63 lines
2.5 KiB
PHP
63 lines
2.5 KiB
PHP
<?php
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/**
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* Observium
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*
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* This file is part of Observium.
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*
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* @package observium
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* @subpackage discovery
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* @copyright (C) 2006-2013 Adam Armstrong, (C) 2013-2023 Observium Limited
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*
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*/
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$ip_version = 'ipv6';
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if (!safe_count($ip_data[$ip_version])) {
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// Get IP addresses from CISCO-IETF-IP-MIB
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//cIpAddressIfIndex.ipv6."20:01:04:70:00:15:00:bb:00:00:00:00:00:00:00:02" = 450
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//cIpAddressPrefix.ipv6."20:01:04:70:00:15:00:bb:00:00:00:00:00:00:00:02" = cIpAddressPfxOrigin.450.ipv6."20:01:04:70:00:15:00:bb:00:00:00:00:00:00:00:00".64
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//cIpAddressOrigin.ipv6."20:01:04:70:00:15:00:bb:00:00:00:00:00:00:00:02" = manual
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//Origins: 1:other, 2:manual, 4:dhcp, 5:linklayer, 6:random
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$flags = OBS_SNMP_ALL ^ OBS_QUOTES_STRIP;
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$oid_data = [];
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foreach (['cIpAddressIfIndex', 'cIpAddressPrefix', 'cIpAddressType', 'cIpAddressOrigin'] as $oid) {
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$oid_data = snmpwalk_cache_twopart_oid($device, $oid . '.' . $ip_version, $oid_data, 'CISCO-IETF-IP-MIB', NULL, $flags);
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if ($oid == 'cIpAddressIfIndex' && snmp_status() === FALSE) {
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break; // Stop walk, not exist table
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}
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}
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//print_vars($oid_data);
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// IPv6z
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if (isset($oid_data[$ip_version . 'z'])) {
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$oid_data[$ip_version] = array_merge((array)$oid_data[$ip_version], $oid_data[$ip_version . 'z']);
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}
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// Rewrite CISCO-IETF-IP-MIB array
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foreach ($oid_data[$ip_version] as $ip_snmp => $entry) {
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$ip_address = hex2ip($ip_snmp);
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$ifIndex = $entry['cIpAddressIfIndex'];
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$tmp_prefix = explode('.', $entry['cIpAddressPrefix']);
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$entry['cIpAddressPrefix'] = end($tmp_prefix);
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/*
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$ip_data[$ip_version][$ifIndex][$ip_address] = array('ifIndex' => $ifIndex,
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'ip' => $ip_address,
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'prefix' => $entry['cIpAddressPrefix'],
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'type' => $entry['cIpAddressType'],
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'origin' => $entry['cIpAddressOrigin']);
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*/
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$data = [
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'ifIndex' => $ifIndex,
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'ip' => $ip_address,
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'prefix' => $entry['cIpAddressPrefix'],
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'type' => $entry['cIpAddressType'],
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'origin' => $entry['cIpAddressOrigin']
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];
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discover_add_ip_address($device, $mib, $data);
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}
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}
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unset($ifIndex, $ip_address, $tmp_prefix, $oid_data, $flags);
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// EOF
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