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Integrated logging

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zervo 2024-10-16 08:11:06 +02:00
parent 511d371dba
commit b2e2d340b7
8 changed files with 84 additions and 10 deletions
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2
README.md
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@ -45,3 +45,5 @@ MonoMod API documentation: [https://monomod.github.io/api/index.html](https://mo
MonoMod step-by-step example implementation: [https://github.com/TROYTRON/ti-mods/blob/main/tutorials/MonoMod%20Guide.md](https://github.com/TROYTRON/ti-mods/blob/main/tutorials/MonoMod%20Guide.md)
dnSpy decomp/analysis tool: [https://github.com/dnSpyEx/dnSpy](https://github.com/dnSpyEx/dnSpy)
sandbox for testing modifications (if you cant host a seb server): [https://sandbox.moodledemo.net](https://sandbox.moodledemo.net)

6
SEBPatcher.Configuration/SEBPatcher.Configuration.csproj
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@ -72,5 +72,11 @@
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="patch_IntegrityModule.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\SEBPatcherUtils\SEBPatcherUtils.csproj">
<Project>{82F861DC-D8C7-46F9-AA60-B67CF43712D5}</Project>
<Name>SEBPatcherUtils</Name>
</ProjectReference>
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
</Project>

12
SEBPatcher.Configuration/patch_IntegrityModule.cs
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@ -1,11 +1,20 @@
using System;
using MonoMod;
using SEBPatcherUtils;
namespace SafeExamBrowser.Configuration.Integrity
{
public class patch_IntegrityModule : IntegrityModule
{
public PatchLogger patchlogger;
[MonoModIgnore] public patch_IntegrityModule(Configuration.Contracts.AppConfig appConfig, SafeExamBrowser.Logging.Contracts.ILogger logger) : base(appConfig, logger) { }
[MonoModOriginal] public extern void orig_IntegityModule(Configuration.Contracts.AppConfig appConfig, SafeExamBrowser.Logging.Contracts.ILogger logger);
[MonoModConstructor] public void IntegrityModule(Configuration.Contracts.AppConfig appConfig, SafeExamBrowser.Logging.Contracts.ILogger logger)
{
orig_IntegityModule(appConfig, logger);
patchlogger = new PatchLogger("Configuration.Integrity");
}
[MonoModOriginal] public extern bool orig_TryVerifyCodeSignature(out bool isValid);
#pragma warning disable CS0108 // Member hides inherited member; missing new keyword
@ -13,6 +22,9 @@ namespace SafeExamBrowser.Configuration.Integrity
#pragma warning restore CS0108 // Member hides inherited member; missing new keyword
{
bool result = orig_TryVerifyCodeSignature(out isValid);
patchlogger.Info($"SEB integrity check result: {result}");
isValid = true;
return true;
}

14
SEBPatcher.Monitoring/Display/patch_DisplayMonitor.cs
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@ -1,5 +1,5 @@
using System;
using MonoMod;
using MonoMod;
using SEBPatcherUtils;
using SafeExamBrowser.Logging.Contracts;
using SafeExamBrowser.SystemComponents.Contracts;
using SafeExamBrowser.Monitoring.Contracts.Display;
@ -12,7 +12,15 @@ namespace SafeExamBrowser.Monitoring.Display
public class patch_DisplayMonitor : DisplayMonitor
#pragma warning restore IDE1006 // Naming Styles
{
public PatchLogger patchlogger;
[MonoModIgnore] public patch_DisplayMonitor(ILogger logger, INativeMethods nativeMethods, ISystemInfo systemInfo) : base(logger, nativeMethods, systemInfo) { }
[MonoModOriginal] public extern void orig_DisplayMonitor(ILogger logger, INativeMethods nativeMethods, ISystemInfo systemInfo);
[MonoModConstructor] public void DisplayMonitor(ILogger logger, INativeMethods nativeMethods, ISystemInfo systemInfo)
{
orig_DisplayMonitor(logger, nativeMethods, systemInfo);
patchlogger = new PatchLogger("Monitoring.Display.DisplayMonitor");
}
#pragma warning disable IDE1006 // Naming Styles
[MonoModOriginal] public extern ValidationResult orig_ValidateConfiguration(DisplaySettings settings);
@ -23,6 +31,8 @@ namespace SafeExamBrowser.Monitoring.Display
{
ValidationResult result = orig_ValidateConfiguration(settings);
patchlogger.Info($"SEB display validation result: {result}");
return new ValidationResult
{
ExternalDisplays = 0,

