function __set($name, $value)
{
switch ($name) {
case 'quick_print':
snmp_set_quick_print($value);
break;
case 'oid_output_format':
/* needs php >= 5.2.0 */
snmp_set_oid_output_format($value);
break;
case 'enum_print':
snmp_set_enum_print($value);
break;
case 'valueretrieval':
snmp_set_valueretrieval($value);
break;
default:
$trace = debug_backtrace();
trigger_error('Undefined property via __set(): ' . $name . ' in ' . $trace[0]['file'] . ' on line ' . $trace[0]['line'], E_USER_NOTICE);
return null;
}
}
/**
* Sets the output format for SNMP queries.
*
* Should be one of the class OID_OUTPUT_* constants
*
* @param int $f The fomat to use
* @return Cityware\Snmp\SNMP An instance of $this (for fluent interfaces)
*/
public function setOidOutputFormat($f)
{
snmp_set_oid_output_format($f);
return $this;
}
function get_snmp($details)
{
$CI =& get_instance();
if (!isset($details->system_id) or $details->system_id == '') {
$details->snmp_community = 'public';
$details->snmp_version = '2c';
$details->snmp_port = '161';
} else {
$encrypted_access_details = $CI->m_system->get_access_details($details->system_id);
if ($encrypted_access_details == '') {
}
$decoded_access_details = $CI->encrypt->decode($encrypted_access_details);
$decoded_access_details = json_decode($decoded_access_details);
$details->snmp_community = @$decoded_access_details->snmp_community;
$details->snmp_version = @$decoded_access_details->snmp_version;
$details->snmp_port = @$decoded_access_details->snmp_port;
$details->man_ip_address = @$decoded_access_details->ip_address;
}
if (!isset($details->snmp_community) or $details->snmp_community == '') {
$details->snmp_community = 'public';
}
if (!isset($details->snmp_version) or $details->snmp_version == '') {
$details->snmp_version = '';
}
if (!isset($details->snmp_port) or $details->snmp_port == '') {
$details->snmp_port = '161';
}
# we may only have been given a system_id
# but if the access_details were completed, that may be enough
# if they weren't, we would at least need a hostname ot ip address
if (!isset($details->man_ip_address) and !isset($details->hostname)) {
return;
}
$module = new stdclass();
if ((!isset($details->hostname) or $details->hostname == '') and (isset($details->man_ip_address) and $details->man_ip_address != '' and $details->man_ip_address != '000.000.000.000' and $details->man_ip_address != '0.0.0.0')) {
$details->hostname = gethostbyaddr(ip_address_from_db($details->man_ip_address));
}
if ((!isset($details->man_ip_address) or $details->man_ip_address == '' or $details->man_ip_address == '0.0.0.0' or $details->man_ip_address == '000.000.000.000') and (isset($details->hostname) and $details->hostname != '')) {
$details->man_ip_address = gethostbyname($details->hostname);
}
if (filter_var($details->hostname, FILTER_VALIDATE_IP)) {
# we did not get a valid hostname back :-(
} else {
# we have a name of some sort
if (strpos($details->hostname, ".") !== FALSE) {
# fqdn - explode it
if (!isset($details->fqdn) or $details->fqdn == '') {
$details->fqdn = $details->hostname;
}
$i = explode(".", $details->hostname);
$details->hostname = $i[0];
if (!isset($details->domain) or $details->domain == '') {
unset($i[0]);
$details->domain = implode(".", $i);
}
} else {
# it's just a name
}
}
$timeout = '300000';
$retries = '2';
if (!extension_loaded('snmp')) {
return $details;
}
# test for SNMP version
# to do - test for v3
if ($details->snmp_version == '') {
if ($test_v1 = @snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0", $timeout)) {
# ok, we have v1
$details->snmp_version = '1';
}
if ($test_v2 = @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0", $timeout)) {
# ok, we have v2
$details->snmp_version = '2c';
}
}
if ($details->snmp_version == '2c') {
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
// test for connectivity
$test_connect = @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0", $timeout, $retries);
if ($test_connect) {
// printer duplex
$details->printer_duplex = '';
$i = @snmp2_walk($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.43.13.4.1.10.1");
if (count($i) > 0) {
$details->printer_duplex = 'False';
for ($k = 0; $k < count($i); $k++) {
if (mb_strpos($i[$k], "Duplex") !== FALSE) {
$details->printer_duplex = 'True';
}
}
}
// sysObjectID
#$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.1.0" ));
$details->snmp_oid = str_replace("OID: .", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.2.0"));
if (strtolower($details->snmp_oid) == 'no such object available on this agent at this oid') {
$details->snmp_oid = '';
}
if ($details->snmp_oid > '') {
$oid = get_oid($details->snmp_oid);
$details->manufacturer = $oid->manufacturer;
$details->man_manufacturer = $oid->manufacturer;
$details->model = $oid->model;
$details->man_model = $oid->model;
$details->type = $oid->type;
$details->device_type = $oid->type;
$details->man_type = $oid->type;
$details->os_group = $oid->os_group;
$details->man_os_group = $oid->os_group;
}
if ($details->snmp_oid == '1.3.6.1.4.1.8072.3.2.255') {
# a generic OID - take some guesses...
$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.1.0"));
if (strpos($i, "Darwin Kernel Version 12") !== FALSE) {
# looks like an OSX device
$details->manufacturer = "Apple Inc";
}
}
if ($details->snmp_oid == '1.3.6.1.4.1.6876.4.1') {
# grab some specific details for VMware ESX
$model = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.6876.1.1.0"));
$version = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.6876.1.2.0"));
$details->model = $model . " (" . $version . ")";
$details->model = str_replace("\"", "", $details->model);
$details->man_model = $details->model;
$details->os_group = "VMware";
$details->man_os_group = "VMware";
$details->os_family = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.6876.1.1.0"));
$details->os_family = str_replace("\"", "", $details->os_family);
$details->man_os_family = $details->os_family;
$details->os_name = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.1.0"));
$details->os_name = str_replace("\"", "", $details->os_name);
$details->man_os_name = $details->os_name;
$details->type = 'computer';
$details->man_type = 'computer';
$details->device_type = 'computer';
$details->man_class = 'hypervisor';
}
if (substr($details->snmp_oid, 0, 13) == '1.3.6.1.4.1.9') {
# grab some Cisco specific details
$i = explode("\$", @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.9.9.25.1.1.1.2.5"));
$details->os_version = trim($i[1]);
$i = @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.9.9.25.1.1.1.2.7");
if (strpos($i, "IOS") !== FALSE) {
$details->os_group = 'Cisco';
$details->man_os_group = 'Cisco';
$details->os_family = 'Cisco IOS';
$details->man_os_family = 'Cisco IOS';
$details->os_name = "Cisco IOS version " . $details->os_version;
$details->man_os_name = "Cisco IOS version " . $details->os_version;
}
if (strpos($i, "Catalyst Operating") !== FALSE) {
$details->os_group = 'Cisco';
$details->man_os_group = 'Cisco';
$details->os_family = 'Cisco Catalyst OS';
$details->man_os_family = 'Cisco Catalyst OS';
$detail->os_name = "Cisco Catalyst OS version " . $details->os_version;
$detail->man_os_name = "Cisco Catalyst OS version " . $details->os_version;
}
}
// manufacturer
if (!isset($details->manufacturer) or $details->manufacturer == '') {
$hex = @snmp2_walk($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.43.8.2.1.14.1");
if (count($hex) > 0) {
if (isset($hex[1])) {
if (mb_strpos($hex[1], "Hex-STRING: ") !== FALSE) {
$hex[1] = str_replace("Hex-STRING: ", "", $hex[1]);
for ($i = 0; $i < strlen($hex[1]); $i++) {
$details->manufacturer .= chr(hexdec(substr($hex[1], $i, 2)));
}
} else {
$details->manufacturer = str_replace("STRING: ", "", $hex[1]);
$details->manufacturer = str_replace('"', '', $details->manufacturer);
}
}
}
if ($details->manufacturer == '' or $details->manufacturer == 'No Such Object available on this agent at this OID') {
$details->manufacturer = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.47.1.1.1.1.12.1")));
}
}
