checks/hr_cpu

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2014             mk@mathias-kettner.de |
  11 # +------------------------------------------------------------------+
  12 #
  13 # This file is part of Check_MK.
  14 # The official homepage is at http://mathias-kettner.de/check_mk.
  15 #
  16 # check_mk is free software;  you can redistribute it and/or modify it
  17 # under the  terms of the  GNU General Public License  as published by
  18 # the Free Software Foundation in version 2.  check_mk is  distributed
  19 # in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
  20 # out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
  21 # PARTICULAR PURPOSE. See the  GNU General Public License for more de-
  22 # tails. You should have  received  a copy of the  GNU  General Public
  23 # License along with GNU Make; see the file  COPYING.  If  not,  write
  24 # to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
  25 # Boston, MA 02110-1301 USA.
  26
  27 # .1.3.6.1.2.1.25.3.3.1.2.768 1 --> HOST-RESOURCES-MIB::hrProcessorLoad.768
  28 # .1.3.6.1.2.1.25.3.3.1.2.769 1 --> HOST-RESOURCES-MIB::hrProcessorLoad.769
  29
  30 factory_settings["hr_cpu_default_levels"] = {
  31     "util": (80.0, 90.0),
  32 }
  33
  34
  35 def inventory_hr_cpu(info):
  36     if len(info) >= 1:
  37         return [(None, {})]
  38
  39
  40 def check_hr_cpu(_no_item, params, info):
  41     num_cpus = 0
  42     util = 0
  43     cores = []
  44     for line in info:
  45         core_util = int(line[0])
  46         cores.append(("core%d" % num_cpus, core_util))
  47         util += core_util
  48         num_cpus += 1
  49     if num_cpus == 0:
  50         return 3, "No data found in SNMP output"
  51     util = float(util) / num_cpus
  52     return check_cpu_util(util, params, cores=cores)
  53
  54
  55 check_info["hr_cpu"] = {
  56     'inventory_function': inventory_hr_cpu,
  57     'check_function': check_hr_cpu,
  58     'service_description': 'CPU utilization',
  59     'has_perfdata': True,
  60     'snmp_info': ('.1.3.6.1.2.1.25.3.3.1', [2]),
  61     'snmp_scan_function': is_hr,
  62     'group': 'cpu_utilization_os',
  63     'includes': ['ucd_hr.include', 'cpu_util.include'],
  64     'default_levels_variable': 'hr_cpu_default_levels',
  65 }