function Set-RapidFailSettings {
<#
.SYNOPSIS
    Sets the Rapid-Fail Protection settings for all AppPools configured
    on the current server for use with AppPool-Shutdown-Alert.exe
#>

    [CmdletBinding()]
    Param(
        [Parameter(Mandatory = $false)]
        [Alias("exePath")]
        [string]$autoShutdownExePath = "C:\Tools\AppPool-Shutdown-Alert\AppPool-Shutdown-Alert.exe"
    )

    try{
        Add-Type -Path (Get-ChildItem -Path "C:\Windows\assembly\" -Include "Microsoft.Web.Administration.dll" -Recurse).FullName
        $iis = New-Object Microsoft.Web.Administration.ServerManager

        if(!(Test-Path $autoShutdownExePath))
            {
                Write-Warning("Path $autoShutdownExePath does not already exist.")
                Write-Warning("Verify that AppPool-Shutdown-Alert has been installed with chocolatey or this alert will not work. It will create the path above.")
                Write-Warning("Run 'choco install AppPool-Shutdown-Alert -y' on the target server to install it.")
                Write-Warning("Application Pool settings will still be changed.`n`n")
            }

        foreach ($applicationPool in $iis.ApplicationPools)
        {
            Write-Host("Current Application Pool: $($applicationPool.Name)")
            Write-Host("AutoShutdownExe is set to: $($applicationPool.Failure.AutoShutdownExe)")
            Write-Host("Setting AutoShutdownExe to: $autoShutdownExePath")
            Write-Host("Setting AutoShutdownParams to: $($applicationPool.Name)`n")

            $applicationPool.Failure.AutoShutdownExe = $autoShutdownExePath
            $applicationPool.Failure.AutoShutdownParams = $applicationPool.Name
        }
    }
    catch
    {
        Write-Error("An error occurred while trying to set Application Pool settings:")
        Write-Error $_
    }

    $iis.CommitChanges()

    Write-Host("Application Pool changes committed successfully.`n")
}