CClusterSlave::Resume

static function Resume($node_id)
{
	global $DB;

	$arNode = CClusterDBNode::GetByID($node_id);
	if (!is_array($arNode))
	{
		return;
	}

	if ($node_id == 1)
	{
		$nodeDB = $DB;
	}
	else
	{
		ob_start();
		$nodeDB = CDatabase::GetDBNodeConnection($arNode["ID"], true, false);
		ob_end_clean();
	}

	if(!is_object($nodeDB))
	{
		return;
	}

	$rs = $nodeDB->Query("START SLAVE", false, '', ['fixed_connection' => true]);
	if ($rs)
	{
		$ob = new CClusterDBNode;
		$ob->Update($arNode["ID"], ['STATUS' => 'ONLINE']);
	}
}