/// <summary>
/// Initializes a new instance of <see cref="Node"/> using the given parameters.
/// </summary>
/// <param name="bc">The blockchain (database) manager</param>
/// <param name="cs">Client settings</param>
/// <param name="socket">Socket to use</param>
internal Node(IBlockchain bc, IClientSettings cs, Socket socket)
{
settings = cs;
NodeStatus = new NodeStatus();
var repMan = new ReplyManager(NodeStatus, bc, cs);
sendReceiveSAEA = cs.SendReceivePool.Pop();
sendReceiveSAEA.AcceptSocket = socket;
sendReceiveSAEA.UserToken = new MessageManager(cs, repMan, NodeStatus);
sendReceiveSAEA.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
sendSAEA = cs.SendReceivePool.Pop();
sendSAEA.AcceptSocket = socket;
sendSAEA.UserToken = new MessageManager(cs, repMan, NodeStatus);
sendSAEA.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
}
private void PingTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
// Every 1 minute (~66 sec) the LastSeen is checked but only if 2 minutes has passed a Ping will be sent
// this will make sure the connection to the other node is still alive while avoiding unnecessary Pings
var msgMan = (MessageManager)sendSAEA.UserToken;
if (DateTime.Now.Subtract(msgMan.NodeStatus.LastSeen) >= TimeSpan.FromMinutes(2))
{
if (NodeStatus.HasTooManyUnansweredPings)
{
NodeStatus.SignalDisconnect();
}
else
{
Message ping = msgMan.GetPingMsg();
Send(ping);
}
}
}
