#!/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-
# tails. 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.

factory_settings["arris_cmts_mem"] = {
    "levels"     : ( 80.0, 90.0 ),
}

def inventory_arris_cmts_mem(info):
    for cid, heap, heap_free in info:
        # The Module numbers are starting with 0, not with 1 like the OIDs
        cid = int(cid) - 1
        yield cid, {}

def check_arris_cmts_mem(item, params, info):
    for cid, heap, heap_free in info:
        cid = int(cid) - 1
        if cid == item:
            heap_free, heap = float(heap_free), float(heap)
            usage = heap - heap_free
            usage_perc = (usage / heap) * 100
            infotext = "Usage: %s of %s (%.2f %%)" % \
                (get_bytes_human_readable(usage), get_bytes_human_readable(heap), usage_perc)
            warn, crit = params['levels']
            # Percent level
            if type(crit) == float:
                warn_abs = heap * warn / 100
                crit_abs = heap * crit / 100
                perfdata = [ ( 'usage', usage, warn_abs, crit_abs, 0, heap )]
                levels = " (warn/crit at %.0f/%.0f %%)" % ( warn, crit )
                if usage_perc >= crit:
                    yield 2, infotext+levels, perfdata
                elif usage_perc >= warn:
                    yield 1, infotext+levels, perfdata
                else:
                    yield 0, infotext, perfdata
            else:
                perfdata = [ ( 'usage', usage, warn, crit, 0, heap )]
                levels = " (warn/crit at %s/%s)" % \
                    ( get_bytes_human_readable(warn), get_bytes_human_readable(crit) )
                if usage >= crit:
                    yield 2, infotext+levels, perfdata
                elif usage >= warn:
                    yield 1, infotext+levels, perfdata
                else:
                    yield 0, infotext, perfdata
            return
    yield 3, "Card not found in Output"

check_info["arris_cmts_mem"] = {
    "check_function"        : check_arris_cmts_mem,
    "inventory_function"    : inventory_arris_cmts_mem,
    "service_description"   : "Memory Module %s",
    "has_perfdata"          : True,
    "snmp_scan_function"    : arris_cmts_scan_function,
    "default_levels_variable" : "arris_cmts_mem",
    "snmp_info"             : ( ".1.3.6.1.4.1.4998.1.1.5.3.2.1.1", [
                                          OID_END,
                                          2, # cadMeHeapSize
                                          3, # cadMeHeapRemaining
                                          ] ),
    "group"                 : "memory_multiitem",
    "includes"              : [ "arris_cmts.include" ]
}

