tests/Test-HostNoSmsOnDriveFile.ps1

function Test-HostNoSmsOnDriveFile {
    [CmdletBinding()]
    param (
        [parameter()][string] $TestName = "SMS Content Drive Exclusion",
        [parameter()][string] $TestGroup = "configuration",
        [parameter()][string] $Description = "Confirm NO_SMS_ON_DRIVE.SMS file resides on appropriate disks",
        [parameter()][hashtable] $ScriptParams
    )
    try {
        $startTime = (Get-Date)
        $stat   = "PASS"
        $except = "WARNING"
        $msg    = "All non-CM disks are excluded"
        [System.Collections.Generic.List[PSObject]]$tempdata = @() # for detailed test output to return if needed
        if ($ScriptParams.Credential) {
            $cs = New-CimSession -Credential $ScriptParams.Credential -Authentication Negotiate -ComputerName $ScriptParams.ComputerName -ErrorAction Stop
            $disks = Get-CimInstance -CimSession $cs -ClassName Win32_LogicalDisk -Filter "DriveType=3" -ErrorAction SilentlyContinue | Select-Object -ExpandProperty DeviceID
            foreach ($disk in $disks) {
                $fpth = "$($disk)\\NO_SMS_ON_DRIVE.sms"
                $clib = "$($disk)\\SMSPKGSIG"
                if (Get-CimInstance -Query "SELECT Name FROM CIM_Directory WHERE Name='$clib'" -CimSession $cs -ErrorAction SilentlyContinue) {
                    $tempdata.Add([pscustomobject]@{
                        Test    = $TestName
                        Status  = "PASS"
                        Message = "$($disk) appears to be a content library drive (not excluded)"
                    })
                } else {
                    if (Get-CimInstance -CimSession $cs -Query "SELECT Name FROM CIM_DataFile WHERE Name = '$fpth'" -ErrorAction SilentlyContinue) {
                        $tempdata.Add([pscustomobject]@{
                            Test    = $TestName
                            Status  = "PASS"
                            Message = "$($disk) is excluded from ConfigMgr content storage"
                        })
                    } else {
                        if ($ScriptParams.Remediate -eq $True) {
                            $tempdata.Add([pscustomobject]@{
                                Test    = $TestName
                                Status  = "REMEDIATED"
                                Message = "$($disk) is now excluded from ConfigMgr content storage"
                            })
                        } else {
                            $tempdata.Add([pscustomobject]@{
                                Test    = $TestName
                                Status  = $except
                                Message = "$($_.DeviceID) is not excluded from ConfigMgr content storage"
                            })
                        }
                    }
                }
            } # foreaach
        } else {
            $disks = Get-CimInstance -ClassName Win32_LogicalDisk -Filter "DriveType=3" -ComputerName $ScriptParams.ComputerName -ErrorAction SilentlyContinue | Select-Object -ExpandProperty DeviceID
            foreach ($disk in $disks) {
                $fpth = "$($disk)\NO_SMS_ON_DRIVE.sms"
                $clib = "$($disk)\SMSPKGSIG"
                if (Test-Path $clib) {
                    $tempdata.Add([pscustomobject]@{
                        Test    = $TestName
                        Status  = "PASS"
                        Message = "$($disk) appears to be a content library drive (not excluded)"
                    })
                } else {
                    if ($ScriptParams.Remediate -eq $True) {
                        $tempdata.Add([pscustomobject]@{
                            Test    = $TestName
                            Status  = "REMEDIATED"
                            Message = "$($disk) is now excluded from ConfigMgr content storage"
                        })
                    } else {
                        $tempdata.Add([pscustomobject]@{
                            Test    = $TestName
                            Status  = $except
                            Message = "$($disk) is not excluded from ConfigMgr content storage"
                        })
                    }
                }
            }
        }
    }
    catch {
        $stat = 'ERROR'
        $msg = $_.Exception.Message -join ';'
    }
    finally {
        if ($cs) { $cs.Close(); $cs = $null }
        Write-Output $([pscustomobject]@{
            TestName    = $TestName
            TestGroup   = $TestGroup
            TestData    = $tempdata
            Description = $Description
            Status      = $stat
            Message     = $msg
            RunTime     = $(Get-RunTime -BaseTime $startTime)
            Credential  = $(if($ScriptParams.Credential){$($ScriptParams.Credential).UserName} else { $env:USERNAME })
        })
    }
}