Module: check_mk Branch: master Commit: d142e338a4951d38876ffbeb173b4588aa842806 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=d142e338a4951d… Author: Goetz Golla &lt;gg(a)mathias-kettner.de&gt; Date: Thu Dec 18 18:11:16 2014 +0100 #1459 netscaler_cpu: new check to monitor the CPUs of Citrix Netscaler Appliances --- .werks/1459 | 9 ++++++ ChangeLog | 1 + checkman/netscaler_cpu | 29 ++++++++++++++++++++ checks/netscaler_cpu | 71 ++++++++++++++++++++++++++++++++++++++++++++++++ modules/catalog.py | 1 + 5 files changed, 111 insertions(+) diff --git a/.werks/1459 b/.werks/1459 new file mode 100644 index 0000000..fed25a9 --- /dev/null +++ b/.werks/1459 @@ -0,0 +1,9 @@ +Title: netscaler_cpu: new check to monitor the CPUs of Citrix Netscaler Appliances +Level: 1 +Component: checks +Compatible: compat +Version: 1.2.7i1 +Date: 1418922628 +Class: feature + + diff --git a/ChangeLog b/ChangeLog index 101f197..29bf241 100644 --- a/ChangeLog +++ b/ChangeLog @@ -9,6 +9,7 @@ * 1207 services: Check can now be configured with additional names for matching... * 1786 casa_cpu_mem, casa_cpu_temp, casa_cpu_util, casa_fan, casa_power: support more devices, also C100G * 1787 docsis_channels_upstream, docsis_channels_downstream: now also support CASA 100G + * 1459 netscaler_cpu: new check to monitor the CPUs of Citrix Netscaler Appliances * 1457 FIX: logins: new check renamed from "users" check... NOTE: Please refer to the migration notes! * 1762 FIX: lnx_thermal: Now ignoring trip points with level 0... diff --git a/checkman/netscaler_cpu b/checkman/netscaler_cpu new file mode 100644 index 0000000..6d3661f --- /dev/null +++ b/checkman/netscaler_cpu @@ -0,0 +1,29 @@ +title: Citrix Netscaler CPU Utilization +agents: snmp +catalog: app/netscaler +license: GPL +distribution: check_mk +description: + This check monitors the CPU utilization on the Citrix Netscaler Loadbalacing + Appliance. It uses the {NS-ROOT-MIB} to access the CPU name {nsCPUname} + and CPU usage in percent {nsCPUusage}. + + Warning and critical levels can be configured for the check. + +inventory: + One service per detected CPU will be created. + +perfdata: + The CPU utilization value in percent for every CPU + +item: + The name of the CPU + +[parameters] +parameters(dict): parameters is a dictionary with one key + + {"levels"}: a tuple of warning and critical levels for the CPU utilization. + The numbers are integers and represent a percentage value. + +[configuration] +netscaler_cpu_default_levels(dict): This variable is preset to {{ "levels": (90, 95) }} diff --git a/checks/netscaler_cpu b/checks/netscaler_cpu new file mode 100644 index 0000000..c87f521 --- /dev/null +++ b/checks/netscaler_cpu @@ -0,0 +1,71 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2014 mk(a)mathias-kettner.de | +# +------------------------------------------------------------------+ +# +# This file is part of Check_MK. +# The official homepage is at http://mathias-kettner.de/check_mk. +# +# check_mk 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 in version 2. check_mk is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with- +# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more de- +# ails. You should have received a copy of the GNU General Public +# License along with GNU Make; see the file COPYING. If not, write +# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +# Boston, MA 02110-1301 USA. +# +# Example Output: +# .1.3.6.1.4.1.5951.4.1.1.41.6.1.1.8.77.103.109.116.32.67.80.85 "Mgmt CPU" +# .1.3.6.1.4.1.5951.4.1.1.41.6.1.1.12.80.97.99.107.101.116.32.67.80.85.32.48 "Packet CPU 0" +# .1.3.6.1.4.1.5951.4.1.1.41.6.1.2.8.77.103.109.116.32.67.80.85 0 +# .1.3.6.1.4.1.5951.4.1.1.41.6.1.2.12.80.97.99.107.101.116.32.67.80.85.32.48 0 + +factory_settings["netscaler_cpu_default_levels"] = { + "levels" : (90.0, 95.0) +} + +def inventory_netscaler_cpu(info): + for cpu_name, cpu_usage in info: + yield cpu_name, netscaler_cpu_default_levels + +def check_netscaler_cpu(item, params, info): + warn, crit = params.get("levels") + for cpu_name, cpu_usage in info: + cpu_usage = int(cpu_usage) + if cpu_name == item: + infotext = "%d%%" % cpu_usage + perfdata = [ ("load", cpu_usage, warn, crit, 0) ] + state = 0 + levelstext = "" + if cpu_usage >= crit: + state = 2 + levelstext = " (levels at %d/%d)" % (warn,crit) + elif cpu_usage >= warn: + state = 1 + levelstext = " (levels at %d/%d)" % (warn,crit) + infotext += levelstext + return state, infotext, perfdata + +check_info["netscaler_cpu"] = { + "check_function" : check_netscaler_cpu, + "inventory_function" : inventory_netscaler_cpu, + "default_levels_variable" : "netscaler_cpu_default_levels", + "service_description" : "CPU Utilization %s", + "has_perfdata" : True, + "group" : "cpu_utilization_multiitem", + "snmp_info" : (".1.3.6.1.4.1.5951.4.1.1.41.6.1", [ + 1, # nsCPUname + 2, # nsCPUusage + ]), + "snmp_scan_function" : lambda oid: oid(".1.3.6.1.2.1.1.2.0").startswith(".1.3.6.1.4.1.5951.1"), +} diff --git a/modules/catalog.py b/modules/catalog.py index 36b392d..b67f46a 100644 --- a/modules/catalog.py +++ b/modules/catalog.py @@ -90,6 +90,7 @@ manpage_catalog_titles = { "apache" : "Apache Webserver", "db2" : "IBM DB2", "citrix" : "Citrix", + "netscaler" : "Citrix Netscaler", "exchange" : "Microsoft Exchange", "java" : "Java (Tomcat, Weblogic, JBoss, etc.)", "libelle" : "Libelle Business Shadow",