Files
librenms-librenms/includes/discovery/sensors/load/dhcpatriot.inc.php
2020-06-22 13:17:15 -05:00

101 lines
4.9 KiB
PHP

<?php
/*
*
* OIDs obtained from First Network Group Inc. DHCPatriot operations manual version 6.4.x
* Found here: http://www.network1.net/products/dhcpatriot/documentation/PDFs/v64xmanual-rev1.pdf
*
*/
/* Set base OID values */
$dhcp_networks_base_oid = '1.3.6.1.4.1.2021.50.110';
$pool_usage_base_oid = '1.3.6.1.4.1.2021.50.120';
$pool_size_base_oid = '1.3.6.1.4.1.2021.50.130';
/* Set dhcp index values for authenticated and standard DHCP networks */
$auth_dhcp_index = '1';
$standard_dhcp_index = '2';
/* Get configured networks from DHCPatriot and merge the arrays */
$auth_dhcp_networks = snmpwalk_array_num($device, $dhcp_networks_base_oid . '.' . $auth_dhcp_index, 2);
$standard_dhcp_networks = snmpwalk_array_num($device, $dhcp_networks_base_oid . '.' . $standard_dhcp_index, 2);
if (!is_array($standard_dhcp_networks) && is_array($auth_dhcp_networks) && !empty($auth_dhcp_networks)) {
$dhcp_networks = $auth_dhcp_networks;
}
if (!is_array($auth_dhcp_networks) && is_array($standard_dhcp_networks) && !empty($standard_dhcp_networks)) {
$dhcp_networks = $standard_dhcp_networks;
}
if (is_array($auth_dhcp_networks) && !empty($auth_dhcp_networks) && is_array($standard_dhcp_networks) && !empty($standard_dhcp_networks)) {
$dhcp_networks = array_merge_recursive($auth_dhcp_networks, $standard_dhcp_networks);
}
/* Set discover_sensor variables that are the same regardless of DHCP type */
$class = 'load';
$multiplier = 100;
$low_limit = null;
$low_warn_limit = null;
$warn_limit = 95;
$high_limit = 100;
$poller_type = 'snmp';
$entPhysicalIndex = null;
$entPhysicalIndex_measured = null;
$user_func = null;
if (is_array($dhcp_networks) && !empty($dhcp_networks)) {
if (is_array($dhcp_networks[$dhcp_networks_base_oid]) && !empty($dhcp_networks[$dhcp_networks_base_oid])) {
/* Loop through the DHCP type tier of the array grabbing the dhcp_type_index for later use */
foreach ($dhcp_networks[$dhcp_networks_base_oid] as $dhcp_type_index => $ignore_this) {
if (is_array($dhcp_networks[$dhcp_networks_base_oid][$dhcp_type_index]) && !empty($dhcp_networks[$dhcp_networks_base_oid][$dhcp_type_index])) {
/* Loop through the DHCP networks and set the network specific discover_sensor variables */
foreach ($dhcp_networks[$dhcp_networks_base_oid][$dhcp_type_index] as $index => $entry) {
if ($dhcp_type_index === intval($auth_dhcp_index)) {
$pool_usage = snmp_get($device, $pool_usage_base_oid . '.' . $auth_dhcp_index . '.' . $index, '-Oqv');
$pool_size = snmp_get($device, $pool_size_base_oid . '.' . $auth_dhcp_index . '.' . $index, '-Oqv');
$oid = '.' . $pool_usage_base_oid . '.' . $auth_dhcp_index . '.' . $index;
$type = 'dhcpatriotAuthDHCP';
$group = 'Authenticated DHCP';
}
if ($dhcp_type_index === intval($standard_dhcp_index)) {
$pool_usage = snmp_get($device, $pool_usage_base_oid . '.' . $standard_dhcp_index . '.' . $index, '-Oqv');
$pool_size = snmp_get($device, $pool_size_base_oid . '.' . $standard_dhcp_index . '.' . $index, '-Oqv');
$oid = '.' . $pool_usage_base_oid . '.' . $standard_dhcp_index . '.' . $index;
$type = 'dhcpatriotStandardDHCP';
$group = 'Standard DHCP';
}
$descr_tmp = explode('[', $entry);
$descr = $descr_tmp[0] . ' (' . $pool_usage . '/' . $pool_size . ')';
$divisor = $pool_size;
$current = (($pool_usage / $pool_size) * 100);
discover_sensor(
$valid['sensor'],
$class,
$device,
$oid,
$index,
$type,
$descr,
$divisor,
$multiplier,
$low_limit,
$low_warn_limit,
$warn_limit,
$high_limit,
$current,
$poller_type,
$entPhysicalIndex,
$entPhysicalIndex_measured,
$user_func,
$group
);
}
}
}
}
}
unset($dhcp_networks_base_oid, $pool_usage_base_oid, $pool_size_base_oid, $auth_dhcp_index, $standard_dhcp_index, $auth_dhcp_networks, $standard_dhcp_networks, $dhcp_networks, $class, $multiplier, $low_limit, $low_warn_limit, $warn_limit, $high_limit, $poller_type, $entPhysicalIndex, $entPhysicalIndex_measured, $user_func, $pool_usage, $pool_size, $oid, $type, $group, $descr_tmp, $descr, $divisor, $current);