Private/Submit-ScriptToVmAndExecute.ps1

function Global:Submit-ScriptToVmAndExecute {
    [CmdletBinding()]
    <#
    .SYNOPSIS
        Initializes the newly created VM
    .DESCRIPTION
        ...
    #>

    param(
        [Parameter(Mandatory = $true)]
        [string]
        $ResourceGroupName,        
        [Parameter(Mandatory = $true)]
        [string]
        $ResourceLocation,
        [Parameter(Mandatory = $true)]
        [string]
        $VMName,
        [Parameter(Mandatory = $true)]
        [ValidateSet('InstallD365Module','InitVM','DownloadBC','InstallBC','GeneralizeVM','WriteProperties','CreateUpdateScheduledTask')]
        [string]
        $ScriptBlockName,
        [Parameter(Mandatory = $false)]
        $RunParameter,
        [Parameter(Mandatory = $true)]
        [string]
        $MsgBeforeExecuting
    )
    process {
        . $PSScriptRoot\Scriptblocks.ps1
        $tagName = "Command $ScriptBlockName"
        $vm = Get-AzVM -ResourceGroupName $ResourceGroupName -Name $VMName
        if ($vm.Tags.ContainsKey($tagName)){
            Write-CustomHost -Message "Command $ScriptBlockName was already executed."
            return
        }
        if ($MsgBeforeExecuting){
            Write-CustomHost -Message $MsgBeforeExecuting
        }
        $fullscriptpath = New-TemporaryFile | Rename-Item -NewName { $_ -replace 'tmp$', 'ps1' } -PassThru | Select-Object -ExpandProperty FullName
        $content = ""
        switch ($ScriptBlockName) {
            'InstallD365Module' { $content = $installD365Module }
            'InitVM' { $content = $initializeVm }
            'DownloadBC' { $content = $downloadBCDVD }
            'InstallBC' { $content = $installBC }
            'GeneralizeVM' { $content = $generalizeVM }
            'WriteProperties' { $content = $writeProperties }
            'CreateUpdateScheduledTask' { $content = $createUpdateScheduledTask }
        }
        Set-Content -Path $fullscriptpath -Value $content
        Write-CustomHost -Message "Running command '$ScriptBlockName' on VM $VMName..."
        # Tag VM
        $resource = Get-AzResource -ResourceGroupName $ResourceGroupName -Name $VMName
        $existingTags = $vm.Tags
        if ($existingTags.Count -ne 0){            
            $existingTags.Add($tagName, "Executed")
            Set-AzResource -ResourceId $resource.Id -Tag $existingTags -Force | Out-Null
        } else {            
            Set-AzResource -ResourceId $resource.Id -Tag @{$tagName = "Executed"} -Force | Out-Null
        }
        Invoke-AzVMRunCommand -ResourceGroupName $ResourceGroupName -VMName $VMName -CommandId 'RunPowerShellScript' -ScriptPath $fullscriptpath -Parameter $RunParameter | Out-Null        
        Write-CustomHost -Message "Command completed."
        Remove-Item $fullscriptpath -Force
    }
}