first commit

2026-02-28 14:16:07 +09:00
commit 30457819b1
28 changed files with 3006 additions and 0 deletions
--- a/ClientTester/EchoClientTester/EchoDummyService/DummyClients.cs
+++ b/ClientTester/EchoClientTester/EchoDummyService/DummyClients.cs
@@ -0,0 +1,88 @@
+using System.Diagnostics;
+using LiteNetLib;
+using LiteNetLib.Utils;
+using Serilog;
+
+namespace ClientTester.EchoDummyService;
+
+public class DummyClients
+{
+    public NetManager Manager;
+    public EventBasedNetListener Listener;
+    public NetPeer? Peer;
+    public int ClientId;
+
+    // seq → 송신 타임스탬프 (Stopwatch tick)
+    private readonly Dictionary<int, long> _pendingPings = new();
+    private int _seqNumber;
+
+    // 통계
+    public int SentCount;
+    public int ReceivedCount;
+    public double LastRttMs;
+    public double TotalRttMs;
+    public int RttCount;
+
+    public DummyClients(int clientId, string ip, int port, string key)
+    {
+        ClientId = clientId;
+        Listener = new EventBasedNetListener();
+        Manager  = new NetManager(Listener);
+
+        Listener.PeerConnectedEvent += peer =>
+        {
+            Peer = peer;
+            Log.Information("[Client {ClientId:00}] 연결됨", ClientId);
+        };
+
+        Listener.NetworkReceiveEvent += (peer, reader, channel, deliveryMethod) =>
+        {
+            var msg = reader.GetString();
+
+            // "ack:seq:{seqNum}" 파싱
+            var parts = msg.Split(':');
+            if (parts.Length == 3 && parts[0] == "ack" && parts[1] == "seq"
+                && int.TryParse(parts[2], out int seq)
+                && _pendingPings.TryGetValue(seq, out long sentTick))
+            {
+                double rttMs = (Stopwatch.GetTimestamp() - sentTick)
+                               * 1000.0 / Stopwatch.Frequency;
+                LastRttMs  = rttMs;
+                TotalRttMs += rttMs;
+                RttCount++;
+                _pendingPings.Remove(seq);
+            }
+
+            ReceivedCount++;
+            reader.Recycle();
+        };
+
+        Listener.PeerDisconnectedEvent += (peer, info) =>
+        {
+            Log.Warning("[Client {ClientId:00}] 연결 끊김: {Reason}", ClientId, info.Reason);
+            Peer = null;
+        };
+
+        Manager.Start();
+        Manager.Connect(ip, port, key);
+    }
+
+    public void SendPing()
+    {
+        if (Peer is null) return;
+
+        int seq = _seqNumber++;
+        _pendingPings[seq] = Stopwatch.GetTimestamp();
+
+        var writer = new NetDataWriter();
+        writer.Put($"seq:{seq}");
+        Peer.Send(writer, DeliveryMethod.ReliableOrdered);
+        SentCount++;
+    }
+
+    public double AvgRttMs => RttCount > 0 ? TotalRttMs / RttCount : 0.0;
+
+    public void PollEvents() => Manager.PollEvents();
+
+    public void Stop() => Manager.Stop();
+}