metrics.go

/*
 * Copyright 2024 Comcast Cable Communications Management, LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package moonshot

import (
	"github.com/prometheus/client_golang/prometheus"
)

type metrics map[string]*prometheus.GaugeVec

func newServerMetric(metricName string, docString string, constLabels prometheus.Labels, labelNames []string) *prometheus.GaugeVec {
	return prometheus.NewGaugeVec(
		prometheus.GaugeOpts{
			Name:        metricName,
			Help:        docString,
			ConstLabels: constLabels,
		},
		labelNames,
	)
}

func NewDeviceMetrics() *map[string]*metrics {
	var (
		UpMetric = &metrics{
			"up": newServerMetric("up", "was the last scrape of fishymetrics successful.", nil, []string{}),
		}

		ThermalMetrics = &metrics{
			"fanSpeed":          newServerMetric("redfish_thermal_fan_speed", "Current fan speed in the unit of percentage, possible values are 0 - 100", nil, []string{"name"}),
			"fanStatus":         newServerMetric("redfish_thermal_fan_status", "Current fan status 1 = OK, 0 = BAD", nil, []string{"name"}),
			"sensorTemperature": newServerMetric("redfish_thermal_sensor_temperature", "Current sensor temperature reading in Celsius", nil, []string{"name"}),
			"sensorStatus":      newServerMetric("redfish_thermal_sensor_status", "Current sensor status 1 = OK, 0 = BAD", nil, []string{"name"}),
		}

		PowerMetrics = &metrics{
			"supplyOutput":        newServerMetric("redfish_power_supply_output", "Power supply output in watts", nil, []string{"name", "sparePartNumber"}),
			"supplyStatus":        newServerMetric("redfish_power_supply_status", "Current power supply status 1 = OK, 0 = BAD", nil, []string{"name", "sparePartNumber"}),
			"supplyTotalConsumed": newServerMetric("redfish_power_supply_total_consumed", "Total output of all power supplies in watts", nil, []string{}),
			"supplyTotalCapacity": newServerMetric("redfish_power_supply_total_capacity", "Total output capacity of all the power supplies", nil, []string{}),
		}

		SwitchMetrics = &metrics{
			"moonshotSwitchStatus": newServerMetric("redfish_moonshot_switch_status", "Current Moonshot switch status 1 = OK, 0 = BAD", nil, []string{"name", "serialNumber"}),
		}

		SwitchThermalMetrics = &metrics{
			"moonshotSwitchSensorTemperature": newServerMetric("redfish_moonshot_switch_thermal_sensor_temperature", "Current sensor temperature reading in Celsius", nil, []string{"name"}),
			"moonshotSwitchSensorStatus":      newServerMetric("redfish_moonshot_switch_thermal_sensor_status", "Current sensor status 1 = OK, 0 = BAD", nil, []string{"name"}),
		}

		SwitchPowerMetrics = &metrics{
			"moonshotSwitchSupplyOutput": newServerMetric("redfish_moonshot_switch_power_supply_output", "Power supply output in watts", nil, []string{"name"}),
		}

		Metrics = &map[string]*metrics{
			"up":               UpMetric,
			"thermalMetrics":   ThermalMetrics,
			"powerMetrics":     PowerMetrics,
			"swMetrics":        SwitchMetrics,
			"swThermalMetrics": SwitchThermalMetrics,
			"swPowerMetrics":   SwitchPowerMetrics,
		}
	)

	return Metrics
}