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librenms-librenms/includes/polling/cisco-otv.inc.php
Aaron Daniels 52455e1128 Component Update - Status 
- Align the component status field with the Nagios standard
  0=ok, 1=warning, 2=critical
- Modify existing modules to report these status' (Cisco-OTV)
- Add/Modify Alerting Macros to use these status'
- Add the a component status widget
- update edit page to report these status'
2016-07-11 16:51:01 +10:00

206 lines
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PHP
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<?php
/*
* LibreNMS module to capture Cisco Class-Based QoS Details
*
* Copyright (c) 2015 Aaron Daniels <aaron@daniels.id.au>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at your
* option) any later version. Please see LICENSE.txt at the top level of
* the source code distribution for details.
*/
if ($device['os_group'] == "cisco") {
// Define some error messages
$error_vpn = array();
$error_vpn[0] = "Other";
$error_vpn[1] = "Configuration changed";
$error_vpn[2] = "Control Group information is unavailable";
$error_vpn[3] = "Data Group range information is unavailable";
$error_vpn[4] = "Join or Source interface information is unavailable";
$error_vpn[5] = "VPN name is unavailable";
$error_vpn[6] = "IP address is missing for Join Interface";
$error_vpn[7] = "Join Interface is down";
$error_vpn[8] = "Overlay is administratively shutdown";
$error_vpn[9] = "Overlay is in delete hold down phase";
$error_vpn[10] = "VPN is reinitializing";
$error_vpn[11] = "Site ID information is unavailable";
$error_vpn[12] = "Site ID mismatch has occurred";
$error_vpn[13] = "IP address is missing for Source Interface";
$error_vpn[14] = "Source interface is down";
$error_vpn[15] = "Changing site identifier";
$error_vpn[16] = "Changing control group";
$error_vpn[17] = "Device ID information is unavailable";
$error_vpn[18] = "Changing device ID";
$error_vpn[19] = "Cleanup in progress";
$error_aed = array();
$error_aed[0] = "Other";
$error_aed[1] = "Overlay is Down";
$error_aed[2] = "Site ID is not configured";
$error_aed[3] = "Site ID mismatch";
$error_aed[4] = "Version mismatch";
$error_aed[5] = "Site VLAN is Down";
$error_aed[6] = "No extended VLAN is operationally up";
$error_aed[7] = "No Overlay Adjacency is up";
$error_aed[8] = "LSPDB sync incomplete";
$error_aed[9] = "Overlay state down event in progress";
$error_aed[10] = "ISIS control group sync pending";
$error_overlay = array();
$error_overlay[1] = "active";
$error_overlay[2] = "notInService";
$error_overlay[3] = "notReady";
$error_overlay[4] = "createAndGo";
$error_overlay[5] = "createAndWait";
$error_overlay[6] = "destroy";
$module = 'Cisco-OTV';
require_once 'includes/component.php';
$component = new component();
$options['filter']['type'] = array('=',$module);
$options['filter']['disabled'] = array('=',0);
$components = $component->getComponents($device['device_id'],$options);
// We only care about our device id.
$components = $components[$device['device_id']];
// Only collect SNMP data if we have enabled components
if (count($components > 0)) {
// Let's gather the stats..
$tblOverlayEntry = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.2.1.1');
$tblAdjacencyDatabaseEntry = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.3.1.1', 0);
$tblRouteNextHopAddr = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.5.1.1.8', 0);
$tblVlanEdgeDevIsAed = snmpwalk_array_num($device, '.1.3.6.1.4.1.9.9.810.1.2.2.1.6', 2);
// Let's create an array of each remote OTV endpoint and the count of MAC addresses that are reachable via.
