#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2013             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# 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.

# Author: Troels Arvin <troels@arvin.dk>
# Tested with the following Dell KVM switch: 4161DS 

# (Dell DS2 MIB)
# == DS2-MIB::dsProductIDDisplayName.0
#
# .1.3.6.1.4.1.10418.3.3.1.1.7.0 == DS2-MIB::dsProductIDStatus.0
#          1 = other
#          2 = unknown
#          3 = ok
#          4 = non-critical
#          5 = critical
#          6 = non-recoverable

def inventory_dell_kvmswitch(info):
    #import pprint; pprint.pprint(info)
    if len(info) > 0:
        return [ (None, None) ]

def check_dell_kvmswitch(item, _no_params, info):
    #import pprint; pprint.pprint(info)
    if len(info) <> 1:
        return 3, "Unexpected data (info len)"
    if len(info[0]) <> 1:
        return 3, "Unexpected data (info[0] len)"
    state = info[0][0]
    retcode = 3 # default: unknown
    if '3' == state:
        retcode = 0
    if '4' == state:
        retcode = 1 
    if state in ('5', '6'):
        retcode = 2
    return retcode, "operating state=%s" % state

check_info["dell_kvmswitch"] = \
    (check_dell_kvmswitch, "status", 0, inventory_dell_kvmswitch)

snmp_info["dell_kvmswitch"] = ( ".1.3.6.1.4.1.10418.3.3.1.1.7", [ "0" ] )

snmp_scan_functions['dell_kvmswitch'] = \
    lambda oid: 'DS KVM' in oid(".1.3.6.1.4.1.10418.3.3.1.1.1.0")