symfony에서 batch파일 작성

<?php
define('SF_ROOT_DIR',    realpath(dirname(__file__).'/..'));
define('SF_APP',         'rent');
//define('SF_ENVIRONMENT', 'prod');
define('SF_ENVIRONMENT', 'dev');
define('SF_DEBUG',       true);

require_once(SF_ROOT_DIR.DIRECTORY_SEPARATOR.'apps'.DIRECTORY_SEPARATOR.SF_APP.DIRECTORY_SEPARATOR.'config'.DIRECTORY_SEPARATOR.'config.php');

$databaseManager = new sfDatabaseManager();
$databaseManager->initialize();
$con = Propel::getConnection();

$time_start=_microtime();

$sql = "
            SELECT address_id, address_id_old
              FROM master
        ";
$stmt = $con->prepareStatement($sql);
$rst  = $stmt->executeQuery();

$list = array();
while($rst->next())
{
    $row = $rst->getRow();
    $sql = "
                SELECT address_id as a, '".$row["address_id"]."' as b
                  FROM master2
                 WHERE address_id = '".$row["address_id_old"]."'
            ";
    $stmt = $con->prepareStatement($sql);
    $rst2  = $stmt->executeQuery();
    while($rst2->next())
    {
        $row2 = $rst2->getRow();
        array_push($list, array($row2["a"]=>$row2["b"]));
    }
}

foreach($list as $k => $item) {
    print_r($k.' '.$item.' '."\n");
}

echo "finishtime:".(_microtime() - $time_start)."\n";
function _microtime ( ) { return array_sum(explode(' ',microtime())); }