[checkmk-commits] Check_MK Git: check_mk: This version should correctly handle all devices handled in the h3clanSw mib .

Module: check_mk Branch: master Commit: f0b850bbb846ab9f775ade85a0754f691de215a1 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=f0b850bbb846ab… Author: Florian Heigl &lt;floh(a)Klappstuhl.(none)&gt; Date: Fri Feb 25 09:50:29 2011 +0100 This version should correctly handle all devices handled in the h3clanSw mib. --- checks/h3c_lanswitch_cpu | 95 +++++++++++++++++++++++++++++++++++++++------- 1 files changed, 81 insertions(+), 14 deletions(-) diff --git a/checks/h3c_lanswitch_cpu b/checks/h3c_lanswitch_cpu index 5422d7a..7a5e6c6 100644 --- a/checks/h3c_lanswitch_cpu +++ b/checks/h3c_lanswitch_cpu @@ -1,33 +1,100 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2010 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. +# Florian Heigl &lt;fh(a)mathias-kettner.de&gt; +# check for switches using H3C lanswitch MIB +# +# +# on standalone switches (SS500-EL, etc) we will get stats per cpu. +#SNMPv2-SMI::enterprises.43.45.1.6.1.1.1.3.1 = Gauge32: 11 +# the id for the CPU will be "65536". The unit Id display will show '1'. +# +# on multi-unit stacks (SS5500-EL, etc) we will get stats per cpu in each switch. +# the table id for the CPU is (unitId*65536)+0. +#SNMPv2-SMI::enterprises.43.45.1.6.1.1.1.3.65536 = Gauge32: 11 +# +# on multi-slot switches (SS8800 etc) we will get stats for each card. +#SNMPv2-SMI::enterprises.43.45.1.6.1.1.1.3.0 = Gauge32: 11 +#[...] +#SNMPv2-SMI::enterprises.43.45.1.6.1.1.1.3.12 = Gauge32: 16 +#SNMPv2-SMI::enterprises.43.45.1.6.1.1.1.3.13 = Gauge32: 16 # Reasonably low warning and crit levels h3c_lanswitch_cpu_default_levels = (50, 75) def inventory_h3c_lanswitch_cpu(checkname, info): - return [ ( int(line[0]) / 65536 , "h3c_lanswitch_cpu_default_levels" ) for line in info ] + return [ (h3c_lanswitch_cpu_genitem(line[0]), "h3c_lanswitch_cpu_default_levels") for line in info ] def check_h3c_lanswitch_cpu(item, params, info): warn, crit = params for line in info: - unitid = int(line[0]) / 65536 - if unitid == item: - util = int(line[1]) - if util > crit: - return (2, "CRIT - Unit %d Utilization: %s%%" % (unitid, util) ) - elif util > warn: - return (1, "WARN - Unit %d Utilization: %s%%" % (unitid, util) ) - else: - return (0, "OK - Unit %d Utilization: %s%%" % (unitid, util) ) + if h3c_lanswitch_cpu_genitem(line[0]) == item: + util = int(line[1]) + infotext = (" - average usage was %d%% over last 5 minutes." % util) + perfdata = [ ( "Usage", util, warn, crit, 0) ] + + if util > crit: + return (2, "CRIT" + infotext, perfdata) + elif util > warn: + return (1, "WARN" + infotext, perfdata) + else: + return (0, "OK" + infotext, perfdata) return (3, "UNKNOWN - Unit/CPU %s not found" % item) +# decide switch class here (stacked or standalone/modular) and make a check item for it. +def h3c_lanswitch_cpu_genitem(item): + cpuid = int(item) +# if we have a cpuid lower than 512 it is not hashed with a unit ID + if cpuid < 256: + switchid = 1 + cputype = "Slot" + cpunum = cpuid +# othwise, if above 64k it is a known stackable switch + elif cpuid >= 65536: + switchid = cpuid / 65536 + cputype = "CPU" + cpunum = cpuid % 65536 +# if we end up here 3com has added another hash method. + else: + switchid = 1 + cputype = "Unknown" + cpunum = cpuid + return ("Switch %d %s %d" % (switchid, cputype, cpunum)) + -check_info["h3c_lanswitch_cpu"] = (check_h3c_lanswitch_cpu, "Unit CPU Util %s", 0, inventory_h3c_lanswitch_cpu ) +check_info["h3c_lanswitch_cpu"] = (check_h3c_lanswitch_cpu, "CPU Load %s", 1, inventory_h3c_lanswitch_cpu ) +# get only the 5-min average load. snmp_info["h3c_lanswitch_cpu"] = \ ( "1.3.6.1.4.1.43.45.1.6.1.1.1", [ OID_END, "3" ] ) - +# just a rough match that will handle most devices. snmp_scan_functions["h3c_lanswitch_cpu"] = \ - lambda oid: "3com superstack 4" in oid (".1.3.6.1.2.1.1.1.0").lower() -# alternatively: 3Com Switch 8814 + lambda oid: oid (".1.3.6.1.2.1.1.1.0").lower().startswith('3com s') + + +