if ($details->manufacturer == 'No Such Instance currently exists at this OID') {
$details->manufacturer = '';
}
if ($details->manufacturer == 'No Such Object available on this agent at this OID') {
$details->manufacturer = '';
}
// serial
if (!isset($details->serial) or $details->serial == '') {
# generic snmp
$details->serial = str_replace('"', '', str_replace("STRING: ", "", @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.43.5.1.1.17.1")));
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Object available on this agent at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
# Generic Cisco
if ($details->serial == '') {
$details->serial = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.47.1.1.1.1.11.1")));
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Object available on this agent at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
}
# Cisco 37xx stack
if ($details->serial == '') {
$details->serial = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.9.5.1.2.19.0")));
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Object available on this agent at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
}
# remove false
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Object available on this agent at this OID') {
$details->serial = '';
}
if ($details->serial == 'No Such Instance currently exists at this OID') {
$details->serial = '';
}
}
$details->man_serial = $details->serial;
// mac address
if (!isset($details->mac_address) or $details->mac_address == '') {
$interface_number = @str_replace("INTEGER: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.20.1.2." . $details->man_ip_address));
$details->mac_address = @str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.2.2.1.6." . $interface_number));
$details->mac_address = @trim(str_replace("Hex-", "", $details->mac_address));
$details->mac_address = @str_replace(" ", ":", $details->mac_address);
# need to split and join because of the dropped 0's
$i = explode(":", $details->mac_address);
for ($k = 0; $k < count($i); $k++) {
if (strlen($i[$k]) == 1) {
$i[$k] = '0' . $i[$k];
}
if (strlen($i[$k]) == 0) {
$i[$k] = '00';
}
}
$details->mac_address = strtoupper(implode(":", $i));
if ($details->mac_address == '00') {
$details->mac_address = '';
}
}
// type
if (!isset($details->type) or $details->type == '') {
$h = str_replace("OID: HOST-RESOURCES-TYPES::hrDevice", "", str_replace("STRING: ", "", @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.25.3.2.1.2.1")));
if (strtolower($h) == 'no such object available on this agent at this oid' or $h == '') {
# If the device is a Switch, the OID 1.3.6.1.2.1.17.1.2.0 and OID 1.3.6.1.2.1.4.1.0 should have a value of 2
$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.17.1.2.0"));
$j = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.1.0"));
if ($i == '2' and $j == '2') {
$details->type = 'switch';
}
# If the device is a Router, the OID 1.3.6.1.2.1.4.1.0 should have a value of 1
if (!isset($details->type) or $details->type == '') {
$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.1.0"));
if ($i == '1') {
$device->type = 'router';
}
}
# If the device is a Printer, the OID 1.3.6.1.2.1.43.5.1.1.1.1 should have a value
if (!isset($details->type) or $details->type == '') {
$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.43.5.1.1.1.1"));
if ($i == '1') {
$device->type = 'printer';
}
}
}
}
if (isset($details->type) and $details->type != '' and (!isset($details->man_type) or $details->man_type == '')) {
$details->man_type = $details->type;
}
// model
if (!isset($details->model) or $details->model == '') {
$details->model = str_replace("STRING: ", "", @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.25.3.2.1.3.1"));
if ($details->model == '' or $details->model == 'No Such Object available on this agent at this OID') {
if (strpos(strtolower($details->manufacturer), 'cisco') !== FALSE) {
$details->model = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.47.1.1.1.1.13.1")));
}
}
}
if (strtolower($details->model) == 'no such object available on this agent at this oid') {
$details->model = '';
}
// name
if (!isset($details->sysname) or $details->sysname == '') {
$details->sysname = strtolower(str_replace("\"", "", str_replace("STRING: ", "", @snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0"))));
}
if (strtolower($details->sysname) == 'no such object available on this agent at this oid') {
$details->sysname = '';
}
// description
if (!isset($details->description) or $details->description == '') {
$details->description = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.1.0")));
$details->description = str_replace("\r\n", " ", $details->description);
}
if (strtolower($details->description) == 'no such object available on this agent at this oid') {
$details->description = '';
}
// uptime
if (!isset($details->uptime) or $details->uptime == '') {
$i = str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.3.0"));
if ($i > '' and strpos($i, ")") !== FALSE) {
$j = explode(")", $i);
$details->uptime = trim($j[1]);
} else {
$details->uptime = '';
}
}
// location
if (!isset($details->location) or $details->location == '') {
$details->location = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.6.0")));
}
if ($details->location == 'Unknown (edit /etc/snmp/snmpd.conf)') {
$details->location = '';
}
if ($details->location == 'not set') {
$details->location = '';
}
if ($details->location == 'No Such Object available on this agent at this OID') {
$details->location = '';
}
if ($details->location > '') {
$details->description = "Location: " . $details->location . ". " . $details->description;
}
// contact
if (!isset($details->contact) or $details->contact == '') {
$details->contact = str_replace("\"", "", str_replace("STRING: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.4.0")));
}
if ($details->contact == 'Root (configure /etc/snmp/snmpd.conf)') {
$details->contact = '';
}
if ($details->contact == 'not set') {
$details->contact = '';
}
if ($details->contact > '') {
$details->description = "Contact: " . $details->contact . ". " . $details->description;
}
// subnet
if (!isset($details->subnet) or $details->subnet == '') {
$details->subnet = @str_replace("IpAddress: ", "", snmp2_get($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.20.1.3." . $details->man_ip_address));
}
if ($details->subnet == 'No Such Instance currently exists at this OID') {
$details->subnet = '';
}
if ($details->subnet == 'No Such Object available on this agent at this OID') {
$details->subnet = '';
}
/*
// installed modules with serial numbers
$i = @snmp2_walk($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.47.1.1.1.1.11");
if (count($i) > 0) {
if (($i[0] == 'No more variables left in this MIB View (It is past the end of the MIB tree)') or ($i[0] == '')){unset($i); $i = array();}
if (count($i) > 0) {
$count = 0;
for ($j=0; $j<count($i); $j++) {
if ((mb_strpos($i[$j], $details->serial) === FALSE) and ($i[$j] != "") and ($i[$j] != "\"\"")){
$k = $j + 1;
$k = "1.3.6.1.2.1.47.1.1.1.1.3." . $k;
$oid = snmp2_get($details->man_ip_address, $details->snmp_community, $k);
$oid = str_replace("OID: .", "", $oid);
$module->$count = get_oid($oid);
$module->$count->serial = str_replace("STRING: ", "", $i[$j]);
$module->$count->serial = str_replace('"', '', $module->$count->serial);
$count++;
}
}
$details->modules = $module;
}
}
*/
}
}
if ($details->snmp_version == '1') {
$details->snmp_oid = '';
$details->snmp_oid = str_replace("OID: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.2.0"));
if (strtolower($details->snmp_oid) == 'no such object available on this agent at this oid') {
$details->snmp_oid = '';
}
if ($details->snmp_oid > '') {
$oid = get_oid($details->snmp_oid);
$details->manufacturer = $oid->manufacturer;
$details->man_manufacturer = $oid->manufacturer;
$details->model = $oid->model;
$details->man_model = $oid->model;
$details->type = $oid->type;
$details->device_type = $oid->type;
$details->man_type = $oid->type;
$details->os_group = $oid->os_group;
$details->man_os_group = $oid->os_group;
