checks/emcvnx_mirrorview

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2015             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 # ails.  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 # <<<emcvnx_mirrorview:sep(58)>>>
  28 # MirrorView Name:                     Mirror_Lun_306
  29 # MirrorView Description:
  30 # MirrorView UID:                      50:06:01:60:88:60:50:CB:2E:00:00:00:00:00:00:00
  31 # Logical Unit Numbers:                306
  32 # Remote Mirror Status:                Mirrored
  33 # MirrorView State:                    Active
  34 # MirrorView Faulted:                  NO
  35 # MirrorView Transitioning:            NO
  36 # Quiesce Threshold:                   60
  37 # Minimum number of images required:   0
  38 # Image Size:                          1073741824
  39 # Image Count:                         2
  40 # Write Intent Log Used:               YES
  41 # Images:
  42 #     Image UID:                     50:06:01:60:88:60:50:CB
  43 #     Is Image Primary:              YES
  44 #     Logical Unit UID:              60:06:01:60:11:21:3A:00:68:82:C2:16:F9:64:E4:11
  45 #     Image Condition:               Primary Image
  46 #     Preferred SP:                  A
  47 #
  48 #     Image UID:                     50:06:01:60:88:60:4F:13
  49 #     Is Image Primary:              NO
  50 #     Logical Unit UID:              60:06:01:60:18:21:3A:00:EF:4D:0B:A4:03:65:E4:11
  51 #     Image State:                   Consistent
  52 #     Image Condition:               Normal
  53 #     Recovery Policy:               Manual
  54 #     Preferred SP:                  A
  55 #     Synchronization Rate:          Medium
  56 #
  57 # MirrorView Name:                     Mirror_LUN_205
  58 # ...
  59
  60 # parsed = {
  61 #     u'Lun 53': {
  62 #         u'Logical Unit Numbers': u'53',
  63 #         u'Minimum number of images required': u'0',
  64 #         u'MirrorView Description': u'',
  65 #         u'MirrorView Faulted': u'NO',
  66 #         u'MirrorView State': u'Active',
  67 #         u'MirrorView Transitioning': u'NO',
  68 #         u'MirrorView UID': u'50:06:01:60:88:60:50:CB:3D:00:00:00:00:00:00:00',
  69 #         u'Quiesce Threshold': u'60',
  70 #         u'Remote Mirror Status': u'Mirrored',
  71 #         u'Write Intent Log Used': u'YES',
  72 #         u'Image Count': u'2',
  73 #         u'Image Size': u'10485760',
  74 #         'Images': {
  75 #             u'50:06:01:60:88:60:4F:13': {
  76 #                 u'Image Condition': u'Normal',
  77 #                 u'Image State': u'Synchronized',
  78 #                 u'Is Image Primary': u'NO',
  79 #                 u'Logical Unit UID': u'60:06:01:60:18:21:3A:00:77:9A:BF:71:CA:68:E4:11',
  80 #                 u'Preferred SP': u'A',
  81 #                 u'Recovery Policy': u'Manual',
  82 #                 u'Synchronization Rate': u'Medium',
  83 #             },
  84 #             u'50:06:01:60:88:60:50:CB': {
  85 #                 u'Image Condition': u'Primary Image',
  86 #                 u'Is Image Primary': u'YES',
  87 #                 u'Logical Unit UID': u'60:06:01:60:11:21:3A:00:5A:85:A0:F7:F7:64:E4:11',
  88 #                 u'Preferred SP': u'A',
  89 #         }},
  90 #     },
  91 #     ...
  92 # }
  93
  94
  95 def parse_emcvnx_mirrorview(info):
  96     parsed = {}
  97     for line in info:
  98         if ' '.join(line).startswith("Unable to validate the identity of the server."):
  99             break
 100
 101         elif line[0] == "MirrorView Name":
 102             lun_name = line[1].replace("_", " ").replace("Mirror", "").strip()
 103             parsed.setdefault(lun_name, {})
 104
 105         else:
 106             if "UID" in line[0]:
 107                 lun_value = ":".join(line[1:]).strip()
 108             else:
 109                 lun_value = " ".join(line[1:]).strip()
 110
 111             if line[0] == "Images":
 112                 parsed[lun_name].setdefault("Images", {})
 113             else:
 114                 if "Images" in parsed[lun_name]:
 115                     if line[0] == "Image UID":
 116                         image_uid = lun_value
 117                         parsed[lun_name]["Images"].setdefault(image_uid, {})
 118                     else:
 119                         parsed[lun_name]["Images"][image_uid][line[0]] = lun_value
 120                 else:
 121                     parsed[lun_name][line[0]] = lun_value
 122     return parsed
 123
 124
 125 def inventory_emcvnx_mirrorview(parsed):
 126     return [ (lun_name, None) for lun_name, lun_states in parsed.items() \
 127              if lun_states["MirrorView State"].lower() == "active" ]
 128
 129
 130 def check_emcvnx_mirrorview(item, params, parsed):
 131     map_state = {
 132         "no": (0, "NO, mirror is running as expected"),
 133         "yes": (2, "YES, mirror broken"),
 134         "active": (0, "normal (all IOs are allowed)"),
 135         "attention": (1, "something happened to the mirrored image"),
 136         "inactive": (2, "stopped mirroring"),
 137     }
 138     if item in parsed:
 139         state, state_readable = map_state[parsed[item]["MirrorView State"].lower()]
 140         yield state, "Status: %s" % state_readable
 141
 142         _state_faulted, state_readable_faulted = map_state[parsed[item]["MirrorView Faulted"].
 143                                                            lower()]
 144         yield state, "Faulted: %s" % state_readable_faulted
 145
 146
 147 check_info['emcvnx_mirrorview'] = {
 148     'parse_function': parse_emcvnx_mirrorview,
 149     'inventory_function': inventory_emcvnx_mirrorview,
 150     'check_function': check_emcvnx_mirrorview,
 151     'service_description': 'Mirror view %s',
 152 }