public static function getConn(RODSAccount $account)
{
$manager = $GLOBALS['RODSConnManager'];
$conn = new RODSConn($account);
$conn_sig = $conn->getSignature();
if (!isset($manager->conn_map[$conn_sig])) {
$manager->conn_map[$conn_sig] = array();
}
//check if there is any opened connection idle
foreach ($manager->conn_map[$conn_sig] as &$opened_conn) {
if ($opened_conn->isIdle()) {
//$opened_conn->lock();
$account = $opened_conn->getAccount();
//update account if needed...
return $opened_conn;
}
}
//check if there is any more new connection allowed
if (count($manager->conn_map[$conn_sig]) < MAX_NUM_CONN_PER_USER_SERVER) {
$conn->connect();
$id = count($manager->conn_map[$conn_sig]);
$manager->conn_map[$conn_sig][$id] = $conn;
$conn->setId($id);
//$conn->lock();
$account = $conn->getAccount();
//update account if needed...
return $conn;
}
//because PHP doesn't support multithread, if we run out of connections,
//there is probably something went wrong.
throw new RODSException("Unexpectedly ran out of connections. Maybe some connections are not released??? ", "PERR_INTERNAL_ERR");
//if no connection are available, sleep for 100ms and retry
usleep(100);
echo "i am sleeping... <br/> \n";
return RODSConnManager::getConn($account);
}
