mirror of
https://github.com/librenms/librenms.git
synced 2024-09-22 02:48:37 +00:00
29c70aaefa
git-svn-id: http://www.observium.org/svn/observer/trunk@3187 61d68cd4-352d-0410-923a-c4978735b2b8
157 lines
6.6 KiB
PHP
Executable File
157 lines
6.6 KiB
PHP
Executable File
<?php
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$load_rrd = $host_rrd . "/ucd_load.rrd";
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$cpu_rrd = $host_rrd . "/ucd_cpu.rrd";
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$mem_rrd = $host_rrd . "/ucd_mem.rrd";
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### Poll systemStats from UNIX-like hosts running UCD/Net-SNMPd
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#UCD-SNMP-MIB::ssIndex.0 = INTEGER: 1
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#UCD-SNMP-MIB::ssErrorName.0 = STRING: systemStats
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#UCD-SNMP-MIB::ssSwapIn.0 = INTEGER: 0 kB
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#UCD-SNMP-MIB::ssSwapOut.0 = INTEGER: 0 kB
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#UCD-SNMP-MIB::ssIOSent.0 = INTEGER: 1864 blocks/s
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#UCD-SNMP-MIB::ssIOReceive.0 = INTEGER: 7 blocks/s
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#UCD-SNMP-MIB::ssSysInterrupts.0 = INTEGER: 7572 interrupts/s
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#UCD-SNMP-MIB::ssSysContext.0 = INTEGER: 10254 switches/s
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#UCD-SNMP-MIB::ssCpuUser.0 = INTEGER: 4
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#UCD-SNMP-MIB::ssCpuSystem.0 = INTEGER: 3
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#UCD-SNMP-MIB::ssCpuIdle.0 = INTEGER: 77
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#UCD-SNMP-MIB::ssCpuRawUser.0 = Counter32: 194386556
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#UCD-SNMP-MIB::ssCpuRawNice.0 = Counter32: 15673
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#UCD-SNMP-MIB::ssCpuRawSystem.0 = Counter32: 65382910
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#UCD-SNMP-MIB::ssCpuRawIdle.0 = Counter32: 1655192684
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#UCD-SNMP-MIB::ssCpuRawWait.0 = Counter32: 205336019
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#UCD-SNMP-MIB::ssCpuRawKernel.0 = Counter32: 0
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#UCD-SNMP-MIB::ssCpuRawInterrupt.0 = Counter32: 1128048
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#UCD-SNMP-MIB::ssIORawSent.0 = Counter32: 2353983704
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#UCD-SNMP-MIB::ssIORawReceived.0 = Counter32: 3172182750
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#UCD-SNMP-MIB::ssRawInterrupts.0 = Counter32: 427446276
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#UCD-SNMP-MIB::ssRawContexts.0 = Counter32: 4161026807
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#UCD-SNMP-MIB::ssCpuRawSoftIRQ.0 = Counter32: 2605010
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#UCD-SNMP-MIB::ssRawSwapIn.0 = Counter32: 602002
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#UCD-SNMP-MIB::ssRawSwapOut.0 = Counter32: 937422
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$ss = snmpwalk_cache_oid($device, "systemStats", array(), "UCD-SNMP-MIB");
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$ss = $ss[0]; ### Insert Nazi joke here.
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## Create CPU RRD if it doesn't already exist
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$cpu_rrd_create = " --step 300 \
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DS:user:COUNTER:600:0:U \
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DS:system:COUNTER:600:0:U \
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DS:nice:COUNTER:600:0:U \
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DS:idle:COUNTER:600:0:U ".$config['rrd_rra'];
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### This is how we currently collect. We should collect one RRD per stat, for ease of handling differen formats,
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### and because it is per-host and no big performance hit. See new format below
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### FIXME REMOVE
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if (is_numeric($ss['ssCpuRawUser']) && is_numeric($ss['ssCpuRawNice']) && is_numeric($ss['ssCpuRawSystem']) && is_numeric($ss['ssCpuRawIdle']))
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{
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if (!is_file($cpu_rrd))
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{
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rrdtool_create($cpu_rrd, $cpu_rrd_create);
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}
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rrdtool_update($cpu_rrd, array($ss['ssCpuRawUser'],$ss['ssCpuRawSystem'],$ss['ssCpuRawNice'],$ss['ssCpuRawIdle']));
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$graphs['ucd_cpu'] = TRUE;
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}
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### This is how we'll collect in the future, start now so people don't have zero data.
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$collect_oids = array('ssCpuRawUser','ssCpuRawNice','ssCpuRawSystem','ssCpuRawIdle','ssCpuRawInterrupt', 'ssCpuRawSoftIRQ', 'ssCpuRawKernel', 'ssCpuRawWait', 'ssIORawSent', 'ssIORawReceived', 'ssRawInterrupts', 'ssRawContexts', 'ssRawSwapIn', 'ssRawSwapOut');
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foreach ($collect_oids as $oid)
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{
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if (is_numeric($ss[$oid]))
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{
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$value = $ss[$oid];
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$filename = $host_rrd . "/ucd_".$oid.".rrd";
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if (!is_file($filename))
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{
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rrdtool_create($filename, " --step 300 DS:value:COUNTER:600:0:U ".$config['rrd_rra']);
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}
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rrdtool_update($filename, "N:".$value);
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$graphs['ucd_cpu'] = TRUE;
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}
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}
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### Set various graphs if we've seen the right OIDs.
