[checkmk-commits] #2441 NetApp 7Mode: Now able to monitor reserved snapshot space for volumes

Module: check_mk Branch: master Commit: 7226ab7ce6938959fbc409e396eaa61e86e42777 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=7226ab7ce69389… Author: Andreas Boesl &lt;ab(a)mathias-kettner.de&gt; Date: Sat Oct 31 16:47:53 2015 +0100 #2441 NetApp 7Mode: Now able to monitor reserved snapshot space for volumes --- .werks/2441 | 9 ++++++ ChangeLog | 1 + agents/special/agent_netapp | 13 ++++++++ checkman/netapp_api_snapshots | 12 ++++++++ checks/netapp_api.include | 8 +++-- checks/netapp_api_snapshots | 67 +++++++++++++++++++++++++++++++++++++++++ 6 files changed, 108 insertions(+), 2 deletions(-) diff --git a/.werks/2441 b/.werks/2441 new file mode 100644 index 0000000..0c1a0da --- /dev/null +++ b/.werks/2441 @@ -0,0 +1,9 @@ +Title: NetApp 7Mode: Now able to monitor reserved snapshot space for volumes +Level: 1 +Component: checks +Compatible: compat +Version: 1.2.7i4 +Date: 1446306382 +Class: feature + + diff --git a/ChangeLog b/ChangeLog index 2b46e7e..890e597 100644 --- a/ChangeLog +++ b/ChangeLog @@ -14,6 +14,7 @@ * 2699 windows_tasks: new task success constant 'an instance of the task is already running' * 2671 df: avoid duplicate items for btrfs that is mounted several times... NOTE: Please refer to the migration notes! + * 2441 NetApp 7Mode: Now able to monitor reserved snapshot space for volumes * 2660 FIX: fixed windows agent using the wrong working directory... * 2664 FIX: ps: Speedup in situation with many matching processes... * 2661 FIX: windows agent: fixed incomplete process list... diff --git a/agents/special/agent_netapp b/agents/special/agent_netapp index b7c233a..a0e9d5b 100755 --- a/agents/special/agent_netapp +++ b/agents/special/agent_netapp @@ -619,6 +619,19 @@ else: print format_config(aggregations, "aggregation", "name", config_report = ["name", "size-total", "size-available"]) + # Snapshot info + for volume in volumes.children_get(): + name = volume.child_get_string("name") + + volume_snapshots_reserved = server.invoke("snapshot-get-reserve", "volume", name) + dict_reserved = create_dict(volume_snapshots_reserved) + dict_reserved["size-total"] = volume.child_get_string("size-total") + print format_dict(dict_reserved, prefix = "volume_snapshot %s" % name, as_line = True) + + volume_snapshots = server.invoke("snapshot-list-info", "target-name", name, "target-type", "volume") + print format_config(volume_snapshots.child_get("snapshots"), "volume_snapshot", name, + report = ["volume_snapshot", "percentage-of-total-blocks", "cumulative-total"]) + # Protocols print "<<<netapp_api_protocol:sep(9)>>>" diff --git a/checkman/netapp_api_snapshots b/checkman/netapp_api_snapshots new file mode 100644 index 0000000..fcd0d2b --- /dev/null +++ b/checkman/netapp_api_snapshots @@ -0,0 +1,12 @@ +title: NetApp Filers: Used Space in Filesystems +agents: netapp +catalog: hw/storagehw/netapp +license: GPL +distribution: check_mk +description: + This check monitors the reserved space for snapshots of NetApp volumes. + If the cumulative size of all snapshots for a volume exceeds the configured + reserved percentage the check goes CRIT. + +item: + The name of the volume diff --git a/checks/netapp_api.include b/checks/netapp_api.include index b31aca9..bbc28a3 100644 --- a/checks/netapp_api.include +++ b/checks/netapp_api.include @@ -27,7 +27,7 @@ # Transforms all lines into a dictionary. # The first key is the dictionary key, unless modified by the custom_keys -def netapp_api_parse_lines(info, custom_keys = []): +def netapp_api_parse_lines(info, custom_keys = [], as_dict_list = False): instances = {} for line in info: instance = {} @@ -43,7 +43,11 @@ def netapp_api_parse_lines(info, custom_keys = []): custom_name.append(instance[key]) name = ".".join(custom_name) - instances[name] = instance + if as_dict_list: + instances.setdefault(name, []) + instances[name].append(instance) + else: + instances[name] = instance return instances diff --git a/checks/netapp_api_snapshots b/checks/netapp_api_snapshots new file mode 100644 index 0000000..ed5fd58 --- /dev/null +++ b/checks/netapp_api_snapshots @@ -0,0 +1,67 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2014 mk(a)mathias-kettner.de | +# +------------------------------------------------------------------+ +# +# This file is part of Check_MK. +# The official homepage is at http://mathias-kettner.de/check_mk. +# +# check_mk is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation in version 2. check_mk is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with- +# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more de- +# ails. You should have received a copy of the GNU General Public +# License along with GNU Make; see the file COPYING. If not, write +# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +# Boston, MA 02110-1301 USA. + +# Agent output: +# <<<netapp_api_snapshots:sep(9)>>> +# volume_snapshot volch150 percent-reserved 22 blocks-reserved 3322 size-total 12122 ... +# volume_snapshot volch150 percentage-of-total-blocks 0 cumulative-total 122924 ... + +def inventory_netapp_api_snapshots(parsed): + for key in parsed.keys(): + yield key, {} + +def check_netapp_api_snapshots(item, _no_params, parsed): + data = parsed.get(item) + + if not data: + return + + snapshot_total = int(data[-1]["cumulative-total"]) * 1024.0 + size_total = int(data[0]["size-total"]) + reserved_percent = snapshot_total / size_total + reserved_bytes = int(data[0]["blocks-reserved"]) * 1024.0 + + state = 0 + if reserved_percent > 100: + state = 2 + yield state, "Reserve used: %.1f%% (%s)" % (reserved_percent, + get_bytes_human_readable(snapshot_total)) + + yield 0, "Total Reserve: %s%% (%s) of %s" % (data[0]["percent-reserved"], + get_bytes_human_readable(reserved_bytes), + get_bytes_human_readable(size_total)),\ + [("bytes", snapshot_total, 0, 0, 0, reserved_bytes)] + +check_info["netapp_api_snapshots"] = { + 'parse_function' : lambda info: netapp_api_parse_lines(info, + custom_keys = ["volume_snapshot"], as_dict_list = True), + 'check_function' : check_netapp_api_snapshots, + 'inventory_function' : inventory_netapp_api_snapshots, + 'service_description' : 'Snapshots Volume', + 'has_perfdata' : True, + 'includes' : ["netapp_api.include"] +} +