xmtop/devices/temp_linux.go

66 lines
1.4 KiB
Go

// +build linux
package devices
import (
"strings"
psHost "github.com/shirou/gopsutil/host"
)
func init() {
devs() // Populate the sensorMap
RegisterTemp(getTemps)
RegisterDeviceList(Temperatures, devs, defs)
}
func getTemps(temps map[string]int) map[string]error {
sensors, err := psHost.SensorsTemperatures()
if err != nil {
return map[string]error{"psHost": err}
}
for _, sensor := range sensors {
label := sensorMap[sensor.SensorKey]
if _, ok := temps[label]; ok {
temps[label] = int(sensor.Temperature)
}
}
return nil
}
// Optimization to avoid string manipulation every update
var sensorMap map[string]string
func devs() []string {
if sensorMap == nil {
sensorMap = make(map[string]string)
}
sensors, err := psHost.SensorsTemperatures()
if err != nil {
return []string{}
}
rv := make([]string, 0, len(sensors))
for _, sensor := range sensors {
label := sensor.SensorKey
if strings.Contains(sensor.SensorKey, "input") {
label = sensor.SensorKey[:strings.Index(sensor.SensorKey, "_input")]
}
rv = append(rv, label)
sensorMap[sensor.SensorKey] = label
}
return rv
}
// Only include sensors with input in their name; these are the only sensors
// returning live data
func defs() []string {
// MUST be called AFTER init()
rv := make([]string, 0)
for k, v := range sensorMap {
if k != v { // then it's an _input sensor
rv = append(rv, v)
}
}
return rv
}