checks/omd_status

   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 # <<<omd_status>>>
  28 # [kaputt]
  29 # apache 1
  30 # rrdcached 1
  31 # npcd 1
  32 # nagios 1
  33 # crontab 1
  34 # OVERALL 1
  35 # [test]
  36 # apache 1
  37 # rrdcached 1
  38 # npcd 0
  39 # nagios 1
  40 # crontab 1
  41 # OVERALL 2
  42
  43
  44 def inventory_omd_status(info):
  45     for site in info.keys():
  46         yield site, None
  47
  48
  49 def parse_omd_status(info):
  50     active = False
  51     parsed = {}
  52
  53     for line in info:
  54         if line[1][0] == '[':
  55             item = line[1][1:-1]
  56             # items may appear several times in clusters
  57             # so dont overwrite the previous node result
  58             if item not in parsed:
  59                 parsed[item] = {}
  60             node = line[0]
  61             parsed[item][node] = {}
  62             parsed[item][node]["stopped"] = []
  63             active = True
  64         elif active and line[1] == 'OVERALL':
  65             if line[2] == '0':
  66                 parsed[item][node]["overall"] = "running"
  67             elif line[2] == '1':
  68                 parsed[item][node]["overall"] = "stopped"
  69             active = False
  70         elif active and line[2] != '0':
  71             parsed[item][node]["stopped"].append(line[1])
  72             parsed[item][node]["overall"] = "partially"
  73
  74     return parsed
  75
  76
  77 def check_omd_status(item, _no_params, parsed):
  78
  79     if item not in parsed:
  80         return
  81
  82     parsed_site = parsed[item]
  83     number_nodes = len(parsed_site)
  84     stopped_nodes = 0
  85
  86     for node, services in parsed_site.iteritems():
  87         if "overall" in services and services["overall"] == "stopped":
  88             stopped_nodes += 1
  89
  90     # stopped sites are only CRIT when all are stopped
  91     if stopped_nodes == number_nodes:
  92         state = 2
  93     else:
  94         state = 0
  95
  96     for node, services in parsed_site.iteritems():
  97         if node:
  98             node_text = " on %s" % node
  99         else:
 100             node_text = ""
 101         if "overall" not in services:
 102             infotext = "defective installation%s" % node_text
 103             yield 2, infotext
 104         elif services["overall"] == "running":
 105             infotext = "running%s" % node_text
 106             # running sites are always OK
 107             yield 0, infotext
 108         elif services["overall"] == "stopped":
 109             infotext = "stopped%s" % node_text
 110             # stopped sites are only CRIT when all are stopped
 111             yield state, infotext
 112         else:
 113             infotext = "partially running%s, stopped services: " % node_text
 114             infotext += ", ".join(services["stopped"])
 115             # partially running sites are always CRIT
 116             yield 2, infotext
 117
 118
 119 check_info["omd_status"] = {
 120     'check_function': check_omd_status,
 121     'inventory_function': inventory_omd_status,
 122     'parse_function': parse_omd_status,
 123     'service_description': 'OMD %s status',
 124     'node_info': True,
 125 }