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<?php defined('SYSPATH') or die('No direct script access.');
/*
* This file is part of open source system FreenetIS
* and it is released under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

define("SNMP_CLASS_PATH", APPPATH . 'libraries/snmp/');

require_once SNMP_CLASS_PATH . 'Abstract_Snmp.php';

/**
* factory for creating of SNMP handlers.
*
* @author Ondrej Fibich
*/
class Snmp_Factory
{
/**
* Mikrotik driver name
*/
const MIKROTIK = 'mikrotik';
/**
* List of available drivers.
* Key contains name of driver.
* Value contains information about driver such as version (version of SNMP)
* and class (class of driver). (more oprtions will be added in future)
*
* @var array
*/
public static $DRIVERS = array
(
'mikrotik' => array
(
'version' => 2,
'class' => 'Mikrotik_Snmp'
),
'linux' => array
(
'version' => 2,
'class' => 'Linux_Snmp'
),
'edgecore' => array
(
'version' => 2,
'class' => 'Edgecore_Snmp'
),
'signamax' => array
(
'version' => 2,
'class' => 'Signamax_Snmp'
),
'signamaxold' => array
(
'version' => 2,
'class' => 'SignamaxOld_Snmp'
),
'hp' => array
(
'version' => 2,
'class' => 'HP_Snmp'
)
);
/**
* Creates SNMP driver with the given name.
*
* @param string $driver Driver name
* @return Abstract_SNMP Creates driver
* @throws InvalidArgumentException On invalid driver name (unknown)
*/
public static function factory($driver)
{
if (array_key_exists($driver, self::$DRIVERS))
{
require_once SNMP_CLASS_PATH . self::$DRIVERS[$driver]['class'] . '.php';
return new self::$DRIVERS[$driver]['class'];
}
// driver not exists
$m = 'Driver ' . $driver . ' does not exists.';
throw new InvalidArgumentException($m);
}
/**
* Creates SNMP driver for the device from the given IP address.
*
* @param string $device_ip Device IP address
* @return Abstract_Snmp
* @throws InvalidArgumentException If no driver suits the given device
*/
public static function factoryForDevice($device_ip)
{
foreach (self::$DRIVERS as $key => $val)
{
$snmp = self::factory($key);
if ($snmp->isCompactibleDriverWith($device_ip))
{
$snmp->setDeviceIp($device_ip);
return $snmp;
}
}
// not founded
$m = 'There is no driver for the device on ' . $device_ip;
throw new InvalidArgumentException($m);
}
}
(25-25/29)