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<?php defined('SYSPATH') or die('No direct script access.');
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/*
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* This file is part of open source system FreenetIS
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* and it is released under GPLv3 licence.
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*
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* More info about licence can be found:
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* http://www.gnu.org/licenses/gpl-3.0.html
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*
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* More info about project can be found:
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* http://www.freenetis.org/
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*
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*/
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define("SNMP_CLASS_PATH", APPPATH . 'libraries/snmp/');
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require_once SNMP_CLASS_PATH . 'Abstract_Snmp.php';
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/**
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* factory for creating of SNMP handlers.
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*
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* @author Ondrej Fibich
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*/
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class Snmp_Factory
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{
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/**
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* Mikrotik driver name
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*/
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const MIKROTIK = 'mikrotik';
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/**
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* List of available drivers.
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* Key contains name of driver.
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* Value contains information about driver such as version (version of SNMP)
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* and class (class of driver). (more oprtions will be added in future)
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*
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* @var array
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*/
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public static $DRIVERS = array
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(
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'mikrotik' => array
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(
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'version' => 2,
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'class' => 'Mikrotik_Snmp'
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),
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'linux' => array
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(
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'version' => 2,
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'class' => 'Linux_Snmp'
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),
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'edgecore' => array
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(
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'version' => 2,
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'class' => 'Edgecore_Snmp'
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),
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'signamax' => array
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(
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'version' => 2,
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'class' => 'Signamax_Snmp'
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),
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'signamaxold' => array
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(
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'version' => 2,
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'class' => 'SignamaxOld_Snmp'
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),
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'hp' => array
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(
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'version' => 2,
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'class' => 'HP_Snmp'
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)
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);
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/**
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* Creates SNMP driver with the given name.
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*
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* @param string $driver Driver name
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* @return Abstract_SNMP Creates driver
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* @throws InvalidArgumentException On invalid driver name (unknown)
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*/
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public static function factory($driver)
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{
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if (array_key_exists($driver, self::$DRIVERS))
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{
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require_once SNMP_CLASS_PATH . self::$DRIVERS[$driver]['class'] . '.php';
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return new self::$DRIVERS[$driver]['class'];
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}
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// driver not exists
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$m = 'Driver ' . $driver . ' does not exists.';
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throw new InvalidArgumentException($m);
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}
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/**
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* Creates SNMP driver for the device from the given IP address.
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*
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* @param string $device_ip Device IP address
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* @return Abstract_Snmp
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* @throws InvalidArgumentException If no driver suits the given device
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*/
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public static function factoryForDevice($device_ip)
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{
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foreach (self::$DRIVERS as $key => $val)
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{
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$snmp = self::factory($key);
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if ($snmp->isCompactibleDriverWith($device_ip))
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{
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$snmp->setDeviceIp($device_ip);
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return $snmp;
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}
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}
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// not founded
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$m = 'There is no driver for the device on ' . $device_ip;
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throw new InvalidArgumentException($m);
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}
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}
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