#!/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


def hitachi_hnas_vnode_combine_item(id_, name):
    combined = str(id_)
    if name != "":
        combined += " " + name
    return combined


def inventory_hitachi_hnas_vnode(info):
    inventory = []
    for id_, name, _status, _is_admin, _hosted_by in info:
        inventory.append((hitachi_hnas_vnode_combine_item(id_, name), None))
    return inventory


def check_hitachi_hnas_vnode(item, _no_params, info):
    statusmap = (
        ("", 3),
        ("unknown", 3),
        ("onLine", 0),
        ("offLine", 2),
    )

    for id_, name, status, is_admin, hosted_by in info:
        if hitachi_hnas_vnode_combine_item(id_, name) == item:
            status = int(status)
            nodetype = ""
            if status == 0 or status >= len(statusmap):
                return 3, "EVS reports unidentified status %s" % status
            else:
                if is_admin == "0":
                    nodetype = "This is a service node."
                if is_admin == "1":
                    nodetype = "This is a administrative node."
                return (
                    statusmap[status][1],
                    "EVS is hosted by PNode %s and reports status %s. %s"
                    % (hosted_by, statusmap[status][0], nodetype),
                )

    return 3, "SNMP did not report a status of this EVS"


check_info["hitachi_hnas_vnode"] = {
    "check_function": check_hitachi_hnas_vnode,
    "inventory_function": inventory_hitachi_hnas_vnode,
    "service_description": "EVS %s",
    "snmp_info": (".1.3.6.1.4.1.11096.6.1.1.1.2.5.11.1", [1, 2, 4, 5, 6]),
    # ID, Name, Status, isAdmin, hostedBy
    "snmp_scan_function": hitachin_hnas_scan_function,
}
