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Merge pull request #1477 from laf/issue-1426

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Use snmpEngineTime as a fallback for uptime
This commit is contained in:
Daniel Preussker
2015-07-20 07:17:26 +02:00
parent cac95d3581 1265fc44b8
commit 3fcfb40c1d
1 changed files with 5 additions and 5 deletions
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10
includes/polling/system.inc.php
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@@ -28,6 +28,7 @@ if (!empty($agent_data['uptime'])) {
}
if (empty($uptime)) {
$snmp_uptime = (integer) snmp_get($device, 'snmpEngineTime.0', '-OUqv', 'SNMP-FRAMEWORK-MIB');
$hrSystemUptime = snmp_get($device, 'hrSystemUptime.0', '-Oqv', 'HOST-RESOURCES-MIB');
if (!empty($hrSystemUptime) && !strpos($hrSystemUptime, 'No') && ($device['os'] != 'windows')) {
echo 'Using hrSystemUptime ('.$hrSystemUptime.")\n";
@@ -57,14 +58,13 @@ if (empty($uptime)) {
}//end if
}//end if
// Use snmpEngineTime (68 year rollover) to cross-reference for false positives in device rebooting due to sysUpTime rollover issues
$snmpEngineTime = (integer) snmp_get($device, 'snmpEngineTime.0', '-OUqv', 'SNMP-FRAMEWORK-MIB');
if (!is_numeric($snmpEngineTime)) {
$snmpEngineTime = 0;
if ($snmp_uptime > $uptime && is_numeric($snmp_uptime)) {
$uptime = $snmp_uptime;
d_echo('hrSystemUptime or sysUpTime looks like to have rolled, using snmpEngineTime instead');
}
if (is_numeric($uptime)) {
if ($uptime < $device['uptime'] && $uptime >= $snmpEngineTime) {
if ($uptime < $device['uptime']) {
notify($device, 'Device rebooted: '.$device['hostname'], 'Device Rebooted : '.$device['hostname'].' '.formatUptime($uptime).' ago.');
log_event('Device rebooted after '.formatUptime($device['uptime']), $device, 'reboot', $device['uptime']);
}