#!/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.


@network_interface_scan_registry.as_fallback
def snmp_scan_if(oid):
    return if64_disabled(host_name()) or not has_ifHCInOctets(oid)


def inventory_if(info):
    return inventory_if_common(if_convert_to_if64(info))


def check_if(item, params, info):
    return check_if_common(item, params, if_convert_to_if64(info))


def if_convert_to_if64(info):
    newinfo = []
    for line in info:
        if saveint(line[0]) > 0:  #Fix for switches with empty indexes
            newinfo.append(line[0:8] + ['0'] + line[8:12] + ['0'] + line[12:16] + line[1:2] +
                           line[16:17])
    return newinfo


check_includes['if'] = ["if.include"]
check_info["if"] = {
    'check_function': check_if,
    'inventory_function': inventory_if,
    'service_description': 'Interface %s',
    'has_perfdata': True,
    'snmp_info': (
        ".1.3.6.1.2.1.2.2.1",
        [
            1,  # ifIndex                 0
            2,  # ifDescr                 1
            3,  # ifType                  2
            5,  # ifSpeed                 3
            8,  # ifOperStatus            4
            10,  # ifInOctets              5
            11,  # ifInUcastPkts           6
            12,  # ifInNUcastPkts          7
            13,  # ifInDiscards            8
            14,  # ifInErrors              9
            16,  # ifOutOctets            10
            17,  # ifOutUcastPkts         11
            18,  # ifOutNUcastPkts        12
            19,  # ifOutDiscards          13
            20,  # ifOutErrors            14
            21,  # ifOutQLen              15
            BINARY(6),  # ifPhysAddress          16
        ]),
    # check if number of network interfaces (IF-MIB::ifNumber.0) is at least 2
    # use if64 if possible and not disabled
    'snmp_scan_function': snmp_scan_if,
    'group': 'if',
    'default_levels_variable': 'if_default_levels',
}