}
if ($details->oid == '1.3.6.1.4.1.714.1.2.6') {
# We have a Wyse thin client - some specifics.
$details->serial = str_replace("String: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.4.1.714.1.2.6.2.1.0"));
$details->sysname = str_replace("String: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0"));
$details->description = str_replace("String: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.1.0"));
$details->contact = str_replace("String: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.4.0"));
if ($details->contact > '') {
$details->description = "Contact: " . $details->contact . ". " . $details->description;
}
$details->location = str_replace("String: .", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.6.0"));
if ($details->location > '') {
$details->description = "Location: " . $details->location . ". " . $details->description;
}
}
$interface_number = str_replace("INTEGER: ", "", @snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.20.1.2." . $details->man_ip_address));
$i = "1.3.6.1.2.1.2.2.1.6." . $interface_number;
$details->mac_address = snmpget($details->man_ip_address, $details->snmp_community, $i);
$details->mac_address = trim(str_replace("Hex-STRING: ", "", $details->mac_address));
$details->mac_address = str_replace(" ", ":", $details->mac_address);
$details->subnet = str_replace("IpAddress: ", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.20.1.3." . $details->man_ip_address));
$details->hostname = trim(str_replace("\"", "", str_replace("STRING: ", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.1.5.0"))));
$details->next_hop = str_replace("IpAddress: ", "", snmpget($details->man_ip_address, $details->snmp_community, "1.3.6.1.2.1.4.21.1.7.0.0.0.0"));
}
// update the system
#if ($details->snmp_version > '') {
#$CI2->m_system->process_snmp($details);
return $details;
#}
}
/**
* read the data into an internal array and also call the parent constructor
*
* @param String $enc encoding
*/
public function __construct($enc)
{
parent::__construct(__CLASS__, $enc);
switch (strtolower(PSI_PLUGIN_SNMPPINFO_ACCESS)) {
case 'command':
if (defined('PSI_PLUGIN_SNMPPINFO_DEVICES') && is_string(PSI_PLUGIN_SNMPPINFO_DEVICES)) {
if (preg_match(ARRAY_EXP, PSI_PLUGIN_SNMPPINFO_DEVICES)) {
$printers = eval(PSI_PLUGIN_SNMPPINFO_DEVICES);
} else {
$printers = array(PSI_PLUGIN_SNMPPINFO_DEVICES);
}
foreach ($printers as $printer) {
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 " . $printer . " .1.3.6.1.2.1.1.5", $buffer, PSI_DEBUG);
if (strlen(trim($buffer)) > 0) {
$this->_filecontent[$printer] = $buffer;
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 " . $printer . " .1.3.6.1.2.1.43.11.1.1", $buffer2, PSI_DEBUG);
if (strlen(trim($buffer2)) > 0) {
$this->_filecontent[$printer] = $this->_filecontent[$printer] . "\n" . $buffer2;
}
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 " . $printer . " .1.3.6.1.2.1.43.18.1.1", $buffer3, PSI_DEBUG);
if (strlen(trim($buffer3)) > 0) {
$this->_filecontent[$printer] = $this->_filecontent[$printer] . "\n" . $buffer3;
}
}
}
}
break;
case 'php-snmp':
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
if (defined('PSI_PLUGIN_SNMPPINFO_DEVICES') && is_string(PSI_PLUGIN_SNMPPINFO_DEVICES)) {
if (preg_match(ARRAY_EXP, PSI_PLUGIN_SNMPPINFO_DEVICES)) {
$printers = eval(PSI_PLUGIN_SNMPPINFO_DEVICES);
} else {
$printers = array(PSI_PLUGIN_SNMPPINFO_DEVICES);
}
foreach ($printers as $printer) {
if (!PSI_DEBUG) {
restore_error_handler();
/* default error handler */
$old_err_rep = error_reporting();
error_reporting(E_ERROR);
/* fatal errors only */
}
$bufferarr = snmprealwalk($printer, "public", ".1.3.6.1.2.1.1.5", 1000000, 1);
if (!PSI_DEBUG) {
error_reporting($old_err_rep);
/* restore error level */
set_error_handler('errorHandlerPsi');
/* restore error handler */
}
if (!empty($bufferarr)) {
$buffer = "";
foreach ($bufferarr as $id => $string) {
$buffer = $buffer . $id . " = " . $string . "\n";
}
if (!PSI_DEBUG) {
restore_error_handler();
/* default error handler */
$old_err_rep = error_reporting();
error_reporting(E_ERROR);
/* fatal errors only */
}
$bufferarr2 = snmprealwalk($printer, "public", ".1.3.6.1.2.1.43.11.1.1", 1000000, 1);
if (!PSI_DEBUG) {
error_reporting($old_err_rep);
/* restore error level */
set_error_handler('errorHandlerPsi');
/* restore error handler */
}
if (!empty($bufferarr2)) {
foreach ($bufferarr2 as $id => $string) {
$buffer = $buffer . $id . " = " . $string . "\n";
}
}
if (!PSI_DEBUG) {
restore_error_handler();
/* default error handler */
$old_err_rep = error_reporting();
error_reporting(E_ERROR);
/* fatal errors only */
}
$bufferarr3 = snmprealwalk($printer, "public", ".1.3.6.1.2.1.43.18.1.1", 1000000, 1);
if (!PSI_DEBUG) {
error_reporting($old_err_rep);
/* restore error level */
set_error_handler('errorHandlerPsi');
/* restore error handler */
}
if (!empty($bufferarr3)) {
foreach ($bufferarr3 as $id => $string) {
$buffer = $buffer . $id . " = " . $string . "\n";
}
}
if (strlen(trim($buffer)) > 0) {
$this->_filecontent[$printer] = $buffer;
}
}
}
}
break;
case 'data':
if (defined('PSI_PLUGIN_SNMPPINFO_DEVICES') && is_string(PSI_PLUGIN_SNMPPINFO_DEVICES)) {
if (preg_match(ARRAY_EXP, PSI_PLUGIN_SNMPPINFO_DEVICES)) {
$printers = eval(PSI_PLUGIN_SNMPPINFO_DEVICES);
} else {
$printers = array(PSI_PLUGIN_SNMPPINFO_DEVICES);
}
$pn = 0;
foreach ($printers as $printer) {
$buffer = "";
if (CommonFunctions::rfts(APP_ROOT . "/data/snmppinfo{$pn}.txt", $buffer) && !empty($buffer)) {
$this->_filecontent[$printer] = $buffer;
}
$pn++;
}
}
break;
default:
$this->global_error->addError("switch(PSI_PLUGIN_SNMPPINFO_ACCESS)", "Bad SNMPPInfo configuration in SNMPPInfo.config.php");
break;
}
}
private function changeSNMPSettings()
{
if (function_exists("snmp_get_quick_print")) {
$this->snmpSavedQuickPrint = snmp_get_quick_print();
snmp_set_quick_print(1);
}
if (function_exists("snmp_get_valueretrieval")) {
$this->snmpSavedValueRetrieval = snmp_get_valueretrieval();
}
if (function_exists('snmp_set_oid_output_format')) {
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
}
if (function_exists('snmp_set_valueretrieval')) {
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
}
}
function snmp_audit($ip, $credentials, $display)
{
error_reporting(E_ALL);
$CI =& get_instance();
$log = new stdClass();
$log->file = 'system';
$log->severity = 7;
if ($display == 'y') {
$log->display = 'y';
} else {
$log->display = 'n';
}
if (!extension_loaded('snmp')) {
$log->message = 'SNMP PHP function not loaded hence not attempting to run snmp_helper::snmp_audit function';
$log->severity = 5;
stdlog($log);
unset($log);
return false;
} else {
$log->message = 'SNMP PHP function loaded and attempting to run snmp_helper::snmp_audit function';
stdlog($log);
}
# we need an ip address
if (empty($ip)) {
$log->message = 'SNMP command received no ip address';
$log->severity = 5;
stdlog($log);
unset($log);
return false;
} elseif (!filter_var($ip, FILTER_VALIDATE_IP)) {
$log->message = 'SNMP command received invalid ip address';
$log->severity = 5;
stdlog($log);
unset($log);
return false;
} else {
$log->message = 'snmp_helper::snmp_audit function received ip ' . $ip;
stdlog($log);
}
if (empty($credentials) or !is_object($credentials)) {
$log->message = 'SNMP snmp_helper::snmp_audit received no credentials for ' . $ip;
$log->severity = 5;
stdlog($log);
unset($log);
return false;
} else {
$log->message = 'snmp_helper::snmp_audit function received credentials for ip ' . $ip;
stdlog($log);
