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

hitachi_hnas_cpu_default_levels = {"levels": (80.0, 90.0)}


def inventory_hitachi_hnas_cpu(info):
    inventory = []
    for id_, _util in info:
        inventory.append((id_, hitachi_hnas_cpu_default_levels))
    return inventory


def check_hitachi_hnas_cpu(item, params, info):
    warn, crit = params["levels"]
    rc = 0

    for id_, util in info:
        if id_ == item:
            util = float(util)
            if util > warn:
                rc = 1
            if util > crit:
                rc = 2
            perfdata = [("cpu_util", str(util) + "%", warn, crit, 0, 100)]
            return rc, "CPU utilization is %s%%" % util, perfdata

    return 3, "No CPU utilization found"


check_info["hitachi_hnas_cpu"] = {
    "check_function": check_hitachi_hnas_cpu,
    "inventory_function": inventory_hitachi_hnas_cpu,
    "service_description": "CPU utilization PNode %s",
    "has_perfdata": True,
    "snmp_info": (".1.3.6.1.4.1.11096.6.1.1.6.1.2.1", [1, 3]),  # ID, Utilization
    "snmp_scan_function": hitachin_hnas_scan_function,
    "group": "cpu_utilization_multiitem",
}
