fake packet stuff hooked up to qsb

QSB/QSBNetworkManager.cs

@@ -86,6 +86,7 @@ public class QSBNetworkManager : NetworkManager, IAddComponentOnStart
 			// Steam uses milliseconds
 			_steamTransport.Timeout = QSBCore.Timeout * 1000;
 			_steamTransport.TestIpAddress = QSBCore.DebugSettings.SteamTestIpAddress;
+			_steamTransport.DoFakeNetworkErrors = QSBCore.DebugSettings.SteamFakeNetworkErrors;
 		}
 
 		{
@@ -171,6 +172,7 @@ public class QSBNetworkManager : NetworkManager, IAddComponentOnStart
 
 		_steamTransport.Timeout = QSBCore.Timeout * 1000;
 		_steamTransport.TestIpAddress = QSBCore.DebugSettings.SteamTestIpAddress;
+		_steamTransport.DoFakeNetworkErrors = QSBCore.DebugSettings.SteamFakeNetworkErrors;
 
 		if (QSBCore.IsInMultiplayer)
 		{

QSB/Utility/DebugSettings.cs

@@ -42,6 +42,9 @@ public class DebugSettings
 	private string _steamTestIpAddress;
 	public string SteamTestIpAddress => DebugMode ? _steamTestIpAddress : null;
 
+	private bool _steamFakeNetworkErrors;
+	public bool SteamFakeNetworkErrors => DebugMode && _steamFakeNetworkErrors;
+
 	public void Update(IModConfig config)
 	{
 		DebugMode = config.GetSettingsValue<bool>("debugMode");
@@ -57,5 +60,6 @@ public class DebugSettings
 		_latencySimulation = config.GetSettingsValue<int>("latencySimulation");
 		_logQSBMessages = config.GetSettingsValue<bool>("logQSBMessages");
 		_steamTestIpAddress = config.GetSettingsValue<string>("steamTestIpAddress");
+		_steamFakeNetworkErrors = config.GetSettingsValue<bool>("steamFakeNetworkErrors");
 	}
 }

QSB/default-config.json

@@ -144,6 +144,12 @@
       "type": "text",
       "value": "",
       "tooltip": "[DEBUG] If not empty, the steam transport will use this ip:port when listening/connecting. Host should probably use 0.0.0.0:port."
+    },
+    "steamFakeNetworkErrors": {
+      "title": "[DEBUG] Steam Fake Network Errors",
+      "type": "toggle",
+      "value": false,
+      "tooltip": "[DEBUG] Aggressively simulates common network errors (loss, lag, reordering, duplication) to test resiliency."
     }
   }
 }

SteamTransport/SteamTransport.cs

@@ -30,9 +30,9 @@ public class SteamTransport : Transport
 	/// </summary>
 	public int Timeout;
 	/// <summary>
-	/// whether or not to simulate fake packet loss, reorder, and dup
+	/// whether or not to simulate fake packet loss, lag, reorder, and dup
 	/// </summary>
-	public bool DoFakePacket;
+	public bool DoFakeNetworkErrors;
 
 	public override bool Available() => true;
 

SteamTransport/Util.cs

@@ -66,8 +66,8 @@ public static class Util
 			}
 		});
 
-		// 50% change of doing all (dont do lag cuz thats all packets), delay max 1 second
+		// 50% change of doing all, delay .5 seconds
-		if (transport.DoFakePacket)
+		if (transport.DoFakeNetworkErrors)
 		{
 			result.Add(new SteamNetworkingConfigValue_t
 			{
@@ -88,6 +88,24 @@ public static class Util
 				}
 			});
 			result.Add(new SteamNetworkingConfigValue_t
+			{
+				m_eValue = ESteamNetworkingConfigValue.k_ESteamNetworkingConfig_FakePacketLag_Send,
+				m_eDataType = ESteamNetworkingConfigDataType.k_ESteamNetworkingConfig_Int32,
+				m_val = new SteamNetworkingConfigValue_t.OptionValue
+				{
+					m_int32 = 500
+				}
+			});
+			result.Add(new SteamNetworkingConfigValue_t
+			{
+				m_eValue = ESteamNetworkingConfigValue.k_ESteamNetworkingConfig_FakePacketLag_Recv,
+				m_eDataType = ESteamNetworkingConfigDataType.k_ESteamNetworkingConfig_Int32,
+				m_val = new SteamNetworkingConfigValue_t.OptionValue
+				{
+					m_int32 = 500
+				}
+			});
+			result.Add(new SteamNetworkingConfigValue_t
 			{
 				m_eValue = ESteamNetworkingConfigValue.k_ESteamNetworkingConfig_FakePacketReorder_Send,
 				m_eDataType = ESteamNetworkingConfigDataType.k_ESteamNetworkingConfig_Float,
@@ -111,7 +129,7 @@ public static class Util
 				m_eDataType = ESteamNetworkingConfigDataType.k_ESteamNetworkingConfig_Int32,
 				m_val = new SteamNetworkingConfigValue_t.OptionValue
 				{
-					m_int32 = 1000
+					m_int32 = 500
 				}
 			});
 			result.Add(new SteamNetworkingConfigValue_t
@@ -138,7 +156,7 @@ public static class Util
 				m_eDataType = ESteamNetworkingConfigDataType.k_ESteamNetworkingConfig_Int32,
 				m_val = new SteamNetworkingConfigValue_t.OptionValue
 				{
-					m_int32 = 1000
+					m_int32 = 500
 				}
 			});
 		}

SteamTransportTest/Program.cs

@@ -72,6 +72,7 @@ public static class Program
 		transport.Log = Console.WriteLine;
 		transport.TestIpAddress = "127.0.0.1:1234";
 		transport.Timeout = 1000;
+		transport.DoFakeNetworkErrors = true;
 
 		transport.OnServerError = (conn, error, s) => Console.Error.WriteLine($"ERROR {conn} {error} {s}");
 		var theConn = -1;
@@ -120,6 +121,7 @@ public static class Program
 		transport.Log = Console.WriteLine;
 		transport.TestIpAddress = "127.0.0.1:1234";
 		transport.Timeout = 1000;
+		transport.DoFakeNetworkErrors = true;
 
 		transport.OnClientError = (error, s) => Console.Error.WriteLine($"ERROR {error} {s}");
 		transport.OnClientDataReceived = (bytes, i) => Console.WriteLine($"RECV {bytes.Join()} {i}");