Ignite 2015 session Using Desired State Configuration to Deploy SQL

1- Create SQL03 VM.ps1

$serverName = "SQL03"
$vmName = "3- SQL03"
$vmDest= "G:\VMs\$serverName\"
$isoName = "z_Master-Server2012R2-Standard.vhdx"
$isoPath = "D:\_Images\"
# VM Host Name
$computerName = "Host-HP-01"
# Network 
$switchName = "pcDemo-1"

$isoExtension = [System.IO.Path]::GetExtension($isoName)

Function validate($dest){
    # Verify Folder Exists else Create It
    if ((Test-Path $dest) -eq $false) {
        [IO.Directory]::CreateDirectory($dest)
    }
}

Function createVM {
    $startTime = Get-Date
    $isoDest= $vmDest + "OS\"
    validate($isoDest)
    $path = "$isoPath" + "$isoName"
    $vhdPath = "$isoDest" + "$serverName" + "$isoExtension"
    if ((Test-Path $vhdPath) -eq $false) {
        Copy-Item -Path $path -Destination $vhdPath
    }

    # ***** Create Drive Information *****
    $dataDrive = "userData"
    $logDrive = "userLogs"
    $tempData = "tempData"
    $tempLogs = "tempLogs"
    $buDrive = "backups"
    $driveArray = @($dataDrive,$logDrive,$tempData,$tempLogs,$buDrive)

    foreach ($drive in $driveArray) {
        $drive = "$vmDest" + "$drive" + "\"
        validate($drive)
    }

    # Startup Memory
    $memStartUp = 24GB # Not a String...  no Quotes!
    # CPU Cores
    $cores = "8"
    # Data Disk Size
    $dataDiskSize = 80GB # Not a String...  no Quotes!
    # Create the VM
    New-VM -VHDPath $vhdPath -ComputerName $computerName -Generation 1 -MemoryStartupBytes $memStartUp -Name $vmName -Path $isoDest -SwitchName $switchName
    Set-VMProcessor -VMName $vmName -ComputerName $computerName -Count $cores
    # Create Drives
    foreach ($drive in $driveArray) {
        $path = "$vmDest" + "$drive" + "\$drive.vhdx"
        New-VHD -Path $path -SizeBytes $dataDiskSize
        Add-VMHardDiskDrive -VMName $vmName -Path $path -ControllerType SCSI 
    }
    # Remove DVD Drive
    Get-VMDvdDrive -VMName $vmName | Remove-VMDvdDrive # -VMName $vmName -ControllerNumber 1 -ControllerLocation 

    Start-VM -Name $vmName
    $stopTime = Get-Date
    $finishTime = $stopTime.TimeOfDay - $startTime.TimeOfDay
    Write-Host("Server created and started in: " + $finishTime.TotalSeconds.ToString() + " seconds...")
}

Function deleteVM {
    Stop-VM -ComputerName $computerName -Name $vmName -TurnOff -Force
    Remove-VM -ComputerName $computerName -Name $vmName -Force
    Remove-Item -Path $vmDest -Force -Recurse 
}