Change text

.gitignore

@@ -0,0 +1,2 @@
+/*.pdf
+/*.zip

README.md

@@ -1,6 +1,6 @@
 # BeszelWin
 
-A collection of four scripts to build, install, update or uninstall the [Beszel](https://beszel.dev) agent under Microsoft Windows.
+A collection of four scripts to build, install, update or uninstall the [Beszel](https://beszel.dev) agent under Microsoft Windows, inspired by [*Using Beszel to monitor Windows*](https://blog.ktz.me/using-beszel-to-monitor-windows/) by Alex Kretschmar.
 
 ## (1) Building the executable
 
@@ -22,6 +22,23 @@ Open a `cmd.exe` shell, `cd` into the script directory (where you extracted the
 
 The script will install *Git* and *Go* (if not yet installed) with *Winget*, clone the *Beszel* repository and build a Windows 64 bit `agent.exe` binary.
 
+```
+C:\Users\User\Downloads\install-beszel-service>build_agent.cmd
+This script downloads the Beszel repository and builds the Beszel agent for Windows (64 Bit only).
+If not yet installed, Git and Go will be installed via Winget.
+
+Winget executable found
+Installing Go with Winget
+Installing Git with Winget
+Refreshing environment variables from registry for cmd.exe. Please wait...Finished..
+Cloning Beszel repository
+Building agent
+Build successful
+Beszel agent.exe was built and copied, you can proceed with 'install-beszel-service.cmd'.
+```
+
+
+
 ## (2) Installing the service
 
 ### Prerequisites
@@ -54,6 +71,42 @@ The provided `agent.exe` was compiled on January, 17th 2025 by me and should be
 
 For more details, see [*Using Beszel to monitor Windows*](https://blog.ktz.me/using-beszel-to-monitor-windows/) by Alex Kretschmar.
 
+```
+C:\Users\User\Downloads\install-beszel-service>install-beszel-service.cmd ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJwRj3l7U9QUJM2K8p2mkH8KDJmhpMwejuPci4LtGxEz
+This script installs the Beszel agent for Windows.
+If not yet installed, NSSM will be installed via Winget.
+
+Checking adminstrative rights
+Administrative rights check OK
+Creating directory C:\Program Files\BeszelAgent
+Downloading NSSM
+Extracting ZIP file
+Copying nssm.exe to C:\Program Files\BeszelAgent
+Deleting temporary files and directories
+Copying agent.exe to C:\Program Files\BeszelAgent
+Adding firewall rule
+Installing service BeszelAgent
+Setting environment for BeszelAgent
+Starting BeszelAgent
+BeszelAgent: START: The operation completed successfully.
+Display service status
+NSSM dump:
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" install BeszelAgent "C:\Program Files\BeszelAgent\agent.exe"
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent AppDirectory "C:\Program Files\BeszelAgent"
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent AppExit Default Restart
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent AppEnvironmentExtra ":KEY=ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJwRj3l7U9QUJM2K8p2mkH8KDJmhpMwejuPci4LtGxEz"
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent DisplayName BeszelAgent
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent ObjectName LocalSystem
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent Start SERVICE_AUTO_START
+^"^\^"C:^\Program Files^\BeszelAgent^\nssm.exe^\^"^" set BeszelAgent Type SERVICE_WIN32_OWN_PROCESS
+Wait 5 seconds, check service status
+SERVICE_RUNNING
+```
+
+
+
+
+
 ## (3) Updating the service
 
