBlockTime;
var command = P2PCommand.CreateCommand(CommandNames.P2P.Heartbeat, msg);
this.Send(command, peer.IP, peer.Port);
}
}
}
if (!this.isTrackerNode)
{
//reconnect with tracker nodes
if (this.Peers.Count == 0 || this.Peers.Where(p => p.IsTrackerServer && p.IsConnected).Count() == 0)
{
var trackerNode = this.Peers.Where(t => t.IsTrackerServer).FirstOrDefault();
if (trackerNode != null)
{
this.Peers.Remove(trackerNode);
this.receivedMessageBuffer.Remove(trackerNode.IP + ":" + trackerNode.Port);
}
string trackerIp = GlobalParameters.IsTestnet ? Resource.TestnetTrackerServer : Resource.MainnetTrackerServer;
int trackerPort = int.Parse(GlobalParameters.IsTestnet ? Resource.TestnetPort : Resource.MainnetPort);
this.ConnectToNewPeer(trackerIp, trackerPort, true);
}
//get new node address from tracker
else if (this.Peers.Count() < this.maxConnections)
{
var tracker = this.Peers.Where(p => p.IsTrackerServer && p.IsConnected).FirstOrDefault();
if (tracker != null)
{
var payload = new GetAddrMsg();
payload.Count = this.maxConnections;
var command = P2PCommand.CreateCommand(CommandNames.P2P.GetAddr, payload);
this.Send(command, tracker.IP, tracker.Port);
}
}
}
}
private void dataReceived(P2PState state)
{
int index = 0;
switch (state.Command.CommandName)
{
//case CommandNames.P2P.GetAddr:
// this.getAddrMsgHandle(state);
// break;
//case CommandNames.P2P.Addr:
// this.addrMsgHandle(state);
// break;
//case CommandNames.P2P.Heartbeat:
// this.heartbeatMsgHandle(state);
// break;
case CommandNames.Transaction.GetTxPool:
this.receivedGetTransactionPool(state.IP, state.Port, state.Command.Nonce);
break;
case CommandNames.Transaction.TxPool:
var txPoolMsg = new TxPoolMsg();
txPoolMsg.Deserialize(state.Command.Payload, ref index);
this.receivedTransacitonPoolMessage(state.IP, state.Port, txPoolMsg);
break;
case CommandNames.Transaction.GetTx:
var getTxMsg = new GetTxsMsg();
getTxMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetTransaction(state.IP, state.Port, getTxMsg, state.Command.Nonce);
break;
case CommandNames.Transaction.Tx:
var txsMsg = new TxsMsg();
txsMsg.Deserialize(state.Command.Payload, ref index);
this.receivedTransactionMessage(state.IP, state.Port, txsMsg);
break;
case CommandNames.Transaction.NewTx:
var newTxMsg = new NewTxMsg();
newTxMsg.Deserialize(state.Command.Payload, ref index);
this.receivedNewTransactionMessage(state.IP, state.Port, newTxMsg);
break;
case CommandNames.Block.GetHeight:
this.receivedGetHeight(state.IP, state.Port, state.Command.Nonce);
break;
case CommandNames.Block.Height:
var heightMsg = new HeightMsg();
heightMsg.Deserialize(state.Command.Payload, ref index);
this.receivedHeightMessage(state.IP, state.Port, heightMsg);
break;
case CommandNames.Block.GetHeaders:
var getHeadersMsg = new GetHeadersMsg();
getHeadersMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetHeaders(state.IP, state.Port, getHeadersMsg, state.Command.Nonce);
break;
case CommandNames.Block.Headers:
var headersMsg = new HeadersMsg();
headersMsg.Deserialize(state.Command.Payload, ref index);
this.receivedHeadersMessage(state.IP, state.Port, headersMsg);
break;
case CommandNames.Block.GetBlocks:
var getBlocksMsg = new GetBlocksMsg();
getBlocksMsg.Deserialize(state.Command.Payload, ref index);
this.receivedGetBlocks(state.IP, state.Port, getBlocksMsg, state.Command.Nonce);
break;
case CommandNames.Block.Blocks:
var blocksMsg = new BlocksMsg();
blocksMsg.Deserialize(state.Command.Payload, ref index);
this.receivedBlocksMessage(state.IP, state.Port, blocksMsg);
break;
case CommandNames.Block.NewBlock:
var newBlockMsg = new NewBlockMsg();
newBlockMsg.Deserialize(state.Command.Payload, ref index);
this.receivedNewBlockMessage(state.IP, state.Port, newBlockMsg, state.Command.Nonce);
break;
case CommandNames.Other.Reject:
break;
case CommandNames.Other.NotFound:
break;
default:
break;
}
}
static void OnChangeHeight(MySyncMotorSuspension sync, ref HeightMsg msg, MyNetworkClient sender)
{
sync.Entity.Height = msg.Height;
}