}
# new in 1.5 - remove the type from the returned SNMP query.
# this affects the snmp_clean function in this file
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
$details = new stdClass();
$module = new stdclass();
$return_ips = new stdClass();
$return_ips->item = array();
$details->ip = (string) $ip;
$details->manufacturer = '';
$details->serial = '';
$details->model = '';
$details->type = '';
$details->sysDescr = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.1.0");
$details->description = $details->sysDescr;
$details->sysContact = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.4.0");
$details->contact = $details->sysContact;
$details->sysName = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.5.0");
$details->hostname = $details->sysName;
$details->name = $details->sysName;
$details->sysLocation = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.6.0");
$details->location = $details->sysLocation;
// uptime
$details->sysUpTime = intval(my_snmp_get($ip, $credentials, "1.3.6.1.6.3.10.2.1.3.0")) * 100;
if (empty($details->sysUpTime)) {
$details->sysUpTime = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.3.0");
}
if (empty($details->sysUpTime)) {
$i = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.3.0");
if ($i > '' and strpos($i, ")") !== false) {
$j = explode(")", $i);
$details->uptime = intval(trim($j[1]) * 24 * 60 * 60);
} else {
$details->uptime = '';
}
}
// OID
$details->sysObjectID = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.1.2.0");
$details->snmp_oid = $details->sysObjectID;
if ($details->snmp_oid > '') {
$details->manufacturer = get_oid($details->snmp_oid);
if ($details->manufacturer == 'net-snmp') {
$details->manufacturer = (string) '';
}
}
# sometimes we get an OID, but not enough to specify a manufacturer
$explode = explode(".", $details->snmp_oid);
if (!isset($explode[6])) {
$vendor_oid = 0;
if (strpos($details->sysDescr, "ZyXEL") !== false) {
# we have a Zyxel device
$vendor_oid = 890;
}
} else {
$vendor_oid = intval($explode[6]);
}
if (file_exists(BASEPATH . '../application/helpers/snmp_' . $vendor_oid . '_helper.php')) {
$log->message = 'snmp_helper::snmp_audit is loading the snmp helper for ' . $vendor_oid . ' when scanning ' . $ip;
stdlog($log);
unset($get_oid_details);
include 'snmp_' . $vendor_oid . "_helper.php";
$new_details = $get_oid_details($ip, $credentials, $details->snmp_oid);
foreach ($new_details as $key => $value) {
$details->{$key} = $value;
}
unset($new_details);
} else {
$log->message = 'snmp_helper::snmp_audit could not load the snmp helper for ' . $vendor_oid . ' when scanning ' . $ip;
$log->severity = 6;
stdlog($log);
$log->severity = 7;
}
if (!empty($details->sysDescr) and stripos($details->sysDescr, 'dd-wrt') !== false) {
$details->os_group = 'Linux';
$details->os_name = 'DD-WRT';
$details->type = 'router';
}
if (!empty($details->sysDescr) and stripos($details->sysDescr, "Darwin Kernel Version 12") !== false) {
$details->manufacturer = "Apple Inc";
$details->os_family = 'Apple OSX';
}
if (!empty($details->manufacturer) and (stripos($details->manufacturer, 'tplink') !== false or stripos($details->manufacturer, 'tp-link') !== false)) {
$details->manufacturer = 'TP-Link Technology Co.,Ltd';
}
if (!empty($details->sysDescr) and stripos($details->sysDescr, 'buffalo terastation') !== false) {
$details->manufacturer = 'Buffalo';
$details->model = 'TeraStation';
$details->type = 'nas';
}
if (!empty($details->sysDescr) and (stripos($details->sysDescr, 'synology') !== false or stripos($details->sysDescr, 'diskstation') !== false)) {
$details->manufacturer = 'Synology';
$temp = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.6574.1.5.1.0");
$details->model = trim('DiskStation ' . $temp);
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.6574.1.5.2.0");
$details->type = 'nas';
$details->os_group = 'Linux';
$details->os_family = 'Synology DSM';
$details->os_name = 'Synology ' . my_snmp_get($ip, $credentials, "1.3.6.1.4.1.6574.1.5.3.0");
}
// guess at manufacturer using entity mib
if (empty($details->manufacturer)) {
$details->manufacturer = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.12.1");
}
// guess at model using entity mib
if (empty($details->model)) {
$details->model = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.13");
}
// guess at model using host resources mib
if (empty($details->model)) {
$details->model = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.25.3.2.1.3.1");
}
// serial
if (empty($details->serial)) {
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.11");
}
if (empty($details->serial)) {
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.11.1");
}
if (empty($details->serial)) {
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.11.1.0");
}
# generic snmp
if (empty($details->serial)) {
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.43.5.1.1.17.1");
}
# below is another generic attempt - works for my NetGear Cable Modem
if (empty($details->serial)) {
$details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.4491.2.4.1.1.1.3.0");
}
$log->message = 'snmp_helper::snmp_audit thinks ' . $ip . ' is a type:' . $details->type . ' model:' . $details->model . ' serial:' . $details->serial;
stdlog($log);
// subnet
if (empty($details->subnet)) {
$details->subnet = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.4.20.1.3." . $details->ip);
}
// mac address
if (empty($details->mac_address)) {
$interface_number = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.4.20.1.2." . $ip);
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
$details->mac_address = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.2.2.1.6." . $interface_number);
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
$details->mac_address = format_mac($details->mac_address);
}
// last attempt at a MAC - just use whatever's in the first interface MAC
if (empty($details->mac_address)) {
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
$details->mac_address = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.2.2.1.6.1");
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
$details->mac_address = format_mac($details->mac_address);
}
$log->message = 'snmp_helper::snmp_audit MAC Address for ' . $ip . ' is ' . $details->mac_address;
stdlog($log);
// type
if (empty($details->type) or $details->type == 'network printer') {
$h = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.25.3.2.1.2.1");
if ($h == '1.3.6.1.2.1.25.3.1.5') {
# we have a printer
$details->type = 'network printer';
$i = my_snmp_walk($ip, $credentials, "1.3.6.1.2.1.43.13.4.1.10.1");
if (count($i) > 0) {
$details->printer_duplex = 'n';