$count_mac = array();
foreach ($tblRouteNextHopAddr as $k => $v) {
$count_mac[$v]++;
}
// Let's log some debugging
d_echo("\n\nMAC Addresses: ".print_r($count_mac,TRUE));
// Loop through the components and extract the data.
foreach ($components as $key => &$array) {
if ($array['otvtype'] == 'overlay') {
// Let's check the various status' of the overlay
$message = false;
$vpn_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.3'][$array['index']];
if ($vpn_state != 2) {
$message .= "VPN Down: ".$error_vpn[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.4'][$array['index']]];
}
$aed_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.13'][$array['index']];
if ($aed_state == 2) {
$message .= "AED Down: ".$error_aed[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.14'][$array['index']]];
}
$overlay_state = $tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.23'][$array['index']];
if ($overlay_state == 2) {
$message .= "Overlay Down: ".$error_overlay[$tblOverlayEntry['1.3.6.1.4.1.9.9.810.1.2.1.1.24'][$array['index']]];
}
// If we have set a message, we have an error, activate alert.
if ($message !== false) {
$array['error'] = $message;
$array['status'] = 2;
}
else {
$array['error'] = "";
$array['status'] = 0;
}
// Time to graph the count of the active VLAN's on this overlay.
$count_vlan = 0;
foreach ($tblVlanEdgeDevIsAed['1.3.6.1.4.1.9.9.810.1.2.2.1.6'][$array['index']] as $v) {
if ($v == 1) {
$count_vlan++;
}
}
// Let's log some debugging
d_echo("\n\nOverlay Component: ".$key."\n");
d_echo(" Label: ".$array['label']."\n");
d_echo(" Index: ".$array['index']."\n");
d_echo(" Status: ".$array['status']."\n");
d_echo(" Message: ".$array['error']."\n");
d_echo(" VLAN Count: ".$count_vlan."\n");
$filename = "cisco-otv-".$array['label']."-vlan.rrd";
$rrd_filename = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename ($filename);
if (!file_exists ($rrd_filename)) {
rrdtool_create ($rrd_filename, " DS:count:GAUGE:600:0:U" . $config['rrd_rra']);
}
$rrd['count'] = $count_vlan;
// Update RRD
rrdtool_update ($rrd_filename, $rrd);
}
elseif ($array['otvtype'] == 'adjacency') {
$array['uptime'] = $tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.6.'.$array['index'].'.1.4.'.$array['endpoint']];
$message = false;
if ($tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.5.'.$array['index'].'.1.4.'.$array['endpoint']] != 1) {
$message .= "Adjacency is Down\n";
}
if ($tblAdjacencyDatabaseEntry['1.3.6.1.4.1.9.9.810.1.3.1.1.6.'.$array['index'].'.1.4.'.$array['endpoint']] < $array['uptime']) {
$message .= "Adjacency has been reset\n";
}
// If we have set a message, we have an error, activate alert.
if ($message !== false) {
$array['error'] = $message;
$array['status'] = 1;
}
else {
$array['error'] = "";
$array['status'] = 0;
}
// Let's log some debugging
d_echo("\n\nAdjacency Component: ".$key."\n");
d_echo(" Label: ".$array['label']."\n");
d_echo(" Index: ".$array['index']."\n");
d_echo(" Status: ".$array['status']."\n");
d_echo(" Message: ".$array['error']."\n");
}
elseif ($array['otvtype'] == 'endpoint') {
if (isset($count_mac[$array['endpoint']])) {
$rrd['count'] = $count_mac[$array['endpoint']];
}
else {
$rrd['count'] = "0";
}
// Let's log some debugging
d_echo("\n\nEndpoint Component: ".$key."\n");
d_echo(" Label: ".$array['label']."\n");
d_echo(" MAC Count: ".$rrd['count']."\n");
$filename = "cisco-otv-".$array['endpoint']."-mac.rrd";
$rrd_filename = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename ($filename);
if (!file_exists ($rrd_filename)) {
rrdtool_create ($rrd_filename, " DS:count:GAUGE:600:0:U" . $config['rrd_rra']);
}
// Update RRD
rrdtool_update ($rrd_filename, $rrd);
} // End If
} // End foreach components
// Write the Components back to the DB.
$component->setComponentPrefs($device['device_id'],$components);
} // end if count components
// Clean-up after yourself!
unset($components, $component, $module);
}
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