Get-MachineType.ps1
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.Synopsis A quick function to determine if a computer is VM or physical box. .DESCRIPTION This function is designed to quickly determine if a local or remote computer is a physical machine or a virtual machine. .NOTES Created by: Jason Wasser Modified: 4/20/2017 03:28:53 PM Changelog: * Code cleanup thanks to suggestions from @juneb_get_help * added credential support * Added Xen AWS Xen for HVM domU To Do: * Find the Model information for other hypervisor VM's (i.e KVM). .EXAMPLE Get-MachineType Query if the local machine is a physical or virtual machine. .EXAMPLE Get-MachineType -ComputerName SERVER01 Query if SERVER01 is a physical or virtual machine. .EXAMPLE Get-MachineType -ComputerName (Get-Content c:\temp\computerlist.txt) Query if a list of computers are physical or virtual machines. .LINK https://gallery.technet.microsoft.com/scriptcenter/Get-MachineType-VM-or-ff43f3a9 #> Function Get-MachineType { [CmdletBinding()] [OutputType([PSCustomObject])] Param ( # ComputerName [Parameter(Mandatory=$false, ValueFromPipeline=$true, ValueFromPipelineByPropertyName=$true, Position=0)] [string[]]$ComputerName=$env:COMPUTERNAME, $Credential = [System.Management.Automation.PSCredential]::Empty ) Begin { } Process { foreach ($Computer in $ComputerName) { Write-Verbose "Checking $Computer" try { # Check to see if $Computer resolves DNS lookup successfuly. $null = [System.Net.DNS]::GetHostEntry($Computer) $ComputerSystemInfo = Get-WmiObject -Class Win32_ComputerSystem -ComputerName $Computer -ErrorAction Stop -Credential $Credential switch ($ComputerSystemInfo.Model) { # Check for Hyper-V Machine Type "Virtual Machine" { $MachineType="VM" } # Check for VMware Machine Type "VMware Virtual Platform" { $MachineType="VM" } # Check for Oracle VM Machine Type "VirtualBox" { $MachineType="VM" } # Check for Xen "HVM domU" { $MachineType="VM" } # Check for KVM # I need the values for the Model for which to check. # Otherwise it is a physical Box default { $MachineType="Physical" } } # Building MachineTypeInfo Object $MachineTypeInfo = New-Object -TypeName PSObject -Property ([ordered]@{ ComputerName=$ComputerSystemInfo.PSComputername Type=$MachineType Manufacturer=$ComputerSystemInfo.Manufacturer Model=$ComputerSystemInfo.Model }) $MachineTypeInfo } catch [Exception] { Write-Output "$Computer`: $($_.Exception.Message)" } } } End { } } |