Basic parsing completed, next step is to refactor the InitGame function.

Removed old code. Wrote new command line argument parser/cacher
Lesson 44 - Deleting the Fleet (EC2), all working at this point.
2026-03-04 09:54:18 -05:00 · 2026-03-04 06:40:59 -05:00 · 2026-03-03 18:27:04 -05:00
3 changed files with 195 additions and 452 deletions
--- a/FPSTemplate.uproject
+++ b/FPSTemplate.uproject
@@ -53,6 +53,10 @@
 		{
 			"Name": "PerforceSourceControl",
 			"Enabled": false
+		},
+		{
+		"Name": "GameLiftPlugin",
+		"Enabled": true
 		}
 	]
 }
--- a/Source/FPSTemplate/Private/Game/ShooterGameMode.cpp
+++ b/Source/FPSTemplate/Private/Game/ShooterGameMode.cpp
@@ -2,18 +2,12 @@


 #include "Game/ShooterGameMode.h"
-
-#include "DSP/BufferDiagnostics.h"
-#include "UObject/ConstructorHelpers.h"
-#include "Kismet/GameplayStatics.h"
+#include "Logging/LogMacros.h"

 #if WITH_GAMELIFT
-#include "GameLiftServerSDKModels.h"
+#include "GameLiftServerSDK.h"
 #endif

-#include "GenericPlatform/GenericPlatformOutputDevices.h"
-#include "Misc/TypeContainer.h"
-
 DEFINE_LOG_CATEGORY(LogShooterGameMode)

 AShooterGameMode::AShooterGameMode()
@@ -24,272 +18,197 @@ AShooterGameMode::AShooterGameMode()
 void AShooterGameMode::BeginPlay()
 {
 	Super::BeginPlay();
+	
 #if WITH_GAMELIFT
 	InitGameLift();
 #endif
 }

-#if WITH_GAMELIFT
-
-// ReSharper disable once CppMemberFunctionMayBeConst - cannot be const due to FCommandLine::Get() and UE_LOG with non-const log category
-bool AShooterGameMode::SetParametersFromCommandLine(FServerParameters& OutServerParameters,
-                                                    FProcessParameters& OutProcessParameters)
+void AShooterGameMode::InitGame(const FString& MapName, const FString& Options, FString& ErrorMessage)
 {
-	bool bCriticalFault = false;
+	Super::InitGame(MapName, Options, ErrorMessage);
+	UE_LOG(LogShooterGameMode, Log, TEXT("[%s] Parsing CLI"), *FDateTime::UtcNow().ToString(TEXT("%Y%m%d-%H%M%S")));
+	CachedCommandLine = FCommandLine::Get();
+	bool bIsCriticalError = false;
 	
-	FString CommandLine = FCommandLine::Get();
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>> Command Line: %s"), *CommandLine);
+	//  Parsing of Command Line
+	bDebugMode = FParse::Param(*CachedCommandLine, TEXT("Debug"));
 	
