checks/k8s_conditions

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2018             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
  28 @discover
  29 def inventory_k8s_conditions(condition, _value):
  30     return condition in {
  31         "DiskPressure",
  32         "OutOfDisk",
  33         "MemoryPressure",
  34         "Ready",
  35         "NetworkUnavailable",
  36         "KernelDeadlock",
  37     }
  38
  39
  40 @get_parsed_item_data
  41 def check_k8s_conditions(item, _no_params, value):
  42     expected_values = {
  43         "DiskPressure": "False",
  44         "OutOfDisk": "False",
  45         "MemoryPressure": "False",
  46         "Ready": "True",
  47         "NetworkUnavailable": "False",
  48         "KernelDeadlock": "False",
  49     }
  50     status = 0 if value == expected_values[item] else 2
  51     return status, value
  52
  53
  54 check_info['k8s_conditions'] = {
  55     'parse_function': parse_k8s,
  56     'inventory_function': inventory_k8s_conditions,
  57     'check_function': check_k8s_conditions,
  58     'service_description': 'Condition %s',
  59     'includes': ['k8s.include'],
  60 }