for ($k = 0; $k < count($i); $k++) {
if (mb_strpos($i[$k], "Duplex") !== false) {
$details->printer_duplex = 'y';
}
}
}
if (empty($details->manufacturer)) {
$hex = my_snmp_walk($ip, $credentials, "1.3.6.1.2.1.43.8.2.1.14.1");
if (count($hex) > 0) {
if (isset($hex[1])) {
if (mb_strpos($hex[1], "Hex-STRING: ") !== false) {
$hex[1] = str_replace("Hex-STRING: ", "", $hex[1]);
for ($i = 0; $i < strlen($hex[1]); $i++) {
$details->manufacturer .= chr(hexdec(substr($hex[1], $i, 2)));
}
} else {
$details->manufacturer = str_replace("STRING: ", "", $hex[1]);
$details->manufacturer = str_replace('"', '', $details->manufacturer);
}
}
}
}
$details->printer_color = 'n';
$i = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.43.11.1.1.6.1.2");
if (strpos(strtolower($i), "cartridge") !== false) {
# it's likely this is a colour printer
$details->printer_color = 'y';
}
} else {
# If the device is a Switch, the OID 1.3.6.1.2.1.17.1.2.0 is an integer and
# OID 1.3.6.1.2.1.4.1.0 should have a value of 2
$i = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.17.1.2.0");
$j = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.4.1.0");
if ($i == intval($i) and $j == '2') {
$details->type = 'switch';
}
# If the device is a Router, the OID 1.3.6.1.2.1.4.1.0 should have a value of 1 (already read above)
if (empty($details->type)) {
if ($i == '1') {
$details->type = 'router';
}
}
# If the device is a Printer, the OID 1.3.6.1.2.1.43.5.1.1.1.1 should have a value
#if (!isset($details->type) or $details->type == '') {
$i = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.43.5.1.1.1.1");
if (strpos(strtolower($i), "counter32") !== false) {
$details->type = 'network printer';
// printer duplex
$details->printer_duplex = '';
$i = my_snmp_walk($ip, $credentials, "1.3.6.1.2.1.43.13.4.1.10.1");
if (count($i) > 0) {
$details->printer_duplex = 'n';
for ($k = 0; $k < count($i); $k++) {
if (mb_strpos($i[$k], "Duplex") !== false) {
$details->printer_duplex = 'y';
}
}
}
if (empty($details->manufacturer)) {
$hex = my_snmp_walk($ip, $credentials, "1.3.6.1.2.1.43.8.2.1.14.1");
if (count($hex) > 0) {
if (isset($hex[1])) {
if (mb_strpos($hex[1], "Hex-STRING: ") !== false) {
$hex[1] = str_replace("Hex-STRING: ", "", $hex[1]);
for ($i = 0; $i < strlen($hex[1]); $i++) {
$details->manufacturer .= chr(hexdec(substr($hex[1], $i, 2)));
}
} else {
$details->manufacturer = str_replace("STRING: ", "", $hex[1]);
$details->manufacturer = str_replace('"', '', $details->manufacturer);
}
}
}
}
$details->printer_color = 'n';
$i = my_snmp_get($ip, $credentials, "1.3.6.1.2.1.43.11.1.1.6.1.2");
if (strpos(strtolower($i), "cartridge") !== false) {
# it's likely this is a colour printer
$details->printer_color = 'y';
}
}
}
}
// modules - NOTE, we call these 'entities' in the web interface
$log->message = 'snmp_helper::snmp_audit module retrieval for ' . $ip . ' starting';
stdlog($log);
$modules = array();
$modules_list = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.47.1.1.1.1.2");
if (isset($modules_list) and is_array($modules_list) and count($modules_list) > 0) {
$log->message = 'snmp_helper::snmp_audit module count for ' . $ip . ' is ' . count($modules_list);
stdlog($log);
$log->message = 'snmp_helper::snmp_audit object_id retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_object_id = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.3');
$log->message = 'snmp_helper::snmp_audit contained_in retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_contained_in = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.4');
$log->message = 'snmp_helper::snmp_audit class retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_class = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.5');
$log->message = 'snmp_helper::snmp_audit hardware_revision retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_hardware_revision = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.8');
$log->message = 'snmp_helper::snmp_audit firmware_revision retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_firmware_revision = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.9');
$log->message = 'snmp_helper::snmp_audit software_revision retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_software_revision = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.10');
$log->message = 'snmp_helper::snmp_audit serial_number retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_serial_number = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.11');
$log->message = 'snmp_helper::snmp_audit asset_id retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_asset_id = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.15');
$log->message = 'snmp_helper::snmp_audit is_fru retrieval for ' . $ip . ' starting';
stdlog($log);
$temp_is_fru = my_snmp_real_walk($ip, $credentials, '1.3.6.1.2.1.47.1.1.1.1.16');
foreach ($modules_list as $key => $value) {
$log->message = 'snmp_helper::snmp_audit processing module ' . $value . ' for ' . $ip . ' starting';
stdlog($log);
$module = new stdClass();
$module->description = $value;
$module->module_index = str_replace('.1.3.6.1.2.1.47.1.1.1.1.2.', '', $key);
$module->object_ident = $temp_object_id['.1.3.6.1.2.1.47.1.1.1.1.3.' . $module->module_index];
$module->contained_in = $temp_contained_in['.1.3.6.1.2.1.47.1.1.1.1.4.' . $module->module_index];
$module->class = $temp_class['.1.3.6.1.2.1.47.1.1.1.1.5.' . $module->module_index];
$module->hardware_revision = $temp_hardware_revision['.1.3.6.1.2.1.47.1.1.1.1.8.' . $module->module_index];
$module->firmware_revision = $temp_firmware_revision['.1.3.6.1.2.1.47.1.1.1.1.9.' . $module->module_index];
$module->software_revision = $temp_software_revision['.1.3.6.1.2.1.47.1.1.1.1.10.' . $module->module_index];
$module->serial = $temp_serial_number['.1.3.6.1.2.1.47.1.1.1.1.11.' . $module->module_index];
$module->asset_ident = $temp_asset_id['.1.3.6.1.2.1.47.1.1.1.1.15.' . $module->module_index];
$module->is_fru = $temp_is_fru['.1.3.6.1.2.1.47.1.1.1.1.16.' . $module->module_index];
if ((string) $module->is_fru == '1') {
$module->is_fru = 'y';
} else {
$module->is_fru = 'n';
}
$module->class_text = 'unknown';
if ($module->class == '1') {
$module->class_text = 'other';
}
if ($module->class == '2') {
$module->class_text = 'unknown';
}
if ($module->class == '3') {
$module->class_text = 'chassis';
}
if ($module->class == '4') {
$module->class_text = 'backplane';
}
if ($module->class == '5') {
$module->class_text = 'container';
}
if ($module->class == '6') {
$module->class_text = 'powerSupply';
}
if ($module->class == '7') {
$module->class_text = 'fan';
}
if ($module->class == '8') {
$module->class_text = 'sensor';
