checks/emcvnx_storage_pools

   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
  28 def parse_emcvnx_storage_pools(info):
  29     parsed = {}
  30     section = None
  31     pool_name = None
  32     tier_name = None
  33     for line in info:
  34         line = [x.strip() for x in line]
  35
  36         if line[0].startswith("[[[") and line[0].endswith("]]]"):
  37             section = line[0][3:-3]
  38
  39         elif (section == "storage_pools" and line[0] == "Pool Name") or \
  40              (section == "auto_tiering"  and line[0] == "Storage Pool Name"):
  41             pool_name = line[1]
  42             parsed.setdefault(pool_name, {})
  43
  44         elif pool_name is not None and len(line) == 2:
  45             if line[0] == "Tier Name":
  46                 tier_name = line[1]
  47                 parsed[pool_name].setdefault("tier_names", [])
  48                 parsed[pool_name]["tier_names"].append(tier_name)
  49
  50             elif line[0] == "Disks (Type)":
  51                 tier_name = None
  52
  53             elif tier_name is not None:
  54                 parsed[pool_name].setdefault("%s_%s" % (tier_name, line[0]), line[1])
  55
  56             else:
  57                 parsed[pool_name].setdefault(line[0], line[1])
  58
  59     return parsed
  60
  61
  62 def inventory_emcvnx_storage_pools(parsed):
  63     for pool_name in parsed:
  64         yield pool_name, {}
  65
  66
  67 #   .--general-------------------------------------------------------------.
  68 #   |                                                  _                   |
  69 #   |                   __ _  ___ _ __   ___ _ __ __ _| |                  |
  70 #   |                  / _` |/ _ \ '_ \ / _ \ '__/ _` | |                  |
  71 #   |                 | (_| |  __/ | | |  __/ | | (_| | |                  |
  72 #   |                  \__, |\___|_| |_|\___|_|  \__,_|_|                  |
  73 #   |                  |___/                                               |
  74 #   '----------------------------------------------------------------------'
  75
  76 # Suggested by customer
  77 factory_settings["emcvnx_storage_pools_default_levels"] = {"percent_full": (70.0, 90.0)}
  78
  79
  80 def check_emcvnx_storage_pools(item, params, parsed):
  81     # Better readable names in web GUI of device:
  82     # "User Capacity (GBs)"             : "Physical Capacity: Total",
  83     # "Consumed Capacity (GBs)"         : "Physical Capacity: Total Allocation",
  84     # "Available Capacity (GBs)"        : "Physical Capacity: Free",
  85     # "Percent Full"                    : "Physical Capacity: Percent Full",
  86     # "Percent Subscribed"              : "Virtual Capacity: Percent Subscribed",
  87     # "Oversubscribed by (GBs)"         : "Virtual Capacity: Oversubscribed by",
  88     # "Total Subscribed Capacity (GBs)" : "Virtual Capacity: Total Subscription",
  89
  90     if item in parsed:
  91         data = parsed[item]
  92         state = data["State"]
  93         status = data["Status"]
  94         user_capacity = float(data["User Capacity (GBs)"]) * 1024**3
  95         consumed_capacity = float(data["Consumed Capacity (GBs)"]) * 1024**3
  96         avail_capacity = float(data["Available Capacity (GBs)"]) * 1024**3
  97         percent_full = float(data["Percent Full"])
  98         percent_subscribed = float(data["Percent Subscribed"])
  99         over_subscribed = float(data["Oversubscribed by (GBs)"]) * 1024**3