-	//  Checks if param exists (returns bool)
-	
-	// AuthToken returned from the "aws gamelift get-compute-auth-token" API.  Note this will expire and require a new call to the API after 15 minutes.
-	bCriticalFault |= ValidateServerParameters(CommandLine, TEXT("authtoken"),OutServerParameters.m_authToken);
-
-	//  The Host/compute-name of the GameLift Anywhere instance
-	bCriticalFault |= ValidateServerParameters(CommandLine, TEXT("hostid"),OutServerParameters.m_hostId);
-	
-	//  The AnywhereFleet ID.
-	bCriticalFault |= ValidateServerParameters(CommandLine, TEXT("fleetid"),OutServerParameters.m_fleetId);
-	
-	//  The WebSocket URL (GameLiftServiceSdkEndpoint)
-	bCriticalFault |= ValidateServerParameters(CommandLine, TEXT("websocketurl"),OutServerParameters.m_webSocketUrl);
-	
-	//  The port being used, uses UE system default if not entered as a switch
-	OutProcessParameters.port = FURL::UrlConfig.DefaultPort;
-	FParse::Value(*CommandLine, TEXT("port="), OutProcessParameters.port);
-	
-	LogServerSummary(OutServerParameters,OutProcessParameters);
-	
-	return bCriticalFault;
-}	
-
-void AShooterGameMode::LogServerParameters(const FServerParameters& InServerParameters)
+	if (bDebugMode)
 	{
-	//  Log Server Parameters
-	UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_YELLOW);
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>>> WebSocket URL: %s"), *InServerParameters.m_webSocketUrl);
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Fleet ID: %s"), *InServerParameters.m_fleetId);
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Process ID: %s"), *InServerParameters.m_processId);
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Host ID (Compute Name): %s"), *InServerParameters.m_hostId);
-	UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Auth Token: %s"), *InServerParameters.m_authToken);
-	//		UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Aws Region: %s"), *ServerParameters.m_awsRegion);
-	//		UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Access Key: %s"), *ServerParameters.m_accessKey);
-	//		UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Secret Key: %s"), *ServerParameters.m_secretKey);
-	//		UE_LOG(LogShooterGameMode, Log, TEXT(">>>> Session Token: %s"), *ServerParameters.m_sessionToken);
-	UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-}
-
-void AShooterGameMode::SetProcessIdOnServerParameters(FServerParameters& OutServerParameters)
-{
-	// The PID of the running process
-#if PLATFORM_WINDOWS
-	OutServerParameters.m_processId = FString::Printf(TEXT("%d"), GetCurrentProcessId());
-#else
-	OutServerParameters.m_processId = FString::Printf(TEXT("%d"), FGenericPlatformProcess::GetCurrentProcessId());
+		UE_LOG(LogShooterGameMode, Log, TEXT("Debug mode: ENABLED"));
+#if UE_BUILD_DEBUG		
+		UE_LOG(LogShooterGameMode, Log, TEXT("Command Line Arguments: %s"), *CachedCommandLine);
 #endif
 	}
 	
-bool AShooterGameMode::ValidateServerParameters(const FString& CommandLine, const FString& ParameterName,
-	FString& OutValue, const bool bCritical)
-{
-	if (!FParse::Value(*CommandLine, *FString::Printf(TEXT("%s="), *ParameterName), OutValue))
-	{
-		UE_LOG(LogShooterGameMode, Warning, TEXT("-%s not found"), *ParameterName);
-		return bCritical;
-	}
-	return false;
-}
+	ServerPort = GetConfiguredOrDefaultPort();
 	
-void AShooterGameMode::LogServerSummary(const FServerParameters& InServerParameters,
-	const FProcessParameters& InProcessParameters)
+	bIsAnywhereFleet = FParse::Param(*CachedCommandLine, TEXT("glAnywhere"));
+	if (bIsAnywhereFleet)
 	{
-	UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_YELLOW);
-	UE_LOG(LogShooterGameMode, Log, TEXT("=== SERVER STARTUP SUMMARY ==="));
-	UE_LOG(LogShooterGameMode, Log, TEXT("Port: %d"), InProcessParameters.port);
+		UE_LOG(LogShooterGameMode, Log, TEXT("GameLift Anywhere Fleet Command Line Parsing"));
+		UE_LOG(LogShooterGameMode, Log, TEXT("======Command Line Parameters======"));
 		
