<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     discovery
 * @copyright  (C) Adam Armstrong
 *
 */

echo(" PDU2-MIB ");
$mib = 'PDU2-MIB';

$pduId = '1'; // PX2/3 and transfer switch: pduiId = 1

// SensorTypeEnumeration
$oid_types = [
  'rmsCurrent'              => ['type' => 'current', 'index' => 1],
  'peakCurrent'             => ['type' => 'current', 'index' => 2],
  'unbalancedCurrent'       => ['type' => 'current', 'index' => 3],
  'rmsVoltage'              => ['type' => 'voltage', 'index' => 4],
  'activePower'             => ['type' => 'power', 'index' => 5],
  'apparentPower'           => ['type' => 'apower', 'index' => 6],
  'powerFactor'             => ['type' => 'powerfactor', 'index' => 7],
  'activeEnergy'            => ['type' => 'energy', 'index' => 8],
  'apparentEnergy'          => ['type' => 'aenergy', 'index' => 9],
  'temperature'             => ['type' => 'temperature', 'index' => 10],
  'humidity'                => ['type' => 'humidity', 'index' => 11],
  'airFlow'                 => ['type' => '', 'index' => 12],
  'airPressure'             => ['type' => '', 'index' => 13],
  'onOff'                   => ['type' => '', 'index' => 14],
  'trip'                    => ['type' => '', 'index' => 15],
  'vibration'               => ['type' => '', 'index' => 16],
  'waterDetection'          => ['type' => '', 'index' => 17],
  'smokeDetection'          => ['type' => '', 'index' => 18],
  'binary'                  => ['type' => '', 'index' => 19],
  //'contact'               => [ 'type' => '',            'index' => 20 ],
  'fanSpeed'                => ['type' => 'fanspeed', 'index' => 21],
  'surgeProtectorStatus'    => ['type' => '', 'index' => 22],
  'frequency'               => ['type' => 'frequency', 'index' => 23],
  //'phaseAngle'            => [ 'type' => '',            'index' => 24 ],
  'rmsVoltageLN'            => ['type' => 'voltage', 'index' => 25],
  'residualCurrent'         => ['type' => 'current', 'index' => 26],
  'rcmState'                => ['type' => '', 'index' => 27],
  'absoluteHumidity'        => ['type' => 'humidity', 'index' => 28],
  'reactivePower'           => ['type' => 'rpower', 'index' => 29],
  'other'                   => ['type' => '', 'index' => 30],
  'none'                    => ['type' => '', 'index' => 31],
  'powerQuality'            => ['type' => '', 'index' => 32],
  'overloadStatus'          => ['type' => '', 'index' => 33],
  'overheatStatus'          => ['type' => '', 'index' => 34],
  'displacementPowerFactor' => ['type' => '', 'index' => 35],
  'fanStatus'               => ['type' => '', 'index' => 37],
  //'inletPhaseSyncAngle'   => [ 'type' => '',            'index' => 38 ],
  //'inletPhaseSync'        => [ 'type' => '',            'index' => 39 ],
  'operatingState'          => ['type' => '', 'index' => 40],
  'activeInlet'             => ['type' => '', 'index' => 41],
  'illuminance'             => ['type' => 'illuminance', 'index' => 42],
  'doorContact'             => ['type' => '', 'index' => 43],
  'tamperDetection'         => ['type' => '', 'index' => 44],
  'motionDetection'         => ['type' => '', 'index' => 45],
  'i1smpsStatus'            => ['type' => '', 'index' => 46],
  'i2smpsStatus'            => ['type' => '', 'index' => 47],
  'switchStatus'            => ['type' => '', 'index' => 48],
];

