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cisco_wlc_graphite.php
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cisco_wlc_graphite.php
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<?php
/**
* Get SNMP stats from Cisco WLC and insert into Graphite/Carbon.
*
* @author: Arjan Koopen <arjan@koopen.net>
*/
include("config.php");
include("common.php");
if ($graphite_send) $fsock = fsockopen($graphite_ip, $graphite_port);
foreach ($controllers as $c_name => $ip) {
/**
* WLC Temperature
*/
$temp = explode(" ", get_snmp("1.3.6.1.4.1.14179.2.3.1.13.0", "INTEGER"));
sendGraphite("wlc_temparature", $temp[0]);
/**
* WLC Memory
*/
$total_memory = explode(" ", get_snmp("1.3.6.1.4.1.14179.1.1.5.2.0", "INTEGER"));
sendGraphite("wlc_total_memory", $total_memory[0]);
$free_memory = explode(" ", get_snmp("1.3.6.1.4.1.14179.1.1.5.3.0", "INTEGER"));
sendGraphite("wlc_free_memory", $free_memory[0]);
/**
* WLC CPU - Overall
*/
$wlc_cpu = explode(" ", get_snmp("1.3.6.1.4.1.14179.1.1.5.1.0", "INTEGER"));
sendGraphite("wlc_cpu", $wlc_cpu[0]);
/**
* WLC Connected APs
*/
$wlc_total_ap = explode(" ", get_snmp("1.3.6.1.4.1.9.9.618.1.8.4.0", "Gauge32"));
sendGraphite("wlc_total_ap", $wlc_total_ap[0]);
}
foreach ($controllers as $c_name => $ip) {
/**
* Clients per radio
*/
$aps = getApTable();
$radios = getRadioTable($aps);
$clientsPerRadio = getNoOfClientsPerRadio($radios);
$clientsPerRadio["bogus.bogus"] = 0;
$total = 0;
$assoc_band = array();
$prev_ap = "";
$prev_no = 0;
foreach ($clientsPerRadio as $radio => $no) {
$tmp = explode(".",$radio);
if ($prev_ap != "" && $prev_ap != $tmp[0]) {
sendGraphite("assoc.ap." . $prev_ap . ".total", $prev_no);
$prev_no = 0;
}
if ($tmp[0] != "bogus") {
$total += $no;
$assoc_band[$tmp[1]] += $no;
$prev_no += $no;
sendGraphite("assoc.ap." . $radio , $no);
$prev_ap = $tmp[0];
}
}
sendGraphite("assoc.total", $total);
foreach ($assoc_band as $band => $no) {
sendGraphite("assoc.band." . $band, $no);
}
/**
* Clients per ESS
*/
$ess = getEssTable();
$clientsPerEss = getClientsPerEss($ess);
foreach ($clientsPerEss as $ess => $no) {
sendGraphite("assoc.ess." . $ess, $no);
}
/**
* Radio info
*/
// channel info
$chan = getChannelPerRadio($radios);
foreach ($chan as $radio => $ch) {
sendGraphite("radio." . $radio . ".channel", $ch);
}
// util
$util = getUtilPerRadio($radios);
foreach ($util as $radio => $ut) {
sendGraphite("radio." . $radio . ".util", $ut);
}
// noise
$noise = getNoisePerRadio($radios, $chan);
foreach ($noise as $radio => $ns) {
sendGraphite("radio." . $radio . ".noise", $ns);
}
// counters
$counters = getRadioCounters($radios);
foreach ($counters as $radio => $cnt) {
foreach ($cnt as $field => $value) {
sendGraphite("radio." . $radio . "." . $field, $value);
}
}
}
if ($graphite_send) fclose($fsock);
?>