$oid_data = snmpwalk_cache_oid($device, $oid . '.' . $ip_version, $oid_data, 'IP-MIB', mib_dirs());
}
// Rewrite IP-MIB array
$ip_data = array();
foreach ($oid_data as $key => $entry) {
if ($entry['ipAddressType'] == 'broadcast') {
continue;
}
// Skip broadcasts
$ip_address = str_replace($ip_version . '.', '', $key);
$ifIndex = $entry['ipAddressIfIndex'];
$entry['ipAddressPrefix'] = end(explode('.', $entry['ipAddressPrefix']));
if (!is_numeric($entry['ipAddressPrefix'])) {
$entry['ipAddressPrefix'] = '32';
}
if (is_ipv4_valid($ip_address, $entry['ipAddressPrefix']) !== FALSE) {
foreach ($oids_ip as $oid) {
$ip_data[$ifIndex][$ip_address][$oid] = $entry[$oid];
}
}
}
if ($debug && $ip_data) {
echo "IP-MIB\n";
print_vars($ip_data);
}
}
// Caching old IPv4 addresses table
$query = 'SELECT * FROM `ipv4_addresses` AS A
LEFT JOIN `ports` AS I ON A.`port_id` = I.`port_id`
WHERE I.`device_id` = ?';
foreach (dbFetchRows($query, array($device_id)) as $entry) {
}
echo "IPv4 Addresses : ";
$ip_version = 'ipv4';
// Get IP addresses from IP-MIB
$oids_ip = array('ipAdEntIfIndex', 'ipAdEntNetMask');
//ipAdEntIfIndex.10.0.0.130 = 193
//ipAdEntNetMask.10.0.0.130 = 255.255.255.252
$oid_data = array();
foreach ($oids_ip as $oid) {
$oid_data = snmpwalk_cache_oid($device, $oid, $oid_data, 'IP-MIB', mib_dirs());
}
// Rewrite IP-MIB array
$ip_data = array();
foreach ($oid_data as $ip_address => $entry) {
$ifIndex = $entry['ipAdEntIfIndex'];
if (is_ipv4_valid($ip_address, $entry['ipAdEntNetMask']) === FALSE) {
continue;
}
$ip_data[$ifIndex][$ip_address] = $entry;
}
if ($debug && $ip_data) {
echo "IP-MIB\n";
print_vars($ip_data);
}
// Caching old IPv4 addresses table
$query = 'SELECT * FROM `ipv4_addresses` AS A
LEFT JOIN `ports` AS I ON A.`port_id` = I.`port_id`
WHERE I.`device_id` = ?';
foreach (dbFetchRows($query, array($device_id)) as $entry) {
$old_table[$entry['ifIndex']][$entry['ipv4_address']] = $entry;
}
if (!is_numeric($entry['prefix'])) {
if (strlen($entry['mask'])) {
// Yeah, passed empty prefix, but with correct mask
$entry['prefix'] = $entry['mask'];
} else {
$entry['prefix'] = '32';
}
}
} else {
$entry['prefix'] = $entry['mask'];
}
$ip_prefix = $entry['prefix'];
$ip_origin = $entry['origin'];
$ip_compressed = $ip_address;
// just for compat with IPv6
if (is_ipv4_valid($ip_address, $ip_prefix) === FALSE) {
print_debug("Address '{$ip_compressed}/{$ip_prefix}' skipped as invalid.");
continue;
}
$addr = Net_IPv4::parseAddress($ip_address . '/' . $ip_prefix);
$ip_cidr = $addr->bitmask;
$ip_network = $addr->network . '/' . $ip_cidr;
$full_address = $ip_address . '/' . $ip_cidr;
$new_address = array('port_id' => $port_id, 'ipv4_address' => $ip_address, 'ipv4_prefixlen' => $ip_cidr);
} else {
if (!is_numeric($entry['prefix'])) {
$entry['prefix'] = '128';
}
$ip_prefix = $entry['prefix'];
$ip_origin = $entry['origin'];
$ip_compressed = Net_IPv6::compress($ip_address, TRUE);
