check_docker_url.ps1.erb
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check_docker_url.ps1.erb
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	$dockerLocation = Join-Path $env:TEMP "docker.zip"

	if ((test-path $dockerLocation))
	{
	$localModified = (Get-Item $dockerLocation).LastWriteTime
	$webRequest = [System.Net.HttpWebRequest]::Create("<%= @docker_download_url %>");
	$webRequest.Method = "HEAD";
	$webResponse = $webRequest.GetResponse()
	$remoteLastModified = ($webResponse.LastModified) -as [DateTime]
	$webResponse.Close()

	if ($remoteLastModified -gt $localModified)
	{
	exit 1
	}
	else
	{
	exit 0
	}
	}

	exit 1