}
if ($module->class == '9') {
$module->class_text = 'module';
}
if ($module->class == '10') {
$module->class_text = 'port';
}
if ($module->class == '11') {
$module->class_text = 'stack';
}
if ($module->class == '12') {
$module->class_text = 'cpu';
}
$modules[] = $module;
}
}
$log->message = 'snmp_helper::snmp_audit module retrieval for ' . $ip . ' complete';
stdlog($log);
// network intereface details
$interfaces = array();
$interfaces_filtered = array();
$interfaces = my_snmp_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.1");
$log->message = 'snmp_helper::snmp_audit interface count for ' . $ip . ' is ' . count($interfaces);
stdlog($log);
if (is_array($interfaces) and count($interfaces) > 0) {
$log->message = 'snmp_helper::snmp_audit models retrieval for ' . $ip . ' starting';
stdlog($log);
$models = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.2");
$log->message = 'snmp_helper::snmp_audit types retrieval for ' . $ip . ' starting';
stdlog($log);
$types = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.3");
$log->message = 'snmp_helper::snmp_audit speeds retrieval for ' . $ip . ' starting';
stdlog($log);
$speeds = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.5");
$log->message = 'snmp_helper::snmp_audit mac_addresses retrieval for ' . $ip . ' starting';
stdlog($log);
$mac_addresses = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.6");
$log->message = 'snmp_helper::snmp_audit ip_enableds retrieval for ' . $ip . ' starting';
stdlog($log);
$ip_enableds = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.8");
$log->message = 'snmp_helper::snmp_audit ip_addresses retrieval for ' . $ip . ' starting';
stdlog($log);
$ip_addresses = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.4.20.1.2");
$log->message = 'snmp_helper::snmp_audit ifAdminStatus retrieval for ' . $ip . ' starting';
stdlog($log);
$ifAdminStatus = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.7");
$log->message = 'snmp_helper::snmp_audit ifLastChange retrieval for ' . $ip . ' starting';
stdlog($log);
$ifLastChange = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.2.2.1.9");
if (isset($details->os_group) and $details->os_group == "VMware") {
$log->message = 'snmp_helper::snmp_audit ip_addresses_2 retrieval for ' . $ip . ' starting';
stdlog($log);
$ip_addresses_2 = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.4.34.1.3.1.4");
}
$log->message = 'snmp_helper::snmp_audit subnets retrieval for ' . $ip . ' starting';
stdlog($log);
$subnets = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.4.20.1.3");
$log->message = 'snmp_helper::snmp_audit connection_ids retrieval for ' . $ip . ' starting';
stdlog($log);
$connection_ids = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.31.1.1.1.1");
$log->message = 'snmp_helper::snmp_audit aliases retrieval for ' . $ip . ' starting';
stdlog($log);
$aliases = my_snmp_real_walk($ip, $credentials, "1.3.6.1.2.1.31.1.1.1.18");
foreach ($interfaces as $key => $value) {
$log->message = 'snmp_helper::snmp_audit processing interface ' . $value . ' for ' . $ip . ' starting';
stdlog($log);
$interface = new stdclass();
$interface->net_index = $value;
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
$interface->mac = format_mac(my_snmp_get($ip, $credentials, "1.3.6.1.2.1.2.2.1.6." . $interface->net_index));
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
if (!isset($interface->mac)) {
$interface->mac = (string) '';
}
$interface->model = @$models[".1.3.6.1.2.1.2.2.1.2." . $interface->net_index];
$interface->description = $interface->model;
$interface->connection = @$connection_ids[".1.3.6.1.2.1.31.1.1.1.1." . $interface->net_index];
$interface->alias = @$aliases[".1.3.6.1.2.1.31.1.1.1.18." . $interface->net_index];
$interface->type = @interface_type(@$types[".1.3.6.1.2.1.2.2.1.3." . $interface->net_index]);
$interface->ip_enabled = @ip_enabled($ip_enableds[".1.3.6.1.2.1.2.2.1.8." . $interface->net_index]);
$interface->ifadminstatus = @if_admin_status($ifAdminStatus[".1.3.6.1.2.1.2.2.1.7." . $interface->net_index]);
$interface->iflastchange = @$ifLastChange[".1.3.6.1.2.1.2.2.1.9." . $interface->net_index];
$interface->speed = @$speeds[".1.3.6.1.2.1.2.2.1.5." . $interface->net_index];
$interface->manufacturer = '';
$interface->connection_status = '';
$interface->dhcp_enabled = '';
$interface->dhcp_server = '';
$interface->dhcp_lease_obtained = '';
$interface->dhcp_lease_expires = '';
$interface->dns_host_name = '';
$interface->dns_domain = '';
$interface->dns_domain_reg_enabled = '';
$interface->dns_server = '';
if (is_array($ip_addresses) and count($ip_addresses > 0)) {
foreach ($ip_addresses as $each_key => $each_value) {
if ($each_value == $interface->net_index) {
$new_ip = new stdclass();
$new_ip->net_index = $interface->net_index;
$new_ip->ip = str_replace(".1.3.6.1.2.1.4.20.1.2.", "", $each_key);
$new_ip->mac = $interface->mac;
$new_ip->netmask = @$subnets[".1.3.6.1.2.1.4.20.1.3." . $new_ip->ip];
$new_ip->version = '4';
if ($new_ip->ip != '127.0.0.1' and $new_ip->ip != '127.0.1.1') {
$return_ips->item[] = $new_ip;
}
$new_ip = null;
}
}
}
if (isset($ip_addresses_2) and is_array($ip_addresses_2) and isset($details->os_group) and $details->os_group == "VMware") {
// likely we have a VMware ESX box - get what we can
foreach ($ip_addresses_2 as $each_key => $each_value) {
$new_ip = new stdClass();
$new_ip->net_index = $each_value;
$new_ip->ip = str_replace(".1.3.6.1.2.1.4.34.1.3.1.4.", "", $each_key);
$new_ip->netmask = '';
$new_ip->version = '4';
if ($new_ip->net_index == $interface->net_index) {
$new_ip->mac = $interface->mac;
if ($new_ip->ip != '127.0.0.1' and $new_ip->ip != '127.0.1.1') {
$return_ips->item[] = $new_ip;
}
}
$new_ip = null;
}
}
if (isset($details->os_group) and $details->os_group == 'Windows') {
if (isset($interface->ip_addresses) and count($interface->ip_addresses) > 0) {
if (strpos(strtolower($interface->type), 'loopback') === false) {
$interfaces_filtered[] = $interface;
}
}
} else {
if (strtolower($interface->type != 'software loopback')) {
$interfaces_filtered[] = $interface;
}
}
}
}
// end of network interfaces
// Virtual Guests
$guests = array();
if ($vendor_oid == 6876) {
if (file_exists(BASEPATH . '../application/helpers/snmp_6876_2_helper.php')) {
$log->message = 'snmp_helper::snmp_audit is loading the model helper for VMware virtual guests';
stdlog($log);
include 'snmp_6876_2_helper.php';
}
}
$return_array = array('details' => $details, 'interfaces' => $interfaces_filtered, 'guests' => $guests, 'modules' => $modules, 'ip' => $return_ips);
return $return_array;
}
/**
* Executes php 5.4 SNMP class walk interface
*
* @param string $ip
