function walk($oid, $suffix_as_key = FALSE)
{
switch ($this->version) {
case self::VERSION_1:
if ($suffix_as_key) {
$this->result = snmpwalk($this->host, $this->community, $oid);
} else {
$this->result = snmprealwalk($this->host, $this->community, $oid);
}
break;
case self::VERSION_2C:
case self::VERSION_2c:
if ($suffix_as_key) {
$this->result = snmp2_walk($this->host, $this->community, $oid);
} else {
$this->result = snmp2_real_walk($this->host, $this->community, $oid);
}
break;
case self::VERSION_3:
if ($suffix_as_key) {
$this->result = snmp3_walk($this->host, $this->community, $this->sec_level, $this->auth_protocol, $this->auth_passphrase, $this->priv_protocol, $this->priv_passphrase, $oid);
} else {
$this->result = snmp3_real_walk($this->host, $this->community, $this->sec_level, $this->auth_protocol, $this->auth_passphrase, $this->priv_protocol, $this->priv_passphrase, $oid);
}
break;
}
return $this->result;
}
function my_snmp_walk($ip, $credentials, $oid)
{
$timeout = '30000000';
$retries = '0';
switch ($credentials->credentials->version) {
case '1':
$array = @snmpwalk($ip, $credentials->credentials->community, $oid, $timeout, $retries);
break;
case '2':
$array = @snmp2_walk($ip, $credentials->credentials->community, $oid, $timeout, $retries);
break;
case '3':
$sec_name = $credentials->credentials->security_name ?: '';
$sec_level = $credentials->credentials->security_level ?: '';
$auth_protocol = $credentials->credentials->authentication_protocol ?: '';
$auth_passphrase = $credentials->credentials->authentication_passphrase ?: '';
$priv_protocol = $credentials->credentials->privacy_protocol ?: '';
$priv_passphrase = $credentials->credentials->privacy_passphrase ?: '';
$array = @snmp3_walk($ip, $sec_name, $sec_level, $auth_protocol, $auth_passphrase, $priv_protocol, $priv_passphrase, $oid, $timeout, $retries);
break;
default:
return false;
break;
}
if (!is_array($array)) {
return false;
}
foreach ($array as $i => $value) {
$array[$i] = trim($array[$i]);
if ($array[$i] == '""') {
$array[$i] = '';
}
if (strpos($array[$i], '.') === 0) {
$array[$i] = substr($array[$i], 1);
}
// remove the first and last characters if they are "
if (substr($array[$i], 0, 1) == "\"") {
$array[$i] = substr($array[$i], 1, strlen($array[$i]));
}
if (substr($array[$i], -1, 1) == "\"") {
$array[$i] = substr($array[$i], 0, strlen($array[$i]) - 1);
}
// remove some return strings
if (strpos(strtolower($array[$i]), '/etc/snmp') !== false or strpos(strtolower($array[$i]), 'no such instance') !== false or strpos(strtolower($array[$i]), 'no such object') !== false or strpos(strtolower($array[$i]), 'not set') !== false or strpos(strtolower($array[$i]), 'unknown value type') !== false) {
$array[$i] = '';
}
// remove any quotation marks
$array[$i] = str_replace('"', ' ', $array[$i]);
// replace any line breaks with spaces
$array[$i] = str_replace(array("\r", "\n"), " ", $array[$i]);
}
return $array;
}
echo "GET multiple\n";
var_dump(snmp3_get($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, '', '', array('.1.3.6.1.2.1.1.1.0', '.1.3.6.1.2.1.1.3.0'), $timeout, $retries));
echo "GETNEXT single\n";
var_dump(snmp3_getnext($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, '', '', '.1.3.6.1.2.1.1.1.0', $timeout, $retries));
echo "WALK single on single OID\n";
$z = snmp3_walk($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, '', '', '.1.3.6.1.2.1.1.1.0', $timeout, $retries);
var_dump(gettype($z));
var_dump(count($z));
var_dump($z);
echo "REALWALK single on single OID\n";
$z = snmp3_real_walk($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, '', '', '.1.3.6.1.2.1.1.1.0', $timeout, $retries);
var_dump(gettype($z));
var_dump(count($z));
var_dump($z);
echo "WALK multiple on single OID\n";
$z = snmp3_walk($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, '', '', '.1.3.6.1.2.1.1', $timeout, $retries);
var_dump(gettype($z));
var_dump(count($z));
var_dump(key($z));
var_dump(array_shift($z));
echo "REALWALK multiple on single OID\n";
$z = snmp3_real_walk($hostname, $username, 'authNoPriv', 'MD5', $auth_pass, 'AES', '', '.1.3.6.1.2.1.1', $timeout, $retries);
var_dump(gettype($z));
var_dump(count($z));
var_dump(key($z));
var_dump(array_shift($z));
echo "SET single OID\n";
$oid1 = 'SNMPv2-MIB::sysContact.0';
$oldvalue1 = snmp3_get($hostname, $rwuser, 'authPriv', 'MD5', $auth_pass, 'AES', $priv_pass, $oid1, $timeout, $retries);
$newvalue1 = $oldvalue1 . '0';
$z = snmp3_set($hostname, $rwuser, 'authPriv', 'MD5', $auth_pass, 'AES', $priv_pass, $oid1, 's', $newvalue1, $timeout, $retries);
/**
* Méthode d'interrogation snmp.
* Comparée au snmpget elle gère les type compteurs
*
* @param $oid string oid de la donnée
* @param $time_derived boolean optionnel : false par défaut, le compteur doit il être divisé par le temp
* @return string
*/
protected final function _snmpWalk($oid)
{
trigger_error('start', E_USER_NOTICE);
trigger_error("oid={$oid}", E_USER_NOTICE);
switch ($this->getInput('version')) {
case 'auto':
$retour = snmpwalk($this->getInput('host') . ":" . $this->getInput('port'), $this->getInput('community'), $oid, $this->getInput('timeout') * 1000000, $this->getInput('retries'));
break;
case '2':
$retour = snmp2_walk($this->getInput('host') . ":" . $this->getInput('port'), $this->getInput('community'), $oid, $this->getInput('timeout') * 1000000, $this->getInput('retries'));
break;
case '3':
$retour = snmp3_walk($this->getInput('host') . ":" . $this->getInput('port'), $this->getInput('community'), $oid, $this->getInput('timeout') * 1000000, $this->getInput('retries'));
break;
}
$retour = snmpwalk($this->getInput('host') . ":" . $this->getInput('port'), $this->getInput('community'), $oid, $this->getInput('timeout') * 1000000, $this->getInput('retries'));
foreach ($retour as $i => $valeur) {
$retour[$i] = $this->_makeValueClean($valeur);
}
return $retour;
}
