203 lines
8.7 KiB
PHP
203 lines
8.7 KiB
PHP
<?php
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/*
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* LibreNMS module to capture Cisco Class-Based QoS Details
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*
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* Copyright (c) 2015 Aaron Daniels <aaron@daniels.id.au>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version. Please see LICENSE.txt at the top level of
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* the source code distribution for details.
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*/
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use LibreNMS\RRD\RrdDefinition;
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if ($device['os_group'] == "cisco") {
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// Define some error messages
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$error_vpn = array();
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$error_vpn[0] = "Other";
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$error_vpn[1] = "Configuration changed";
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$error_vpn[2] = "Control Group information is unavailable";
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$error_vpn[3] = "Data Group range information is unavailable";
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$error_vpn[4] = "Join or Source interface information is unavailable";
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$error_vpn[5] = "VPN name is unavailable";
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$error_vpn[6] = "IP address is missing for Join Interface";
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$error_vpn[7] = "Join Interface is down";
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$error_vpn[8] = "Overlay is administratively shutdown";
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$error_vpn[9] = "Overlay is in delete hold down phase";
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$error_vpn[10] = "VPN is reinitializing";
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$error_vpn[11] = "Site ID information is unavailable";
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$error_vpn[12] = "Site ID mismatch has occurred";
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$error_vpn[13] = "IP address is missing for Source Interface";
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$error_vpn[14] = "Source interface is down";
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$error_vpn[15] = "Changing site identifier";
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$error_vpn[16] = "Changing control group";
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$error_vpn[17] = "Device ID information is unavailable";
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$error_vpn[18] = "Changing device ID";
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$error_vpn[19] = "Cleanup in progress";
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$error_aed = array();
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$error_aed[0] = "Other";
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$error_aed[1] = "Overlay is Down";
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$error_aed[2] = "Site ID is not configured";
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$error_aed[3] = "Site ID mismatch";
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$error_aed[4] = "Version mismatch";
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$error_aed[5] = "Site VLAN is Down";
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$error_aed[6] = "No extended VLAN is operationally up";
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$error_aed[7] = "No Overlay Adjacency is up";
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$error_aed[8] = "LSPDB sync incomplete";
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$error_aed[9] = "Overlay state down event in progress";
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$error_aed[10] = "ISIS control group sync pending";
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$error_overlay = array();
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$error_overlay[1] = "active";
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$error_overlay[2] = "notInService";
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$error_overlay[3] = "notReady";
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$error_overlay[4] = "createAndGo";
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$error_overlay[5] = "createAndWait";
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$error_overlay[6] = "destroy";
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$tmp_module = 'Cisco-OTV';
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$component = new LibreNMS\Component();
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$options['filter']['type'] = array('=',$tmp_module);
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$options['filter']['disabled'] = array('=',0);
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$components = $component->getComponents($device['device_id'], $options);
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// We only care about our device id.
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$components = $components[$device['device_id']];
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// Only collect SNMP data if we have enabled components
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if (is_array($components) && count($components) > 0) {
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// Let's gather the stats..
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$tblOverlayEntry = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.2.1.1');
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$tblAdjacencyDatabaseEntry = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.3.1.1', 0);
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$tblRouteNextHopAddr = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.5.1.1.8', 0);
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$tblVlanEdgeDevIsAed = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.2.2.1.6', 2);
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// Let's create an array of each remote OTV endpoint and the count of MAC addresses that are reachable via.
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$count_mac = array();
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foreach ($tblRouteNextHopAddr as $k => $v) {
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$count_mac[$v]++;
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}
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// Let's log some debugging
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d_echo("\n\nMAC Addresses: ".print_r($count_mac, true));
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// Loop through the components and extract the data.
