checks/hp_proliant_psu

   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 condition_map = {
  28     '1': ('other', 3),  # the status could not be determined or not present.
  29     '2': ('ok', 0),  # operating normally
  30     '3': ('degraded', 2),  # component is outside of normal operating range.
  31     '4': ('failed', 2),  # component detects condition that could damage system
  32 }
  33
  34 factory_settings["hp_proliant_psu_levels"] = {
  35     "levels": (80, 90),
  36 }
  37
  38
  39 def parse_hp_proliant_psu(info):
  40     parsed = {}
  41     Psu = collections.namedtuple("Psu", ['chassis', 'bay', 'condition', 'used', 'max'])
  42     for chassis, bay, present, cond, used, capacity_maximum in info:
  43         if present != '3' or capacity_maximum == '0':
  44             continue
  45         item = "%s/%s" % (chassis, bay)
  46         try:
  47             parsed[item] = Psu(chassis, bay, cond, int(used), int(capacity_maximum))
  48         except ValueError:
  49             pass
  50     if parsed:
  51         PsuTotal = collections.namedtuple("Psu", ['used', 'max'])
  52         parsed['Total'] = PsuTotal(
  53             sum(v.used for v in parsed.values()), sum(v.max for v in parsed.values()))
  54     return parsed
  55
  56
  57 def inventory_hp_proliant_psu(parsed):
  58     """Inventorizes all present PSUs, as well as the Sum over all PSUs"""
  59     for item in parsed:
  60         yield item, None
  61
  62
  63 @get_parsed_item_data
  64 def check_hp_proliant_psu(item, params, psu):
  65     if item != 'Total':
  66         yield 0, "Chassis %s/Bay %s" % (psu.chassis, psu.bay)
  67         snmp_state, status = condition_map[psu.condition]
  68         yield status, 'State: "%s"' % snmp_state
  69
  70     # usage info
  71     info = 'Usage: %d Watts' % psu.used
  72     cap_perc = psu.used * 100 / psu.max
  73     perf_data = [
  74         ('power_usage_percentage', cap_perc),
  75         ('power_usage', psu.used),
  76     ]
  77
  78     # check for user defined thresholds here
  79     warn, crit = params["levels"]
  80     msg = " (warn/crit at %s/%s)" % (warn, crit)
  81     if cap_perc > crit:
  82         yield 2, info + msg, perf_data
  83     elif cap_perc > warn:
  84         yield 1, info + msg, perf_data
  85     else:
  86         yield 0, info, perf_data
  87
  88
  89 check_info["hp_proliant_psu"] = {
  90     'check_function': check_hp_proliant_psu,
  91     'inventory_function': inventory_hp_proliant_psu,
  92     'parse_function': parse_hp_proliant_psu,
  93     'default_levels_variable': "hp_proliant_psu_levels",
  94     'service_description': 'HW PSU %s',
  95     'group': 'hw_psu',
  96     'snmp_info': (
  97         ".1.3.6.1.4.1.232.6.2.9.3.1",
  98         [
  99             "1",  # cpqHeFltTolPowerSupplyChassis
 100             "2",  # cpqHeFltTolPowerSupplyBay
 101             "3",  # cpqHeFltTolPowerSupplyPresent
 102             "4",  # cpqHeFltTolPowerSupplyCondition
 103             "7",  # cpqHeFltTolPowerSupplyCapacityUsed
 104             "8",  # cpqHeFltTolPowerSupplyCapacityMaximum
 105         ]),
 106     'snmp_scan_function': lambda oid: "proliant" in oid(".1.3.6.1.4.1.232.2.2.4.2.0", "").lower(),
 107     'has_perfdata': True,
 108 }