* @param string $community
* @param string $oid
* @param bool $cache
* @param bool $nowait
* @return string
*/
protected function snmpWalkClass($ip, $community, $oid, $cache = true)
{
$cachetime = time() - $this->cacheTime;
$cachepath = self::CACHE_PATH;
$cacheFile = $cachepath . $ip . '_' . $oid;
$result = '';
//cache handling
if (file_exists($cacheFile)) {
//cache not expired
if (filemtime($cacheFile) > $cachetime and $cache == true) {
$result = file_get_contents($cacheFile);
} else {
//cache expired - refresh data
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
$session = new SNMP(SNMP::VERSION_1, $ip, $community, $this->timeoutNative, $this->retriesNative);
$raw = $session->walk($oid);
$session->close();
if (!empty($raw)) {
foreach ($raw as $oid => $value) {
$result .= $oid . ' = ' . $value . "\n";
}
}
file_put_contents($cacheFile, $result);
}
} else {
//no cached file exists
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
$session = new SNMP(SNMP::VERSION_1, $ip, $community, $this->timeoutNative, $this->retriesNative);
$raw = $session->walk($oid);
$session->close();
if (!empty($raw)) {
foreach ($raw as $oid => $value) {
$result .= $oid . ' = ' . $value . "\n";
}
}
file_put_contents($cacheFile, $result);
}
return $result;
}
/**
* read the data into an internal array and also call the parent constructor
*
* @param String $enc encoding
*/
public function __construct($enc)
{
parent::__construct(__CLASS__, $enc);
switch (PSI_PLUGIN_SNMPPINFO_ACCESS) {
case 'command':
$printers = preg_split('/([\\s]+)?,([\\s]+)?/', PSI_PLUGIN_SNMPPINFO_DEVICES, -1, PREG_SPLIT_NO_EMPTY);
foreach ($printers as $printer) {
CommonFunctions::executeProgram("snmpwalk", "-On -c public -v 1 " . $printer . " 1.3.6.1.2.1.1.5", $buffer, PSI_DEBUG);
if (strlen(trim($buffer)) > 0) {
$this->_filecontent[$printer] = $buffer;
CommonFunctions::executeProgram("snmpwalk", "-On -c public -v 1 " . $printer . " 1.3.6.1.2.1.43.11.1.1", $buffer2, PSI_DEBUG);
if (strlen(trim($buffer2)) > 0) {
$this->_filecontent[$printer] = $buffer . "\n" . $buffer2;
} else {
$this->_filecontent[$printer] = $buffer;
}
}
}
break;
case 'php-snmp':
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
$printers = preg_split('/([\\s]+)?,([\\s]+)?/', PSI_PLUGIN_SNMPPINFO_DEVICES, -1, PREG_SPLIT_NO_EMPTY);
foreach ($printers as $printer) {
if (!PSI_DEBUG) {
restore_error_handler();
}
$bufferarr = snmprealwalk($printer, "public", "1.3.6.1.2.1.1.5");
if (!PSI_DEBUG) {
set_error_handler('errorHandlerPsi');
}
if (!empty($bufferarr)) {
$buffer = "";
foreach ($bufferarr as $id => $string) {
$buffer = $buffer . $id . " = " . $string . "\n";
}
if (!PSI_DEBUG) {
restore_error_handler();
}
$bufferarr2 = snmprealwalk($printer, "public", "1.3.6.1.2.1.43.11.1.1");
if (!PSI_DEBUG) {
set_error_handler('errorHandlerPsi');
}
if (!empty($bufferarr2)) {
foreach ($bufferarr2 as $id => $string) {
$buffer = $buffer . $id . " = " . $string . "\n";
}
}
if (strlen(trim($buffer)) > 0) {
$this->_filecontent[$printer] = $buffer;
}
}
}
break;
case 'data':
$printers = preg_split('/([\\s]+)?,([\\s]+)?/', PSI_PLUGIN_SNMPPINFO_DEVICES, -1, PREG_SPLIT_NO_EMPTY);
$pn = 0;
foreach ($printers as $printer) {
$buffer = "";
if (CommonFunctions::rfts(APP_ROOT . "/data/SNMPPInfo{$pn}.txt", $buffer) && !empty($buffer)) {
$this->_filecontent[$printer] = $buffer;
}
$pn++;
}
break;
default:
$this->global_error->addError("switch(PSI_PLUGIN_SNMPPINFO_ACCESS)", "Bad SNMPPInfo configuration in SNMPPInfo.config.php");
break;
}
}
<?php
require_once dirname(__FILE__) . '/snmp_include.inc';
//EXPECTF format is quickprint OFF
snmp_set_enum_print(false);
snmp_set_quick_print(false);
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
snmp_set_oid_output_format(SNMP_OID_OUTPUT_FULL);
echo "SNMPv1\n";
$session = new SNMP(SNMP::VERSION_1, $hostname, $community, $timeout, $retries);
$session->valueretrieval = SNMP_VALUE_LIBRARY;
var_dump($session->get('.1.3.6.1.2.1.1.1.0'));
var_dump($session->get(array('.1.3.6.1.2.1.1.1.0', '.1.3.6.1.2.1.1.3.0')));
var_dump($session->getnext('.1.3.6.1.2.1.1.1.0'));
var_dump($session->close());
echo "SNMPv2\n";
$session = new SNMP(SNMP::VERSION_2c, $hostname, $community, $timeout, $retries);
var_dump($session->get('.1.3.6.1.2.1.1.1.0'));
var_dump($session->getnext('.1.3.6.1.2.1.1.1.0'));
var_dump($session->close());
echo "GET with preserving original OID names\n";
$session = new SNMP(SNMP::VERSION_2c, $hostname, $community, $timeout, $retries);
$orig = array('.1.3.6.1.2.1.1.1.0', '.1.3.6.1.2.1.1.5.0');
$result = $session->get($orig, TRUE);
foreach ($orig as $oid) {
var_dump($result[$oid]);
}
var_dump($session->close());
echo "WALK multiple on single OID\n";
$session = new SNMP(SNMP::VERSION_2c, $hostname, $community, $timeout, $retries);
$z = $session->walk('.1.3.6.1.2.1.1');
function ReadData($targetstring, &$map, &$item)
{
$data[IN] = NULL;
$data[OUT] = NULL;
$data_time = 0;
$timeout = 1000000;
$retries = 2;
$abort_count = 0;
$in_result = NULL;
$out_result = NULL;
if ($map->get_hint("snmp_timeout") != '') {
$timeout = intval($map->get_hint("snmp_timeout"));
debug("Timeout changed to " . $timeout . " microseconds.\n");
}
if ($map->get_hint("snmp_abort_count") != '') {
$abort_count = intval($map->get_hint("snmp_abort_count"));
debug("Will abort after {$abort_count} failures for a given host.\n");
}
if ($map->get_hint("snmp_retries") != '') {
$retries = intval($map->get_hint("snmp_retries"));
debug("Number of retries changed to " . $retries . ".\n");
}
if (preg_match("/^snmp:([^:]+):([^:]+):([^:]+):([^:]+)\$/", $targetstring, $matches)) {
$community = $matches[1];
$host = $matches[2];
$in_oid = $matches[3];
$out_oid = $matches[4];
if ($abort_count == 0 || $abort_count > 0 && (!isset($this->down_cache[$host]) || intval($this->down_cache[$host]) < $abort_count)) {
if (function_exists("snmp_get_quick_print")) {
$was = snmp_get_quick_print();
snmp_set_quick_print(1);
}
if (function_exists("snmp_get_valueretrieval")) {
$was2 = snmp_get_valueretrieval();
}
if (function_exists('snmp_set_oid_output_format')) {
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
}
if (function_exists('snmp_set_valueretrieval')) {
snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
}
if ($in_oid != '-') {
$in_result = snmpget($host, $community, $in_oid, $timeout, $retries);
if ($in_result) {
$data[IN] = floatval($in_result);
$item->add_hint("snmp_in_raw", $in_result);
} else {
$this->down_cache[$host]++;
}
}
if ($out_oid != '-') {
$out_result = snmpget($host, $community, $out_oid, $timeout, $retries);
if ($out_result) {
// use floatval() here to force the output to be *some* kind of number
