#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2015             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.


# <<<kaspersky_av_client>>>
# Signatures 08.05.2015 01:23:00
# Fullscan 08.05.2015 05:43:16 0


factory_settings['kaspersky_av_client_default_levels'] = {
    'signature_age' : ( 86400, 7*86400 ),
    'fullscan_age'  : ( 86400, 7*86400 ),
}


def parse_kaspersky_av_client(info):
    now = time.time()
    parsed = {}
    for line in info:
        timestamp_text = line[1] + " " + line[2]
        # We assume that the timestamp is to be interpreted in the timezone of
        # the Check_MK server. This might be a problem, if e.g. the agent is located
        # in China and the Check_MK server in USA.
        age = now - time.mktime(time.strptime(timestamp_text, '%d.%m.%Y %H:%M:%S'))

        if line[0] == "Signatures":
            parsed['signature_age'] = age

        elif line[0] == "Fullscan":
            parsed['fullscan_age'] = age
            parsed['fullscan_failed'] = line[3] != "0"

    return parsed


def inventory_kaspersky_av_client(parsed):
    return [ (None, {}) ]


def check_kaspersky_av_client(_no_item, params, parsed):
    for key, what in [
        ( "signature_age", "Last update of signatures" ),
        ( "fullscan_age",  "Last fullscan" ),
    ]:
        age = parsed[key]
        warn, crit = params[key]
        if age >= crit:
            state = 2
        elif age >= warn:
            state = 1
        else:
            state = 0

        infotext = "%s %s ago" % (what, get_age_human_readable(age))
        if state > 0:
            infotext += " (warn/crit at %s/%s)" % (
                get_age_human_readable(warn),
                get_age_human_readable(crit))

        yield state, infotext

    if parsed["fullscan_failed"]:
        yield 2, "Last fullscan failed"


check_info['kaspersky_av_client'] = {
    'parse_function'            : parse_kaspersky_av_client,
    'inventory_function'        : inventory_kaspersky_av_client,
    'check_function'            : check_kaspersky_av_client,
    'service_description'       : 'Kaspersky AV',
    'default_levels_variable'   : 'kaspersky_av_client_default_levels',
    'group'                     : 'kaspersky_av_client',
}