// SensorUnitsEnumeration
$oid_units = [
    //none(-1),
    //other(0),
    'volt'        => ['type' => 'voltage'],
    'amp'         => ['type' => 'current'],
    'watt'        => ['type' => 'power'],
    'voltamp'     => ['type' => 'apower'],
    'wattHour'    => ['type' => 'energy'],
    'voltampHour' => ['type' => 'aenergy'],
    'degreeC'     => ['type' => 'temperature', 'unit' => 'C'],
    'hertz'       => ['type' => 'frequency'],
    'percent'     => ['type' => 'humidity'],
    'meterpersec' => ['type' => 'velocity'],
    'pascal'      => ['type' => 'pressure'],
    'psi'         => ['type' => 'pressure', 'unit' => 'psi'],
    //g(13),
    'degreeF'     => ['type' => 'temperature', 'unit' => 'F'],
    //feet(15),
    //inches(16),
    //cm(17),
    //meters(18),
    'rpm'         => ['type' => 'fanspeed'],
    //degrees(20),
    'lux'         => ['type' => 'illuminance'],
    //grampercubicmeter(22),
    'var'         => ['type' => 'rpower'],
];

// Inlets
$names = snmpwalk_cache_oid($device, "inletName", [], $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorUnits", [], $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorDecimalDigits", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorEnabledThresholds", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorLowerCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorLowerWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorUpperWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "inletSensorUpperCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsInletSensorIsAvailable", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsInletSensorState", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsInletSensorValue", $oids, $mib);
print_debug_vars($names);
print_debug_vars($oids);

foreach ($oids as $index => $entry) {
    [$pduId, $id, $sensorType] = explode('.', $index);
    $index_id = $pduId . '.' . $id;
    $index    = $index_id . '.' . $oid_types[$sensorType]['index']; // Convert to numeric index

    if (!isset($oid_types[$sensorType]) || $entry['measurementsInletSensorIsAvailable'] === 'false') {
        continue;
    }

    if ($names[$index_id]['inletName'] != '') {
        $descr = "Inlet $index_id: " . $names[$index_id]['inletName'];
    } else {
        $descr = "Inlet $index_id";
    }

    $scale    = si_to_scale($entry['inletSensorDecimalDigits'] * -1);
    $oid_name = 'measurementsInletSensorValue';
    $oid_num  = '.1.3.6.1.4.1.13742.6.5.2.3.1.4.' . $index;
    $type     = $mib . '-' . $oid_name;
    $value    = $entry[$oid_name];

    // Limits (based on enabled thresholds)
    //  SYNTAX BITS {
    //    lowerCritical(0),
    //    lowerWarning(1),
    //    upperWarning(2),
    //    upperCritical(3),
    // }
    $options      = [];
    $limits_flags = base_convert(str_replace(' ', '', $entry['inletSensorEnabledThresholds']), 16, 10);
    if (is_flag_set(bindec(10000000), $limits_flags)) // 0b 1000 0000
    {
        $options['limit_low'] = $entry['inletSensorLowerCriticalThreshold'] * $scale;
    }
    if (is_flag_set(bindec(1000000), $limits_flags)) // 0b 0100 0000
    {
        $options['limit_low_warn'] = $entry['inletSensorLowerWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(100000), $limits_flags)) // 0b 0010 0000
    {
        $options['limit_high_warn'] = $entry['inletSensorUpperWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(10000), $limits_flags)) // 0b 0001 0000
    {
        $options['limit_high'] = $entry['inletSensorUpperCriticalThreshold'] * $scale;
    }

    // Detect type & unit
    $unit = [];
    if ($entry['inletSensorUnits'] === 'percent' && !in_array($sensorType, ['humidity', 'absoluteHumidity'])) {
        $unit = ['type' => 'load'];
    } elseif (isset($oid_units[$entry['inletSensorUnits']])) {
        $unit = $oid_units[$entry['inletSensorUnits']];
    } elseif (!empty($oid_types[$sensorType]['type'])) {
        // Other sensors based on SensorTypeEnumeration
        $unit = $oid_types[$sensorType];
    } else {
        $oid_name = 'measurementsInletSensorState';
        $oid_num  = '.1.3.6.1.4.1.13742.6.5.2.3.1.3.' . $index;
        $type     = 'pdu2-sensorstate';
        $value    = $entry[$oid_name];

