#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright (C) 2019 tribe29 GmbH - License: GNU General Public License v2
# This file is part of Checkmk (https://checkmk.com). It is subject to the terms and
# conditions defined in the file COPYING, which is part of this source code package.

# NOTE: Careful when replacing the *-import below with a more specific import. This can cause
# problems because it might remove variables from the check-context which are necessary for
# resolving legacy discovery results such as [("SUMMARY", "diskstat_default_levels")]. Furthermore,
# it might also remove variables needed for accessing discovery rulesets.
from cmk.base.check_legacy_includes.huawei_osn import *  # pylint: disable=wildcard-import,unused-wildcard-import

# The typical OSN power unit delivers 750 W max
factory_settings["huawei_osn_power_default_levels"] = {
    "levels": (700, 730),
}


def inventory_huawei_osn_power(info):
    for line in info:
        yield (line[0], None)


def check_huawei_osn_power(item, params, info):
    for line in info:
        if item == line[0]:
            state = 0
            reading = int(line[1])
            warn, crit = params["levels"]

            yield 0, "Current reading: %s W" % reading, [("power", reading, warn, crit, 0)]

            if reading >= crit:
                state = 2
            elif reading >= warn:
                state = 1

            if state:
                yield state, "(warn/crit at %s/%s W)" % (warn, crit)


check_info["huawei_osn_power"] = {
    "inventory_function": inventory_huawei_osn_power,
    "check_function": check_huawei_osn_power,
    "service_description": "Unit %s (Power)",
    "snmp_info": (
        ".1.3.6.1.4.1.2011.2.25.4.70.20.20.10.1",
        [
            "1",  # OPTIX-OSN902-FUNCTION-MIB::optixWDMGetPsuBID
            "2",  # OPTIX-OSN902-FUNCTION-MIB::optixWDMGetPsuPowerConsumption
        ],
    ),
    "snmp_scan_function": huawei_osn_scan_function,
    "has_perfdata": True,
    "default_levels_variable": "huawei_osn_power_default_levels",
}
