checks/informix_logusage

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2017             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 factory_settings['informix_logusage_default_levels'] = {'levels_perc': (80.0, 85.0)}
  28
  29
  30 def parse_informix_logusage(info):
  31     parsed = {}
  32     instance = None
  33     entry = None
  34     for line in info:
  35         if instance is not None and line == ["(constant)", "LOGUSAGE"]:
  36             entry = {}
  37             parsed.setdefault(instance, [])
  38             parsed[instance].append(entry)
  39
  40         elif line[0].startswith("[[[") and line[0].endswith("]]]"):
  41             instance = line[0][3:-3]
  42
  43         elif entry is not None:
  44             if line[0] == "(expression)":
  45                 k, v = line[1].split(":")
  46             else:
  47                 k, v = line[0], line[1]
  48             entry.setdefault(k, v)
  49
  50     return parsed
  51
  52
  53 def inventory_informix_logusage(parsed):
  54     return [(instance, {}) for instance in parsed]
  55
  56
  57 def check_informix_logusage(item, params, parsed):
  58     if item in parsed:
  59         data = parsed[item]
  60         logfiles = len(data)
  61         if not logfiles:
  62             yield 1, "Log information missing"
  63             return
  64
  65         size = 0
  66         used = 0
  67         for entry in data:
  68             pagesize = int(entry['sh_pagesize'])
  69             size += int(entry['size']) * pagesize
  70             used += int(entry['used']) * pagesize
  71
  72         infotext = "Files: %s, Size: %s, Used: %s" % \
  73                    (logfiles, get_bytes_human_readable(size),
  74                     get_bytes_human_readable(used))
  75         state = 0
  76         if 'levels' in params:
  77             warn, crit = params['levels']
  78             if size >= crit:
  79                 state = 2
  80             elif size >= warn:
  81                 state = 1
  82             if state:
  83                 infotext += " (warn/crit at %s/%s)" % \
  84                             (get_bytes_human_readable(warn),
  85                              get_bytes_human_readable(crit))
  86
  87         yield state, infotext, [("file_count", logfiles), ("log_files_total", size),
  88                                 ("log_files_used", used)]
  89
  90         if size:
  91             used_perc = used * 100.0 / size
  92             infotext = "%.2f%%" % used_perc
  93             warn_perc, crit_perc = params['levels_perc']
  94             state = 0
  95             if used_perc >= crit_perc:
  96                 state = 2
  97             elif used_perc >= warn_perc:
  98                 state = 1
  99             if state:
 100                 infotext += " (warn/crit at %.2f%%/%.2f%%)" % (warn_perc, crit_perc)
 101
 102             yield state, infotext
 103
 104
 105 check_info['informix_logusage'] = {
 106     'parse_function': parse_informix_logusage,
 107     'inventory_function': inventory_informix_logusage,
 108     'check_function': check_informix_logusage,
 109     'has_perfdata': True,
 110     'service_description': 'Informix Log Usage %s',
 111     'default_levels_variable': 'informix_logusage_default_levels',
 112 }