-	// Inline validation of ServerParams
-	bool bAllValid =	!InServerParameters.m_authToken.IsEmpty() &&
-						!InServerParameters.m_hostId.IsEmpty() &&
-						!InServerParameters.m_fleetId.IsEmpty() &&
-						!InServerParameters.m_webSocketUrl.IsEmpty();
-	
-	UE_LOG(LogShooterGameMode, Log, TEXT("All Anywhere params: %s"), 
-		   bAllValid ? TEXT("VALID ✓") : TEXT("MISSING ❌"));
-	UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-}
-
-void AShooterGameMode::BindGameLiftCallbackFunctions(FProcessParameters& ProcessParameters, FGameLiftServerSDKModule& GameLiftSdkModule)
+		if (!FParse::Value(*CachedCommandLine, TEXT("fleetID="), FleetId))
 		{
-	// Implement callback function onStartGameSession
-	// GameLift sends a game session activation request to the game server
-	// and passes a game session object with game properties and other settings.
-	// Here is where a game server takes action based on the game session object.
-	// When the game server is ready to receive incoming player connections,
-	// it invokes the server SDK call ActivateGameSession().
-
-
-	ProcessParameters.OnStartGameSession.BindLambda([this, &GameLiftSdkModule](Aws::GameLift::Server::Model::GameSession InGameSession)
-	{
-		FString GameSessionId = FString(InGameSession.GetGameSessionId());
-		UE_LOG(LogShooterGameMode, Log, TEXT("GameSession Initializing: %s"), *GameSessionId);
-		FGameLiftGenericOutcome ActivateGameSessionOutcome = GameLiftSdkModule.ActivateGameSession();
-		if (ActivateGameSessionOutcome.IsSuccess())
-		{
-			UE_LOG(LogShooterGameMode, Log, TEXT("Activate GameSession successful"));
+			UE_LOG(LogShooterGameMode, Error, TEXT("FleetId Missing in Command Line"));
+			bIsCriticalError = true;
 		}
 		else
 		{
-			const FGameLiftError& Error = ActivateGameSessionOutcome.GetError();
-			UE_LOG(LogShooterGameMode, Error, TEXT("ActivateGameSession() failed.  Error: %s"), Error.m_errorMessage.IsEmpty() ? TEXT("Unknown Error") : *Error.m_errorMessage);
+			UE_LOG(LogShooterGameMode, Log, TEXT("Fleet ID: %s"), *FleetId);
+		}
+		
+		if (!FParse::Value(*CachedCommandLine, TEXT("authtoken="), AuthToken))
+		{
+			UE_LOG(LogShooterGameMode, Error, TEXT("AuthToken Missing in Command Line"));
+			bIsCriticalError = true;
+		}
+		else
+		{
+			if (bDebugMode)
+			{
+				FString TokenHash = GetSHA256Hash(AuthToken);
+				UE_LOG(LogShooterGameMode, Log, TEXT("AuthToken: %s"), *TokenHash);
+			}
+			else
+			{
+				UE_LOG(LogShooterGameMode, Log, TEXT("AuthToken Length: %d"), AuthToken.Len());
+			}
+		}
+		if (!FParse::Value(*CachedCommandLine, TEXT("hostId="), HostId))
+		{
+			UE_LOG(LogShooterGameMode, Error, TEXT("HostId Missing in Command Line"));
+			bIsCriticalError = true;
+		}
+		else
+		{
