checks/f5_bigip_fans

   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 # Agent / MIB output
  28 # see: 1.3.6.1.4.1.3375.2.1.3.2.1.2 (Chassis fans)
  29 # F5-BIGIP-SYSTEM-MIB::sysChassisFanEntry
  30 # see: 1.3.6.1.4.1.3375.2.1.3.1.1 (CPU & CPU fans)
  31 # sysCpuGroup
  32
  33 f5_bigip_fans_default_levels = (2000, 500)
  34
  35
  36 def f5_bigip_fans_genitem(fanid):
  37     fanid = int(fanid)
  38     if fanid < 10:
  39         fantype = "Processor"
  40     elif fanid >= 100:
  41         fantype = "Chassis"
  42     else:
  43         fantype = "Unknown"
  44     return "%s %d" % (fantype, fanid)
  45
  46
  47 def inventory_f5_bigip_fans(info):
  48     inventory = []
  49     for line in info:
  50         for fanentry in line:
  51             inventory.append((f5_bigip_fans_genitem(fanentry[0]), "f5_bigip_fans_default_levels"))
  52
  53     return inventory
  54
  55
  56 def check_f5_bigip_fans(item, _no_params, info):
  57     for line in info:
  58         for fanentry in line:
  59             if f5_bigip_fans_genitem(fanentry[0]) == item:
  60                 speed = int(fanentry[1])
  61                 warn, crit = f5_bigip_fans_default_levels
  62                 msgtxt = "speed is %d rpm" % speed
  63                 if speed > warn:
  64                     return (0, msgtxt)
  65                 elif speed < crit:
  66                     return (2, msgtxt)
  67                 elif speed < warn:
  68                     return (1, msgtxt)
  69                 return (3, "could not detect speed")
  70
  71     return (3, "item not found in SNMP output")
  72
  73
  74 # Get ID and Speed from the CPU and chassis fan tables
  75
  76 check_info["f5_bigip_fans"] = {
  77     'check_function':          check_f5_bigip_fans,
  78     'inventory_function':      inventory_f5_bigip_fans,
  79     'service_description':     'FAN %s',
  80     'snmp_info':               [('.1.3.6.1.4.1.3375.2.1.3.2.1.2.1', [1, 3]), ('.1.3.6.1.4.1.3375.2.1.3.1.2.1', [1, 3])],
  81     'snmp_scan_function':
  82      lambda oid: '.1.3.6.1.4.1.3375.2' in oid(".1.3.6.1.2.1.1.2.0") and "big-ip" in oid(".1.3.6.1.4.1.3375.2.1.4.1.0").lower(),
  83 }