 ### Prerequisites

RefreshEnv.cmd

@@ -0,0 +1,130 @@
+:: Code generously provided by @beatcracker: https://github.com/beatcracker/detect-batch-subshell
+@echo off
+
+setlocal EnableDelayedExpansion
+
+:: Dequote path to command processor and this script path
+set ScriptPath=%~0
+set CmdPath=%COMSPEC:"=%
+
+:: Get command processor filename and filename with extension
+for %%c in (!CmdPath!) do (
+    set CmdExeName=%%~nxc
+    set CmdName=%%~nc
+)
+
+:: Get this process' PID
+:: Adapted from: http://www.dostips.com/forum/viewtopic.php?p=22675#p22675
+set "uid="
+for /l %%i in (1 1 128) do (
+    set /a "bit=!random!&1"
+    set "uid=!uid!!bit!"
+)
+
+for /f "tokens=2 delims==" %%i in (
+    'wmic Process WHERE "Name='!CmdExeName!' AND CommandLine LIKE '%%!uid!%%'" GET ParentProcessID /value'
+) do (
+    rem Get commandline of parent
+    for /f "tokens=1,2,*" %%j in (
+        'wmic Process WHERE "Handle='%%i'" GET CommandLine /value'
+    ) do (
+
+        rem Strip extra CR's from wmic output
+        rem http://www.dostips.com/forum/viewtopic.php?t=4266
+        for /f "delims=" %%x in ("%%l") do (
+            rem Dequote path to batch file, if any (3rd argument)
+            set ParentScriptPath=%%x
+            set ParentScriptPath=!ParentScriptPath:"=!
+        )
+
+        rem Get parent process path
+        for /f "tokens=2 delims==" %%y in ("%%j") do (
+            rem Dequote parent path
+            set ParentPath=%%y
+            set ParentPath=!ParentPath:"=!
+
+            rem Handle different invocations: C:\Windows\system32\cmd.exe , cmd.exe , cmd
+            for %%p in (!CmdPath! !CmdExeName! !CmdName!) do (
+                if !ParentPath!==%%p set IsCmdParent=1
+            )
+
+            rem Check if we're running in cmd.exe with /c switch and this script path as argument
+            if !IsCmdParent!==1 if %%k==/c if "!ParentScriptPath!"=="%ScriptPath%" set IsExternal=1
+        )
+    )
+)
+
+if !IsExternal!==1 (
+    echo %~nx0 does not work when run from this process. If you're in PowerShell, please 'Import-Module $env:ChocolateyInstall\helpers\chocolateyProfile.psm1' and try again.
+    exit 1
+)
+
+endlocal
+:: End code from @beatcracker
+@echo off
+::
+:: RefreshEnv.cmd
+::
+:: Batch file to read environment variables from registry and
+:: set session variables to these values.
+::
+:: With this batch file, there should be no need to reload command
+:: environment every time you want environment changes to propagate
+
+::echo "RefreshEnv.cmd only works from cmd.exe, please install the Chocolatey Profile to take advantage of refreshenv from PowerShell"
+echo | set /p dummy="Refreshing environment variables from registry for cmd.exe. Please wait..."
+
+goto main
+
+:: Set one environment variable from registry key
+:SetFromReg
+    "%WinDir%\System32\Reg" QUERY "%~1" /v "%~2" > "%TEMP%\_envset.tmp" 2>NUL
+    for /f "usebackq skip=2 tokens=2,*" %%A IN ("%TEMP%\_envset.tmp") do (
+        echo/set "%~3=%%B"
+    )
+    goto :EOF
+
+:: Get a list of environment variables from registry
+:GetRegEnv
+    "%WinDir%\System32\Reg" QUERY "%~1" > "%TEMP%\_envget.tmp"
+    for /f "usebackq skip=2" %%A IN ("%TEMP%\_envget.tmp") do (
+        if /I not "%%~A"=="Path" (
+            call :SetFromReg "%~1" "%%~A" "%%~A"
+        )
+    )
+    goto :EOF
+
+:main
+    echo/@echo off >"%TEMP%\_env.cmd"
+
+    :: Slowly generating final file
+    call :GetRegEnv "HKLM\System\CurrentControlSet\Control\Session Manager\Environment" >> "%TEMP%\_env.cmd"
+    call :GetRegEnv "HKCU\Environment">>"%TEMP%\_env.cmd" >> "%TEMP%\_env.cmd"
+
+    :: Special handling for PATH - mix both User and System
+    call :SetFromReg "HKLM\System\CurrentControlSet\Control\Session Manager\Environment" Path Path_HKLM >> "%TEMP%\_env.cmd"
+    call :SetFromReg "HKCU\Environment" Path Path_HKCU >> "%TEMP%\_env.cmd"
+
+    :: Caution: do not insert space-chars before >> redirection sign
+    echo/set "Path=%%Path_HKLM%%;%%Path_HKCU%%" >> "%TEMP%\_env.cmd"
+
+    :: Cleanup
+    del /f /q "%TEMP%\_envset.tmp" 2>nul
+    del /f /q "%TEMP%\_envget.tmp" 2>nul
+
+    :: capture user / architecture
+    SET "OriginalUserName=%USERNAME%"
+    SET "OriginalArchitecture=%PROCESSOR_ARCHITECTURE%"
+
+    :: Set these variables
+    call "%TEMP%\_env.cmd"
+
+    :: Cleanup
+    del /f /q "%TEMP%\_env.cmd" 2>nul
+
+    :: reset user / architecture
+    SET "USERNAME=%OriginalUserName%"
+    SET "PROCESSOR_ARCHITECTURE=%OriginalArchitecture%"
+
+    echo | set /p dummy="Finished."
+    echo .

build_agent.cmd

@@ -5,6 +5,7 @@ echo If not yet installed, Git and Go will be installed via Winget.
 echo.
 