+			UE_LOG(LogShooterGameMode, Log, TEXT("Host ID: %s"), *HostId);
+		}
+		if (!FParse::Value(*CachedCommandLine, TEXT("websocketUrl="), WebSocketUrl))
+		{
+			UE_LOG(LogShooterGameMode, Error, TEXT("WebSocketUrl Missing in Command Line"));
+			bIsCriticalError = true;
+		}
+		else
+		{
+			UE_LOG(LogShooterGameMode, Log, TEXT("Websocket URL: %s"), *WebSocketUrl);
+			
+			bool bValidWebSocket = WebSocketUrl.StartsWith(TEXT("wss://")) || WebSocketUrl.StartsWith(TEXT("ws://"));
+
+			if (bValidWebSocket)
+			{
+				int32 ColonPos = WebSocketUrl.Find(TEXT(":"), ESearchCase::CaseSensitive);
+				int32 SlashPos = WebSocketUrl.Find(TEXT("/"), ESearchCase::CaseSensitive, ESearchDir::FromStart, ColonPos + 1);
+    
+				int32 ParsedPort = 443;  // Default wss
+				if (WebSocketUrl.StartsWith(TEXT("ws://"))) ParsedPort = 80;
+    
+				if (ColonPos != INDEX_NONE && SlashPos != INDEX_NONE)
+				{
+					FString PortStr = WebSocketUrl.Mid(ColonPos + 1, SlashPos - ColonPos - 1);
+					int32 ExplicitPort = FCString::Atoi(*PortStr);
+					if (ExplicitPort > 1024 && ExplicitPort <= 65535)  // Privileged ports OK for servers
+					{
+						ParsedPort = ExplicitPort;
+					}
+					else
+					{
+						bValidWebSocket = false;  // Invalid explicit port
+					}
+				}
+    
+				UE_LOG(LogShooterGameMode, Log, TEXT("WebSocket Parsed Port: %d"), ParsedPort);
+			}
+
+			if (!bValidWebSocket)
+			{
+				UE_LOG(LogShooterGameMode, Error, TEXT("Invalid WebSocketUrl: %s"), *WebSocketUrl);
+				bIsCriticalError = true;
+			}
+		}
+		if (ServerPort == 0)
+		{
+			UE_LOG(LogShooterGameMode, Error, TEXT("Invalid or Missing Server Port Number. Shutting Down."));
+			bIsCriticalError = true;
+		}
+		else
+		{
+			UE_LOG(LogShooterGameMode, Log, TEXT("Port: %d"), ServerPort);
+		}
+		if (!FParse::Value(*CachedCommandLine, TEXT("serverRegion="), ServerRegion))
+		{
+			UE_LOG(LogShooterGameMode, Warning, TEXT("ServerRegion Missing in Command Line"));
+		}
+		else
+		{
+			UE_LOG(LogShooterGameMode, Log, TEXT(">>>Server Region: %s"), *ServerRegion);
+		}
+		
+		UE_LOG(LogShooterGameMode, Log, TEXT("==================================="));
+	}
+	else
+	{
+		UE_LOG(LogShooterGameMode, Log, TEXT("GameLift EC2 Fleet"));
+		if (ServerPort == 0)
+		{
+			UE_LOG(LogShooterGameMode, Error, TEXT("Invalid or Missing Server Port Number. Shutting Down."));
+			bIsCriticalError = true;
+		}
+		else
+		{
+			UE_LOG(LogShooterGameMode, Log, TEXT("Port: %d"), ServerPort);
+		}
+	}
+	
+	if (bIsCriticalError)
+	{
+		UE_LOG(LogShooterGameMode, Error, TEXT("Critical Missing or Invalid Arguments in Command Line.   Shutting Down."));
 		FPlatformMisc::RequestExit(true);
 	}
-	});
+	else
+	{
+		UE_LOG(LogShooterGameMode, Log, TEXT("Command Line Parsed Successfully."));
+	}
 	