 100         total_subscribed_capacity = float(data["Total Subscribed Capacity (GBs)"]) * 1024**3
 101
 102         yield 0, ("State: %s, Status: %s, [Phys. capacity] User capacity: %s, " +\
 103              "Consumed capacity: %s, Available capacity: %s") %\
 104             (state, status, get_bytes_human_readable(user_capacity),
 105              get_bytes_human_readable(consumed_capacity),
 106              get_bytes_human_readable(avail_capacity))
 107
 108         state = 0
 109         infotext = "Percent full: %s" % get_percent_human_readable(percent_full)
 110         if "percent_full" in params:
 111             perc_full_warn, perc_full_crit = params["percent_full"]
 112             if percent_full >= perc_full_crit:
 113                 state = 2
 114             elif percent_full >= perc_full_warn:
 115                 state = 1
 116             if state:
 117                 infotext += " (warn/crit at %s/%s)" % \
 118                             (get_bytes_human_readable(perc_full_warn),
 119                              get_bytes_human_readable(perc_full_crit))
 120
 121         yield state, infotext
 122         yield 0, ("[Virt. capacity] Percent subscribed: %s, Oversubscribed by: %s, " +\
 123              "Total subscribed capacity: %s") %\
 124             (get_percent_human_readable(percent_subscribed),
 125              get_bytes_human_readable(over_subscribed),
 126              get_bytes_human_readable(total_subscribed_capacity)), [
 127             ("emcvnx_consumed_capacity",         consumed_capacity),
 128             ("emcvnx_avail_capacity",            avail_capacity),
 129             ("emcvnx_perc_full",                 percent_full),
 130             ("emcvnx_perc_subscribed",           percent_subscribed),
 131             ("emcvnx_over_subscribed",           over_subscribed),
 132             ("emcvnx_total_subscribed_capacity", total_subscribed_capacity),
 133         ]
 134
 135
 136 check_info['emcvnx_storage_pools'] = {
 137     'parse_function': parse_emcvnx_storage_pools,
 138     'inventory_function': inventory_emcvnx_storage_pools,
 139     'check_function': check_emcvnx_storage_pools,
 140     'service_description': 'Pool %s General',
 141     'group': 'emcvnx_storage_pools',
 142     'has_perfdata': True,
 143     'default_levels_variable': 'emcvnx_storage_pools_default_levels',
 144 }
 145
 146 #.
 147 #   .--tiering-------------------------------------------------------------.
 148 #   |                  _                  _                                |
 149 #   |                 | |_ ___  __ _ _ __(_)_ __   __ _                    |
 150 #   |                 | __/ _ \/ _` | '__| | '_ \ / _` |                   |
 151 #   |                 | ||  __/ (_| | |  | | | | | (_| |                   |
 152 #   |                  \__\___|\__,_|_|  |_|_| |_|\__, |                   |
 153 #   |                                             |___/                    |
 154 #   '----------------------------------------------------------------------'
 155
 156 # Suggested by customer
 157 factory_settings['emcvnx_storage_pools_tiering_default_levels'] = {
 158     "time_to_complete": (21 * 60 * 60 * 24, 28 * 60 * 60 * 24),
 159 }
 160
 161
 162 def parse_emcvnx_time_to_complete(time_to_complete):
 163     map_units = {
 164         "day": 24 * 60 * 60,
 165         "hour": 60 * 60,
 166         "minute": 60,
 167     }
 168     # 11 days, 17 hours, 24 minutes
 169     # 17 hours, 24 minutes
 170     # 1 hour, 43 minutes
 171     # ...
