89 lines
2.5 KiB
C#
89 lines
2.5 KiB
C#
using System.Diagnostics;
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using LiteNetLib;
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using LiteNetLib.Utils;
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using Serilog;
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namespace ClientTester.EchoDummyService;
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public class DummyClients
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{
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public NetManager Manager;
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public EventBasedNetListener Listener;
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public NetPeer? Peer;
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public int ClientId;
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// seq → 송신 타임스탬프 (Stopwatch tick)
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private readonly Dictionary<int, long> _pendingPings = new();
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private int _seqNumber;
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// 통계
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public int SentCount;
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public int ReceivedCount;
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public double LastRttMs;
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public double TotalRttMs;
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public int RttCount;
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public DummyClients(int clientId, string ip, int port, string key)
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{
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ClientId = clientId;
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Listener = new EventBasedNetListener();
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Manager = new NetManager(Listener);
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Listener.PeerConnectedEvent += peer =>
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{
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Peer = peer;
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Log.Information("[Client {ClientId:00}] 연결됨", ClientId);
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};
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Listener.NetworkReceiveEvent += (peer, reader, channel, deliveryMethod) =>
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{
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var msg = reader.GetString();
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// "ack:seq:{seqNum}" 파싱
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var parts = msg.Split(':');
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if (parts.Length == 3 && parts[0] == "ack" && parts[1] == "seq"
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&& int.TryParse(parts[2], out int seq)
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&& _pendingPings.TryGetValue(seq, out long sentTick))
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{
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double rttMs = (Stopwatch.GetTimestamp() - sentTick)
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* 1000.0 / Stopwatch.Frequency;
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LastRttMs = rttMs;
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TotalRttMs += rttMs;
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RttCount++;
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_pendingPings.Remove(seq);
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}
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ReceivedCount++;
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reader.Recycle();
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};
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Listener.PeerDisconnectedEvent += (peer, info) =>
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{
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Log.Warning("[Client {ClientId:00}] 연결 끊김: {Reason}", ClientId, info.Reason);
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Peer = null;
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};
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Manager.Start();
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Manager.Connect(ip, port, key);
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}
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public void SendPing()
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{
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if (Peer is null) return;
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int seq = _seqNumber++;
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_pendingPings[seq] = Stopwatch.GetTimestamp();
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var writer = new NetDataWriter();
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writer.Put($"seq:{seq}");
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Peer.Send(writer, DeliveryMethod.ReliableOrdered);
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SentCount++;
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}
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public double AvgRttMs => RttCount > 0 ? TotalRttMs / RttCount : 0.0;
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public void PollEvents() => Manager.PollEvents();
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public void Stop() => Manager.Stop();
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}
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