Disconnect-ISOs.ps1

###########################################
# Get All VMs With A Configureed ISO Path #
# And Store In The Variable $VMs          #
###########################################
$VMs = Get-VM | Get-CDDrive | Where-Object {$_.IsoPath -ne $null} | Select-Object *

######################################
# Get All Windows VMs Stored In $VMs #
# And Store In The Variable $WinVMs  #
######################################
$WinVMs = $VMs | Where-Object {$_.Parent.Guest.OSFullName -like "*Windows*"}

###########################################
# Get All CentOS Linux VMs Stored In $VMs #
# And Store In The Variable $CentVMs      #
###########################################
$CentVMs = $VMs | Where-Object {$_.Parent.Guest.OSFullName -like "*CentOS*"}

########################################################
# If A Windows VM Is Returned,                         #
# For Every VM Returned Disconnect The ISO From The VM #
########################################################
If($WinVMs){
    Foreach ($VM in $WinVMs){
        Write-Host ""
        Write-Host "Disconnecting The ISO From "$VM.Parent.Name"" -ForegroundColor Yellow
        Get-CDDrive -VM $VM.Parent.Name | Set-CDDrive -NoMedia -Confirm:$false > $null
        Write-Host ""
    }
}

Else{
    Write-Host ""
    Write-Host "No Windows VMs Have Been Found With Connected ISOs!" -ForegroundColor Green
    Write-Host ""
}

##########################################################################
# If A CentOS Linux VM Is Returned,                                      #
# Prompt For Credentials With Privileges To Eject The Media In The Guest #
# And Store The Credentials In The $Creds Variable                       #
# Then For Every VM Returned Eject The Media In The Guest                #
# And Disconnect The ISO From The VM                                     #
##########################################################################
If($CentVMs){
    $Creds = Get-Credential
    Foreach ($VM in $CentVMs){
        Write-Host ""
        Write-Host "Ejecting Media In Guest For "$VM.Parent.Name"" -ForegroundColor Yellow
        Invoke-VMScript -ScriptText "eject" -ScriptType Bash -VM $VM.Parent.Name -GuestCredential $Creds
    
        Write-Host ""
        Write-Host "Disconnecting The ISO From "$VM.Parent.Name"" -ForegroundColor Yellow
        Get-CDDrive -VM $VM.Parent.Name | Set-CDDrive -NoMedia -Confirm:$false > $null
        Write-Host ""
    }
}

Else{
    Write-Host "No CentOS Linux VMs Have Been Found With Connected ISOs!" -ForegroundColor Green
    Write-Host ""
}

Write-Host ""
Write-Host "Finished!"