-	ProcessParameters.OnTerminate.BindLambda([this, &GameLiftSdkModule]()
+	
+}
+
+int32 AShooterGameMode::GetConfiguredOrDefaultPort() const
 {
-		FGameLiftGenericOutcome ProcessEndingOutcome = GameLiftSdkModule.ProcessEnding();
-		FGameLiftGenericOutcome DestroyOutcome = GameLiftSdkModule.Destroy();
-		if (ProcessEndingOutcome.IsSuccess() && DestroyOutcome.IsSuccess())
+	//  Default Unreal Engine listen/dedicated server port
+	int32 Port = 7777;
+	
+	//  Check if a port was passed via command line: -port=xxxx
+	int32 CmdPort = 0;
+	if (FParse::Value(*CachedCommandLine, TEXT("port="), CmdPort))
 	{
-			UE_LOG(LogShooterGameMode, Log, TEXT("Server process ending successfully"));
-			FPlatformMisc::RequestExit(false);
+		if (CmdPort > 1024 && CmdPort <= 65535)
+		{
+			Port = CmdPort;
 		}
 		else
 		{
-			if (!ProcessEndingOutcome.IsSuccess())
+			Port = 0;
+		}
+	}
+	return Port;
+}
+
+FString AShooterGameMode::GetSHA256Hash(const FString& Input)
 {
-				const FGameLiftError& Error = ProcessEndingOutcome.GetError();
-				UE_LOG(LogShooterGameMode, Error, TEXT("ProcessEnding() failed.  Error: %s"), Error.m_errorMessage.IsEmpty() ? TEXT("Unknown Error") : *Error.m_errorMessage);
-			}
-			if (!DestroyOutcome.IsSuccess())
+	FTCHARToUTF8 Utf8Input(Input);
+	FSHA256Signature Hash;
+	if (FPlatformMisc::GetSHA256Signature(reinterpret_cast<const uint8*>(Utf8Input.Get()), Utf8Input.Length(), Hash))
 	{
-				const FGameLiftError& Error = DestroyOutcome.GetError();
-				UE_LOG(LogShooterGameMode, Error, TEXT("Destroy() failed. Error: %s"), Error.m_errorMessage.IsEmpty() ? TEXT("Unknown error") : *Error.m_errorMessage);
+		return Hash.ToString();
 	}
-			FPlatformMisc::RequestExit(true);
+	return FString::Printf(TEXT("Fail_%dbytes"), Input.Len());
 }
-	});
-	
-	ProcessParameters.OnHealthCheck.BindLambda([=]()
-	{
-		return true;
-	});
-	
-	// Here, the game server tells GameLift where to find game session Log files.
-	// At the end of a game session, GameLift uploads everything in the specified
-	// location and stores it in the cloud for access later.
-	
-	TArray<FString> LogFiles;
-	FString LogDirectory =FPaths::ProjectSavedDir() / TEXT("Logs");
-	FString LogFile = LogDirectory / TEXT("GameLiftServer.log");
-	LogFiles.Add(LogFile);
-	
-	UE_LOG(LogShooterGameMode, Log, TEXT("Before Adding Log Files"));
-	ProcessParameters.logParameters = LogFiles;
-}
-
-void AShooterGameMode::InitiateProcessReady(FProcessParameters& ProcessParameters, FGameLiftServerSDKModule& GameLiftSdkModule)
-{
-	//  The game server calls ProcessReady() to tell Amazon GameLift Servers it's ready to host game sessions.
-	UE_LOG(LogShooterGameMode, Log, TEXT("Calling Process Ready..."));
-	FGameLiftGenericOutcome ProcessReadyOutcome = GameLiftSdkModule.ProcessReady(ProcessParameters);
-	
-	if (ProcessReadyOutcome.IsSuccess())
-	{
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_GREEN);
-		UE_LOG(LogShooterGameMode, Log, TEXT("Process Ready!"));
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-	}
-	else
-	{
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_RED);
-		UE_LOG(LogShooterGameMode, Log, TEXT("ERROR: Process Ready Failed!"));
-		FGameLiftError ProcessReadyError = ProcessReadyOutcome.GetError();
-		UE_LOG(LogShooterGameMode, Log, TEXT("ERROR: %s"), *ProcessReadyError.m_errorMessage);
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-	}
-
-	UE_LOG(LogShooterGameMode, Log, TEXT("InitGameLift completed!"));
-}
-
-bool AShooterGameMode::InitiateConnectionWithGameLiftAgent(FServerParameters& ServerParameters, FGameLiftServerSDKModule& GameLiftSdkModule)
-{
-	// InitSDK will establish a local connection with GameLift's agent to enable further communication
-	
-	FGameLiftGenericOutcome InitSdkOutcome = GameLiftSdkModule.InitSDK(ServerParameters);
-	if (InitSdkOutcome.IsSuccess())
-	{
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_GREEN);
-		UE_LOG(LogShooterGameMode, Log, TEXT("GameLift Init SDK Succeeded"));
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-	}
-	else
-	{
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_RED);
-		UE_LOG(LogShooterGameMode, Log, TEXT("ERROR: InitSDK failed : ("));
-		FGameLiftError GameLiftError = InitSdkOutcome.GetError();
-		UE_LOG(LogShooterGameMode, Log, TEXT("ERROR: %s"), *GameLiftError.m_errorMessage);
-		UE_LOG(LogShooterGameMode, SetColor, TEXT("%s"), COLOR_NONE);
-		return true;
-	}
-	return false;
-}
-
-#endif

