Administrator check, auto install sqlserver module, unencrypted optio…

…nnal for WID,

Check if the script as been ran with Administrator's privilege
auto install sqlserver module if not available (with question)
unencrypted optionnal for WID (Windows Internal Database is still unencrypted if running locally, allowing it

Optimize-WsusServer.ps1

@@ -1,5 +1,3 @@
-#Requires -modules SqlServer
-
 <#
 .SYNOPSIS
     Comprehensive Windows Server Update Services (WSUS) configuration and optimization script.
@@ -41,9 +39,9 @@ Declines all updates that have been approved and are superseded by other updates
     Creates a scheduled task to run the OptimizeDatabase function weekly.
 
 .NOTES
-  Version:        1.2.1
-  Author:         Austin Warren
-  Creation Date:  2020/07/31
+  Version:        1.2.2
+  Author:         Fabian
+  Last update Date:  2024/02/16
 
 .EXAMPLE
   Optimize-WsusServer.ps1 -FirstRun
@@ -81,6 +79,34 @@ param (
     [switch]
     $DeclineSupersededUpdates
 )
+
+#Check if script is running with Administrator priveliges
+Write-host "Checking to make sure you have Local Admin rights" -foreground yellow
+If (-NOT ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator"))
+{
+    Write-Warning "Please run this script as an Administrator!"
+    If (!($psISE)){"Press any key to continue…";[void][System.Console]::ReadKey($true)}
+    Exit 1
+}
+
+#Check if the sqlmodule is installed for invoke-sqlcmd
+$Module=Get-Module -Name SqlServer -ListAvailable
+if($Module.count -eq 0) 
+{ 
+    Write-Host "SqlServer Powershell module is not available" -ForegroundColor yellow  
+    $Confirm= Read-Host Do you want to install this module? [Y] Yes [N] No 
+    if($Confirm -match "[yY]") 
+    { 
+        Write-host "Installing SqlServer  PowerShell module..."
+        Install-Module SqlServer -Repository PSGallery -Scope CurrentUser -AllowClobber -Force
+    }
+    else
+    {
+        Write-Host "SqlServer PowerShell module is required to run this script. Please install module using Install-Module SqlServer cmdlet." 
+        Exit
+    }
+}
+
 #----------------------------------------------------------[Declarations]----------------------------------------------------------
 
 # Recommended IIS settings: https://www.reddit.com/r/sysadmin/comments/996xul/getting_2016_updates_to_work_on_wsus/
@@ -437,11 +463,11 @@ function Optimize-WsusDatabase {
 
     Write-Host "Creating custom indexes in WSUS index if they don't already exist. This will speed up future database optimizations."
     #Create custom indexes in the database if they don't already exist
-    Invoke-Sqlcmd -query $createCustomIndexesSQLQuery -ServerInstance $serverInstance -QueryTimeout 120
+    Invoke-Sqlcmd -query $createCustomIndexesSQLQuery -ServerInstance $serverInstance -QueryTimeout 120 -Encrypt Optional
 
     Write-Host "Running WSUS SQL database maintenence script. This can take an extremely long time on the first run."
     #Run the WSUS SQL database maintenance script
-    Invoke-Sqlcmd -query $wsusDBMaintenanceSQLQuery -ServerInstance $serverInstance -QueryTimeout 40000
+    Invoke-Sqlcmd -query $wsusDBMaintenanceSQLQuery -ServerInstance $serverInstance -QueryTimeout 40000 -Encrypt Optional
 }
 
 function New-WsusMaintainenceTask($interval) {