functions/Test-AWPPreReq.ps1
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function Test-AWPPreReq { <# .Synopsis Checks a computer has the Pre-Reqs to install the Autotask WorkPlace Agent. .DESCRIPTION Checks a computer has the Pre-Reqs to install the Autotask WorkPlace Agent. Looks at Windows Version and .Net framework version. .EXAMPLE Test-AutoTaskWorkPlacePreReq -computerName 'computerOne', 'computerTwo' .EXAMPLE 'computerOne', 'computerTwo' | Test-AutoTaskWorkPlacePreReq -credential Get-Credential .NOTES Written by Ben Taylor Version 1.0, 17.11.2016 Maybe should have been a OVT pester test #> [CmdletBinding(SupportsShouldProcess)] [OutputType('AWPPreReq')] Param ( [Parameter(Mandatory=$false, ValueFromPipeline=$true, ValueFromPipelineByPropertyName=$true, Position=0)] [ValidateNotNullOrEmpty()] $computerName = $env:COMPUTERNAME, [Parameter(Mandatory = $false, Position = 1)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential ) Begin { $cimCommonParams = @{ ErrorAction = 'Stop' } If ($PSBoundParameters['Credential']) { $cimCommonParams.Credential = $Credential } } Process { foreach($computer in $computerName) { try { $cimCommonParams.ComputerName = $computer $dotNetRelease = Invoke-Command @cimCommonParams -scriptBlock { Get-ItemProperty -Path 'HKLM:\Software\Microsoft\NET Framework Setup\NDP\v4\Full' } Write-Verbose 'Getting connection protocol' try { Test-WSMan @cimCommonParams | Out-Null $ProtocolAuto = 'WsMan' } catch { $ProtocolAuto = 'DCOM' } $cimSession = New-CimSession @cimCommonParams -SessionOption (New-CimSessionOption -Protocol $ProtocolAuto) $osVersion = Get-CimInstance Win32_OperatingSystem -CimSession $cimSession -ErrorAction Stop | Select-Object -ExpandProperty Version [AWPPreReq]::new($computer, ($dotNetRelease | Select-Object -ExpandProperty Release), $osVersion) } catch { Write-Error "$computer - $_" } finally { if($null -ne $cimSession) { Remove-CimSession $cimSession -ErrorAction SilentlyContinue } } } } } |