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foreach ($components as $key => &$array) {
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if ($array['otvtype'] == 'overlay') {
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// Let's check the various status' of the overlay
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$message = false;
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$vpn_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.3'][$array['index']];
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if ($vpn_state != 2) {
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$message .= "VPN Down: ".$error_vpn[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.4'][$array['index']]];
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}
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$aed_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.13'][$array['index']];
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if ($aed_state == 2) {
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$message .= "AED Down: ".$error_aed[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.14'][$array['index']]];
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}
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$overlay_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.23'][$array['index']];
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if ($overlay_state == 2) {
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$message .= "Overlay Down: ".$error_overlay[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.24'][$array['index']]];
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}
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// If we have set a message, we have an error, activate alert.
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if ($message !== false) {
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$array['error'] = $message;
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$array['status'] = 2;
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} else {
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$array['error'] = "";
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$array['status'] = 0;
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}
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// Time to graph the count of the active VLAN's on this overlay.
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$count_vlan = 0;
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foreach ($tblVlanEdgeDevIsAed['1.3.6.1.4.1.9.9.810.1.2.2.1.6'][$array['index']] as $v) {
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if ($v == 1) {
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$count_vlan++;
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}
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}
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// Let's log some debugging
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d_echo("\n\nOverlay Component: ".$key."\n");
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d_echo(" Label: ".$array['label']."\n");
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d_echo(" Index: ".$array['index']."\n");
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d_echo(" Status: ".$array['status']."\n");
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d_echo(" Message: ".$array['error']."\n");
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d_echo(" VLAN Count: ".$count_vlan."\n");
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$label = $array['label'];
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$rrd_name = array('cisco', 'otv', $label, 'vlan');
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$rrd_def = RrdDefinition::make()->addDataset('count', 'GAUGE', 0);
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$fields = array(
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'count' => $count_vlan
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);
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$tags = compact('label', 'rrd_name', 'rrd_def');
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data_update($device, 'cisco-otv-vlan', $tags, $fields);
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} elseif ($array['otvtype'] == 'adjacency') {
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$array['uptime'] = $tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.6.'.$array['index'].'.1.4.'.$array['endpoint']];
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$message = false;
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if ($tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.5.'.$array['index'].'.1.4.'.$array['endpoint']] != 1) {
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$message .= "Adjacency is Down\n";
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}
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if ($tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.6.'.$array['index'].'.1.4.'.$array['endpoint']] < $array['uptime']) {
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$message .= "Adjacency has been reset\n";
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}
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// If we have set a message, we have an error, activate alert.
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if ($message !== false) {
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$array['error'] = $message;
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$array['status'] = 1;
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} else {
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$array['error'] = "";
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$array['status'] = 0;
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}
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// Let's log some debugging
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d_echo("\n\nAdjacency Component: ".$key."\n");
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d_echo(" Label: ".$array['label']."\n");
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d_echo(" Index: ".$array['index']."\n");
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d_echo(" Status: ".$array['status']."\n");
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d_echo(" Message: ".$array['error']."\n");
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} elseif ($array['otvtype'] == 'endpoint') {
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$count = 0;
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$endpoint = $array['endpoint'];
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if (isset($count_mac[$endpoint])) {
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$count = $count_mac[$endpoint];
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}
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// Let's log some debugging
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d_echo("\n\nEndpoint Component: ".$key."\n");
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d_echo(" Label: ".$array['label']."\n");
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d_echo(" MAC Count: ".$count."\n");
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$rrd_name = array('cisco', 'otv', $endpoint, 'mac');
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$rrd_def = RrdDefinition::make()->addDataset('count', 'GAUGE', 0);
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$fields = array(
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'count' => $count
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);
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$tags = compact('endpoint', 'rrd_name', 'rrd_def');
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data_update($device, 'cisco-otv-mac', $tags, $fields);
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} // End If
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} // End foreach components
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// Write the Components back to the DB.
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$component->setComponentPrefs($device['device_id'], $components);
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} // end if count components
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// Clean-up after yourself!
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unset(
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$components,
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$component,
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$tmp_module,
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$error_vpn,
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$error_aed,
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$error_overlay
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);
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}
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