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if (is_numeric($ss['ssRawSwapIn'])) { $graphs['ucd_swap_io'] = TRUE; }
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if (is_numeric($ss['ssIORawSent'])) { $graphs['ucd_io'] = TRUE; }
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if (is_numeric($ss['ssRawContexts'])) { $graphs['ucd_contexts'] = TRUE; }
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if (is_numeric($ss['ssRawInterrupts'])) { $graphs['ucd_interrupts'] = TRUE; }
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############################################################################################################################################
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### Poll mem for load memory utilisation stats on UNIX-like hosts running UCD/Net-SNMPd
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#UCD-SNMP-MIB::memIndex.0 = INTEGER: 0
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#UCD-SNMP-MIB::memErrorName.0 = STRING: swap
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#UCD-SNMP-MIB::memTotalSwap.0 = INTEGER: 32762248 kB
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#UCD-SNMP-MIB::memAvailSwap.0 = INTEGER: 32199396 kB
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#UCD-SNMP-MIB::memTotalReal.0 = INTEGER: 8187696 kB
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#UCD-SNMP-MIB::memAvailReal.0 = INTEGER: 1211056 kB
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#UCD-SNMP-MIB::memTotalFree.0 = INTEGER: 33410452 kB
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#UCD-SNMP-MIB::memMinimumSwap.0 = INTEGER: 16000 kB
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#UCD-SNMP-MIB::memBuffer.0 = INTEGER: 104388 kB
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#UCD-SNMP-MIB::memCached.0 = INTEGER: 2595556 kB
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#UCD-SNMP-MIB::memSwapError.0 = INTEGER: noError(0)
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#UCD-SNMP-MIB::memSwapErrorMsg.0 = STRING:
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$mem_rrd_create = " --step 300 \
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DS:totalswap:GAUGE:600:0:10000000000 \
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DS:availswap:GAUGE:600:0:10000000000 \
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DS:totalreal:GAUGE:600:0:10000000000 \
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DS:availreal:GAUGE:600:0:10000000000 \
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DS:totalfree:GAUGE:600:0:10000000000 \
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DS:shared:GAUGE:600:0:10000000000 \
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DS:buffered:GAUGE:600:0:10000000000 \
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DS:cached:GAUGE:600:0:10000000000 ".$config['rrd_rra'];
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$snmpdata = snmp_get_multi($device, "memTotalSwap.0 memAvailSwap.0 memTotalReal.0 memAvailReal.0 memTotalFree.0 memShared.0 memBuffer.0 memCached.0", "-OQUs", "UCD-SNMP-MIB");
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if (is_array($snmpdata[0]))
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{
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list($memTotalSwap, $memAvailSwap, $memTotalReal, $memAvailReal, $memTotalFree, $memShared, $memBuffer, $memCached) = $snmpdata[0];
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foreach (array_keys($snmpdata[0]) as $key) { $$key = $snmpdata[0][$key]; }
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}
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$snmpdata = $snmpdata[0];
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## Check to see that the OIDs are actually populated before we make the rrd
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if (is_numeric($memTotalReal) && is_numeric($memAvailReal) && is_numeric($memTotalFree))
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{
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if (!is_file($mem_rrd))
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{
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## Create the rrd file if it doesn't exist
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rrdtool_create($mem_rrd, $mem_rrd_create);
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}
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rrdtool_update($mem_rrd, array($memTotalSwap, $memAvailSwap, $memTotalReal, $memAvailReal, $memTotalFree, $memShared, $memBuffer, $memCached));
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$graphs['ucd_memory'] = TRUE;
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}
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##########################################################################################################################################################
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### Poll laLoadInt for load averages on UNIX-like hosts running UCD/Net-SNMPd
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#UCD-SNMP-MIB::laLoadInt.1 = INTEGER: 206
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#UCD-SNMP-MIB::laLoadInt.2 = INTEGER: 429
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#UCD-SNMP-MIB::laLoadInt.3 = INTEGER: 479
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$load_raw = snmp_get_multi($device, "laLoadInt.1 laLoadInt.2 laLoadInt.3", "-OQUs", "UCD-SNMP-MIB");
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## Check to see that the 5-min OID is actually populated before we make the rrd
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if (is_numeric($load_raw[2]['laLoadInt']))
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{
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if (!is_file($load_rrd))
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{
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rrdtool_create($load_rrd, " --step 300 DS:1min:GAUGE:600:0:5000 DS:5min:GAUGE:600:0:5000 DS:15min:GAUGE:600:0:5000 ".$config['rrd_rra']);
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}
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rrdtool_update($load_rrd, array($load_raw[1]['laLoadInt'], $load_raw[2]['laLoadInt'], $load_raw[3]['laLoadInt']));
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$graphs['ucd_load'] = "TRUE";
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}
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unset($ss, $load_rrd, $load_raw, $snmpdata);
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unset($memTotalSwap, $memAvailSwap, $memTotalReal, $memAvailReal, $memTotalFree, $memShared, $memBuffer, $memCached);
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unset($key, $mem_rrd, $mem_rrd_create, $collect_oids, $value, $filename, $cpu_rrd, $cpu_rrd_create, $oid);
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?>
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