checks/db2_mem

   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 db2_mem_default_levels = (10.0, 5.0)
  28
  29
  30 def inventory_db2_mem(info):
  31     return [(x[1], db2_mem_default_levels) for x in info if x[0] == "Instance"]
  32
  33
  34 def check_db2_mem(item, params, info):
  35     if not info:
  36         raise MKCounterWrapped("Login into database failed")
  37
  38     warn, crit = params
  39
  40     in_block = False
  41     limit, usage = None, None
  42     for line in info:
  43         if line[1] == item:
  44             in_block = True
  45         elif in_block is True:
  46             if line[-1].lower() == "kb":
  47                 value = int(line[-2]) * 1024
  48             elif line[-1].lower() == "mb":
  49                 value = int(line[-2]) * 1024 * 1024
  50             else:
  51                 value = int(line[-2])
  52
  53             if limit is None:
  54                 limit = value
  55             else:
  56                 usage = value
  57                 break
  58
  59     if limit is None or usage is None:
  60         return
  61
  62     left = limit - usage
  63     perc_level = (100.0 / limit) * left
  64     label = " (Warn/Crit %d%%/%d%%)" % (warn, crit)
  65
  66     if perc_level <= crit:
  67         state = 2
  68     elif perc_level <= warn:
  69         state = 1
  70     else:
  71         label = ""
  72         state = 0
  73
  74     message = "Max: %s, Used: %s (%.2d%% Free%s) " % \
  75                     (get_bytes_human_readable(limit),
  76                      get_bytes_human_readable(usage),
  77                      perc_level, label)
  78     perf = [("mem", usage, 0, 0, 0, limit)]
  79
  80     return state, message, perf
  81
  82
  83 check_info['db2_mem'] = {
  84     "check_function": check_db2_mem,
  85     "inventory_function": inventory_db2_mem,
  86     "service_description": "Mem of %s",
  87     "has_perfdata": True,
  88     "group": "db2_mem"
  89 }