add-part1.ps1

function Add-AccessRestrictionsToAppServices([string] $ResourceGroupName, 
  [string] $JsonFilename, 
  [bool] $RemoveExistingRules, 
  [string[]] $AppServicesToExclude)
{
  Write-Information "Retrieving all app services in $ResourceGroupName"
  $allAppServices = Get-AzWebApp -ResourceGroupName $ResourceGroupName

  $confirmAppServicesToExclude = Confirm-AppServicesToExclude -AllAppServices $allAppServices -AppServicesToExclude $AppServicesToExclude
  if (!$confirmAppServicesToExclude)
  {
    $errorMessage = "Did not find one or more of the app services in the exclude list, make sure that the names are spelled correctly" 
    Write-Output $errorMessage 
    throw $errorMessage
  }
  
  Write-Information "Reading the json file with ip rules"
  $ipRules = ReadJsonFile($JsonFilename)