 call env.cmd
+set REFRESHENV=0
 
 where winget.exe >nul 2>&1
 if %errorlevel% NEQ 0 (
@@ -17,7 +18,8 @@ if %errorlevel% NEQ 0 (
 where go.exe >nul 2>&1
 if %errorlevel% NEQ 0 (
 	echo Installing Go with Winget
-	winget install GoLang.Go >nul 2>&1
+	winget install GoLang.Go --accept-source-agreements --accept-package-agreements >nul 2>&1
+	set REFRESHENV=1
 ) else (
 	echo Go executable found
 )
@@ -25,11 +27,14 @@ if %errorlevel% NEQ 0 (
 where git.exe >nul 2>&1
 if %errorlevel% NEQ 0 (
 	echo Installing Git with Winget
-	winget install Git.Git >nul 2>&1
+	winget install Git.Git --accept-source-agreements --accept-package-agreements >nul 2>&1
+	set REFRESHENV=1
 ) else (
 	echo Git executable found
 )
 
+if %REFRESHENV% EQU 1 call .\RefreshEnv.cmd
+
 echo Cloning Beszel repository
 git clone https://github.com/henrygd/beszel.git >nul 2>&1
 if %errorlevel% NEQ 0 (
@@ -44,8 +49,10 @@ go build -ldflags "-w -s" . >nul 2>&1
 if %errorlevel% NEQ 0 (
 	echo Something went wrong
 ) else (
-	echo Build successful:
+	echo Build successful
-	dir agent.exe
+	cd /D "%~dp0"
+	copy /y .\beszel\beszel\cmd\agent\agent.exe . >nul 2>&1
+	echo Beszel agent.exe was built and copied, you can proceed with 'install-beszel-service.cmd'.
 )
 
 :end

install-beszel-service.cmd

@@ -21,30 +21,26 @@ set BESZELKEYPREFIX=%1
 set BESZELKEY=%2
 call env.cmd
 
+echo Creating directory %DESTINATIONDIR%
+md "%DESTINATIONDIR%" >nul 2>&1
+
 where nssm.exe >nul 2>&1
 if %errorlevel% NEQ 0 goto installnssm
 goto proceed
 
 :installnssm
 echo Downloading NSSM
-curl.exe --output "%TEMP%\nssm-2.24.zip" --url https://nssm.cc/release/nssm-2.24.zip >nul 2>&1
+curl.exe --output "%TEMP%\nssm-2.24.zip" --url https://nssm.cc/ci/nssm-2.24-101-g897c7ad.zip >nul 2>&1
 echo Extracting ZIP file
 tar.exe -xf %TEMP%\nssm-2.24.zip >nul 2>&1
 echo Copying nssm.exe to %DESTINATIONDIR%
-if %PROCESSOR_ARCHITECTURE%==AMD64 (
+copy .\nssm-2.24-101-g897c7ad\win64\nssm.exe "%DESTINATIONDIR%\" >nul 2>&1
-	copy .\nssm-2.24\win64\nssm.exe "%DESTINATIONDIR%\" >nul 2>&1
-) else (
-	copy .\nssm-2.24\win32\nssm.exe "%DESTINATIONDIR%\" >nul 2>&1
-)
 set NSSMEXE="%DESTINATIONDIR%\nssm.exe"
 echo Deleting temporary files and directories
 del "%TEMP%\nssm-2.24.zip" >nul 2>&1
 rd /s/q .\nssm-2.24 >nul 2>&1
 
 :proceed
-echo Creating directory %DESTINATIONDIR%
-md "%DESTINATIONDIR%" >nul 2>&1
-
 echo Copying agent.exe to %DESTINATIONDIR%
 copy .\agent.exe "%DESTINATIONDIR%\" >nul 2>&1
 
@@ -66,14 +62,16 @@ if %errorlevel% NEQ 0 (
 )
 
 echo Starting %SERVICENAME%
-%NSSMEXE% start %SERVICENAME% >nul 2>&1
+%NSSMEXE% start %SERVICENAME%
 if %errorlevel% NEQ 0 (
-	echo Failed to start service.
+	echo Check output above.
-	goto end
 )
 
-echo Dumping service state
+echo NSSM dump:
 %NSSMEXE% dump %SERVICENAME%
+echo Wait 5 seconds, then check service status
+ping 127.0.0.1 -n 5 >nul 2>&1
+%NSSMEXE% status %SERVICENAME%
 goto end
 
 :help

update_agent.cmd

@@ -27,7 +27,7 @@ if %errorlevel% NEQ 0 (
 where go.exe >nul 2>&1
 if %errorlevel% NEQ 0 (
 	echo Installing Go with Winget
-	winget install GoLang.Go >nul 2>&1
+	winget install GoLang.Go
 ) else (
 	echo Go executable found
 )
@@ -35,7 +35,7 @@ if %errorlevel% NEQ 0 (
 where git.exe >nul 2>&1
 if %errorlevel% NEQ 0 (
 	echo Installing Git with Winget
-	winget install Git.Git >nul 2>&1
+	winget install Git.Git
 ) else (
 	echo Git executable found
 )