Find-ServiceUser.ps1
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Function Find-ServiceUser { #[CmdletBinding()] param ( [parameter(mandatory = $true, position = 0)] [string[]] $computer, [parameter(mandatory = $false, position = 1)] [string] $user, [parameter(Mandatory = $false, HelpMessage = 'Turns on the search after the exact username.')] [switch] $Strict ) $user = $user.trim() $computer = $computer.trim() $service_ = $false try { Test-Connection -ComputerName $computer -Count 1 -Quiet -ErrorAction SilentlyContinue | Out-Null } catch { Write-Verbose -Message "$computer offline?" Write-Information -MessageData "$computer offline?" -InformationAction Continue return $null } if ($Strict) { $filter = "startname = '$($user)'" #Write-Information $filter -InformationAction Continue } else { $filter = "startname LIKE '%$($user)%'" } Write-Verbose -Message "WMI query for system services." #if computer is localhost then WMI query has no -computername if ($computer -eq $env:COMPUTERNAME) { try { $service_ = Get-CimInstance -classname win32_service -filter "$filter" -ErrorAction Stop } catch { Write-Error -Message "Failed WMI query for system services with Service Logon Account as ""$user"": $_" } #Write-Debug ((get-variable "service_").value) #(get-variable "service_").value if ($service_) { Write-Verbose -Message "Return WMI query data" return $service_ } else { Write-Verbose -Message "NO WMI query data" $out_variable = (Get-Variable service_).Value Write-Debug -message "Return data from inside 'Find-ServiceUser': $out_variable" -InformationAction Continue return $false #$service_ } } else { try { $service_ = Get-CimInstance -classname win32_service -filter "$filter" -ComputerName $computer -ErrorAction Stop } catch { Write-Error -Message "Failed WMI query for system services with Service Logon Account as ""$user"": $_" } #Write-Debug ((get-variable "service_").value) #(get-variable "service_").value if ($service_) { Write-Verbose -Message "Return WMI query data" return $service_ } else { Write-Verbose -Message "NO WMI query data" $out_variable = (Get-Variable service_).Value Write-Debug -message "Return data from inside 'Find-ServiceUser': $out_variable" -InformationAction Continue return $false } } }# end function Find-ServiceUser |