11
SEBPatcher.Monitoring/patch_Clipboard.cs
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@ -1,4 +1,5 @@
using MonoMod;
using SEBPatcherUtils;
using SafeExamBrowser.Logging.Contracts;
namespace SafeExamBrowser.Monitoring
@ -7,7 +8,15 @@ namespace SafeExamBrowser.Monitoring
public class patch_Clipboard : Clipboard
#pragma warning restore IDE1006 // Naming Styles
{
public PatchLogger patchlogger;
[MonoModIgnore] public patch_Clipboard(ILogger logger, SafeExamBrowser.WindowsApi.Contracts.INativeMethods nativeMethods, int timeout_ms = 50) : base(logger, nativeMethods, timeout_ms) { }
[MonoModOriginal] public extern void orig_Clipboard(ILogger logger, SafeExamBrowser.WindowsApi.Contracts.INativeMethods nativeMethods, int timeout_ms = 50);
[MonoModConstructor] public void Clipboard(ILogger logger, SafeExamBrowser.WindowsApi.Contracts.INativeMethods nativeMethods, int timeout_ms = 50)
{
orig_Clipboard(logger, nativeMethods, timeout_ms);
patchlogger = new PatchLogger("Monitoring.Clipboard");
}
#pragma warning disable IDE0044 // Add readonly modifier
[MonoModIgnore] private ILogger logger;
@ -18,6 +27,7 @@ namespace SafeExamBrowser.Monitoring
#pragma warning restore CS0108 // Member hides inherited member; missing new keyword
{
this.logger.Info(string.Format("Initialized clipboard for policy '{0}'.", policy));
patchlogger.Info($"SEB wants clipboard policy {policy} (won't get it though!)");
}
#pragma warning disable CS0108 // Member hides inherited member; missing new keyword
@ -25,6 +35,7 @@ namespace SafeExamBrowser.Monitoring
#pragma warning restore CS0108 // Member hides inherited member; missing new keyword
{
this.logger.Info("Finalized clipboard");
patchlogger.Info("Clipboard monitoring 'terminated' (didn't even exist in the first place ;D)");
}
}
}

23
SEBPatcher.Monitoring/patch_RemoteSessionDetector.cs
View file

@ -1,5 +1,5 @@
using System;
using MonoMod;
using MonoMod;
using SEBPatcherUtils;
using SafeExamBrowser.Logging.Contracts;
namespace SafeExamBrowser.Monitoring
@ -8,7 +8,17 @@ namespace SafeExamBrowser.Monitoring
public class patch_RemoteSessionDetector : RemoteSessionDetector
#pragma warning restore IDE1006 // Naming Styles
{
public PatchLogger patchlogger;
[MonoModIgnore] public patch_RemoteSessionDetector(ILogger logger) : base(logger) { }
#pragma warning disable IDE1006 // Naming Styles
[MonoModOriginal] public extern void orig_RemoteSessionDetector(ILogger logger);
#pragma warning restore IDE1006 // Naming Styles
[MonoModConstructor] public void RemoteSessionDetector(ILogger logger)
{
orig_RemoteSessionDetector(logger);
patchlogger = new PatchLogger("Monitoring.RemoteSessionDetector");
}
#pragma warning disable IDE1006 // Naming Styles
[MonoModOriginal] public extern bool orig_IsRemoteSession();
@ -19,6 +29,15 @@ namespace SafeExamBrowser.Monitoring
{
bool isRemoteSession = orig_IsRemoteSession();
if (isRemoteSession)
{
patchlogger.Info("SEB detected remote session on host! (will be ignored, ofcourse ;D)");
}
else
{
patchlogger.Info("SEB did not detect remote session on host");
}
return false;
}
}

20
SEBPatcher.Monitoring/patch_VirtualMachineDetector.cs
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@ -10,11 +10,16 @@ namespace SafeExamBrowser.Monitoring
public class patch_VirtualMachineDetector : VirtualMachineDetector
#pragma warning restore IDE1006 // Naming Styles
{
public PatchLogger patchlogger;
[MonoModIgnore] public patch_VirtualMachineDetector(ILogger logger, IRegistry registry, ISystemInfo systemInfo) : base(logger, registry, systemInfo) { }
[MonoModOriginal] public extern void orig_VirtualMachineDetector();
[MonoModConstructor] public void VirtualMachineDetector()
#pragma warning disable IDE1006 // Naming Styles
[MonoModOriginal] public extern void orig_VirtualMachineDetector(ILogger logger, IRegistry registry, ISystemInfo systemInfo);
#pragma warning restore IDE1006 // Naming Styles
[MonoModConstructor] public void VirtualMachineDetector(ILogger logger, IRegistry registry, ISystemInfo systemInfo)
{
orig_VirtualMachineDetector();
orig_VirtualMachineDetector(logger, registry, systemInfo);
patchlogger = new PatchLogger("MonitoringVirtualMachineDetector");
}
#pragma warning disable IDE1006 // Naming Styles
@ -26,6 +31,15 @@ namespace SafeExamBrowser.Monitoring
{
bool isVirtualMachine = orig_IsVirtualMachine();
if (isVirtualMachine)
{
patchlogger.Info("SEB detected host as virtual machine! (will be ignored, ofcourse ;D)");
}
else
{
patchlogger.Info("SEB did not detect host as virtual machine.");
}
return false;
}
}

6
SEBPatcherUtils/PatchLogger.cs
View file

@ -8,9 +8,9 @@ namespace SEBPatcherUtils
private readonly string _logFilePath;
private readonly string _logModule;
public PatchLogger(string logModule, string logFilePath)
public PatchLogger(string logModule)
{
_logFilePath = logFilePath;
_logFilePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "SafeExamBrowser", "SEBPatcher.log");
_logModule = logModule;
}
@ -40,7 +40,7 @@ namespace SEBPatcherUtils
Log(message, "DEBUG");
}
public void AppendToFile(string logEntry)
private void AppendToFile(string logEntry)
{
try
{