 172     try:
 173         seconds = 0
 174         for value, unit in [x.strip().split() for x in time_to_complete.split(",")]:
 175             if unit.endswith("s"):
 176                 unit = unit[:-1]
 177             seconds += int(value) * map_units[unit]
 178         return seconds
 179     except:
 180         return
 181
 182
 183 def inventory_emcvnx_storage_pools_tiering(parsed):
 184     for pool_name in parsed.iterkeys():
 185         yield pool_name, {}
 186
 187
 188 def check_emcvnx_storage_pools_tiering(item, params, parsed):
 189     if item in parsed:
 190         data = parsed[item]
 191         fast_cache = data["FAST Cache"]
 192         relocation_status = data["Relocation Status"]
 193         relocation_rate = data["Relocation Rate"]
 194         move_up = float(data["Data to Move Up (GBs)"]) * 1024**3
 195         move_down = float(data["Data to Move Down (GBs)"]) * 1024**3
 196         move_within = float(data["Data to Move Within Tiers (GBs)"]) * 1024**3
 197         move_completed = float(data["Data Movement Completed (GBs)"]) * 1024**3
 198         time_to_complete = data["Estimated Time to Complete"]
 199         age = parse_emcvnx_time_to_complete(time_to_complete)
 200
 201         infotext = ("Fast cache: %s, Relocation status: %s, Relocation rate: %s, " +\
 202                     "Move up: %s, Move down: %s, Move within: %s, " +\
 203                     "Movement completed: %s") %\
 204                    (fast_cache, relocation_status, relocation_rate,
 205                     get_bytes_human_readable(move_up),
 206                     get_bytes_human_readable(move_down),
 207                     get_bytes_human_readable(move_within),
 208                     get_bytes_human_readable(move_completed))
 209
 210         yield 0, infotext, [
 211             ("emcvnx_move_up", move_up),
 212             ("emcvnx_move_down", move_down),
 213             ("emcvnx_move_within", move_within),
 214             ("emcvnx_move_completed", move_completed),
 215         ]
 216
 217         if age is not None:
 218             infotext = "Estimated time to complete: %s" % time_to_complete
 219             warn, crit = params["time_to_complete"]
 220             state = 0
 221             if age > crit:
 222                 state = 2
 223             elif age > warn:
 224                 state = 1
 225             if state:
 226                 infotext += " (warn/crit at %s/%s)" % (get_age_human_readable(warn),
 227                                                        get_age_human_readable(crit))
 228             yield state, infotext, [("emcvnx_time_to_complete", age)]
 229
 230
 231 check_info['emcvnx_storage_pools.tiering'] = {
 232     'inventory_function': inventory_emcvnx_storage_pools_tiering,
 233     'check_function': check_emcvnx_storage_pools_tiering,
 234     'service_description': 'Pool %s Tiering Status',
 235     'has_perfdata': True,
 236     'group': 'emcvnx_storage_pools_tiering',
 237     'default_levels_variable': 'emcvnx_storage_pools_tiering_default_levels',
 238 }
 239
 240
 241 def inventory_emcvnx_storage_pools_tieringtypes(parsed):
 242     for pool_name, data in parsed.items():
 243         for tier_name in data.get("tier_names", []):
 244             yield "%s %s" % (pool_name, tier_name), {}
 245
 246
 247 def check_emcvnx_storage_pools_tieringtypes(item, params, parsed):
 248     for pool_name, data in parsed.items():
 249         for tier_name in data.get("tier_names", []):
 250             if item == "%s %s" % (pool_name, tier_name):
 251                 user_capacity = float(data["%s_User Capacity (GBs)" % tier_name]) * 1024**3
 252                 consumed_capacity = float(data["%s_Consumed Capacity (GBs)" % tier_name]) * 1024**3
 253                 avail_capacity = float(data["%s_Available Capacity (GBs)" % tier_name]) * 1024**3
 254                 percent_subscribed = float(data["%s_Percent Subscribed" % tier_name].replace(
 255                     "%", ""))
 256                 targeted_higher = float(
 257                     data["%s_Data Targeted for Higher Tier (GBs)" % tier_name]) * 1024**3
 258                 targeted_lower = float(
 259                     data["%s_Data Targeted for Lower Tier (GBs)" % tier_name]) * 1024**3
 260                 targeted_within = float(
 261                     data["%s_Data Targeted Within Tier (GBs)" % tier_name]) * 1024**3
 262
 263                 infotext = ("User capacity: %s, Consumed capacity: %s, Available capacity: %s, " +\
 264                             "Percent subscribed: %s, Move up: %s, Move down: %s, Move within: %s") %\
 265                            (get_bytes_human_readable(user_capacity),
 266                             get_bytes_human_readable(consumed_capacity),
 267                             get_bytes_human_readable(avail_capacity),
 268                             get_percent_human_readable(percent_subscribed),
 269                             get_bytes_human_readable(targeted_higher),
 270                             get_bytes_human_readable(targeted_lower),
 271                             get_bytes_human_readable(targeted_within))
 272
 273                 return 0, infotext, [
 274                     ("emcvnx_consumed_capacity", consumed_capacity),
 275                     ("emcvnx_avail_capacity", avail_capacity),
 276                     ("emcvnx_perc_subscribed", percent_subscribed),
 277                     ("emcvnx_targeted_higher", targeted_higher),
 278                     ("emcvnx_targeted_lower", targeted_lower),
 279                     ("emcvnx_targeted_within", targeted_within),
 280                 ]
 281
 282
 283 check_info['emcvnx_storage_pools.tieringtypes'] = {
 284     'inventory_function': inventory_emcvnx_storage_pools_tieringtypes,
 285     'check_function': check_emcvnx_storage_pools_tieringtypes,
 286     'service_description': 'Pool %s tiering',
 287     'has_perfdata': True,
 288 }
 289
 290 #.
