checks/cisco_power

   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 # .1.3.6.1.4.1.9.9.13.1.5.1.2.1 "removed"
  28 # .1.3.6.1.4.1.9.9.13.1.5.1.2.2 "AC Power Supply"
  29 # .1.3.6.1.4.1.9.9.13.1.5.1.3.1 5
  30 # .1.3.6.1.4.1.9.9.13.1.5.1.3.2 1
  31 # .1.3.6.1.4.1.9.9.13.1.5.1.4.1 1
  32 # .1.3.6.1.4.1.9.9.13.1.5.1.4.2 2
  33
  34 cisco_power_states = (
  35     '',
  36     'normal',
  37     'warning',
  38     'critical',
  39     'shutdown',
  40     'not present',
  41     'not functioning',
  42 )
  43
  44 cisco_power_sources = (
  45     '',
  46     'unknown',
  47     'AC',
  48     'DC',
  49     'external power supply',
  50     'internal redundant',
  51 )
  52
  53
  54 def inventory_cisco_power(info):
  55     # Note: the name of the power supply is not unique. We have seen
  56     # a Cisco with four entries in the MIB. So we force uniqueness
  57     # by appending a "/4" for ID 4 if the name is not unique
  58     discovered = {}
  59     for sid, textinfo, state, _source in info:
  60         if state != '5':
  61             name = cisco_sensor_item(textinfo, sid)
  62             discovered.setdefault(name, []).append(sid)
  63
  64     for name, entries in discovered.items():
  65         if len(entries) == 1:
  66             yield name, None
  67         else:
  68             for entry in entries:
  69                 yield ("%s %s" % (name, entry)), None
  70
  71
  72 def check_cisco_power(item, no_params, info):
  73     for sid, textinfo, state, source in info:
  74         if cisco_sensor_item(textinfo, sid) == item or\
  75                 cisco_sensor_item(textinfo, sid)+" "+sid == item or\
  76                 cisco_sensor_item(textinfo, sid)+"/"+sid == item:
  77             state = int(state)
  78             source = int(source)
  79             output = 'Status: %s, Source: %s' % \
  80                 (cisco_power_states[state], cisco_power_sources[source])
  81             if state == 1:
  82                 return 0, "%s" % output
  83             elif state == 2:
  84                 return 1, "%s" % output
  85             return 2, "%s" % output
  86
  87
  88 check_info["cisco_power"] = {
  89     'check_function': check_cisco_power,
  90     'inventory_function': inventory_cisco_power,
  91     'service_description': 'Power %s',
  92     'snmp_info': (
  93         '.1.3.6.1.4.1.9.9.13.1.5.1',
  94         [  # ciscoEnvMonSupplyStatusEntry
  95             OID_END,
  96             2,  # ciscoEnvMonSupplyStatusDescr
  97             3,  # ciscoEnvMonSupplyState
  98             4  # ciscoEnvMonSupplySource
  99         ]),
 100     'snmp_scan_function': lambda oid: "cisco" in oid(".1.3.6.1.2.1.1.1.0").lower(),
 101     'includes': ['cisco_sensor_item.include'],
 102 }