 void AShooterGameMode::InitGameLift()
 {
-#if WITH_GAMELIFT
-	UE_LOG(LogShooterGameMode, Log, TEXT("Calling InitGameLift"));
-	
-	FServerParameters ServerParameters;
-	FProcessParameters ProcessParameters;
-	
-	// Getting the module first.
-	FGameLiftServerSDKModule& GameLiftSdkModule = FModuleManager::LoadModuleChecked<FGameLiftServerSDKModule>(FName("GameLiftServerSDK"));
-
-	// Define the server parameters for a GameLift Anywhere fleet.  These are not needed for a GameLift managed EC2 fleet.
-	bool bIsAnywhereActive = false;
-	if (FParse::Param(FCommandLine::Get(), TEXT("-glAnywhere")))
-	{
-		bIsAnywhereActive = true;
+	//TODO: Need to write later, working on parser first.
 }

-	if (bIsAnywhereActive)
-	{
-		UE_LOG(LogShooterGameMode, Log, TEXT("Configuring server parameters for Anywhere..."));
-		if (SetParametersFromCommandLine(ServerParameters, ProcessParameters))
-		{
-			UE_LOG(LogShooterGameMode, Error, TEXT("Critical Error, shutting server down..."));
-			FPlatformMisc::RequestExit(true);
-			return;
-		}
-		
-		SetProcessIdOnServerParameters(ServerParameters);
-		if (ServerParameters.m_processId.IsEmpty())
-		{
-			UE_LOG(LogShooterGameMode, Warning, TEXT("ProcessId is empty"));
-			FPlatformMisc::RequestExit(true);
-			return;
-		}
-		LogServerParameters(ServerParameters);
-	
-		UE_LOG(LogShooterGameMode, Log, TEXT("Initializing the GameLift Server..."));
-		
-	BindGameLiftCallbackFunctions(ProcessParameters, GameLiftSdkModule);
-	}
-	else
-	{
-		// Using EC2
-		UE_LOG(LogShooterGameMode, Log, TEXT("Using Gamelift EC2 Managed Fleet"));
-		
-		// EC2: Bind Callbacks (populates logParameters automatically)
-		BindGameLiftCallbackFunctions(ProcessParameters, GameLiftSdkModule);
-		
-		// EC2:  Empty ServerParameters = GameLift agent provies all config
-		UE_LOG(LogShooterGameMode, Log, TEXT("Initializing EC2 GameLift Server..."));
-	}
-	if (InitiateConnectionWithGameLiftAgent(ServerParameters, GameLiftSdkModule)) return;
-	InitiateProcessReady(ProcessParameters, GameLiftSdkModule);
-#endif
-}
--- a/Source/FPSTemplate/Public/Game/ShooterGameMode.h
+++ b/Source/FPSTemplate/Public/Game/ShooterGameMode.h
@@ -5,214 +5,13 @@
 #include "CoreMinimal.h"
 #include "ShooterGameModeBase.h"

-#if WITH_GAMELIFT
-#include "GameLiftServerSDK.h"
-#endif
-
 #include "ShooterGameMode.generated.h"

