#!/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.cpu_util import *  # pylint: disable=wildcard-import,unused-wildcard-import

factory_settings["aruba_cpu_util_default_levels"] = {
    "levels": (80.0, 90.0),
}


def parse_aruba_cpu_util(info):
    parsed = {}
    for description, raw_cpu_util in info:
        try:
            parsed.setdefault(description, float(raw_cpu_util))
        except ValueError:
            pass
    return parsed


# no get_parsed_item_data because the cpu utilization can be exactly 0 for some devices, which would
# result in "UNKN - Item not found in monitoring data", because parsed[item] evaluates to False
def check_aruba_cpu_util(item, params, parsed):
    cpu_util = parsed.get(item)
    if cpu_util is None:
        return
    return check_cpu_util(cpu_util, params)


check_info["aruba_cpu_util"] = {
    "parse_function": parse_aruba_cpu_util,
    "check_function": check_aruba_cpu_util,
    "inventory_function": discover(),
    "service_description": "CPU utilization %s",
    "has_perfdata": True,
    "snmp_info": (
        ".1.3.6.1.4.1.14823.2.2.1.1.1.9.1",
        [
            "2",  # sysExtProcessorDescr
            "3",  # sysExtProcessorLoad; Unfortunately aruba calls their utilization "load"
        ],
    ),
    "snmp_scan_function": lambda oid: oid(".1.3.6.1.2.1.1.2.0").startswith(".1.3.6.1.4.1.14823"),
    "group": "cpu_utilization_multiitem",
}