        discover_status($device, $oid_num, $oid_name . '.' . $index, $type, $descr, $value, ['entPhysicalClass' => 'other']);
        continue;
    }

    if (isset($unit['type'])) {
        if (isset($unit['unit'])) {
            $options['sensor_unit'] = $unit['unit'];
        }

        if (isset($config['counter_types'][$unit['type']])) {
            // Counters
            discover_counter($device, $unit['type'], $mib, $oid_name, $oid_num, $index, $descr, $scale, $value, $options);
        } else {
            // FIXME convert to discover_sensor_ng()
            discover_sensor($unit['type'], $device, $oid_num, $index, $type, $descr, $scale, $value, $options);
        }
    }
}

// Outlets
$names = snmpwalk_cache_oid($device, "outletName", [], $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorUnits", [], $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorDecimalDigits", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorEnabledThresholds", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorLowerCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorLowerWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorUpperWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "outletSensorUpperCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOutletSensorIsAvailable", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOutletSensorState", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOutletSensorValue", $oids, $mib);
print_debug_vars($names);
print_debug_vars($oids);

foreach ($oids as $index => $entry) {
    [$pduId, $id, $sensorType] = explode('.', $index);
    $index_id = $pduId . '.' . $id;
    $index    = $index_id . '.' . $oid_types[$sensorType]['index']; // Convert to numeric index

    if (!isset($oid_types[$sensorType]) || $entry['measurementsOutletSensorIsAvailable'] === 'false') {
        continue;
    }

    if ($names[$index_id]['outletName'] != '') {
        $descr = "Outlet $index_id: " . $names[$index_id]['outletName'];
    } else {
        $descr = "Outlet $index_id";
    }

    $scale    = si_to_scale($entry['outletSensorDecimalDigits'] * -1);
    $oid_name = 'measurementsOutletSensorValue';
    $oid_num  = '.1.3.6.1.4.1.13742.6.5.4.3.1.4.' . $index;
    $type     = $mib . '-' . $oid_name;
    $value    = $entry[$oid_name];

    // Limits (based on enabled thresholds)
    //  SYNTAX BITS {
    //    lowerCritical(0),
    //    lowerWarning(1),
    //    upperWarning(2),
    //    upperCritical(3),
    // }
    $options      = [];
    $limits_flags = base_convert(str_replace(' ', '', $entry['outletSensorEnabledThresholds']), 16, 10);
    if (is_flag_set(bindec(10000000), $limits_flags)) // 0b 1000 0000
    {
        $options['limit_low'] = $entry['outletSensorLowerCriticalThreshold'] * $scale;
    }
    if (is_flag_set(bindec(1000000), $limits_flags)) // 0b 0100 0000
    {
        $options['limit_low_warn'] = $entry['outletSensorLowerWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(100000), $limits_flags)) // 0b 0010 0000
    {
        $options['limit_high_warn'] = $entry['outletSensorUpperWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(10000), $limits_flags)) // 0b 0001 0000
    {
        $options['limit_high'] = $entry['outletSensorUpperCriticalThreshold'] * $scale;
    }

    // Detect type & unit
    $unit = [];
    if (isset($oid_units[$entry['outletSensorUnits']])) {
        $unit = $oid_units[$entry['outletSensorUnits']];
    } elseif (!empty($oid_types[$sensorType]['type'])) {
        // Other sensors based on SensorTypeEnumeration
        $unit = $oid_types[$sensorType];
    } else {
        $oid_name = 'measurementsOutletSensorState';
        $oid_num  = '.1.3.6.1.4.1.13742.6.5.4.3.1.3.' . $index;
        $type     = 'pdu2-sensorstate';
        $value    = $entry[$oid_name];

        discover_status($device, $oid_num, $oid_name . '.' . $index, $type, $descr, $value, ['entPhysicalClass' => 'other']);
        continue;
    }

    if (isset($unit['type'])) {
        if (isset($unit['unit'])) {
            $options['sensor_unit'] = $unit['unit'];
        }

        discover_sensor($unit['type'], $device, $oid_num, $index, $type, $descr, $scale, $value, $options);
    }
}

