checks/elphase.include

   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
  28 def inventory_elphase(parsed):
  29     for item in parsed.keys():
  30         yield item, {}
  31
  32
  33 # Parsed has the following form:
  34 # parsed = {
  35 #    "Phase 1" : {
  36 #        "device_state" : (1, "warning"),                 # overall device state: state, state readable
  37 #        "voltage" : (220.17, (1, "Voltage is too low")), # with device state
  38 #        "current" : 12.0,                                # without device state
  39 #     }
  40 # }
  41 def check_elphase(item, params, parsed):
  42     if item not in parsed:
  43         return  # Item not found in SNMP data
  44
  45     def tostring(value):
  46         if isinstance(value, int):
  47             return "%d" % value
  48         return "%.1f" % value
  49
  50     class Bounds(object):
  51         Lower, Upper, Both = range(3)
  52
  53     if params is None:
  54         params = {}
  55
  56     if "device_state" in parsed[item]:
  57         device_state, device_state_readable = parsed[item]["device_state"]
  58         if params.get("map_device_states", []):
  59             device_state_params = dict(params["map_device_states"])
  60             if device_state in device_state_params:
  61                 state = device_state_params[device_state]
  62             elif device_state_readable in device_state_params:
  63                 state = device_state_params[device_state_readable]
  64             else:
  65                 state = 0
  66         else:
  67             state = device_state
  68         yield state, "Device status: %s(%s)" % (device_state_readable, device_state)
  69
  70     for what, title, unit, bound, factor in [
  71         ("voltage", "Voltage", " V", Bounds.Lower, 1),
  72         ("current", "Current", " A", Bounds.Upper, 1),
  73         ("output_load", "Load", "%", Bounds.Upper, 1),
  74         ("power", "Power", " W", Bounds.Upper, 1),
  75         ("appower", "Apparent Power", " VA", Bounds.Upper, 1),
  76         ("energy", "Energy", " Wh", Bounds.Upper, 1),
  77         ("frequency", "Frequency", " hz", Bounds.Both, 1),
  78         ("differential_current_ac", "Differential current AC", " mA", Bounds.Upper, 0.001),
  79         ("differential_current_dc", "Differential current DC", " mA", Bounds.Upper, 0.001),
  80     ]:
  81
  82         if what in parsed[item]:
  83             entry = parsed[item][what]
  84             if isinstance(entry, tuple):
  85                 value, state_info = entry  # (220.17, (1, "Voltage is too low"))
  86             else:
  87                 value = entry  # 12.0
  88                 state_info = None
  89
  90             infotext = "%s: %s%s" % (title, tostring(value), unit)
  91             status = 0
  92             perfdata = [(what, value * factor)]
  93
  94             if what in params:
  95                 warn_lower = crit_lower = warn = crit = None
  96                 if bound == Bounds.Both:
  97                     warn_lower, crit_lower, warn, crit = params[what]
  98                 elif bound == Bounds.Upper:
  99                     warn, crit = params[what]
 100                 else:  # Bounds.Lower
 101                     warn_lower, crit_lower = params[what]
 102
 103                 if warn_lower:
 104                     levelstext = " (warn/crit below %s/%s%s)" %\
 105                         (tostring(warn_lower), tostring(crit_lower), unit)
 106                     if value < crit_lower:
 107                         status = 2
 108                         infotext += levelstext
 109                     elif value < warn_lower:
 110                         status = max(status, 1)
 111                         infotext += levelstext
 112
 113                 if warn:
 114                     levelstext = " (warn/crit at %s/%s%s)" %\
 115                         (tostring(warn), tostring(crit), unit)
 116                     if value > crit:
 117                         status = 2
 118                         infotext += levelstext
 119                     elif value > warn:
 120                         status = max(status, 1)
 121                         infotext += levelstext
 122
 123                     perfdata = [(what, value * factor, warn * factor, crit * factor)]
 124
 125             yield status, infotext, perfdata
 126
 127             if state_info:
 128                 yield state_info