// just in case the stupid formatting stuff doesn't stop net-snmp returning 'down' instead of 2
$data[OUT] = floatval($out_result);
$item->add_hint("snmp_out_raw", $out_result);
} else {
$this->down_cache[$host]++;
}
}
debug("SNMP ReadData: Got {$in_result} and {$out_result}\n");
$data_time = time();
if (function_exists("snmp_set_quick_print")) {
snmp_set_quick_print($was);
}
} else {
warn("SNMP for {$host} has reached {$abort_count} failures. Skipping. [WMSNMP01]");
}
}
debug("SNMP ReadData: Returning (" . ($data[IN] === NULL ? 'NULL' : $data[IN]) . "," . ($data[OUT] === NULL ? 'NULL' : $data[OUT]) . ",{$data_time})\n");
return array($data[IN], $data[OUT], $data_time);
}
/**
* Check weather user online
*
* @param string $login
* @param int $vlan
* @return string
*/
public function GetUserVlanOnline($login, $vlan)
{
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
if ($this->GetOnlineDetectOid($login, $vlan)) {
@($data = snmp2_real_walk($this->allTerminators[$this->allVlanHosts[$login]['vlanpoolid']]['ip'], $this->AllSwitches[$this->allTerminators[$this->allVlanHosts[$login]['vlanpoolid']]['ip']]['snmp'], $this->GetOnlineDetectOid($login, $vlan)));
if (empty($data)) {
return "Offline" . " " . wf_img_sized('skins/icon_inactive.gif', '', '', '12');
} else {
return "Online" . " " . wf_img_sized('skins/icon_active.gif', '', '', '12');
}
} else {
return 'empty';
}
}
/**
* Change SNMP value
* The "type" parameter must be one of the following, depending on the type of variable to set on the SNMP host:
* i INTEGER
* u unsigned INTEGER
* t TIMETICKS
* a IPADDRESS
* o OBJID
* s STRING
* x HEX STRING
* d DECIMAL STRING
* n NULLOBJ
* b BITS
* @param Host $host
* @param string $object_id
* @param string $type
* @param mixed $value
* @return bool
* @throws Exception
*/
public static function set($host, $object_id, $type, $value)
{
snmp_set_oid_output_format(self::$oid_format);
$snmp = $host->snmpTemplate;
if (is_null($type)) {
throw new Exception('type not set');
}
if ($snmp instanceof SnmpTemplate) {
switch ($snmp->version) {
case "1":
$result = snmpset($host->ip, $snmp->community, $object_id, $type, $value, $snmp->timeout, $snmp->retries);
break;
case "2":
case "2c":
$result = snmp2_set($host->ip, $snmp->community, $object_id, $type, $value, $snmp->timeout, $snmp->retries);
break;
case "3":
$result = snmp3_set($host->ip, $snmp->security_name, $snmp->security_level, $snmp->auth_protocol, $snmp->auth_passphrase, $snmp->priv_protocol, $snmp->priv_passphrase, $object_id, $type, $value, $snmp->timeout, $snmp->retries);
break;
default:
throw new Exception('SNMP Template not implemented yet');
}
}
return $result;
}
/**
* get all information from all configured ups in phpsysinfo.ini and store output in internal array
*/
public function __construct()
{
parent::__construct();
switch (strtolower(PSI_UPS_SNMPUPS_ACCESS)) {
case 'command':
if (defined('PSI_UPS_SNMPUPS_LIST') && is_string(PSI_UPS_SNMPUPS_LIST)) {
if (preg_match(ARRAY_EXP, PSI_UPS_SNMPUPS_LIST)) {
$upss = eval(PSI_UPS_SNMPUPS_LIST);
} else {
$upss = array(PSI_UPS_SNMPUPS_LIST);
}
foreach ($upss as $ups) {
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 -r 1 " . $ups . " .1.3.6.1.4.1.318.1.1.1.1", $buffer, PSI_DEBUG);
if (strlen($buffer) > 0) {
$this->_output[$ups] = $buffer;
$buffer = "";
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 -r 1 " . $ups . " .1.3.6.1.4.1.318.1.1.1.2", $buffer, PSI_DEBUG);
if (strlen($buffer) > 0) {
$this->_output[$ups] .= "\n" . $buffer;
}
$buffer = "";
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 -r 1 " . $ups . " .1.3.6.1.4.1.318.1.1.1.3", $buffer, PSI_DEBUG);
if (strlen($buffer) > 0) {
$this->_output[$ups] .= "\n" . $buffer;
}
$buffer = "";
CommonFunctions::executeProgram("snmpwalk", "-Ona -c public -v 1 -r 1 " . $ups . " .1.3.6.1.4.1.318.1.1.1.4", $buffer, PSI_DEBUG);
if (strlen($buffer) > 0) {
$this->_output[$ups] .= "\n" . $buffer;
}
}
}
}
break;
case 'php-snmp':
if (!extension_loaded("snmp")) {
$this->error->addError("Requirements error", "SNMPups plugin requires the snmp extension to php in order to work properly");
break;
}
snmp_set_valueretrieval(SNMP_VALUE_LIBRARY);
snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC);
if (defined('PSI_UPS_SNMPUPS_LIST') && is_string(PSI_UPS_SNMPUPS_LIST)) {
if (preg_match(ARRAY_EXP, PSI_UPS_SNMPUPS_LIST)) {
$upss = eval(PSI_UPS_SNMPUPS_LIST);
} else {
$upss = array(PSI_UPS_SNMPUPS_LIST);
}
foreach ($upss as $ups) {
if (!PSI_DEBUG) {
restore_error_handler();
/* default error handler */
$old_err_rep = error_reporting();
error_reporting(E_ERROR);
/* fatal errors only */
}
$bufferarr = snmprealwalk($ups, "public", ".1.3.6.1.4.1.318.1.1.1.1", 1000000, 1);
if (!PSI_DEBUG) {
error_reporting($old_err_rep);
/* restore error level */
set_error_handler('errorHandlerPsi');
/* restore error handler */
}
if (!empty($bufferarr)) {
$buffer = "";
foreach ($bufferarr as $id => $string) {
$buffer .= $id . " = " . $string . "\n";
}
if (!PSI_DEBUG) {
restore_error_handler();
/* default error handler */
$old_err_rep = error_reporting();
error_reporting(E_ERROR);
/* fatal errors only */
}
$bufferarr2 = snmprealwalk($ups, "public", ".1.3.6.1.4.1.318.1.1.1.2", 1000000, 1);
$bufferarr3 = snmprealwalk($ups, "public", ".1.3.6.1.4.1.318.1.1.1.3", 1000000, 1);
$bufferarr4 = snmprealwalk($ups, "public", ".1.3.6.1.4.1.318.1.1.1.4", 1000000, 1);
if (!PSI_DEBUG) {
error_reporting($old_err_rep);
/* restore error level */
set_error_handler('errorHandlerPsi');
/* restore error handler */
}
if (!empty($bufferarr2)) {
foreach ($bufferarr2 as $id => $string) {
$buffer .= $id . " = " . $string . "\n";
}
if (!empty($bufferarr3)) {
foreach ($bufferarr3 as $id => $string) {
$buffer .= $id . " = " . $string . "\n";
}
}
}
if (!empty($bufferarr4)) {
foreach ($bufferarr4 as $id => $string) {
$buffer .= $id . " = " . $string . "\n";
}
}
if (strlen(trim($buffer)) > 0) {
$this->_output[$ups] = $buffer;
}
}
}
}
break;
default:
$this->error->addError("switch(PSI_UPS_SNMPUPS_ACCESS)", "Bad SNMPups configuration in phpsysinfo.ini");
break;
}
}
/**
* Init the class
*/
protected function init($config)
{
//--- Init the class:
Basic::initClass($this, $config);
//--- Reset:
$this->agentStatus = null;
$this->agentVersion = null;
$this->agentReadCommunity = null;
$this->setError();
snmp_set_oid_output_format($this->oidOutputFormat);
}
<?php require_once dirname(__FILE__) . '/snmp_include.inc'; echo "Checking error handling\n"; var_dump(snmp_set_oid_output_format()); var_dump(snmp_set_oid_output_format(123)); echo "Checking working\n"; var_dump(snmp_set_oid_output_format(SNMP_OID_OUTPUT_FULL)); var_dump(snmp_set_oid_output_format(SNMP_OID_OUTPUT_NUMERIC));