// Over Current Protectors
$names = snmpwalk_cache_oid($device, "overCurrentProtectorName", [], $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorUnits", [], $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorDecimalDigits", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorEnabledThresholds", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorLowerCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorLowerWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorUpperWarningThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "overCurrentProtectorSensorUpperCriticalThreshold", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOverCurrentProtectorSensorIsAvailable", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOverCurrentProtectorSensorState", $oids, $mib);
$oids  = snmpwalk_cache_oid($device, "measurementsOverCurrentProtectorSensorValue", $oids, $mib);
print_debug_vars($names);
print_debug_vars($oids);

foreach ($oids as $index => $entry) {
    [$pduId, $id, $sensorType] = explode('.', $index);
    $index_id = $pduId . '.' . $id;
    $index    = $index_id . '.' . $oid_types[$sensorType]['index']; // Convert to numeric index

    if (!isset($oid_types[$sensorType]) || $entry['measurementsOverCurrentProtectorSensorIsAvailable'] === 'false') {
        continue;
    }

    if ($names[$index_id]['overCurrentProtectorName'] != '') {
        $descr = "Over Current Protector $index_id: " . $names[$index_id]['overCurrentProtectorName'];
    } else {
        $descr = "Over Current Protector $index_id";
    }

    $scale    = si_to_scale($entry['overCurrentProtectorSensorDecimalDigits'] * -1);
    $oid_name = 'measurementsOverCurrentProtectorSensorValue';
    $oid_num  = '.1.3.6.1.4.1.13742.6.5.3.3.1.4.' . $index;
    $type     = $mib . '-' . $oid_name;
    $value    = $entry[$oid_name];

    // Limits (based on enabled thresholds)
    //  SYNTAX BITS {
    //    lowerCritical(0),
    //    lowerWarning(1),
    //    upperWarning(2),
    //    upperCritical(3),
    // }
    $options      = [];
    $limits_flags = base_convert(str_replace(' ', '', $entry['overCurrentProtectorSensorEnabledThresholds']), 16, 10);
    if (is_flag_set(bindec(10000000), $limits_flags)) // 0b 1000 0000
    {
        $options['limit_low'] = $entry['overCurrentProtectorSensorLowerCriticalThreshold'] * $scale;
    }
    if (is_flag_set(bindec(1000000), $limits_flags)) // 0b 0100 0000
    {
        $options['limit_low_warn'] = $entry['overCurrentProtectorSensorLowerWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(100000), $limits_flags)) // 0b 0010 0000
    {
        $options['limit_high_warn'] = $entry['overCurrentProtectorSensorUpperWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(10000), $limits_flags)) // 0b 0001 0000
    {
        $options['limit_high'] = $entry['overCurrentProtectorSensorUpperCriticalThreshold'] * $scale;
    }

    // Detect type & unit
    $unit = [];
    if (isset($oid_units[$entry['overCurrentProtectorSensorUnits']])) {
        $unit = $oid_units[$entry['overCurrentProtectorSensorUnits']];
    } elseif (!empty($oid_types[$sensorType]['type'])) {
        // Other sensors based on SensorTypeEnumeration
        $unit = $oid_types[$sensorType];
    } else {
        $oid_name = 'measurementsOverCurrentProtectorSensorState';
        $oid_num  = '.1.3.6.1.4.1.13742.6.5.3.3.1.3.' . $index;
        $type     = 'pdu2-sensorstate';
        $value    = $entry[$oid_name];

        discover_status($device, $oid_num, $oid_name . '.' . $index, $type, $descr, $value, ['entPhysicalClass' => 'other']);
        continue;
    }

    if (isset($unit['type'])) {
        if (isset($unit['unit'])) {
            $options['sensor_unit'] = $unit['unit'];
        }

        discover_sensor($unit['type'], $device, $oid_num, $index, $type, $descr, $scale, $value, $options);
    }
}