-
-/*
-struct FCommandLineArgs
-{
-	TMap<FString,FString> Options;
-	TArray<FString> CmdArguments;
-	
-	void ParseCommandLine()
-	{
-		const TCHAR* CommandLine = FCommandLine::Get();
-
-		//  Reserves estimated space to avoid reallocations
-		Options.Reserve(10);
-		CmdArguments.Reserve(10);
-		
-		FString Key, Value, Token;
-		FString FlagName = FString(TEXT(""));
-		while (FParse::Token(CommandLine, Token, true))
-		{
-			//  Check if token starts with '-'
-			if (Token.StartsWith(TEXT("-")))
-			{
-				//  Remove the leading '-' and store the flag name
-				FlagName = Token.Mid(1);
-				
-				//  If it's in the form Key=Value, split it
-				if (FlagName.Split(TEXT("="), &Key, &Value))
-				{
-					Key=Key.ToLower();
-					Value=Value.ToLower();
-					//  Normalize boolean values
-					if (Value.Equals(TEXT("true"), ESearchCase::IgnoreCase) || Value.Equals(TEXT("1")))
-					{
-						Options.Add(Key, TEXT("true"));
-					}
-					else if (Value.Equals(TEXT("false"), ESearchCase::IgnoreCase) || Value.Equals(TEXT("0")))
-					{
-						Options.Add(Key, TEXT("false"));
-					}
-					else
-					{
-						Options.Add(Key, Value);
-					}
-				}
-				else
-				{
-					// Bare flag (for 
-					// example -Debug or -NoSound)
-					
-					//  The convention is flags starting with "No" are false
-					if (FlagName.StartsWith(TEXT("No")) && FlagName.Len() > 2)
-					{
-						Key = FlagName.Mid(2).ToLower();
-
-						Options.Add(Key, TEXT("false"));
-					}
-					else
-					{
-						Key = FlagName.ToLower();
-						Options.Add(Key, TEXT("true"));
-					}
-					
-					//  Also add to Arguments array for backward compatibility
-					CmdArguments.Add(FlagName);
-				}
-			}
-			else
-			{
-				CmdArguments.Add(Token);
-			}
-		}
-	}
-	
-	FString GetValueFromKey(const FString& Key, const FString& DefaultValue = TEXT("")) const
-	{
-		FString NormalizedKey = Key.ToLower();
-		const FString* ValuePtr = Options.Find(NormalizedKey);
-		return ValuePtr ? *ValuePtr : DefaultValue;
-	}
-	
-	bool TryGetValue(const FString& Key, FString& OutValue) const
-	{
-		FString NormalizedKey = Key.ToLower();
-		if (const FString* ValuePtr = Options.Find(NormalizedKey))
-		{
-			OutValue = *ValuePtr;
-			return true;
-		}
-		return false;
-	}
-	
-	FString ToString() const
-	{
-		FString Result;
-		for (const auto& Pair : Options)
-		{
-			Result += FString::Printf(TEXT("-%s=%s "), *Pair.Key, *Pair.Value);
-		}
-		for (const FString& Arg : CmdArguments)
-		{
-			Result += Arg + TEXT(" ");
-		}
-		return Result.TrimEnd();
-	}
-	
-	// Get a boolean value, returns Default if not found or invalid
-	bool GetBool(const FString& Key, bool DefaultValue = false) const
-	{
-		FString Value;
-		if (TryGetValue(Key, Value))
-		{
-			if (Value.Equals(TEXT("true"), ESearchCase::IgnoreCase) ||
-				Value.Equals(TEXT("1")) ||
-				Value.Equals(TEXT("yes"), ESearchCase::IgnoreCase))
-			{
-				return true;
-			}
-			if (Value.Equals(TEXT("false"), ESearchCase::IgnoreCase) ||
-				Value.Equals(TEXT("0")) ||
-				Value.Equals(TEXT("no"), ESearchCase::IgnoreCase))
-			{
-				return false;
-			}
-		}
-		return DefaultValue;
-	}
-
-	// Get an integer value, returns Default if not found or not numeric
-	int32 GetInt(const FString& Key, int32 DefaultValue = 0) const
-	{
-		FString Value;
-		if (TryGetValue(Key, Value))
-		{
-			return FCString::Atoi(*Value);
-		}
-		return DefaultValue;
-	}
-
-	// Get a float value
-	float GetFloat(const FString& Key, float DefaultValue = 0.0f) const
-	{
-		FString Value;
-		if (TryGetValue(Key, Value))
-		{
-			return FCString::Atof(*Value);
-		}
-		return DefaultValue;
-	}
-
-	// Get as FName (useful for modes, map names, etc.)
-	FName GetName(const FString& Key, const FName& DefaultValue = NAME_None) const
-	{
-		FString Value;
-		if (TryGetValue(Key, Value))
-		{
-			return FName(*Value);
-		}
-		return DefaultValue;
-	}
-	
-	// Set a string value (core setter used by others)
-	void SetValue(const FString& Key, const FString& Value)
-	{
-		Options.Add(Key.ToLower(), Value.ToLower());
-	}
-
-	// Set a boolean option
-	void SetBool(const FString& Key, bool bValue)
-	{
-		Options.Add(Key.ToLower(), bValue ? TEXT("true") : TEXT("false"));
-	}
-
-	// Set an integer option
-	void SetInt(const FString& Key, int32 Value)
-	{
-		Options.Add(Key.ToLower(), FString::FromInt(Value));
-	}
-
-	// Set a float option (with minimal formatting)
-	void SetFloat(const FString& Key, float Value, int32 Precision = 2)
-	{
-		FString FloatStr = FString::SanitizeFloat(Value, Precision);
-		Options.Add(Key.ToLower(), FloatStr);
-	}
-
-	// Set an FName option
-	void SetName(const FString& Key, const FName& NameValue)
-	{
-		Options.Add(Key.ToLower(), NameValue.ToString().ToLower());
-	}
-
-	// Add a bare flag (true/false toggle stored for ToString output)
-	void SetFlag(const FString& Flag, bool bEnabled = true)
-	{
-		FString Key = Flag.ToLower();
-		Options.Add(Key, bEnabled ? TEXT("true") : TEXT("false"));
-		CmdArguments.Add(Flag);  // maintain compatibility with older flag parsing
-	}
-};
-*/
 DECLARE_LOG_CATEGORY_EXTERN(LogShooterGameMode, Log, All);

