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fix: Mitigate Cisco IOS 15 Stack State Issue (#8256)

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This commit is contained in:
Søren Rosiak
2018-02-18 22:16:51 +01:00
committed by Neil Lathwood
parent 8ae48d9543
commit f8cceceeb6
1 changed files with 11 additions and 1 deletions
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12
includes/discovery/sensors/state/cisco.inc.php
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@@ -2,7 +2,7 @@
/* /*
* LibreNMS * LibreNMS
* *
* Copyright (c) 2016 Søren Friis Rosiak <sorenrosiak@gmail.com> * Copyright (c) 2018 Søren Friis Rosiak <sorenrosiak@gmail.com>
* This program is free software: you can redistribute it and/or modify it * 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 * 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 * Free Software Foundation, either version 3 of the License, or (at your
@@ -10,6 +10,9 @@
* the source code distribution for details. * the source code distribution for details.
*/ */
$role_data = snmpwalk_cache_oid($device, 'cswSwitchRole', array(), 'CISCO-STACKWISE-MIB');
$redundant_data = snmp_get($device, "cswRingRedundant.0", "-OQv", "CISCO-STACKWISE-MIB");
$tables = array( $tables = array(
array('ciscoEnvMonVoltageStatusTable','.1.3.6.1.4.1.9.9.13.1.2.1.7.','ciscoEnvMonVoltageState','ciscoEnvMonVoltageStatusDescr', 'CISCO-ENVMON-MIB') , array('ciscoEnvMonVoltageStatusTable','.1.3.6.1.4.1.9.9.13.1.2.1.7.','ciscoEnvMonVoltageState','ciscoEnvMonVoltageStatusDescr', 'CISCO-ENVMON-MIB') ,
array('ciscoEnvMonTemperatureStatusTable','.1.3.6.1.4.1.9.9.13.1.3.1.6.','ciscoEnvMonTemperatureState','ciscoEnvMonTemperatureStatusDescr', 'CISCO-ENVMON-MIB') , array('ciscoEnvMonTemperatureStatusTable','.1.3.6.1.4.1.9.9.13.1.3.1.6.','ciscoEnvMonTemperatureState','ciscoEnvMonTemperatureStatusDescr', 'CISCO-ENVMON-MIB') ,
@@ -26,6 +29,11 @@ $tables = array(
); );
foreach ($tables as $tablevalue) { foreach ($tables as $tablevalue) {
//Some switches on 15.x expose this information regardless if they are stacked or not, we try to mitigate that by doing the following.
if (($tablevalue[0] == 'cswGlobals' || $tablevalue[0] == 'cswSwitchRole' || $tablevalue[0] == 'cswSwitchState' || $tablevalue[0] == 'cswStackPortOperStatus') && $redundant_data == 'false' && count($role_data) == 1) {
continue;
}
$temp = snmpwalk_cache_multi_oid($device, $tablevalue[0], array(), $tablevalue[4]); $temp = snmpwalk_cache_multi_oid($device, $tablevalue[0], array(), $tablevalue[4]);
$cur_oid = $tablevalue[1]; $cur_oid = $tablevalue[1];
@@ -162,3 +170,5 @@ foreach ($tables as $tablevalue) {
} }
} }
} }
unset($role_data, $redundant_data);