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cputemp.go
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cputemp.go
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package main
import (
"bufio"
"log"
"os"
"strconv"
"time"
)
// CPUTemperature stores average temperature among all cores.
var CPUTemperature int64
// UpdateCPUTemperature gets and updates average CPU cores temperature.
func UpdateCPUTemperature() {
n := len(Conf.CPUTemp.File)
for {
var (
temperature = make([]int64, n)
tSum int64
tAvg int64
)
for i, filename := range Conf.CPUTemp.File {
file, err := os.Open(filename)
if err != nil {
log.Printf("Unable to open %s: %s", filename, err)
} else {
reader := bufio.NewReader(file)
line, _, err := reader.ReadLine()
if err != nil {
log.Printf("Unable to read from %s: %s", filename, err)
err = file.Close()
if err != nil {
log.Printf("Unable to close %s: %s", filename, err)
}
} else {
err = file.Close()
if err != nil {
log.Printf("Unable to close %s: %s", filename, err)
} else {
temp, err := strconv.ParseInt(string(line), 10, 32)
if err != nil {
log.Printf("Unable to convert string to number from file %s: %s", filename, err)
} else {
if temp > 1000 {
temp /= 1000
}
temperature[i] = temp
}
}
}
}
}
if len(temperature) == 1 {
tAvg = temperature[0]
} else {
for _, t := range temperature {
tSum += t
}
tAvg = tSum / int64(len(temperature))
}
if CPUTemperature != tAvg {
CPUTemperature = tAvg
UpdateReady <- true
}
time.Sleep(3 * time.Second)
}
}