 291 #   .--deduplication-------------------------------------------------------.
 292 #   |        _          _             _ _           _   _                  |
 293 #   |     __| | ___  __| |_   _ _ __ | (_) ___ __ _| |_(_) ___  _ __       |
 294 #   |    / _` |/ _ \/ _` | | | | '_ \| | |/ __/ _` | __| |/ _ \| '_ \      |
 295 #   |   | (_| |  __/ (_| | |_| | |_) | | | (_| (_| | |_| | (_) | | | |     |
 296 #   |    \__,_|\___|\__,_|\__,_| .__/|_|_|\___\__,_|\__|_|\___/|_| |_|     |
 297 #   |                          |_|                                         |
 298 #   '----------------------------------------------------------------------'
 299
 300
 301 def _emcvnx_get_text_perf(data, key, perfname, format_func=get_bytes_human_readable,
 302                           factor=1024**3):
 303     field = data.get(key, "unknown")
 304     try:
 305         value = float(field) * factor
 306         return format_func(value), [(perfname, value)]
 307     except ValueError:
 308         return str(field), []
 309
 310
 311 @get_parsed_item_data
 312 def check_emcvnx_storage_pools_deduplication(_no_item, _no_params, data):
 313
 314     yield 0, "State: %s" % data.get("Deduplication State", "unknown")
 315     yield 0, "Status: %s" % data.get("Deduplication Status", "unknown").split("(")[0]
 316     yield 0, "Rate: %s" % data.get("Deduplication Rate", "unknown")
 317
 318     txt, perf = _emcvnx_get_text_perf(data, "Efficiency Savings (GBs)",
 319                                       "emcvnx_dedupl_efficiency_savings")
 320     yield 0, "Efficiency savings: %s" % txt, perf
 321
 322     txt, perf = _emcvnx_get_text_perf(
 323         data,
 324         "Deduplication Percent Completed",
 325         "emcvnx_dedupl_perc_completed",
 326         format_func=get_percent_human_readable,
 327         factor=1.0)
 328     yield 0, "Percent completed: %s" % txt, perf
 329
 330     txt, perf = _emcvnx_get_text_perf(data, "Deduplication Remaining Size (GBs)",
 331                                       "emcvnx_dedupl_remaining_size")
 332     yield 0, "Remaining size: %s" % txt, perf
 333
 334     txt, perf = _emcvnx_get_text_perf(data, "Deduplication Shared Capacity (GBs)",
 335                                       "emcvnx_dedupl_shared_capacity")
 336     yield 0, "Shared capacity: %s" % txt, perf
 337
 338
 339 check_info['emcvnx_storage_pools.deduplication'] = {
 340     'inventory_function': inventory_emcvnx_storage_pools,
 341     'check_function': check_emcvnx_storage_pools_deduplication,
 342     'service_description': 'Pool %s Deduplication',
 343     'has_perfdata': True,
 344 }