// External Sensors
$oids = snmpwalk_cache_oid($device, "externalSensorName", [], $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorDescription", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorType", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorUnits", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorDecimalDigits", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorEnabledThresholds", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorLowerCriticalThreshold", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorLowerWarningThreshold", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorUpperWarningThreshold", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "externalSensorUpperCriticalThreshold", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "measurementsExternalSensorIsAvailable", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "measurementsExternalSensorState", $oids, $mib);
$oids = snmpwalk_cache_oid($device, "measurementsExternalSensorValue", $oids, $mib);
print_debug_vars($oids);

foreach ($oids as $index => $entry) {
    $sensorType = $entry['externalSensorType'];

    if (!isset($oid_types[$sensorType]) || $entry['measurementsExternalSensorIsAvailable'] === 'false') {
        continue;
    }

    $descr = "Sensor $index";
    if ($entry['externalSensorName'] != '') {
        $descr .= ": " . $entry['externalSensorName'];
    } elseif ($entry['externalSensorDescription'] != '') {
        $descr .= ": " . $entry['externalSensorDescription'];
    }

    $scale    = si_to_scale($entry['externalSensorDecimalDigits'] * -1);
    $oid_name = 'measurementsExternalSensorValue';
    $oid_num  = '.1.3.6.1.4.1.13742.6.5.5.3.1.4.' . $index;
    $type     = $mib . '-' . $oid_name;
    $value    = $entry[$oid_name];

    // Limits (based on enabled thresholds)
    //  SYNTAX BITS {
    //    lowerCritical(0),
    //    lowerWarning(1),
    //    upperWarning(2),
    //    upperCritical(3),
    // }
    $options      = [];
    $limits_flags = base_convert(str_replace(' ', '', $entry['externalSensorEnabledThresholds']), 16, 10);
    if (is_flag_set(bindec(10000000), $limits_flags)) // 0b 1000 0000
    {
        $options['limit_low'] = $entry['externalSensorLowerCriticalThreshold'] * $scale;
    }
    if (is_flag_set(bindec(1000000), $limits_flags)) // 0b 0100 0000
    {
        $options['limit_low_warn'] = $entry['externalSensorLowerWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(100000), $limits_flags)) // 0b 0010 0000
    {
        $options['limit_high_warn'] = $entry['externalSensorUpperWarningThreshold'] * $scale;
    }
    if (is_flag_set(bindec(10000), $limits_flags)) // 0b 0001 0000
    {
        $options['limit_high'] = $entry['externalSensorUpperCriticalThreshold'] * $scale;
    }

    // Detect type & unit
    $unit = [];
    if (isset($oid_units[$entry['externalSensorUnits']])) {
        $unit = $oid_units[$entry['externalSensorUnits']];
    } elseif (!empty($oid_types[$sensorType]['type'])) {
        // Other sensors based on SensorTypeEnumeration
        $unit = $oid_types[$sensorType];
    } else {
        $oid_name = 'measurementsExternalSensorState';
        $oid_num  = '.1.3.6.1.4.1.13742.6.5.5.3.1.3.' . $index;
        $type     = 'pdu2-sensorstate';
        $value    = $entry[$oid_name];

        discover_status($device, $oid_num, $oid_name . '.' . $index, $type, $descr, $value, ['entPhysicalClass' => 'other']);
        continue;
    }

    if (isset($unit['type'])) {
        if (isset($unit['unit'])) {
            $options['sensor_unit'] = $unit['unit'];
        }

        discover_sensor($unit['type'], $device, $oid_num, $index, $type, $descr, $scale, $value, $options);
    }
}

// EOF