#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |          _           _           _       _   __   _______        |
# |       __| |_  ___ __| |__  _ __ | |__   / | /  \ |__ / _ \       |
# |      / _| ' \/ -_) _| / / | '  \| / /   | || () | |_ \_, /       |
# |      \__|_||_\___\__|_\_\_|_|_|_|_\_\   |_(_)__(_)___//_/        |
# |                                            check_mk 1.0.39       |
# |                                                                  |
# | Copyright Mathias Kettner 2009                mk@mathias-kettner |
# +------------------------------------------------------------------+
# 
# This file is part of check_mk 1.0.39.
# 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.


def inventory_netif_link(checkname, info):
    return [ (i[0], i[4] == 'yes', i[4] == 'yes') for i in info if len(i) == 5 ]

def check_netif_link(item, targetstate, info):
    links = [ i[4] for i in info if i[0] == item ]
    if len(links) == 0:
        return (2, "CRIT - unknown network device")
    elif len(links) != 1:
        return (3, "UNKNOWN - network devices listed more than once")
    if links[0] == 'yes':
        link = True
    elif links[0] == 'no':
        link = False
    else:
        return (3, "UNKNOWN - invalid link state '%s'" % link)
            
    if link == targetstate:
        if link:
            return (0, "OK - Link is up")
        else:
            return (0, "OK - no link / NIC unused")
    else:
        if link:
            return (1, "WARN - Link is up, NIC should be unused")
        else:
            return (2, "CRIT - no link")


def inventory_netif_params(checkname, info):
    return [ (i[0], '', tuple(i[1:4])) for i in info if len(i) == 5 ]
        
def check_netif_params(item, params, info):
    infolist = [ i[1:4] for i in info if i[0] == item ]
    if len(infolist) == 0:
        return (2, "CRIT - unknown network device")
    elif len(infolist) != 1:
        return (3, "UNKNOWN - network devices listed more than once")
    act_params = tuple(infolist[0])
    if act_params == params:
        return (0, "OK - %s" % (",".join(act_params),) )
    else:
        return (2, "CRIT - %s (should be %s)" %
            (",".join(act_params), ",".join(params)))
    

check_info['netif.link'] = (check_netif_link,      "NIC %s link",            0,  inventory_netif_link)
check_info['netif.params'] = (check_netif_params,    "NIC %s parameter",       0,  inventory_netif_params)

