checks/bluecat_dns

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2013             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 factory_settings["bluecat_dns"] = {
  28     "oper_states": {
  29         "warning": [2, 3, 4],
  30         "critical": [5],
  31     },
  32 }
  33
  34
  35 def inventory_bluecat_dns(info):
  36     return [(None, None)]
  37
  38
  39 def check_bluecat_dns(item, params, info):
  40     oper_states = {
  41         1: "running normally",
  42         2: "not running",
  43         3: "currently starting",
  44         4: "currently stopping",
  45         5: "fault",
  46         None: "unknown",
  47     }
  48
  49     if not info:
  50         return
  51
  52     ok_on_node = False
  53     states = {}
  54     state = 0
  55     oper_state = None
  56
  57     for node, oper_state in info:
  58         oper_state = int(oper_state)
  59         temp_state = 0
  60         if oper_state in params['oper_states']['warning']:
  61             state = max(1, state)
  62             temp_state = 1
  63         elif oper_state in params['oper_states']['critical']:
  64             state = 2
  65             temp_state = 2
  66         else:
  67             # If node one ok, the total check is ok
  68             ok_on_node = node
  69         # Only needed in cluster:
  70         states[node] = {'oper_state': oper_states[oper_state], 'state': temp_state}
  71
  72     # Are we in a Cluster?
  73     if len(info) > 1:
  74         if ok_on_node:
  75             node = ok_on_node
  76             # One Node is OK:
  77             yield 0, "DNS is %s on %s" % (states[node]['oper_state'], node)
  78         else:
  79             # None of the nodes is ok:
  80             for node, data in states.items():
  81                 yield data['state'], "%s on %s" % (data['oper_state'], node)
  82         return
  83
  84     # Default behavior without Cluster
  85     yield state, "DNS is %s" % oper_states[oper_state]
  86
  87
  88 check_info["bluecat_dns"] = {
  89     "check_function": check_bluecat_dns,
  90     "inventory_function": inventory_bluecat_dns,
  91     "node_info": True,
  92     "service_description": "DNS",
  93     "default_levels_variable": "bluecat_dns",
  94     "group": "bluecat_dns",
  95     "snmp_scan_function": lambda oid: oid(".1.3.6.1.2.1.1.2.0") == ".1.3.6.1.4.1.13315.2.1",
  96     "snmp_info": (
  97         ".1.3.6.1.4.1.13315.3.1.2.2.1",
  98         [
  99             1,  # DnsSerOperState
 100         ])
 101 }