dotfiles: let a standard account collect ETW traces

[dotfiles] / setup-windows.bat

diff --git a/setup-windows.bat b/setup-windows.bat
index 5dc46e6e48680edf9c3e3099a5666f1545524d20..1d32adae6c50142d34c9a4067e72120ea16cec2e 100644 (file)
--- a/setup-windows.bat
+++ b/setup-windows.bat
@@ -56,10 +56,15 @@ set "DOTNET_EXE=%ProgramFiles%\dotnet\dotnet.exe"
 @rem --- Elevated installs (VS2022, WDK, system tools) ---\r
 @rem The elevated script runs in its own window and logs to setup-windows-uac.log.\r
 @rem -PassThru + $p.ExitCode propagates its real exit code back through to ERRORLEVEL.\r
+@rem\r
+@rem -TraceUser passes YOU across the UAC boundary. Accepting that prompt with an\r
+@rem administrator's credentials runs the elevated half AS that administrator, so\r
+@rem it cannot see whose box this is; the account named here is the one it grants\r
+@rem non-elevated ETW collection rights to (xperf / wpr without a UAC prompt).\r
 set "UAC_LOG=%~dp0setup-windows-uac.log"\r
 if exist "%UAC_LOG%" del "%UAC_LOG%"\r
 \r
-powershell -NoProfile -Command "$p = Start-Process powershell -Verb RunAs -ArgumentList '-NoProfile','-ExecutionPolicy','Bypass','-File','""%~dp0setup-windows-with-uac.ps1""' -Wait -PassThru; exit $p.ExitCode"\r
+powershell -NoProfile -Command "$p = Start-Process powershell -Verb RunAs -ArgumentList '-NoProfile','-ExecutionPolicy','Bypass','-File','""%~dp0setup-windows-with-uac.ps1""','-TraceUser','""%USERDOMAIN%\%USERNAME%""' -Wait -PassThru; exit $p.ExitCode"\r
 set "UAC_RC=%ERRORLEVEL%"\r
 \r
 @rem --- Surface the elevated session's output (its window has already closed) ---\r