RunScriptAsScheduledTask.ps1

param (
    [ValidateNotNullOrEmpty()]
    [string] $ScriptPath,
    [ValidateNotNullOrEmpty()]
    [string] $TaskName
    # Pass in as many arguments as you want....
)

# Setup error handling.
Trap
{
    $_
    Write-Output "Trapped an Error"
    Exit 1
}

# Stop On Error
$ErrorActionPreference = "Stop"

# Disable progress bar
$ProgressPreference = "SilentlyContinue"

# Run script as Vagrant User
$username = "vagrant"
$password = "vagrant"

# Generate a Unique ID for this execution
$guid = [guid]::NewGuid()
$logFile = "c:\Windows\Temp\$guid.log"

# ScriptArgs is the catch-all for undeclared arguments that must be passed
# to the script being executed. For example:
# ./RunScriptAsScheduledTask.ps1 -ScriptPath a:/MyScript.ps1 -TaskName PackerTask -Much -Arguments -So -Packer
$ScriptArgs = $args

$argument = "-NoProfile -ExecutionPolicy unrestricted -Command ""& {""$ScriptPath"" $ScriptArgs} 2>&1 > $logFile"""

Write-Output "Creating Scheduled Task - $TaskName - for Script $ScriptPath"
Write-Output "Scheduled Task Command: powershell.exe $argument"

$a = New-ScheduledTaskAction -Execute "powershell.exe" -Argument $argument
Register-ScheduledTask -TaskName $TaskName  -RunLevel Highest -User $username -Password $password -Action $a | Start-ScheduledTask     
do{
    Start-Sleep -Seconds 30
    $task = Get-ScheduledTask -TaskName $TaskName
}while($task.State -eq 4)

Write-Output "Scheduled Task $TaskName - Execution Finished"
if ( (Test-Path $logFile)) {
    Write-Output "Scheduled Task $TaskName Log Output:"
    Get-Content $logFile
}

Exit 0