checks/windows_updates

   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 # <<<windows_updates>>>
  28 # 0 2 5
  29 # Windows XP Service Pack 3 (KB936929); Windows-Tool zum Entfernen sch�dlicher Software - M�rz 2011 (KB890830)
  30 # Update f�r WMDRM-f�hige Medienplayer (KB891122); Windows Media Player 11; Windows Search 4.0 f�r Windows XP (KB940157); Microsoft Base Smartcard-Kryptografiedienstanbieter-Paket: x86 (KB909520); Update f�r die Microsoft .NET Framework 3.5 Service Pack 1- und .NET Framework 3.5-Produktfamilie (KB951847) x86
  31
  32 # First row:  Reboot_required, num_important, num_optional
  33 # Second row: List of all important updates (optional)
  34 # Third row:  List of all optional updates (optional)
  35 # Last row:  Date and time of forced update (optional)
  36
  37 windows_updates_default_params = (0, 0, 0, 0, 604800, 172800, True)
  38
  39
  40 def inventory_windows_updates(info):
  41     if info and len(info[0]) == 3:
  42         return [(None, "windows_updates_default_params")]
  43
  44
  45 def check_windows_updates(_no_item, params, info):
  46     if info and len(info[0]) == 3:
  47         status = 0
  48         # Workarround to return errors from the plugin
  49         if info[0][0] == 'x':
  50             return 2, ' '.join(info[1])
  51         reboot_required, num_imp, num_opt = map(saveint, info[0])
  52         imp_warn, imp_crit, opt_warn, opt_crit = params[0:4]
  53         if len(params) == 7:
  54             force_warn, force_crit, verbose = params[4:7]
  55         else:
  56             force_warn = 604800
  57             force_crit = 172800
  58             verbose = True
  59         important = ''
  60         optional = ''
  61
  62         last = 1
  63         if num_imp != 0:
  64             important = ' '.join(info[1])
  65             last += 1
  66         if num_opt != 0 and num_imp != 0:
  67             last += 1
  68             optional = ' '.join(info[2])
  69         elif num_opt != 0:
  70             last += 1
  71             optional = ' '.join(info[1])
  72
  73         # the last element may be the forced_reboot time
  74         forced_reboot = ""
  75         if len(info) - 1 == last and len(info[last]) == 2:
  76             forced_reboot = info[last]
  77
  78         txt = []
  79         perfdata = []
  80         for label, updates, cur, warn, crit in [('important', important, num_imp, imp_warn,
  81                                                  imp_crit),
  82                                                 ('optional', optional, num_opt, opt_warn,
  83                                                  opt_crit)]:
  84             this_txt = '%d %s updates' % (cur, label)
  85             if crit and cur >= crit:
  86                 this_txt += ' >=%d (!!)' % crit
  87                 if status < 2:
  88                     status = 2
  89             elif warn and cur >= warn:
  90                 this_txt += ' >=%d (!)' % warn
  91                 if status < 1:
  92                     status = 1
  93             if label == 'important' and cur > 0 and verbose:
  94                 this_txt += ', (%s) --- ' % updates
  95             txt.append(this_txt)
  96             perfdata.append((label, cur, warn, crit))
  97
  98         if reboot_required == 1:
  99             if status < 1:
 100                 status = 1
 101             txt.append('Reboot required to finish updates(!)')
 102
 103         if forced_reboot != "":
 104             parsed = time.strptime(" ".join(forced_reboot), "%Y-%m-%d %H:%M:%S")
 105             now = int(time.time())
 106             delta = time.mktime(parsed) - now
 107
 108             # check if force_date is in the future
 109             if delta >= 0:
 110                 sym = ""
 111                 if force_crit and delta <= force_crit:
 112                     sym = "(!!)"
 113                     status = 2
 114                 elif force_warn and delta <= force_warn:
 115                     sym = "(!)"
 116                     status = max(status, 1)
 117
 118                 boot_txt = 'Reboot enforced in %s to finish updates%s' % (
 119                     get_age_human_readable(delta), sym)
 120                 txt.append(boot_txt)
 121
 122         return (status, ', '.join(txt), perfdata)
 123
 124     return (3, 'No windows update information provided')
 125
 126
 127 check_info["windows_updates"] = {
 128     'check_function': check_windows_updates,
 129     'inventory_function': inventory_windows_updates,
 130     'service_description': 'System Updates',
 131     'group': 'windows_updates',
 132     'has_perfdata': True,
 133 }