add-access-restriction-to-app-service.ps1

function Add-AccessRestrictionToAppService([string] $ResourceGroupName, [string] $Name, [string] $IpFilterRuleName, [string] $IpAddress, [string] $Priority)
{
  Write-Information "Adding rule $IpFilterRuleName to allow api management service with ip $IpAddress and $Priority access to $Name"
  Add-AzWebAppAccessRestrictionRule -ResourceGroupName $ResourceGroupName -WebAppName $Name -Name $IpFilterRuleName -Priority $Priority -Action Allow -IpAddress $IpAddress
  Update-AzWebAppAccessRestrictionConfig -Name $appService.Name -ResourceGroupName $ResourceGroupName -ScmSiteUseMainSiteRestrictionConfig

  # Also add the access restriction to the staging slots
  $allSlots = Get-AzWebAppSlot -ResourceGroupName $ResourceGroupName -Name $Name
  Foreach ($slot in $allSlots)
  {
    $slotName = Get-SlotName -SlotName $slot.Name -AppServiceName $Name
    Write-Information "Adding rule $IpFilterRuleName to allow api management service with ip $IpAddress and priority $Priority access to $Name slot $slotName"
    Add-AzWebAppAccessRestrictionRule -ResourceGroupName $ResourceGroupName -WebAppName $Name -Slot $slotName -Name $IpFilterRuleName -Priority $Priority -Action Allow -IpAddress $IpAddress
    Update-AzWebAppAccessRestrictionConfig -ResourceGroupName $ResourceGroupName -Name $Name -Slot $slotName -ScmSiteUseMainSiteRestrictionConfig
  }
}