[release/v7.6.6] Add support for new WLDP setting `EnableFileOnlyEntry` by SeeminglyScience · Pull Request #27922 · PowerShell/PowerShell · GitHub
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[release/v7.6.6] Add support for new WLDP setting EnableFileOnlyEntry #27922

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Merged
Patrick Meinecke (SeeminglyScience) merged 1 commit into from
Sep 1, 2026
Merged

[release/v7.6.6] Add support for new WLDP setting EnableFileOnlyEntry #27922

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70 changes: 70 additions & 0 deletions src/Microsoft.PowerShell.ConsoleHost/host/msh/CommandLineParameterParser.cs
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85 changes: 44 additions & 41 deletions src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHost.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -165,8 +165,6 @@ internal static int Start(
// improve startup performance.
}

uint exitCode = ExitCodeSuccess;

Thread.CurrentThread.Name = "ConsoleHost main thread";

try
Expand All @@ -192,7 +190,7 @@ internal static int Start(
// or start up the engine and retrieve the information via $psversiontable.GitCommitId
// but this returns the semantic version and avoids executing a script
s_theConsoleHost.UI.WriteLine($"PowerShell {PSVersionInfo.GitCommitId}");
return 0;
return ExitCodeSuccess;
}

// Servermode parameter validation check.
Expand Down Expand Up @@ -223,6 +221,14 @@ internal static int Start(
return ExitCodeBadCommandLineParameter;
}

if (serverModeCount is 1 && CommandLineParameterParser.IsFileOnlyEntryEnabled)
{
// User facing error message should already be written by the parser,
// so just trace and exit.
s_tracer.TraceError("Server mode cannot be specified when FileOnlyEntry policy is in place.");
return ExitCodeBadCommandLineParameter;
}

#if !UNIX
TaskbarJumpList.CreateRunAsAdministratorJumpList();
#endif
Expand All @@ -237,9 +243,10 @@ internal static int Start(
configurationName: null,
configurationFile: s_cpp.ConfigurationFile,
combineErrOutStream: false);
exitCode = 0;
return ExitCodeSuccess;
}
else if (s_cpp.SSHServerMode)

if (s_cpp.SSHServerMode)
{
ApplicationInsightsTelemetry.SendPSCoreStartupTelemetry("SSHServer", s_cpp.ParametersUsedAsDouble);
ProfileOptimization.StartProfile("StartupProfileData-SSHServerMode");
Expand All @@ -249,18 +256,20 @@ internal static int Start(
configurationName: null,
configurationFile: s_cpp.ConfigurationFile,
combineErrOutStream: true);
exitCode = 0;
return ExitCodeSuccess;
}
else if (s_cpp.NamedPipeServerMode)

if (s_cpp.NamedPipeServerMode)
{
ApplicationInsightsTelemetry.SendPSCoreStartupTelemetry("NamedPipe", s_cpp.ParametersUsedAsDouble);
ProfileOptimization.StartProfile("StartupProfileData-NamedPipeServerMode");
RemoteSessionNamedPipeServer.RunServerMode(
configurationName: s_cpp.ConfigurationName);
exitCode = 0;
return ExitCodeSuccess;
}
#if !UNIX
else if (s_cpp.V2SocketServerMode)

if (s_cpp.V2SocketServerMode)
{
if (s_cpp.Token == null)
{
Expand All @@ -284,50 +293,49 @@ internal static int Start(
token: s_cpp.Token,
tokenCreationTime: s_cpp.UTCTimestamp.Value);

exitCode = 0;
return ExitCodeSuccess;
}
#endif
else if (s_cpp.SocketServerMode)

if (s_cpp.SocketServerMode)
{
ApplicationInsightsTelemetry.SendPSCoreStartupTelemetry("SocketServerMode", s_cpp.ParametersUsedAsDouble);
ProfileOptimization.StartProfile("StartupProfileData-SocketServerMode");
HyperVSocketMediator.Run(
initialCommand: s_cpp.InitialCommand,
configurationName: s_cpp.ConfigurationName);
exitCode = 0;
return ExitCodeSuccess;
}
else

// Run PowerShell in normal console mode.
if (hostException != null)
{
// Run PowerShell in normal console mode.
if (hostException != null)
{
// Unable to create console host.
throw hostException;
}
// Unable to create console host.
throw hostException;
}

if (LoadPSReadline())
{
ProfileOptimization.StartProfile("StartupProfileData-Interactive");
if (LoadPSReadline())
{
ProfileOptimization.StartProfile("StartupProfileData-Interactive");

if (UpdatesNotification.CanNotifyUpdates)
{
// Start a task in the background to check for the update release.
_ = UpdatesNotification.CheckForUpdates();
}
}
else
if (UpdatesNotification.CanNotifyUpdates)
{
ProfileOptimization.StartProfile("StartupProfileData-NonInteractive");
// Start a task in the background to check for the update release.
_ = UpdatesNotification.CheckForUpdates();
}
}
else
{
ProfileOptimization.StartProfile("StartupProfileData-NonInteractive");
}

s_theConsoleHost.BindBreakHandler();
IsStdOutputRedirected = Console.IsOutputRedirected;
s_theConsoleHost.BindBreakHandler();
IsStdOutputRedirected = Console.IsOutputRedirected;

// Send startup telemetry for ConsoleHost startup
ApplicationInsightsTelemetry.SendPSCoreStartupTelemetry("Normal", s_cpp.ParametersUsedAsDouble);
// Send startup telemetry for ConsoleHost startup
ApplicationInsightsTelemetry.SendPSCoreStartupTelemetry("Normal", s_cpp.ParametersUsedAsDouble);

exitCode = s_theConsoleHost.Run(s_cpp, false);
}
return unchecked((int)s_theConsoleHost.Run(s_cpp, false));
}
finally
{
Expand All @@ -349,11 +357,6 @@ internal static int Start(
}
#pragma warning restore IDE0031
}

unchecked
{
return (int)exitCode;
}
}

internal static void ParseCommandLine(string[] args)
Expand Down
9 changes: 9 additions & 0 deletions src/Microsoft.PowerShell.ConsoleHost/resources/CommandLineParameterParserStrings.resx
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