<?php
/*
 * LibreNMS
 *
 * Copyright (c) 2018 Søren Friis Rosiak <sorenrosiak@gmail.com>
 * This program 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, either version 3 of the License, or (at your
 * option) any later version.  Please see LICENSE.txt at the top level of
 * the source code distribution for details.
 */

$role_data = snmpwalk_cache_oid($device, 'cswSwitchRole', array(), 'CISCO-STACKWISE-MIB');
$redundant_data = snmp_get($device, "cswRingRedundant.0", "-OQv", "CISCO-STACKWISE-MIB");

$tables = array(
    array('ciscoEnvMonVoltageStatusTable','.1.3.6.1.4.1.9.9.13.1.2.1.7.','ciscoEnvMonVoltageState','ciscoEnvMonVoltageStatusDescr', 'CISCO-ENVMON-MIB') ,
    array('ciscoEnvMonTemperatureStatusTable','.1.3.6.1.4.1.9.9.13.1.3.1.6.','ciscoEnvMonTemperatureState','ciscoEnvMonTemperatureStatusDescr', 'CISCO-ENVMON-MIB') ,
    array('ciscoEnvMonFanStatusTable','.1.3.6.1.4.1.9.9.13.1.4.1.3.','ciscoEnvMonFanState','ciscoEnvMonFanStatusDescr', 'CISCO-ENVMON-MIB') ,
    array('ciscoEnvMonSupplyStatusTable','.1.3.6.1.4.1.9.9.13.1.5.1.3.','ciscoEnvMonSupplyState','ciscoEnvMonSupplyStatusDescr', 'CISCO-ENVMON-MIB') ,
    array('cefcFRUPowerStatusTable','.1.3.6.1.4.1.9.9.117.1.1.2.1.2.','cefcFRUPowerOperStatus','Sensor Name', 'CISCO-ENTITY-FRU-CONTROL-MIB') ,
    array('cswGlobals','.1.3.6.1.4.1.9.9.500.1.1.3.','cswRingRedundant','Stack Ring - Redundant', 'CISCO-STACKWISE-MIB') ,
    array('cswSwitchRole','.1.3.6.1.4.1.9.9.500.1.2.1.1.3.','cswSwitchRole','Stack Role - Switch#', 'CISCO-STACKWISE-MIB') ,
    array('cswSwitchState','.1.3.6.1.4.1.9.9.500.1.2.1.1.6.','cswSwitchState','Stack State - Switch#', 'CISCO-STACKWISE-MIB') ,
    array('cswStackPortOperStatus','.1.3.6.1.4.1.9.9.500.1.2.2.1.1.','cswStackPortOperStatus','Stack Port Status - ', 'CISCO-STACKWISE-MIB') ,
    array('cRFCfgRedundancyOperMode','.1.3.6.1.4.1.9.9.176.1.2.14.','cRFCfgRedundancyOperMode','VSS Mode', 'CISCO-RF-MIB') ,
    array('cRFStatusUnitState','.1.3.6.1.4.1.9.9.176.1.1.2.','cRFStatusUnitState','VSS Device State', 'CISCO-RF-MIB') ,
    array('cRFStatusPeerUnitState','.1.3.6.1.4.1.9.9.176.1.1.4.','cRFStatusPeerUnitState','VSS Peer State', 'CISCO-RF-MIB')
);

foreach ($tables as $tablevalue) {
    //Some switches on 15.x expose this information regardless if they are stacked or not, we try to mitigate that by doing the following.
    if (($tablevalue[0] == 'cswGlobals' || $tablevalue[0] == 'cswSwitchRole' || $tablevalue[0] == 'cswSwitchState' || $tablevalue[0] == 'cswStackPortOperStatus') && $redundant_data == 'false' && count($role_data) == 1) {
        continue;
    }

    $temp = snmpwalk_cache_multi_oid($device, $tablevalue[0], array(), $tablevalue[4]);
    $cur_oid = $tablevalue[1];

    if (is_array($temp)) {
        if ($temp[0][$tablevalue[2]] == 'nonRedundant' || $temp[0]['cswMaxSwitchNum'] == '1') {
            break;
        }

        //Create State Index
        $state_name = $tablevalue[2];
        $state_index_id = create_state_index($state_name);

