checks/hr_fs.include

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2018             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 # .1.3.6.1.2.1.25.2.3.1.2.1 .1.3.6.1.2.1.25.2.1.2 --> HOST-RESOURCES-MIB::hrStorageType.1
  28 # .1.3.6.1.2.1.25.2.3.1.2.3 .1.3.6.1.2.1.25.2.1.3 --> HOST-RESOURCES-MIB::hrStorageType.3
  29 # .1.3.6.1.2.1.25.2.3.1.3.1 Physical memory --> HOST-RESOURCES-MIB::hrStorageDescr.1
  30 # .1.3.6.1.2.1.25.2.3.1.3.3 Virtual memory --> HOST-RESOURCES-MIB::hrStorageDescr.3
  31 # .1.3.6.1.2.1.25.2.3.1.4.1 1024 --> HOST-RESOURCES-MIB::hrStorageAllocationUnits.1
  32 # .1.3.6.1.2.1.25.2.3.1.4.3 1024 --> HOST-RESOURCES-MIB::hrStorageAllocationUnits.3
  33 # .1.3.6.1.2.1.25.2.3.1.5.1 8122520 --> HOST-RESOURCES-MIB::hrStorageSize.1
  34 # .1.3.6.1.2.1.25.2.3.1.5.3 21230740 --> HOST-RESOURCES-MIB::hrStorageSize.3
  35 # .1.3.6.1.2.1.25.2.3.1.6.1 7749124 --> HOST-RESOURCES-MIB::hrStorageUsed.1
  36 # .1.3.6.1.2.1.25.2.3.1.6.3 7749124 --> HOST-RESOURCES-MIB::hrStorageUsed.3
  37
  38
  39 # Juniper devices put information about the device into the
  40 # field where we expect the mount point. Ugly. Remove that crap.
  41 def fix_hr_fs_mountpoint(mp):
  42     mp = mp.replace("\\", "/")
  43     if "mounted on:" in mp:
  44         return mp.rsplit(":", 1)[-1].strip()
  45     elif "Label:" in mp:
  46         pos = mp.find("Label:")
  47         return mp[:pos].rstrip()
  48     return mp
  49
  50
  51 def inventory_hr_fs(info):
  52     mplist = []
  53     for hrtype, hrdescr, _hrunits, hrsize, _hrused in info:
  54         hrdescr = fix_hr_fs_mountpoint(hrdescr)
  55         # NOTE: These types are defined in the HR-TYPES-MIB.
  56         #       .1.3.6.1.2.1.25.2.1 +
  57         #                           +-> .4 "hrStorageFixedDisk"
  58         if hrtype in [ ".1.3.6.1.2.1.25.2.1.4",
  59                        # This strange value below is needed for VCenter Appliances
  60                        ".1.3.6.1.2.1.25.2.3.1.2.4"] and \
  61                 hrdescr not in inventory_df_exclude_mountpoints and \
  62                 saveint(hrsize) != 0:
  63             mplist.append(hrdescr)
  64     return df_inventory(mplist)
  65
  66
  67 def check_hr_fs(item, params, info):
  68     fslist = []
  69
  70     if "Label:" in item or "\\" in item:
  71         return 3, "check had an incompatible change, please re-discover services on this host"
  72
  73     for _hrtype, hrdescr, hrunits, hrsize, hrused in info:
  74         hrdescr = fix_hr_fs_mountpoint(hrdescr)
  75         if "patterns" in params or item == hrdescr:
  76             unit_size = saveint(hrunits)
  77             hrsize = saveint(hrsize)
  78             if hrsize < 0:
  79                 hrsize = hrsize + 2**32
  80             size = hrsize * unit_size
  81             hrused = saveint(hrused)
  82             if hrused < 0:
  83                 hrused = hrused + 2**32
  84             used = hrused * unit_size
  85             size_mb = size / 1048576.0
  86             used_mb = used / 1048576.0
  87             avail_mb = size_mb - used_mb
  88             fslist.append((hrdescr, size_mb, avail_mb, 0))
  89
  90     return df_check_filesystem_list(item, params, fslist)