checks/sap_hana_diskusage

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2019             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 parse_sap_hana_diskusage(info):
  29     parsed = {}
  30     for (sid_instance, node), lines in parse_sap_hana(info).iteritems():
  31         for line in lines:
  32             if len(line) < 3:
  33                 continue
  34             inst = parsed.setdefault(("%s %s" % (sid_instance, line[0]), node), {
  35                 "state_name": line[1],
  36             })
  37             inst.update(_extract_size_and_used_from_line(line))
  38     return parsed
  39
  40
  41 def _extract_size_and_used_from_line(line):
  42     # Values are measured in GB. Are other factors possible? (Query)
  43     inst_values = {}
  44     splitted_line = line[-1].split()
  45     for key, index in [
  46         ("size", 1),
  47         ("used", 4),
  48     ]:
  49         try:
  50             inst_values[key] = float(splitted_line[index]) * 1024
  51         except (ValueError, IndexError):
  52             pass
  53     return inst_values
  54
  55
  56 def inventory_sap_hana_diskusage(parsed):
  57     for (sid_instance, _node) in parsed.iterkeys():
  58         yield sid_instance, {}
  59
  60
  61 def check_sap_hana_diskusage(item, params, parsed):
  62     for (sid_instance, node), data in parsed.iteritems():
  63         if item != sid_instance:
  64             continue
  65
  66         if node:
  67             yield 0, 'On node: %s' % node
  68
  69         state_name = data['state_name']
  70         if state_name == 'OK':
  71             state = 0
  72         elif state_name == "UNKNOWN":
  73             state = 3
  74         else:
  75             state = 2
  76         yield state, "Status: %s" % state_name
  77
  78         size_mb = data['size']
  79         used_mb = data['used']
  80         avail_mb = size_mb - used_mb
  81         yield df_check_filesystem_list(item, params, [(item, size_mb, avail_mb, 0)])
  82
  83
  84 check_info['sap_hana_diskusage'] = {
  85     'parse_function': parse_sap_hana_diskusage,
  86     'inventory_function': inventory_sap_hana_diskusage,
  87     'check_function': check_sap_hana_diskusage,
  88     'service_description': 'SAP HANA Disk %s',
  89     'includes': ['sap_hana.include', 'size_trend.include', 'df.include'],
  90     "node_info": True,
  91     "has_perfdata": True,
  92     'group': 'filesystem',
  93     'default_levels_variable': 'filesystem_default_levels',
  94 }