        //Create State Translation
        if ($state_index_id !== null) {
            if ($state_name == 'cRFStatusUnitState' || $state_name == 'cRFStatusPeerUnitState') {
                $states = array(
                    array($state_index_id,'notKnown',0,1,1) ,
                    array($state_index_id,'disabled',0,2,0) ,
                    array($state_index_id,'initialization',0,3,1) ,
                    array($state_index_id,'negotiation',0,4,1) ,
                    array($state_index_id,'standbyCold',0,5,1) ,
                    array($state_index_id,'standbyColdConfig',0,6,1) ,
                    array($state_index_id,'standbyColdFileSys',0,7,1) ,
                    array($state_index_id,'standbyColdBulk',0,8,1) ,
                    array($state_index_id,'standbyHot',0,9,0) ,
                    array($state_index_id,'activeFast',0,10,1) ,
                    array($state_index_id,'activeDrain',0,11,1) ,
                    array($state_index_id,'activePreconfig',0,12,1) ,
                    array($state_index_id,'activePostconfig',0,13,1) ,
                    array($state_index_id,'active',0,14,0) ,
                    array($state_index_id,'activeExtraload',0,15,1) ,
                    array($state_index_id,'activeHandback',0,16,1)
                );
            } elseif ($state_name == 'cRFCfgRedundancyOperMode') {
                $states = array(
                    array($state_index_id,'nonRedundant',0,1,0) ,
                    array($state_index_id,'staticLoadShareNonRedundant',0,2,0) ,
                    array($state_index_id,'dynamicLoadShareNonRedundant',0,3,0) ,
                    array($state_index_id,'staticLoadShareRedundant',0,4,0) ,
                    array($state_index_id,'dynamicLoadShareRedundant',0,5,0) ,
                    array($state_index_id,'coldStandbyRedundant',0,6,0) ,
                    array($state_index_id,'warmStandbyRedundant',0,7,0) ,
                    array($state_index_id,'hotStandbyRedundant',0,8,0)
                );
            } elseif ($state_name == 'cswRingRedundant') {
                $states = array(
                    array($state_index_id,'true',0,1,0) ,
                    array($state_index_id,'false',0,2,2)
                );
            } elseif ($state_name == 'cswSwitchRole') {
                $states = array(
                    array($state_index_id,'master',0,1,0) ,
                    array($state_index_id,'member',0,2,0) ,
                    array($state_index_id,'notMember',0,3,0) ,
                    array($state_index_id,'standby',0,4,0)
                );
            } elseif ($state_name == 'cswSwitchState') {
                $states = array(
                    array($state_index_id,'waiting',0,1,1) ,
                    array($state_index_id,'progressing',0,2,1) ,
                    array($state_index_id,'added',0,3,1) ,
                    array($state_index_id,'ready',0,4,0) ,
                    array($state_index_id,'sdmMismatch',0,5,2) ,
                    array($state_index_id,'verMismatch',0,6,2) ,
                    array($state_index_id,'featureMismatch',0,7,2) ,
                    array($state_index_id,'newMasterInit',0,8,2) ,
                    array($state_index_id,'provisioned',0,9,1) ,
                    array($state_index_id,'invalid',0,10,2) ,
                    array($state_index_id,'removed',0,11,1)
                );
            } elseif ($state_name == 'cefcFRUPowerOperStatus') {
                $states = array(
                    array($state_index_id,'off (other)',0,1,2) ,
                    array($state_index_id,'on',0,2,0) ,
                    array($state_index_id,'off (admin)',0,3,1) ,
                    array($state_index_id,'off (denied)',0,4,2) ,
                    array($state_index_id,'off (environmental)',0,5,2) ,
                    array($state_index_id,'off (temperature)',0,6,2) ,
                    array($state_index_id,'off (fan)',0,7,2) ,
                    array($state_index_id,'failed',0,8,2) ,
                    array($state_index_id,'on (fan failed)',0,9,1) ,
                    array($state_index_id,'off (cooling)',0,10,2) ,
                    array($state_index_id,'off (connector rating)',0,11,2) ,
                    array($state_index_id,'on (no inline power)',0,12,1)
                );
            } else {
                $states = array(
                    array($state_index_id,'normal',0,1,0) ,
                    array($state_index_id,'warning',0,2,1) ,
                    array($state_index_id,'critical',0,3,2) ,
                    array($state_index_id,'shutdown',0,4,3) ,
                    array($state_index_id,'notPresent',0,5,3) ,
                    array($state_index_id,'notFunctioning',0,6,2)
                );
            }

            foreach ($states as $value) {
                $insert = array(
                    'state_index_id' => $value[0],
                    'state_descr' => $value[1],
                    'state_draw_graph' => $value[2],
                    'state_value' => $value[3],
                    'state_generic_value' => $value[4]
                );
                dbInsert($insert, 'state_translations');
            }
        }

        foreach ($temp as $index => $entry) {
            if ($tablevalue[2] == 'ciscoEnvMonTemperatureState' && (empty($temp[$index][$tablevalue[3]]))) {
                d_echo('Invalid sensor, skipping..');
            } else {
                //Discover Sensors
                $descr = ucwords($temp[$index][$tablevalue[3]]);
                if ($state_name == 'cRFStatusUnitState' || $state_name == 'cRFStatusPeerUnitState' || $state_name == 'cRFCfgRedundancyOperMode' || $state_name == 'cswRingRedundant') {
                    $descr = $tablevalue[3];
                } elseif ($state_name == 'cswSwitchRole') {
                    $swrolenumber++;
                    $descr = $tablevalue[3] . $swrolenumber;
                } elseif ($state_name == 'cswSwitchState') {
                    $swstatenumber++;
                    $descr = $tablevalue[3] . $swstatenumber;
                } elseif ($state_name == 'cswStackPortOperStatus') {
                    $stack_port_descr = get_port_by_index_cache($device, $index);
                    $descr = $tablevalue[3] . $stack_port_descr['ifDescr'];
                } elseif ($state_name == 'cefcFRUPowerOperStatus') {
                    $descr = snmp_get($device, 'entPhysicalName.'.$index, '-Oqv', 'ENTITY-MIB');
                }
                discover_sensor($valid['sensor'], 'state', $device, $cur_oid.$index, $index, $state_name, $descr, '1', '1', null, null, null, null, $temp[$index][$tablevalue[2]], 'snmp', $index);

                //Create Sensor To State Index
                create_sensor_to_state_index($device, $state_name, $index);
            }
        }
    }
}

unset($role_data, $redundant_data);