+struct FProcessParameters;
+struct FServerParameters;
+
 /**
 * 
 */
@@ -225,22 +24,43 @@ public:
 	AShooterGameMode();

 protected:
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	bool bIsAnywhereFleet = false;
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	FString FleetId;
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	FString AuthToken;
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	FString HostId;
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	FString WebSocketUrl;
+	
+	UPROPERTY(Config)
+	FString ServerRegion;
+	
+	UPROPERTY(Config, BlueprintReadOnly)
+	int32 ServerPort;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	bool bDebugMode = false;
+	
 	virtual void BeginPlay() override;
+	virtual void InitGame(const FString& MapName, const FString& Options, FString& ErrorMessage) override;
 	
 private:
+	FString CachedCommandLine;
+	TSharedPtr<FProcessParameters> ProcessParameters;
+	TSharedPtr<FServerParameters> ServerParameters;
+	
+	int32 GetConfiguredOrDefaultPort() const;
+	static FString GetSHA256Hash(const FString& Input);
 	
-	void InitGameLift();
 #if WITH_GAMELIFT
-	bool SetParametersFromCommandLine(FServerParameters& OutServerParameters, FProcessParameters& OutProcessParameters);
-	static void LogServerParameters(const FServerParameters& InServerParameters);
-	void SetProcessIdOnServerParameters(FServerParameters& OutServerParameters);
-	bool ValidateServerParameters(const FString& CommandLine, const FString& ParameterName, FString& OutValue, const bool bCritical = true);
-	void LogServerSummary(const FServerParameters& InServerParameters, const FProcessParameters& InProcessParameters);
-	void BindGameLiftCallbackFunctions(FProcessParameters& ProcessParameters,
-	                                   FGameLiftServerSDKModule& GameLiftSdkModule);
-	void InitiateProcessReady(FProcessParameters& ProcessParameters, FGameLiftServerSDKModule& GameLiftSdkModule);
-	bool InitiateConnectionWithGameLiftAgent(FServerParameters& ServerParameters,
-	                                         FGameLiftServerSDKModule& GameLiftSdkModule);
+	void InitGameLift();
 #endif
-
 };
Author	SHA1	Message	Date
Norman Lansing	ade2a38d7c	Basic parsing completed, next step is to refactor the InitGame function.	2026-03-04 09:54:18 -05:00
Norman Lansing	ebf932882b	Removed old code. Wrote new command line argument parser/cacher	2026-03-04 06:40:59 -05:00
Norman Lansing	13daff916c	Lesson 44 - Deleting the Fleet (EC2), all working at this point.	2026-03-03 18:27:04 -05:00