#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2014             mk@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.

check_includes["hitachi_hnas_volume"] = [ "df.include" ]

def inventory_hitachi_hnas_volume(info):
    mplist = []
    for id, label, volume_status, total, free, evs in info:
        mplist.append(id + " " + label)
    return df_inventory(mplist)

def check_hitachi_hnas_volume(item, params, info):
    # use checks from df.include
    fslist = []
    for volid, label, volume_status, total, free, evs in info:
        if volid == '':
            continue
        if volid + " " + label == item:
            if total and free:
                size_mb = int(total) / 1048576.0
                avail_mb = int(free) / 1048576.0
                fslist.append((item, size_mb, avail_mb))
                status, message, perfdata = df_check_filesystem_list(item, params, fslist)
            else:
                status = 1
                message = "no filesystem size information (!)"
                perfdata = []

            # evaluate volumeStatus
            statusmap = (("", 3),
                        ("unformatted", 1),
                        ("mounted", 0),
                        ("formatted", 1),
                        ("needsChecking", 2),
                        )

            error_string = ( "", " (!)", " (!!)", "" )
            volume_status = int(volume_status)

            if volume_status == 0 or volume_status >= len(statusmap):
                message += ", Volume reports unidentified status %s" % volume_status
                status = max(status, 3)
            else:
                message += ", Status %s%s" % (statusmap[volume_status][0], error_string[statusmap[volume_status][1]])
                status = max(status, statusmap[volume_status][1])

            # report evs
            message += ", assigned to EVS %s" % evs
            return status, message, perfdata

    return 3, "Volume %s not found" % item


check_info["hitachi_hnas_volume"] = {
    "check_function"         : check_hitachi_hnas_volume,
    "inventory_function"     : inventory_hitachi_hnas_volume,
    "service_description"    : "Volume %s",
    "has_perfdata"           : True,
    "snmp_info"              : (".1.3.6.1.4.1.11096.6.1.1.1.3.5.2.1", [1, 3, 4, 5, 6, 7]),
                               # volumeSysDriveIndex, volumeLabel, volumeStatus, volumeCapacity,
                               # volumeFreeCapacity, volumeEnterpriseVirtualServer
    "snmp_scan_function"     : lambda oid: oid(".1.3.6.1.2.1.1.2.0").startswith(".1.3.6.1.4.1.11096.6"),
    "group"                  : "filesystem",
    "default_levels_variable": "filesystem_default_levels",
}
